/* ============================================================
   SaveSync Landing Page Design System
   ============================================================ */

:root {
  --bg-base: #0a0b10;
  --bg-surface: rgba(16, 18, 28, 0.65);
  --bg-card: rgba(22, 25, 42, 0.45);
  --bg-input: rgba(0, 0, 0, 0.4);
  --border: rgba(255, 255, 255, 0.08);
  --border-active: rgba(124, 58, 237, 0.45);

  /* Curated Colors */
  --violet: #7c3aed;
  --violet-glow: rgba(124, 58, 237, 0.4);
  --cyan: #06b6d4;
  --cyan-glow: rgba(6, 182, 212, 0.35);
  --emerald: #10b981;
  --orange: #f97316;
  --red: #ef4444;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Text colors */
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;

  --ease: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
}

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

/* ============================================================
   AMBIENT BACKGROUND GLOWS
   ============================================================ */
.ambient-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(140px);
  opacity: 0.12;
}

.glow-1 {
  width: 600px;
  height: 600px;
  background: var(--violet);
  top: -10%;
  left: -5%;
  animation: floatGlow 25s ease-in-out infinite;
}

.glow-2 {
  width: 500px;
  height: 500px;
  background: var(--cyan);
  top: 40%;
  right: -5%;
  animation: floatGlow 20s ease-in-out infinite alternate;
}

@keyframes floatGlow {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, -60px) scale(1.1); }
  100% { transform: translate(0, 0) scale(1); }
}

/* ============================================================
   HEADER & NAVIGATION
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(10, 11, 16, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.5px;
}

.logo-text span {
  color: var(--violet);
  background: linear-gradient(90deg, var(--violet), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: var(--ease);
}

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

.github-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 20px;
}

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

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  padding: 160px 24px 100px;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  z-index: 10;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-title {
  font-family: var(--font-display);
  font-size: 54px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}

.hero-title span {
  background: linear-gradient(135deg, var(--violet) 30%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 18px;
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--violet), #6366f1);
  color: white;
  font-weight: 600;
  font-size: 15px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 4px 20px var(--violet-glow);
  transition: var(--ease-spring);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(124, 58, 237, 0.55);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  text-decoration: none;
  transition: var(--ease);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--emerald);
  border-radius: 30px;
  font-size: 12px;
  font-weight: 600;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background-color: var(--emerald);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--emerald);
}

/* Hero mockup styling */
.hero-mockup-container {
  display: flex;
  justify-content: center;
  perspective: 1000px;
}

.glass-mockup {
  width: 100%;
  max-width: 480px;
  height: 320px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: rotateY(-8deg) rotateX(4deg);
  transition: var(--ease);
}

.glass-mockup:hover {
  transform: rotateY(0deg) rotateX(0deg);
}

.mockup-header {
  height: 36px;
  background: rgba(0,0,0,0.25);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 16px;
  position: relative;
}

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

.mockup-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
}

.mockup-dots span:nth-child(1) { background: var(--red); }
.mockup-dots span:nth-child(2) { background: var(--orange); }
.mockup-dots span:nth-child(3) { background: var(--emerald); }

.mockup-title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.mockup-body {
  flex: 1;
  display: flex;
}

.mockup-sidebar {
  width: 120px;
  border-right: 1px solid var(--border);
  background: rgba(0,0,0,0.15);
  padding: 16px 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-item {
  font-size: 11px;
  padding: 6px 10px;
  border-radius: 6px;
  color: var(--text-secondary);
}

.sidebar-item.active {
  background: rgba(255,255,255,0.06);
  color: var(--text-primary);
}

.mockup-content {
  flex: 1;
  padding: 16px;
}

.mockup-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.mockup-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card-img-placeholder {
  height: 60px;
  background: rgba(255,255,255,0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-display);
  font-weight: 600;
}

.card-info {
  padding: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-info h4 {
  font-size: 10px;
}

.status-badge {
  font-size: 8px;
  padding: 2px 6px;
  border-radius: 10px;
}

.status-badge.synced { background: rgba(16,185,129,0.12); color: var(--emerald); }
.status-badge.out-of-sync { background: rgba(249,115,22,0.12); color: var(--orange); }

/* ============================================================
   FEATURES SECTION
   ============================================================ */
.features {
  padding: 100px 24px;
  background: rgba(255, 255, 255, 0.01);
  border-top: 1px solid var(--border);
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.section-title {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 12px;
}

.section-title span {
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 16px;
  margin-bottom: 60px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  text-align: left;
  transition: var(--ease);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-active);
  box-shadow: 0 10px 30px rgba(124, 58, 237, 0.08);
}

.feature-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 24px;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.5;
}

/* ============================================================
   SIMULATOR DEMO SECTION
   ============================================================ */
.demo-section {
  padding: 100px 24px;
  border-top: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.15);
}

.simulator-wrapper {
  max-width: 1000px;
  margin: 0 auto;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.simulator-devices {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
  gap: 20px;
}

.virtual-device {
  width: 280px;
  background: #0f1016;
  border: 4px solid #1a1c27;
  border-radius: 18px;
  padding: 16px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.4);
}

.device-screen {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.screen-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-display);
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

.file-list-box {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
}

.box-title {
  font-size: 10px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 8px;
}

.file-items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.file-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  transition: var(--ease);
}

.file-item.modified {
  color: var(--orange);
}

.file-item.modified span.file-size::after {
  content: ' (updated)';
  font-size: 9px;
  color: var(--orange);
  margin-left: 4px;
}

.file-size {
  color: var(--text-muted);
  font-size: 11px;
}

.btn-simulator-action {
  width: 100%;
  padding: 10px;
  background: rgba(124, 58, 237, 0.1);
  border: 1px solid rgba(124, 58, 237, 0.3);
  color: #a78bfa;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--ease);
}

.btn-simulator-action:hover {
  background: var(--violet);
  color: white;
  border-color: var(--violet);
}

.btn-simulator-action:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Network Path connecting Device A and B */
.network-path {
  flex: 1;
  height: 80px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.network-line {
  position: absolute;
  width: 100%;
  height: 2px;
  background: rgba(255,255,255,0.06);
  z-index: 1;
}

.ping-signal {
  position: absolute;
  left: 0;
  width: 12px;
  height: 12px;
  background-color: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--cyan);
  z-index: 2;
  display: none;
}

@keyframes pingRight {
  0% { left: 0%; opacity: 1; }
  100% { left: 100%; opacity: 1; }
}

.speed-bubble {
  position: absolute;
  top: -24px;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
  z-index: 3;
}

.speed-bubble.active {
  color: var(--cyan);
  border-color: rgba(6,182,212,0.3);
  box-shadow: 0 0 10px rgba(6,182,212,0.1);
}

/* Progress bar block */
.progress-bar-block {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.progress-bar-block.hidden {
  display: none;
}

.progress-bar-header {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-secondary);
}

.progress-bar-track {
  height: 6px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--emerald), var(--cyan));
  transition: width 0.1s linear;
}

/* Simulator Log Box console */
.console-box {
  background: #06070a;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-family: var(--font-mono);
  overflow: hidden;
}

.console-header {
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border);
  padding: 8px 16px;
  font-size: 11px;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.console-dot {
  width: 6px;
  height: 6px;
  background: var(--emerald);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--emerald);
}

.console-body {
  height: 120px;
  padding: 12px 16px;
  overflow-y: auto;
  font-size: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.log-line {
  color: #a7f3d0;
}

.log-line.info { color: #9ca3af; }
.log-line.warn { color: #fdba74; }
.log-line.success { color: #34d399; }

/* ============================================================
   INSTALLATION GUIDE SECTION
   ============================================================ */
.install-section {
  padding: 100px 24px;
  border-top: 1px solid var(--border);
}

.install-steps {
  max-width: 1100px;
  margin: 0 auto 60px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  text-align: left;
  position: relative;
}

.step-num {
  font-family: var(--font-display);
  font-size: 44px;
  font-weight: 800;
  color: rgba(255,255,255,0.03);
  position: absolute;
  top: 16px;
  right: 24px;
}

.step-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
}

.step-card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.5;
}

.bottom-download-box {
  max-width: 800px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.bottom-download-box h3 {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 8px;
}

.bottom-download-box p {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 28px;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 16px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #06070a;
  border-top: 1px solid var(--border);
  padding: 40px 24px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
}

.footer-brand span {
  color: var(--violet);
}

.footer-text {
  color: var(--text-muted);
  font-size: 13px;
}

.footer-text a {
  color: var(--text-secondary);
  text-decoration: none;
}

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

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  transition: var(--ease);
}

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

/* ============================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ============================================================ */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-content {
    align-items: center;
  }

  .hero-subtitle {
    max-width: 600px;
  }

  .hero-mockup-container {
    transform: none;
  }

  .glass-mockup {
    transform: none;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .install-steps {
    grid-template-columns: 1fr;
    max-width: 500px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 40px;
  }

  .nav-links {
    display: none; /* Hide desktop nav links on small mobile */
  }

  .features-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .simulator-devices {
    flex-direction: column;
    gap: 30px;
  }

  .network-path {
    height: 60px;
    width: 2px;
  }

  .network-line {
    width: 2px;
    height: 100%;
  }

  .virtual-device {
    width: 100%;
    max-width: 320px;
  }

  .bottom-download-box {
    padding: 30px 16px;
  }

  .bottom-download-box h3 {
    font-size: 20px;
  }

  .footer-container {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================================
   USER GUIDE / DOCUMENTATION STYLES
   ============================================================ */

.guide-layout {
  max-width: 1200px;
  margin: 110px auto 60px;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  position: relative;
  z-index: 10;
}

.guide-sidebar {
  position: sticky;
  top: 100px;
  height: calc(100vh - 140px);
  overflow-y: auto;
  padding-right: 16px;
}

.guide-sidebar::-webkit-scrollbar {
  width: 4px;
}

.guide-sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.guide-sidebar::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
}

.guide-sidebar-title {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.guide-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.guide-nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  display: block;
  padding: 6px 12px;
  border-left: 2px solid transparent;
  transition: var(--ease);
}

.guide-nav-link:hover {
  color: var(--text-primary);
  border-left-color: rgba(255, 255, 255, 0.2);
}

.guide-nav-link.active {
  color: var(--cyan);
  font-weight: 600;
  border-left-color: var(--cyan);
  background: linear-gradient(90deg, rgba(6, 182, 212, 0.05) 0%, transparent 100%);
}

.guide-content {
  max-width: 820px;
}

.guide-section {
  scroll-margin-top: 110px;
  margin-bottom: 56px;
}

.guide-section-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 24px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 12px;
}

.guide-section-title span {
  background: linear-gradient(135deg, var(--violet), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.guide-intro-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  margin-bottom: 40px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.guide-intro-card p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.guide-card-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.guide-step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  position: relative;
  transition: var(--ease);
}

.guide-step-card:hover {
  border-color: var(--border-active);
  box-shadow: 0 10px 30px rgba(124, 58, 237, 0.04);
}

.guide-step-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.guide-step-badge {
  background: rgba(124, 58, 237, 0.1);
  color: #a78bfa;
  border: 1px solid rgba(124, 58, 237, 0.2);
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
}

.guide-step-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
}

.guide-step-card p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.6;
}

.guide-step-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
  padding-left: 8px;
}

.guide-step-list li {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.6;
  position: relative;
  padding-left: 20px;
}

.guide-step-list li::before {
  content: "•";
  color: var(--cyan);
  font-weight: bold;
  position: absolute;
  left: 0;
  top: 0;
}

.guide-step-list-numbered {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.guide-step-list-numbered li {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.6;
  position: relative;
  padding-left: 28px;
}

.guide-step-list-numbered li::before {
  content: attr(data-step);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 600;
  position: absolute;
  left: 0;
  top: 2px;
}

.guide-alert {
  background: rgba(6, 182, 212, 0.05);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-left: 4px solid var(--cyan);
  border-radius: 12px;
  padding: 20px;
  margin: 24px 0;
  display: flex;
  gap: 16px;
}

.guide-alert.warning {
  background: rgba(249, 115, 22, 0.05);
  border-color: rgba(249, 115, 22, 0.2);
  border-left-color: var(--orange);
}

.guide-alert-icon {
  font-size: 20px;
  line-height: 1;
}

.guide-alert-content {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.guide-alert-content strong {
  color: var(--text-primary);
}

.guide-code-block {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  overflow-x: auto;
  margin: 16px 0;
}

.guide-code-block code {
  color: #a7f3d0;
  line-height: 1.5;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 6px;
  border-radius: 4px;
  color: #f472b6;
}

kbd {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: #1f2937;
  border: 1px solid #374151;
  border-bottom: 3px solid #374151;
  color: #f3f4f6;
  padding: 2px 6px;
  border-radius: 5px;
  display: inline-block;
  box-shadow: 0 1px 0 rgba(0,0,0,0.2);
}

.guide-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 24px;
  transition: var(--ease);
}

.guide-back-btn:hover {
  color: var(--text-primary);
  transform: translateX(-4px);
}

/* Active navigation link styling */
.nav-links a.active {
  color: var(--text-primary);
  position: relative;
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--violet), var(--cyan));
  border-radius: 2px;
}

/* Responsive adjustments for docs layout */
@media (max-width: 1024px) {
  .guide-layout {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-top: 100px;
  }

  .guide-sidebar {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding-bottom: 24px;
    padding-right: 0;
    max-height: none;
    overflow-y: visible;
  }

  .guide-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
  }

  .guide-nav-link {
    border-left: none;
    border-bottom: 2px solid transparent;
    padding: 6px 0;
  }

  .guide-nav-link:hover {
    border-bottom-color: rgba(255, 255, 255, 0.2);
  }

  .guide-nav-link.active {
    border-left-color: transparent;
    border-bottom-color: var(--cyan);
    background: none;
  }
}