@layer reset, tokens, base, layout, components;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html, body { height: 100%; margin: 0; }
  ul { list-style: none; margin: 0; padding: 0; }
  button { font: inherit; color: inherit; background: none; border: 0; }
  a { color: inherit; text-decoration: none; }
  img { max-width: 100%; display: block; }
  table { border-collapse: collapse; width: 100%; }
}

@layer tokens {
  :root {
    /* institutional palette, sampled from logo.png */
    --navy-950: #0d2036;
    --navy-900: #163967;
    --navy-800: #1c4373;
    --navy-700: #074785;
    --blue-600: #1e96d4;
    --blue-500: #3fb2e8;
    --blue-100: #e4f3fb;

    /* Ruta Evelyn dimension hues, in logo order (never cycled) */
    --hue-perfil: #ee8a1b;
    --hue-academica: #5cc2e8;
    --hue-steam: #35a937;
    --hue-liderazgo: #e84625;
    --hue-bienestar: #5c4898;

    /* pasteles de grupo (Gestión Académica → Calificación por Procesos):
       un color distinto por cada uno de los 4 procesos institucionales
       fijos, en el orden de ProcesoEvaluacion (Apropiación, Profundización,
       Autoevaluación, Transferencia) — nunca los mismos tonos que
       status-good/-warn/-crit, para no confundirse con esos semáforos. */
    --proc1-bg: #efe7fb;
    --proc1-ink: #6a4fb3;
    --proc2-bg: #e3f6f0;
    --proc2-ink: #1f8e6e;
    --proc3-bg: #fdeee0;
    --proc3-ink: #b4650c;
    --proc4-bg: #fbe6ef;
    --proc4-ink: #b03d75;

    /* status semantics, reserved, never reused as category color */
    --status-good: #2f9e46;
    --status-good-soft: #e5f6ea;
    --status-warn: #c98a00;
    --status-warn-soft: #fbf0dc;
    --status-crit: #cf2f27;
    --status-crit-soft: #fbe6e4;

    /* neutrals biased toward navy, not pure grey */
    --surface: #ffffff;
    --surface-sunken: #f4f6fb;
    --surface-raised: #ffffff;
    --border: #dfe4ee;
    --border-soft: #ebeef5;
    --ink-900: #10233d;
    --ink-700: #33455e;
    --ink-500: #5c6c84;
    --ink-400: #8493aa;
    --sidebar-bg: var(--navy-900);
    --sidebar-bg-active: rgba(255, 255, 255, .08);
    --sidebar-ink: #cfe0f2;
    --sidebar-ink-muted: #7f9dbd;
    --sidebar-border: rgba(255, 255, 255, .08);
    --accent: var(--blue-600);
    --shadow-card: 0 1px 2px rgba(13, 32, 54, .06), 0 8px 24px -12px rgba(13, 32, 54, .12);
    --focus-ring: #3fb2e8;
  }

  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --surface: #132846;
      --surface-sunken: #0d2036;
      --surface-raised: #17304f;
      --border: #23405f;
      --border-soft: #1b3350;
      --ink-900: #eef3fa;
      --ink-700: #c3d2e4;
      --ink-500: #93a7c0;
      --ink-400: #6e8299;
      --sidebar-bg: #0a1830;
      --sidebar-bg-active: rgba(255, 255, 255, .07);
      --sidebar-ink: #cfe0f2;
      --sidebar-ink-muted: #6e8ba8;
      --sidebar-border: rgba(255, 255, 255, .06);
      --accent: var(--blue-500);
      --status-good-soft: #123322;
      --status-warn-soft: #3a2c0d;
      --status-crit-soft: #3a1815;
      --proc1-bg: #2b2149;
      --proc1-ink: #c9b8f0;
      --proc2-bg: #123328;
      --proc2-ink: #7fe0c4;
      --proc3-bg: #3a260f;
      --proc3-ink: #f3c89a;
      --proc4-bg: #3a1830;
      --proc4-ink: #f0b8d2;
      --shadow-card: 0 1px 2px rgba(0, 0, 0, .24), 0 12px 28px -14px rgba(0, 0, 0, .5);
    }
  }
  :root[data-theme="dark"] {
    --surface: #132846;
    --surface-sunken: #0d2036;
    --surface-raised: #17304f;
    --border: #23405f;
    --border-soft: #1b3350;
    --ink-900: #eef3fa;
    --ink-700: #c3d2e4;
    --ink-500: #93a7c0;
    --ink-400: #6e8299;
    --sidebar-bg: #0a1830;
    --sidebar-bg-active: rgba(255, 255, 255, .07);
    --sidebar-ink: #cfe0f2;
    --sidebar-ink-muted: #6e8ba8;
    --sidebar-border: rgba(255, 255, 255, .06);
    --accent: var(--blue-500);
    --status-good-soft: #123322;
    --status-warn-soft: #3a2c0d;
    --status-crit-soft: #3a1815;
    --proc1-bg: #2b2149;
    --proc1-ink: #c9b8f0;
    --proc2-bg: #123328;
    --proc2-ink: #7fe0c4;
    --proc3-bg: #3a260f;
    --proc3-ink: #f3c89a;
    --proc4-bg: #3a1830;
    --proc4-ink: #f0b8d2;
    --shadow-card: 0 1px 2px rgba(0, 0, 0, .24), 0 12px 28px -14px rgba(0, 0, 0, .5);
  }
}

@layer base {
  body {
    background: var(--surface-sunken);
    color: var(--ink-900);
    font-family: -apple-system, "Segoe UI", "Inter", Roboto, Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 1.45;
    -webkit-font-smoothing: antialiased;
  }
  h1, h2, h3 { text-wrap: balance; font-weight: 700; letter-spacing: -0.01em; color: var(--ink-900); margin: 0; }
  p { margin: 0; }
  .num { font-variant-numeric: tabular-nums; font-feature-settings: "tnum" 1; }
  :focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; border-radius: 4px; }
  @media (prefers-reduced-motion: no-preference) {
    .nav-item, .btn, .card, .stat, .theme-toggle button { transition: background-color .15s ease, border-color .15s ease, transform .15s ease; }
  }
}

@layer layout {
  .shell { display: grid; grid-template-columns: 272px 1fr; min-height: 100vh; }
  .sidebar {
    background: var(--sidebar-bg);
    color: var(--sidebar-ink);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    border-right: 1px solid var(--sidebar-border);
  }
  .main { display: flex; flex-direction: column; min-width: 0; }
  .content {
    padding: 28px 32px 56px;
    display: flex;
    flex-direction: column;
    gap: 28px;
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
  }
  .stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
  .ruta-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
  .lower-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 20px; align-items: start; }
  .menu-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
  @media (max-width: 1100px) {
    .stat-row, .ruta-grid, .menu-grid { grid-template-columns: repeat(2, 1fr); }
    .lower-grid { grid-template-columns: 1fr; }
  }
  /* <=1024px: la barra lateral deja de ser columna y pasa a drawer off-canvas
     (ver @layer responsive al final del archivo y public/js/app.js). */
  @media (max-width: 1024px) {
    .shell { grid-template-columns: 1fr; }
  }
}

@layer components {
  /* ---- sidebar ---- */
  /* Marca del menú lateral: escudo centrado como punto focal, texto debajo. */
  .brand { position: relative; display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 26px 18px 20px; text-align: center; border-bottom: 1px solid var(--sidebar-border); }
  .brand img { width: 96px; height: 96px; border-radius: 50%; flex-shrink: 0; box-shadow: 0 0 0 6px rgba(255, 255, 255, .045), 0 12px 28px -10px rgba(0, 0, 0, .6); }
  .brand-name { max-width: 100%; font-size: 13.5px; font-weight: 700; color: #fff; line-height: 1.3; letter-spacing: -0.01em; white-space: nowrap; }
  .brand-tag { font-size: 10px; font-weight: 600; color: var(--blue-500); letter-spacing: .12em; text-transform: uppercase; margin-top: 4px; }
  .brand .sidebar-close { position: absolute; top: 12px; right: 12px; margin: 0; }
  @media (max-height: 720px) {
    .brand { gap: 10px; padding: 18px 16px 14px; }
    .brand img { width: 68px; height: 68px; }
  }
  @media (min-width: 1920px) and (min-height: 721px) { .brand img { width: 112px; height: 112px; } }
  @media (min-width: 2560px) and (min-height: 721px) { .brand img { width: 128px; height: 128px; } }

  .nav { padding: 10px 12px 20px; flex: 1; }
  .nav-group { margin-bottom: 4px; }
  .nav-group-label { font-size: 10.5px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--sidebar-ink-muted); padding: 14px 10px 6px; }
  .nav-accordion { margin-bottom: 4px; }
  .nav-accordion > summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; }
  .nav-accordion > summary::-webkit-details-marker { display: none; }
  .nav-accordion > summary:hover { color: var(--sidebar-ink); }
  .nav-accordion > .nav-group { margin-bottom: 0; }
  .nav-accordion-chevron { width: 13px; height: 13px; flex-shrink: 0; margin-right: 10px; transition: transform .15s ease; }
  .nav-accordion[open] > summary .nav-accordion-chevron { transform: rotate(180deg); }
  .nav-item { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 8px; font-size: 13px; font-weight: 500; color: var(--sidebar-ink); cursor: pointer; }
  .nav-item svg { width: 16px; height: 16px; flex-shrink: 0; opacity: .85; }
  .nav-item:hover { background: var(--sidebar-bg-active); }
  .nav-item.active { background: var(--accent); color: #fff; }
  .nav-item.active svg { opacity: 1; }
  .nav-badge { margin-left: auto; font-size: 10.5px; font-weight: 700; background: var(--status-crit); color: #fff; border-radius: 999px; padding: 1px 7px; font-variant-numeric: tabular-nums; }
  .nav-item.active .nav-badge { background: rgba(255, 255, 255, .28); }
  .sidebar-foot { padding: 14px 18px 18px; border-top: 1px solid var(--sidebar-border); font-size: 11px; color: var(--sidebar-ink-muted); }

  /* ---- topbar ---- */
  .topbar { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 16px; padding: 14px 32px; background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border-soft); }
  .search { display: flex; align-items: center; gap: 8px; background: var(--surface-sunken); border: 1px solid var(--border); border-radius: 9px; padding: 7px 12px; color: var(--ink-400); font-size: 13px; width: 320px; max-width: 40vw; }
  .search svg { width: 15px; height: 15px; flex-shrink: 0; }
  .topbar-spacer { flex: 1; }
  .icon-btn { position: relative; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 9px; color: var(--ink-500); cursor: pointer; }
  .icon-btn:hover { background: var(--surface-sunken); }
  .icon-btn svg { width: 18px; height: 18px; }
  .dot { position: absolute; top: 6px; right: 7px; width: 7px; height: 7px; border-radius: 50%; background: var(--status-crit); border: 1.5px solid var(--surface); }
  .theme-toggle { display: flex; align-items: center; gap: 4px; background: var(--surface-sunken); border: 1px solid var(--border); border-radius: 999px; padding: 3px; }
  .theme-toggle button { width: 26px; height: 26px; display: grid; place-items: center; border-radius: 999px; color: var(--ink-400); cursor: pointer; }
  .theme-toggle svg { width: 14px; height: 14px; }
  .theme-toggle button[aria-pressed="true"] { background: var(--surface-raised); color: var(--accent); box-shadow: var(--shadow-card); }
  .user { display: flex; align-items: center; gap: 9px; padding-left: 12px; margin-left: 4px; border-left: 1px solid var(--border); cursor: pointer; }
  .avatar { width: 32px; height: 32px; border-radius: 50%; background: linear-gradient(135deg, var(--navy-700), var(--blue-600)); color: #fff; display: grid; place-items: center; font-size: 12px; font-weight: 700; }
  .user-name { font-size: 12.5px; font-weight: 600; line-height: 1.2; }
  .user-role { font-size: 11px; color: var(--ink-400); }

  /* ---- headings ---- */
  .page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; }
  .page-head h1 { font-size: 22px; }
  .page-head p { color: var(--ink-500); font-size: 13px; margin-top: 3px; }
  .btn { display: inline-flex; align-items: center; gap: 7px; padding: 9px 16px; border-radius: 9px; font-size: 13px; font-weight: 600; cursor: pointer; white-space: nowrap; }
  .btn svg { width: 14px; height: 14px; }
  .btn-primary { background: var(--accent); color: #fff; }
  .btn-primary:hover { background: var(--navy-700); }
  .btn-ghost { background: var(--surface); border: 1px solid var(--border); color: var(--ink-700); }
  .btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
  .btn-danger { background: var(--status-crit-soft); color: var(--status-crit); }
  .btn-danger:hover { background: var(--status-crit); color: #fff; }
  .btn[disabled] { opacity: .5; cursor: not-allowed; }

  /* ---- cards / stats ---- */
  .card { background: var(--surface); border: 1px solid var(--border-soft); border-radius: 14px; box-shadow: var(--shadow-card); }
  .stat { padding: 18px; display: flex; flex-direction: column; gap: 10px; }
  .stat-top { display: flex; align-items: center; justify-content: space-between; }
  .stat-icon { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; }
  .stat-icon svg { width: 17px; height: 17px; }
  a.stat-icon { transition: transform .15s ease, box-shadow .15s ease; }
  a.stat-icon:hover { transform: scale(1.08); box-shadow: 0 0 0 3px var(--status-crit-soft); }
  .stat-label { font-size: 12px; color: var(--ink-500); font-weight: 600; }
  .stat-value { font-size: 26px; font-weight: 700; letter-spacing: -0.02em; }
  .stat-delta { font-size: 11.5px; font-weight: 600; display: inline-flex; align-items: center; gap: 3px; width: fit-content; }
  .stat-delta.up { color: var(--status-good); }
  .stat-delta.down { color: var(--status-crit); }
  .stat-delta svg { width: 11px; height: 11px; }

  .section-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 12px; }
  .section-head h2 { font-size: 15.5px; }
  .section-head a { font-size: 12.5px; color: var(--accent); font-weight: 600; }

  .ruta-card { padding: 16px; display: flex; flex-direction: column; gap: 10px; }
  .ruta-icon { width: 32px; height: 32px; border-radius: 8px; display: grid; place-items: center; }
  .ruta-icon svg { width: 16px; height: 16px; color: #fff; }
  .ruta-name { font-size: 12.5px; font-weight: 700; }
  .ruta-sub { font-size: 11px; color: var(--ink-500); }
  .bar { height: 6px; border-radius: 999px; background: var(--surface-sunken); overflow: hidden; }
  .bar > span { display: block; height: 100%; border-radius: 999px; }
  .ruta-pct { font-size: 11px; font-weight: 700; color: var(--ink-700); align-self: flex-end; }

  /* semaforo */
  .semaforo-list { display: flex; flex-direction: column; }
  .semaforo-row { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--border-soft); }
  .semaforo-row:last-child { border-bottom: 0; }
  .pip { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
  .pip.good { background: var(--status-good); box-shadow: 0 0 0 3px var(--status-good-soft); }
  .pip.warn { background: var(--status-warn); box-shadow: 0 0 0 3px var(--status-warn-soft); }
  .pip.crit { background: var(--status-crit); box-shadow: 0 0 0 3px var(--status-crit-soft); }
  .semaforo-name { font-size: 12.5px; font-weight: 600; flex: 1; }
  .semaforo-meta { font-size: 11.5px; color: var(--ink-500); }
  .pill { font-size: 10.5px; font-weight: 700; padding: 3px 9px; border-radius: 999px; text-transform: uppercase; letter-spacing: .02em; }
  .pill.good { background: var(--status-good-soft); color: var(--status-good); }
  .pill.warn { background: var(--status-warn-soft); color: var(--status-warn); }
  .pill.crit { background: var(--status-crit-soft); color: var(--status-crit); }
  .pill.info { background: color-mix(in srgb, var(--blue-600) 16%, transparent); color: var(--blue-600); }

  /* alerts */
  .alert-row { display: flex; gap: 11px; padding: 12px 0; border-bottom: 1px solid var(--border-soft); }
  .alert-row:last-child { border-bottom: 0; }
  .alert-stripe { width: 3px; border-radius: 999px; align-self: stretch; flex-shrink: 0; }
  .alert-stripe.crit { background: var(--status-crit); }
  .alert-stripe.warn { background: var(--status-warn); }
  .alert-body { flex: 1; min-width: 0; }
  .alert-title { font-size: 12.5px; font-weight: 600; }
  .alert-meta { font-size: 11.5px; color: var(--ink-400); margin-top: 2px; }

  /* table */
  .table-wrap { overflow-x: auto; }
  th, td { text-align: left; padding: 10px 8px; font-size: 12.5px; white-space: nowrap; }
  thead th { color: var(--ink-400); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; border-bottom: 1px solid var(--border); }
  tbody td { border-bottom: 1px solid var(--border-soft); color: var(--ink-700); }
  tbody tr:last-child td { border-bottom: 0; }
  /* Grupos de proceso (Gestión Académica → Calificación por Procesos):
     colorea el encabezado (ambas filas) y las celdas de datos de las
     columnas de un mismo proceso, para diferenciarlos de un vistazo. */
  .proceso-color-1 { background: var(--proc1-bg); color: var(--proc1-ink); }
  .proceso-color-2 { background: var(--proc2-bg); color: var(--proc2-ink); }
  .proceso-color-3 { background: var(--proc3-bg); color: var(--proc3-ink); }
  .proceso-color-4 { background: var(--proc4-bg); color: var(--proc4-ink); }

  /* Grilla de Calificación por Procesos: fila al mínimo alto posible
     (muchos estudiantes × muchas columnas, prioriza ver más filas sin
     scroll sobre el padding cómodo del resto de tablas de la app). */
  .grilla-compacta th, .grilla-compacta td { padding: 2px 8px; line-height: 1.2; }
  .grilla-compacta thead th { padding: 4px 8px; }

  .student { display: flex; align-items: center; gap: 8px; }
  .student-avatar { width: 26px; height: 26px; border-radius: 50%; background: var(--surface-sunken); display: grid; place-items: center; font-size: 10.5px; font-weight: 700; color: var(--ink-500); flex-shrink: 0; }
  .grade { color: var(--ink-900); font-weight: 600; }
  .chip { display: inline-flex; align-items: center; font-size: 11px; font-weight: 600; padding: 3px 9px; border-radius: 999px; background: var(--surface-sunken); border: 1px solid var(--border); color: var(--ink-700); white-space: nowrap; }
  .chip-tight { margin-left: 6px; }

  /* ---- orientación: núcleo de casos (breadcrumb, filtros, banners, tabs) ---- */
  .o-breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; color: var(--ink-500); margin-bottom: 4px; flex-wrap: wrap; }
  .o-breadcrumb a { color: var(--ink-400); }
  .o-breadcrumb a:hover { color: var(--accent); }
  .o-breadcrumb-sep { color: var(--ink-400); }

  .o-actions { display: flex; gap: 10px; flex-wrap: wrap; }

  .o-filter-bar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
  .o-select { font: inherit; font-size: 13px; padding: 8px 12px; border-radius: 9px; border: 1px solid var(--border); background: var(--surface-sunken); color: var(--ink-700); }
  .o-select-sm { font-size: 12px; padding: 6px 10px; border-radius: 8px; }
  .o-input-sm { font-size: 11.5px; padding: 4px 8px; border-radius: 7px; border: 1px solid var(--border); background: var(--surface-sunken); color: var(--ink-700); font-family: inherit; }
  .o-textarea-sm { font-size: 11.5px; padding: 6px 8px; border-radius: 7px; border: 1px solid var(--border); background: var(--surface-sunken); color: var(--ink-700); font-family: inherit; width: 100%; resize: vertical; }
  .o-search-input { border: 0; background: transparent; font: inherit; width: 100%; color: inherit; }

  .o-banner { padding: 4px 16px; }
  .o-banner-head { padding: 12px 0 4px; font-size: 11px; font-weight: 700; letter-spacing: .02em; text-transform: uppercase; }
  .o-banner-crit { border-color: var(--status-crit); }
  .o-banner-crit .o-banner-head { color: var(--status-crit); }
  .o-banner-warn .o-banner-head { color: var(--status-warn); }
  .o-banner .alert-row { text-decoration: none; color: inherit; }

  .o-case-alert { padding: 16px 18px; border-color: var(--status-crit); background: var(--status-crit-soft); display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
  .o-case-alert-title { font-weight: 700; font-size: 13px; color: var(--status-crit); }
  .o-case-alert-desc { font-size: 12.5px; color: var(--status-crit); margin-top: 2px; }

  .o-empty-state { padding: 32px 24px; text-align: center; color: var(--ink-400); font-size: 12.5px; }

  .o-detail-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
  .o-chip-row { display: flex; gap: 8px; margin-top: 6px; flex-wrap: wrap; }

  .o-text-label { font-size: 11px; font-weight: 700; letter-spacing: .02em; text-transform: uppercase; color: var(--ink-400); margin-bottom: 4px; }
  .o-text-value { font-size: 13px; color: var(--ink-700); white-space: pre-line; }

  .o-count { font-size: 12.5px; color: var(--ink-400); }

  .o-check { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; cursor: pointer; }

  .o-toggle-form { padding: 20px 24px; margin-bottom: 14px; }
  .o-toggle-form summary { cursor: pointer; font-weight: 700; font-size: 14px; display: flex; align-items: center; justify-content: space-between; list-style: none; color: var(--ink-900); }
  .o-toggle-form summary::-webkit-details-marker { display: none; }
  .o-toggle-form summary::after { content: "+"; font-size: 19px; font-weight: 400; color: var(--accent); line-height: 1; }
  .o-toggle-form[open] summary::after { content: "\2013"; }
  .o-toggle-form form { margin-top: 16px; display: flex; flex-direction: column; gap: 16px; }
  .o-subtoggle summary { cursor: pointer; font-size: 12px; font-weight: 700; color: var(--accent); list-style: none; }
  .o-subtoggle summary::-webkit-details-marker { display: none; }
  .o-subtoggle form { margin-top: 10px; display: flex; flex-direction: column; gap: 10px; }

  .o-record-list { display: flex; flex-direction: column; gap: 12px; }
  .o-record { padding: 16px 20px; display: flex; flex-direction: column; gap: 8px; }
  .o-record-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; }
  .o-record-title { font-weight: 700; font-size: 13.5px; }
  .o-record-meta { font-size: 11.5px; color: var(--ink-400); }
  .o-record-line { font-size: 12.5px; color: var(--ink-700); }
  .o-record-line strong { color: var(--ink-900); }
  .o-record .btn-ghost { width: fit-content; }
  .o-inline-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

  .o-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); overflow-x: auto; }
  .o-tab { display: inline-flex; align-items: center; gap: 6px; padding: 10px 14px; font-size: 12.5px; font-weight: 600; color: var(--ink-500); border-bottom: 2px solid transparent; white-space: nowrap; cursor: pointer; margin-bottom: -1px; }
  .o-tab svg { width: 14px; height: 14px; flex-shrink: 0; }
  .o-tab:hover { color: var(--ink-900); }
  .o-tab.is-active { color: var(--accent); border-bottom-color: var(--accent); }
  .o-tab-count { font-size: 10.5px; font-weight: 700; background: var(--surface-sunken); color: var(--ink-500); border-radius: 999px; padding: 1px 7px; }
  .o-tab.is-active .o-tab-count { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); }
  .o-tabpanel { display: none; flex-direction: column; gap: 14px; }
  .o-tabpanel.is-active { display: flex; }

  /* ---- ficha de detalle (estudiante, etc.) ---- */
  .detail-head { display: flex; align-items: center; gap: 16px; }
  .detail-avatar { width: 64px; height: 64px; border-radius: 50%; background: linear-gradient(135deg, var(--navy-700), var(--blue-600)); color: #fff; display: grid; place-items: center; font-size: 20px; font-weight: 700; flex-shrink: 0; }
  .detail-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
  .detail-fact { display: flex; flex-direction: column; gap: 4px; padding: 14px 16px; }
  .detail-fact-label { font-size: 10.5px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-400); }
  .detail-fact-value { font-size: 14px; font-weight: 600; color: var(--ink-900); }
  @media (max-width: 720px) { .detail-facts { grid-template-columns: 1fr 1fr; } }

  /* ---- formularios (crear / editar registros) ---- */
  .form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .field { display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; font-weight: 600; color: var(--ink-700); }
  .field-full { grid-column: 1 / -1; }
  .field input, .field select, .field textarea {
    font: inherit;
    font-size: 13.5px;
    padding: 9px 12px;
    border-radius: 9px;
    border: 1px solid var(--border);
    background: var(--surface-sunken);
    color: var(--ink-900);
  }
  .field textarea { resize: vertical; }
  .field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
  }
  .field-error { font-size: 11.5px; font-weight: 600; color: var(--status-crit); }
  .form-actions { display: flex; gap: 10px; }

  /* Autoguardado por celda (Gestión Académica → Calificación por Procesos). */
  .autoguardado-progreso { opacity: .6; }
  .autoguardado-ok { border-color: var(--status-good) !important; background: var(--status-good-soft) !important; transition: background .8s ease, border-color .8s ease; }
  .autoguardado-error { border-color: var(--status-crit) !important; background: var(--status-crit-soft) !important; }
  @media (max-width: 720px) { .form-grid { grid-template-columns: 1fr; } }

  /* ---- calendario ---- */
  .cal-toolbar { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
  .cal-nav { display: flex; align-items: center; gap: 4px; }
  .cal-month-label { font-size: 15.5px; font-weight: 700; color: var(--ink-900); text-transform: capitalize; min-width: 168px; }
  .cal-toolbar-spacer { flex: 1; }
  .cal-today-link { font-size: 12px; font-weight: 600; color: var(--accent); padding: 6px 10px; border-radius: 8px; border: 1px solid var(--border); }
  .cal-today-link:hover { border-color: var(--accent); }

  .cal-grid { border: 1px solid var(--border-soft); border-radius: 12px; overflow: hidden; background: var(--border-soft); display: grid; grid-template-columns: repeat(7, 1fr); gap: 1px; }
  .cal-weekday { background: var(--surface); padding: 9px 10px; font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-400); text-align: center; }
  .cal-day { background: var(--surface); min-height: 106px; padding: 7px 8px; display: flex; flex-direction: column; gap: 5px; }
  .cal-day.is-outside { background: var(--surface-sunken); }
  .cal-day.is-outside .cal-day-num { color: var(--ink-400); }
  .cal-day-num { font-size: 12px; font-weight: 700; color: var(--ink-700); width: 21px; height: 21px; display: grid; place-items: center; border-radius: 50%; }
  .cal-day.is-today .cal-day-num { background: var(--accent); color: #fff; }
  .cal-day-events { display: flex; flex-direction: column; gap: 3px; min-height: 0; overflow: hidden; }
  .cal-event-pill { display: block; font-size: 10.5px; font-weight: 600; line-height: 1.3; padding: 2px 6px; border-radius: 5px; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .cal-day-more { font-size: 10px; font-weight: 700; color: var(--ink-400); padding-left: 2px; }
  .cal-day.is-clickable { cursor: pointer; }
  .cal-day.is-clickable:hover, .cal-day.is-clickable:focus-visible { background: var(--surface-sunken); outline: none; }
  .cal-day.is-outside.is-clickable:hover, .cal-day.is-outside.is-clickable:focus-visible { background: var(--border-soft); }
  @media (max-width: 1100px) {
    .cal-day { min-height: 76px; }
  }

  .cal-modal-overlay { position: fixed; inset: 0; z-index: 50; background: rgba(13, 32, 54, .45); padding: 20px; }
  .cal-modal-overlay[hidden] { display: none; }
  .cal-modal-overlay:not([hidden]) { display: flex; align-items: center; justify-content: center; }
  .cal-modal { background: var(--surface); border: 1px solid var(--border-soft); border-radius: 14px; box-shadow: var(--shadow-card); width: 100%; max-width: 560px; max-height: 82vh; display: flex; flex-direction: column; overflow: hidden; }
  .cal-modal-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--border-soft); flex-shrink: 0; }
  .cal-modal-head h2 { text-transform: capitalize; }
  .cal-modal-body { padding: 4px 20px 12px; overflow-y: auto; }
  .cal-modal-body:empty::after { content: 'No hay actividades registradas.'; display: block; color: var(--ink-500); font-size: 13px; padding: 16px 0; }

  .cal-day-modal-row { display: flex; align-items: center; gap: 10px; width: 100%; padding: 11px 4px; border-bottom: 1px solid var(--border-soft); background: none; text-align: left; cursor: pointer; color: inherit; font: inherit; }
  .cal-day-modal-row:last-child { border-bottom: 0; }
  .cal-day-modal-row:hover, .cal-day-modal-row:focus-visible { background: var(--surface-sunken); outline: none; }
  .cal-day-modal-row-dot { flex-shrink: 0; width: 8px; height: 8px; border-radius: 50%; }
  .cal-day-modal-row-title { flex: 1; min-width: 0; font-size: 13px; font-weight: 700; color: var(--ink-900); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .cal-day-modal-row-time { flex-shrink: 0; font-size: 11.5px; font-weight: 600; color: var(--ink-500); }
  .cal-day-modal-row svg { flex-shrink: 0; width: 16px; height: 16px; color: var(--ink-400); }

  .cal-detail-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 12px; font-weight: 600; color: var(--ink-500); padding: 4px 0 12px; }
  .cal-detail-badge { font-size: 10.5px; font-weight: 700; color: #fff; padding: 2px 8px; border-radius: 999px; }
  .cal-detail-desc { font-size: 13px; color: var(--ink-700); line-height: 1.55; padding-bottom: 16px; }
  .cal-detail-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 12px; border-top: 1px solid var(--border-soft); }
  .cal-detail-registro { font-size: 11.5px; color: var(--ink-500); }
  .cal-color-opcion { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }
  .cal-color-opcion input { position: absolute; opacity: 0; width: 1px; height: 1px; }
  .cal-color-opcion span { width: 26px; height: 26px; border-radius: 50%; border: 2px solid var(--surface); box-shadow: 0 0 0 1px var(--border-soft); }
  .cal-color-opcion input:checked + span { box-shadow: 0 0 0 2px var(--ink-900); }
  .cal-color-opcion input:focus-visible + span { outline: 2px solid var(--blue-600); outline-offset: 2px; }
  .cal-color-opcion small { font-size: 12px; color: var(--ink-500); }

  /* Pasar Asistencia: opciones como botones segmentados */
  .asis-opciones { display: flex; flex-wrap: wrap; gap: 6px; }
  .asis-op { cursor: pointer; }
  .asis-op input { position: absolute; opacity: 0; width: 1px; height: 1px; }
  .asis-op span { display: inline-block; padding: 5px 10px; border-radius: 8px; border: 1px solid var(--border); font-size: 12px; font-weight: 600; color: var(--ink-500); background: var(--surface); }
  .asis-op input:focus-visible + span { outline: 2px solid var(--blue-600); outline-offset: 2px; }
  .asis-presente input:checked + span { background: var(--status-good); border-color: var(--status-good); color: #fff; }
  .asis-ausente input:checked + span { background: var(--status-crit); border-color: var(--status-crit); color: #fff; }
  .asis-tarde input:checked + span { background: var(--status-warn); border-color: var(--status-warn); color: #fff; }
  .asis-excusa input:checked + span { background: var(--blue-600); border-color: var(--blue-600); color: #fff; }

  /* menu grid (options overview) */
  .menu-tile { padding: 14px; display: flex; gap: 11px; align-items: flex-start; cursor: pointer; }
  .menu-tile:hover { border-color: var(--accent); }
  .menu-tile-icon { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; flex-shrink: 0; background: var(--surface-sunken); color: var(--accent); }
  .menu-tile-icon svg { width: 15px; height: 15px; }
  .menu-tile-name { font-size: 12.5px; font-weight: 700; }
  .menu-tile-desc { font-size: 11px; color: var(--ink-500); margin-top: 2px; line-height: 1.35; }

  /* big square option tiles (e.g. Ruta STEAM landing) */
  .square-tile-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; max-width: 460px; }
  @media (max-width: 520px) { .square-tile-grid { grid-template-columns: 1fr; max-width: 220px; } }
  .square-tile {
    aspect-ratio: 1 / 1;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 9px; padding: 16px; text-align: center; color: inherit;
    transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
  }
  .square-tile:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 16px 36px -18px rgba(13, 32, 54, .28); }
  .square-tile-icon { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; flex-shrink: 0; }
  .square-tile-icon svg { width: 19px; height: 19px; color: #fff; }
  .square-tile-name { font-size: 12.5px; font-weight: 700; letter-spacing: -.01em; }
  .square-tile-desc { font-size: 10.5px; color: var(--ink-500); max-width: 22ch; line-height: 1.35; }

  /* ---- orientación: programas y reportes ---- */
  /* Nota: .o-breadcrumb, .o-breadcrumb-sep, .o-actions, .o-filter-bar, .o-select,
     .o-empty-state, .o-chip-row, .o-search-input, .o-toggle-form y .o-text-label/.o-text-value
     ya están definidos más arriba (sección "núcleo de casos"); se reutilizan tal cual. */
  .o-filter-hint { font-size: 11.5px; color: var(--ink-400); }
  .o-field-inline { flex-direction: row; align-items: center; gap: 8px; }

  .o-detail-card { padding: 20px 24px; display: flex; flex-direction: column; gap: 16px; }

  .o-status-row { padding: 18px 24px; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
  .o-status-row-left { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

  .o-timeline { display: flex; flex-direction: column; }
  .o-timeline-item { position: relative; padding: 0 0 20px 24px; }
  .o-timeline-item::before { content: ''; position: absolute; left: 4px; top: 14px; bottom: -6px; width: 1px; background: var(--border); }
  .o-timeline-item:last-child::before { display: none; }
  .o-timeline-item:last-child { padding-bottom: 0; }
  .o-timeline-dot { position: absolute; left: 0; top: 5px; width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent); }
  .o-timeline-card { padding: 14px 18px; display: flex; flex-direction: column; gap: 7px; }
  .o-timeline-meta { font-size: 11.5px; color: var(--ink-400); }
  .o-timeline-text { font-size: 12.5px; color: var(--ink-700); line-height: 1.5; }

  .o-breakdown { display: flex; flex-direction: column; gap: 14px; padding: 18px 20px; }
  .o-breakdown-row { display: flex; flex-direction: column; gap: 5px; }
  .o-breakdown-top { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; font-size: 12.5px; }
  .o-breakdown-label { color: var(--ink-700); font-weight: 600; }
  .o-breakdown-value { color: var(--ink-900); font-weight: 700; }

  .o-stat-row-3 { grid-template-columns: repeat(3, 1fr); }
  @media (max-width: 1100px) { .o-stat-row-3 { grid-template-columns: repeat(2, 1fr); } }

  /* ---- login ---- */
  .auth-body { background: var(--surface); }
  .auth-shell { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); }

  .auth-brand {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 56px 48px 72px;
    text-align: center;
    background:
      radial-gradient(520px 520px at 50% 40%, rgba(63, 178, 232, .20), transparent 62%),
      linear-gradient(165deg, var(--navy-800), var(--navy-950) 80%);
    color: var(--sidebar-ink);
    overflow: hidden;
  }
  .auth-brand::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: .5;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='84' height='96' viewBox='0 0 84 96'%3E%3Cpath d='M42 0 84 24V72L42 96 0 72V24Z' fill='none' stroke='rgba(255,255,255,0.05)' stroke-width='1.5'/%3E%3C/svg%3E");
    background-size: 84px 96px;
    /* el patrón se desvanece hacia los bordes para no competir con el escudo */
    -webkit-mask-image: radial-gradient(closest-side at 50% 42%, transparent 35%, #000 100%);
    mask-image: radial-gradient(closest-side at 50% 42%, transparent 35%, #000 100%);
    pointer-events: none;
  }
  .auth-brand-inner { position: relative; display: flex; flex-direction: column; align-items: center; max-width: 380px; }

  /* Escudo: punto focal, con halo y dos anillos concéntricos sutiles. */
  .auth-emblem {
    --emblem: clamp(180px, 19vw, 260px);
    position: relative;
    width: var(--emblem);
    height: var(--emblem);
    margin-bottom: 34px;
    border-radius: 50%;
    box-shadow:
      0 0 0 12px rgba(255, 255, 255, .035),
      0 0 0 26px rgba(255, 255, 255, .02),
      0 30px 70px -18px rgba(0, 0, 0, .65);
    animation: auth-emblem-in .7s cubic-bezier(.2, .8, .2, 1) both;
  }
  .auth-emblem::before {
    content: "";
    position: absolute;
    inset: -22%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(63, 178, 232, .30), transparent 65%);
    z-index: -1;
  }
  .auth-emblem-img { display: block; width: 100%; height: 100%; }
  @keyframes auth-emblem-in {
    from { opacity: 0; transform: scale(.94) translateY(6px); }
    to { opacity: 1; transform: none; }
  }

  .auth-brand-kicker { font-size: 11.5px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--blue-500); }
  .auth-brand-name { margin-top: 6px; font-size: 26px; font-weight: 700; line-height: 1.2; color: #fff; letter-spacing: -0.015em; }
  .auth-brand-rule { display: block; width: 44px; height: 2px; margin: 20px 0 22px; border-radius: 2px; background: linear-gradient(90deg, #e64825, #ee8a1f, #37a93a, #5dc0e8, #5b4a9a); }
  .auth-brand-points { display: flex; flex-direction: column; align-items: flex-start; gap: 11px; margin: 0; padding: 0; list-style: none; }
  .auth-brand-points li { display: flex; align-items: center; gap: 10px; font-size: 13.5px; color: var(--sidebar-ink); }
  .auth-brand-hex { width: 11px; height: 12px; flex-shrink: 0; background: var(--hex); clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%); }
  .auth-brand-foot { position: absolute; left: 0; right: 0; bottom: 28px; font-size: 11.5px; letter-spacing: .02em; color: var(--sidebar-ink-muted); }

  @media (max-height: 760px) {
    .auth-emblem { --emblem: clamp(150px, 16vw, 200px); margin-bottom: 26px; }
    .auth-brand-rule { margin: 16px 0 18px; }
  }
  @media (prefers-reduced-motion: reduce) {
    .auth-emblem { animation: none; }
  }

  .auth-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    padding: 48px 32px;
    background: var(--surface);
  }
  .auth-card { width: 100%; max-width: 360px; display: flex; flex-direction: column; }
  .auth-eyebrow { font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
  .auth-title { font-size: 24px; }
  .auth-subtitle { font-size: 13px; color: var(--ink-500); margin-top: 5px; margin-bottom: 26px; }

  .auth-alert {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    background: var(--status-crit-soft);
    color: var(--status-crit);
    border-radius: 9px;
    padding: 11px 12px;
    font-size: 12.5px;
    font-weight: 600;
    line-height: 1.4;
    text-align: left;
    margin-bottom: 18px;
  }
  .auth-alert svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 1px; }

  .auth-form { width: 100%; display: flex; flex-direction: column; gap: 16px; text-align: left; }
  .auth-field { display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; font-weight: 600; color: var(--ink-700); }
  .auth-input {
    position: relative;
    display: flex;
    align-items: center;
    border-radius: 9px;
    border: 1px solid var(--border);
    background: var(--surface-sunken);
  }
  .auth-input:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
  .auth-input > svg { width: 16px; height: 16px; margin-left: 12px; color: var(--ink-400); flex-shrink: 0; }
  .auth-input input {
    width: 100%;
    font: inherit;
    font-size: 13.5px;
    padding: 10px 12px;
    background: transparent;
    border: 0;
    color: var(--ink-900);
  }
  .auth-input input:focus-visible { outline: none; }
  .auth-input input::placeholder { color: var(--ink-400); }
  .auth-toggle { display: flex; align-items: center; padding: 0 12px; color: var(--ink-400); align-self: stretch; cursor: pointer; }
  .auth-toggle:hover { color: var(--ink-700); }
  .auth-toggle svg { width: 16px; height: 16px; }

  .auth-row { display: flex; align-items: center; justify-content: space-between; }
  .auth-check { display: flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 500; color: var(--ink-500); }
  .auth-submit { width: 100%; justify-content: center; padding: 11px; margin-top: 4px; }
  .auth-submit svg { width: 15px; height: 15px; }

  .auth-hint { margin-top: 24px; padding: 14px; border-radius: 10px; background: var(--surface-sunken); border: 1px solid var(--border-soft); display: flex; flex-direction: column; gap: 9px; }
  .auth-hint-row { display: flex; align-items: baseline; gap: 8px; font-size: 12px; color: var(--ink-500); line-height: 1.4; }
  .auth-hint-tag { flex-shrink: 0; font-size: 10px; font-weight: 700; letter-spacing: .03em; text-transform: uppercase; color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, var(--surface)); border-radius: 999px; padding: 2px 8px; }

  .auth-copyright { font-size: 11px; color: var(--ink-400); }

  @media (max-width: 860px) {
    .auth-shell { grid-template-columns: 1fr; }
    .auth-brand { display: none; }
    .auth-panel { padding: 40px 24px; }
  }
}

/* =====================================================================
   RESPONSIVE / ADAPTATIVO (PWA)
   Mobile-first sobre la base de escritorio existente. Va en su propia capa,
   posterior a "components", para ganar sin subir especificidad. Los valores
   escritos en style="" dentro de las vistas se sobreescriben con !important
   (el inline "normal" pierde ante un !important de autor).

   Puntos de quiebre:
     >=1920  pantallas grandes / TV        (contenido más ancho)
     >=1600  monitores anchos
     >=1280  escritorio (sin cambios)
     <=1024  tablet: sidebar -> drawer off-canvas + hamburguesa
     <=768   tablet vertical / móvil grande: topbar compacto, grillas fluidas
     <=640   móvil: tablas apiladas, modales a pantalla completa, filtros 1 col
     <=480   móvil chico: paddings reducidos, botones de formulario a ancho total
   ===================================================================== */
@layer responsive {
  /* ---- base global ---- */
  html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; -webkit-tap-highlight-color: transparent; }
  a, button, summary, label, select, [role="button"], input[type="submit"], input[type="button"] { touch-action: manipulation; }
  .content { overflow-wrap: break-word; }
  .content:focus { outline: none; }

  .shell { min-height: 100vh; min-height: 100dvh; }
  .sidebar { height: 100vh; height: 100dvh; }
  .auth-shell { min-height: 100vh; min-height: 100dvh; }

  /* saltar al contenido (accesibilidad de teclado) */
  .skip-link { position: absolute; left: 8px; top: -100px; z-index: 100; background: var(--accent); color: #fff; padding: 10px 14px; border-radius: 8px; font-weight: 600; font-size: 13px; }
  .skip-link:focus { top: max(8px, env(safe-area-inset-top)); }

  /* elementos del drawer: ocultos en escritorio */
  .nav-toggle, .sidebar-close, .sidebar-overlay { display: none; }

  /* grilla de Calificación por Procesos: primera columna fija al hacer scroll horizontal */
  .grilla-compacta thead tr:first-child th:first-child,
  .grilla-compacta tbody td:first-child { position: sticky; left: 0; z-index: 2; background: var(--surface); }
  .grilla-compacta thead tr:first-child th:first-child { z-index: 3; }
  .grilla-compacta tbody td:first-child, .grilla-compacta thead tr:first-child th:first-child { max-width: 46vw; overflow: hidden; text-overflow: ellipsis; }
  .table-wrap { max-width: 100%; overscroll-behavior-x: contain; -webkit-overflow-scrolling: touch; }

  /* ---- pantallas grandes / TV ---- */
  @media (min-width: 1600px) {
    .content { max-width: 1440px; }
  }
  @media (min-width: 1920px) {
    .shell { grid-template-columns: 300px 1fr; }
    .content { max-width: 1680px; padding-left: 48px; padding-right: 48px; gap: 32px; }
    body { font-size: 15px; }
    .nav-item { font-size: 14px; }
    .topbar { padding-left: 48px; padding-right: 48px; }
  }
  @media (min-width: 2560px) {
    .shell { grid-template-columns: 340px 1fr; }
    .content { max-width: 2100px; }
    body { font-size: 16px; }
  }

  /* ---- tablet (<=1024): drawer off-canvas ---- */
  @media (max-width: 1024px) {
    .nav-toggle { display: grid; margin-left: -6px; flex-shrink: 0; }
    .sidebar-close { display: grid; place-items: center; width: 40px; height: 40px; margin-left: auto; border-radius: 10px; color: var(--sidebar-ink); cursor: pointer; flex-shrink: 0; }
    .sidebar-close:hover { background: var(--sidebar-bg-active); }
    .sidebar-close svg { width: 20px; height: 20px; }

    .sidebar {
      position: fixed; top: 0; bottom: 0; left: 0; z-index: 60;
      width: min(86vw, 320px); height: 100vh; height: 100dvh;
      transform: translateX(-102%); visibility: hidden;
      transition: transform .25s ease, visibility 0s linear .25s;
      overscroll-behavior: contain; -webkit-overflow-scrolling: touch;
      padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom) env(safe-area-inset-left);
    }
    .sidebar.is-open { transform: none; visibility: visible; transition: transform .25s ease; box-shadow: 0 0 48px rgba(0, 0, 0, .45); }

    .sidebar-overlay {
      display: block; position: fixed; inset: 0; z-index: 55;
      background: rgba(8, 20, 36, .55);
      -webkit-backdrop-filter: blur(2px); backdrop-filter: blur(2px);
      opacity: 0; visibility: hidden;
      transition: opacity .25s ease, visibility 0s linear .25s;
    }
    .sidebar-overlay.is-open { opacity: 1; visibility: visible; transition: opacity .25s ease; }
    body.nav-open { overflow: hidden; }

    .topbar {
      padding: calc(10px + env(safe-area-inset-top)) max(20px, env(safe-area-inset-right)) 10px max(20px, env(safe-area-inset-left));
      gap: 10px;
    }
    .content {
      padding: 24px max(24px, env(safe-area-inset-right)) calc(40px + env(safe-area-inset-bottom)) max(24px, env(safe-area-inset-left));
      gap: 24px;
    }
    .topbar .search { width: auto; flex: 0 1 260px; }
    .cal-day { min-height: 76px; }
    .grilla-compacta tbody td:first-child, .grilla-compacta thead tr:first-child th:first-child { box-shadow: 1px 0 0 var(--border); }
  }

  /* ---- <=900: buscador de la barra superior colapsado a icono ---- */
  @media (max-width: 900px) {
    .topbar .search { font-size: 0; flex: 0 0 auto; width: 40px; height: 40px; padding: 0; justify-content: center; border-radius: 10px; }
    .topbar .search svg { width: 18px; height: 18px; }
  }

  /* ---- <=768 ---- */
  @media (max-width: 768px) {
    .topbar { gap: 8px; padding-left: max(14px, env(safe-area-inset-left)); padding-right: max(14px, env(safe-area-inset-right)); }
    .user { padding-left: 4px; margin-left: 0; border-left: 0; }
    .user > div:not(.avatar) { display: none; }
    .content { padding-top: 20px; padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); gap: 20px; }

    .page-head { flex-direction: column; align-items: stretch; gap: 12px; }
    .page-head > .btn, .page-head > a.btn { align-self: flex-start; }
    .page-head > [style*="display:flex"] { flex-wrap: wrap !important; }
    .page-head h1 { font-size: clamp(19px, 5.4vw, 22px); }
    .section-head { flex-wrap: wrap; gap: 6px; }

    /* grillas fluidas: pisan también las columnas fijas puestas inline */
    .stat-row, .ruta-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 150px), 1fr)) !important; gap: 12px; }
    .menu-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)) !important; }
    .stat { padding: 14px; }
    .stat-value { font-size: 22px; }
    .lower-grid { gap: 16px; }
    .detail-head { flex-wrap: wrap; }
    .detail-avatar { width: 52px; height: 52px; font-size: 17px; }

    .o-toggle-form, .o-detail-card, .o-status-row, .o-record { padding-left: 16px; padding-right: 16px; }
    .o-breadcrumb { font-size: 12px; }
    .o-tabs { scrollbar-width: none; -webkit-overflow-scrolling: touch; }
    .o-tabs::-webkit-scrollbar { display: none; }
    .content div[style*="justify-content:space-between"] { flex-wrap: wrap; row-gap: 8px; }

    /* paginación / filas con botones no se salen de la pantalla */
    .cal-toolbar { gap: 10px; }
    .cal-month-label { min-width: 0; flex: 1; text-align: center; }
    .cal-toolbar-spacer { display: none; }
  }

  /* ---- controles táctiles y anti-zoom de iOS ---- */
  @media (max-width: 768px), (pointer: coarse) {
    input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="file"]):not([type="hidden"]):not([type="submit"]):not([type="button"]):not([type="color"]),
    select, textarea { font-size: 16px !important; }
  }
  @media (pointer: coarse) {
    .btn { min-height: 44px; }
    .icon-btn { width: 44px; height: 44px; }
    .nav-item { min-height: 44px; }
    .nav-accordion > summary { min-height: 44px; }
    .o-tab { min-height: 44px; }
    .o-toggle-form summary, .o-subtoggle summary { min-height: 44px; display: flex; align-items: center; }
    .cal-today-link { min-height: 44px; display: inline-flex; align-items: center; }
    .cal-day-modal-row { min-height: 48px; }
    select, .o-select, .field input, .field select, .field textarea, .o-input-sm { min-height: 44px; }
    .auth-toggle { min-width: 44px; justify-content: center; }
    .auth-input input { min-height: 44px; }
    input[type="checkbox"], input[type="radio"] { width: 20px; height: 20px; }
    .theme-toggle button { width: 36px; height: 36px; position: relative; }
    .theme-toggle button::after { content: ""; position: absolute; inset: -4px; }
    .grilla-compacta input { min-height: 34px; }
    .nav-item:hover, .btn:hover { transition: none; }
  }

  /* ---- móvil (<=640) ---- */
  @media (max-width: 640px) {
    /* filtros y buscadores en ancho completo */
    .content .search { max-width: 100%; }
    .content .search[style*="width"] { width: 100% !important; }
    .content form[style*="flex-wrap"] > select,
    .content form[style*="flex-wrap"] > .search,
    .content form[style*="flex-wrap"] > label,
    .content form[style*="flex-wrap"] > input:not([type="hidden"]),
    .content form[style*="flex-wrap"] > button,
    .o-filter-bar > select, .o-filter-bar > .search, .o-filter-bar > input:not([type="hidden"]), .o-filter-bar > .btn {
      flex: 1 1 100%; width: 100% !important; max-width: 100% !important; min-width: 0 !important;
    }
    .o-inline-form > select, .o-inline-form > input:not([type="hidden"]) { flex: 1 1 100%; min-width: 0; }
    .o-actions > .btn { flex: 1 1 auto; justify-content: center; }
    .o-case-alert, .o-status-row { align-items: stretch; }
    dl[style*="grid-template-columns:220px"] { grid-template-columns: 1fr !important; }

    /* tablas de listado apiladas (las marca public/js/app.js con .is-stack y data-label) */
    @media screen {
      .table-wrap:has(> table.is-stack) { overflow-x: visible; }
      table.is-stack, table.is-stack tbody, table.is-stack tr, table.is-stack td { display: block; width: 100%; }
      table.is-stack thead { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
      table.is-stack tbody tr { padding: 8px 14px; border-bottom: 1px solid var(--border); }
      table.is-stack tbody tr:last-child { border-bottom: 0; }
      table.is-stack td { display: flex; align-items: baseline; gap: 12px; padding: 6px 0; border: 0 !important; white-space: normal; text-align: left; }
      table.is-stack td[data-label]::before { content: attr(data-label); flex: 0 0 34%; max-width: 34%; font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-400); }
      table.is-stack td[data-label=""]::before { content: none; }
      table.is-stack td > .td-v { flex: 1 1 auto; min-width: 0; text-align: left; }
      table.is-stack td:not([data-label]), table.is-stack td[data-label=""] { display: flex !important; flex-wrap: wrap; justify-content: flex-start !important; gap: 8px; padding-top: 8px; }
      table.is-stack td[colspan] { display: block !important; }
      table.is-stack td > .btn, table.is-stack td > a.btn { flex: 0 0 auto; }

      /* catálogo de libros: tarjetas con portada en grilla fluida */
      table.table-catalogo, table.table-catalogo tbody { display: block; width: 100%; }
      table.table-catalogo thead { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); }
      table.table-catalogo tbody { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; padding: 12px; }
      table.table-catalogo tbody tr { display: flex; flex-direction: column; gap: 6px; padding: 10px; border: 1px solid var(--border-soft); border-radius: 12px; background: var(--surface); min-width: 0; }
      table.table-catalogo tbody tr:has(td[colspan]) { grid-column: 1 / -1; }
      table.table-catalogo td { display: block; width: auto !important; padding: 0; border: 0 !important; white-space: normal; }
      table.table-catalogo td:first-child img, table.table-catalogo td:first-child .detail-avatar { width: 100% !important; height: auto !important; aspect-ratio: 2 / 3; border-radius: 8px !important; object-fit: cover; display: grid; }
      table.table-catalogo td:last-child { display: flex !important; flex-wrap: wrap; justify-content: flex-start !important; margin-top: auto; }
    }

    /* modales del calendario a pantalla completa */
    .cal-modal-overlay { padding: 0; }
    .cal-modal-overlay:not([hidden]) { align-items: stretch; justify-content: stretch; }
    .cal-modal { max-width: none; max-height: none; height: 100%; border-radius: 0; border: 0; }
    .cal-modal-head { padding: calc(12px + env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 12px max(16px, env(safe-area-inset-left)); }
    .cal-modal-body { padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); padding-bottom: calc(16px + env(safe-area-inset-bottom)); flex: 1; }

    /* calendario: rejilla compacta, eventos como puntos */
    .cal-weekday { font-size: 0; padding: 8px 0; }
    .cal-weekday::first-letter { font-size: 11px; }
    .cal-day { min-height: 56px; padding: 5px 2px; align-items: center; gap: 3px; }
    .cal-day-events { flex-direction: row; flex-wrap: wrap; justify-content: center; gap: 3px; }
    .cal-event-pill { font-size: 0; width: 7px; height: 7px; padding: 0; border-radius: 50%; }
    .cal-day-more { display: none; }
    .cal-detail-footer { flex-wrap: wrap; }
    .cal-grid { border-radius: 10px; }
    .grilla-compacta tbody td:first-child, .grilla-compacta thead tr:first-child th:first-child { max-width: 132px; }

    /* dashboards y detalles */
    .detail-facts { grid-template-columns: 1fr 1fr; gap: 10px; }
    .form-actions { flex-wrap: wrap; }
  }

  /* ---- móvil chico (<=480) ---- */
  @media (max-width: 480px) {
    .content { padding-top: 16px; padding-left: max(12px, env(safe-area-inset-left)); padding-right: max(12px, env(safe-area-inset-right)); gap: 16px; }
    .topbar { padding-left: max(10px, env(safe-area-inset-left)); padding-right: max(10px, env(safe-area-inset-right)); gap: 6px; }
    .topbar .search { display: none; }
    .topbar-spacer { min-width: 0; }
    .card[style*="padding:16px"], .card[style*="padding:18px"], .card[style*="padding:20px"], .card[style*="padding:22px"], .card[style*="padding:24px"], .card[style*="padding: 20px"] { padding: 14px !important; }
    .o-toggle-form { padding: 14px; }
    .o-detail-card, .o-status-row, .o-record { padding-left: 14px; padding-right: 14px; }
    .form-grid { gap: 12px; }
    .form-actions > .btn, .form-actions > button { flex: 1 1 100%; justify-content: center; }
    .detail-facts { grid-template-columns: 1fr; }
    .btn { white-space: normal; text-align: center; justify-content: center; }
    .page-head > .btn, .page-head > a.btn { align-self: stretch; }
    .auth-brand-mobile-name { font-size: 15px; }
  }

  /* ---- login: marca compacta en móvil (el panel de marca se oculta <=860) ---- */
  .auth-brand-mobile { display: none; }
  @media (max-width: 860px) {
    .auth-panel { justify-content: flex-start; gap: 20px; padding: calc(32px + env(safe-area-inset-top)) max(20px, env(safe-area-inset-right)) calc(28px + env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left)); }
    .auth-card { max-width: 420px; }
    .auth-brand-mobile { display: flex; align-items: center; gap: 12px; width: 100%; max-width: 420px; }
    .auth-brand-mobile img { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; flex-shrink: 0; box-shadow: 0 6px 18px -6px rgba(13, 32, 54, .4); }
    .auth-brand-mobile-name { font-size: 16px; font-weight: 700; line-height: 1.25; color: var(--ink-900); }
    .auth-brand-mobile-tag { font-size: 10.5px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin-top: 2px; }
  }
  @media (max-width: 860px) and (min-height: 700px) {
    .auth-panel { justify-content: center; }
  }
  @media (max-width: 1100px) and (min-width: 861px) {
    .auth-brand { padding: 40px 36px; }
    .auth-panel { padding: 40px 28px; }
  }

  /* ---- móvil en horizontal: la barra superior no se pega (ahorra alto) ---- */
  @media (max-height: 480px) and (orientation: landscape) {
    .topbar { position: static; }
    .auth-panel { padding-top: 24px; }
  }

  /* ---- accesibilidad ---- */
  .btn:focus-visible, .icon-btn:focus-visible, .nav-item:focus-visible, summary:focus-visible { outline-offset: 2px; }
  .sidebar :focus-visible { outline-color: #fff; }
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; transition-delay: 0s !important; scroll-behavior: auto !important; }
  }
  @media (forced-colors: active) {
    .nav-item.active { outline: 2px solid; }
  }
}

  /* ── Situación del estudiante (ficha, listado y pantalla por curso) ── */
  .situacion-atajos { display: flex; gap: 8px; flex-wrap: wrap; }
  .situacion-atajo { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px 6px 6px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); color: var(--ink-700); font-size: 12.5px; font-weight: 600; }
  .situacion-atajo:hover { border-color: var(--ink-400); }
  .situacion-atajo.activo { border-color: var(--blue-600); box-shadow: 0 0 0 2px color-mix(in srgb, var(--blue-600) 20%, transparent); }

  .situacion-opciones { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 170px), 1fr)); gap: 10px; }
  .situacion-opcion { --tono: var(--status-good); --tono-soft: var(--status-good-soft); display: flex; flex-direction: column; gap: 4px; padding: 12px 14px; border-radius: 11px; border: 1.5px solid var(--border); background: var(--surface); cursor: pointer; }
  .situacion-opcion input { position: absolute; opacity: 0; pointer-events: none; }
  .situacion-opcion strong { font-size: 13px; }
  .situacion-opcion span { font-size: 11.5px; color: var(--ink-500); line-height: 1.35; }
  .situacion-opcion:hover { border-color: var(--tono); }
  .situacion-opcion:has(input:checked) { border-color: var(--tono); background: var(--tono-soft); }
  .situacion-opcion:has(input:checked) strong { color: var(--tono); }
  .situacion-opcion:has(input:focus-visible) { outline: 2px solid var(--blue-600); outline-offset: 2px; }

  .tono-good { --tono: var(--status-good); --tono-soft: var(--status-good-soft); }
  .tono-warn { --tono: var(--status-warn); --tono-soft: var(--status-warn-soft); }
  .tono-crit { --tono: var(--status-crit); --tono-soft: var(--status-crit-soft); }
  .tono-info { --tono: var(--blue-600); --tono-soft: color-mix(in srgb, var(--blue-600) 16%, transparent); }

  .situacion-historial { list-style: none; margin: 10px 0 0; padding: 0; display: flex; flex-direction: column; gap: 10px; font-size: 12.5px; }
  .situacion-historial li { padding-left: 10px; border-left: 2px solid var(--border); }

  .situacion-seg { display: inline-flex; flex-wrap: wrap; border: 1px solid var(--border); border-radius: 9px; overflow: hidden; background: var(--surface-sunken); }
  .situacion-seg label { cursor: pointer; }
  .situacion-seg input { position: absolute; opacity: 0; pointer-events: none; }
  .situacion-seg span { display: block; padding: 6px 10px; font-size: 12px; font-weight: 600; color: var(--ink-500); white-space: nowrap; border-right: 1px solid var(--border); }
  .situacion-seg label:last-child span { border-right: 0; }
  .situacion-seg label:hover span { color: var(--tono); }
  .situacion-seg input:checked + span { background: var(--tono-soft); color: var(--tono); }
  .situacion-seg input:focus-visible + span { outline: 2px solid var(--blue-600); outline-offset: -2px; }
  .situacion-motivo { display: block; margin-top: 6px; width: 100%; max-width: 480px; font: inherit; font-size: 12.5px; padding: 6px 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); color: inherit; }
  .tabla-situacion tr.cambiada td { background: color-mix(in srgb, var(--status-warn) 7%, transparent); }
  .tabla-situacion tr.cambiada td:first-child { box-shadow: inset 3px 0 0 var(--status-warn); }
  .situacion-barra { position: sticky; bottom: 12px; margin-top: 16px; padding: 12px 16px; display: flex; align-items: end; gap: 14px; flex-wrap: wrap; justify-content: space-between; z-index: 5; box-shadow: 0 8px 24px rgb(0 0 0 / .08); }

  /* ---------- Aula Virtual ---------- */
  .aula-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; }
  .aula-card { display: flex; flex-direction: column; overflow: hidden; color: inherit; min-height: 170px; transition: box-shadow .15s, transform .15s; }
  .aula-card:hover { box-shadow: 0 8px 22px rgb(0 0 0 / .10); transform: translateY(-1px); }
  .aula-card-top { padding: 16px 18px 14px; color: #fff; }
  .aula-card-top h3 { font-size: 16px; line-height: 1.25; color: #fff; }
  .aula-card-top p { font-size: 12.5px; opacity: .9; margin-top: 3px; }
  .aula-card-body { padding: 12px 18px 16px; font-size: 12.5px; color: var(--ink-500); display: flex; flex-direction: column; gap: 6px; flex: 1; }
  .aula-banner { border-radius: 14px; padding: 22px 24px; color: #fff; display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; flex-wrap: wrap; }
  .aula-banner h1 { color: #fff; font-size: 24px; }
  .aula-banner p { opacity: .9; font-size: 13px; margin-top: 4px; }
  .aula-banner a { color: #fff; }
  .aula-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); overflow-x: auto; }
  .aula-tabs a { padding: 10px 14px; font-size: 13px; font-weight: 600; color: var(--ink-500); border-bottom: 3px solid transparent; white-space: nowrap; }
  .aula-tabs a.activa { color: var(--accent); border-bottom-color: var(--accent); }
  .aula-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 20px; align-items: start; }
  .aula-post { padding: 16px 20px; display: flex; flex-direction: column; gap: 10px; }
  .aula-post-head { display: flex; gap: 10px; align-items: center; }
  .aula-avatar { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 13px; flex: none; }
  .aula-meta { font-size: 11.5px; color: var(--ink-400); }
  .aula-texto { font-size: 13.5px; white-space: pre-line; overflow-wrap: anywhere; }
  .aula-adjuntos { display: flex; flex-wrap: wrap; gap: 8px; }
  .aula-adjunto { display: inline-flex; align-items: center; gap: 8px; max-width: 100%; padding: 7px 10px; border: 1px solid var(--border); border-radius: 9px; font-size: 12.5px; color: var(--ink-700); background: var(--surface-sunken); }
  .aula-adjunto span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 240px; }
  .aula-adjunto small { color: var(--ink-400); }
  .aula-adjunto button { border: 0; background: none; color: var(--status-crit); cursor: pointer; font-size: 14px; padding: 0 2px; }
  .aula-item { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--border); color: inherit; }
  .aula-item:last-child { border-bottom: 0; }
  .aula-item:hover { background: var(--surface-sunken); }
  .aula-item-icono { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; flex: none; color: #fff; }
  .aula-item-icono svg { width: 17px; height: 17px; }
  .aula-comentarios { border-top: 1px solid var(--border); padding-top: 10px; display: flex; flex-direction: column; gap: 8px; }
  .aula-comentario { display: flex; gap: 8px; font-size: 12.5px; }
  .aula-comentario .aula-avatar { width: 26px; height: 26px; font-size: 11px; }
  .aula-comentar { display: flex; gap: 8px; }
  .aula-comentar input { flex: 1; min-width: 0; font: inherit; font-size: 12.5px; padding: 8px 12px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface-sunken); color: inherit; }
  .aula-notas input { width: 72px; font: inherit; font-size: 13px; padding: 5px 8px; border-radius: 7px; border: 1px solid var(--border); background: var(--surface); color: inherit; text-align: center; }
  .aula-nota-baja { color: var(--status-crit); font-weight: 700; }
  details.aula-crear > summary { list-style: none; cursor: pointer; }
  details.aula-crear > summary::-webkit-details-marker { display: none; }
  .aula-layout.aula-layout-der { grid-template-columns: minmax(0, 1fr) 320px; }
  @media (max-width: 860px) { .aula-layout, .aula-layout.aula-layout-der { grid-template-columns: 1fr; } }

/* Portal de acudientes: tarjetas de asignatura en pastel por área (Asignatura::visual()).
   Cada tono fija --t; el fondo se mezcla con --surface, así sirve en modo claro y oscuro. */
@layer components {
  .asig-azul { --t: #4f8fe0; }
  .asig-coral { --t: #ec7b67; }
  .asig-lila { --t: #9b7ce0; }
  .asig-verde { --t: #3fae74; }
  .asig-ambar { --t: #e0a43a; }
  .asig-rosa { --t: #e47aa8; }
  .asig-durazno { --t: #f08f4f; }
  .asig-menta { --t: #2bb3a3; }
  .asig-arena { --t: #b59a6a; }
  .asig-cielo { --t: #5aaed6; }
  [class*="asig-"] { --t-fondo: color-mix(in srgb, var(--t) 14%, var(--surface)); --t-burbuja: color-mix(in srgb, var(--t) 32%, var(--surface)); --t-tinta: color-mix(in srgb, var(--t) 70%, var(--ink-900)); }

  .asig-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
  .asig-card { display: flex; flex-direction: column; gap: 12px; padding: 16px; border-radius: 16px; background: var(--t-fondo); border: 1px solid color-mix(in srgb, var(--t) 28%, var(--surface)); color: var(--ink-900); transition: transform .15s, box-shadow .15s; }
  .asig-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-card); }
  .asig-card:focus-visible { outline: 3px solid var(--focus-ring); outline-offset: 2px; }
  .asig-cabeza { display: flex; gap: 12px; align-items: center; min-width: 0; }
  .asig-icono { flex: none; width: 44px; height: 44px; border-radius: 12px; background: var(--t-burbuja); color: var(--t-tinta); display: grid; place-items: center; }
  .asig-icono svg { width: 24px; height: 24px; }
  .asig-icono.grande { width: 60px; height: 60px; border-radius: 16px; }
  .asig-icono.grande svg { width: 32px; height: 32px; }
  .asig-nombre { font-size: 15px; font-weight: 700; line-height: 1.25; }
  .asig-sub { font-size: 12px; color: var(--ink-500); margin-top: 2px; }
  .asig-notas { display: flex; gap: 6px; }
  .asig-nota { flex: 1; min-width: 0; text-align: center; background: var(--surface); border-radius: 10px; padding: 6px 4px; }
  .asig-nota span { display: block; font-size: 10.5px; font-weight: 600; color: var(--ink-500); text-transform: uppercase; letter-spacing: .03em; }
  .asig-nota strong { font-size: 15px; }
  .asig-nota .baja { color: var(--status-crit); }
  .asig-nota .vacia { color: var(--ink-400); font-weight: 500; }
  .asig-pie { font-size: 12.5px; font-weight: 600; color: var(--t-tinta); margin-top: auto; }

  .asig-banner { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; padding: 20px 22px; border-radius: 16px; background: var(--t-fondo); border: 1px solid color-mix(in srgb, var(--t) 28%, var(--surface)); margin-bottom: 16px; }
  .asig-banner h1 { font-size: 22px; }
  .asig-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin: 16px 0; }
  .asig-stat { padding: 14px 16px; }
  .asig-stat span { display: block; font-size: 12px; color: var(--ink-500); }
  .asig-stat strong { display: block; font-size: 24px; margin-top: 2px; }
  .asig-stat small { font-size: 12px; color: var(--ink-500); }
  .asig-barra { height: 6px; border-radius: 999px; background: var(--surface-sunken); margin-top: 8px; overflow: hidden; }
  .asig-barra i { display: block; height: 100%; background: var(--t); }

  .actividad { display: flex; gap: 14px; justify-content: space-between; padding: 14px 18px; margin-bottom: 10px; border-left: 4px solid var(--t); }
  .actividad h3 { font-size: 14.5px; }
  .actividad-meta { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; font-size: 12px; color: var(--ink-500); margin-top: 4px; }
  .actividad-texto { font-size: 13px; color: var(--ink-700); margin-top: 8px; white-space: pre-line; }
  .actividad-comentario { font-size: 12.5px; color: var(--ink-700); margin-top: 8px; padding: 8px 10px; border-radius: 8px; background: var(--surface-sunken); }
  .actividad-nota { flex: none; text-align: right; min-width: 92px; }
  .actividad-nota strong { display: block; font-size: 22px; }
  .actividad-nota strong.baja { color: var(--status-crit); }
  .actividad-nota small { display: block; font-size: 11.5px; color: var(--ink-500); line-height: 1.4; }
  .proceso-fila td { vertical-align: top; }
  @media (max-width: 560px) {
    .actividad { flex-direction: column; }
    .actividad-nota { text-align: left; display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
  }
}