/* ============================================
   MissionPulse Landing — Glass Radar Design System
   ============================================ */

/* ===== CSS Custom Properties (Design Tokens) ===== */
:root {
  /* Colors */
  --color-primary: #0E7490;
  --color-primary-light: #22D3EE;
  --color-primary-dark: #164E63;
  --color-surface-dark: #0F172A;
  --color-surface-card: #1E293B;
  --color-surface-elevated: #334155;
  --color-glass-bg: rgba(255, 255, 255, 0.05);
  --color-glass-border: rgba(255, 255, 255, 0.1);
  --color-text-primary: #F8FAFC;
  --color-text-secondary: #94A3B8;
  --color-text-muted: #64748B;
  --color-accent-cyan: #22D3EE;
  --color-accent-blue: #3B82F6;
  --color-accent-emerald: #10B981;
  --color-accent-amber: #F59E0B;
  --color-accent-red: #EF4444;
  
  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Monaco, 'Cascadia Code', monospace;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  --shadow-glow-primary: 0 0 20px rgba(14, 116, 144, 0.3);
  --shadow-glow-cyan: 0 0 30px rgba(34, 211, 238, 0.2);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
  
  /* Glass Effect */
  --glass-blur: 12px;
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-bg-hover: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-border-hover: rgba(255, 255, 255, 0.15);
}

/* ===== Reset & Base ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-surface-dark);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Background gradient effect */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(14, 116, 144, 0.15), transparent),
    radial-gradient(ellipse 60% 40% at 80% 50%, rgba(34, 211, 238, 0.08), transparent),
    radial-gradient(ellipse 50% 30% at 20% 80%, rgba(59, 130, 246, 0.06), transparent);
  pointer-events: none;
  z-index: -1;
}

a {
  color: var(--color-accent-cyan);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-light);
}

a:focus-visible {
  outline: 2px solid var(--color-accent-cyan);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-primary);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  color: var(--color-text-secondary);
}

/* ===== Layout ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-2xl) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-4xl) 0;
  }
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--glass-border);
  transition: all var(--transition-base);
}

.nav--scrolled {
  background: rgba(15, 23, 42, 0.95);
  box-shadow: var(--shadow-md);
}

.nav__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--color-text-primary);
}

.nav__logo {
  width: 36px;
  height: 36px;
}

.nav__logo svg {
  width: 100%;
  height: 100%;
}

.nav__title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.nav__title span {
  color: var(--color-accent-cyan);
}

.nav__menu {
  display: none;
  list-style: none;
  gap: var(--space-xl);
}

.nav__link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav__mobile-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__mobile-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 1px;
  transition: all var(--transition-fast);
}

.nav__mobile-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(7px) rotate(45deg);
}

.nav__mobile-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav__mobile-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-7px) rotate(-45deg);
}

.nav__mobile-menu {
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  background: rgba(15, 23, 42, 0.98);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--glass-border);
  padding: var(--space-lg);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
}

.nav__mobile-menu.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

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

.nav__mobile-menu a {
  display: block;
  padding: var(--space-md);
  font-size: 1rem;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav__mobile-menu a:hover {
  background: var(--glass-bg);
  color: var(--color-text-primary);
}

@media (min-width: 768px) {
  .nav__menu {
    display: flex;
  }
  
  .nav__mobile-toggle {
    display: none;
  }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-lg);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  white-space: nowrap;
}

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

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-glow-primary);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(14, 116, 144, 0.4);
  color: var(--color-text-primary);
}

.btn--secondary {
  background: var(--glass-bg);
  color: var(--color-text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.btn--secondary:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  color: var(--color-text-primary);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
  padding: var(--space-sm) var(--space-md);
}

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

.btn--lg {
  padding: var(--space-lg) var(--space-2xl);
  font-size: 1rem;
  border-radius: var(--radius-xl);
}

.btn--sm {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.875rem;
  border-radius: var(--radius-md);
}

/* ===== Glass Card ===== */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  transition: all var(--transition-base);
}

.glass-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* ===== Hero Section ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(68px + var(--space-3xl)) var(--space-lg) var(--space-3xl);
  position: relative;
  overflow: hidden;
}

.hero__container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3xl);
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.hero__content {
  text-align: center;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.hero__badge-dot {
  width: 6px;
  height: 6px;
  background: var(--color-accent-emerald);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.2); }
}

.hero__title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-md);
  letter-spacing: -0.03em;
}

.hero__title .gradient-text {
  background: linear-gradient(135deg, var(--color-accent-cyan) 0%, var(--color-accent-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__description {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
  margin-bottom: var(--space-xl);
}

/* On very small screens, make CTA buttons full-width and stacked */
@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }
  
  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.hero__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.hero__meta-icon {
  width: 16px;
  height: 16px;
  color: var(--color-accent-emerald);
}

/* Radar Animation */
.hero__radar {
  position: relative;
  width: 100%;
  max-width: 400px;
  aspect-ratio: 1;
  margin: 0 auto;
}

.radar {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.radar__center {
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--color-accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 20px var(--color-accent-cyan), 0 0 40px rgba(34, 211, 238, 0.5);
  z-index: 10;
}

.radar__ring {
  position: absolute;
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: 50%;
  animation: radar-ping 4s ease-out infinite;
}

.radar__ring:nth-child(1) { width: 30%; height: 30%; animation-delay: 0s; }
.radar__ring:nth-child(2) { width: 50%; height: 50%; animation-delay: 1s; }
.radar__ring:nth-child(3) { width: 70%; height: 70%; animation-delay: 2s; }
.radar__ring:nth-child(4) { width: 90%; height: 90%; animation-delay: 3s; }

@keyframes radar-ping {
  0% {
    opacity: 0.6;
    transform: scale(0.8);
    border-color: rgba(34, 211, 238, 0.4);
  }
  100% {
    opacity: 0;
    transform: scale(1.2);
    border-color: rgba(34, 211, 238, 0);
  }
}

.radar__circle {
  position: absolute;
  border: 1px solid rgba(34, 211, 238, 0.15);
  border-radius: 50%;
}

.radar__circle--1 { width: 25%; height: 25%; }
.radar__circle--2 { width: 50%; height: 50%; }
.radar__circle--3 { width: 75%; height: 75%; }
.radar__circle--4 { width: 100%; height: 100%; }

.radar__sweep {
  position: absolute;
  width: 50%;
  height: 50%;
  top: 0;
  left: 50%;
  transform-origin: bottom left;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(34, 211, 238, 0.1) 30%,
    rgba(34, 211, 238, 0.3) 100%
  );
  animation: radar-sweep 4s linear infinite;
  border-radius: 0 100% 0 0;
}

@keyframes radar-sweep {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.radar__line {
  position: absolute;
  width: 50%;
  height: 1px;
  background: rgba(34, 211, 238, 0.2);
  top: 50%;
  left: 50%;
  transform-origin: left center;
}

.radar__line:nth-child(8) { transform: rotate(0deg); }
.radar__line:nth-child(9) { transform: rotate(45deg); }
.radar__line:nth-child(10) { transform: rotate(90deg); }
.radar__line:nth-child(11) { transform: rotate(135deg); }
.radar__line:nth-child(12) { transform: rotate(180deg); }
.radar__line:nth-child(13) { transform: rotate(225deg); }
.radar__line:nth-child(14) { transform: rotate(270deg); }
.radar__line:nth-child(15) { transform: rotate(315deg); }

/* Radar dots (blips) */
.radar__blip {
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--color-accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-accent-emerald);
  animation: blip-pulse 2s ease-in-out infinite;
}

.radar__blip--1 { top: 25%; left: 60%; animation-delay: 0.5s; }
.radar__blip--2 { top: 45%; left: 80%; animation-delay: 1s; }
.radar__blip--3 { top: 70%; left: 35%; animation-delay: 1.5s; }
.radar__blip--4 { top: 30%; left: 30%; animation-delay: 2s; }
.radar__blip--5 { top: 60%; left: 20%; animation-delay: 2.5s; }

@keyframes blip-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

@media (min-width: 1024px) {
  .hero__container {
    grid-template-columns: 1fr 1fr;
    text-align: left;
  }
  
  .hero__content {
    text-align: left;
  }
  
  .hero__subtitle {
    margin-left: 0;
    margin-right: 0;
  }
  
  .hero__description {
    margin-left: 0;
    margin-right: 0;
  }
  
  .hero__actions {
    justify-content: flex-start;
  }
  
  .hero__meta {
    justify-content: flex-start;
  }
  
  .hero__radar {
    max-width: 500px;
    margin: 0;
  }
}

/* ===== Stats Section ===== */
.stats {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  background: linear-gradient(180deg, rgba(14, 116, 144, 0.05) 0%, transparent 100%);
}

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

.stat-item {
  text-align: center;
  padding: var(--space-lg);
}

.stat-item__value {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--color-accent-cyan);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.stat-item__label {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

@media (min-width: 768px) {
  .stats__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ===== Features Section ===== */
.features {
  /* padding inherited from .section */
}

.features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.feature-card {
  padding: var(--space-xl);
  text-align: center;
}

.feature-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: var(--radius-xl);
  color: var(--color-accent-cyan);
}

.feature-card__icon svg {
  width: 28px;
  height: 28px;
}

.feature-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.feature-card__desc {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

@media (min-width: 640px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .feature-card {
    text-align: left;
  }
  
  .feature-card__icon {
    margin-left: 0;
  }
}

/* ===== How It Works Section ===== */
.how-it-works {
  /* padding inherited from .section */
  background: linear-gradient(180deg, transparent 0%, rgba(14, 116, 144, 0.03) 50%, transparent 100%);
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 640px;
  margin: 0 auto;
  position: relative;
}

/* Vertical timeline line connecting the step numbers */
.steps::before {
  content: '';
  position: absolute;
  left: 23px;
  top: 48px;
  bottom: 48px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-accent-cyan) 0%, var(--color-accent-blue) 100%);
  opacity: 0.2;
}

.step {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
  position: relative;
  padding-bottom: var(--space-xl);
}

.step:last-child {
  padding-bottom: 0;
}

.step__number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border: 2px solid var(--color-accent-cyan);
  border-radius: 50%;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-primary);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.2);
  z-index: 1;
}

.step__content {
  flex: 1;
  padding-top: 0.625rem; /* vertically center-align with the 48px number circle */
}

.step__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.step__desc {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* Desktop: two-column grid, no absolute positioning */
@media (min-width: 768px) {
  .steps {
    max-width: 900px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg) var(--space-2xl);
  }

  /* Remove the vertical line on desktop grid */
  .steps::before {
    display: none;
  }

  .step {
    padding-bottom: 0;
    gap: var(--space-md);
  }
}

/* ===== Platforms Section ===== */
.platforms {
  /* padding inherited from .section */
}

.platforms__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.platform-card {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-md);
}

.platform-card__logo {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-accent-cyan);
}

.platform-card__logo-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: var(--radius-lg);
  background: #fff;
  padding: 4px;
}

.platform-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.platform-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.platform-card__status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--color-accent-emerald);
}

.platform-card__status-dot {
  width: 6px;
  height: 6px;
  background: var(--color-accent-emerald);
  border-radius: 50%;
}

.platforms__coming {
  text-align: center;
  padding: var(--space-xl);
  background: var(--glass-bg);
  border: 1px dashed var(--glass-border);
  border-radius: var(--radius-xl);
}

.platforms__coming-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.platforms__coming-list {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

@media (min-width: 768px) {
  .platforms__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .platform-card {
    text-align: center;
  }
}

/* ===== Tech Stack Section ===== */
.tech-stack {
  /* padding inherited from .section */
  border-top: 1px solid var(--glass-border);
  background: linear-gradient(180deg, rgba(14, 116, 144, 0.03) 0%, transparent 100%);
}

.tech-stack__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

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

.tech-stack__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.tech-stack__desc {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.tech-stack__github {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.tech-stack__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.tech-badge:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  color: var(--color-text-primary);
}

.tech-badge__icon {
  width: 16px;
  height: 16px;
}

@media (min-width: 768px) {
  .tech-stack__content {
    grid-template-columns: 1fr 1fr;
  }
  
  .tech-stack__info {
    text-align: left;
  }
  
  .tech-stack__badges {
    justify-content: flex-start;
  }
}

/* ===== CTA Section ===== */
.cta {
  /* padding inherited from .section */
  text-align: center;
}

.cta__card {
  padding: var(--space-xl) var(--space-lg);
  background: linear-gradient(135deg, rgba(14, 116, 144, 0.15) 0%, rgba(59, 130, 246, 0.1) 100%);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: var(--radius-2xl);
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  .cta__card {
    padding: var(--space-3xl);
  }
}

.cta__card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.1) 0%, transparent 70%);
  animation: rotate-glow 20s linear infinite;
}

@keyframes rotate-glow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.cta__content {
  position: relative;
  z-index: 1;
}

.cta__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.cta__desc {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Footer ===== */
.footer {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--glass-border);
}

.footer__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  align-items: center;
  text-align: center;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.footer__logo {
  width: 32px;
  height: 32px;
}

.footer__logo svg {
  width: 100%;
  height: 100%;
}

.footer__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.footer__title span {
  color: var(--color-accent-cyan);
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
}

.footer__link {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.footer__copy {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

@media (min-width: 768px) {
  .footer__content {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* ===== Scroll Animations ===== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }
.fade-in-delay-5 { transition-delay: 0.5s; }

/* ===== Privacy Page ===== */
.privacy-page {
  min-height: 100vh;
  padding: calc(68px + var(--space-3xl)) var(--space-lg) var(--space-3xl);
}

.privacy-content {
  max-width: 800px;
  margin: 0 auto;
}

.privacy-content h1 {
  margin-bottom: var(--space-lg);
}

.privacy-content h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  font-size: 1.5rem;
}

.privacy-content p {
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.privacy-content ul {
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

.privacy-content li {
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.privacy-content .last-updated {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

/* ===== Utility Classes ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

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

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

/* ===== 5-column platform grid ===== */
@media (min-width: 768px) {
  .platforms__grid--5 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .platforms__grid--5 {
    grid-template-columns: repeat(5, 1fr);
  }
  
  .platforms__grid--5 .platform-card {
    padding: var(--space-lg);
  }
}

/* ===== For Who section (reuses features grid) ===== */
.for-who {
  /* padding inherited from .section */
  background: linear-gradient(180deg, transparent 0%, rgba(14, 116, 144, 0.03) 50%, transparent 100%);
}