/* AnimVault - Main Styles */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;600;700;800&family=Space+Grotesk:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

/* ===== CUSTOM CURSOR ===== */
.cursor-dot {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 99999;
  transition: transform 0.1s;
  box-shadow: 0 0 10px var(--glow), 0 0 20px var(--glow);
}
.cursor-ring {
  width: 36px; height: 36px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 99998;
  transition: all 0.08s ease;
  opacity: 0.6;
}
.cursor-trail {
  width: 6px; height: 6px;
  background: var(--accent2);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 99997;
  opacity: 0;
  transition: opacity 0.3s;
}

/* ===== SPLASH SCREEN ===== */
#splash-screen {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  background: #020208;
  overflow: hidden;
}

#splash-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.splash-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.splash-logo {
  font-family: 'Sora', sans-serif;
  font-size: clamp(3rem, 10vw, 8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #6366f1, #8b5cf6, #06b6d4, #6366f1);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 2s ease infinite, logoReveal 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  transform: scale(0) rotateX(90deg);
  opacity: 0;
  filter: drop-shadow(0 0 30px rgba(99,102,241,0.8));
}

@keyframes gradientShift {
  0%,100%{background-position:0% 50%} 50%{background-position:100% 50%}
}
@keyframes logoReveal {
  to { transform: scale(1) rotateX(0deg); opacity: 1; }
}

.splash-tagline {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(0.8rem, 2vw, 1.2rem);
  color: rgba(200,200,255,0.7);
  letter-spacing: 0.4em;
  text-transform: uppercase;
  margin-top: 1rem;
  animation: taglineReveal 0.6s ease forwards 0.6s;
  opacity: 0;
  transform: translateY(20px);
}
@keyframes taglineReveal {
  to { opacity: 1; transform: translateY(0); }
}

.splash-bars {
  display: flex;
  gap: 6px;
  margin-top: 3rem;
  justify-content: center;
  animation: barsReveal 0.4s ease forwards 1s;
  opacity: 0;
}
@keyframes barsReveal { to { opacity: 1; } }

.splash-bar {
  width: 4px;
  height: 40px;
  background: var(--accent, #6366f1);
  border-radius: 2px;
  animation: barPulse 0.8s ease-in-out infinite;
}
.splash-bar:nth-child(1){animation-delay:0s;height:20px}
.splash-bar:nth-child(2){animation-delay:0.1s;height:35px}
.splash-bar:nth-child(3){animation-delay:0.2s;height:50px}
.splash-bar:nth-child(4){animation-delay:0.3s;height:35px}
.splash-bar:nth-child(5){animation-delay:0.4s;height:20px}

@keyframes barPulse {
  0%,100%{transform:scaleY(1);opacity:0.4}
  50%{transform:scaleY(1.5);opacity:1}
}

/* Splash exit handled via JS opacity transition - no CSS animation needed */
.splash-exit { pointer-events: none; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  background: rgba(5,5,16,0.7);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition-theme);
}

.nav-logo {
  font-family: 'Sora', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  filter: drop-shadow(0 0 8px var(--glow));
}

.nav-links {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  transition: all 0.2s;
  position: relative;
}
.nav-links a:hover {
  color: var(--text-primary);
  background: var(--bg-card);
}
.nav-links a.active {
  color: var(--accent);
}

.nav-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

/* Theme Switcher */
.theme-switcher {
  position: relative;
}

.theme-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s;
}
.theme-btn:hover { border-color: var(--accent); box-shadow: var(--shadow); }

.theme-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.5rem;
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 160px;
  z-index: 1001;
  animation: dropdownIn 0.2s ease;
}
.theme-dropdown.open { display: flex; }

@keyframes dropdownIn {
  from { opacity: 0; transform: translateY(-8px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.theme-option {
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.825rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.15s;
}
.theme-option:hover { background: var(--bg-card); color: var(--text-primary); }
.theme-option.active { color: var(--accent); background: rgba(99,102,241,0.1); }

.theme-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  font-family: 'Space Grotesk', sans-serif;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient);
  color: white;
  box-shadow: 0 4px 20px var(--glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--glow);
}
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 20px var(--glow);
}

.btn-sm { padding: 0.4rem 0.8rem; font-size: 0.8rem; }

/* Ripple effect */
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
  transform: scale(0);
  transition: transform 0.4s;
}
.btn:active::after { transform: scale(2.5); opacity: 0; }

/* ===== PAGE LAYOUT ===== */
.page {
  display: none;
  min-height: 100vh;
  padding-top: 64px;
}
.page.active { display: block; }

/* ===== HOME PAGE ===== */
.home-hero {
  padding: 4rem 2rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.home-hero h1 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.home-hero p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

/* Search Bar */
.search-container {
  max-width: 600px;
  margin: 0 auto 2rem;
  position: relative;
}

.search-input {
  width: 100%;
  padding: 1rem 3rem 1rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: 'Space Grotesk', sans-serif;
  transition: all 0.3s;
  outline: none;
}
.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--glow), 0 0 30px var(--glow);
  background: var(--bg-secondary);
}
.search-input::placeholder { color: var(--text-muted); }

.search-icon {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1rem;
}

/* Category Filter */
.category-filter {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  padding: 0 2rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.cat-btn {
  padding: 0.4rem 1rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: 'Space Grotesk', sans-serif;
}
.cat-btn:hover, .cat-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(99,102,241,0.1);
  box-shadow: 0 0 15px var(--glow);
}

/* Animation Grid */
.anim-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  padding: 1rem 2rem 3rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* Animation Card */
.anim-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  animation: cardFadeIn 0.4s ease forwards;
  opacity: 0;
}

@keyframes cardFadeIn {
  to { opacity: 1; transform: translateY(0); }
  from { opacity: 0; transform: translateY(20px); }
}

.anim-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 30px var(--glow);
}

.anim-preview {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  overflow: hidden;
  position: relative;
}

.anim-card-info {
  padding: 1rem;
}

.anim-card-title {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
  color: var(--text-primary);
}

.anim-card-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.anim-category-badge {
  padding: 0.15rem 0.5rem;
  background: rgba(99,102,241,0.15);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 4px;
  font-size: 0.7rem;
  color: var(--accent);
}

/* Expanded Panel */
.expanded-panel {
  display: none;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  margin: 0 2rem 1.5rem;
  overflow: hidden;
  animation: panelExpand 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes panelExpand {
  from { opacity: 0; transform: scaleY(0.8); transform-origin: top; }
  to { opacity: 1; transform: scaleY(1); }
}

.expanded-panel.open { display: block; }

.panel-header {
  display: flex;
  gap: 0.5rem;
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.panel-tab {
  padding: 0.4rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.8rem;
  font-family: 'JetBrains Mono', monospace;
  transition: all 0.2s;
}
.panel-tab.active, .panel-tab:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.panel-actions {
  margin-left: auto;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.code-area {
  display: none;
  padding: 1rem;
}
.code-area.active { display: block; }

.code-editor {
  width: 100%;
  min-height: 200px;
  background: #0d0d1a;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: #a8ff78;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  padding: 1rem;
  resize: vertical;
  outline: none;
  line-height: 1.6;
}
.code-editor:focus { border-color: var(--accent); }

/* Live Preview Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(10px);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  animation: modalFadeIn 0.2s ease;
}
.modal-overlay.open { display: flex; }

@keyframes modalFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 20px;
  width: min(90vw, 900px);
  max-height: 85vh;
  overflow: hidden;
  animation: modalSlideIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modalSlideIn {
  from { transform: scale(0.8) translateY(30px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.modal-title {
  font-weight: 700;
  font-size: 1rem;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
}
.modal-close:hover { color: var(--text-primary); }

.preview-iframe {
  width: 100%;
  height: 500px;
  border: none;
  background: white;
}

/* ===== AUTH PAGES ===== */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.auth-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.auth-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 440px;
  background: var(--bg-glass);
  backdrop-filter: blur(30px);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 2.5rem;
  animation: authCardIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes authCardIn {
  from { opacity: 0; transform: translateY(40px) scale(0.9); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.auth-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-logo-text {
  font-family: 'Sora', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 10px var(--glow));
}

.auth-title {
  font-size: 1.25rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
}

.auth-subtitle {
  color: var(--text-secondary);
  text-align: center;
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

/* Form Fields */
.form-group {
  margin-bottom: 1.25rem;
  position: relative;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-input {
  width: 100%;
  padding: 0.85rem 1rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: 'Space Grotesk', sans-serif;
  outline: none;
  transition: all 0.3s;
}

.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--glow), 0 0 20px var(--glow);
  background: rgba(99,102,241,0.05);
}

.form-input::placeholder { color: var(--text-muted); }

/* Input focus animation - underline slide */
.form-input-wrapper {
  position: relative;
}
.form-input-wrapper::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient);
  transition: all 0.3s;
  transform: translateX(-50%);
  border-radius: 2px;
}
.form-input:focus ~ .input-line,
.form-input-wrapper:focus-within::after {
  width: 100%;
}

.auth-btn {
  width: 100%;
  padding: 0.95rem;
  background: var(--gradient);
  border: none;
  border-radius: 12px;
  color: white;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  font-family: 'Space Grotesk', sans-serif;
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
  margin-top: 0.5rem;
  box-shadow: 0 4px 20px var(--glow);
}
.auth-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--glow);
}
.auth-btn:active { transform: scale(0.98); }

.auth-switch {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.auth-switch a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

/* ===== TOAST/POPUP ===== */
.toast-container {
  position: fixed;
  top: 80px;
  right: 1.5rem;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  font-size: 0.875rem;
  max-width: 350px;
  animation: toastIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.toast.success { border-color: #22c55e; }
.toast.error { border-color: #ef4444; }
.toast.warning { border-color: #f59e0b; }

.toast-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(100%) scale(0.8); }
  to { opacity: 1; transform: translateX(0) scale(1); }
}

@keyframes toastOut {
  to { opacity: 0; transform: translateX(100%) scale(0.8); }
}

/* ===== CONTACT PAGE ===== */
.contact-page {
  padding: 6rem 2rem 4rem;
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}

.contact-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.contact-content {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h2 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.contact-info p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 1rem;
  transition: all 0.3s;
}
.contact-detail:hover {
  border-color: var(--accent);
  transform: translateX(6px);
  box-shadow: 0 0 20px var(--glow);
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  background: var(--gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-form-card {
  background: var(--bg-glass);
  backdrop-filter: blur(30px);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}

.contact-form-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--glow) 0%, transparent 60%);
  animation: rotateGlow 8s linear infinite;
  pointer-events: none;
  opacity: 0.3;
}

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

/* ===== ABOUT PAGE ===== */
.about-hero {
  padding: 8rem 2rem 4rem;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.about-hero h1 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2rem;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.about-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient);
  opacity: 0;
  transition: opacity 0.3s;
  border-radius: 20px;
}
.about-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 30px var(--glow);
}

.about-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

/* ===== DOCS PAGE ===== */
.docs-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: calc(100vh - 64px);
  max-width: 1400px;
  margin: 0 auto;
}

.docs-sidebar {
  padding: 2rem 1.25rem;
  border-right: 1px solid var(--border);
  position: sticky;
  top: 64px;
  height: calc(100vh - 64px);
  overflow-y: auto;
}

.docs-nav-group { margin-bottom: 1.5rem; }

.docs-nav-title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  padding-left: 0.75rem;
}

.docs-nav-item {
  display: block;
  padding: 0.5rem 0.75rem;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 8px;
  font-size: 0.875rem;
  transition: all 0.15s;
  margin-bottom: 0.1rem;
}
.docs-nav-item:hover, .docs-nav-item.active {
  background: rgba(99,102,241,0.1);
  color: var(--accent);
}

.docs-content {
  padding: 3rem;
  max-width: 900px;
}

.docs-content h1 {
  font-family: 'Sora', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.docs-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
  color: var(--accent);
}

.docs-content p {
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.code-block {
  background: #0d0d1a;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.825rem;
  color: #a8ff78;
  margin: 1.25rem 0;
  overflow-x: auto;
  position: relative;
}

.code-block .copy-btn-small {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text-muted);
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  font-size: 0.7rem;
  cursor: pointer;
  transition: all 0.2s;
  font-family: 'JetBrains Mono', monospace;
}
.code-block .copy-btn-small:hover { color: var(--accent); border-color: var(--accent); }

/* ===== FAQ PAGE ===== */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 6rem 2rem 4rem;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 14px;
  margin-bottom: 0.75rem;
  overflow: hidden;
  transition: all 0.3s;
}
.faq-item:hover { border-color: var(--accent); }
.faq-item.open { border-color: var(--accent); box-shadow: 0 0 20px var(--glow); }

.faq-question {
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 0.95rem;
  background: var(--bg-card);
  transition: all 0.2s;
}
.faq-question:hover { color: var(--accent); }

.faq-icon {
  font-size: 1.25rem;
  color: var(--accent);
  transition: transform 0.3s;
  flex-shrink: 0;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.faq-item.open .faq-answer { max-height: 300px; }

.faq-answer-content {
  padding: 1.25rem 1.5rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.9rem;
}

/* ===== LEGAL PAGES ===== */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 6rem 2rem 4rem;
}

.legal-content h1 {
  font-family: 'Sora', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.legal-content .updated {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 3rem;
  display: block;
}

.legal-content h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 2rem 0 0.75rem;
  color: var(--accent);
}

.legal-content p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2rem 2rem;
  background: var(--bg-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  max-width: 1200px;
  margin: 0 auto 2rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.7;
  margin-top: 0.75rem;
}

.footer-col h4 {
  font-weight: 700;
  font-size: 0.825rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer-col a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--accent); }

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ===== ANIMATED BACKGROUNDS ===== */
.floating-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: orbFloat 8s ease-in-out infinite;
  pointer-events: none;
}

@keyframes orbFloat {
  0%,100%{transform:translateY(0) scale(1)}
  33%{transform:translateY(-30px) scale(1.05)}
  66%{transform:translateY(20px) scale(0.95)}
}

/* ===== ANIMATIONS FOR PREVIEW ===== */

/* Text Animations */
@keyframes typewriter {
  from{width:0}to{width:100%}
}
@keyframes blinkCaret {
  from,to{border-right-color:transparent}
  50%{border-right-color:var(--accent)}
}
@keyframes glitch {
  0%{clip-path:polygon(0 0,100% 0,100% 35%,0 35%);transform:translate(-4px)}
  20%{clip-path:polygon(0 65%,100% 65%,100% 100%,0 100%);transform:translate(4px)}
  40%{clip-path:polygon(0 30%,100% 30%,100% 55%,0 55%);transform:translate(-2px)}
  60%{clip-path:polygon(0 0,100% 0,100% 20%,0 20%);transform:translate(3px)}
  80%{clip-path:polygon(0 70%,100% 70%,100% 90%,0 90%);transform:translate(-1px)}
  100%{clip-path:polygon(0 0,100% 0,100% 100%,0 100%);transform:translate(0)}
}
@keyframes liquidFill {
  0%{background-position:100% 50%;-webkit-text-fill-color:transparent}
  50%{background-position:0% 50%}
  100%{background-position:100% 50%;-webkit-text-fill-color:transparent}
}
@keyframes neonFlicker {
  0%,19%,21%,23%,25%,54%,56%,100%{text-shadow:0 0 10px var(--accent),0 0 20px var(--accent),0 0 40px var(--accent)}
  20%,24%,55%{text-shadow:none}
}
@keyframes rotate3dText {
  from{transform:rotateY(0deg)}
  to{transform:rotateY(360deg)}
}
@keyframes promptType {
  0%{opacity:0;transform:translateX(-5px)}
  100%{opacity:1;transform:translateX(0)}
}
@keyframes gradientFlow {
  0%{background-position:0% 50%}
  100%{background-position:200% 50%}
}

/* SVG Animations */
@keyframes drawPath {
  from{stroke-dashoffset:1000}
  to{stroke-dashoffset:0}
}
@keyframes svgMorph {
  0%,100%{d:path("M50,10 L90,90 L10,90 Z")}
  50%{d:path("M50,5 C90,5 95,90 50,95 C5,90 10,5 50,5 Z")}
}
@keyframes svgWave {
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}
@keyframes iconBounce {
  0%,100%{transform:translateY(0);animation-timing-function:cubic-bezier(0.8,0,1,1)}
  50%{transform:translateY(-20px);animation-timing-function:cubic-bezier(0,0,0.2,1)}
}

/* Button Animations */
@keyframes pulseRing {
  0%{transform:scale(1);opacity:0.8}
  100%{transform:scale(1.6);opacity:0}
}
@keyframes magneticPull {
  0%{transform:translate(0,0)}
}
@keyframes gradientSlide {
  0%{background-position:-200%}
  100%{background-position:200%}
}
@keyframes rippleExpand {
  from{transform:scale(0);opacity:1}
  to{transform:scale(4);opacity:0}
}

/* Background Animations */
@keyframes particleFloat {
  0%{transform:translateY(0) rotate(0deg);opacity:1}
  100%{transform:translateY(-100vh) rotate(720deg);opacity:0}
}
@keyframes meshGradient {
  0%,100%{background-position:0% 50%}
  25%{background-position:100% 0%}
  50%{background-position:100% 100%}
  75%{background-position:0% 100%}
}
@keyframes waveMotion {
  0%{transform:translateX(-50%) translateZ(0) scaleY(1)}
  50%{transform:translateX(-25%) translateZ(0) scaleY(0.8)}
  100%{transform:translateX(0%) translateZ(0) scaleY(1)}
}
@keyframes gridPulse {
  0%,100%{opacity:0.3}
  50%{opacity:0.6}
}
@keyframes floatShape {
  0%,100%{transform:translate(0,0) rotate(0deg)}
  25%{transform:translate(30px,-20px) rotate(90deg)}
  50%{transform:translate(-10px,-40px) rotate(180deg)}
  75%{transform:translate(-30px,-10px) rotate(270deg)}
}

/* Card Animations */
@keyframes cardLift {
  to{transform:translateY(-8px);box-shadow:0 20px 60px rgba(0,0,0,0.5),0 0 40px var(--glow)}
}
@keyframes cardFlip {
  from{transform:rotateY(0deg)}
  to{transform:rotateY(180deg)}
}
@keyframes glassReflect {
}

/* Loader Animations */
@keyframes spinLoader {
  to{transform:rotate(360deg)}
}
@keyframes pulseDot {
  0%,100%{transform:scale(1);opacity:1}
  50%{transform:scale(0.4);opacity:0.3}
}
@keyframes barGrow {
  0%,40%,100%{transform:scaleY(0.4)}
  20%{transform:scaleY(1)}
}
@keyframes dashProgress {
  from{stroke-dashoffset:251}
  to{stroke-dashoffset:0}
}
@keyframes dotWave {
  0%,60%,100%{transform:translateY(0)}
  30%{transform:translateY(-12px)}
}

/* Scroll Animations */
@keyframes fadeInScroll {
  from{opacity:0;transform:translateY(30px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes slideInLeft {
  from{opacity:0;transform:translateX(-50px)}
  to{opacity:1;transform:translateX(0)}
}
@keyframes scaleInView {
  from{opacity:0;transform:scale(0.7)}
  to{opacity:1;transform:scale(1)}
}
@keyframes rotateInView {
  from{opacity:0;transform:rotate(-20deg) scale(0.8)}
  to{opacity:1;transform:rotate(0deg) scale(1)}
}

/* Icon Animations */
@keyframes iconShake {
  0%,100%{transform:translateX(0)}
  10%,50%,90%{transform:translateX(-6px)}
  30%,70%{transform:translateX(6px)}
}
@keyframes iconGlowPulse {
  0%,100%{filter:drop-shadow(0 0 4px var(--accent))}
  50%{filter:drop-shadow(0 0 20px var(--accent)) drop-shadow(0 0 40px var(--accent))}
}
@keyframes iconSpin {
  from{transform:rotate(0deg)}
  to{transform:rotate(360deg)}
}

/* Input Animations */
@keyframes borderWave {
  0%{box-shadow:0 0 0 0 var(--glow)}
  70%{box-shadow:0 0 0 10px transparent}
  100%{box-shadow:0 0 0 0 transparent}
}
@keyframes labelFloat {
  from{transform:translateY(0);font-size:0.9rem;color:var(--text-muted)}
  to{transform:translateY(-25px);font-size:0.7rem;color:var(--accent)}
}
@keyframes inputPulse {
  0%,100%{border-color:var(--accent)}
  50%{border-color:var(--accent2);box-shadow:0 0 20px var(--glow2)}
}
@keyframes underlineSlide {
  from{width:0;left:50%}
  to{width:100%;left:0}
}

/* Cursor Animations */
@keyframes cursorGlow {
  0%,100%{box-shadow:0 0 10px var(--glow)}
  50%{box-shadow:0 0 30px var(--glow),0 0 60px var(--glow)}
}
@keyframes trailFade {
  from{opacity:0.6;transform:scale(1)}
  to{opacity:0;transform:scale(0.2)}
}

/* ===== STATS SECTION ===== */
.stats-section {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 1000px;
  margin: 3rem auto;
  padding: 0 2rem;
}

.stat-card {
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: all 0.3s;
}
.stat-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 30px var(--glow);
  transform: translateY(-4px);
}

.stat-number {
  font-family: 'Sora', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* ===== MOBILE MENU ===== */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 768px) {
  .mobile-menu-btn { display: block; }
  .nav-links { display: none; }
  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 64px 0 0;
    background: var(--bg-primary);
    padding: 2rem;
    z-index: 999;
    gap: 0.25rem;
    align-items: flex-start;
    border-top: 1px solid var(--border);
  }
  .nav-links.mobile-open a {
    font-size: 1.1rem;
    padding: 0.75rem 1rem;
    width: 100%;
  }
  .contact-content { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .docs-layout { grid-template-columns: 1fr; }
  .docs-sidebar { display: none; }
  .stats-section { grid-template-columns: repeat(2, 1fr); }
  .anim-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
}

/* Loading indicator */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spinLoader 0.8s linear infinite;
  margin: 4rem auto;
}

/* Section titles */
.section-title {
  font-family: 'Sora', sans-serif;
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--text-secondary);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem;
  line-height: 1.7;
}

/* Animated gradient border */
.gradient-border {
  position: relative;
  border-radius: 16px;
}
.gradient-border::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 17px;
  background: var(--gradient);
  z-index: -1;
  animation: borderGlow 2s ease-in-out infinite;
}
@keyframes borderGlow {
  0%,100%{opacity:0.5}
  50%{opacity:1}
}

/* ===== DOCS PAGE — USER GUIDE STYLES ===== */
.doc-section { margin-bottom: 0.5rem; }

.doc-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  font-family: 'JetBrains Mono', monospace;
}

.doc-lead {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.doc-highlight-box {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: rgba(99,102,241,0.08);
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: 14px;
  color: var(--text-primary);
  font-size: 0.9rem;
  line-height: 1.6;
}
.doc-highlight-icon { font-size: 1.8rem; flex-shrink: 0; }

.doc-divider {
  height: 1px;
  background: var(--border);
  margin: 2.5rem 0;
  opacity: 0.5;
}

/* Steps */
.doc-steps { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.25rem; }

.doc-step {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: border-color 0.2s;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text-secondary);
}
.doc-step:hover { border-color: var(--accent); }
.doc-step strong { color: var(--text-primary); }

.doc-step-num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
  color: white;
  margin-top: 1px;
}

/* Tip box */
.doc-tip {
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.25);
  border-radius: 12px;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text-secondary);
}
.doc-tip-label {
  font-weight: 700;
  color: #f59e0b;
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.doc-tip code {
  background: rgba(245,158,11,0.15);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  color: #f59e0b;
}

/* Themes grid */
.doc-theme-grid {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.25rem;
}
.doc-theme-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.875rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 0.875rem;
  transition: border-color 0.2s;
}
.doc-theme-card:hover { border-color: var(--accent); }
.doc-theme-card strong { color: var(--text-primary); display: block; }
.doc-theme-card span { color: var(--text-muted); font-size: 0.8rem; }
.doc-theme-dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 12px rgba(0,0,0,0.3);
}

/* Categories grid */
.doc-cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.875rem;
  margin-top: 1.25rem;
}
.doc-cat-card {
  display: flex;
  gap: 0.875rem;
  align-items: flex-start;
  padding: 1rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all 0.2s;
}
.doc-cat-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 4px 20px var(--glow); }
.doc-cat-icon { font-size: 1.4rem; flex-shrink: 0; margin-top: 1px; }
.doc-cat-card strong { color: var(--text-primary); display: block; margin-bottom: 0.35rem; font-size: 0.9rem; }
.doc-cat-card p { color: var(--text-muted); font-size: 0.78rem; line-height: 1.5; margin: 0; }

/* Flow diagram */
.doc-flow { display: flex; flex-direction: column; gap: 0; margin-top: 1.25rem; }
.doc-flow-step {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
}
.doc-flow-step strong { color: var(--text-primary); display: block; margin-bottom: 0.4rem; }
.doc-flow-step p { color: var(--text-secondary); font-size: 0.875rem; margin: 0; line-height: 1.6; }
.doc-flow-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  color: white;
}
.doc-flow-arrow {
  text-align: center;
  color: var(--accent);
  font-size: 1.4rem;
  padding: 0.25rem 0;
  opacity: 0.5;
}

/* Performance grid */
.doc-perf-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}
.doc-perf-card {
  padding: 1.5rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  text-align: center;
  transition: all 0.2s;
}
.doc-perf-card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: 0 8px 24px var(--glow); }
.doc-perf-icon { font-size: 2rem; display: block; margin-bottom: 0.75rem; }
.doc-perf-card strong { color: var(--text-primary); display: block; margin-bottom: 0.5rem; font-size: 0.9rem; }
.doc-perf-card p { color: var(--text-muted); font-size: 0.8rem; line-height: 1.55; margin: 0; }
.doc-perf-card code {
  background: rgba(99,102,241,0.12);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
}

/* ===== MOBILE DRAWER & HAMBURGER ===== */
.ham-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
}
.mobile-menu-btn.open .ham-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-btn.open .ham-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.mobile-menu-btn.open .ham-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.drawer-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 10px;
  transition: all 0.2s;
}
.drawer-link:hover, .drawer-link.active {
  background: rgba(99,102,241,0.12);
  color: var(--accent);
  transform: translateX(4px);
}
.drawer-link-sm {
  font-size: 0.82rem;
  padding: 0.5rem 1rem;
  opacity: 0.7;
}
.drawer-link-sm:hover { opacity: 1; }

/* Hide Privacy/Terms from desktop nav (they're in footer) */
@media (min-width: 769px) {
  .mobile-menu-btn { display: none !important; }
  .theme-label { display: inline; }
}

@media (max-width: 768px) {
  .mobile-menu-btn { display: flex !important; }
  .nav-links { display: none !important; }
  .theme-label { display: none; }
  .theme-btn { padding: 0.4rem 0.6rem; }
  .navbar { padding: 0 1.25rem; }
  .nav-logo { font-size: 1.25rem; }
}

/* ===== BACK TO TOP ===== */
#back-to-top.visible {
  opacity: 1 !important;
  transform: translateY(0) scale(1) !important;
  pointer-events: all !important;
}
#back-to-top:hover {
  transform: translateY(-4px) scale(1.1) !important;
  box-shadow: 0 8px 30px var(--glow) !important;
}

/* ===== PAGE TRANSITION ===== */

}

}

/* ===== PAGE TRANSITION — smooth fade, zero cut/skew ===== */
#page-transition {
  isolation: isolate;
}
#pt-bg {
  background: var(--bg-primary);
}
#pt-logo {
  pointer-events: none;
  user-select: none;
}

/* ===== BACK TO TOP — upgraded ===== */
#back-to-top {
  transition: opacity 0.4s cubic-bezier(0.34,1.56,0.64,1),
              transform 0.4s cubic-bezier(0.34,1.56,0.64,1),
              box-shadow 0.3s ease,
              border-color 0.3s ease !important;
}
#back-to-top.visible {
  opacity: 1 !important;
  transform: translateY(0) scale(1) !important;
  pointer-events: all !important;
}
#back-to-top:hover {
  transform: translateY(-5px) scale(1.08) !important;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5), 0 0 30px var(--glow) !important;
  border-color: var(--accent) !important;
}
#back-to-top:active {
  transform: translateY(-2px) scale(0.96) !important;
}

/* ===== PERFORMANCE ===== */
.anim-card {
  contain: layout style paint;
  transform: translateZ(0);
}
.expanded-panel {
  contain: layout style;
}
.anim-preview {
  overflow: hidden;
  transform: translateZ(0);
}