/* ===== CRATOORA DESIGN SYSTEM v7.1 ===== */

html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

/* ══════════════════════════════════
   BUTTONS
══════════════════════════════════ */
.btn {
  display: inline-flex; 
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--duration-fast) var(--ease-smooth),
              color var(--duration-fast) var(--ease-smooth),
              border-color var(--duration-fast) var(--ease-smooth),
              transform var(--duration-fast) var(--ease-smooth),
              box-shadow var(--duration-fast) var(--ease-smooth);
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dim);
  border-color: var(--color-primary-dim);
  box-shadow: 0 0 20px var(--color-primary-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--color-text-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary-glow);
}

.btn-large {
  padding: 0.9rem 2rem;
  font-size: var(--text-base);
}

/* ══════════════════════════════════
   NOTIFICATIONS
══════════════════════════════════ */
#notification-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
  max-width: calc(100vw - 3rem);
}

.notification {
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-primary);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  pointer-events: auto;
  animation: slideInNotif 0.3s var(--ease-decelerate) forwards;
}

.notification.fade-out {
  animation: fadeOutNotif 0.3s var(--ease-smooth) forwards;
}

.notification-info    { background: rgba(59, 130, 246, 0.85); }
.notification-success { background: rgba(16, 185, 129, 0.85); }
.notification-warning { background: rgba(245, 158, 11, 0.85); }
.notification-error   { background: rgba(239, 68, 68, 0.85); }

@keyframes slideInNotif {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeOutNotif {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(12px); }
}

/* ══════════════════════════════════
   VISUALLY HIDDEN
══════════════════════════════════ */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ══════════════════════════════════
   HERO
══════════════════════════════════ */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-12) var(--space-4);
  min-height: 70vh;
}

.hero-title {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: var(--space-4);
}

.gradient-text {
  display: block;
  font-size: var(--text-4xl);
  font-weight: 800;
  line-height: 1.1;
  background: linear-gradient(135deg, #8B5CF6 0%, #D97706 50%, #EC4899 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  max-width: 480px;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  max-width: 400px;
}

@media (min-width: 480px) {
  .hero-actions {
    flex-direction: row;
    justify-content: center;
    max-width: none;
  }
}

/* ══════════════════════════════════
   FEATURED CRATES
══════════════════════════════════ */
.featured-crates {
  padding: var(--space-8) var(--space-4);
}

.section-heading {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 3px solid var(--color-primary);
  display: inline-block;
}

crate-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
}

/* ══════════════════════════════════
   VALUE PROPS
══════════════════════════════════ */
.value-props {
  padding: var(--space-8) var(--space-4);
}

.prop-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-4);
}

.prop-card {
  background: var(--color-surface-3);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: transform var(--duration-base) var(--ease-smooth),
              box-shadow var(--duration-base) var(--ease-smooth);
}

.prop-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.prop-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-3);
  display: block;
}

.prop-card h3 {
  font-size: var(--text-md);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-text-primary);
}

.prop-card p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ══════════════════════════════════
   FOOTER
══════════════════════════════════ */
.site-footer {
  background: var(--color-surface-2);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: var(--space-6) var(--space-4);
}

.footer-container {
  max-width: var(--container-xl);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  text-align: center;
}

@media (min-width: 640px) {
  .footer-container {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

.footer-logo {
  border-radius: var(--radius-sm);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.25rem;
}

.footer-nav a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color var(--duration-fast);
}

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

/* ══════════════════════════════════
   TRACK CARDS
══════════════════════════════════ */
.track-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1rem;
  background: var(--color-surface-3);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-smooth),
              transform var(--duration-fast) var(--ease-smooth);
  -webkit-tap-highlight-color: transparent;
}

.track-card:hover {
  background: var(--color-surface-4);
  transform: translateY(-2px);
}

.track-card.playing {
  border-color: var(--color-primary);
  background: rgba(139, 92, 246, 0.1);
}

.track-image {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.track-info {
  flex: 1;
  min-width: 0;
}

.track-title {
  font-weight: 600;
  font-size: var(--text-sm);
  white-space: nowrap;
  overflow: hidden; 
  text-overflow: ellipsis;
}

.track-artist {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

.track-meta {
  display: flex;
  gap: 0.75rem;
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  margin-top: 0.2rem;
}

/* ══════════════════════════════════
   EMPTY STATE
══════════════════════════════════ */ 
.empty-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--color-text-tertiary);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: var(--space-3);
}

.empty-state-title {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

/* ══════════════════════════════════
   INSTALL BUTTON - Mobile Menu
══════════════════════════════════ */
#install-app-btn {
  margin: 0.85rem 0;
  width: 100%;
  text-align: center;
  padding: 0.95rem;
  font-size: 1rem;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

#install-app-btn:before {
  content: "📱";
  font-size: 1.2rem;
}