/* Apsarā LMS — plain CSS, no build step.
   Tokens come from the public site (www.simona-apsara.com). */

@layer tokens, base, components, layout;

@layer tokens {
  :root {
    --color-light: #fffbf0;
    --color-light-darker: #f9f5e8;
    --color-dark: #22221f;
    --color-muted: #6b675c;
    --color-accent: #e3b55a;
    --color-accent-hover: #ffe560;
    --color-pomegranate: #660c21;
    --color-bindu: #bb020a;
    --color-line: rgba(86, 68, 24, 0.14);
    --font-heading: Marcellus, "Palatino Linotype", Palatino, Georgia, serif;
    --font-body: Satoshi, "Helvetica Neue", Helvetica, Arial, sans-serif;
    --radius-card: 12px;
    --radius-pill: 60px;
    --gutter: 16px;
    --measure: 1080px;
  }
}

@layer base {
  *, *::before, *::after { box-sizing: border-box; }

  body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--color-light);
    color: var(--color-dark);
    font-family: var(--font-body);
    font-size: 18px;
    line-height: 1.35;
  }

  h1, h2, h3 { font-family: var(--font-heading); font-weight: 400; line-height: 1.2; margin: 0 0 0.5em; }
  h1 { font-size: clamp(34px, 6vw, 54px); }
  h2 { font-size: 28px; }
  p { margin: 0 0 1em; }
  a { color: inherit; }

  :focus-visible { outline: 3px solid var(--color-pomegranate); outline-offset: 2px; }
  button, input, select { font: inherit; color: inherit; }
}

@layer components {
  .label {
    display: block;
    margin-bottom: 10px;
    color: var(--color-pomegranate);
    font-size: 14px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 52px;
    padding: 0 32px;
    border: 0;
    border-radius: var(--radius-pill);
    background: var(--color-accent);
    color: var(--color-dark);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.2s;
  }
  .btn:hover { background: var(--color-accent-hover); }
  .btn-ghost { background: transparent; border: 1px solid var(--color-dark); }
  .btn-ghost:hover { background: var(--color-light-darker); }
  .btn-small { height: 40px; padding: 0 18px; font-size: 16px; }

  .link {
    padding: 0;
    border: 0;
    background: none;
    text-decoration: underline;
    cursor: pointer;
  }

  .card {
    margin: 0 0 24px;
    padding: 28px;
    border-radius: var(--radius-card);
    background: var(--color-light-darker);
    border: 1px solid var(--color-line);
  }
  .card-narrow { max-width: 520px; margin: 6vh auto 24px; }
  .card > :last-child { margin-bottom: 0; }

  .form { display: grid; gap: 18px; margin: 0 0 1em; }
  .form-row { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); align-items: end; }
  .field { display: grid; gap: 6px; font-size: 16px; }
  .field input, .field select {
    width: 100%;
    height: 48px;
    padding: 0 16px;
    border: 1px solid var(--color-dark);
    border-radius: var(--radius-pill);
    background: #fff;
    font-size: 18px;
  }
  .otp-input { letter-spacing: 0.2em; text-transform: uppercase; font-variant-numeric: tabular-nums; }

  .notice {
    padding: 12px 16px;
    border-radius: var(--radius-card);
    border: 1px solid var(--color-line);
    background: #fff;
  }
  .notice-error { border-color: var(--color-bindu); color: var(--color-bindu); }

  .badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--radius-pill);
    background: var(--color-accent);
    font-size: 14px;
  }
  .badge-off { background: transparent; border: 1px solid var(--color-muted); color: var(--color-muted); }

  .empty-state { color: var(--color-muted); }

  .table-wrap { overflow-x: auto; }
  .table { width: 100%; border-collapse: collapse; font-size: 16px; }
  .table th, .table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--color-line); white-space: nowrap; }
  .table th { font-weight: 500; color: var(--color-muted); font-size: 14px; }
  .table tr:last-child td { border-bottom: 0; }
  .table-dense td { padding: 6px 12px; font-size: 14px; }
  .cell-action { text-align: right; }
}

@layer layout {
  .nav { border-bottom: 1px solid var(--color-line); background: var(--color-light); }
  .area-admin .nav { background: var(--color-pomegranate); color: var(--color-light-darker); }
  .area-admin .nav .btn-ghost { border-color: var(--color-light-darker); color: var(--color-light-darker); }
  .area-admin .nav .btn-ghost:hover { background: rgba(255, 251, 240, 0.2); }
  .area-admin .nav :focus-visible { outline-color: var(--color-accent); }

  .nav-inner {
    max-width: var(--measure);
    margin: 0 auto;
    padding: 14px var(--gutter);
    min-height: 72px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }
  .brand { font-family: var(--font-heading); font-size: 24px; text-decoration: none; }
  .brand-mark { color: var(--color-accent); }
  .nav-links { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; font-size: 16px; }
  .nav-user { opacity: 0.75; }
  .lang { display: inline-flex; gap: 2px; }
  .lang-btn { padding: 4px 8px; border: 0; border-radius: 6px; background: none; cursor: pointer; opacity: 0.6; }
  .lang-btn.is-current { opacity: 1; font-weight: 700; text-decoration: underline; }

  .page { flex: 1; width: 100%; max-width: var(--measure); margin: 0 auto; padding: 40px var(--gutter) 64px; }

  .footer {
    padding: 28px var(--gutter);
    background: var(--color-pomegranate);
    color: var(--color-light-darker);
    text-align: center;
    font-size: 16px;
  }
}