/* ==========================================================================
   trawangan — Signature Theme Stylesheet (Dark Minimalist & Hot Pink Glow)
   ========================================================================== */

:root {
  --bg-canvas: #0F0F0F;
  --bg-surface: #141416;
  --bg-glass: rgba(20, 20, 24, 0.75);
  --bg-glass-elevated: rgba(28, 28, 33, 0.85);

  --text-main: #F7F7F7;
  --text-muted: #9E9EA7;
  --text-dim: #60606B;

  --accent-pink: #FF69B4;
  --accent-pink-hover: #ff80bf;
  --accent-pink-glow: rgba(255, 105, 180, 0.35);
  --accent-pink-deep: #CC5A7F;
  --accent-pink-soft: rgba(255, 105, 180, 0.12);

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glass: rgba(255, 255, 255, 0.12);
  --border-pink: rgba(255, 105, 180, 0.4);

  --font-brand: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 10px 40px var(--accent-pink-glow);
  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-brand);
  background-color: var(--bg-canvas);
  color: var(--text-main);
  line-height: 1.6;
}

body {
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  background-color: var(--bg-canvas);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(255, 105, 180, 0.08) 0%, transparent 60%),
    linear-gradient(to bottom, rgba(15, 15, 15, 0.6) 0%, #0F0F0F 100%);
  background-attachment: fixed;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}

/* Ambient Backdrops */
.ambient-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(120px);
}

.ambient-glow.top-left {
  top: -100px;
  left: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 105, 180, 0.18) 0%, transparent 70%);
}

.ambient-glow.bottom-right {
  bottom: 10%;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 105, 180, 0.12) 0%, transparent 70%);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Glassmorphism Surface Utility */
.glassmorphism {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glass);
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(15, 15, 15, 0.8);
  border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  display: block;
}

.brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text-main);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
}

.nav-link:hover {
  color: var(--accent-pink);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn-github {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  transition: all 0.2s ease;
}

.btn-github:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-glass);
  transform: translateY(-1px);
}

.btn-primary {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 700;
  color: #0F0F0F;
  background: var(--accent-pink);
  box-shadow: 0 4px 15px var(--accent-pink-glow);
  transition: all 0.2s ease;
}

.btn-primary:hover {
  background: var(--accent-pink-hover);
  box-shadow: 0 6px 20px rgba(255, 105, 180, 0.5);
  transform: translateY(-1px);
}

/* Hero Section */
.hero-section {
  padding: 80px 24px 60px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: var(--accent-pink-soft);
  border: 1px solid var(--border-pink);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-pink);
  margin-bottom: 24px;
}

.javanese-accent {
  font-weight: 700;
  letter-spacing: 0.05em;
}

.badge-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--accent-pink);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}

.highlight-gradient {
  background: linear-gradient(135deg, #FFFFFF 20%, #FF69B4 70%, #CC5A7F 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 780px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero-subtitle strong {
  color: var(--text-main);
}

.hero-cta-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-bottom: 60px;
}

.btn-cta-main {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 36px;
  background: linear-gradient(135deg, #FF69B4 0%, #e0529d 100%);
  color: #0F0F0F;
  border-radius: var(--radius-full);
  font-weight: 800;
  box-shadow: 0 10px 30px var(--accent-pink-glow);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-cta-main:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 14px 40px rgba(255, 105, 180, 0.55);
}

.cta-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.cta-label {
  font-size: 1.05rem;
  line-height: 1.2;
}

.cta-sub {
  font-size: 0.75rem;
  font-weight: 600;
  opacity: 0.85;
}

.platform-selector {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-dim);
}

.platform-link {
  color: var(--text-muted);
  font-weight: 600;
}

.platform-link:hover {
  color: var(--accent-pink);
  text-decoration: underline;
}

.separator {
  color: var(--border-subtle);
}

/* Hero Visual Showcase */
.hero-visual-frame {
  max-width: 1100px;
  margin: 0 auto 60px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(255, 105, 180, 0.15);
  transition: transform 0.4s ease;
}

.hero-visual-frame:hover {
  transform: translateY(-4px);
  border-color: var(--border-pink);
}

.window-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: rgba(22, 22, 26, 0.95);
  border-bottom: 1px solid var(--border-subtle);
}

.window-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot.red { background: #FF5F56; }
.dot.yellow { background: #FFBD2E; }
.dot.green { background: #27C93F; }

.window-title {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.window-badge {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent-pink);
  background: var(--accent-pink-soft);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-pink);
}

.visual-canvas {
  background: #000;
  position: relative;
}

.hero-image {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* Stats Ribbon */
.stats-ribbon {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  max-width: 1100px;
  margin: 0 auto;
}

.stat-card {
  padding: 24px;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  text-align: left;
  transition: all 0.25s ease;
}

.stat-card:hover {
  border-color: var(--border-pink);
  transform: translateY(-2px);
  background: var(--bg-glass-elevated);
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--accent-pink);
  line-height: 1.1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
}

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

/* Section Shared Layout */
.section {
  padding: 90px 0;
  position: relative;
}

.section-heading {
  margin-bottom: 50px;
}

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

.badge-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-pink);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto;
}

.highlight-pink {
  color: var(--accent-pink);
}

/* Philosophy Section */
.philosophy-box {
  padding: 60px 48px;
  background: linear-gradient(135deg, rgba(25, 25, 30, 0.85) 0%, rgba(15, 15, 18, 0.95) 100%);
  border: 1px solid var(--border-pink);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6), inset 0 0 60px rgba(255, 105, 180, 0.05);
}

.javanese-title-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.06);
  padding: 6px 18px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
  border: 1px solid var(--border-subtle);
}

.javanese-script {
  font-size: 1.3rem;
  color: var(--accent-pink);
  font-weight: 700;
}

.pill-divider {
  color: var(--text-dim);
}

.latin-script {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.philosophy-body {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.8;
}

.philosophy-body strong {
  color: var(--text-main);
}

.philosophy-quote {
  margin-top: 32px;
  padding: 20px 24px;
  border-left: 3px solid var(--accent-pink);
  background: rgba(255, 105, 180, 0.05);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  font-size: 1.05rem;
  color: var(--text-main);
}

/* Comparison Table */
.table-responsive {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: var(--bg-glass);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.comparison-table th,
.comparison-table td {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.comparison-table th {
  background: rgba(24, 24, 28, 0.9);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-muted);
}

.col-trawangan {
  background: rgba(255, 105, 180, 0.08) !important;
  border-left: 1px solid var(--border-pink);
  border-right: 1px solid var(--border-pink);
}

.trawangan-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent-pink);
}

.feature-name strong {
  display: block;
  font-size: 1rem;
  color: var(--text-main);
  margin-bottom: 2px;
}

.feature-name span {
  font-size: 0.82rem;
  color: var(--text-dim);
}

.status-trawangan {
  background: rgba(255, 105, 180, 0.04);
  border-left: 1px solid var(--border-pink);
  border-right: 1px solid var(--border-pink);
}

.pill-success {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(255, 105, 180, 0.15);
  color: var(--accent-pink);
  border: 1px solid var(--accent-pink);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
}

.pill-limited {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
}

.highlight-row td {
  background: rgba(255, 105, 180, 0.06);
}

.price-free strong {
  display: block;
  font-size: 1.25rem;
  color: var(--accent-pink);
  font-family: var(--font-mono);
}

.price-free small,
.price-cost small {
  display: block;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 2px;
}

.price-cost span {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* Gallery Showcase */
.gallery-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.gallery-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--bg-surface);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-family: var(--font-brand);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.gallery-tab-btn:hover {
  color: var(--text-main);
  border-color: var(--border-glass);
}

.gallery-tab-btn.active {
  background: var(--accent-pink);
  color: #0F0F0F;
  border-color: var(--accent-pink);
  font-weight: 700;
  box-shadow: 0 4px 20px var(--accent-pink-glow);
}

.gallery-viewport {
  max-width: 1100px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-glow);
}

.gallery-panel {
  display: none;
}

.gallery-panel.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.99); }
  to { opacity: 1; transform: scale(1); }
}

.gallery-img {
  width: 100%;
  height: auto;
  display: block;
  background: #000;
}

.panel-caption {
  padding: 20px 24px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  font-size: 0.95rem;
  color: var(--text-muted);
}

.panel-caption strong {
  color: var(--accent-pink);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.feature-card {
  padding: 32px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-pink);
  background: var(--bg-glass-elevated);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--accent-pink-soft);
  color: var(--accent-pink);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border: 1px solid var(--border-pink);
}

.feature-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}

.feature-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Download Section */
.download-box {
  padding: 60px 36px;
  max-width: 960px;
  margin: 0 auto;
  border: 1px solid var(--border-pink);
  box-shadow: var(--shadow-glow);
}

.download-badge {
  display: inline-block;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent-pink);
  background: var(--accent-pink-soft);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  border: 1px solid var(--border-pink);
}

.os-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin: 40px 0;
}

.os-card {
  padding: 28px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all 0.25s ease;
}

.os-card:hover {
  border-color: var(--border-glass);
  transform: translateY(-2px);
}

.os-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.os-name {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.os-req {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.os-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.btn-download-os {
  padding: 10px 16px;
  background: var(--accent-pink);
  color: #0F0F0F;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.88rem;
}

.btn-download-os:hover {
  background: var(--accent-pink-hover);
}

.btn-sub-download {
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid var(--border-subtle);
}

.btn-sub-download:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.1);
}

.download-footer p {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.code-pill {
  display: inline-block;
  padding: 10px 20px;
  background: #08080A;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent-pink);
  max-width: 100%;
  overflow-x: auto;
}

/* Site Footer */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 70px 0 30px;
  background: #0B0B0C;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  margin-bottom: 50px;
}

.brand-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.javanese-sub {
  font-size: 1rem;
  color: var(--accent-pink);
}

.footer-desc {
  font-size: 0.95rem;
  color: var(--text-dim);
  max-width: 480px;
  line-height: 1.7;
}

.footer-links {
  display: flex;
  gap: 40px;
}

.links-col h4 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-main);
  margin-bottom: 16px;
}

.links-col a {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.links-col a:hover {
  color: var(--accent-pink);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.85rem;
  color: var(--text-dim);
}

.disclaimer {
  font-style: italic;
}

/* Responsive Breakpoints */
@media (max-width: 900px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .hero-title {
    font-size: 2.2rem;
  }

  .philosophy-box {
    padding: 36px 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }

  .comparison-table th, 
  .comparison-table td {
    padding: 14px 16px;
  }
}