/* NexaDesk Official Website — Direction E (Confident Simplicity)
   Design tokens, components, and layout system
   Logical properties for LTR/RTL support throughout */

/* ============================================================================
   CSS Reset & Base
   ========================================================================= */

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ============================================================================
   Design Tokens — Light Mode (Default)
   ========================================================================= */

:root {
  /* Color Palette */
  --page-bg: #F4F7FA;
  --surface: #FFFFFF;
  --border: #D7E0E9;
  --border-strong: #98ABC6;
  --text-primary: #0E1C33;
  --text-secondary: #5B6D85;
  --brand-primary: #005EAA;
  --brand-accent: #49BFE7;
  --brand-gradient: linear-gradient(135deg, #005EAA 0%, #49BFE7 100%);
  --emphasis-surface: #E6F0F9;
  --status-ok: #1B7A57;
  --status-warn: #8A5300;
  --status-error: #B0372D;

  /* Typography Scale */
  --type-display-size: 72px;
  --type-display-size-mobile: 42px;
  --type-h1-size: 48px;
  --type-h1-size-mobile: 36px;
  --type-h2-size: 28px;
  --type-h2-size-mobile: 24px;
  --type-body-large-size: 20px;
  --type-body-large-size-mobile: 18px;
  --type-body-size: 17px;
  --type-body-size-mobile: 16px;
  --type-label-size: 14px;
  --type-caption-size: 13px;

  /* Spacing Scale */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-2xl: 64px;
  --space-3xl: 80px;
  --space-4xl: 120px;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 20px;
  --radius-full: 999px;

  /* Elevation */
  --shadow-subtle: 0 1px 3px rgba(14, 28, 51, 0.06);
  --shadow-medium: 0 4px 12px rgba(14, 28, 51, 0.08);
  --shadow-lift: 0 8px 32px rgba(14, 28, 51, 0.12);
  --shadow-frame: 0 20px 60px rgba(14, 28, 51, 0.15);

  /* Motion */
  --duration-fast: 150ms;
  --duration-standard: 300ms;
  --easing-standard: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ============================================================================
   Dark Mode Tokens (surfaces and text only)
   ========================================================================= */

@media (prefers-color-scheme: dark) {
  :root {
    --page-bg: #091328;
    --surface: #0E1C33;
    --border: #233754;
    --border-strong: #49677E;
    --text-primary: #E8EDF3;
    --text-secondary: #98ABC6;
    --brand-primary: #49BFE7;
    --brand-accent: #005EAA;
    --brand-gradient: linear-gradient(135deg, #49BFE7 0%, #005EAA 100%);
    --emphasis-surface: #11294A;
    --status-ok: #58DCAB;
    --status-warn: #F5BB5A;
    --status-error: #FF7A6E;
  }
}

/* ============================================================================
   Reduced Motion
   ========================================================================= */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transform: none !important;
  }
}

/* ============================================================================
   Font Loading
   ========================================================================= */

@font-face {
  font-family: 'Ubuntu';
  src: url('../fonts/Ubuntu-Variable.ttf') format('truetype');
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Noto Sans Arabic UI';
  src: url('../fonts/NotoSansArabicUI-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0600-06FF, U+0750-077F, U+08A0-08FF, U+FB50-FDFF, U+FE70-FEFF;
}

/* ============================================================================
   Base Typography
   ========================================================================= */

body {
  font-family: 'Ubuntu', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: var(--type-body-size);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--page-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

:lang(ar) {
  font-family: 'Noto Sans Arabic UI', 'Ubuntu', system-ui, sans-serif;
  line-height: 1.7;
  letter-spacing: 0;
  text-transform: none;
}

/* ============================================================================
   Skip Link
   ========================================================================= */

.skip-link {
  position: absolute;
  inset-block-start: -999px;
  inset-inline-start: -999px;
  z-index: 9999;
  padding: var(--space-sm) var(--space-md);
  background: var(--brand-primary);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-md);
  font-weight: 500;
}

.skip-link:focus {
  inset-block-start: var(--space-sm);
  inset-inline-start: var(--space-sm);
}

/* ============================================================================
   Focus Styles
   ========================================================================= */

:focus-visible {
  outline: 3px solid var(--brand-primary);
  outline-offset: 4px;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--brand-primary);
  outline-offset: 4px;
}

/* ============================================================================
   Scroll Anchor Clearance
   ========================================================================= */

:target {
  scroll-margin-top: 100px;
}

/* ============================================================================
   Header / Navigation
   ========================================================================= */

.header {
  position: fixed;
  inset-block-start: 0;
  inset-inline-start: 0;
  inset-inline-end: 0;
  z-index: 100;
  height: 80px;
  transition: all var(--duration-standard) var(--easing-standard);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-block-end: 1px solid var(--border);
}

@media (prefers-color-scheme: dark) {
  .header.scrolled {
    background: rgba(14, 28, 51, 0.9);
  }
}

.header-inner {
  max-inline-size: 880px;
  margin-inline: auto;
  padding-inline: 32px;
  block-size: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
}

.header-brand:hover {
  color: var(--brand-primary);
}

.header-brand-icon {
  inline-size: 36px;
  block-size: 36px;
  flex-shrink: 0;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.header-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 16px;
  font-weight: 400;
  transition: color var(--duration-standard);
}

.header-nav a:hover {
  color: var(--brand-primary);
}

.header-nav a[aria-current="page"] {
  color: var(--brand-primary);
  font-weight: 500;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.locale-toggle {
  min-inline-size: 44px;
  min-block-size: 44px;
  padding-inline: 12px;
  padding-block: 8px;
  font-size: var(--type-label-size);
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color var(--duration-standard);
}

.locale-toggle:hover {
  color: var(--brand-primary);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  min-inline-size: 44px;
  min-block-size: 44px;
  padding: 10px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
}

.menu-toggle:hover {
  color: var(--brand-primary);
}

.menu-toggle-icon {
  inline-size: 24px;
  block-size: 24px;
}

/* Mobile Menu Overlay */
.mobile-menu {
  position: fixed;
  inset-block-start: 0;
  inset-inline-end: 0;
  inline-size: min(320px, 100vw);
  block-size: 100vh;
  background: var(--surface);
  box-shadow: -4px 0 20px rgba(14, 28, 51, 0.15);
  padding: var(--space-xl) var(--space-lg);
  transform: translateX(100%);
  transition: transform var(--duration-standard) var(--easing-standard);
  z-index: 200;
  display: flex;
  visibility: hidden;
  flex-direction: column;
  gap: var(--space-lg);
}

[dir="rtl"] .mobile-menu {
  inset-inline-start: 0;
  inset-inline-end: auto;
  transform: translateX(-100%);
}

.mobile-menu.open {
  transform: translateX(0);
  visibility: visible;
  box-shadow: 0 0 0 100vmax rgba(14, 28, 51, 0.24), -4px 0 20px rgba(14, 28, 51, 0.15);
}

[dir="rtl"] .mobile-menu.open {
  transform: translateX(0);
  visibility: visible;
  box-shadow: 0 0 0 100vmax rgba(14, 28, 51, 0.24), 4px 0 20px rgba(14, 28, 51, 0.15);
}

.mobile-menu-close {
  align-self: flex-end;
  min-inline-size: 44px;
  min-block-size: 44px;
  padding: 10px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
}

.mobile-menu-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  list-style: none;
}

.mobile-menu-nav a {
  display: block;
  min-block-size: 44px;
  padding-block: 12px;
  font-size: 18px;
  font-weight: 400;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--duration-standard);
}

.mobile-menu-nav a:hover {
  color: var(--brand-primary);
}

.mobile-menu-nav a[aria-current="page"] {
  color: var(--brand-primary);
  font-weight: 500;
}

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

  .menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .header-inner {
    padding-inline: 20px;
  }
}

/* ============================================================================
   Main Content Container
   ========================================================================= */

.main {
  padding-block-start: 80px;
}

.container {
  max-inline-size: 880px;
  margin-inline: auto;
  padding-inline: 32px;
}

@media (max-width: 768px) {
  .container {
    padding-inline: 20px;
  }
}

/* ============================================================================
   Hero Section
   ========================================================================= */

.hero {
  padding-block: var(--space-4xl) var(--space-3xl);
  text-align: start;
  position: relative;
  overflow: hidden;
}

@media (max-width: 768px) {
  .hero {
    padding-block: var(--space-3xl) var(--space-2xl);
  }
}

.hero::before {
  content: "";
  position: absolute;
  inset-block-start: -50%;
  inset-inline-start: -50%;
  inline-size: 200%;
  block-size: 200%;
  background: radial-gradient(circle at 30% 50%, rgba(0, 94, 170, 0.06) 0%, transparent 50%),
              radial-gradient(circle at 70% 50%, rgba(73, 191, 231, 0.04) 0%, transparent 50%);
  z-index: 0;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-inline-size: 1160px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  align-items: center;
  column-gap: clamp(40px, 7vw, 96px);
}

.hero-badge,
.hero-headline,
.hero-subhead,
.hero-value,
.hero-cta,
.hero-status { grid-column: 1; }

.hero-badge {
  display: inline-block;
  padding-block: 8px;
  padding-inline: 20px;
  background: var(--brand-primary);
  color: white;
  font-size: var(--type-label-size);
  font-weight: 500;
  border-radius: var(--radius-full);
  margin-block-end: 32px;
}

.hero-headline {
  font-size: var(--type-display-size);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-block-end: 24px;
  color: var(--text-primary);
  max-inline-size: 680px;
  margin-inline: 0;
}

@media (max-width: 768px) {
  .hero {
    text-align: center;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: stretch;
  }

  .hero-badge,
  .hero-headline,
  .hero-subhead,
  .hero-value,
  .hero-cta,
  .hero-status {
    margin-inline: auto;
  }

  .hero-visual {
    order: 7;
    margin-block-start: 32px;
  }

  .hero-headline {
    font-size: 46px;
  }
}

.hero-subhead {
  font-size: var(--type-body-large-size);
  line-height: 1.7;
  color: var(--text-secondary);
  max-inline-size: 560px;
  margin-inline: 0;
  margin-block-end: var(--space-xl);
}

@media (max-width: 768px) {
  .hero-subhead {
    font-size: var(--type-body-large-size-mobile);
  }
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-block-size: 48px;
  padding-block: 16px;
  padding-inline: 40px;
  background: var(--brand-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: 17px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--duration-standard) var(--easing-standard);
}

@media (prefers-reduced-motion: no-preference) {
  .hero-cta:hover {
    transform: scale(1.01);
    box-shadow: var(--shadow-lift);
  }
}

/* RTL arrow flip */
[dir="rtl"] .hero-cta svg {
  transform: scaleX(-1);
}

.hero-status {
  margin-block-start: 20px;
  font-size: var(--type-caption-size);
  color: var(--text-secondary);
}

.hero-value {
  margin-block-start: 16px;
  font-size: var(--type-body-size);
  line-height: 1.7;
  color: var(--text-secondary);
  max-inline-size: 580px;
  margin-inline: 0;
}

@media (max-width: 768px) {
  .hero-value {
    font-size: var(--type-body-size-mobile);
  }
}

.hero-visual {
  grid-column: 2;
  grid-row: 1 / span 6;
  margin-block-start: 0;
  max-inline-size: 620px;
  margin-inline: auto;
  inline-size: 100%;
}

[dir="rtl"] .hero-visual { grid-column: 1; }
[dir="rtl"] .hero-badge,
[dir="rtl"] .hero-headline,
[dir="rtl"] .hero-subhead,
[dir="rtl"] .hero-value,
[dir="rtl"] .hero-cta,
[dir="rtl"] .hero-status { grid-column: 2; }

.hero-visual figure {
  position: relative;
  background: linear-gradient(145deg, #FFFFFF 0%, #F0F6FB 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px 22px 22px;
  box-shadow: var(--shadow-medium);
}

@media (max-width: 768px) {
  .hero-visual figure {
    padding: 24px 16px;
  }
}

.hero-visual figcaption {
  margin-block-start: 12px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-secondary);
  text-align: center;
  font-style: italic;
}

/* ============================================================================
   Section Styles
   ========================================================================= */

.section {
  padding-block: 80px;
}

@media (max-width: 768px) {
  .section {
    padding-block: 48px;
  }
}

.section-surface {
  background: var(--surface);
}

.section-headline {
  font-size: var(--type-h1-size);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-block-end: 32px;
  color: var(--text-primary);
  text-align: center;
}

@media (max-width: 768px) {
  .section-headline {
    font-size: var(--type-h1-size-mobile);
  }
}

.section-body {
  font-size: var(--type-body-large-size);
  line-height: 1.7;
  color: var(--text-secondary);
  max-inline-size: 640px;
  margin-inline: auto;
  text-align: center;
}

@media (max-width: 768px) {
  .section-body {
    font-size: var(--type-body-large-size-mobile);
  }
}

/* ============================================================================
   Feature Sections
   ========================================================================= */

.feature-label {
  font-size: var(--type-label-size);
  font-weight: 500;
  color: var(--brand-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-block-end: 20px;
}

:lang(ar) .feature-label {
  text-transform: none;
  letter-spacing: 0;
}

.feature-headline {
  font-size: var(--type-h1-size);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-block-end: 24px;
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .feature-headline {
    font-size: var(--type-h1-size-mobile);
  }
}

.feature-body {
  font-size: var(--type-body-large-size);
  line-height: 1.7;
  color: var(--text-secondary);
  max-inline-size: 520px;
  margin-block-end: var(--space-xl);
}

@media (max-width: 768px) {
  .feature-body {
    font-size: var(--type-body-large-size-mobile);
  }
}

.feature-visual {
  inline-size: 100%;
  max-inline-size: 640px;
  margin-inline: auto;
  padding: 64px 48px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-subtle);
}

@media (max-width: 768px) {
  .feature-visual {
    padding: 32px 20px;
  }
}

.diagram {
  inline-size: 100%;
  block-size: auto;
}

/* Keep SVG geometry LTR while explicitly shaping Arabic labels. */
.diagram--rtl { direction: ltr; }
.diagram--rtl text { direction: rtl; unicode-bidi: plaintext; }
.diagram--rtl text[direction="ltr"] { direction: ltr; unicode-bidi: isolate; }

.diagram-summary {
  margin-block-start: var(--space-md);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-secondary);
  text-align: center;
}

/* ============================================================================
   Application Preview / Conceptual Frame
   ========================================================================= */

.app-frame-container {
  max-inline-size: 840px;
  margin-inline: auto;
}

.app-frame {
  position: relative;
  background: #E8EDF3;
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-frame);
  margin-block-end: 32px;
}

.app-frame-titlebar {
  block-size: 44px;
  background: linear-gradient(180deg, rgba(14, 28, 51, 0.06) 0%, rgba(14, 28, 51, 0.03) 100%);
  border-block-end: 1px solid rgba(14, 28, 51, 0.1);
  display: flex;
  align-items: center;
  padding-inline: 16px;
  gap: 10px;
}

.app-frame-dot {
  inline-size: 14px;
  block-size: 14px;
  border-radius: 50%;
  background: rgba(14, 28, 51, 0.25);
}

.app-frame-title {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  margin-inline-start: 8px;
}

.app-frame-content {
  padding: 80px 60px;
  min-block-size: 560px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

@media (max-width: 768px) {
  .app-frame-content {
    padding: 40px 24px;
    min-block-size: 400px;
  }
}

.app-mockup {
  inline-size: 100%;
  max-inline-size: 480px;
  padding: 32px;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-subtle);
}

.mockup-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-block-end: 32px;
  padding-block-end: 20px;
  border-block-end: 1px solid var(--border);
}

.mockup-icon {
  inline-size: 48px;
  block-size: 48px;
  background: var(--brand-gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 24px;
  flex-shrink: 0;
  overflow: hidden;
}

.mockup-icon img {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
}

.mockup-app-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.mockup-section {
  margin-block-end: 28px;
}

.mockup-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-block-end: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: start;
}

:lang(ar) .mockup-label {
  text-transform: none;
  letter-spacing: 0;
}

.mockup-device-id {
  font-size: 24px;
  font-weight: 500;
  color: var(--brand-accent);
  font-family: 'Ubuntu', monospace;
  letter-spacing: 1px;
  text-align: center;
  margin-block-end: 32px;
  padding: 16px;
  background: var(--emphasis-surface);
  border-radius: var(--radius-md);
  direction: ltr;
  unicode-bidi: isolate;
}

@media (max-width: 768px) {
  .mockup-device-id {
    font-size: 18px;
    letter-spacing: 0.2px;
    padding-inline: 8px;
    white-space: nowrap;
  }
}

.mockup-status {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--emphasis-surface);
  border-radius: var(--radius-md);
  margin-block-end: 24px;
}

.status-indicator {
  inline-size: 10px;
  block-size: 10px;
  background: var(--brand-accent);
  border-radius: 50%;
  flex-shrink: 0;
}

.status-text {
  font-size: 14px;
  color: var(--text-secondary);
  text-align: start;
}

.concept-badge {
  position: absolute;
  inset-block-start: 60px;
  inset-inline-end: 16px;
  padding: 10px 18px;
  background: rgba(255, 255, 255, 0.95);
  color: var(--text-primary);
  font-size: var(--type-label-size);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-subtle);
}

.app-frame-caption {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-secondary);
  max-inline-size: 720px;
  margin-inline: auto;
  text-align: center;
}

/* ============================================================================
   Cards
   ========================================================================= */

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (max-width: 768px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
}

.card {
  min-inline-size: 0;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  text-align: start;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-block-end: 20px;
  min-inline-size: 0;
}

.card-icon {
  inline-size: 56px;
  block-size: 56px;
  background: var(--emphasis-surface);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-primary);
  flex-shrink: 0;
}

.card-title {
  font-size: var(--type-h2-size);
  font-weight: 500;
  color: var(--text-primary);
  min-inline-size: 0;
  overflow-wrap: break-word;
  word-break: normal;
}

@media (max-width: 768px) {
  .card-title {
    font-size: var(--type-h2-size-mobile);
  }

  .card {
    padding: 22px 20px;
  }

  .card-header {
    align-items: flex-start;
    gap: 12px;
    margin-block-end: 16px;
  }

  .card-icon {
    inline-size: 48px;
    block-size: 48px;
  }
}

.card-body {
  font-size: var(--type-body-size);
  line-height: 1.6;
  color: var(--text-secondary);
  margin-block-end: 16px;
}

@media (max-width: 768px) {
  .card-body {
    font-size: 17px;
  }
}

/* ============================================================================
   Status Lists
   ========================================================================= */

.status-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-block-start: var(--space-2xl);
}

@media (max-width: 768px) {
  .status-columns {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

.status-column h3 {
  font-size: 24px;
  font-weight: 600;
  margin-block-end: 24px;
  color: var(--text-primary);
}

.status-columns > div { min-inline-size: 0; }

.status-list {
  list-style: none;
  padding-inline-start: 0;
}

.status-list li {
  font-size: var(--type-body-size);
  line-height: 2;
  color: var(--text-secondary);
  padding-inline-start: 32px;
  position: relative;
}

.status-list li::before {
  position: absolute;
  inset-inline-start: 0;
  font-weight: 600;
  font-size: 18px;
}

.status-list.implemented li::before {
  content: "✓";
  color: var(--status-ok);
}

.status-list.planned li::before {
  content: "○";
  color: var(--text-secondary);
}

/* ============================================================================
   Roadmap Timeline
   ========================================================================= */

.roadmap-timeline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  margin-block-start: var(--space-3xl);
  padding-inline: 40px;
}

@media (max-width: 768px) {
  .roadmap-timeline {
    flex-direction: column;
    gap: var(--space-xl);
    padding-inline: 0;
  }
}

.roadmap-timeline::before {
  content: "";
  position: absolute;
  inset-block-start: 36px;
  inset-inline-start: 15%;
  inset-inline-end: 15%;
  block-size: 3px;
  background: var(--border);
}

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

.roadmap-gate {
  flex: 1;
  position: relative;
  z-index: 1;
  text-align: center;
}

.roadmap-indicator {
  inline-size: 72px;
  block-size: 72px;
  border-radius: 50%;
  background: var(--surface);
  border: 3px solid var(--border);
  margin-inline: auto;
  margin-block-end: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 20px;
  color: var(--text-secondary);
  transition: all var(--duration-standard);
}

.roadmap-gate.current .roadmap-indicator {
  inline-size: 96px;
  block-size: 96px;
  background: var(--brand-gradient);
  border: none;
  color: white;
  font-size: 26px;
  box-shadow: 0 0 0 8px rgba(73, 191, 231, 0.15);
}

.roadmap-label {
  font-size: 18px;
  font-weight: 600;
  margin-block-end: 10px;
  color: var(--text-primary);
}

.roadmap-gate.current .roadmap-label {
  color: var(--brand-primary);
  font-size: 20px;
}

.roadmap-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ============================================================================
   Planned Chip
   ========================================================================= */

.chip {
  display: inline-block;
  padding-block: 4px;
  padding-inline: 12px;
  background: var(--emphasis-surface);
  color: var(--brand-primary);
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-inline-start: 8px;
  vertical-align: middle;
}

/* ============================================================================
   Buttons
   ========================================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-block-size: 48px;
  padding-block: 16px;
  padding-inline: 40px;
  border-radius: var(--radius-md);
  font-size: 17px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--duration-standard) var(--easing-standard);
  border: none;
}

.btn-primary {
  background: var(--brand-primary);
  color: white;
}

@media (prefers-reduced-motion: no-preference) {
  .btn-primary:hover {
    transform: scale(1.01);
    box-shadow: var(--shadow-lift);
  }
}

.btn-outline {
  background: transparent;
  color: var(--brand-primary);
  border: 2px solid var(--brand-primary);
}

.btn-outline:hover {
  background: var(--brand-primary);
  color: white;
}

.btn-group {
  display: inline-flex;
  gap: 16px;
  align-items: center;
}

@media (max-width: 768px) {
  .btn-group {
    flex-direction: column;
    inline-size: 100%;
  }

  .btn {
    inline-size: 100%;
    justify-content: center;
  }
}

/* ============================================================================
   Footer
   ========================================================================= */

.footer {
  padding-block: var(--space-3xl) 40px;
  background: var(--page-bg);
  border-block-start: 1px solid var(--border);
}

.footer-inner {
  max-inline-size: 880px;
  margin-inline: auto;
  padding-inline: 32px;
  text-align: center;
}

@media (max-width: 768px) {
  .footer-inner {
    padding-inline: 20px;
  }
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-block-end: 16px;
}

.footer-brand-icon {
  inline-size: 40px;
  block-size: 40px;
  flex-shrink: 0;
}

.footer-brand-name {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
}

.footer-tagline {
  font-size: 16px;
  color: var(--text-secondary);
  margin-block-end: 32px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-block-end: 32px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 15px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--duration-standard);
}

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

.footer-locale {
  margin-block-end: 24px;
}

.footer-note {
  font-size: var(--type-caption-size);
  color: var(--text-secondary);
  margin-block-end: 12px;
}

.footer-copyright {
  font-size: var(--type-caption-size);
  color: var(--text-secondary);
  padding-block-start: 32px;
  border-block-start: 1px solid var(--border);
}

/* ============================================================================
   Utility Classes
   ========================================================================= */

.text-center {
  text-align: center;
}

.sr-only {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}