:root {
  --bg-primary: #080c14;
  --bg-secondary: #0f172a;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --bg-glass: rgba(15, 23, 42, 0.65);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(127, 82, 255, 0.35);
  
  --color-primary: #7f52ff;
  --color-primary-light: #9d72ff;
  --color-primary-glow: rgba(127, 82, 255, 0.25);
  --color-secondary: #00add8;
  --color-secondary-glow: rgba(0, 173, 216, 0.25);
  --color-accent: #3ddc84;
  --color-accent-glow: rgba(61, 220, 132, 0.25);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --font-sans: 'Inter', -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;
  
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px -5px var(--color-primary-glow);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Background ambient glows */
.ambient-glow {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(140px);
  opacity: 0.18;
}
.ambient-glow-1 {
  top: -100px;
  right: -100px;
  background: var(--color-primary);
}
.ambient-glow-2 {
  top: 45%;
  left: -200px;
  background: var(--color-secondary);
}
.ambient-glow-3 {
  bottom: 5%;
  right: -150px;
  background: var(--color-accent);
}

/* Grid overlay */
.grid-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Navigation Bar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 12, 20, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 700;
  font-size: 1.25rem;
}

.brand-logo-img {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  filter: drop-shadow(0 0 8px rgba(127, 82, 255, 0.4));
  transition: var(--transition);
}

.nav-brand:hover .brand-logo-img {
  transform: scale(1.08) rotate(3deg);
}

.brand-icon {
  font-size: 1.5rem;
  background: linear-gradient(135deg, #ffd700, #ff8800);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  filter: drop-shadow(0 0 10px rgba(255, 187, 0, 0.4));
}

.brand-badge {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  background: rgba(127, 82, 255, 0.15);
  color: var(--color-primary-light);
  border: 1px solid rgba(127, 82, 255, 0.3);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

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

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), #632ee0);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(127, 82, 255, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  box-shadow: 0 6px 20px rgba(127, 82, 255, 0.5);
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary-light);
  border: 1px solid var(--border-accent);
}

.btn-outline:hover {
  background: var(--color-primary-glow);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

/* Hero Section */
.hero {
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(127, 82, 255, 0.1);
  border: 1px solid rgba(127, 82, 255, 0.25);
  border-radius: var(--radius-full);
  color: var(--color-primary-light);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
}

.hero-pill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 8px var(--color-accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-title-gradient {
  background: linear-gradient(135deg, #ffffff 30%, var(--color-primary-light) 70%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-muted);
  max-width: 780px;
  margin: 0 auto 36px;
  font-weight: 400;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 36px;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  transition: var(--transition);
}

.badge-tag:hover {
  border-color: var(--border-accent);
  color: var(--text-main);
  transform: translateY(-1px);
}

.badge-tag.kotlin { border-left: 3px solid #7f52ff; }
.badge-tag.android { border-left: 3px solid #3ddc84; }
.badge-tag.grpc { border-left: 3px solid #244f7d; }
.badge-tag.go { border-left: 3px solid #00add8; }
.badge-tag.termux { border-left: 3px solid #ffffff; }

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 50px;
}

/* Hero Showcase Images Preview */
.hero-visual {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  padding: 10px;
  background: linear-gradient(135deg, rgba(127, 82, 255, 0.2), rgba(0, 173, 216, 0.1), rgba(61, 220, 132, 0.15));
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7), 0 0 40px var(--color-primary-glow);
}

.hero-visual-inner {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #000000;
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
}

.hero-visual img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.hero-visual:hover img {
  transform: scale(1.02);
}

.hero-visual-caption {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(8, 12, 20, 0.85);
  backdrop-filter: blur(12px);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

/* Sections General */
section {
  padding: 80px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

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

/* Architecture Section */
.arch-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.arch-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
}

.arch-node {
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}

.arch-node:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.arch-node-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.arch-node-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.arch-node-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.arch-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--color-primary-light);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-align: center;
}

.arch-connector-line {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  position: relative;
}

.arch-connector-line::after {
  content: '▶';
  position: absolute;
  right: -6px;
  top: -7px;
  font-size: 9px;
  color: var(--color-secondary);
}

.arch-points {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.arch-point-item {
  display: flex;
  gap: 16px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.arch-point-icon {
  font-size: 1.3rem;
  color: var(--color-primary-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.arch-point-text h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.arch-point-text p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* App Flavors / Variants Section */
.flavor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
  max-width: 1000px;
  margin: 0 auto;
}

.flavor-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.flavor-card.recommended {
  border-color: var(--color-accent);
  background: linear-gradient(180deg, rgba(61, 220, 132, 0.08) 0%, rgba(17, 24, 39, 0.8) 100%);
  box-shadow: 0 10px 30px -10px var(--color-accent-glow);
}

.flavor-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--color-accent);
  color: #000000;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.flavor-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.flavor-pkg {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-secondary);
  margin-bottom: 18px;
}

.flavor-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  flex-grow: 1;
}

.flavor-features {
  list-style: none;
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.flavor-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
}

.flavor-features li span {
  color: var(--color-accent);
  font-weight: bold;
}

/* Showcase & Gallery Section */
.gallery-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 36px;
}

.gallery-tab-btn {
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.gallery-tab-btn:hover, .gallery-tab-btn.active {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
  box-shadow: 0 4px 15px var(--color-primary-glow);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.gallery-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.gallery-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
}

.gallery-card-img-wrap {
  width: 100%;
  height: 380px;
  background: #000000;
  overflow: hidden;
  position: relative;
}

.gallery-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.4s ease;
}

.gallery-card:hover .gallery-card-img-wrap img {
  transform: scale(1.04);
}

.gallery-card-zoom-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.25s ease;
  font-size: 1.5rem;
  color: #ffffff;
}

.gallery-card:hover .gallery-card-zoom-overlay {
  opacity: 1;
}

.gallery-card-info {
  padding: 18px 20px;
}

.gallery-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.gallery-card-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Features Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}

.feature-box {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 30px;
  transition: var(--transition);
  position: relative;
}

.feature-box:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card);
}

.feature-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: rgba(127, 82, 255, 0.12);
  border: 1px solid rgba(127, 82, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
  color: var(--color-primary-light);
}

.feature-box:nth-child(2) .feature-icon-wrap {
  background: rgba(61, 220, 132, 0.12);
  border-color: rgba(61, 220, 132, 0.25);
  color: var(--color-accent);
}

.feature-box:nth-child(3) .feature-icon-wrap {
  background: rgba(0, 173, 216, 0.12);
  border-color: rgba(0, 173, 216, 0.25);
  color: var(--color-secondary);
}

.feature-box:nth-child(4) .feature-icon-wrap {
  background: rgba(255, 170, 0, 0.12);
  border-color: rgba(255, 170, 0, 0.25);
}

.feature-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-list li {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
  position: relative;
  padding-left: 18px;
}

.feature-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-primary-light);
  font-weight: bold;
}

/* Build & Quickstart Section */
.build-container {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 32px;
}

.prereq-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 30px;
}

.prereq-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.prereq-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.prereq-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
}

.prereq-badge {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  background: rgba(255, 255, 255, 0.06);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--border-subtle);
  color: var(--color-secondary);
}

.code-terminal {
  background: #05080f;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

.terminal-header {
  background: #0d131f;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
}

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

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

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

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

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

.terminal-body {
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  overflow-x: auto;
  line-height: 1.7;
}

.terminal-comment { color: #64748b; }
.terminal-cmd { color: #f8fafc; font-weight: 600; }
.terminal-prompt { color: var(--color-accent); user-select: none; }

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.lightbox-modal.active {
  display: flex;
  opacity: 1;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
  border: 1px solid var(--border-subtle);
}

.lightbox-caption {
  margin-top: 14px;
  color: var(--text-main);
  font-size: 1rem;
  font-weight: 500;
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}

/* Footer */
footer {
  border-top: 1px solid var(--border-subtle);
  background: #05080f;
  padding: 50px 0 30px;
  margin-top: 60px;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 30px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.2rem;
}

.footer-links {
  display: flex;
  gap: 24px;
}

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

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

.footer-bottom {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-dim);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 24px;
}

/* Responsive design */
@media (max-width: 900px) {
  .hero-visual-inner {
    grid-template-columns: 1fr;
  }
  .hero-visual img {
    height: 380px;
  }
  .arch-flow {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .arch-connector {
    transform: rotate(90deg);
    margin: 8px 0;
  }
  .build-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(8, 12, 20, 0.96);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border-subtle);
    gap: 18px;
  }
  .nav-links.active {
    display: flex;
  }
  .mobile-menu-btn {
    display: block;
  }
  .nav-actions .btn-primary span {
    display: none;
  }
}