/**
 * TimerDaddy - Apple Intelligence Components Stylesheet
 * Frosted Glass Navigation, Pill Buttons, Bento Grids, Modal Duration Drawers, Sleek Footers
 */

/* -------------------------------------------------------------------------
   Header & Frosted Navigation
   ------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-surface-glass);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.25rem;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  text-decoration: none;
}

.site-logo:hover {
  text-decoration: none;
}

.site-logo .logo-brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--ai-gradient-glow);
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 900;
  box-shadow: 0 0 20px -2px rgba(168, 85, 247, 0.5);
}

.brand-ai-pill {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
  background: var(--ai-gradient-subtle);
  border: 1px solid var(--border-color);
  color: var(--ai-purple);
  margin-left: 0.4rem;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(255, 255, 255, 0.04);
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
}

.nav-link {
  padding: 0.45rem 0.95rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
  text-decoration: none;
}

.nav-link.active {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.15);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.theme-toggle-btn, .mobile-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--bg-subtle);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover, .mobile-toggle-btn:hover {
  color: var(--text-primary);
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.1);
}

.mobile-toggle-btn {
  display: none;
}

/* Mobile Nav Drawer */
.nav-mobile-drawer {
  display: none;
  background-color: var(--bg-surface-glass);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border-bottom: 1px solid var(--border-color);
  padding: 1.25rem 1.5rem 2rem;
}

.nav-mobile-drawer.is-open {
  display: block;
}

.nav-mobile-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.nav-mobile-link {
  display: flex;
  align-items: center;
  padding: 0.75rem 1.15rem;
  font-weight: 500;
  font-size: 1.05rem;
  color: var(--text-primary);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.nav-mobile-link:hover, .nav-mobile-link.active {
  background: rgba(255, 255, 255, 0.08);
  color: var(--primary);
}

/* -------------------------------------------------------------------------
   Pill Buttons (Apple Style)
   ------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.45rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  border-radius: var(--radius-full);
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  min-height: 46px; /* Touch target minimum */
  transition: all var(--transition-fast);
  position: relative;
}

.btn:hover {
  text-decoration: none;
}

/* Apple Intelligence Radiant Glow Button */
.btn-primary {
  background: var(--ai-gradient-glow);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 4px 20px -2px rgba(168, 85, 247, 0.45);
}

.btn-primary:hover {
  transform: scale(1.02);
  box-shadow: 0 6px 28px 0 rgba(168, 85, 247, 0.6);
  color: #ffffff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--text-primary);
}

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

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--primary);
}

.btn-glow-cyan {
  background: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 20px -2px rgba(6, 182, 212, 0.4);
}

.btn-glow-cyan:hover {
  transform: scale(1.02);
  box-shadow: 0 6px 28px 0 rgba(6, 182, 212, 0.55);
}

.btn-lg {
  padding: 0.95rem 2.25rem;
  font-size: 1.12rem;
  min-height: 54px;
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
  min-height: 38px;
}

.btn-full {
  width: 100%;
}

/* -------------------------------------------------------------------------
   Bento Cards & Glass Surfaces
   ------------------------------------------------------------------------- */
.card {
  background: var(--bg-surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.card:hover {
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-md);
}

/* Bento Grid */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* -------------------------------------------------------------------------
   Tool Feature Bento Cards
   ------------------------------------------------------------------------- */
.tool-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
  color: inherit;
  background: var(--bg-surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all var(--transition-fast);
  position: relative;
}

.tool-card:hover {
  text-decoration: none;
  transform: translateY(-3px);
  border-color: rgba(168, 85, 247, 0.4);
  box-shadow: 0 12px 30px -5px rgba(0, 0, 0, 0.6), 0 0 25px -5px rgba(168, 85, 247, 0.2);
}

.tool-icon-wrapper {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: var(--ai-gradient-subtle);
  border: 1px solid var(--border-color);
  color: #ffffff;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
}

.tool-title {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 0.45rem;
}

.tool-desc {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.tool-cta {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: transform var(--transition-fast);
}

.tool-card:hover .tool-cta {
  color: var(--ai-cyan);
  transform: translateX(3px);
}

/* -------------------------------------------------------------------------
   Breadcrumbs
   ------------------------------------------------------------------------- */
.breadcrumbs-nav {
  margin-bottom: 1.75rem;
}

.breadcrumbs-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.breadcrumb-item a {
  color: var(--text-muted);
  text-decoration: none;
}

.breadcrumb-item a:hover {
  color: var(--text-primary);
  text-decoration: underline;
}

.breadcrumb-item.active {
  color: var(--text-primary);
  font-weight: 600;
}

.breadcrumb-separator {
  color: var(--border-color);
}

/* -------------------------------------------------------------------------
   Ad Slot Containers (Apple Developer Note Style)
   ------------------------------------------------------------------------- */
.ad-slot-wrapper {
  margin: 3rem 0;
  text-align: center;
  clear: both;
}

.ad-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.ad-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 90px;
  background: var(--bg-subtle);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* -------------------------------------------------------------------------
   Forms & Custom Duration Inputs
   ------------------------------------------------------------------------- */
.form-group {
  margin-bottom: 1.35rem;
}

.form-label {
  display: block;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.45rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.98rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-input);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--border-focus);
  outline: none;
  box-shadow: var(--focus-ring);
  background-color: rgba(255, 255, 255, 0.1);
}

.form-hint {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

/* -------------------------------------------------------------------------
   Duration Modal / Quick Type Drawer
   ------------------------------------------------------------------------- */
.duration-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.duration-modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.duration-modal-card {
  background: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  max-width: 520px;
  width: 100%;
  box-shadow: 0 25px 60px -10px rgba(0, 0, 0, 0.8), var(--shadow-glow);
  transform: scale(0.95);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.duration-modal-backdrop.is-open .duration-modal-card {
  transform: scale(1);
}

.quick-add-pills {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}

.quick-add-btn {
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.quick-add-btn:hover {
  background: var(--primary-subtle);
  color: var(--primary);
  border-color: var(--primary);
}

/* -------------------------------------------------------------------------
   FAQ Accordions
   ------------------------------------------------------------------------- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 1.75rem;
}

.faq-item {
  background: var(--bg-surface-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item[open] {
  border-color: rgba(168, 85, 247, 0.5);
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.4);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  user-select: none;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1;
  transition: transform var(--transition-fast);
}

.faq-item[open] .faq-question::after {
  content: "−";
  color: var(--primary);
}

.faq-answer {
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.65;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

/* -------------------------------------------------------------------------
   Apple Directory Footer
   ------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 4.5rem 0 2.5rem;
  margin-top: auto;
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-top: 0.85rem;
  max-width: 320px;
}

.footer-heading {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 1.15rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.footer-links a {
  font-size: 0.92rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.88rem;
  color: var(--text-muted);
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

/* -------------------------------------------------------------------------
   Responsive Breakpoints
   ------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-desktop {
    display: none;
  }
  .mobile-toggle-btn {
    display: inline-flex;
  }
  .grid-cols-4, .grid-cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1.25rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .grid-cols-2 {
    grid-template-columns: 1fr;
  }
  h1 {
    font-size: 2.1rem;
  }
  .duration-modal-card {
    padding: 1.5rem;
  }
}

/* -------------------------------------------------------------------------
   Light Theme Adaptations
   ------------------------------------------------------------------------- */
[data-theme="light"] .nav-desktop {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .nav-link {
  color: var(--text-secondary);
}

[data-theme="light"] .nav-link:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .nav-link.active {
  color: var(--primary);
  background: rgba(147, 51, 234, 0.12);
  font-weight: 600;
}

[data-theme="light"] .btn-secondary {
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-primary);
  border: 1px solid rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .btn-secondary:hover {
  background: rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 0, 0, 0.2);
  color: var(--text-primary);
}

[data-theme="light"] .btn-outline {
  color: var(--text-primary);
  border-color: rgba(0, 0, 0, 0.16);
}

[data-theme="light"] .btn-outline:hover {
  background: rgba(0, 0, 0, 0.05);
  border-color: var(--primary);
}

[data-theme="light"] .theme-toggle-btn,
[data-theme="light"] .mobile-toggle-btn {
  background: rgba(0, 0, 0, 0.05);
  border-color: rgba(0, 0, 0, 0.1);
  color: var(--text-primary);
}

[data-theme="light"] .theme-toggle-btn:hover,
[data-theme="light"] .mobile-toggle-btn:hover {
  background: rgba(0, 0, 0, 0.08);
  border-color: var(--primary);
}

[data-theme="light"] .nav-mobile-drawer {
  background-color: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .nav-mobile-link {
  color: var(--text-primary);
}

[data-theme="light"] .nav-mobile-link:hover,
[data-theme="light"] .nav-mobile-link.active {
  background: rgba(0, 0, 0, 0.05);
  color: var(--primary);
}

[data-theme="light"] .card {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .card:hover {
  box-shadow: 0 10px 24px -5px rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .tool-card {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .tool-card:hover {
  box-shadow: 0 12px 28px -5px rgba(0, 0, 0, 0.08), 0 0 20px -5px rgba(147, 51, 234, 0.12);
  border-color: rgba(147, 51, 234, 0.35);
}

[data-theme="light"] .duration-modal-backdrop {
  background: rgba(0, 0, 0, 0.45);
}

[data-theme="light"] .duration-modal-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.12);
  box-shadow: 0 25px 60px -10px rgba(0, 0, 0, 0.2), 0 0 30px rgba(147, 51, 234, 0.1);
}

[data-theme="light"] .form-control {
  background-color: #ffffff;
  border-color: rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .form-control:focus {
  background-color: #ffffff;
  border-color: var(--border-focus);
}

[data-theme="light"] .quick-add-btn {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.1);
  color: var(--text-secondary);
}

[data-theme="light"] .quick-add-btn:hover {
  background: var(--primary-subtle);
  color: var(--primary);
  border-color: var(--primary);
}

[data-theme="light"] .mode-selector-tabs {
  background: rgba(0, 0, 0, 0.04) !important;
  border: 1px solid rgba(0, 0, 0, 0.08) !important;
}