/**
 * DESMYR Design System V3
 * Variant A: Plum + Signal Lime
 * Editorial Paper (Light) & Engineering Workspace (Dark)
 * Master Grid 12-Column · Swiss Editorial Grotesk · Precision Telemetry
 */

/* ==============================================================================
   01. SEMANTIC DESIGN TOKENS (VARIANT A: PLUM + SIGNAL LIME)
   ============================================================================== */

:root,
:root[data-theme="light"] {
  color-scheme: light;

  /* Surfaces & Canvas */
  --bg: #F6F4F7;
  --surface: #ECE8F0;
  --surface-elevated: #FFFFFF;
  --surface-technical: #E6E0ED;
  --header-bg: rgba(246, 244, 247, 0.94);

  /* Hairlines & Structural Borders */
  --border: #D2C8DE;
  --border-strong: #8A7A9C;
  --border-focus: #486600;

  /* Typography Ink (Calibrated WCAG AA High Contrast) */
  --text-primary: #180F20;
  --text-secondary: #3D3249;
  --text-muted: #5E526B;

  /* Accent (Primary Action / Links in Light Theme — Calibrated Editorial Chartreuse-Olive >= 5.1:1 on all light surfaces) */
  --accent: #486600;
  --accent-hover: #3B5400;
  --accent-text: #FFFFFF;
  --accent-subtle: #EEF8CE;

  /* Signal (Surgical Electric Chartreuse/Lime — Telemetry Beacon, Arrows & Badges) */
  --signal: #9EE200;
  --signal-text: #180F20;
  --signal-highlight: var(--accent);
  --signal-border: var(--accent);
  --signal-pulse: var(--accent);

  /* System States */
  --success: #236E41;
  --warning: #A15E00;
  --danger: #A82424;

  /* Atmospheric Halo / Shadow */
  --halo-glow: rgba(158, 226, 0, 0.12);
  --shadow-sm: 0 1px 3px rgba(24, 15, 32, 0.05);
  --shadow-md: 0 4px 16px rgba(24, 15, 32, 0.07);
  --shadow-lg: 0 12px 36px rgba(24, 15, 32, 0.09);

  /* Geometry (Swiss Editorial & Architectural System) */
  --radius-none: 0px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --max-w: 1320px;

  /* Typography Stacks */
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  /* Motion Tokens (Restrained Engineering System) */
  --motion-fast: 160ms;
  --motion-base: 360ms;
  --motion-slow: 650ms;
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-process: cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-editorial: var(--ease-standard);
  --transition-fast: var(--motion-fast) var(--ease-standard);
  --transition-med: var(--motion-base) var(--ease-standard);

  /* Backward Compatibility Aliases */
  --paper: var(--bg);
  --paper-card: var(--surface-elevated);
  --paper-subtle: var(--surface);
  --paper-elevated: var(--surface-elevated);
  --line: var(--border);
  --line-light: var(--border);
  --line-dark: var(--border-strong);
  --ink: var(--text-primary);
  --ink-secondary: var(--text-secondary);
  --muted: var(--text-muted);
  --muted-light: var(--text-muted);
  --accent-contrast: var(--accent-text);
  --dark: var(--surface-technical);
  --dark-surface: var(--surface-technical);
  --dark-surface-elevated: var(--surface-elevated);
  --dark-line: var(--border);
  --dark-muted: var(--text-muted);
  --dark-text: var(--text-primary);
}

/* Dark Theme (Engineering Workspace / Deep Plum Darkroom) */
:root[data-theme="dark"] {
  color-scheme: dark;

  /* Surfaces & Canvas */
  --bg: #120C17;
  --surface: #1B1322;
  --surface-elevated: #241B2E;
  --surface-technical: #170F20;
  --header-bg: rgba(18, 12, 23, 0.94);

  /* Hairlines & Structural Borders */
  --border: #32253E;
  --border-strong: #58456C;
  --border-focus: #C8FF00;

  /* Typography Ink (Calibrated High Contrast: Primary, Secondary, Muted readable) */
  --text-primary: #F7F5FA;
  --text-secondary: #DDD6E5;
  --text-muted: #A396B2;

  /* Accent (Primary Action in Dark Theme — Electric Signal Lime) */
  --accent: #C8FF00;
  --accent-hover: #DBFF43;
  --accent-text: #120C17;
  --accent-subtle: rgba(200, 255, 0, 0.12);

  /* Signal (Surgical Electric Lime) */
  --signal: #C8FF00;
  --signal-text: #120C17;
  --signal-highlight: var(--signal);
  --signal-border: var(--signal);
  --signal-pulse: var(--signal);

  /* System States */
  --success: #4ADE80;
  --warning: #FBBF24;
  --danger: #F87171;

  /* Atmospheric Halo / Shadow */
  --halo-glow: rgba(200, 255, 0, 0.14);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.5);
}

/* System Preference Matching when data-theme is not explicitly overridden */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]):not([data-theme="dark"]) {
    color-scheme: dark;

    --bg: #120C17;
    --surface: #1B1322;
    --surface-elevated: #241B2E;
    --surface-technical: #170F20;
    --header-bg: rgba(18, 12, 23, 0.94);

    --border: #32253E;
    --border-strong: #58456C;
    --border-focus: #C8FF00;

    --text-primary: #F7F5FA;
    --text-secondary: #DDD6E5;
    --text-muted: #A396B2;

    --accent: #C8FF00;
    --accent-hover: #DBFF43;
    --accent-text: #120C17;
    --accent-subtle: rgba(200, 255, 0, 0.12);

    --signal: #C8FF00;
    --signal-text: #120C17;
    --signal-highlight: var(--signal);
    --signal-border: var(--signal);
    --signal-pulse: var(--signal);

    --success: #4ADE80;
    --warning: #FBBF24;
    --danger: #F87171;

    --halo-glow: rgba(200, 255, 0, 0.14);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.5);
  }
}

/* Modern Web Guidance: Map meta color-scheme to root property */
:root:has(> head > meta[name="color-scheme"][content="dark"]) {
  color-scheme: dark;
}
:root:has(> head > meta[name="color-scheme"][content="light"]) {
  color-scheme: light;
}


/* ==============================================================================
   02. RESET & BASE FOUNDATIONS
   ============================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  accent-color: var(--accent);
}

body {
  margin: 0;
  background-color: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-feature-settings: "cv02", "cv03", "cv04", "cv11", "kern";
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color var(--transition-med), color var(--transition-med);
}

/* Headings: Swiss Editorial Grotesk (Sentence Case, Balanced Breaks) */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 600;
  margin: 0;
  text-wrap: balance;
  letter-spacing: -0.025em;
}

p {
  margin: 0;
  text-wrap: pretty;
  color: var(--text-secondary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
}

button {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

/* Strict Keyboard Focus States (WCAG AA) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}


/* ==============================================================================
   03. MASTER GRID & LAYOUT PATTERNS
   ============================================================================== */

/* Layout Master Container (1320px Max Width) */
.wrap {
  width: 100%;
  max-width: var(--max-w);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(16px, 3.5vw, 48px);
  padding-right: clamp(16px, 3.5vw, 48px);
}

/* Canonical 12-Column Grid */
.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}

/* Editorial Section Container */
.section-v3 {
  padding: clamp(56px, 7vw, 96px) 0;
  border-bottom: 1px solid var(--border);
}

/* Section Header (Pattern A: Editorial Split 8 / 4 or 7 / 5) */
.section-head {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
  align-items: flex-end;
  margin-bottom: clamp(36px, 4.5vw, 56px);
}

.section-head-title {
  grid-column: span 7;
}

.section-head-title h2 {
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.12;
  letter-spacing: -0.025em;
  font-weight: 600;
}

.section-head-lead {
  grid-column: span 5;
}

.section-head-lead p {
  font-size: 15.5px;
  line-height: 1.62;
  color: var(--text-muted);
}


/* ==============================================================================
   04. HEADER, NAVIGATION & THEME SWITCH
   ============================================================================== */

header.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition-med), border-color var(--transition-med);
}

.nav {
  position: relative;
  z-index: 102;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 12px clamp(16px, 3.5vw, 48px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(14px, 2vw, 24px);
}

.brand {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  text-decoration: none;
  flex-shrink: 0;
  line-height: 1;
}

.brand-badge {
  display: none !important;
}

.links {
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.6vw, 22px);
  font-size: 13px;
  font-weight: 500;
}

.links a {
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
  text-decoration: none;
  white-space: nowrap;
}

.links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-fast);
}

.links a:hover {
  color: var(--text-primary);
}

.links a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* Header Primary Action Link */
.nav-cta {
  background: var(--text-primary);
  color: var(--bg) !important;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  font-weight: 600;
  transition: background var(--transition-fast), transform var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--accent);
  color: var(--accent-text) !important;
  transform: translateY(-1px);
}

/* ==============================================================================
   04b. COMPACT SINGLE-ACTION THEME TOGGLE (SUN / MOON)
   ============================================================================== */
.theme-toggle {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
  user-select: none;
  flex-shrink: 0;
}

.theme-toggle:hover {
  background: var(--surface-technical);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.theme-toggle:active {
  transform: scale(0.94);
}

.theme-toggle .theme-icon {
  display: none;
  flex-shrink: 0;
  pointer-events: none;
}

/* Light theme shows Moon icon (action: switch to Dark) */
:root[data-theme="light"] .theme-toggle .icon-moon,
html[data-theme="light"] .theme-toggle .icon-moon {
  display: block;
}

:root[data-theme="light"] .theme-toggle .icon-sun,
html[data-theme="light"] .theme-toggle .icon-sun {
  display: none;
}

/* Dark theme shows Sun icon (action: switch to Light) */
:root[data-theme="dark"] .theme-toggle .icon-sun,
html[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
}

:root[data-theme="dark"] .theme-toggle .icon-moon,
html[data-theme="dark"] .theme-toggle .icon-moon {
  display: none;
}

/* Fallback before JS runs when data-theme is unset */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .theme-toggle .icon-moon {
    display: block;
  }
  :root:not([data-theme="dark"]) .theme-toggle .icon-sun {
    display: none;
  }
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun {
    display: block;
  }
  :root:not([data-theme="light"]) .theme-toggle .icon-moon {
    display: none;
  }
}


/* ==============================================================================
   04c. COMPACT MOBILE NAVIGATION CONTROLS & PANEL
   ============================================================================== */

/* Section scroll-margin for sticky header offset */
section[id],
.brief-layout[id] {
  scroll-margin-top: clamp(56px, 8vw, 76px);
}

/* Burger / Close Toggle Button */
.menu-toggle {
  display: none;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0;
  position: relative;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
  user-select: none;
  flex-shrink: 0;
}

.menu-toggle::before {
  content: "";
  position: absolute;
  top: -6px;
  bottom: -6px;
  left: -6px;
  right: -6px;
}

.menu-toggle:hover {
  background: var(--surface-technical);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.menu-toggle:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.menu-toggle:active {
  transform: scale(0.94);
}

.menu-toggle-icon {
  display: block;
  pointer-events: none;
}

.menu-toggle-icon line {
  transform-box: fill-box;
  transform-origin: center;
  transition: transform var(--motion-fast) var(--ease-standard),
              opacity var(--motion-fast) var(--ease-standard);
}

.menu-toggle[aria-expanded="true"] .menu-line-top {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-line-mid {
  opacity: 0;
  transform: scaleX(0);
}

.menu-toggle[aria-expanded="true"] .menu-line-bot {
  transform: translateY(-6px) rotate(-45deg);
}

/* Backdrop */
.mobile-nav-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(18, 12, 23, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--motion-base) var(--ease-standard);
  z-index: 99;
}

:root[data-theme="light"] .mobile-nav-backdrop {
  background: rgba(24, 15, 32, 0.3);
}

/* Mobile Nav Panel */

.mobile-nav-panel[hidden],
.mobile-nav-backdrop[hidden] {
  display: none !important;
}

.mobile-nav-panel:not(.is-open) {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.mobile-nav-backdrop:not(.is-open) {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.mobile-nav-panel {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  max-height: calc(100dvh - 60px);
  max-height: calc(100vh - 60px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity var(--motion-base) var(--ease-standard),
              transform var(--motion-base) var(--ease-standard);
  z-index: 101;
}

.mobile-nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 16px clamp(12px, 3.5vw, 24px) 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Header inside Panel */
.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
}

.mobile-nav-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.mobile-nav-status {
  color: var(--text-muted);
}

.mobile-nav-close-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  padding: 4px 8px;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.mobile-nav-close-btn:hover {
  background: var(--surface-elevated);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.mobile-nav-close-btn:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

/* Groups */
.mobile-nav-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-nav-heading {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* Direction Cards */
.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mobile-nav-card {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text-primary);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.mobile-nav-card:hover {
  background: var(--surface-elevated);
  border-color: var(--border-strong);
}

.mobile-nav-card:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.mobile-nav-card[aria-current="page"] {
  border-color: var(--accent);
  background: var(--surface-elevated);
}

.mobile-nav-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.mobile-nav-card-title {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-primary);
}

.mobile-nav-card-badge {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 600;
  padding: 2px 5px;
  border-radius: 2px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.mobile-nav-card-badge.status-active {
  background: rgba(88, 124, 0, 0.12);
  color: var(--accent);
  border: 1px solid rgba(88, 124, 0, 0.25);
}

:root[data-theme="dark"] .mobile-nav-card-badge.status-active {
  background: rgba(200, 255, 0, 0.1);
  color: var(--accent);
  border: 1px solid rgba(200, 255, 0, 0.25);
}

.mobile-nav-card-badge.status-pilot {
  background: rgba(161, 94, 0, 0.12);
  color: var(--warning);
  border: 1px solid rgba(161, 94, 0, 0.25);
}

.mobile-nav-card-desc {
  font-size: 11.5px;
  color: var(--text-muted);
  line-height: 1.35;
}

/* In-page Anchor Subgrid */
.mobile-nav-subgrid {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.mobile-nav-sublink {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  min-height: 38px;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.mobile-nav-sublink:hover {
  background: var(--surface-elevated);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.mobile-nav-sublink:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

/* Panel Footer */
.mobile-nav-footer {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.mobile-nav-cta-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 12px;
  font-size: 13.5px;
  font-weight: 600;
}

.mobile-nav-channels {
  display: flex;
  gap: 8px;
}

.mobile-channel-link {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 8px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  min-height: 38px;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.mobile-channel-link:hover {
  background: var(--surface-elevated);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.mobile-channel-link:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.mobile-nav-hours {
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
}


/* ==============================================================================
   05. CTA HIERARCHY & BUTTON SYSTEM
   ============================================================================== */

/* 1. PRIMARY ACTION (Signal Lime in Dark / Olive-Lime in Light — Max 1 per view) */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--accent);
  color: var(--accent-text);
  padding: 12px 22px;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--accent);
  box-shadow: var(--shadow-sm);
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary span[aria-hidden="true"],
.btn-secondary span[aria-hidden="true"],
.btn-tertiary span[aria-hidden="true"],
.nav-cta span[aria-hidden="true"] {
  display: inline-block;
  transition: transform var(--motion-fast) var(--ease-standard);
}

.btn-primary:hover span[aria-hidden="true"],
.btn-secondary:hover span[aria-hidden="true"],
.btn-tertiary:hover span[aria-hidden="true"],
.nav-cta:hover span[aria-hidden="true"] {
  transform: translate(3px, -3px);
}

/* 2. SECONDARY ACTION (Restrained Outline Surface) */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--surface-elevated);
  color: var(--text-primary);
  padding: 12px 20px;
  font-size: 13.5px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-secondary:hover {
  background: var(--surface);
  border-color: var(--text-primary);
  transform: translateY(-1px);
}

.btn-secondary:active {
  transform: translateY(0);
}

/* 3. TERTIARY ACTION (Subtle Text Link) */
.btn-tertiary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-muted);
  padding: 8px 0;
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.btn-tertiary:hover {
  color: var(--text-primary);
}


/* ==============================================================================
   06. HERO SECTION (PATTERN B: ASYMMETRIC SPLIT 7 / 5)
   ============================================================================== */

.hero-v3,
.service-hero {
  padding: clamp(48px, 6vw, 84px) 0 clamp(40px, 5vw, 64px);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
  align-items: center;
  border-bottom: 1px solid var(--border);
}

.hero-content,
.service-hero-content {
  grid-column: span 7;
  display: flex;
  flex-direction: column;
}

/* Swiss Grotesk H1 */
.hero-title {
  font-size: clamp(38px, 4.8vw, 62px);
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 600;
  margin-bottom: 20px;
  text-wrap: balance;
}

.hero-title em {
  font-style: italic;
  font-weight: 600;
  color: var(--accent);
}

.hero-lead {
  font-size: clamp(15.5px, 1.35vw, 18px);
  line-height: 1.62;
  color: var(--text-muted);
  max-width: 540px;
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* Kicker / Section Header Label */
.kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.kicker-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
  display: inline-block;
  flex-shrink: 0;
}

/* Hero Technical Metadata Ledger (Refined Readability & Contrast) */
.hero-meta {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 12px 20px;
  color: var(--text-secondary);
  font-size: 13px;
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.01em;
  flex-wrap: wrap;
  align-items: center;
}

.hero-meta-item {
  display: inline-flex;
  align-items: center;
  line-height: 1.4;
}

.hero-meta-item:not(:last-child)::after {
  content: "•";
  color: var(--border-strong);
  margin-left: 20px;
  opacity: 0.6;
}

.hero-meta-item a {
  color: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition-fast);
}

.hero-meta-item a:hover {
  color: var(--text-primary);
}

.service-specs {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 12px 20px;
  color: var(--text-secondary);
  font-size: 13px;
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.01em;
  flex-wrap: wrap;
  align-items: center;
}

.service-specs span {
  display: inline-flex;
  align-items: center;
  line-height: 1.4;
}

.service-specs span:not(:last-child)::after {
  content: "•";
  color: var(--border-strong);
  margin-left: 20px;
  opacity: 0.6;
}


/* ==============================================================================
   07. UNIFIED TECHNICAL VISUALS (5 COLUMNS IN 7/5 SPLIT)
   ============================================================================== */

/* Viewport Containers */
.signature-viewport,
.workflow-box,
.chat-box,
.monitor-box,
.pipeline-box,
.web-box {
  grid-column: span 5;
  position: relative;
  background: var(--surface-technical);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-md);
  transition: border-color var(--transition-fast), background var(--transition-med);
}

/* CAD Corner Brackets */
.signature-viewport::before,
.signature-viewport::after,
.workflow-box::before,
.workflow-box::after,
.chat-box::before,
.chat-box::after,
.monitor-box::before,
.monitor-box::after,
.pipeline-box::before,
.pipeline-box::after,
.web-box::before,
.web-box::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  pointer-events: none;
  z-index: 10;
}

.signature-viewport::before,
.workflow-box::before,
.chat-box::before,
.monitor-box::before,
.pipeline-box::before,
.web-box::before {
  top: 6px;
  left: 6px;
  border-top: 1.5px solid var(--border-strong);
  border-left: 1.5px solid var(--border-strong);
}

.signature-viewport::after,
.workflow-box::after,
.chat-box::after,
.monitor-box::after,
.pipeline-box::after,
.web-box::after {
  bottom: 6px;
  right: 6px;
  border-bottom: 1.5px solid var(--border-strong);
  border-right: 1.5px solid var(--border-strong);
}

/* Unified Top Bar */
.signature-top-bar,
.workflow-box-head,
.chat-box-head,
.monitor-box-head,
.pipeline-box-head,
.web-box-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  z-index: 5;
}

.signature-status-indicator {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--text-primary);
  font-weight: 600;
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
  display: inline-block;
  flex-shrink: 0;
}

/* Main Vector Architectural Schematic (Static, Instant, Zero Overhead) */
.signature-canvas-container {
  position: relative;
  width: 100%;
  min-height: 290px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: var(--surface-technical);
}

.signature-canvas-container svg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 300px;
}

/* Unified Bottom Bar */
.signature-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  border-top: 1px solid var(--border);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  z-index: 5;
}

/* Unified Technical Visual Containers */
.signature-viewport,
.workflow-box,
.chat-box,
.monitor-box,
.pipeline-box,
.web-box {
  grid-column: span 5;
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-technical);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Unified Top Bar */
.signature-top-bar,
.workflow-box-head,
.chat-box-head,
.monitor-box-head,
.pipeline-box-head,
.web-box-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 40px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  box-sizing: border-box;
}

/* Unified Flow Diagram & Feed Containers */
.flow-diagram,
.chat-messages,
.alert-feed,
.pipeline-stages {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 20px;
  box-sizing: border-box;
}

/* 1. Flow Diagram Nodes (Automation & Web Tools) */
.flow-node {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 12.5px;
  color: var(--text-primary);
  box-sizing: border-box;
}

.flow-node.highlight {
  border-color: var(--border-strong);
  background: var(--surface);
}

.flow-tag {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.05em;
  flex-shrink: 0;
  white-space: nowrap;
}

.flow-tag.ready,
.flow-tag.flow-ready,
.flow-tag-ready {
  color: var(--signal-highlight);
  font-weight: 700;
}

:root[data-theme="light"] .flow-tag.ready,
:root[data-theme="light"] .flow-tag.flow-ready,
:root[data-theme="light"] .flow-tag-ready {
  color: var(--accent);
}

.flow-arrow {
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1;
  margin: -3px 0;
}

/* 2. Bot / Gateway Visual (Strict CSS Column Layout, Zero Overlap) */
.chat-bubble {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  box-sizing: border-box;
  width: 100%;
}

.chat-bubble.bot {
  border-color: var(--border-strong);
  background: var(--surface);
}

.bubble-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.2;
}

.bubble-meta .sender {
  color: var(--text-secondary);
  font-weight: 600;
}

.bubble-meta .sender.bot-name {
  color: var(--signal);
  font-weight: 700;
}

:root[data-theme="light"] .bubble-meta .sender.bot-name {
  color: var(--accent);
}

.bubble-meta .time {
  color: var(--text-muted);
  font-size: 10.5px;
}

.bubble-body {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-primary);
}

.bubble-channel {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-top: 2px;
}

.chat-btn-row {
  display: flex;
  gap: 8px;
  margin-top: 4px;
  flex-wrap: wrap;
}

.chat-btn-chip {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  font-size: 11px;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-secondary);
  line-height: 1.4;
  white-space: nowrap;
}

/* 3. Monitoring Visual Alerts */
.alert-card {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-sizing: border-box;
  width: 100%;
}

.alert-card.highlight {
  border-color: var(--border-strong);
  background: var(--surface);
}

.alert-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.05em;
  line-height: 1;
}

.alert-tag {
  color: var(--accent);
  font-weight: 600;
}

.alert-time {
  color: var(--text-muted);
}

.alert-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.35;
}

.alert-diff {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  flex-wrap: wrap;
}

.diff-old {
  color: var(--text-muted);
  text-decoration: line-through;
}

.diff-new {
  color: var(--signal);
  font-weight: 700;
}

:root[data-theme="light"] .diff-new {
  color: var(--accent);
}

.alert-status-text {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.alert-status-text.status-active {
  color: var(--signal-highlight);
  font-family: var(--font-mono);
  font-weight: 600;
}

:root[data-theme="light"] .alert-status-text.status-active {
  color: var(--accent);
}

/* 4. AI Video Pipeline Stages */
.pipeline-box {
  container-type: inline-size;
  container-name: pipeline;
}

.stage-item {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: grid;
  grid-template-columns: 28px auto 1fr;
  align-items: center;
  gap: 12px;
  font-size: 12.5px;
  box-sizing: border-box;
  width: 100%;
}

.stage-idx {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
}

.stage-name {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
}

.stage-detail {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  text-align: right;
  white-space: normal;
  overflow-wrap: break-word;
  word-break: normal;
}

@container pipeline (max-width: 440px) {
  .stage-item {
    grid-template-columns: 24px 1fr;
    grid-template-areas:
      "idx name"
      "idx detail";
    row-gap: 3px;
    column-gap: 10px;
    align-items: baseline;
    padding: 9px 12px;
  }
  .stage-idx {
    grid-area: idx;
    align-self: center;
  }
  .stage-name {
    grid-area: name;
  }
  .stage-detail {
    grid-area: detail;
    text-align: left;
    font-size: 11px;
    line-height: 1.35;
  }
}

@media (max-width: 640px) {
  .stage-item {
    grid-template-columns: 24px 1fr;
    grid-template-areas:
      "idx name"
      "idx detail";
    row-gap: 3px;
    column-gap: 10px;
    align-items: baseline;
    padding: 9px 12px;
  }
  .stage-idx {
    grid-area: idx;
    align-self: center;
  }
  .stage-name {
    grid-area: name;
  }
  .stage-detail {
    grid-area: detail;
    text-align: left;
    font-size: 11px;
    line-height: 1.35;
  }
}

/* Unified Bottom Bar for all technical visuals */
.signature-bottom-bar,
.workflow-box-foot,
.pipeline-box-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 36px;
  padding: 8px 16px;
  border-top: 1px solid var(--border);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  box-sizing: border-box;
  flex-wrap: wrap;
  gap: 6px;
  z-index: 5;
}


/* ==============================================================================
   08. CAPABILITY STRIP
   ============================================================================== */

.capability-strip {
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 24px;
  overflow-x: auto;
  font-size: 12.5px;
  color: var(--text-muted);
  scrollbar-width: none;
}

.capability-strip::-webkit-scrollbar {
  display: none;
}

.capability-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  font-weight: 600;
  flex-shrink: 0;
}

.capability-item {
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 6px;
}

.capability-item::before {
  content: "·";
  color: var(--accent);
  font-weight: bold;
}


/* ==============================================================================
   09. EDITORIAL DIRECTION CATALOG (ROWS, NOT CARDS)
   ============================================================================== */

.direction-list {
  display: flex;
  flex-direction: column;
}

.direction-row {
  display: grid;
  grid-template-columns: 56px 1.35fr 1.65fr 175px;
  gap: 28px;
  align-items: center;
  padding: 30px 36px;
  border-top: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.direction-row:last-child {
  border-bottom: 1px solid var(--border);
}

.direction-row:hover,
.direction-row:focus-within {
  background: var(--surface);
  border-color: var(--border-strong);
}

.direction-idx {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.direction-row:hover .direction-idx {
  color: var(--signal);
}

:root[data-theme="light"] .direction-row:hover .direction-idx {
  color: var(--accent);
}

.direction-info h3 {
  font-size: 20px;
  letter-spacing: -0.015em;
  margin-bottom: 4px;
}

.direction-tagline {
  font-size: 13px;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.direction-row:hover .direction-tagline {
  color: var(--text-secondary);
}

.direction-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.direction-action {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.direction-price {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.direction-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.direction-row:hover .direction-link {
  color: var(--accent-hover);
  transform: translateX(4px);
}

.direction-link:hover {
  color: var(--accent-hover);
  text-decoration: underline;
  text-underline-offset: 3px;
}


/* ==============================================================================
   10. FLAGSHIP SHOWCASE (WEB TOOLS)
   ============================================================================== */

.flagship-showcase {
  margin-top: 40px;
  padding: 32px 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-elevated);
  box-shadow: var(--shadow-sm);
}

.flagship-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

.flagship-head h3 {
  font-size: 19px;
  font-weight: 600;
}

.flagship-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.flagship-card {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.flagship-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.flagship-badge {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.flagship-card h4 {
  font-size: 18px;
  margin-bottom: 8px;
}

.flagship-card p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}


/* ==============================================================================
   11. R&D SECTION: VOXA BRIEF (ARCHITECTURAL MONOLITH)
   ============================================================================== */

.rnd-wrapper {
  background: var(--surface-technical);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: clamp(36px, 5vw, 56px);
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.rnd-wrapper .kicker {
  color: var(--text-muted);
}

.rnd-wrapper h2 {
  font-size: clamp(30px, 3.8vw, 44px);
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.rnd-wrapper h2 span {
  color: var(--accent);
}

.rnd-wrapper p {
  color: var(--text-secondary);
  font-size: 14.5px;
  line-height: 1.65;
  max-width: 500px;
}

.rnd-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.rnd-symbol-container {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 200px;
}

.rnd-orbit {
  position: absolute;
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 200px;
  height: 200px;
}
.rnd-orbit:nth-child(2) { width: 150px; height: 150px; }
.rnd-orbit:nth-child(3) { width: 100px; height: 100px; }

.rnd-monogram {
  font-size: 84px;
  font-weight: 300;
  line-height: 1;
  color: var(--text-primary);
  letter-spacing: -0.04em;
  position: relative;
  z-index: 2;
}


/* ==============================================================================
   12. PROCESS FLOW (INPUT -> PROCESS -> OUTPUT)
   ============================================================================== */

.process-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

.process-step {
  display: flex;
  flex-direction: column;
}

.process-step-num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 10px;
}

.process-step h4 {
  font-size: 16.5px;
  font-weight: 600;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.6;
}


/* ==============================================================================
   13. TRUST / SPECIALIST SECTION (EDITORIAL LEDGER)
   ============================================================================== */

.trust-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(36px, 5vw, 64px);
  align-items: start;
}

.trust-lead h2 {
  font-size: clamp(28px, 3.4vw, 40px);
  letter-spacing: -0.025em;
  margin-bottom: 16px;
}

.trust-card {
  padding: 32px 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-elevated);
  box-shadow: var(--shadow-sm);
}

.trust-badge-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  font-weight: 600;
}

.trust-statement {
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-primary);
  font-weight: 500;
  margin-bottom: 22px;
}

.trust-points {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  font-size: 13.5px;
  color: var(--text-muted);
}

.trust-point-item {
  display: flex;
  gap: 10px;
  align-items: baseline;
}

.trust-point-bullet {
  color: var(--accent);
  font-weight: bold;
}


/* ==============================================================================
   14. FAQ ACCORDION (CSS GRID SYMMETRICAL SMOOTH EXPANSION & COLLAPSE)
   ============================================================================== */

.faq-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  transition: color var(--transition-fast);
  user-select: none;
}

.faq-question:hover {
  color: var(--accent);
}

.faq-icon {
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--text-muted);
  transition: transform 250ms cubic-bezier(0.22, 1, 0.36, 1),
              color var(--motion-fast) ease;
  display: inline-block;
  line-height: 1;
}

.faq-item.is-open .faq-icon,
html:not(.motion-ready) .faq-item[open] .faq-icon {
  transform: rotate(45deg);
  color: var(--accent);
}

/* Symmetrical CSS Grid Accordion Wrapper */
.faq-answer-wrapper {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows 250ms cubic-bezier(0.22, 1, 0.36, 1),
              opacity 250ms cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-item.is-open .faq-answer-wrapper,
html:not(.motion-ready) .faq-item[open] .faq-answer-wrapper {
  grid-template-rows: 1fr;
  opacity: 1;
}

/* Grid direct child: zero padding and margin to allow pure 0px height collapse */
.faq-answer-inner {
  min-height: 0;
  overflow: hidden;
  padding: 0;
  margin: 0;
}

/* Inner answer content with natural padding */
.faq-answer {
  padding-bottom: 22px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 760px;
}

/* ==============================================================================
   15. DESMYR STATUS (TELEMETRY INSTRUMENT PANEL - RESTRAINED ENGINEERING SYSTEM)
   ============================================================================== */

.studio-status-section {
  padding: clamp(36px, 5vw, 64px) 0;
  border-bottom: 1px solid var(--border);
}

.status-panel {
  background: var(--surface-technical);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: clamp(20px, 3vw, 32px);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.status-panel:hover {
  border-color: var(--border-strong);
}

.status-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.status-badge-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Status Indicator Dot (Solid hardware LED beacon — steady, constant, zero jitter) */
.status-indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--signal);
  display: inline-block;
  flex-shrink: 0;
  opacity: 1;
  transform: none;
  box-shadow: none;
}

.status-indicator-dot.stale {
  background: var(--text-muted);
  opacity: 0.6;
}

.status-indicator-dot.queue {
  background: var(--warning);
  opacity: 0.85;
}

.status-indicator-dot.closed {
  background: var(--danger);
  opacity: 0.85;
}

.status-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  font-weight: 600;
}

/* Badge (Calm single breath: subtle border-color and soft tint over 5 seconds, paused when offscreen) */
.status-mode-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

@keyframes statusBadgeBreathe {
  0%, 100% {
    border-color: var(--border-strong);
    background: var(--surface);
  }
  50% {
    border-color: var(--signal);
    background: var(--halo-glow);
  }
}

.status-panel.status-open .status-mode-tag {
  animation: statusBadgeBreathe 5s ease-in-out infinite;
  animation-play-state: paused;
}

.status-panel.status-open.is-in-viewport .status-mode-tag,
html:not(.motion-ready) .status-panel.status-open .status-mode-tag {
  animation-play-state: running;
}

.status-headline-row {
  margin-bottom: 20px;
}

.status-headline-text {
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 4px;
}

.status-subtext {
  font-size: 13.5px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.status-metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.status-metric-cell {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

/* Numbers: 100% static, clear, high-contrast engineering display */
.status-metric-num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 2.8vw, 30px);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 6px;
  transform: none;
}

.status-metric-desc {
  font-size: 11.5px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.status-note-row {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

/* Flash only when API metric value actually changes */
@keyframes statFlash {
  0% {
    background: var(--surface-elevated);
    border-color: var(--border);
  }
  50% {
    background: var(--surface);
    border-color: var(--signal);
  }
  100% {
    background: var(--surface-elevated);
    border-color: var(--border);
  }
}

.stat-flash {
  animation: statFlash 600ms var(--ease-standard) 1;
}

/* ==============================================================================
   16. BRIEF & CONTACT SECTION
   ============================================================================== */

.brief-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(36px, 5vw, 72px);
  padding: clamp(56px, 7vw, 92px) 0;
}

.brief-sidebar h2 {
  font-size: clamp(30px, 3.8vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
}

.brief-sidebar p {
  font-size: 15px;
  line-height: 1.62;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.channel-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.channel-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 18px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-family: var(--font-main);
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  box-sizing: border-box;
  width: 100%;
}

.channel-main {
  display: flex;
  align-items: center;
  gap: 10px;
}

.channel-icon {
  font-size: 13px;
  transition: transform var(--transition-fast);
  display: inline-block;
  line-height: 1;
}

.channel-name {
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.3;
}

.channel-handle {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.02em;
}

/* PRIMARY: Telegram (Controlled Accent / Crisp Surface with Signal Marker) */
.channel-btn-primary {
  background: var(--surface-elevated);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  border-left: 3px solid var(--signal-border);
}

.channel-btn-primary .channel-icon {
  color: var(--signal-highlight);
  font-weight: 700;
}

.channel-btn-primary .channel-handle {
  color: var(--text-secondary);
}

.channel-btn-primary:hover {
  background: var(--surface);
  border-color: var(--border-focus);
  transform: translateY(-1px);
}

.channel-btn-primary:hover .channel-icon {
  transform: translate(2px, -2px);
}

/* SECONDARY: VK (Restrained Outline Surface) */
.channel-btn-secondary {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.channel-btn-secondary .channel-icon {
  color: var(--text-muted);
}

.channel-btn-secondary .channel-handle {
  color: var(--text-muted);
}

.channel-btn-secondary:hover {
  background: var(--surface);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

/* TERTIARY: Email copy utility block */
.channel-email-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
}

.channel-btn-email {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  cursor: pointer;
  width: 100%;
  font-family: var(--font-main);
  text-align: left;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  box-sizing: border-box;
}

.channel-btn-email:hover {
  border-color: var(--border-strong);
  background: var(--surface-technical);
}

.channel-btn-email:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.channel-btn-email:active {
  transform: scale(0.99);
}

.channel-copy-icon {
  color: var(--text-muted);
  flex-shrink: 0;
  transition: color var(--transition-fast);
}

.channel-btn-email:hover .channel-copy-icon {
  color: var(--text-primary);
}

.channel-btn-email .channel-handle {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.01em;
}

.channel-btn-email.copied {
  border-color: var(--signal);
  background: var(--surface);
}

.channel-btn-email.copied .channel-copy-icon {
  color: var(--signal);
}

.channel-btn-email.copied .email-copy-feedback {
  color: var(--signal);
  font-weight: 700;
}

:root[data-theme="light"] .channel-btn-email.copied {
  border-color: var(--accent);
}

:root[data-theme="light"] .channel-btn-email.copied .channel-copy-icon {
  color: var(--accent);
}

:root[data-theme="light"] .channel-btn-email.copied .email-copy-feedback {
  color: var(--accent);
}

.email-fallback-link {
  font-size: 11.5px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  padding-left: 4px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color var(--transition-fast);
  align-self: flex-start;
}

.email-fallback-link:hover {
  color: var(--text-primary);
}

.email-fallback-link:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
  border-radius: 2px;
}

.channel-back-link {
  font-size: 12px;
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  margin-top: 6px;
  display: inline-block;
}

.channel-back-link:hover {
  color: var(--text-primary);
}

/* Form Styles */
.brief-form {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: clamp(24px, 3.5vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 18px;
  box-shadow: var(--shadow-sm);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  justify-content: space-between;
}

.form-label-hint {
  font-size: 11.5px;
  font-weight: 400;
  color: var(--text-muted);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  font-size: 13.5px;
  color: var(--text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-subtle);
  outline: none;
}

.form-textarea {
  resize: vertical;
  min-height: 105px;
}

.form-hint {
  font-size: 11.5px;
  color: var(--text-muted);
  line-height: 1.5;
}


/* ==============================================================================
   17. FOOTER
   ============================================================================== */

footer.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg);
  padding: 44px 0 32px;
  font-size: 12px;
  color: var(--text-muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 36px;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center;
}

.footer-links a:hover {
  color: var(--text-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}


/* ==============================================================================
   18. SERVICE PAGES SPECIFIC COMPONENTS
   ============================================================================== */

/* Patterns Grid (Bots Page) */
.patterns-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.pattern-card {
  border: 1px solid var(--border);
  background: var(--surface-elevated);
  border-radius: var(--radius-sm);
  padding: 30px 34px;
  display: flex;
  flex-direction: column;
}

.pattern-chain {
  font-family: var(--font-mono);
  font-size: 11px;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 8px 12px;
  border-radius: 4px;
  margin: 12px 0 16px;
  color: var(--text-primary);
}

.pipeline-box-foot {
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--text-muted);
}

/* Cases & Scenarios Grid */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.case-card {
  border: 1px solid var(--border);
  background: var(--surface-elevated);
  border-radius: var(--radius-sm);
  padding: 32px 36px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.case-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.case-card span {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-bottom: 10px;
}

.case-card h3 {
  margin-bottom: 10px;
  font-size: 18px;
  font-weight: 600;
}

.case-card p {
  color: var(--text-muted);
  font-size: 13.5px;
  line-height: 1.62;
  margin-bottom: 16px;
}

.case-result-badge {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 11.5px;
  font-family: var(--font-mono);
  color: var(--text-primary);
  font-weight: 500;
}

/* Pipeline Step Cards */
.pipeline-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 32px;
}

.pipe-step-card {
  border: 1px solid var(--border);
  background: var(--surface-elevated);
  border-radius: var(--radius-sm);
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition-fast);
}

.pipe-step-card:hover {
  border-color: var(--border-strong);
}

.pipe-step-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 12px;
}

.pipe-step-card h3 {
  margin-bottom: 8px;
  font-size: 17px;
  font-weight: 600;
}

.pipe-step-card p {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.62;
}

/* Demo Example Block (Clean Editorial System, No "Card-in-Card" Nesting) */
.demo-block {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: transparent;
  padding: 32px 0;
  margin-top: 28px;
}

.demo-badge {
  display: inline-block;
  font-size: 10.5px;
  font-family: var(--font-mono);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  padding: 3px 9px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.demo-content {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 36px;
  align-items: start;
}

.demo-code-box {
  background: var(--surface-technical);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  box-sizing: border-box;
}

.demo-result-card {
  border-left: 1px solid var(--border);
  padding: 4px 0 4px 36px;
  background: transparent;
  display: flex;
  flex-direction: column;
}

.demo-metric {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  line-height: 1.45;
}

.demo-metric:last-child {
  border-bottom: none;
}

.demo-metric span {
  color: var(--text-secondary);
  font-size: 12.5px;
}

.demo-metric strong {
  color: var(--text-primary);
  font-weight: 600;
  text-align: right;
}

/* Pricing Grid & Balanced Cards (Hierarchy: Package -> Title -> Price -> Scope -> CTA) */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 28px;
}

.pricing-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 28px;
}

.price-card {
  border: 1px solid var(--border);
  background: var(--surface-elevated);
  border-radius: var(--radius-md);
  padding: 36px 36px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: border-color var(--motion-fast) var(--ease-standard), background var(--motion-fast) var(--ease-standard);
}

.price-card.featured {
  border-color: var(--border-strong);
}

/* Subtle Signal Lime accent line for base package (not a fluorescent fill) */
.price-card.featured::before {
  content: "";
  position: absolute;
  top: 0;
  left: 28px;
  width: 44px;
  height: 2px;
  background: var(--signal);
}

.price-card:hover {
  border-color: var(--border-strong);
  background: var(--surface);
}

.price-val {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin: 12px 0 14px;
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-mono);
}

.price-unit {
  font-size: 12.5px;
  font-weight: 400;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.price-card ul {
  margin: 0 0 28px;
  padding-left: 18px;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.68;
}

.price-card ul li {
  margin-bottom: 7px;
}

/* Full-width Pricing CTAs: Restrained Surface with Signal Accent (No giant neon blocks) */
.price-card a.btn-primary,
.price-card a.btn-secondary,
.price-card a.button {
  margin-top: auto;
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  box-sizing: border-box;
  line-height: 1.25;
}

/* Primary/Base Package CTA: Dark/plum surface with Signal Lime arrow */
.price-card a.btn-primary {
  background: var(--surface-technical);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  box-shadow: none;
}

.price-card a.btn-primary span,
.price-card a.btn-primary span[aria-hidden="true"] {
  color: var(--signal);
  font-weight: 700;
  transition: transform var(--transition-fast);
}

:root[data-theme="light"] .price-card a.btn-primary span,
:root[data-theme="light"] .price-card a.btn-primary span[aria-hidden="true"] {
  color: var(--accent);
}

.price-card a.btn-primary:hover {
  background: var(--surface);
  border-color: var(--text-primary);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.price-card a.btn-primary:hover span,
.price-card a.btn-primary:hover span[aria-hidden="true"] {
  transform: translate(2px, -2px);
}

/* Secondary/Custom Package CTA: Matching Outline Surface */
.price-card a.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.price-card a.btn-secondary:hover {
  background: var(--surface-technical);
  border-color: var(--border-strong);
  color: var(--text-primary);
  transform: translateY(-1px);
}

/* Pricing Transparency Box */
.pricing-notice {
  border: 1px solid var(--border);
  background: var(--surface-elevated);
  border-radius: var(--radius-md);
  padding: 32px 36px;
  margin-top: 32px;
}

.pricing-principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 20px;
}

.principle-item strong {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.principle-item p {
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* CTA Box at Bottom of Service Pages */
.cta-box {
  background: var(--surface-technical);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: clamp(32px, 4.5vw, 54px);
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 36px;
  align-items: center;
  box-shadow: var(--shadow-sm);
}

.cta-box h2 {
  font-size: clamp(26px, 3.2vw, 38px);
  letter-spacing: -0.025em;
  margin-bottom: 14px;
}

.cta-box p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Two Col Grid & Lists */
.two-col-grid,
.formats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 28px;
}

.list-box {
  border: 1px solid var(--border);
  background: var(--surface-elevated);
  border-radius: var(--radius-md);
  padding: 28px;
}

.list-box h3 {
  font-size: 17.5px;
  margin-bottom: 14px;
}

.check-list {
  margin: 0;
  padding-left: 18px;
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.7;
}

.check-list li {
  margin-bottom: 8px;
}

.demo-tg-box,
.demo-tg-view {
  background: var(--surface-technical);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  padding: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
}

.demo-tg-header {
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
}

/* Comparison Grid (Problem vs Solution) */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}

.compare-card {
  border: 1px solid var(--border);
  background: var(--surface-elevated);
  border-radius: var(--radius-md);
  padding: 32px 36px;
}

.compare-card.bad {
  border-left: 3px solid var(--danger);
}

.compare-card.good {
  border-left: 3px solid var(--accent);
}

.compare-card h3 {
  font-size: 18px;
  margin-bottom: 14px;
}

.compare-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.7;
}

.compare-card ul li {
  margin-bottom: 8px;
}

/* Failover Architecture Block */
.failover-block {
  border: 1px solid var(--border);
  background: var(--surface-elevated);
  border-radius: var(--radius-md);
  padding: 32px 36px;
  margin-top: 32px;
}

.failover-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 36px;
  align-items: center;
}

.failover-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.fail-step {
  display: flex;
  gap: 14px;
  font-size: 13px;
  line-height: 1.6;
}

.fail-step b {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 13.5px;
  font-weight: 700;
}


/* ==============================================================================
   19. RESPONSIVE BREAKPOINTS (1024, 768, 390, 360)
   ============================================================================== */

@media (max-width: 1024px) {
  .hero-v3,
  .service-hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 40px;
  }

  .hero-content,
  .service-hero-content {
    grid-column: 1 / -1;
  }

  .signature-viewport,
  .sim-panel,
  .workflow-box,
  .chat-box,
  .monitor-box,
  .pipeline-box,
  .web-box {
    grid-column: 1 / -1;
    max-width: 580px;
    width: 100%;
    margin: 0 auto;
  }

  .direction-row {
    grid-template-columns: 48px 1fr auto;
    gap: 16px 24px;
    padding: 26px 28px;
    align-items: start;
  }

  .direction-idx {
    grid-column: 1;
    grid-row: 1;
  }

  .direction-info {
    grid-column: 2;
    grid-row: 1;
  }

  .direction-action {
    grid-column: 3;
    grid-row: 1;
    align-items: flex-end;
  }

  .direction-desc {
    grid-column: 2 / -1;
    grid-row: 2;
  }

  .price-card {
    padding: 30px 28px;
  }

  .case-card {
    padding: 28px 28px;
  }

  .pipe-step-card {
    padding: 24px 26px;
  }

  .flagship-showcase {
    padding: 28px 28px;
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .section-head-title,
  .section-head-lead {
    grid-column: 1 / -1;
  }

  .rnd-wrapper {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .process-flow {
    grid-template-columns: 1fr 1fr;
  }

  .trust-grid {
    grid-template-columns: 1fr;
  }

  .brief-layout {
    grid-template-columns: 1fr;
  }

  .cases-grid {
    grid-template-columns: 1fr;
  }

  .pipeline-grid {
    grid-template-columns: 1fr;
  }

  .demo-content {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .pricing-grid,
  .pricing-grid-3,
  .patterns-grid {
    grid-template-columns: 1fr;
  }

  .pricing-principles {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .cta-box {
    grid-template-columns: 1fr;
  }

  .two-col-grid,
  .formats-grid,
  .comparison-grid,
  .failover-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .links {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .mobile-nav-backdrop {
    display: block;
  }

  .mobile-nav-backdrop.is-open {
    opacity: 1;
    pointer-events: auto;
  }

  
.mobile-nav-panel[hidden],
.mobile-nav-backdrop[hidden] {
  display: none !important;
}

.mobile-nav-panel:not(.is-open) {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.mobile-nav-backdrop:not(.is-open) {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.mobile-nav-panel {
    display: block;
  }

  .mobile-nav-panel.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  body.mobile-nav-open {
    overflow: hidden;
    touch-action: none;
  }

  .nav {
    padding: 10px clamp(12px, 3vw, 24px);
    gap: 10px;
  }

  .nav-actions {
    gap: 8px;
  }


  .brand-badge {
    display: none;
  }

  .flagship-grid {
    grid-template-columns: 1fr;
  }

  .direction-row {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 24px 22px;
  }

  .direction-idx,
  .direction-info,
  .direction-desc,
  .direction-action {
    grid-column: auto;
    grid-row: auto;
  }

  .price-card {
    padding: 26px 22px;
  }

  .case-card {
    padding: 24px 22px;
  }

  .pipe-step-card {
    padding: 22px 20px;
  }

  .flagship-showcase {
    padding: 24px 22px;
  }

  .direction-action {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-top: 8px;
  }

  .process-flow {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 24px;
  }

  .hero-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .hero-meta-item:not(:last-child)::after {
    display: none;
  }

  .service-specs {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .service-specs span:not(:last-child)::after {
    display: none;
  }

  .demo-result-card {
    border-left: none;
    border-top: 1px solid var(--border);
    padding-left: 0;
    padding-top: 24px;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .status-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
}


@media (max-width: 360px) {
  .nav {
    padding-left: 10px;
    padding-right: 10px;
    gap: 6px;
  }

  .brand {
    font-size: 17px;
  }

  .nav-actions {
    gap: 6px;
  }

  .theme-toggle,
  .menu-toggle {
    width: 32px;
    height: 32px;
  }

  .nav-cta {
    padding: 5px 8px;
    font-size: 11.5px;
  }
}

@media (max-width: 480px) {
  .flow-diagram,
  .pipeline-stages,
  .chat-messages,
  .alert-feed {
    padding: 12px 14px;
    gap: 8px;
  }

  .flow-node {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 10px 12px;
  }

  .flow-node .flow-tag {
    align-self: flex-start;
    margin-top: 2px;
  }

  .signature-top-bar,
  .workflow-box-head,
  .chat-box-head,
  .monitor-box-head,
  .pipeline-box-head,
  .web-box-head {
    min-height: 36px;
    height: auto;
    padding: 6px 12px;
    font-size: 10px;
    gap: 6px;
  }

  .signature-bottom-bar,
  .workflow-box-foot,
  .pipeline-box-foot {
    min-height: 34px;
    padding: 6px 12px;
    font-size: 10px;
    gap: 4px 8px;
  }
}

@media (max-width: 390px) {
  .hero-title {
    font-size: clamp(32px, 8.5vw, 38px);
  }

  .nav {
    padding-left: 12px;
    padding-right: 12px;
  }

  .wrap {
    padding-left: 12px;
    padding-right: 12px;
  }

  .status-metrics-grid {
    grid-template-columns: 1fr;
  }

  .direction-row,
  .price-card,
  .case-card,
  .pipe-step-card,
  .flagship-showcase {
    padding: 20px 20px;
  }
}


/* ==============================================================================
   19b. DESMYR UNIFIED MOTION SYSTEM (RESTRAINED ENGINEERING SPECIFICATION)
   - Class 1: Hero Entrance (Eyebrow -> H1 -> Supporting -> CTA -> Visual)
   - Class 2: Section Reveal (One-time unified fade up for narrative sections)
   - Class 3: Process Motion (1-cycle Input -> Process -> Output on viewport entry)
   - Safe Mode: Zero hidden elements if JS is disabled or failed (.motion-ready)
   ============================================================================== */

/* ------------------------------------------------------------------------------
   CLASS 1: HERO ENTRANCE SEQUENCE
   ------------------------------------------------------------------------------ */
@keyframes heroEntranceFadeUp {
  from {
    opacity: 0.05;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.motion-ready .hero-v3 .kicker,
.motion-ready .service-hero .kicker {
  animation: heroEntranceFadeUp var(--motion-base) var(--ease-standard) both;
  animation-delay: 0ms;
}

.motion-ready .hero-v3 .hero-title,
.motion-ready .service-hero .hero-title {
  animation: heroEntranceFadeUp var(--motion-base) var(--ease-standard) both;
  animation-delay: 70ms;
}

.motion-ready .hero-v3 .hero-lead,
.motion-ready .service-hero .hero-lead,
.motion-ready .service-hero .service-specs {
  animation: heroEntranceFadeUp var(--motion-base) var(--ease-standard) both;
  animation-delay: 140ms;
}

.motion-ready .hero-v3 .hero-actions,
.motion-ready .hero-v3 .hero-meta,
.motion-ready .service-hero .hero-actions {
  animation: heroEntranceFadeUp var(--motion-base) var(--ease-standard) both;
  animation-delay: 210ms;
}

.motion-ready .hero-v3 .signature-viewport,
.motion-ready .hero-v3 .sim-panel,
.motion-ready .service-hero .workflow-box,
.motion-ready .service-hero .chat-box,
.motion-ready .service-hero .monitor-box,
.motion-ready .service-hero .pipeline-box,
.motion-ready .service-hero .web-box {
  animation: heroEntranceFadeUp var(--motion-slow) var(--ease-standard) both;
  animation-delay: 280ms;
}

/* ------------------------------------------------------------------------------
   CLASS 2: SECTION REVEAL (STATIC-BY-DEFAULT, SAFE HYDRATION)
   Only narrative sections receive .motion-reveal; pricing/faq/contact stay static.
   ------------------------------------------------------------------------------ */
.motion-ready .motion-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--motion-base) var(--ease-standard),
              transform var(--motion-base) var(--ease-standard);
  will-change: opacity, transform;
}

.motion-ready .motion-reveal.is-revealed {
  opacity: 1;
  transform: translateY(0);
  will-change: auto;
}

/* ------------------------------------------------------------------------------
   CLASS 3: PROCESS MOTION (1-CYCLE INPUT -> PROCESS -> OUTPUT)
   ------------------------------------------------------------------------------ */

/* 1. Homepage CAD Process Matrix (SVG & Mobile Flow) */
.matrix-mobile-flow {
  display: none;
}

@media (max-width: 640px) {
  .signature-canvas-container .matrix-desktop-svg {
    display: none;
  }
  .signature-canvas-container .matrix-mobile-flow {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px 14px;
    box-sizing: border-box;
    width: 100%;
  }
  .matrix-mob-card {
    background: var(--surface-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    box-sizing: border-box;
    transition: border-color var(--transition-fast), background var(--transition-fast);
  }
  .matrix-mob-card.highlight {
    border-color: var(--border-strong);
    background: var(--surface);
  }
  .matrix-mob-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    line-height: 1.2;
  }
  .matrix-mob-phase {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.06em;
  }
  .matrix-mob-title {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-primary);
  }
  .matrix-mob-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--signal-pulse);
    flex-shrink: 0;
  }
  .matrix-mob-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 2px;
  }
  .matrix-mob-chip {
    font-family: var(--font-mono);
    font-size: 10.5px;
    padding: 3px 8px;
    border-radius: 3px;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    line-height: 1.35;
  }
  .matrix-mob-body {
    font-size: 11.5px;
    color: var(--text-secondary);
    line-height: 1.4;
  }
  .matrix-mob-sub {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.35;
  }
  .matrix-mob-arrow {
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    line-height: 1;
    margin: -3px 0;
  }
  .matrix-mob-rows {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-top: 2px;
  }
  .matrix-mob-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 11px;
    gap: 8px;
    padding: 2px 0;
  }
  .matrix-mob-row-name {
    color: var(--text-secondary);
  }
  .matrix-mob-status {
    color: var(--signal-highlight);
    font-weight: 700;
    font-size: 10px;
    letter-spacing: 0.04em;
    flex-shrink: 0;
  }

  .signature-viewport.is-active-run .matrix-mob-card:nth-of-type(1) {
    animation: flowNodePulse 400ms var(--ease-process) 1 50ms;
  }
  .signature-viewport.is-active-run .matrix-mob-arrow:nth-of-type(1) {
    animation: flowArrowPulse 350ms var(--ease-process) 1 350ms;
  }
  .signature-viewport.is-active-run .matrix-mob-card:nth-of-type(2) {
    animation: flowNodePulse 450ms var(--ease-process) 1 550ms;
  }
  .signature-viewport.is-active-run .matrix-mob-arrow:nth-of-type(2) {
    animation: flowArrowPulse 350ms var(--ease-process) 1 800ms;
  }
  .signature-viewport.is-active-run .matrix-mob-card:nth-of-type(3) {
    animation: flowNodePulse 400ms var(--ease-process) 1 1000ms;
  }
}

/* Light Theme Enhancements for Process Matrix SVG */
:root[data-theme="light"] .matrix-engine-dot,
:root[data-theme="light"] .matrix-output-dot {
  fill: var(--accent);
  stroke: var(--surface);
  stroke-width: 0.5px;
}

:root[data-theme="light"] .matrix-conduit-in {
  stroke: var(--border-strong);
  opacity: 0.85;
}

:root[data-theme="light"] .matrix-conduit-out,
:root[data-theme="light"] .matrix-conduit-arrow {
  stroke: var(--accent);
  fill: var(--accent);
}

:root[data-theme="light"] .matrix-inputs text,
:root[data-theme="light"] .matrix-output text {
  fill: var(--text-primary);
}

:root[data-theme="light"] .signature-viewport.is-near-input .matrix-inputs rect,
:root[data-theme="light"] .signature-viewport.is-near-process .matrix-engine rect:first-of-type,
:root[data-theme="light"] .signature-viewport.is-near-output .matrix-output rect:first-of-type {
  stroke: var(--accent);
}

:root[data-theme="light"] .signature-viewport.is-near-process .matrix-conduit-out,
:root[data-theme="light"] .signature-viewport.is-near-process .matrix-conduit-arrow {
  stroke: var(--accent);
  fill: var(--accent);
}

:root[data-theme="light"] .signature-viewport.is-near-process .matrix-engine-dot,
:root[data-theme="light"] .signature-viewport.is-near-output .matrix-output-dot {
  fill: var(--accent);
}

@keyframes processInputPulse {
  0% { stroke: var(--border); fill: var(--surface-elevated); }
  50% { stroke: var(--signal-pulse); fill: var(--surface); }
  100% { stroke: var(--border); fill: var(--surface-elevated); }
}

@keyframes processConduitTravel {
  0% { opacity: 0.35; stroke-dashoffset: 20; }
  50% { opacity: 1; stroke: var(--signal-pulse); }
  100% { opacity: 0.85; stroke: var(--border-strong); stroke-dashoffset: 0; }
}

@keyframes processEngineBox {
  0% { stroke: var(--border-strong); }
  50% { stroke: var(--signal-pulse); }
  100% { stroke: var(--border-strong); }
}

@keyframes processDotPulse {
  0% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.4); opacity: 1; fill: var(--signal-pulse); }
  100% { transform: scale(1); opacity: 0.8; }
}

@keyframes processArrowPass {
  0% { stroke: var(--accent); fill: var(--accent); }
  50% { stroke: var(--signal-pulse); fill: var(--signal-pulse); }
  100% { stroke: var(--accent); fill: var(--accent); }
}

@keyframes processOutputRowDot {
  0% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.4); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}

.signature-viewport.is-active-run .matrix-inputs rect {
  animation: processInputPulse 400ms var(--ease-process) 1 120ms;
}

.signature-viewport.is-active-run .matrix-conduit-in {
  animation: processConduitTravel 450ms var(--ease-process) 1 340ms;
}

.signature-viewport.is-active-run .matrix-engine rect:first-of-type {
  animation: processEngineBox 450ms var(--ease-process) 1 560ms;
}

.signature-viewport.is-active-run .matrix-engine-dot {
  animation: processDotPulse 450ms var(--ease-process) 1 600ms;
  transform-origin: 254px 107px;
}

.signature-viewport.is-active-run .matrix-conduit-out,
.signature-viewport.is-active-run .matrix-conduit-arrow {
  animation: processArrowPass 400ms var(--ease-process) 1 860ms;
}

.signature-viewport.is-active-run .matrix-output-dot:nth-of-type(1) { animation: processOutputRowDot 320ms var(--ease-process) 1 1000ms; transform-origin: 96px 38px; }
.signature-viewport.is-active-run .matrix-output-dot:nth-of-type(2) { animation: processOutputRowDot 320ms var(--ease-process) 1 1080ms; transform-origin: 96px 66px; }
.signature-viewport.is-active-run .matrix-output-dot:nth-of-type(3) { animation: processOutputRowDot 320ms var(--ease-process) 1 1160ms; transform-origin: 96px 94px; }
.signature-viewport.is-active-run .matrix-output-dot:nth-of-type(4) { animation: processOutputRowDot 320ms var(--ease-process) 1 1240ms; transform-origin: 96px 122px; }
.signature-viewport.is-active-run .matrix-output-dot:nth-of-type(5) { animation: processOutputRowDot 320ms var(--ease-process) 1 1320ms; transform-origin: 96px 150px; }

/* 2. Automation Flow (Input -> Script -> Output) */
@keyframes flowNodePulse {
  0% { border-color: var(--border); }
  50% { border-color: var(--signal-pulse); background: var(--surface); }
  100% { border-color: var(--border); }
}

@keyframes flowArrowPulse {
  0% { color: var(--text-muted); transform: translateY(0); }
  50% { color: var(--signal-pulse); transform: translateY(2px); }
  100% { color: var(--text-muted); transform: translateY(0); }
}

.workflow-box.is-active-run .flow-node:nth-of-type(1) { animation: flowNodePulse 400ms var(--ease-process) 1 120ms; }
.workflow-box.is-active-run .flow-arrow:nth-of-type(1) { animation: flowArrowPulse 350ms var(--ease-process) 1 420ms; }
.workflow-box.is-active-run .flow-node:nth-of-type(2) { animation: flowNodePulse 450ms var(--ease-process) 1 640ms; }
.workflow-box.is-active-run .flow-arrow:nth-of-type(2) { animation: flowArrowPulse 350ms var(--ease-process) 1 900ms; }
.workflow-box.is-active-run .flow-node:nth-of-type(3) { animation: flowNodePulse 400ms var(--ease-process) 1 1120ms; }

/* 3. Bots Gateway Visual (Request -> Bot -> Router) */
@keyframes chatBubblePulse {
  0% { border-color: var(--border); }
  50% { border-color: var(--border-strong); }
  100% { border-color: var(--border); }
}

@keyframes chatBotPulse {
  0% { border-color: var(--border-strong); }
  50% { border-color: var(--signal-pulse); }
  100% { border-color: var(--border-strong); }
}

@keyframes chipPulse {
  0% { border-color: var(--border); }
  50% { border-color: var(--border-strong); color: var(--text-primary); }
  100% { border-color: var(--border); }
}

.chat-box.is-active-run .chat-bubble:first-of-type { animation: chatBubblePulse 400ms var(--ease-process) 1 120ms; }
.chat-box.is-active-run .flow-arrow { animation: flowArrowPulse 350ms var(--ease-process) 1 420ms; }
.chat-box.is-active-run .chat-bubble.bot { animation: chatBotPulse 500ms var(--ease-process) 1 680ms; }
.chat-box.is-active-run .chat-btn-chip { animation: chipPulse 400ms var(--ease-process) 1 1050ms; }

/* 4. Monitoring Visual (Telemetry Check -> Diff Detected) */
@keyframes telemetryPulse {
  0% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.5); opacity: 1; box-shadow: 0 0 6px var(--signal); }
  100% { transform: scale(1); opacity: 0.8; }
}

@keyframes alertCardPulse {
  0% { border-color: var(--border-strong); }
  50% { border-color: var(--signal-pulse); }
  100% { border-color: var(--border-strong); }
}

@keyframes diffHighlight {
  0% { opacity: 0.8; }
  50% { opacity: 1; transform: scale(1.04); }
  100% { opacity: 1; transform: scale(1); }
}

.monitor-box.is-active-run .pulse-dot { animation: telemetryPulse 500ms var(--ease-process) 1 120ms; }
.monitor-box.is-active-run .alert-card.highlight { animation: alertCardPulse 550ms var(--ease-process) 1 460ms; }
.monitor-box.is-active-run .alert-card.highlight .diff-new { animation: diffHighlight 450ms var(--ease-process) 1 720ms; }

/* 5. AI Video Pipeline Stages (Clean ripple 01 -> 06) */
@keyframes stageRipple {
  0% { border-color: var(--border); }
  50% { border-color: var(--signal-pulse); background: var(--surface); }
  100% { border-color: var(--border); }
}

.pipeline-box.is-active-run .stage-item:nth-child(1) { animation: stageRipple 320ms var(--ease-process) 1 100ms; }
.pipeline-box.is-active-run .stage-item:nth-child(2) { animation: stageRipple 320ms var(--ease-process) 1 260ms; }
.pipeline-box.is-active-run .stage-item:nth-child(3) { animation: stageRipple 320ms var(--ease-process) 1 420ms; }
.pipeline-box.is-active-run .stage-item:nth-child(4) { animation: stageRipple 320ms var(--ease-process) 1 580ms; }
.pipeline-box.is-active-run .stage-item:nth-child(5) { animation: stageRipple 320ms var(--ease-process) 1 740ms; }
.pipeline-box.is-active-run .stage-item:nth-child(6) { animation: stageRipple 380ms var(--ease-process) 1 900ms; }

/* 6. Web Tools Architecture (Fast -> Failover -> Direct Capture) */
.web-box.is-active-run .flow-node:nth-of-type(1) { animation: flowNodePulse 400ms var(--ease-process) 1 120ms; }
.web-box.is-active-run .flow-node:nth-of-type(2) { animation: flowNodePulse 450ms var(--ease-process) 1 480ms; }
.web-box.is-active-run .flow-node:nth-of-type(3) { animation: flowNodePulse 400ms var(--ease-process) 1 820ms; }

/* ------------------------------------------------------------------------------
   PROCESS MATRIX — POINTER PARALLAX & PROXIMITY SIGNAL (DESKTOP)
   ------------------------------------------------------------------------------ */
@media (hover: hover) and (pointer: fine) {
  .signature-viewport .matrix-inputs {
    transform: translate(calc(var(--ptr-x, 0) * 3px), calc(var(--ptr-y, 0) * 2px));
    transition: transform 0.22s var(--ease-standard);
    will-change: transform;
  }
  .signature-viewport .matrix-conduit-in {
    transform: translate(calc(var(--ptr-x, 0) * 4px), calc(var(--ptr-y, 0) * 3px));
    transition: transform 0.22s var(--ease-standard), opacity var(--motion-fast) var(--ease-standard), stroke var(--motion-fast) var(--ease-standard);
    will-change: transform;
  }
  .signature-viewport .matrix-engine {
    transform: translate(calc(var(--ptr-x, 0) * 6px), calc(var(--ptr-y, 0) * 4px));
    transition: transform 0.26s var(--ease-standard);
    will-change: transform;
  }
  .signature-viewport .matrix-conduit-out,
  .signature-viewport .matrix-conduit-arrow {
    transform: translate(calc(var(--ptr-x, 0) * 5px), calc(var(--ptr-y, 0) * 3px));
    transition: transform 0.22s var(--ease-standard), fill var(--motion-fast) var(--ease-standard), stroke var(--motion-fast) var(--ease-standard);
    will-change: transform;
  }
  .signature-viewport .matrix-output {
    transform: translate(calc(320px + var(--ptr-x, 0) * 3px), calc(48px + var(--ptr-y, 0) * 2px));
    transition: transform 0.22s var(--ease-standard);
    will-change: transform;
  }

  /* Proximity Signal Reactions (Input -> Process -> Output) */
  .signature-viewport.is-near-input .matrix-inputs rect {
    stroke: var(--signal-highlight);
    transition: stroke var(--motion-fast) var(--ease-standard);
  }
  .signature-viewport.is-near-input .matrix-conduit-in {
    stroke: var(--signal-highlight);
    opacity: 0.95;
  }

  .signature-viewport.is-near-process .matrix-engine rect:first-of-type {
    stroke: var(--signal-highlight);
    transition: stroke var(--motion-fast) var(--ease-standard);
  }
  .signature-viewport.is-near-process .matrix-engine-dot {
    transform: scale(1.4);
    transform-origin: 254px 107px;
    transition: transform var(--motion-fast) var(--ease-standard);
  }
  .signature-viewport.is-near-process .matrix-conduit-out,
  .signature-viewport.is-near-process .matrix-conduit-arrow {
    stroke: var(--signal-highlight);
    fill: var(--signal-highlight);
  }

  .signature-viewport.is-near-output .matrix-output rect:first-of-type {
    stroke: var(--signal-highlight);
    transition: stroke var(--motion-fast) var(--ease-standard);
  }
  .signature-viewport.is-near-output .matrix-output-dot {
    transform: scale(1.35);
    fill: var(--signal-highlight);
    transition: transform var(--motion-fast) var(--ease-standard);
  }
}

/* ------------------------------------------------------------------------------
   DESMYR STATUS — LIVE NUMBERS & TELEMETRY BEACON
   ------------------------------------------------------------------------------ */
@keyframes statusNumAppear {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.stat-num-appear {
  animation: statusNumAppear 380ms var(--ease-standard) both;
}

@keyframes statFlash {
  0% {
    background: var(--surface-elevated);
  }
  50% {
    background: var(--surface);
    border-color: var(--signal);
  }
  100% {
    background: var(--surface-elevated);
  }
}

.stat-flash {
  animation: statFlash 600ms var(--ease-standard) 1;
}

/* ------------------------------------------------------------------------------
   FORM SUBMIT FEEDBACK
   ------------------------------------------------------------------------------ */
@keyframes submitSuccessPulse {
  0% {
    opacity: 0;
    transform: translateY(6px);
  }
  50% {
    box-shadow: 0 0 16px var(--halo-glow);
    border-color: var(--signal);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.submit-result:not([hidden]) {
  animation: submitSuccessPulse var(--motion-base) var(--ease-standard) both;
}

/* ------------------------------------------------------------------------------
   MOBILE MOTION TUNING (CALMER, SHORTER DISTANCES)
   ------------------------------------------------------------------------------ */
@media (max-width: 768px) {
  @keyframes heroEntranceFadeUp {
    from {
      opacity: 0.05;
      transform: translateY(6px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .motion-ready .motion-reveal {
    transform: translateY(10px);
  }
}


/* ==============================================================================
   20. ACCESSIBILITY & PREFERS-REDUCED-MOTION
   ============================================================================== */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .menu-toggle,
  .menu-toggle-icon line,
  .mobile-nav-panel,
  .mobile-nav-backdrop,
  .mobile-nav-card,
  .mobile-nav-sublink,
  .mobile-channel-link {
    transition: none !important;
    animation: none !important;
    transform: none !important;
  }

  .motion-ready .motion-reveal,
  .motion-ready .hero-v3 *,
  .motion-ready .service-hero *,
  .status-indicator-dot,
  .status-mode-tag,
  .status-metric-cell,
  .status-metric-cell .status-metric-num {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
    transition: none !important;
  }

  .faq-answer-wrapper {
    grid-template-rows: 1fr !important;
    opacity: 1 !important;
    transition: none !important;
  }

  .faq-icon {
    transition: none !important;
  }
}


@media (max-width: 768px) {
  .cta-box {
    padding: 24px 16px;
  }
}

@media (max-width: 480px) {
  .channel-btn {
    padding: 10px 12px;
    flex-wrap: wrap;
    gap: 6px;
  }
}


/* ==============================================================================
   PRIVACY & CONSENT COMPONENTS (152-FZ & ZERO-PII ARCHITECTURE)
   ============================================================================== */

/* Form Consent Checkbox */
.form-consent-group {
  margin-top: 8px;
  margin-bottom: 6px;
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-muted);
  user-select: none;
}

.form-checkbox {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  min-width: 18px;
  margin-top: 1px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg);
  cursor: pointer;
  display: inline-grid;
  place-content: center;
  transition: all var(--transition-fast);
}

.form-checkbox:hover {
  border-color: var(--accent);
}

.form-checkbox:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.form-checkbox:checked::before {
  content: '';
  width: 9px;
  height: 5px;
  border-left: 2px solid #ffffff;
  border-bottom: 2px solid #ffffff;
  transform: rotate(-45deg) translate(1px, -1px);
}

.form-checkbox:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.form-checkbox-text {
  flex: 1;
}

.form-checkbox-text a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}

.form-checkbox-text a:hover {
  color: var(--text-primary);
}

.form-field-error {
  font-size: 11.5px;
  font-family: var(--font-mono);
  color: var(--danger, #a82424);
  margin-top: 4px;
  line-height: 1.4;
}

/* Footer Consent Trigger Button */
.footer-links button.footer-consent-trigger {
  font-family: inherit;
  font-size: 12px;
  color: var(--text-muted);
  text-decoration: none;
  background: transparent;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.footer-links button.footer-consent-trigger:hover {
  color: var(--text-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-links button.footer-consent-trigger:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Cookie & Analytics Consent Banner */
.consent-banner {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 40px);
  max-width: 720px;
  background: var(--surface-elevated, #ffffff);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
  padding: 18px 22px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 14px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  animation: consentFadeIn 0.25s ease-out;
}

@keyframes consentFadeIn {
  from { opacity: 0; transform: translate(-50%, 12px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

.consent-banner-content {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--text-secondary);
}

.consent-banner-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

.consent-details-link {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  margin-left: 6px;
  white-space: nowrap;
}

.consent-details-link:hover {
  color: var(--text-primary);
}

.consent-banner-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.consent-btn {
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
}

.consent-btn-accept {
  background: var(--signal, #C8FF00);
  color: #18111F;
  border: 1px solid var(--signal, #C8FF00);
  font-weight: 600;
}

.consent-btn-accept:hover {
  filter: brightness(0.93);
  color: #18111F;
  transform: translateY(-1px);
}

.consent-btn-accept:active {
  transform: translateY(0);
}

.consent-btn-accept:focus-visible {
  outline: 2px solid var(--border-focus, #C8FF00);
  outline-offset: 2px;
}

.consent-btn-necessary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
}

.consent-btn-necessary:hover {
  background: var(--surface, #ECE8F0);
  border-color: var(--text-muted);
}

.consent-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (max-width: 640px) {
  .consent-banner {
    bottom: 12px;
    left: 12px;
    right: 12px;
    transform: none;
    width: auto;
    padding: 14px 16px;
    gap: 12px;
  }
  @keyframes consentFadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .consent-banner-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .consent-btn {
    width: 100%;
  }
}


/* ==========================================================================
   Commercial Content V2 Enhancements
   ========================================================================== */

.compact-price-wrap {
  margin-top: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-elevated);
  overflow: hidden;
}

.compact-price-header {
  display: grid;
  grid-template-columns: 2.2fr 130px 2.8fr 130px;
  gap: 16px;
  padding: 14px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.compact-price-item {
  display: grid;
  grid-template-columns: 2.2fr 130px 2.8fr 130px;
  gap: 16px;
  align-items: center;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition-fast);
}

.compact-price-item:last-child {
  border-bottom: none;
}

.compact-price-item:hover {
  background: var(--surface);
}

.compact-price-title {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.compact-price-cost {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.compact-price-scope {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.45;
}

.compact-price-action {
  text-align: right;
}

.compact-price-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-primary);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.compact-price-link:hover {
  border-color: var(--border-strong);
  background: var(--surface);
  color: var(--accent);
}

@media (max-width: 860px) {
  .compact-price-header {
    display: none;
  }
  .compact-price-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 16px 18px;
  }
  .compact-price-item > .compact-price-cost {
    font-size: 15px;
    color: var(--accent);
  }
  .compact-price-action {
    text-align: left;
    margin-top: 4px;
  }
}

/* Safe Ordering Block */
.safe-order-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 24px;
}

.safe-order-card {
  border: 1px solid var(--border);
  background: var(--surface-elevated);
  border-radius: var(--radius-md);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.safe-order-card:hover {
  border-color: var(--border-strong);
  background: var(--surface);
}

.safe-order-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.safe-order-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.safe-order-desc {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.5;
}

@media (max-width: 640px) {
  .safe-order-grid {
    grid-template-columns: 1fr;
  }
}

/* Service Requirements Box */
.service-req-box {
  margin-top: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-elevated);
  padding: 28px 28px;
}

.service-req-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.service-req-item {
  border-left: 2px solid var(--signal);
  padding-left: 14px;
}

:root[data-theme="light"] .service-req-item {
  border-left-color: var(--accent);
}

.service-req-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.service-req-text {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}


/* ==============================================================================
   HYBRID V4 COMPONENTS: PROCESS SIMULATOR, BEFORE/AFTER, TRUST ESCROW & PREFILL
   ============================================================================== */

/* 1. Fast & Composite-only transitions */
:root {
  --motion-fast: 140ms;
  --motion-base: 220ms;
  --motion-slow: 380ms;
  --ease-swift: cubic-bezier(0.16, 1, 0.3, 1);
}

/* 2. Interactive Process Simulator in Hero */
.sim-panel {
  grid-column: span 5;
  min-width: 0;
  max-width: 100%;
  background: var(--surface-technical);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-md);
  transition: border-color var(--motion-fast) var(--ease-swift);
}
@media (max-width: 1024px) {
  .sim-panel {
    grid-column: 1 / -1;
    width: 100%;
  }
}
.sim-panel > * {
  min-width: 0;
}
.sim-panel:focus-within,
.sim-panel:hover {
  border-color: var(--signal);
}

.sim-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--surface-elevated);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.sim-status-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: 10.5px;
}
.sim-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 6px var(--signal);
  animation: statusBadgeBreathe 3s ease-in-out infinite;
}

.sim-tabs-bar {
  display: flex;
  gap: 2px;
  padding: 6px 10px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
}
.sim-tabs-bar::-webkit-scrollbar { display: none; }

.sim-tab-btn {
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  padding: 6px 12px;
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--motion-fast) var(--ease-swift),
              background-color var(--motion-fast) var(--ease-swift),
              border-color var(--motion-fast) var(--ease-swift);
  min-height: 36px;
}
.sim-tab-btn:hover {
  color: var(--text-primary);
  background: var(--surface-elevated);
}
.sim-tab-btn.is-active {
  color: var(--signal-text);
  background: var(--signal);
  border-color: var(--signal);
  font-weight: 700;
}
.sim-tab-btn:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 1px;
}

/* Simulation Pipeline Stage */
.sim-stage {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  min-height: 260px;
}

.sim-pipeline-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  align-items: center;
}

.sim-column {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sim-col-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
}

.sim-card {
  min-width: 0;
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: border-color var(--motion-fast) var(--ease-swift),
              transform var(--motion-fast) var(--ease-swift);
}
.sim-card-title {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}
.sim-card-title span:first-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sim-card-meta {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.4;
}
.sim-badge-err {
  font-size: 9.5px;
  font-family: var(--font-mono);
  padding: 2px 5px;
  border-radius: var(--radius-sm);
  background: rgba(168, 36, 36, 0.14);
  color: var(--danger);
  font-weight: 600;
}
.sim-badge-ok {
  font-size: 9.5px;
  font-family: var(--font-mono);
  padding: 2px 5px;
  border-radius: var(--radius-sm);
  background: rgba(35, 110, 65, 0.2);
  color: var(--signal-highlight);
  font-weight: 600;
}

/* Transform Conduit */
.sim-conduit {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  text-align: center;
  gap: 4px;
}
.sim-arrow-symbol {
  font-size: 18px;
  color: var(--signal-highlight);
  line-height: 1;
}
.sim-engine-box {
  background: var(--surface);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  font-size: 9.5px;
  color: var(--text-secondary);
  white-space: nowrap;
}

.sim-foot {
  padding: 8px 16px;
  background: var(--surface-elevated);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
}
.sim-metric {
  color: var(--signal-highlight);
  font-weight: 700;
}

@media (max-width: 540px) {
  .sim-topbar {
    padding: 8px 12px;
    font-size: 10px;
    flex-wrap: wrap;
    gap: 4px;
  }

  .sim-stage {
    padding: 12px;
    min-height: auto;
  }

  .sim-pipeline-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .sim-conduit {
    flex-direction: row;
    gap: 8px;
    padding: 2px 0;
  }

  .sim-conduit .sim-arrow-symbol {
    transform: rotate(90deg);
  }

  .sim-foot {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    font-size: 10.5px;
  }
}

/* 3. Before -> After Process Comparison Cards */
.process-comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.comparison-card {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  transition: border-color var(--motion-fast) var(--ease-swift);
}
.comparison-card:hover {
  border-color: var(--border-strong);
}
.comp-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}
.comp-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--signal-highlight);
  font-weight: 700;
}
.comp-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}
.comp-price {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.comp-phases {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.phase-block {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  line-height: 1.5;
}
.phase-before {
  background: rgba(24, 15, 32, 0.04);
  border-left: 3px solid var(--border-strong);
  color: var(--text-secondary);
}
:root[data-theme="dark"] .phase-before {
  background: rgba(255, 255, 255, 0.03);
}
.phase-after {
  background: var(--accent-subtle);
  border-left: 3px solid var(--signal);
  color: var(--text-primary);
}
:root[data-theme="dark"] .phase-after {
  background: rgba(200, 255, 0, 0.06);
}
.phase-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.phase-tag-before { color: var(--text-muted); }
.phase-tag-after { color: var(--signal-highlight); }

/* 4. Action Button in Pricing linking to Form */
.price-actions-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
}
.btn-select-plan {
  background: var(--accent);
  color: var(--accent-text);
  border: 1px solid var(--accent);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  padding: 0 16px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background-color var(--motion-fast) var(--ease-swift),
              transform var(--motion-fast) var(--ease-swift);
  min-height: 44px;
  height: 44px;
}
.btn-select-plan:hover {
  background: var(--accent-hover);
}
.btn-select-plan:active {
  transform: scale(0.98);
}
.btn-select-plan:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

/* 5. Unified Trust & Escrow Section */
.trust-escrow-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 32px;
  margin-top: 24px;
}
.trust-panel, .escrow-panel {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.panel-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--signal-highlight);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.panel-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.25;
}
.trust-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.trust-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.5;
}
.trust-icon {
  color: var(--signal-highlight);
  font-weight: 700;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.4;
}

.escrow-badges-row {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.escrow-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  color: var(--text-primary);
  transition: border-color var(--motion-fast) var(--ease-swift),
              background-color var(--motion-fast) var(--ease-swift),
              transform var(--motion-fast) var(--ease-swift);
}
.escrow-btn:hover {
  border-color: var(--signal);
  background: var(--surface-elevated);
  transform: translateY(-1px);
}
.escrow-btn:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}
.escrow-btn-body {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.escrow-btn-title {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.escrow-btn-sub {
  font-size: 12px;
  color: var(--text-muted);
}
.escrow-direct-note {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.45;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

/* 6. Form Telemetry Badge & Flash Highlight */
.form-telemetry-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-primary);
  margin-bottom: 16px;
}

@keyframes formTargetHighlight {
  0% { border-color: var(--signal); box-shadow: 0 0 16px var(--signal); }
  100% { border-color: var(--border); box-shadow: none; }
}
.form-flash-highlight {
  animation: formTargetHighlight 1.2s ease-out;
}

/* 7. Brief Container & Contact Form Rows */
.brief-container {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 32px;
  margin-top: 20px;
}
.form-contact-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* 8. Pricing Grid (6 symmetric starter tiers: 3x2 desktop, 2x3 tablet, 1x6 mobile) */
.pricing-grid-v4 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}
.pricing-grid-v4 .price-card {
  padding: 28px;
  gap: 14px;
}
.pricing-grid-v4 .price-head {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
}
.pricing-grid-v4 .price-title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text-primary);
}
.pricing-grid-v4 .price-title .status-pilot {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1.2;
  padding: 3px 6px;
  border-radius: 3px;
  background: rgba(161, 94, 0, 0.12);
  color: #7E4700;
  border: 1px solid rgba(161, 94, 0, 0.28);
  text-transform: uppercase;
}
:root[data-theme="dark"] .pricing-grid-v4 .price-title .status-pilot {
  background: rgba(251, 191, 36, 0.12);
  color: var(--warning);
  border-color: rgba(251, 191, 36, 0.3);
}
.pricing-grid-v4 .price-val {
  margin: 0;
  font-size: 28px;
  line-height: 1.2;
}
.pricing-grid-v4 .price-desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--text-secondary);
}
.pricing-grid-v4 .price-actions-row {
  margin-top: auto;
  padding-top: 6px;
}
@supports (grid-template-rows: subgrid) {
  .pricing-grid-v4 .price-card {
    grid-row: span 3;
    display: grid;
    grid-template-rows: auto 1fr auto;
    grid-template-rows: subgrid;
    row-gap: 12px;
  }
  .pricing-grid-v4 .price-actions-row {
    margin-top: 0;
    padding-top: 6px;
    align-self: end;
  }
}

/* 9. Responsive Adjustments */
@media (max-width: 860px) {
  .brief-container {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 768px) {
  .process-comparison-grid,
  .trust-escrow-grid {
    grid-template-columns: 1fr;
  }
  .pricing-grid-v4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
  .pricing-grid-v4 .price-card {
    padding: 24px 20px;
  }
  .sim-pipeline-grid {
    grid-template-columns: 1fr;
  }
  .sim-conduit {
    padding: 4px 0;
  }
  .sim-arrow-symbol {
    transform: rotate(90deg);
  }
  .btn-select-plan,
  .escrow-btn,
  .sim-tab-btn {
    min-height: 44px;
  }
}
@media (max-width: 540px) {
  .pricing-grid-v4 {
    grid-template-columns: 1fr;
  }
  .pricing-grid-v4 .price-card {
    padding: 22px 18px;
    grid-row: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .pricing-grid-v4 .price-actions-row {
    margin-top: auto;
    align-self: flex-start;
  }
  .form-contact-row {
    grid-template-columns: 1fr;
  }
  .sidebar-channels .btn-secondary {
    font-size: 12px;
    padding: 8px 10px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .sim-pulse-dot {
    animation: none;
  }
  .form-flash-highlight {
    animation: none;
  }
}

/* ==============================================================================
   6. LIGHT THEME CONTRAST REFINEMENTS (WCAG 2.1 AA COMPLIANCE)
   ============================================================================== */
:root[data-theme="light"] .sim-badge-ok {
  background: rgba(72, 102, 0, 0.12);
  color: var(--accent);
}
:root[data-theme="light"] .sim-badge-err {
  background: rgba(168, 36, 36, 0.12);
  color: var(--danger);
}
:root[data-theme="light"] .sim-arrow-symbol,
:root[data-theme="light"] .sim-metric,
:root[data-theme="light"] .comp-num,
:root[data-theme="light"] .phase-tag-after,
:root[data-theme="light"] .panel-kicker,
:root[data-theme="light"] .trust-icon,
:root[data-theme="light"] .channel-btn-primary .channel-icon {
  color: var(--accent);
}
:root[data-theme="light"] .phase-after,
:root[data-theme="light"] .channel-btn-primary {
  border-left-color: var(--accent);
}
:root[data-theme="light"] .sim-panel:focus-within,
:root[data-theme="light"] .sim-panel:hover,
:root[data-theme="light"] .escrow-btn:hover {
  border-color: var(--accent);
}

/* Table mobile scroll hint */
.table-scroll-hint {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 8px;
  text-align: right;
}
@media (max-width: 768px) {
  .table-scroll-hint {
    display: block;
  }
}

/* Selected Package Badge above Form */
.selected-package-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--surface-technical);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  font-size: 12.5px;
  color: var(--text-primary);
  margin-bottom: 14px;
}
.selected-package-badge strong {
  color: var(--accent);
}
.clear-package-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0 4px;
  font-size: 14px;
  line-height: 1;
  border-radius: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.clear-package-btn:hover {
  color: var(--danger);
}