@import "tailwindcss";

/* ==========================================================================
   Fonts
   ========================================================================== */

@font-face {
  font-family: 'Cantarell';
  src: url("/fonts/Cantarell-VF.otf") format('opentype');
  font-weight: 300 800;
  font-style: normal;
  font-display: swap;
}

/* ==========================================================================
   Theme Configuration - Primary Colors
   ========================================================================== */

@theme {
  /* Override lg breakpoint for navigation (tablet boundary) */
  --breakpoint-lg: 1020px;

  --color-primary-50: #eff6ff;
  --color-primary-100: #dbeafe;
  --color-primary-200: #bfdbfe;
  --color-primary-300: #93c5fd;
  --color-primary-400: #60a5fa;
  --color-primary-500: #4287f5;
  --color-primary-600: #4287f5;
  --color-primary-700: #2563eb;
  --color-primary-800: #1e40af;
  --color-primary-900: #1e3a8a;
}

/* ==========================================================================
   Design Tokens
   ========================================================================== */

@layer base {
  :root {
    --tn-spacing-1: 0.25rem;
    --tn-spacing-2: 0.5rem;
    --tn-spacing-3: 0.75rem;
    --tn-spacing-4: 1rem;
    --tn-spacing-5: 1.25rem;
    --tn-spacing-6: 1.5rem;
    --tn-spacing-8: 2rem;
    --tn-spacing-10: 2.5rem;

    --tn-radius-md: 0.5rem;
    --tn-radius-lg: 0.625rem;
    --tn-radius-xl: 0.75rem;
    --tn-radius-2xl: 1rem;

    --tn-color-primary-start: #4287f5;
    --tn-color-primary-end: #2563eb;
    --tn-color-orange-500: #f97316;
    --tn-color-border: #e5e7eb;
    --tn-color-muted: #6b7280;
    --tn-color-bg: #f9fafb;
  }

  /* Safe area for iOS devices (notch, home indicator) */
  .safe-area-bottom {
    padding-bottom: env(safe-area-inset-bottom, 0);
  }

  /* PWA standalone mode - extra padding for home indicator area */
  @media (display-mode: standalone) {
    .safe-area-bottom {
      padding-bottom: max(env(safe-area-inset-bottom, 0), 1rem);
    }
  }

  body {
    font-family: 'Cantarell', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Helvetica Neue', Arial, sans-serif;
  }
}

/* ==========================================================================
   Components
   ========================================================================== */

@layer components {
  /* Cards --------------------------------------------------------------- */
  .tn-card {
    border-radius: var(--tn-radius-2xl);
    padding: var(--tn-spacing-6);
    @apply bg-white shadow-sm;
  }

  .tn-card__header {
    border-bottom: 1px solid var(--tn-color-border);
    margin: calc(var(--tn-spacing-6) * -1);
    margin-bottom: var(--tn-spacing-6);
    border-top-left-radius: var(--tn-radius-2xl);
    border-top-right-radius: var(--tn-radius-2xl);
    padding: var(--tn-spacing-5) var(--tn-spacing-6);
    @apply bg-white;
  }

  .tn-card__header--gradient {
    @apply bg-gradient-to-r from-gray-50 to-slate-100;
  }

  .tn-card__title {
    @apply text-lg font-semibold text-gray-900;
  }

  .tn-card__subtitle {
    @apply text-sm text-gray-600 mt-1;
  }

  .tn-card__body {
    @apply space-y-6;
  }

  /* Buttons ------------------------------------------------------------- */
  .tn-btn {
    border-radius: var(--tn-radius-lg);
    padding-inline: var(--tn-spacing-6);
    padding-block: var(--tn-spacing-3);
    @apply inline-flex items-center justify-center font-medium transition-all focus:outline-none focus:ring-2 focus:ring-offset-2;
  }

  .tn-btn--sm {
    padding-inline: var(--tn-spacing-4);
    padding-block: var(--tn-spacing-2);
    border-radius: var(--tn-radius-md);
    @apply text-sm;
  }

  .tn-btn--lg {
    padding-inline: var(--tn-spacing-8);
    padding-block: var(--tn-spacing-4);
    border-radius: var(--tn-radius-xl);
    @apply text-lg;
  }

  .tn-btn--primary {
    @apply text-white shadow-md hover:shadow-lg;
    background-image: linear-gradient(135deg, var(--tn-color-primary-start), var(--tn-color-primary-end));
    @apply focus:ring-primary-500;
  }

  .tn-btn--secondary {
    @apply border border-gray-300 text-gray-700 hover:bg-gray-50 focus:ring-gray-500;
    background-color: white;
  }

  .tn-btn--danger {
    @apply bg-red-600 text-white hover:bg-red-700 shadow-md hover:shadow-lg focus:ring-red-500;
  }

  .tn-btn--success {
    @apply bg-emerald-600 text-white hover:bg-emerald-700 shadow-md hover:shadow-lg focus:ring-emerald-500;
  }

  .tn-btn--success-outline {
    @apply border border-emerald-300 text-emerald-700 hover:bg-emerald-50 focus:ring-emerald-500;
    background-color: white;
  }

  .tn-btn--ghost {
    @apply text-gray-700 hover:bg-gray-100 focus:ring-gray-500;
  }

  /* Inputs -------------------------------------------------------------- */
  .tn-input {
    border-radius: var(--tn-radius-lg);
    padding-inline: var(--tn-spacing-4);
    padding-block: var(--tn-spacing-3);
    @apply w-full border border-gray-300 text-gray-900 focus:outline-none focus:ring-2 focus:ring-primary-500 focus:border-transparent transition-colors;
  }

  .tn-input--textarea {
    @apply resize-none;
  }

  /* Badges -------------------------------------------------------------- */
  .tn-badge {
    border-radius: 9999px;
    padding-inline: var(--tn-spacing-3);
    padding-block: var(--tn-spacing-2);
    @apply inline-flex items-center text-sm font-medium;
  }

  .tn-badge--success { @apply bg-green-100 text-green-800; }
  .tn-badge--warning { @apply bg-yellow-100 text-yellow-800; }
  .tn-badge--danger { @apply bg-red-100 text-red-800; }
  .tn-badge--info { @apply bg-blue-100 text-blue-800; }
  .tn-badge--purple { @apply bg-primary-100 text-primary-800; }

  .tn-badge--sm {
    padding-inline: var(--tn-spacing-2);
    padding-block: var(--tn-spacing-1);
    @apply text-xs;
  }

  /* Page header --------------------------------------------------------- */
  .tn-page-header {
    @apply flex items-center justify-between mb-6 flex-wrap gap-4;
  }

  /* Sidebar ------------------------------------------------------------- */
  .tn-sidebar {
    width: 5.5rem;
    background-color: white;
    border: 1px solid var(--tn-color-border);
    border-radius: var(--tn-radius-2xl);
    @apply flex flex-col shadow-sm self-start sticky top-4;
  }

  .tn-sidebar__header {
    @apply py-3 px-2 text-center border-b border-gray-100 rounded-t-2xl;
  }

  .tn-sidebar__title {
    @apply text-[0.6rem] font-semibold text-gray-400 uppercase tracking-wider;
  }

  .tn-sidebar__list {
    @apply flex-1 flex flex-col items-center gap-1 py-3;
  }

  .tn-sidebar__item {
    border-radius: var(--tn-radius-xl);
    width: 4.25rem;
    height: 4.25rem;
    @apply flex flex-col items-center justify-center text-gray-500 transition-all hover:bg-gray-100 hover:text-gray-900;
  }

  .tn-sidebar__item--active {
    @apply text-primary-600 shadow-sm bg-primary-50;
  }

  .tn-sidebar__label {
    @apply text-[0.65rem] font-medium mt-1;
  }

  .tn-sidebar__footer {
    @apply py-3 px-2 border-t border-gray-100;
  }

  /* Alerts -------------------------------------------------------------- */
  .tn-alert {
    border-left: 4px solid;
    border-radius: var(--tn-radius-lg);
    padding: var(--tn-spacing-4);
    @apply mb-4;
  }

  .tn-alert--info { @apply bg-blue-50 border-blue-400 text-blue-800; }
  .tn-alert--success { @apply bg-green-50 border-green-400 text-green-800; }
  .tn-alert--warning { @apply bg-yellow-50 border-yellow-400 text-yellow-800; }
  .tn-alert--danger { @apply bg-red-50 border-red-400 text-red-800; }

  /* Mobile drawer -------------------------------------------------------- */
  .drawer-overlay {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
  }

  .drawer-overlay.is-visible {
    opacity: 1;
    pointer-events: auto;
  }

  .drawer-panel {
    transform: translateX(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.25s ease;
  }

  .drawer-panel.is-visible {
    transform: translateX(0);
    opacity: 1;
    pointer-events: auto;
  }
}

/* ==========================================================================
   Utilities
   ========================================================================== */

.scrollbar-thin {
  scrollbar-width: thin;
}

.scrollbar-hide {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.scrollbar-hide::-webkit-scrollbar {
  display: none;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Confirm modal animation */
@keyframes fade-in {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.animate-fade-in {
  animation: fade-in 0.15s ease-out;
}

/* Gentle highlight animation for updated items */
@keyframes gentle-highlight {
  0% {
    background-color: rgba(var(--color-primary-100), 0.5);
  }
  100% {
    background-color: transparent;
  }
}

.animate-gentle-highlight {
  animation: gentle-highlight 2s ease-out;
}

/* Slow pulse for unread badges */
@keyframes pulse-slow {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.animate-pulse-slow {
  animation: pulse-slow 3s ease-in-out infinite;
}