@import url("https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500&family=Inter:wght@400;500&display=swap");
@import "tailwindcss";

/* ----------------------------------------------------------------
   COVE Design System — Phase 1 Tokens
   ---------------------------------------------------------------- */

@theme {
  /* Typography — font families */
  --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, monospace;

  /* Typography — size scale (px converted to rem at 16px base) */
  --text-10: 0.625rem;
  --text-11: 0.6875rem;
  --text-12: 0.75rem;
  --text-13: 0.8125rem;
  --text-14: 0.875rem;
  --text-15: 0.9375rem;
  --text-17: 1.0625rem;
  --text-18: 1.125rem;
  --text-22: 1.375rem;
  --text-28: 1.75rem;
  --text-32: 2rem;
  --text-34: 2.125rem;

  /* Colors — core palette */
  --color-ink: #1a1a2e;
  --color-cream: #fafaf8;
  --color-paper: #ffffff;
  --color-sand: #e8e0d0;
  --color-cove: #1e5f6e;
  --color-cove-light: #e8f0f1;
  --color-moss: #6b7c5f;
  --color-coral: #c2634a;
  --color-line: #e2e0da;
  --color-line-strong: #9e9d96;
  --color-subtle: #f2efe8;
  --color-muted: #6b6a62;

  /* Colors — status pills */
  --color-status-open-bg: #e6f4ea;
  --color-status-open-text: #1e5c3c;
  --color-status-closed-bg: #f0ece3;
  --color-status-closed-text: #6b6a62;
  --color-status-draft-bg: #fdf4ea;
  --color-status-draft-text: #8a5a1c;

  /* Spacing — 4px base grid */
  --spacing-4: 4px;
  --spacing-8: 8px;
  --spacing-10: 10px;
  --spacing-12: 12px;
  --spacing-14: 14px;
  --spacing-16: 16px;
  --spacing-18: 18px;
  --spacing-20: 20px;
  --spacing-22: 22px;
  --spacing-24: 24px;
  --spacing-28: 28px;
  --spacing-32: 32px;
  --spacing-36: 36px;
  --spacing-40: 40px;
  --spacing-48: 48px;

  /* Border radius */
  --radius-badge: 3px;
  --radius-sm: 4px;
  --radius-md: 5px;
  --radius-lg: 6px;
  --radius-card: 8px;
  --radius-prominent: 10px;
  --radius-modal: 12px;

  /* Shadows */
  --shadow-card-hover: 0 8px 24px rgba(26, 26, 46, 0.08);
  --shadow-modal: 0 24px 60px rgba(26, 26, 46, 0.35);
  --shadow-selection: 0 0 0 3px rgba(30, 95, 110, 0.08);

  /* Transitions */
  --duration-fast: 150ms;
  --duration-card: 180ms;
  --duration-modal: 200ms;

  /* Animation — easing */
  --ease-enter: ease-out;
  --ease-state: ease-in-out;
}

/* ----------------------------------------------------------------
   Base resets for COVE
   ---------------------------------------------------------------- */
@layer base {
  body.cove {
    font-family: var(--font-body);
    color: var(--color-ink);
    background-color: var(--color-cream);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* Focus ring — 2px cove outline with 2px offset on all interactive elements */
  .cove :focus-visible {
    outline: 2px solid var(--color-cove);
    outline-offset: 2px;
  }

  /* Reduced motion */
  @media (prefers-reduced-motion: reduce) {
    .cove *,
    .cove *::before,
    .cove *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 80ms !important;
    }
  }
}

/* ----------------------------------------------------------------
   Component utilities
   ---------------------------------------------------------------- */
@layer components {
  /* Monospace label — small all-caps eyebrow */
  .cove-label {
    font-family: var(--font-mono);
    font-size: var(--text-10);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-muted);
  }

  .cove-label-lg {
    font-family: var(--font-mono);
    font-size: var(--text-11);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-muted);
  }

  /* Display heading — serif */
  .cove-display {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.15;
  }

  .cove-display-34 {
    font-family: var(--font-display);
    font-size: var(--text-34);
    font-weight: 500;
    line-height: 1.1;
    letter-spacing: -0.8px;
  }

  .cove-display-28 {
    font-family: var(--font-display);
    font-size: var(--text-28);
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.6px;
  }

  .cove-display-22 {
    font-family: var(--font-display);
    font-size: var(--text-22);
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: -0.4px;
  }

  .cove-display-18 {
    font-family: var(--font-display);
    font-size: var(--text-18);
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: -0.3px;
  }

  /* Status badges */
  .cove-badge {
    font-family: var(--font-mono);
    font-size: var(--text-10);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 2px 8px;
    border-radius: var(--radius-badge);
    display: inline-block;
    line-height: 1.4;
  }

  .cove-badge-open {
    background-color: var(--color-status-open-bg);
    color: var(--color-status-open-text);
  }

  .cove-badge-closed {
    background-color: var(--color-status-closed-bg);
    color: var(--color-status-closed-text);
  }

  .cove-badge-draft {
    background-color: var(--color-status-draft-bg);
    color: var(--color-status-draft-text);
  }

  /* LIVE · UNPUBLISHED EDITS uses draft colors per §2.1 */
  .cove-badge-live-edits {
    background-color: var(--color-status-draft-bg);
    color: var(--color-status-draft-text);
  }

  /* Primary button */
  .cove-btn-primary {
    font-family: var(--font-body);
    font-size: var(--text-13);
    font-weight: 500;
    background-color: var(--color-ink);
    color: var(--color-cream);
    border: none;
    border-radius: var(--radius-md);
    padding: 10px 18px;
    cursor: pointer;
    transition: background-color var(--duration-fast) var(--ease-state);
  }

  .cove-btn-primary:hover {
    background-color: var(--color-ink);
  }

  .cove-btn-primary:disabled {
    background-color: var(--color-line);
    color: var(--color-muted);
    cursor: not-allowed;
  }

  /* Secondary button */
  .cove-btn-secondary {
    font-family: var(--font-body);
    font-size: var(--text-13);
    font-weight: 500;
    background-color: transparent;
    color: var(--color-muted);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-sm);
    padding: 6px 14px;
    cursor: pointer;
    transition:
      color var(--duration-fast) var(--ease-state),
      border-color var(--duration-fast) var(--ease-state);
  }

  .cove-btn-secondary:hover {
    color: var(--color-ink);
    border-color: var(--color-muted);
  }

  /* Ghost/link button */
  .cove-btn-ghost {
    font-family: var(--font-body);
    font-size: var(--text-13);
    font-weight: 400;
    background: none;
    border: none;
    color: var(--color-cove);
    cursor: pointer;
    padding: 0;
    text-decoration: none;
  }

  .cove-btn-ghost:hover {
    text-decoration: underline;
  }

  /* Card */
  .cove-card {
    background-color: var(--color-paper);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    padding: 18px;
  }

  .cove-card-clickable {
    cursor: pointer;
    transition:
      border-color var(--duration-card) var(--ease-enter),
      box-shadow var(--duration-card) var(--ease-enter);
  }

  .cove-card-clickable:hover {
    border-color: var(--color-cove);
    box-shadow: var(--shadow-card-hover);
  }

  /* Input */
  .cove-input {
    font-family: var(--font-body);
    font-size: var(--text-13);
    background-color: var(--color-paper);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: 8px 14px;
    color: var(--color-ink);
    transition: border-color var(--duration-fast) var(--ease-state);
  }

  .cove-input:focus {
    border-color: var(--color-cove);
    outline: none;
  }

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

  /* Modal */
  .cove-modal-scrim {
    position: fixed;
    inset: 0;
    background: rgba(26, 26, 46, 0.55);
    backdrop-filter: blur(2px);
    z-index: 50;
    opacity: 0;
    transition: opacity var(--duration-modal) var(--ease-enter);
  }

  .cove-modal-scrim.active {
    opacity: 1;
  }

  .cove-modal {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    width: 620px;
    max-width: calc(100vw - 40px);
    background-color: var(--color-cream);
    border-radius: var(--radius-modal);
    box-shadow: var(--shadow-modal);
    z-index: 51;
    opacity: 0;
    transition:
      opacity var(--duration-modal) var(--ease-enter),
      transform var(--duration-modal) var(--ease-enter);
  }

  .cove-modal.active {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }

  /* Empty state */
  .cove-empty {
    text-align: center;
    padding: 40px 20px 60px;
    color: var(--color-muted);
  }

  .cove-empty-glyph {
    font-size: 32px;
    opacity: 0.3;
    margin-bottom: 12px;
  }

  .cove-empty-text {
    font-size: var(--text-12);
    line-height: 1.6;
    max-width: 280px;
    margin: 0 auto;
  }

  /* Loading skeleton shimmer */
  .cove-skeleton {
    background-color: var(--color-subtle);
    border-radius: var(--radius-sm);
    animation: cove-shimmer 1.2s ease-in-out infinite;
  }

  @keyframes cove-shimmer {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
  }

  /* Kbd pill (for shortcut hints) */
  .cove-kbd {
    font-family: var(--font-mono);
    font-size: var(--text-10);
    background-color: var(--color-subtle);
    border-radius: var(--radius-badge);
    padding: 2px 6px;
    color: var(--color-muted);
  }

  /* Launcher path cards — hover and focus states */
  .launcher-card:not([data-disabled]):hover,
  .launcher-card:not([data-disabled])[data-focused="true"] {
    border-color: var(--color-cove);
    background-color: var(--color-cove-light);
  }

  .launcher-card:not([data-disabled]):hover .launcher-card-icon,
  .launcher-card:not([data-disabled])[data-focused="true"] .launcher-card-icon {
    background-color: var(--color-cove);
    color: var(--color-cream);
  }

  .launcher-card:not([data-disabled]):hover .launcher-card-detail,
  .launcher-card:not([data-disabled])[data-focused="true"] .launcher-card-detail {
    opacity: 1;
  }

  /* Checkbox — three states: off, on, mixed */
  .cove-checkbox {
    width: 16px;
    height: 16px;
    border-radius: 3px;
    border: 1.5px solid var(--color-line);
    background: var(--color-paper);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-cream);
    font-size: 10px;
    line-height: 1;
    cursor: pointer;
    flex-shrink: 0;
    user-select: none;
  }

  .cove-checkbox[data-state="on"] {
    background: var(--color-cove);
    border-color: var(--color-cove);
  }

  .cove-checkbox[data-state="on"]::after {
    content: "✓";
  }

  .cove-checkbox[data-state="mixed"] {
    background: var(--color-cove);
    border-color: var(--color-cove);
  }

  .cove-checkbox[data-state="mixed"]::after {
    content: "–";
  }

  /* Type picker cards — hover and focus states */
  .type-picker-card:hover,
  .type-picker-card[data-focused="true"] {
    border-color: var(--color-cove);
    background-color: var(--color-cove-light);
  }

  .type-picker-card:hover .type-picker-card-icon,
  .type-picker-card[data-focused="true"] .type-picker-card-icon {
    background-color: var(--color-cove);
    color: var(--color-cream);
  }

  /* Template cards — hover state */
  .template-card:hover {
    border-color: var(--color-cove);
    box-shadow: var(--shadow-card-hover);
  }

  .template-card:hover .template-card-use-btn {
    background-color: var(--color-ink) !important;
    color: var(--color-cream) !important;
  }
}