/* ========================================
   Crystal Marine Theme - Google Chrome Landing
   Ocean Breeze Design System
   ======================================== */

:root {
  /* Core Palette - Ocean Inspired */
  --ocean-teal: #0d9488;
  --ocean-deep: #134e4a;
  --ocean-light: #5eead4;
  --navy-deep: #1e3a5f;
  --navy-dark: #0f172a;
  --coral-sand: #f97316;
  --coral-light: #fdba74;
  --sea-foam: #10b981;
  --wave-white: #ffffff;
  --foam-gray: #f8fafc;
  --mist-gray: #e2e8f0;
  --stone-gray: #64748b;
  --ink-gray: #334155;
  
  /* Gradients */
  --gradient-ocean: linear-gradient(135deg, var(--ocean-teal) 0%, var(--ocean-deep) 100%);
  --gradient-wave: linear-gradient(180deg, var(--wave-white) 0%, var(--foam-gray) 100%);
  --gradient-sunset: linear-gradient(135deg, var(--coral-sand) 0%, var(--coral-light) 100%);
  --gradient-deep: linear-gradient(180deg, var(--navy-deep) 0%, var(--navy-dark) 100%);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(13, 148, 136, 0.08);
  --shadow-lg: 0 12px 32px rgba(13, 148, 136, 0.12);
  --shadow-xl: 0 24px 48px rgba(30, 58, 95, 0.15);
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  
  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink-gray);
  background: var(--wave-white);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ========================================
   Animations
   ======================================== */

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

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

@keyframes wave {
  0%, 100% { transform: translateX(0) scaleY(1); }
  50% { transform: translateX(-2%) scaleY(0.95); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(13, 148, 136, 0.3); }
  50% { box-shadow: 0 0 40px rgba(13, 148, 136, 0.5); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ========================================
   Layout
   ======================================== */

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.sec { padding: var(--space-2xl) 0; }
.sec-wave { background: var(--gradient-wave); position: relative; }
.sec-deep { background: var(--gradient-deep); color: white; }
.sec-foam { background: var(--foam-gray); }

.sec-header { text-align: center; max-width: 760px; margin: 0 auto var(--space-xl); }

.sec-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.875rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--ocean-teal);
  margin-bottom: var(--space-sm);
}

.sec-eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ocean-teal); }
.sec-eyebrow.coral { color: var(--coral-sand); }
.sec-eyebrow.coral .sec-eyebrow-dot { background: var(--coral-sand); }

.sec-title { font-size: 2.75rem; font-weight: 800; color: var(--navy-deep); line-height: 1.2; margin-bottom: var(--space-sm); }
.sec-deep .sec-title { color: white; }

.sec-desc { font-size: 1.125rem; color: var(--stone-gray); }
.sec-deep .sec-desc { color: rgba(255,255,255,0.8); }

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

.nav-sea {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--mist-gray);
}

.nav-inner { display: flex; justify-content: space-between; align-items: center; height: 76px; }

.nav-brand {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; font-weight: 800; font-size: 1.35rem;
  color: var(--navy-deep);
}

.nav-brand-ico {
  width: 40px; height: 40px; border-radius: var(--radius-md);
  background: var(--gradient-ocean);
  display: flex; align-items: center; justify-content: center;
}

.nav-brand-ico svg { width: 24px; height: 24px; fill: white; }

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

.nav-link {
  padding: 10px 20px; border-radius: var(--radius-full);
  text-decoration: none; font-weight: 500; font-size: 0.95rem;
  color: var(--stone-gray); transition: all 0.3s ease;
}

.nav-link:hover { color: var(--ocean-teal); background: rgba(13, 148, 136, 0.08); }

.nav-link.active {
  color: white; background: var(--gradient-ocean);
  box-shadow: var(--shadow-md);
}

.nav-dl {
  padding: 12px 24px; border-radius: var(--radius-full);
  background: var(--gradient-ocean); color: white;
  text-decoration: none; font-weight: 600; font-size: 0.95rem;
  box-shadow: var(--shadow-md); transition: all 0.3s ease;
}

.nav-dl:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }

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

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 28px; border-radius: var(--radius-full);
  font-weight: 600; font-size: 1rem; cursor: pointer;
  border: none; text-decoration: none; transition: all 0.3s ease;
}

.btn-ocean { background: var(--gradient-ocean); color: white; box-shadow: var(--shadow-md); }
.btn-ocean:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.btn-coral { background: var(--gradient-sunset); color: white; box-shadow: var(--shadow-md); }
.btn-coral:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(249, 115, 22, 0.35); }

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

.btn-outline:hover { background: var(--ocean-teal); color: white; }

.btn-white { background: white; color: var(--ocean-deep); }
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.btn-lg { padding: 18px 36px; font-size: 1.125rem; }

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

.hero-sea {
  position: relative; padding: var(--space-2xl) 0;
  background: linear-gradient(180deg, var(--foam-gray) 0%, var(--wave-white) 50%, rgba(13, 148, 136, 0.05) 100%);
  overflow: hidden;
}

.hero-sea::before {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 200px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='%23ffffff' fill-opacity='1' d='M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,154.7C960,171,1056,181,1152,165.3C1248,149,1344,107,1392,85.3L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z'%3E%3C/path%3E%3C/svg%3E") no-repeat bottom;
  background-size: cover;
}

.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); align-items: center; position: relative; z-index: 2; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: var(--radius-full);
  background: rgba(13, 148, 136, 0.1); color: var(--ocean-teal);
  font-size: 0.875rem; font-weight: 600; margin-bottom: var(--space-md);
}

.hero-badge-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--sea-foam); animation: pulse-glow 2s infinite; }

.hero-title { font-size: 3.5rem; font-weight: 900; color: var(--navy-deep); line-height: 1.1; margin-bottom: var(--space-md); }

.hero-title span { color: var(--ocean-teal); }

.hero-desc { font-size: 1.25rem; color: var(--stone-gray); margin-bottom: var(--space-lg); max-width: 520px; }

.hero-actions { display: flex; gap: var(--space-sm); margin-bottom: var(--space-md); flex-wrap: wrap; }

.hero-trust { display: flex; gap: var(--space-md); font-size: 0.875rem; color: var(--stone-gray); }

.hero-trust-item { display: flex; align-items: center; gap: 6px; }

.hero-visual { position: relative; animation: float 6s ease-in-out infinite; }

.hero-browser {
  background: white; border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl); overflow: hidden;
  border: 1px solid var(--mist-gray);
}

.browser-bar {
  display: flex; align-items: center; gap: 8px; padding: 14px 18px;
  background: linear-gradient(180deg, #f1f5f9 0%, #e2e8f0 100%);
  border-bottom: 1px solid var(--mist-gray);
}

.browser-dot { width: 12px; height: 12px; border-radius: 50%; }
.browser-dot.r { background: #ef4444; }
.browser-dot.y { background: #f59e0b; }
.browser-dot.g { background: #10b981; }

.browser-url {
  flex: 1; padding: 6px 14px; border-radius: var(--radius-sm);
  background: white; font-size: 0.8rem; color: var(--stone-gray);
  border: 1px solid var(--mist-gray);
}

.browser-body { padding: var(--space-md); background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%); min-height: 280px; }

.browser-content { display: grid; gap: var(--space-sm); }

.browser-card {
  background: white; border-radius: var(--radius-md); padding: var(--space-sm);
  box-shadow: var(--shadow-sm); display: flex; align-items: center; gap: var(--space-sm);
}

.browser-card-ico { width: 36px; height: 36px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; }
.browser-card-ico.teal { background: rgba(13, 148, 136, 0.1); }
.browser-card-ico.coral { background: rgba(249, 115, 22, 0.1); }
.browser-card-ico.navy { background: rgba(30, 58, 95, 0.1); }
.browser-card-ico.sea { background: rgba(16, 185, 129, 0.1); }

.browser-card-ico svg { width: 20px; height: 20px; }
.browser-card-ico.teal svg { fill: var(--ocean-teal); }
.browser-card-ico.coral svg { fill: var(--coral-sand); }
.browser-card-ico.navy svg { fill: var(--navy-deep); }
.browser-card-ico.sea svg { fill: var(--sea-foam); }

.browser-card-info { flex: 1; }
.browser-card-lbl { font-size: 0.75rem; color: var(--stone-gray); text-transform: uppercase; font-weight: 600; }
.browser-card-val { font-size: 1.125rem; font-weight: 700; color: var(--navy-deep); }

/* ========================================
   Stats Bar
   ======================================== */

.stats-sea { background: var(--gradient-ocean); padding: var(--space-lg) 0; }

.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); text-align: center; }

.stat-sea { color: white; }
.stat-sea-num { font-size: 2.5rem; font-weight: 800; margin-bottom: 4px; }
.stat-sea-lbl { font-size: 0.95rem; opacity: 0.9; }

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

.feat-ocean-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); }

.feat-ocean-card {
  background: white; border-radius: var(--radius-lg); padding: var(--space-lg);
  box-shadow: var(--shadow-sm); border: 1px solid var(--mist-gray);
  transition: all 0.4s ease; position: relative; overflow: hidden;
}

.feat-ocean-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--gradient-ocean); transform: scaleX(0); transition: transform 0.4s ease;
}

.feat-ocean-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.feat-ocean-card:hover::before { transform: scaleX(1); }

.feat-ocean-ico {
  width: 56px; height: 56px; border-radius: var(--radius-md); margin-bottom: var(--space-sm);
  display: flex; align-items: center; justify-content: center;
}

.feat-ocean-ico svg { width: 28px; height: 28px; }

.fo-ico-teal { background: rgba(13, 148, 136, 0.1); }
.fo-ico-teal svg { fill: var(--ocean-teal); }
.fo-ico-coral { background: rgba(249, 115, 22, 0.1); }
.fo-ico-coral svg { fill: var(--coral-sand); }
.fo-ico-navy { background: rgba(30, 58, 95, 0.1); }
.fo-ico-navy svg { fill: var(--navy-deep); }
.fo-ico-sea { background: rgba(16, 185, 129, 0.1); }
.fo-ico-sea svg { fill: var(--sea-foam); }
.fo-ico-ocean { background: linear-gradient(135deg, rgba(13, 148, 136, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%); }
.fo-ico-ocean svg { fill: var(--ocean-teal); }

.feat-ocean-title { font-size: 1.25rem; font-weight: 700; color: var(--navy-deep); margin-bottom: 8px; }
.feat-ocean-desc { font-size: 0.95rem; color: var(--stone-gray); line-height: 1.6; }

/* ========================================
   Platform Grid
   ======================================== */

.plat-ocean-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); }

.plat-ocean-card {
  background: white; border-radius: var(--radius-lg); padding: var(--space-lg);
  text-align: center; box-shadow: var(--shadow-sm); border: 1px solid var(--mist-gray);
  transition: all 0.3s ease;
}

.plat-ocean-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.plat-ocean-card.featured {
  background: var(--gradient-ocean); color: white; border-color: transparent;
  transform: scale(1.05);
}

.plat-ocean-card.featured .plat-ocean-name,
.plat-ocean-card.featured .plat-ocean-ver { color: white; }

.plat-ocean-ico { width: 64px; height: 64px; margin: 0 auto var(--space-sm); }
.plat-ocean-ico svg { width: 64px; height: 64px; }

.plat-ocean-name { font-size: 1.25rem; font-weight: 700; color: var(--navy-deep); margin-bottom: 4px; }
.plat-ocean-ver { font-size: 0.875rem; color: var(--stone-gray); margin-bottom: var(--space-sm); }

.plat-ocean-btn {
  width: 100%; padding: 12px; border-radius: var(--radius-full);
  border: none; font-weight: 600; cursor: pointer; transition: all 0.3s ease;
}

.plat-ocean-card:not(.featured) .plat-ocean-btn {
  background: rgba(13, 148, 136, 0.1); color: var(--ocean-teal);
}

.plat-ocean-card:not(.featured) .plat-ocean-btn:hover {
  background: var(--ocean-teal); color: white;
}

.plat-ocean-card.featured .plat-ocean-btn {
  background: white; color: var(--ocean-teal);
}

.plat-ocean-card.featured .plat-ocean-btn:hover {
  background: rgba(255,255,255,0.9);
}

/* ========================================
   Deep Feature Rows
   ======================================== */

.deep-ocean-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); align-items: center; margin-bottom: var(--space-2xl); }
.deep-ocean-row:last-child { margin-bottom: 0; }
.deep-ocean-row.flip { direction: rtl; }
.deep-ocean-row.flip > * { direction: ltr; }

.deep-ocean-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: var(--radius-full); font-size: 0.8rem; font-weight: 600;
  margin-bottom: var(--space-sm);
}

.deep-ocean-badge.teal { background: rgba(13, 148, 136, 0.1); color: var(--ocean-teal); }
.deep-ocean-badge.coral { background: rgba(249, 115, 22, 0.1); color: var(--coral-sand); }
.deep-ocean-badge.navy { background: rgba(30, 58, 95, 0.1); color: var(--navy-deep); }
.deep-ocean-badge.sea { background: rgba(16, 185, 129, 0.1); color: var(--sea-foam); }

.deep-ocean-title { font-size: 2rem; font-weight: 800; color: var(--navy-deep); margin-bottom: var(--space-sm); }
.deep-ocean-desc { font-size: 1.1rem; color: var(--stone-gray); margin-bottom: var(--space-md); }

.deep-ocean-list { list-style: none; }
.deep-ocean-list li {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 0; font-size: 1rem; color: var(--ink-gray);
}

.deep-ocean-list svg { width: 20px; height: 20px; fill: var(--sea-foam); flex-shrink: 0; }

.deep-ocean-visual {
  background: white; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); padding: var(--space-md);
  border: 1px solid var(--mist-gray);
}

.dv-panel-title {
  font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
  color: var(--stone-gray); margin-bottom: var(--space-sm);
  letter-spacing: 0.05em;
}

.dv-bar-row { display: flex; align-items: center; gap: var(--space-sm); margin-bottom: 10px; }
.dv-bar-label { width: 80px; font-size: 0.875rem; color: var(--stone-gray); }
.dv-bar-track { flex: 1; height: 8px; background: var(--mist-gray); border-radius: 4px; overflow: hidden; }
.dv-bar-fill { height: 100%; border-radius: 4px; transition: width 1s ease; }
.dv-bar-fill.teal { background: var(--ocean-teal); }
.dv-bar-fill.coral { background: var(--coral-sand); }
.dv-bar-fill.navy { background: var(--navy-deep); }
.dv-bar-fill.sea { background: var(--sea-foam); }

.dv-stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-sm); margin-top: var(--space-md); }
.dv-stat { text-align: center; padding: var(--space-sm); background: var(--foam-gray); border-radius: var(--radius-md); }
.dv-stat-num { font-size: 1.5rem; font-weight: 800; color: var(--ocean-teal); }
.dv-stat-lbl { font-size: 0.75rem; color: var(--stone-gray); text-transform: uppercase; }

/* ========================================
   Reviews
   ======================================== */

.rev-ocean-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); }

.rev-ocean-card {
  background: white; border-radius: var(--radius-lg); padding: var(--space-lg);
  box-shadow: var(--shadow-sm); border: 1px solid var(--mist-gray);
}

.rev-ocean-stars { display: flex; gap: 4px; margin-bottom: var(--space-sm); }
.rev-ocean-stars svg { width: 18px; height: 18px; fill: var(--coral-sand); }

.rev-ocean-text { font-size: 1rem; color: var(--ink-gray); line-height: 1.7; margin-bottom: var(--space-md); font-style: italic; }

.rev-ocean-author { display: flex; align-items: center; gap: 12px; }
.rev-ocean-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1rem; color: white;
}

.ro-av-teal { background: var(--gradient-ocean); }
.ro-av-coral { background: var(--gradient-sunset); }
.ro-av-navy { background: var(--gradient-deep); }
.ro-av-sea { background: linear-gradient(135deg, var(--sea-foam) 0%, var(--ocean-teal) 100%); }
.ro-av-wave { background: linear-gradient(135deg, #3b82f6 0%, var(--ocean-teal) 100%); }
.ro-av-sand { background: linear-gradient(135deg, var(--coral-light) 0%, var(--coral-sand) 100%); }

.rev-ocean-name { font-weight: 700; color: var(--navy-deep); }
.rev-ocean-role { font-size: 0.875rem; color: var(--stone-gray); }

/* ========================================
   Comparison Table
   ======================================== */

.cmp-ocean-wrap { background: white; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); overflow: hidden; }

.cmp-ocean-table { width: 100%; border-collapse: collapse; }

.cmp-ocean-table th,
.cmp-ocean-table td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--mist-gray); }

.cmp-ocean-table th {
  background: var(--foam-gray); font-weight: 700; color: var(--navy-deep); font-size: 0.95rem;
}

.cmp-ocean-table td { font-size: 0.95rem; color: var(--ink-gray); }

.cmp-ocean-table tr:hover { background: rgba(13, 148, 136, 0.03); }

.cmp-hl { background: rgba(13, 148, 136, 0.08) !important; }
.cmp-hl td:first-child { font-weight: 600; color: var(--ocean-teal); }

.cmp-yes { display: inline-flex; align-items: center; gap: 6px; color: var(--sea-foam); font-weight: 600; }
.cmp-no { display: inline-flex; align-items: center; gap: 6px; color: #ef4444; }
.cmp-part { display: inline-flex; align-items: center; gap: 6px; color: var(--coral-sand); }

.cmp-yes svg, .cmp-no svg, .cmp-part svg { width: 18px; height: 18px; }

/* ========================================
   FAQ
   ======================================== */

.faq-ocean-list { max-width: 800px; margin: 0 auto; }

.faq-ocean-item {
  background: white; border-radius: var(--radius-lg); margin-bottom: var(--space-sm);
  box-shadow: var(--shadow-sm); border: 1px solid var(--mist-gray); overflow: hidden;
}

.faq-ocean-q {
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--space-md); cursor: pointer; font-weight: 600;
  color: var(--navy-deep); transition: all 0.3s ease;
}

.faq-ocean-q:hover { background: rgba(13, 148, 136, 0.03); }

.faq-ocean-chevron {
  width: 24px; height: 24px; transition: transform 0.3s ease;
  fill: var(--ocean-teal);
}

.faq-ocean-item.open .faq-ocean-chevron { transform: rotate(180deg); }

.faq-ocean-a {
  max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
}

.faq-ocean-item.open .faq-ocean-a { max-height: 500px; }

.faq-ocean-a-inner { padding: 0 var(--space-md) var(--space-md); color: var(--stone-gray); line-height: 1.7; }

/* ========================================
   CTA Banner
   ======================================== */

.cta-ocean-banner {
  background: var(--gradient-ocean); border-radius: var(--radius-xl);
  padding: var(--space-2xl); text-align: center; color: white; position: relative; overflow: hidden;
}

.cta-ocean-banner::before {
  content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
  animation: shimmer 8s linear infinite;
}

.cta-ocean-inner { position: relative; z-index: 2; }

.cta-ocean-title { font-size: 2.5rem; font-weight: 800; margin-bottom: var(--space-sm); }
.cta-ocean-desc { font-size: 1.125rem; opacity: 0.9; margin-bottom: var(--space-lg); }

/* ========================================
   Download Page Specific
   ======================================== */

.dl-hero-sea { background: linear-gradient(180deg, var(--foam-gray) 0%, var(--wave-white) 100%); padding: var(--space-2xl) 0; text-align: center; }

.dl-hero-sea .sec-header { margin-bottom: var(--space-xl); }

.dl-main-card {
  background: white; border-radius: var(--radius-xl); padding: var(--space-xl);
  box-shadow: var(--shadow-xl); border: 1px solid var(--mist-gray); max-width: 600px; margin: 0 auto;
  position: relative; overflow: hidden;
}

.dl-main-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 6px;
  background: var(--gradient-ocean);
}

.dl-main-top { display: flex; align-items: center; gap: var(--space-md); margin-bottom: var(--space-lg); }

.dl-main-ico {
  width: 80px; height: 80px; border-radius: var(--radius-lg);
  background: var(--gradient-ocean); display: flex; align-items: center; justify-content: center;
}

.dl-main-ico svg { width: 44px; height: 44px; fill: white; }

.dl-main-info { flex: 1; text-align: left; }
.dl-main-name { font-size: 1.75rem; font-weight: 800; color: var(--navy-deep); }
.dl-main-meta { font-size: 0.95rem; color: var(--stone-gray); margin-top: 4px; }

.dl-specs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); margin-bottom: var(--space-lg); }

.dl-spec {
  background: var(--foam-gray); border-radius: var(--radius-md); padding: var(--space-sm);
  text-align: center;
}

.dl-spec-label { font-size: 0.75rem; color: var(--stone-gray); text-transform: uppercase; font-weight: 600; margin-bottom: 4px; }
.dl-spec-val { font-size: 1.125rem; font-weight: 700; color: var(--navy-deep); }

.dl-sec-badge { display: inline-flex; align-items: center; gap: 8px; margin-bottom: var(--space-md); color: var(--sea-foam); font-size: 0.9rem; font-weight: 600; }
.dl-sec-badge svg { width: 20px; height: 20px; fill: var(--sea-foam); }

.dl-main-actions { display: flex; gap: var(--space-sm); justify-content: center; }

/* Other Platforms */
.op-ocean-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); margin-top: var(--space-xl); }

.op-ocean-card {
  background: white; border-radius: var(--radius-lg); padding: var(--space-lg);
  box-shadow: var(--shadow-sm); border: 1px solid var(--mist-gray);
}

.op-ocean-ico { width: 56px; height: 56px; margin-bottom: var(--space-sm); }
.op-ocean-ico svg { width: 56px; height: 56px; }

.op-ocean-name { font-size: 1.25rem; font-weight: 700; color: var(--navy-deep); margin-bottom: 4px; }
.op-ocean-ver { font-size: 0.875rem; color: var(--stone-gray); margin-bottom: var(--space-sm); }

.op-ocean-steps { list-style: none; margin: var(--space-sm) 0; }
.op-ocean-steps li { display: flex; gap: 10px; font-size: 0.9rem; color: var(--stone-gray); padding: 4px 0; }
.op-step-num { width: 20px; height: 20px; border-radius: 50%; background: var(--foam-gray); color: var(--ocean-teal); font-size: 0.75rem; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }

.op-ocean-btn { width: 100%; margin-top: var(--space-sm); }

/* Guide Section */
.guide-ocean-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); }

.guide-ocean-col { background: white; border-radius: var(--radius-lg); padding: var(--space-lg); box-shadow: var(--shadow-sm); }

.guide-ocean-title { display: flex; align-items: center; gap: 10px; font-size: 1.25rem; font-weight: 700; color: var(--navy-deep); margin-bottom: var(--space-lg); }

.guide-dot { width: 12px; height: 12px; border-radius: 50%; }
.guide-dot.teal { background: var(--ocean-teal); }
.guide-dot.coral { background: var(--coral-sand); }

.guide-ocean-steps { list-style: none; }
.guide-ocean-steps li { display: flex; gap: var(--space-sm); padding: var(--space-sm) 0; border-bottom: 1px solid var(--mist-gray); }
.guide-ocean-steps li:last-child { border-bottom: none; }

.gs-num {
  width: 32px; height: 32px; border-radius: 50%; font-weight: 700; font-size: 0.875rem;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}

.gs-num.teal { background: var(--ocean-teal); color: white; }
.gs-num.coral { background: var(--coral-sand); color: white; }

.gs-body { flex: 1; }
.gs-title { font-weight: 600; color: var(--navy-deep); margin-bottom: 4px; }
.gs-desc { font-size: 0.9rem; color: var(--stone-gray); }

/* Requirements */
.req-ocean-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); }

.req-ocean-card {
  background: white; border-radius: var(--radius-lg); padding: var(--space-md);
  box-shadow: var(--shadow-sm); text-align: center;
}

.req-ocean-ico { width: 48px; height: 48px; margin: 0 auto var(--space-sm); display: flex; align-items: center; justify-content: center; }
.req-ocean-ico svg { width: 32px; height: 32px; fill: var(--ocean-teal); }

.req-ocean-title { font-size: 0.875rem; font-weight: 700; color: var(--navy-deep); margin-bottom: 4px; }
.req-ocean-val { font-size: 0.9rem; color: var(--stone-gray); }

/* Version Timeline */
.ver-ocean-list { max-width: 800px; margin: 0 auto; }

.ver-ocean-item { display: flex; gap: var(--space-md); padding: var(--space-md) 0; border-bottom: 1px solid var(--mist-gray); }
.ver-ocean-item:last-child { border-bottom: none; }

.ver-dot-line { display: flex; flex-direction: column; align-items: center; }
.ver-dot { width: 16px; height: 16px; border-radius: 50%; flex-shrink: 0; }
.ver-dot.teal { background: var(--ocean-teal); }
.ver-dot.coral { background: var(--coral-sand); }
.ver-dot.navy { background: var(--navy-deep); }
.ver-dot.sea { background: var(--sea-foam); }

.ver-line { width: 2px; flex: 1; background: var(--mist-gray); margin-top: 8px; }
.ver-ocean-item:last-child .ver-line { display: none; }

.ver-ocean-body { flex: 1; }
.ver-ocean-head { display: flex; align-items: center; gap: var(--space-sm); margin-bottom: 6px; flex-wrap: wrap; }
.ver-ocean-num { font-size: 1.125rem; font-weight: 800; color: var(--navy-deep); }
.ver-ocean-tag { padding: 4px 10px; border-radius: var(--radius-full); font-size: 0.75rem; font-weight: 600; }
.ver-tag-stable { background: rgba(16, 185, 129, 0.1); color: var(--sea-foam); }
.ver-tag-beta { background: rgba(249, 115, 22, 0.1); color: var(--coral-sand); }
.ver-tag-lts { background: rgba(13, 148, 136, 0.1); color: var(--ocean-teal); }

.ver-ocean-date { font-size: 0.875rem; color: var(--stone-gray); margin-bottom: 6px; }
.ver-ocean-desc { font-size: 0.95rem; color: var(--ink-gray); }

/* Security Banner */
.sec-ocean-banner {
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
  border: 1px solid rgba(13, 148, 136, 0.2); border-radius: var(--radius-lg);
  padding: var(--space-lg); display: flex; align-items: center; gap: var(--space-md);
}

.sec-ocean-ico { width: 56px; height: 56px; border-radius: 50%; background: rgba(13, 148, 136, 0.1); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.sec-ocean-ico svg { width: 28px; height: 28px; fill: var(--ocean-teal); }

.sec-ocean-title { font-size: 1.25rem; font-weight: 700; color: var(--navy-deep); margin-bottom: 4px; }
.sec-ocean-desc { font-size: 0.95rem; color: var(--stone-gray); }

/* ========================================
   Article Page (zh-cn.html)
   ======================================== */

.art-hero-sea { background: linear-gradient(180deg, var(--foam-gray) 0%, var(--wave-white) 100%); padding: var(--space-xl) 0; }

.art-hero-crumb { font-size: 0.875rem; color: var(--stone-gray); margin-bottom: var(--space-sm); }
.art-hero-crumb a { color: var(--ocean-teal); text-decoration: none; }
.art-hero-crumb a:hover { text-decoration: underline; }

.art-hero-title { font-size: 2.5rem; font-weight: 800; color: var(--navy-deep); margin-bottom: var(--space-sm); }
.art-hero-sub { font-size: 1.125rem; color: var(--stone-gray); }

.kw-ocean-strip { display: flex; flex-wrap: wrap; gap: 8px; margin-top: var(--space-md); }
.kw-ocean { padding: 6px 14px; border-radius: var(--radius-full); background: rgba(13, 148, 136, 0.1); color: var(--ocean-teal); font-size: 0.875rem; font-weight: 500; }

.art-ocean-layout { display: grid; grid-template-columns: 1fr 340px; gap: var(--space-xl); }

.art-ocean-body { font-size: 1.05rem; line-height: 1.8; color: var(--ink-gray); }
.art-ocean-body h2 { font-size: 1.75rem; font-weight: 700; color: var(--navy-deep); margin: var(--space-xl) 0 var(--space-md); }
.art-ocean-body h3 { font-size: 1.35rem; font-weight: 600; color: var(--ocean-deep); margin: var(--space-lg) 0 var(--space-sm); }
.art-ocean-body p { margin-bottom: var(--space-md); }
.art-ocean-body ul { margin-bottom: var(--space-md); padding-left: var(--space-md); }
.art-ocean-body li { margin-bottom: 8px; }
.art-ocean-body strong { color: var(--navy-deep); }

.inline-cta-ocean {
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.08) 0%, rgba(16, 185, 129, 0.08) 100%);
  border-left: 4px solid var(--ocean-teal); border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-md) var(--space-lg); margin: var(--space-lg) 0;
}

.inline-cta-ocean.coral { border-color: var(--coral-sand); background: linear-gradient(135deg, rgba(249, 115, 22, 0.08) 0%, rgba(253, 186, 116, 0.08) 100%); }
.inline-cta-ocean.navy { border-color: var(--navy-deep); background: linear-gradient(135deg, rgba(30, 58, 95, 0.08) 0%, rgba(15, 23, 42, 0.08) 100%); }

.inline-cta-title { font-size: 1.25rem; font-weight: 700; color: var(--navy-deep); margin-bottom: 8px; }
.inline-cta-desc { color: var(--stone-gray); margin-bottom: var(--space-sm); }

/* Sidebar */
.art-ocean-sidebar { position: sticky; top: 100px; height: fit-content; }

.sbox-ocean { background: white; border-radius: var(--radius-lg); padding: var(--space-md); margin-bottom: var(--space-md); box-shadow: var(--shadow-sm); border: 1px solid var(--mist-gray); }
.sbox-ocean-title { font-size: 1rem; font-weight: 700; color: var(--navy-deep); margin-bottom: var(--space-sm); padding-bottom: var(--space-sm); border-bottom: 1px solid var(--mist-gray); }

.sdl-ocean-btn { display: flex; align-items: center; gap: var(--space-sm); width: 100%; padding: 12px; border-radius: var(--radius-md); border: none; background: var(--foam-gray); margin-bottom: 8px; cursor: pointer; transition: all 0.3s ease; }
.sdl-ocean-btn:hover { background: var(--ocean-teal); color: white; }
.sdl-ocean-btn:hover .sdl-ocean-ver { color: rgba(255,255,255,0.8); }

.sdl-ocean-btn.primary { background: var(--gradient-ocean); color: white; }
.sdl-ocean-btn.primary .sdl-ocean-ver { color: rgba(255,255,255,0.85); }

.sdl-ocean-ico { width: 32px; height: 32px; flex-shrink: 0; }
.sdl-ocean-ico svg { width: 32px; height: 32px; }

.sdl-ocean-info { flex: 1; text-align: left; }
.sdl-ocean-name { font-weight: 600; font-size: 0.95rem; }
.sdl-ocean-ver { font-size: 0.8rem; color: var(--stone-gray); }

.stoc-ocean { list-style: none; }
.stoc-ocean li { padding: 8px 0; border-bottom: 1px solid var(--mist-gray); }
.stoc-ocean li:last-child { border-bottom: none; }
.stoc-ocean a { color: var(--stone-gray); text-decoration: none; font-size: 0.9rem; display: block; transition: all 0.2s ease; }
.stoc-ocean a:hover { color: var(--ocean-teal); padding-left: 4px; }

.sstat-ocean-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-sm); }
.sstat-ocean { text-align: center; padding: var(--space-sm); background: var(--foam-gray); border-radius: var(--radius-md); }
.sstat-ocean-num { font-size: 1.25rem; font-weight: 800; color: var(--ocean-teal); }
.sstat-ocean-lbl { font-size: 0.75rem; color: var(--stone-gray); }

.side-sec-ocean { display: flex; align-items: center; gap: 8px; font-size: 0.875rem; color: var(--sea-foam); }
.side-sec-ocean svg { width: 18px; height: 18px; fill: var(--sea-foam); }

/* Tips Grid */
.tips-ocean-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-md); margin: var(--space-lg) 0; }

.tip-ocean-card {
  background: white; border-radius: var(--radius-md); padding: var(--space-md);
  box-shadow: var(--shadow-sm); border: 1px solid var(--mist-gray);
}

.tip-ocean-num {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--gradient-ocean); color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.875rem; font-weight: 700; margin-bottom: var(--space-sm);
}

.tip-ocean-title { font-weight: 700; color: var(--navy-deep); margin-bottom: 6px; }
.tip-ocean-desc { font-size: 0.9rem; color: var(--stone-gray); }

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

.sea-footer { background: var(--gradient-deep); color: white; padding: var(--space-xl) 0; }

.sea-footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--space-md); }

.sea-footer-brand { display: flex; align-items: center; gap: 12px; }
.sea-footer-ico { width: 40px; height: 40px; border-radius: var(--radius-md); background: rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; }
.sea-footer-ico svg { width: 24px; height: 24px; fill: white; }

.sea-footer-name { font-weight: 700; font-size: 1.25rem; }

.sea-footer-sec { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; opacity: 0.9; }
.sea-footer-sec svg { width: 20px; height: 20px; fill: var(--sea-foam); }

.sea-footer-copy { font-size: 0.875rem; opacity: 0.7; margin-top: var(--space-sm); }

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

@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .feat-ocean-grid { grid-template-columns: repeat(2, 1fr); }
  .art-ocean-layout { grid-template-columns: 1fr; }
  .art-ocean-sidebar { position: static; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .hero-title { font-size: 2.25rem; }
  .sec-title { font-size: 2rem; }
  .feat-ocean-grid { grid-template-columns: 1fr; }
  .plat-ocean-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .deep-ocean-row { grid-template-columns: 1fr; }
  .deep-ocean-row.flip { direction: ltr; }
  .rev-ocean-grid { grid-template-columns: 1fr; }
  .op-ocean-grid { grid-template-columns: 1fr; }
  .guide-ocean-grid { grid-template-columns: 1fr; }
  .req-ocean-grid { grid-template-columns: repeat(2, 1fr); }
  .dl-specs-grid { grid-template-columns: 1fr; }
  .tips-ocean-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .plat-ocean-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; text-align: left; }
  .req-ocean-grid { grid-template-columns: 1fr; }
}