/* Audiomeeter Wiki & Studio Web Portal Design System */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&family=Outfit:wght@400;600;700;800&display=swap');

:root {
  --bg-dark: #07090e;
  --bg-card: rgba(15, 21, 33, 0.75);
  --bg-card-hover: rgba(22, 30, 48, 0.85);
  --bg-input: #101624;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 242, 254, 0.3);
  
  --primary-cyan: #00f2fe;
  --primary-purple: #7928ca;
  --accent-pink: #ff007f;
  --led-green: #00ff88;
  --led-green-glow: rgba(0, 255, 136, 0.4);
  
  --text-main: #f0f4f8;
  --text-muted: #8c9ba5;
  --text-dim: #5a6875;
  
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-main);
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  background: 
    radial-gradient(circle at 10% 20%, rgba(121, 40, 202, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(0, 242, 254, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(7, 9, 14, 1) 0%, rgba(7, 9, 14, 0.95) 100%);
  background-attachment: fixed;
  line-height: 1.6;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: #1c2638;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary-cyan);
}

/* Header & Navbar */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(7, 9, 14, 0.8);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 2rem;
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary-purple), var(--primary-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}

.brand-text {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #ffffff, var(--primary-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 20px;
  background: rgba(0, 242, 254, 0.1);
  color: var(--primary-cyan);
  border: 1px solid rgba(0, 242, 254, 0.3);
  font-weight: 600;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--primary-cyan);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-cyan), #00a8ff);
  color: #040810;
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(0, 242, 254, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Layout Containers */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem;
}

/* Hero Section */
.hero {
  padding: 4rem 0 3rem 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content h1 {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.2rem;
  background: linear-gradient(135deg, #ffffff 30%, var(--primary-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: #b0c4de;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.tag-active {
  background: rgba(0, 255, 136, 0.1);
  border-color: rgba(0, 255, 136, 0.3);
  color: var(--led-green);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

/* Audio Visualizer & Simulator Widget */
.hero-widget {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  position: relative;
  overflow: hidden;
}

.widget-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--border-color);
}

.widget-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--primary-cyan);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.live-dot {
  width: 8px;
  height: 8px;
  background: var(--led-green);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--led-green);
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% { opacity: 0.4; }
  50% { opacity: 1; }
  100% { opacity: 0.4; }
}

canvas#visualizerCanvas {
  width: 100%;
  height: 120px;
  border-radius: var(--radius-sm);
  background: #090c14;
  margin-bottom: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Interactive Mini Mixer Channels */
.mixer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}

.mixer-channel {
  background: rgba(10, 14, 23, 0.8);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.8rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.channel-name {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
}

.fader-container {
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}

input[type="range"].fader {
  -webkit-appearance: none;
  appearance: none;
  width: 90px;
  height: 6px;
  background: #1a2233;
  border-radius: 3px;
  outline: none;
  transform: rotate(-90deg);
  cursor: pointer;
}

input[type="range"].fader::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 22px;
  background: linear-gradient(180deg, var(--primary-cyan), #0077ff);
  border-radius: 4px;
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.5);
  cursor: pointer;
}

.channel-val {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary-cyan);
}

.btn-matrix {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px;
  width: 100%;
}

.matrix-btn {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 3px;
  background: #141c2b;
  border: 1px solid var(--border-color);
  color: var(--text-dim);
  border-radius: 3px;
  cursor: pointer;
  transition: var(--transition);
}

.matrix-btn.active {
  background: rgba(0, 255, 136, 0.2);
  border-color: var(--led-green);
  color: var(--led-green);
  box-shadow: 0 0 8px var(--led-green-glow);
}

/* Documentation & Obsidian Section */
.section-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
}

.docs-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2rem;
}

.docs-sidebar {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.2rem;
  position: sticky;
  top: 90px;
  height: fit-content;
}

.sidebar-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.sidebar-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
  background: rgba(0, 242, 254, 0.1);
  color: var(--primary-cyan);
  border-left: 3px solid var(--primary-cyan);
}

/* Guide Content Cards */
.docs-content {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.guide-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}

.guide-card:hover {
  border-color: rgba(0, 242, 254, 0.3);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.guide-card h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.guide-card p {
  color: var(--text-muted);
  margin-bottom: 1.2rem;
  font-size: 1rem;
  line-height: 1.7;
}

.image-box {
  background: #090c14;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  margin: 1.2rem 0;
  overflow: hidden;
  position: relative;
  cursor: zoom-in;
  transition: var(--transition);
}

.image-box:hover {
  border-color: var(--primary-cyan);
}

.image-box img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  display: block;
}

/* Compact image box for small cropped screenshot snippets */
.image-box.compact {
  max-width: 340px;
  margin: 1.2rem auto;
}

.image-box.compact img {
  width: auto;
  max-width: 100%;
  max-height: 180px;
  margin: 0 auto;
}

.image-caption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  text-align: center;
  margin-top: 0.5rem;
}

/* Code & Terminal Blocks */
.code-block {
  background: #090d16;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--primary-cyan);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 1rem 0;
}

.code-copy-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: var(--transition);
}

.code-copy-btn:hover {
  background: var(--primary-cyan);
  color: #040810;
}

/* Feature Grid Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.feature-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  background: var(--bg-card-hover);
  border-color: rgba(121, 40, 202, 0.4);
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.feature-card h4 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: #ffffff;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Lightbox Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  max-width: 90vw;
  max-height: 90vh;
  position: relative;
}

.modal-content img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: 0 0 50px rgba(0, 242, 254, 0.3);
  border: 1px solid var(--primary-cyan);
}

.modal-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
}

/* Footer */
footer {
  border-top: 1px solid var(--border-color);
  background: rgba(7, 9, 14, 0.9);
  padding: 3rem 0;
  margin-top: 5rem;
  text-align: center;
}

.footer-content {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.footer-text {
  color: var(--text-dim);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--primary-cyan);
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .docs-layout {
    grid-template-columns: 1fr;
  }
  .features-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
  .hero-content h1 {
    font-size: 2.2rem;
  }
  .mixer-grid {
    grid-template-columns: 1fr 1fr;
  }
}