/* ==========================================================================
   Ocean Suite — Design System
   Apple/Linear-inspired dark theme
   ========================================================================== */

/* --- Design Tokens --- */
:root {
  /* Colors — Ocean Dark */
  --bg: #05050A;
  --bg-surface: #0F111A;
  --bg-surface-2: #161926;
  --bg-hover: #1A1D2E;

  --accent-start: #2E9AFF;
  --accent-end: #06B6D4;
  --accent: linear-gradient(135deg, var(--accent-start), var(--accent-end));

  --text: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-tertiary: #64748B;

  --border: rgba(148, 163, 184, 0.08);
  --border-accent: rgba(46, 154, 255, 0.25);
  --glow: rgba(46, 154, 255, 0.15);

  /* Typography */
  --font: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto,
    Helvetica, Arial, sans-serif;
  --mono: 'SF Mono', 'Fira Code', '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;

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 100px;

  /* Transitions */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --duration: 0.25s;

  /* Layout */
  --max-width: 1120px;
  --header-h: 64px;
}


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

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}


/* --- Typography --- */
h1,
h2,
h3,
h4 {
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.text-gradient {
  background: var(--accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}


/* --- Ambient Background --- */
.ambient {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.ambient::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, var(--glow) 0%, transparent 70%);
  filter: blur(80px);
}


/* --- Header (Glassmorphism) --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(5, 5, 10, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  width: 100%;
  max-width: var(--max-width);
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.header-logo .logo-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  display: grid;
  place-items: center;
  font-size: 0.85rem;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
}

.header-nav a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: color var(--duration) var(--ease);
}

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


/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-4xl) var(--space-lg);
  padding-top: calc(var(--header-h) + var(--space-4xl));
}

.hero .label {
  margin-bottom: var(--space-lg);
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  max-width: 800px;
  margin-bottom: var(--space-lg);
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 520px;
  line-height: 1.7;
}

.hero-cta {
  margin-top: var(--space-2xl);
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}


/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 20px var(--glow), 0 4px 12px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 0 30px var(--glow), 0 8px 24px rgba(0, 0, 0, 0.4);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  color: var(--text);
  border-color: rgba(148, 163, 184, 0.15);
}


/* --- Section --- */
.section {
  padding: var(--space-4xl) var(--space-lg);
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

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

.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  margin-bottom: var(--space-md);
}

.section-header p {
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 auto;
  font-size: 1.05rem;
}


/* --- Bento Grid --- */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.bento-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  position: relative;
  overflow: hidden;
  transition: all var(--duration) var(--ease);
  display: flex;
  flex-direction: column;
}

.bento-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  box-shadow: 0 0 40px var(--glow), 0 20px 40px rgba(0, 0, 0, 0.3);
}

.bento-card .card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-lg);
}

.bento-card .card-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.bento-card h3 {
  font-size: 1.35rem;
  margin-bottom: var(--space-sm);
}

.bento-card .card-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: var(--space-xl);
  flex-grow: 1;
}

.bento-card .card-tags {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.bento-card .tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-pill);
  background: var(--bg-surface-2);
  color: var(--text-tertiary);
  border: 1px solid var(--border);
}

.bento-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-start);
  transition: gap var(--duration) var(--ease);
}

.bento-card .card-link:hover {
  gap: var(--space-sm);
}

.bento-card .card-link .arrow {
  transition: transform var(--duration) var(--ease);
}

.bento-card:hover .card-link .arrow {
  transform: translateX(3px);
}



/* --- Product Page — Hero --- */
.product-hero {
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-4xl) var(--space-lg);
  padding-top: calc(var(--header-h) + var(--space-4xl));
}

.product-hero .product-icon {
  width: 96px;
  height: 96px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: var(--space-2xl);
  box-shadow: 0 0 60px var(--glow);
}

.product-hero .product-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

.product-hero h1 {
  font-size: clamp(3rem, 8vw, 5.5rem);
  margin-bottom: var(--space-md);
}

.product-hero .tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: var(--text-secondary);
  max-width: 500px;
  margin-bottom: var(--space-2xl);
}


/* --- Feature Grid --- */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.feature {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  transition: all var(--duration) var(--ease);
}

.feature:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
}

.feature .feature-icon {
  font-size: 2rem;
  margin-bottom: var(--space-lg);
  display: block;
}

.feature h3 {
  font-size: 1.05rem;
  margin-bottom: var(--space-sm);
}

.feature p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}


/* --- Privacy / Legal Page --- */
.legal {
  max-width: 720px;
  margin: 0 auto;
  padding: calc(var(--header-h) + var(--space-3xl)) var(--space-lg) var(--space-4xl);
}

.legal h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: var(--space-sm);
}

.legal .legal-date {
  color: var(--text-tertiary);
  font-size: 0.85rem;
  margin-bottom: var(--space-2xl);
}

.legal h2 {
  font-size: 1.15rem;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-sm);
  color: var(--text);
}

.legal p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.legal a {
  color: var(--accent-start);
  transition: opacity var(--duration);
}

.legal a:hover {
  opacity: 0.8;
}


/* --- Contact Page --- */
.contact-hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-4xl) var(--space-lg);
}

.contact-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--space-md);
}

.contact-hero p {
  color: var(--text-secondary);
  max-width: 460px;
  margin-bottom: var(--space-2xl);
  font-size: 1.05rem;
  line-height: 1.7;
}

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

.contact-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-2xl);
  text-align: center;
  transition: all var(--duration) var(--ease);
  width: 240px;
  flex-shrink: 0;
}

.contact-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
  box-shadow: 0 0 30px var(--glow);
}

.contact-card .contact-icon {
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
  display: block;
}

.contact-card h3 {
  font-size: 0.95rem;
  margin-bottom: var(--space-xs);
}

.contact-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
}


/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border);
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  transition: color var(--duration);
}

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


/* --- Divider --- */
.divider {
  width: 100%;
  height: 1px;
  background: var(--border);
  max-width: var(--max-width);
  margin: 0 auto;
}


/* --- Mobile Navigation --- */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  cursor: pointer;
  padding: 4px 0;
}

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--duration) var(--ease);
}



/* ==========================================================================
   Responsive
   ========================================================================== */

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

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

  .hero h1 {
    font-size: 2.25rem;
  }

  .product-hero h1 {
    font-size: 2.75rem;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .mobile-toggle {
    display: flex;
  }

  .header-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(5, 5, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: var(--space-lg);
    gap: var(--space-md);
  }

  .header-nav.open {
    display: flex;
  }

  .contact-methods {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .hero {
    padding-top: calc(var(--header-h) + var(--space-2xl));
    padding-bottom: var(--space-2xl);
  }

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

  .bento-card {
    padding: var(--space-xl);
  }

  .hero-cta {
    flex-direction: column;
    width: 100%;
    max-width: 280px;
  }

  .btn {
    width: 100%;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .bento {
    grid-template-columns: repeat(2, 1fr);
  }

  .features {
    grid-template-columns: repeat(2, 1fr);
  }
}