/* Global site styles shared by every page. Extracted from partials/head.ejs
   so browsers cache one file across page views instead of re-parsing it inline
   on every request. Cache-busted via the cssVersion local (see server.js). */

  :root {
    color-scheme: light; /* deliberate: see dark-mode note in the SEO backlog */
    --primary: #071F26;
    --primary-hover: #0a2e38;
    --primary-light: rgba(7,31,38,0.06);
    --secondary: #1a3a45;
    --accent: #16A34A;
    --accent-hover: #15803d;
    --accent-light: rgba(22,163,74,0.08);
    --warning: #D97706;
    --warning-light: rgba(217,119,6,0.08);
    --destructive: #DC2626;
    --success: #16a34a;
    --bg: #ffffff;
    --bg-subtle: #f8f9fa;
    --fg: #111111;
    --fg-secondary: #444444;
    --card: rgba(255,255,255,0.9);
    --card-fg: #111111;
    --muted: rgba(0,0,0,0.04);
    --muted-fg: #666666;
    --border: rgba(0,0,0,0.1);
    --ring: #071F26;
    --radius: 14px;
    --shadow: 0 4px 24px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.1), 0 2px 8px rgba(0,0,0,0.06);
    --transition: 200ms ease-out;
    --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
  }

  html[data-page-loading] { overflow: hidden; }

  html[data-page-loading]::before,
  html[data-page-loading]::after {
    position: fixed;
    opacity: 0;
    transition: opacity 180ms ease-out;
  }

  html[data-page-loading]::before {
    content: 'Loading Rima…';
    inset: 0;
    z-index: 2147483646;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 76px;
    background:
      radial-gradient(circle at 50% 42%, rgba(22,163,74,0.1), transparent 28%),
      #ffffff;
    color: #071F26;
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    pointer-events: none;
  }

  html[data-page-loading]::after {
    content: '';
    z-index: 2147483647;
    top: 50%;
    left: 50%;
    width: 38px;
    height: 38px;
    margin: -34px 0 0 -19px;
    border: 3px solid rgba(7,31,38,0.14);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: pageLoaderSpin 750ms linear infinite;
    pointer-events: none;
  }

  html[data-page-loading][data-page-loader-visible]::before,
  html[data-page-loading][data-page-loader-visible]::after {
    opacity: 1;
  }

  html[data-page-loading][data-page-loader-visible]::before { pointer-events: auto; }

  @keyframes pageLoaderSpin { to { transform: rotate(360deg); } }

  * { box-sizing: border-box; margin: 0; padding: 0; }

  body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--fg);
    line-height: 1.6;
    min-height: 100dvh;
    position: relative;
    overflow-x: hidden;
  }

  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
      radial-gradient(ellipse 80% 60% at 10% 0%, rgba(7,31,38,0.04) 0%, transparent 60%),
      radial-gradient(ellipse 60% 50% at 90% 100%, rgba(22,163,74,0.03) 0%, transparent 50%),
      radial-gradient(ellipse 40% 40% at 50% 50%, rgba(7,31,38,0.02) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
  }

  h1, h2, h3, h4 {
    font-family: var(--font-sans);
    font-weight: 600;
    line-height: 1.3;
  }

  code, pre, kbd, samp {
    font-family: var(--font-mono);
  }

  a { color: var(--primary); text-decoration: none; }
  a:hover { text-decoration: underline; }

  .container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
  }

  .container-wide {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
  }

  .card {
    background: var(--card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: box-shadow var(--transition), border-color var(--transition);
  }

  .card:hover {
    box-shadow: var(--shadow-lg);
    border-color: rgba(0,0,0,0.15);
  }

  .card-body { padding: 24px; }

  .btn {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: 8px;
    border: 1px solid transparent;
    cursor: pointer;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
  }

  .btn:hover { text-decoration: none; }
  .btn:active { transform: scale(0.97); }
  .btn svg { width: 16px; height: 16px; }

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

  .btn-accent { background: var(--accent); color: #fff; border-color: var(--accent); }
  .btn-accent:hover { background: var(--accent-hover); }

  .btn-outline { background: transparent; color: var(--fg-secondary); border-color: var(--border); }
  .btn-outline:hover { background: var(--muted); border-color: rgba(0,0,0,0.2); color: var(--fg); }

  .btn-ghost { background: transparent; color: var(--fg-secondary); border-color: transparent; }
  .btn-ghost:hover { background: var(--muted); color: var(--fg); }

  .btn-danger { background: var(--destructive); color: #fff; border-color: var(--destructive); }
  .btn-danger:hover { background: #b91c1c; }

  .btn-sm { font-size: 0.8rem; padding: 8px 14px; min-height: 36px; }
  .btn-lg { font-size: 1rem; padding: 14px 28px; min-height: 52px; }

  button { cursor: pointer; }

  input, select, textarea {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-subtle);
    color: var(--fg);
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
    min-height: 44px;
    width: 100%;
  }

  input:focus, select:focus, textarea:focus {
    border-color: var(--ring);
    box-shadow: 0 0 0 3px rgba(7,31,38,0.12);
  }

  input::placeholder, textarea::placeholder { color: #999999; }

  .form-group { display: flex; flex-direction: column; gap: 6px; }

  .form-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--muted-fg);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .form-label svg { width: 14px; height: 14px; }

  .badge {
    font-size: 0.72rem;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 20px;
    background: var(--muted);
    color: var(--muted-fg);
  }

  .badge-primary { background: var(--primary-light); color: var(--primary); }
  .badge-accent { background: var(--accent-light); color: var(--accent); }

  .sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0); border: 0;
  }

  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .fade-in { animation: fadeIn 300ms ease-out forwards; }

  /* Touch devices: 48px minimum tap targets (WCAG 2.5.8 / Lighthouse). */
  @media (pointer: coarse) {
    .btn { min-height: 48px; }
    .btn-sm { min-height: 44px; }
    .toast-close { padding: 8px; }
  }

  @media (prefers-reduced-motion: reduce) {
    html[data-page-loading]::before,
    html[data-page-loading]::after { transition: none; }
    html[data-page-loading]::after { animation: none; }
    .fade-in { animation: none; }
    .btn:active { transform: none; }
  }

  /* Toast Notifications */
  .toast-container {
    position: fixed; top: 24px; right: 24px; z-index: 9999;
    display: flex; flex-direction: column; gap: 10px;
    pointer-events: none; max-width: 420px; width: calc(100% - 48px);
  }

  .toast {
    pointer-events: auto; display: flex; align-items: flex-start; gap: 10px;
    padding: 14px 16px; border-radius: 10px;
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border); box-shadow: 0 16px 44px rgba(0,0,0,0.18);
    font-size: 0.875rem; line-height: 1.5; color: var(--fg);
    animation: toastIn 300ms ease-out forwards; position: relative; overflow: hidden;
  }
  .toast.removing { animation: toastOut 250ms ease-in forwards; }
  .toast-icon { width: 20px; height: 20px; flex-shrink: 0; margin-top: 1px; }
  .toast-body { flex: 1; min-width: 0; }
  .toast-title { font-weight: 600; font-size: 0.82rem; margin-bottom: 2px; }
  .toast-message { font-size: 0.82rem; color: var(--fg-secondary); word-break: break-word; }
  .toast-close {
    background: none; border: none; color: var(--muted-fg); cursor: pointer; padding: 2px;
    flex-shrink: 0; border-radius: 4px; display: flex; align-items: center; justify-content: center;
    transition: color var(--transition), background var(--transition);
  }
  .toast-close:hover { color: var(--fg); background: rgba(0,0,0,0.06); }
  .toast-close svg { width: 16px; height: 16px; }
  .toast-progress {
    position: absolute; bottom: 0; left: 0; height: 3px;
    border-radius: 0 0 10px 10px; animation: toastProgress linear forwards;
  }
  .toast--success { background: #ecfdf3; border-color: rgba(22,163,74,0.45); }
  .toast--success .toast-icon { color: #16a34a; }
  .toast--success .toast-title { color: #166534; }
  .toast--success .toast-progress { background: #16a34a; }
  .toast--error { background: #dc2626; border-color: #b91c1c; color: #fff; }
  .toast--error .toast-icon,
  .toast--error .toast-title,
  .toast--error .toast-message,
  .toast--error .toast-close { color: #fff; }
  .toast--error .toast-close:hover { background: rgba(255,255,255,0.14); }
  .toast--error .toast-progress { background: rgba(255,255,255,0.82); }
  .toast--warning { background: #fffbeb; border-color: rgba(217,119,6,0.48); }
  .toast--warning .toast-icon { color: #d97706; }
  .toast--warning .toast-title { color: #92400e; }
  .toast--warning .toast-progress { background: #d97706; }
  .toast--info { background: #f0f9ff; border-color: rgba(7,31,38,0.35); }
  .toast--info .toast-icon { color: #071F26; }
  .toast--info .toast-title { color: #071F26; }
  .toast--info .toast-progress { background: #071F26; }

  @keyframes toastIn { from { opacity: 0; transform: translateX(40px) scale(0.96); } to { opacity: 1; transform: translateX(0) scale(1); } }
  @keyframes toastOut { from { opacity: 1; transform: translateX(0) scale(1); } to { opacity: 0; transform: translateX(40px) scale(0.96); } }
  @keyframes toastProgress { from { width: 100%; } to { width: 0%; } }

  @media (prefers-reduced-motion: reduce) {
    .toast, .toast.removing { animation: none; }
    .toast-progress { animation: none; }
  }