/* =============================================
   THE 353 LLC — Shared Stylesheet
   Dark Modern Design System
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ── CSS Variables ─────────────────────────── */
:root {
  --bg-primary:    #07070e;
  --bg-secondary:  #0d0d1a;
  --bg-card:       #111122;
  --bg-card-hover: #141428;
  --border:        #1c1c35;
  --border-accent: #2a2a55;

  --accent:        #4f6ef7;
  --accent-dim:    #3a52c4;
  --accent-glow:   rgba(79, 110, 247, 0.12);
  --accent-text:   #7a96ff;

  --text-primary:  #eeeef5;
  --text-secondary:#9090b8;
  --text-muted:    #50507a;

  --header-height: 68px;
  --max-width:     1120px;
  --radius:        10px;
  --radius-lg:     16px;

  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--accent-text);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--text-primary); }

ul { list-style: none; }

main { flex: 1; }

/* ── Layout Utilities ──────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 88px 0;
}

.section--sm {
  padding: 56px 0;
}

/* ── Typography ────────────────────────────── */
.heading-display {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.heading-xl {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.6rem, 3.5vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.heading-lg {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-primary);
}

.text-accent { color: var(--accent-text); }
.text-muted  { color: var(--text-secondary); }

.lead {
  font-size: clamp(1rem, 1.8vw, 1.125rem);
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ── Header / Navigation ───────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(7, 7, 14, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
  flex-shrink: 0;
}

.logo-mark {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--accent-text);
  background: linear-gradient(135deg, var(--accent) 0%, #7a96ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

/* Desktop nav */
.site-nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-link {
  display: block;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 7px;
  transition: color var(--transition), background var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: rgba(255,255,255,0.06);
}

/* Mobile hamburger (CSS-only) */
.nav-toggle {
  display: none;
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  cursor: pointer;
  z-index: 101;
  flex-shrink: 0;
}

.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Mobile nav panel */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  z-index: 99;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.mobile-nav .nav-link {
  display: block;
  padding: 14px 12px;
  font-size: 1rem;
  border-radius: var(--radius);
  border-bottom: 1px solid var(--border);
}

.mobile-nav .nav-link:last-child {
  border-bottom: none;
}

/* Toggle open state */
#nav-toggle:checked ~ .mobile-nav {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

#nav-toggle:checked ~ .site-header .hamburger span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
#nav-toggle:checked ~ .site-header .hamburger span:nth-child(2) {
  opacity: 0;
}
#nav-toggle:checked ~ .site-header .hamburger span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ── Hero Section ──────────────────────────── */
.hero {
  padding: 96px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(79, 110, 247, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-glow);
  border: 1px solid rgba(79,110,247,0.2);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-text);
  margin-bottom: 28px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.hero-title {
  max-width: 780px;
  margin-bottom: 24px;
}

.hero-subtitle {
  max-width: 640px;
  margin-bottom: 40px;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ── Buttons ───────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 0.925rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-dim);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(79, 110, 247, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-accent);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.05);
  color: var(--text-primary);
  border-color: var(--accent-dim);
}

/* ── Divider ───────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* ── Section Labels ────────────────────────── */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-text);
  margin-bottom: 12px;
}

.section-header {
  margin-bottom: 56px;
}

.section-header .heading-xl {
  margin-bottom: 16px;
}

/* ── Cards ─────────────────────────────────── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

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

.card-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-glow);
  border: 1px solid rgba(79,110,247,0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.25rem;
}

.card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Mission Band ──────────────────────────── */
.mission-band {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 72px 0;
}

.mission-inner {
  max-width: 720px;
}

.mission-inner blockquote {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.6;
  border-left: 3px solid var(--accent);
  padding-left: 24px;
  margin-bottom: 20px;
}

.mission-inner p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  padding-left: 27px;
}

/* ── Page Hero (inner pages) ───────────────── */
.page-hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--border);
}

.page-hero-label {
  margin-bottom: 14px;
}

/* ── Products List ─────────────────────────── */
.product-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 32px 0;
}

.product-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition), background var(--transition);
}

.product-item:hover {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
}

.product-item-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

.product-item-text {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* ── Contact Card ──────────────────────────── */
.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  max-width: 600px;
}

.contact-row {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.contact-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.contact-row:first-child {
  padding-top: 0;
}

.contact-icon {
  width: 38px;
  height: 38px;
  background: var(--accent-glow);
  border: 1px solid rgba(79,110,247,0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact-value {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 500;
}

.contact-value a {
  color: var(--accent-text);
}
.contact-value a:hover {
  color: var(--text-primary);
}

/* ── Legal Pages ───────────────────────────── */
.legal-content {
  max-width: 720px;
  padding: 72px 0;
}

.legal-content h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.legal-date {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 48px;
}

.legal-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.legal-content p a {
  color: var(--accent-text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── About Page ────────────────────────────── */
.about-content {
  max-width: 680px;
}

.about-content p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
  font-size: 0.975rem;
}

.about-stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 56px;
}

.about-stat {
  background: var(--bg-card);
  padding: 28px 32px;
  text-align: center;
}

.about-stat-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent-text);
  display: block;
  margin-bottom: 6px;
}

.about-stat-label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ── Footer ────────────────────────────────── */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
  margin-top: auto;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: start;
  margin-bottom: 40px;
}

.footer-brand .logo-mark {
  font-size: 1.3rem;
}

.footer-brand .logo-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.footer-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 12px;
  max-width: 300px;
  line-height: 1.6;
}

.footer-nav-group h4 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.footer-nav-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav-links a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.footer-nav-links a:hover { color: var(--text-primary); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

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

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a {
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-legal a:hover { color: var(--text-secondary); }

/* ── Responsive ────────────────────────────── */
@media (max-width: 768px) {
  .site-nav { display: none; }

  .hamburger {
    display: flex;
  }

  .mobile-nav {
    display: block;
  }

  .hero {
    padding: 64px 0 56px;
  }

  .section {
    padding: 64px 0;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .contact-card {
    padding: 32px 24px;
  }

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

  .about-stat-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-cta {
    flex-direction: column;
  }

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

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}