/* Profe — design system and components.
 *
 * 1. Tokens       5. Cards & page header   9. Badges & messages
 * 2. Base         6. Forms                 10. Lists, empty states, pagination
 * 3. App shell    7. Buttons               11. Auth layout
 * 4. Navigation   8. Tables                12. Utilities, motion, responsive
 */

/* 1. Tokens ---------------------------------------------------------------- */
:root {
  color-scheme: light;

  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI Variable Text", "Segoe UI", system-ui, Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI Variable Display", "Segoe UI", system-ui, Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Calm and clean: an almost-white green background, white surfaces, soft green borders and grey-green icons.
     Every green shares the hue of the reference icon green (#ccd8c9, 108°); texts keep dark, legible tones.
     Contrast (WCAG): text 14.7:1, secondary text 7:1, tertiary 5.5:1, white on accent 4.9:1, input border 3.5:1. */
  --color-bg: #f7faf6;
  --color-surface: #ffffff;
  --color-surface-muted: #f9fbf8;
  --color-sidebar: rgba(239, 244, 237, 0.92);
  --color-text: #1f261f;
  --color-text-secondary: #4e584d;
  --color-text-tertiary: #5e695d;
  --color-border: #e0e8dd;
  --color-border-strong: #c4cfc0;
  --color-border-hover: #9fae9b;
  --color-input-border: #7f8c7c;
  --color-input-border-hover: #5f6b5c;
  --color-placeholder: #8a9488;
  --color-hover: rgba(60, 90, 56, 0.06);
  --color-pressed: rgba(60, 90, 56, 0.11);

  /* Icons: the reference green. As a stroke on near-white it would reach only 1.4:1, so icon lines use the
     same hue and saturation darkened (#66805f, 4.1-4.4:1) and the exact reference fills icon tiles. */
  --color-icon-ref: #ccd8c9;
  --color-icon: #66805f;

  /* Buttons a little lighter (white text 4.9:1; as link text on the background 4.6:1). */
  --color-accent: #567a52;
  --color-accent-hover: #4d6e4a;
  --color-accent-pressed: #43613f;
  --color-accent-soft: #e5ede2;
  --color-accent-soft-pressed: #d6e2d2;
  --color-accent-border: rgba(77, 110, 74, 0.55);
  --color-accent-text: #38553a;
  --color-on-accent: #ffffff;
  --color-today: rgba(77, 110, 74, 0.05);

  --color-success: #2f6b3f;
  --color-success-soft: #e4f0e4;
  --color-warning: #855010;
  --color-warning-soft: #fdf1dc;
  --color-danger: #b4232a;
  --color-danger-hover: #961c22;
  --color-danger-soft: #fbeaea;
  --color-info: #36618a;
  --color-info-soft: #e7eef5;
  --color-neutral-soft: #edf2eb;
  --color-neutral-chip: #868f84;

  --focus-ring: 0 0 0 3px rgba(77, 110, 74, 0.5);
  --focus-ring-danger: 0 0 0 3px rgba(180, 35, 42, 0.35);

  --radius-xs: 5px;
  --radius-sm: 7px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-pill: 999px;

  --shadow-xs: 0 1px 2px rgba(31, 45, 30, 0.05);
  --shadow-sm: 0 1px 2px rgba(31, 45, 30, 0.04), 0 2px 8px rgba(31, 45, 30, 0.04);
  --shadow-md: 0 2px 6px rgba(31, 45, 30, 0.05), 0 12px 32px rgba(31, 45, 30, 0.08);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  --text-xs: 0.75rem;
  --text-sm: 0.8125rem;
  --text-base: 0.9375rem;
  --text-md: 1.0625rem;
  --text-lg: 1.25rem;
  --text-xl: 1.75rem;
  --text-2xl: clamp(1.75rem, 1.2rem + 1.8vw, 2.5rem);

  --control-height: 40px;
  --control-height-sm: 32px;
  --sidebar-width: 248px;
  --content-width: 1080px;
  --duration: 160ms;
  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
}
/* Touch screens (tablets, phones): small buttons and toolbar controls grow to a comfortable 40px target. */
@media (pointer: coarse) {
  :root { --control-height-sm: 40px; }
  .input, input, select, textarea { font-size: max(16px, var(--text-base)); }
  /* Native file picker (documents): the whole control and its button become 40px targets; it keeps its own
     behaviour and stays inside its column. Desktop (fine pointer) keeps the browser's default look. */
  input[type="file"] { box-sizing: border-box; width: 100%; max-width: 100%; min-height: var(--control-height); font-size: var(--text-base); }
  input[type="file"]::file-selector-button { min-height: var(--control-height); margin-right: var(--space-3); padding: 0 var(--space-4);
    border: 1px solid var(--color-border-strong); border-radius: var(--radius-sm); background: var(--color-surface); color: var(--color-text); font: inherit; }
}

/* 2. Base ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { margin: 0; font-family: var(--font-display); color: var(--color-text); letter-spacing: -0.015em; }
h1 { font-size: var(--text-2xl); font-weight: 700; line-height: 1.12; letter-spacing: -0.025em; }
h2 { font-size: var(--text-lg); font-weight: 650; line-height: 1.25; }
h3 { font-size: var(--text-md); font-weight: 600; }
p { margin: 0; }
a { color: var(--color-accent); text-decoration: none; text-underline-offset: 0.18em; }
a:hover { text-decoration: underline; }
:focus-visible { outline: none; box-shadow: var(--focus-ring); border-radius: var(--radius-xs); }
svg.icon { width: 1.15em; height: 1.15em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; vertical-align: -0.2em; }
.icon-sprite { display: none; }

.skip-link {
  position: absolute; left: var(--space-4); top: -100px; z-index: 100;
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-sm);
  background: var(--color-surface); color: var(--color-text); box-shadow: var(--shadow-md);
}
.skip-link:focus { top: var(--space-4); }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* 3. App shell ------------------------------------------------------------- */
.app-shell { min-height: 100vh; }
.sidebar {
  position: fixed; inset: 0 auto 0 0; z-index: 20;
  display: flex; flex-direction: column; gap: var(--space-6);
  width: var(--sidebar-width); padding: var(--space-5) var(--space-3);
  background: var(--color-sidebar); border-right: 1px solid var(--color-border);
  -webkit-backdrop-filter: saturate(180%) blur(20px); backdrop-filter: saturate(180%) blur(20px);
  overflow-y: auto;
}
.main-column { margin-left: var(--sidebar-width); min-width: 0; }
.page { width: min(var(--content-width), 100% - 2 * var(--space-8)); margin: 0 auto; padding: var(--space-10) 0 var(--space-12); }
.site-footer { padding: 0 0 var(--space-8); color: var(--color-text-tertiary); font-size: var(--text-xs); text-align: center; }

.brand { display: inline-flex; align-items: center; gap: var(--space-3); padding: var(--space-1) var(--space-3); color: var(--color-text); }
.brand:hover { text-decoration: none; }
.brand-mark {
  display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 9px;
  background: var(--color-icon-ref); color: var(--color-accent-text);
  box-shadow: inset 0 0 0 1px rgba(77, 110, 74, 0.12), var(--shadow-xs);
}
.brand-mark svg.icon { width: 18px; height: 18px; stroke-width: 2; }
.brand-name { display: grid; line-height: 1.15; font-weight: 650; font-size: var(--text-md); letter-spacing: -0.01em; }
.brand-name small { color: var(--color-text-tertiary); font-size: var(--text-xs); font-weight: 450; letter-spacing: 0; }

.topbar { display: none; }
.menu-toggle { display: none; }

/* 4. Navigation ------------------------------------------------------------ */
.nav { display: grid; gap: var(--space-6); }
.nav-section { display: grid; gap: 2px; }
.nav-heading { padding: 0 var(--space-3) var(--space-1); color: var(--color-text-tertiary); font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.02em; }
.nav-list { display: grid; gap: 2px; margin: 0; padding: 0; list-style: none; }
.nav-link {
  display: flex; align-items: center; gap: var(--space-3); min-height: 36px;
  padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm);
  color: var(--color-text); font-size: var(--text-base); font-weight: 450;
  transition: background-color var(--duration) var(--ease), color var(--duration) var(--ease);
}
.nav-link svg.icon { color: var(--color-icon); }
.nav-link[aria-current="page"] svg.icon { color: var(--color-accent); }
.nav-link:hover { background: var(--color-hover); text-decoration: none; }
.nav-link:active { background: var(--color-pressed); }
.nav-link[aria-current="page"] { background: var(--color-surface); box-shadow: var(--shadow-xs), inset 0 0 0 1px var(--color-border), inset 3px 0 0 var(--color-icon-ref); font-weight: 600; }

.sidebar-footer { margin-top: auto; display: grid; gap: var(--space-2); padding: var(--space-3); border-top: 1px solid var(--color-border); }
.user-chip { display: flex; align-items: center; gap: var(--space-3); min-width: 0; }
.avatar {
  display: inline-grid; place-items: center; flex: none; width: 32px; height: 32px; border-radius: 50%;
  background: var(--color-neutral-soft); color: var(--color-text-secondary); font-size: var(--text-sm); font-weight: 650; text-transform: uppercase;
}
.user-chip-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: var(--text-sm); font-weight: 550; }
.user-chip-role { color: var(--color-text-tertiary); font-size: var(--text-xs); }

/* 5. Cards & page header --------------------------------------------------- */
.page-header { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: var(--space-4) var(--space-6); margin-bottom: var(--space-8); }
.page-header > div:first-child { display: grid; gap: var(--space-2); min-width: 0; }
.page-subtitle { max-width: 62ch; color: var(--color-text-secondary); font-size: var(--text-md); }
.page-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.eyebrow { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-1); color: var(--color-text-tertiary); font-size: var(--text-sm); font-weight: 500; }
.eyebrow a { color: var(--color-text-secondary); }
.eyebrow .separator { color: var(--color-border-strong); }

.card {
  margin-bottom: var(--space-6); background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
}
.card-header { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: var(--space-2) var(--space-4); padding: var(--space-5) var(--space-6) 0; }
.card-header > div { display: grid; gap: var(--space-1); }
.card-description { color: var(--color-text-secondary); font-size: var(--text-sm); }
.card-body { padding: var(--space-5) var(--space-6) var(--space-6); }
.card-body--flush { padding: var(--space-3) 0 0; }
.card-footer { padding: var(--space-4) var(--space-6); border-top: 1px solid var(--color-border); }
.card--narrow { max-width: 640px; }
.card-divider { height: 1px; margin: 0; border: 0; background: var(--color-border); }

.feature-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: var(--space-4); }
.feature-card {
  display: grid; align-content: start; gap: var(--space-3); min-height: 168px; padding: var(--space-6);
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); color: var(--color-text);
  transition: box-shadow var(--duration) var(--ease), transform var(--duration) var(--ease), border-color var(--duration) var(--ease);
}
.feature-card:hover { text-decoration: none; border-color: var(--color-border-strong); box-shadow: var(--shadow-md); transform: translateY(-1px); }
.feature-card:active { transform: none; box-shadow: var(--shadow-sm); }
.feature-card p { color: var(--color-text-secondary); font-size: var(--text-sm); }
.feature-card .feature-link { display: inline-flex; align-items: center; gap: var(--space-1); margin-top: auto; color: var(--color-accent); font-size: var(--text-sm); font-weight: 550; }
.feature-icon { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: var(--radius-md); background: var(--color-icon-ref); color: var(--color-accent-text); }
.feature-icon svg.icon { width: 22px; height: 22px; }
.section-title { margin: var(--space-10) 0 var(--space-4); font-size: var(--text-md); }

/* 6. Forms ----------------------------------------------------------------- */
/* Columns follow the space the form really has (a card, a nested list, half a page), not the screen width:
   at most 2 (or 3) columns, never narrower than --field-min; with less room the fields stack. On a wide
   desktop the result is the same 2 or 3 equal columns as always. */
.form-grid {
  --field-min: 14rem; --form-columns: 2;
  display: grid; gap: var(--space-4) var(--space-5); align-items: start;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, max(var(--field-min), (100% - (var(--form-columns) - 1) * var(--space-5)) / var(--form-columns))), 1fr));
}
.form-grid--3 { --form-columns: 3; }
.form-grid .span-all { grid-column: 1 / -1; }
.field { display: grid; gap: 6px; min-width: 0; }
.field-label, .field > label { color: var(--color-text); font-size: var(--text-sm); font-weight: 550; }
.field-hint { color: var(--color-text-tertiary); font-size: var(--text-xs); }
.input, input[type="text"], input[type="search"], input[type="password"], input[type="date"], input[type="time"], input[type="number"], input:not([type]), select {
  width: 100%; min-width: 0; height: var(--control-height); padding: 0 var(--space-3);
  border: 1px solid var(--color-input-border); border-radius: var(--radius-sm);
  background: var(--color-surface); color: var(--color-text); font: inherit; font-size: var(--text-base);
  transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
select {
  appearance: none; padding-right: var(--space-8);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236e6e73' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
}
input:hover, select:hover { border-color: var(--color-input-border-hover); }
input:focus-visible, select:focus-visible { outline: none; border-color: var(--color-accent); box-shadow: var(--focus-ring); border-radius: var(--radius-sm); }
input:disabled, select:disabled { background: var(--color-neutral-soft); color: var(--color-text-tertiary); cursor: not-allowed; }
input:user-invalid, select:user-invalid { border-color: var(--color-danger); }
input:user-invalid:focus-visible, select:user-invalid:focus-visible { box-shadow: var(--focus-ring-danger); }
input::placeholder, textarea::placeholder { color: var(--color-placeholder); }
/* Date and time inputs: an inline form (label + input + button) gives them their natural width instead of the
   whole row; in a form grid they keep filling their column. WebKit (iPad/iPhone) collapses an empty value and
   centres it, so the value box keeps one line of height and starts on the left. */
.cluster > input[type="date"], .cluster > input[type="time"] { flex: 0 1 11rem; width: auto; }
input[type="date"]::-webkit-date-and-time-value, input[type="time"]::-webkit-date-and-time-value { min-height: 1.5em; text-align: left; }
/* iPad and iPhone only (WebKit touch): their native date/time box ignores the field width; a plain box keeps it
   inside its column and the native picker still opens on tap. */
@supports (-webkit-touch-callout: none) {
  input[type="date"], input[type="time"] { -webkit-appearance: none; appearance: none; display: flex; align-items: center; }
}
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); grid-column: 1 / -1; padding-top: var(--space-1); }
.form-note { grid-column: 1 / -1; color: var(--color-text-tertiary); font-size: var(--text-sm); }
.required-mark { color: var(--color-danger); font-weight: 600; }

fieldset { min-width: 0; margin: 0; padding: 0; border: 0; }
legend { margin-bottom: var(--space-2); padding: 0; color: var(--color-text); font-size: var(--text-sm); font-weight: 550; }
.choice-list { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.choice {
  display: inline-flex; align-items: center; gap: var(--space-2); min-height: var(--control-height-sm);
  padding: 0 var(--space-3); border: 1px solid var(--color-border-strong); border-radius: var(--radius-sm);
  background: var(--color-surface); font-size: var(--text-sm); cursor: pointer;
  transition: background-color var(--duration) var(--ease), border-color var(--duration) var(--ease);
}
.choice:hover { background: var(--color-surface-muted); border-color: var(--color-border-hover); }
.choice:has(input:checked) { background: var(--color-accent-soft); border-color: var(--color-accent-border); color: var(--color-accent-text); }
.choice:has(input:focus-visible) { box-shadow: var(--focus-ring); }
.choice input:focus-visible { box-shadow: none; }
input[type="checkbox"] { width: 16px; height: 16px; margin: 0; accent-color: var(--color-accent); cursor: pointer; }
.checkbox-row { display: inline-flex; align-items: center; gap: var(--space-2); font-size: var(--text-sm); cursor: pointer; }

/* 7. Buttons --------------------------------------------------------------- */
.button, button {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  height: var(--control-height); padding: 0 var(--space-5); border: 1px solid transparent; border-radius: var(--radius-sm);
  background: var(--color-accent); color: var(--color-on-accent);
  font: inherit; font-size: var(--text-base); font-weight: 550; line-height: 1; white-space: nowrap;
  cursor: pointer; text-decoration: none; user-select: none;
  transition: background-color var(--duration) var(--ease), border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease), transform 80ms var(--ease);
}
.button:hover, button:hover { background: var(--color-accent-hover); color: var(--color-on-accent); text-decoration: none; }
.button:active, button:active { background: var(--color-accent-pressed); transform: scale(0.98); }
.button:focus-visible, button:focus-visible { box-shadow: var(--focus-ring); border-radius: var(--radius-sm); }
.button:disabled, button:disabled, .button[aria-disabled="true"] { background: var(--color-neutral-soft); border-color: transparent; color: var(--color-placeholder); cursor: not-allowed; transform: none; }
.button--secondary { background: var(--color-surface); border-color: var(--color-border-strong); color: var(--color-text); }
.button--secondary svg.icon { color: var(--color-icon); }
.button--secondary:hover { background: var(--color-surface-muted); border-color: var(--color-border-hover); color: var(--color-text); }
.button--secondary:active { background: var(--color-neutral-soft); }
.button--quiet { background: transparent; color: var(--color-accent); }
.button--quiet:hover { background: var(--color-accent-soft); color: var(--color-accent-text); }
.button--quiet:active { background: var(--color-accent-soft-pressed); }
.button--danger { background: var(--color-surface); border-color: rgba(180, 35, 42, 0.45); color: var(--color-danger); }
.button--danger:hover { background: var(--color-danger-soft); border-color: var(--color-danger); color: var(--color-danger-hover); }
.button--danger:active { background: #fadcdc; }
.button--danger:focus-visible { box-shadow: var(--focus-ring-danger); }
.button--small { height: var(--control-height-sm); padding: 0 var(--space-4); font-size: var(--text-sm); }
.button--block { width: 100%; }
.button--sidebar { justify-content: flex-start; width: 100%; height: 36px; padding: 0 var(--space-3); border-radius: var(--radius-sm); background: transparent; color: var(--color-text-secondary); font-weight: 450; }
.button--sidebar:hover { background: var(--color-hover); color: var(--color-text); }
.button--sidebar:active { background: var(--color-pressed); transform: none; }
.button--sidebar:focus-visible { border-radius: var(--radius-sm); }

/* 8. Tables ---------------------------------------------------------------- */
/* position: relative keeps absolutely positioned descendants (e.g. .visually-hidden)
   inside the scroll box; otherwise they widen the whole page on small screens. */
.table-wrap { position: relative; width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: var(--text-base); text-align: left; }
.table th, .table td { padding: var(--space-3) var(--space-6); border-bottom: 1px solid var(--color-border); vertical-align: middle; }
.table thead th { padding-top: var(--space-2); padding-bottom: var(--space-2); background: var(--color-surface-muted); color: var(--color-text-tertiary); font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.02em; white-space: nowrap; }
.table tbody th { font-weight: 550; }
.table tbody tr { transition: background-color var(--duration) var(--ease); }
.table tbody tr:hover { background: var(--color-surface-muted); }
.table tbody tr:last-child > * { border-bottom: 0; }
.table .numeric { text-align: right; font-variant-numeric: tabular-nums; }
.table .actions-cell { text-align: right; white-space: nowrap; }
.table .nowrap { white-space: nowrap; }
.table--compact th, .table--compact td { padding: var(--space-2) var(--space-3); font-size: var(--text-sm); }
.curricular-summary td, .curricular-summary tbody th { vertical-align: top; }
.cell-detail { display: block; margin-top: 2px; color: var(--color-text-secondary); font-size: var(--text-sm); }
/* Single ACS and NCC form: «¿Existe ACS?» sits beside the area; the radio row keeps the height of a control. */
.curricular-has { margin: 0; padding: 0; border: 0; min-width: 0; }
.curricular-has .choice-list { min-height: var(--control-height); align-items: center; }
.row-title { display: grid; gap: 2px; }
.row-title small { color: var(--color-text-tertiary); font-size: var(--text-xs); font-weight: 400; }
.person { display: flex; align-items: center; gap: var(--space-3); }
.person a { color: var(--color-text); font-weight: 550; }
.person a:hover { color: var(--color-accent); }

/* 9. Badges & messages ----------------------------------------------------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px; height: 22px; padding: 0 var(--space-2);
  border-radius: var(--radius-pill); background: var(--color-neutral-soft); color: var(--color-text-secondary);
  font-size: var(--text-xs); font-weight: 600; white-space: nowrap; vertical-align: middle;
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: 0.85; }
.badge--success { background: var(--color-success-soft); color: var(--color-success); }
.badge--info { background: var(--color-info-soft); color: var(--color-info); }
.badge--warning { background: var(--color-warning-soft); color: var(--color-warning); }
.badge--danger { background: var(--color-danger-soft); color: var(--color-danger); }
.badge--muted, .badge--neutral { background: var(--color-neutral-soft); color: var(--color-text-tertiary); }

.messages { display: grid; gap: var(--space-2); margin-bottom: var(--space-6); }
.message {
  display: flex; align-items: flex-start; gap: var(--space-3); padding: var(--space-3) var(--space-4);
  border: 1px solid transparent; border-radius: var(--radius-md); font-size: var(--text-base);
}
.message svg.icon { margin-top: 2px; }
.message--success { background: var(--color-success-soft); border-color: rgba(47, 107, 63, 0.2); color: #24552f; }
.message--error { background: var(--color-danger-soft); border-color: rgba(196, 20, 28, 0.2); color: #9b1016; }
.message--warning { background: var(--color-warning-soft); border-color: rgba(138, 75, 0, 0.2); color: #6e3c00; }
.message--info { background: var(--color-info-soft); border-color: rgba(54, 97, 138, 0.2); color: #2b4f72; }

/* 10. Lists, empty states, pagination -------------------------------------- */
.empty-state { display: grid; justify-items: center; gap: var(--space-2); padding: var(--space-10) var(--space-6); color: var(--color-text-secondary); text-align: center; }
.empty-state svg.icon { box-sizing: content-box; width: 26px; height: 26px; padding: 10px; border-radius: 50%; background: var(--color-icon-ref); color: var(--color-accent-text); stroke-width: 1.5; }
.empty-state strong { color: var(--color-text); font-weight: 600; }
.empty-state p { max-width: 44ch; font-size: var(--text-sm); }
.inline-empty { color: var(--color-text-tertiary); font-size: var(--text-sm); }

.item-list { margin: 0; padding: 0; list-style: none; }
.item-list > li { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); padding: var(--space-4) var(--space-6); border-top: 1px solid var(--color-border); }
.item-list > li:first-child { border-top: 0; }
.group-item { display: grid; grid-template-columns: minmax(10rem, 0.32fr) 1fr; gap: var(--space-4) var(--space-6); align-items: start; }
.group-item .area-form { display: grid; gap: var(--space-3); justify-items: start; }

.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3) var(--space-4); }
.search-field { position: relative; flex: 1 1 280px; max-width: 460px; }
.search-field svg.icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--color-icon); pointer-events: none; }
.search-field input { padding-left: 38px; background: var(--color-surface); }

.results-summary { padding: 0 var(--space-6) var(--space-3); color: var(--color-text-tertiary); font-size: var(--text-sm); }
.pagination { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); padding: var(--space-4) var(--space-6); border-top: 1px solid var(--color-border); color: var(--color-text-secondary); font-size: var(--text-sm); }
.pagination-links { display: flex; gap: var(--space-2); }

.detail-list { display: grid; grid-template-columns: max-content 1fr; gap: var(--space-2) var(--space-6); margin: 0; font-size: var(--text-base); }
.detail-list dt { color: var(--color-text-tertiary); }
.detail-list dd { margin: 0; }

/* 11. Auth layout ---------------------------------------------------------- */
.auth-layout { display: grid; place-items: center; min-height: 100vh; padding: var(--space-8) var(--space-4); }
.auth-panel { width: min(400px, 100%); }
.auth-brand { display: grid; justify-items: center; gap: var(--space-4); margin-bottom: var(--space-8); text-align: center; }
.auth-brand .brand-mark { width: 56px; height: 56px; border-radius: 15px; }
.auth-brand .brand-mark svg.icon { width: 30px; height: 30px; }
.auth-brand h1 { font-size: var(--text-xl); }
.auth-brand p { color: var(--color-text-secondary); }
.auth-card { padding: var(--space-8); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.auth-card form { display: grid; gap: var(--space-4); }
.auth-card .button { margin-top: var(--space-2); }
.auth-card > .message { margin-bottom: var(--space-5); }
.auth-footnote { display: flex; align-items: center; justify-content: center; gap: var(--space-2); margin-top: var(--space-6); color: var(--color-text-tertiary); font-size: var(--text-xs); text-align: center; }
.auth-layout .messages { margin-bottom: var(--space-4); }
.error-panel { width: min(520px, 100%); }
.error-code { color: var(--color-text-tertiary); font-size: var(--text-sm); font-weight: 600; }
.error-title { font-size: var(--text-xl); }
.feature-icon--warning { background: var(--color-warning-soft); color: var(--color-warning); }

/* 12. Utilities, motion, responsive ---------------------------------------- */
.muted { color: var(--color-text-tertiary); }
.text-sm { font-size: var(--text-sm); }
.stack { display: grid; gap: var(--space-4); }
.stack--tight { gap: 6px; }
.cluster { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); }
.inline-form { display: inline; margin: 0; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; scroll-behavior: auto !important; }
  .feature-card:hover, .button:active, button:active { transform: none; }
}


@media (max-width: 900px) {
  .sidebar {
    position: static; width: auto; padding: 0; gap: 0; border-right: 0; overflow: visible;
    background: transparent; -webkit-backdrop-filter: none; backdrop-filter: none;
  }
  .main-column { margin-left: 0; }
  .sidebar > .brand { display: none; }
  .topbar {
    position: sticky; top: 0; z-index: 30; display: flex; align-items: center; justify-content: space-between;
    min-height: 56px; padding: var(--space-2) var(--space-4);
    background: var(--color-sidebar); border-bottom: 1px solid var(--color-border);
    -webkit-backdrop-filter: saturate(180%) blur(20px); backdrop-filter: saturate(180%) blur(20px);
  }
  .js .menu-toggle { display: inline-flex; }
  .sidebar-panel { padding: var(--space-4); background: var(--color-surface); border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow-md); }
  .js .sidebar-panel { display: none; position: sticky; top: 56px; z-index: 25; max-height: calc(100vh - 56px); overflow-y: auto; }
  .js .sidebar-panel.is-open { display: grid; gap: var(--space-5); }
  .sidebar-footer { margin-top: 0; }
  .page { width: min(var(--content-width), 100% - 2 * var(--space-4)); padding-top: var(--space-6); }
  .group-item { grid-template-columns: 1fr; }
}

@media (min-width: 901px) {
  .sidebar-panel { display: contents; }
}

@media (max-width: 640px) {
  .page-header { align-items: flex-start; margin-bottom: var(--space-6); }
  .card-header { padding: var(--space-4) var(--space-4) 0; }
  .card-body { padding: var(--space-4); }
  .card-body--flush { padding-top: var(--space-2); }
  .table th, .table td { padding: var(--space-3) var(--space-4); }
  .item-list > li { padding: var(--space-4); }
  .results-summary { padding: 0 var(--space-4) var(--space-3); }
  .pagination { padding: var(--space-3) var(--space-4); }
  .auth-card { padding: var(--space-6); }
  .detail-list { grid-template-columns: 1fr; gap: 2px; }
  .detail-list dd { margin-bottom: var(--space-2); }
  .hide-mobile, .person .avatar { display: none; }
  .search-field { flex-basis: 100%; max-width: none; }
}

.menu-toggle .when-open, .menu-toggle[aria-expanded="true"] .when-closed { display: none; }
.menu-toggle[aria-expanded="true"] .when-open { display: inline-flex; }
.menu-toggle .when-closed { display: inline-flex; }

/* 13. Gradebook grid ------------------------------------------------------- */
/* Dense by design: many students x many activities must stay readable and fast. */
.page:has(.grid-form), .page:has(.grid-toolbar) { width: min(1640px, 100% - 2 * var(--space-6)); }
.page-header--compact { margin-bottom: var(--space-5); }
.title-secondary { color: var(--color-text-tertiary); font-weight: 500; }
.js-only { display: none; }
.js .js-only { display: inline; }
kbd { display: inline-block; min-width: 1.5em; padding: 0 4px; border: 1px solid var(--color-border-strong); border-bottom-width: 2px; border-radius: var(--radius-xs); background: var(--color-surface); font: 600 var(--text-xs)/1.5 var(--font-sans); text-align: center; }

.grid-toolbar { margin-bottom: var(--space-4); padding: var(--space-3) var(--space-4); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.search-field--compact { flex: 0 1 240px; }
.search-field--compact input, .grid-toolbar select { height: var(--control-height-sm); font-size: var(--text-sm); }
.field--inline { display: flex; align-items: center; gap: var(--space-2); }
.field--inline label { color: var(--color-text-secondary); font-size: var(--text-sm); font-weight: 550; white-space: nowrap; }
.field--inline select { width: auto; }

.grid-help { margin-bottom: var(--space-2); color: var(--color-text-secondary); font-size: var(--text-sm); }
.grid-scroll {
  position: relative; max-height: calc(100vh - 230px); min-height: 220px; overflow: auto; overscroll-behavior: contain;
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-xs);
}
.grid { border-collapse: separate; border-spacing: 0; font-size: 0.875rem; font-variant-numeric: tabular-nums; }
.grid th, .grid td { padding: 0; border-right: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); background: var(--color-surface); }
.grid thead th { position: sticky; z-index: 2; background: var(--color-surface-muted); vertical-align: bottom; }
.grid thead tr:first-child th { top: 0; }
.grid thead tr:nth-child(2) th { top: 31px; }
.grid-sticky { position: sticky; left: 0; z-index: 1; }
.grid thead .grid-sticky, .grid tfoot .grid-sticky { z-index: 3; }
.grid-corner { min-width: 230px; padding: var(--space-2) var(--space-3) !important; text-align: left; font-size: var(--text-xs); color: var(--color-text-tertiary); font-weight: 600; box-shadow: 1px 0 0 var(--color-border-strong); }
.grid-corner small { margin-left: var(--space-1); font-weight: 500; }
.grid-category { height: 31px; padding: 0 var(--space-3) !important; color: var(--color-accent-text); font-size: var(--text-xs); font-weight: 650; text-align: left; white-space: nowrap; border-bottom: 2px solid var(--color-accent) !important; }
.grid-category small { color: var(--color-text-tertiary); font-weight: 500; }
.grid-activity { min-width: 76px; max-width: 132px; padding: var(--space-2) var(--space-2) 6px !important; text-align: center; font-weight: 550; }
.grid-activity a { display: -webkit-box; overflow: hidden; color: var(--color-text); font-size: var(--text-sm); line-height: 1.25; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.grid-activity a:hover { color: var(--color-accent); }
.grid-activity small { display: block; margin-top: 2px; color: var(--color-text-tertiary); font-size: 0.6875rem; font-weight: 500; white-space: nowrap; }
.grid-student { padding: 0 var(--space-3) !important; text-align: left; font-weight: 500; white-space: nowrap; box-shadow: 1px 0 0 var(--color-border-strong); }
.grid-student a { display: inline-block; max-width: 230px; overflow: hidden; color: var(--color-text); text-overflow: ellipsis; vertical-align: middle; }
.grid-student a:hover { color: var(--color-accent); }
.grid-student .badge { margin-left: var(--space-1); height: 18px; font-size: 0.6875rem; }
.grid tbody tr:hover > * { background: var(--color-surface-muted); }
.grid tbody tr:hover > .grid-sticky { background: var(--color-bg); }
.grid-row--former .grid-student a { color: var(--color-text-tertiary); }

.grid-cell { text-align: center; }
.cell {
  display: block; width: 100%; min-width: 72px; height: 34px !important; padding: 0 6px !important;
  border: 1px solid transparent !important; border-radius: 0 !important; background: transparent !important;
  font-size: 0.875rem !important; font-weight: 550; text-align: center; color: var(--color-text);
}
.cell:hover { background: var(--color-accent-soft) !important; }
.cell:focus-visible { position: relative; z-index: 1; border-color: var(--color-accent) !important; background: var(--color-surface) !important; box-shadow: inset 0 0 0 1px var(--color-accent), var(--focus-ring) !important; border-radius: 0 !important; }
.cell--absent, .cell-swatch.cell--absent { background: var(--color-warning-soft) !important; color: var(--color-warning); font-weight: 700; }
.cell--pending, .cell-swatch.cell--pending { background: var(--color-info-soft) !important; color: var(--color-info); font-weight: 700; }
.cell--exempt, .cell-swatch.cell--exempt { background: var(--color-neutral-soft) !important; color: var(--color-text-tertiary); font-weight: 700; }
.cell--error { border-color: var(--color-danger) !important; background: var(--color-danger-soft) !important; color: var(--color-danger); }
.cell--saving { opacity: 0.6; }
.cell-error-text { display: block; max-width: 140px; padding: 2px 4px 4px; color: var(--color-danger); font-size: 0.6875rem; line-height: 1.2; }
.cell-locked { display: block; color: var(--color-border-strong); background: repeating-linear-gradient(135deg, transparent 0 6px, var(--color-neutral-soft) 6px 7px); line-height: 34px; cursor: not-allowed; }

.grid-result-head, .grid-result { position: sticky; right: 0; z-index: 1; min-width: 96px; box-shadow: -1px 0 0 var(--color-border-strong); }
.grid thead .grid-result-head { z-index: 3; padding: 0 var(--space-3) !important; color: var(--color-text-secondary); font-size: var(--text-xs); font-weight: 650; }
.grid-result { padding: 0 var(--space-2) !important; background: var(--color-surface-muted) !important; }
.result-details { position: relative; }
.result-details summary { display: flex; align-items: center; justify-content: center; gap: 6px; min-height: 34px; list-style: none; cursor: pointer; font-weight: 700; }
.result-details summary::-webkit-details-marker { display: none; }
.result-details summary:focus-visible { box-shadow: var(--focus-ring); border-radius: var(--radius-xs); }
.result-flag { display: inline-flex; align-items: center; height: 18px; padding: 0 5px; border-radius: var(--radius-xs); background: var(--color-info-soft); color: var(--color-info); font-size: 0.6875rem; font-weight: 650; }
.result-pop {
  position: absolute; right: calc(100% + 8px); top: -4px; z-index: 10; width: 280px; padding: var(--space-3) var(--space-4);
  background: var(--color-surface); border: 1px solid var(--color-border-strong); border-radius: var(--radius-md); box-shadow: var(--shadow-md);
  text-align: left; font-size: var(--text-sm); font-weight: 400; white-space: normal;
}
.result-pop-title { margin-bottom: var(--space-2); font-weight: 650; }
.result-categories, .result-reasons { margin: 0; padding: 0; list-style: none; }
.result-categories li { display: flex; justify-content: space-between; gap: var(--space-3); padding: 3px 0; border-bottom: 1px solid var(--color-border); }
.result-reasons { margin-top: var(--space-2); color: var(--color-text-secondary); }
.result-reasons li { padding: 2px 0; }
.result-categories[data-stale] { opacity: 0.55; }
.grid tfoot th, .grid tfoot td { height: 32px; background: var(--color-surface-muted); color: var(--color-text-secondary); font-size: var(--text-xs); font-weight: 600; text-align: center; }
.grid tfoot .grid-sticky { padding: 0 var(--space-3) !important; text-align: left; }

.grid-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-3); }
.grid-status { min-height: 1.5em; color: var(--color-text-secondary); font-size: var(--text-sm); }
.grid-status--error { color: var(--color-danger); font-weight: 550; }
.js .grid-form--live .grid-save { display: none; }
.grid-legend { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); margin-top: var(--space-3); color: var(--color-text-secondary); font-size: var(--text-xs); }
.legend-item { display: inline-flex; align-items: center; gap: 6px; }
.cell-swatch { display: inline-grid; place-items: center; width: 22px; height: 18px; border-radius: var(--radius-xs); font-size: 0.6875rem; }
.legend-item .cell-locked { width: 22px; line-height: 18px; text-align: center; }
.result-chip { display: grid; justify-items: end; gap: 2px; }
.result-chip strong { font-size: var(--text-lg); }
.input-narrow input { max-width: 110px; }

@media (max-width: 900px) {
  .page:has(.grid-form), .page:has(.grid-toolbar) { width: min(1640px, 100% - 2 * var(--space-3)); }
  .grid-scroll { max-height: calc(100vh - 170px); }
  .grid-corner { min-width: 150px; }
  .grid-student a { max-width: 150px; }
  .result-pop { top: calc(100% + 4px); right: 0; width: 240px; }
}

/* 14. Quick entry ---------------------------------------------------------- */
.quick-add { margin-bottom: var(--space-4); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.quick-add > summary { display: flex; align-items: center; gap: var(--space-2); padding: var(--space-3) var(--space-4); color: var(--color-accent-text); font-weight: 600; cursor: pointer; list-style: none; }
.quick-add > summary::-webkit-details-marker { display: none; }
.quick-add > summary:hover { background: var(--color-surface-muted); border-radius: var(--radius-md); }
.quick-add[open] > summary { border-bottom: 1px solid var(--color-border); border-radius: var(--radius-md) var(--radius-md) 0 0; }
.quick-add-form { display: flex; flex-wrap: wrap; align-items: flex-end; gap: var(--space-3); padding: var(--space-4) var(--space-4) var(--space-2); }
.quick-add-form .field { flex: 1 1 150px; }
.quick-add-form .field:first-of-type { flex: 3 1 220px; }
.quick-add-form .field--narrow { flex: 0 1 90px; }
.quick-add > .field-hint { padding: 0 var(--space-4) var(--space-3); }
a.cell-locked { text-decoration: none; }
a.cell-locked:hover { color: var(--color-accent); background: var(--color-accent-soft); }
.grid-mean small { color: var(--color-text-tertiary); font-weight: 500; }
.form-subsection { padding: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface-muted); }
.form-subsection legend { padding: 0 var(--space-2); }
.form-subsection .field-hint { margin-top: var(--space-2); }

/* 15. Ordering and icon buttons -------------------------------------------- */
.button--icon { width: var(--control-height-sm); height: var(--control-height-sm); padding: 0; }
.cluster--end { justify-content: flex-end; flex-wrap: nowrap; }

/* 16. Observations --------------------------------------------------------- */
textarea { width: 100%; min-height: 84px; padding: var(--space-2) var(--space-3); border: 1px solid var(--color-input-border); border-radius: var(--radius-sm); background: var(--color-surface); color: var(--color-text); font: inherit; resize: vertical; }
textarea:focus-visible { outline: none; border-color: var(--color-accent); box-shadow: var(--focus-ring); }
.observation-list > li { align-items: flex-start; flex-wrap: nowrap; }
.observation { display: grid; gap: 2px; min-width: 0; }
.observation-meta { color: var(--color-text-secondary); font-size: var(--text-sm); }
.observation-body { white-space: pre-line; overflow-wrap: anywhere; }

/* 17. Student record: tabs, colour, history, settings --------------------- */
.page-header--student { margin-bottom: var(--space-4); }
.student-title { display: flex; align-items: center; gap: var(--space-4); }
.tabs { display: flex; gap: var(--space-1); margin-bottom: var(--space-6); overflow-x: auto; border-bottom: 1px solid var(--color-border); scrollbar-width: thin; }
.tab { flex: none; padding: var(--space-2) var(--space-4); border-bottom: 2px solid transparent; color: var(--color-text-secondary); font-weight: 550; white-space: nowrap; }
.tab:hover { color: var(--color-text); text-decoration: none; background: var(--color-hover); border-radius: var(--radius-sm) var(--radius-sm) 0 0; }
.tab[aria-current="page"] { border-bottom-color: var(--color-accent); color: var(--color-accent-text); }
.section-intro { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-5); }
.color--none { --chip: var(--color-neutral-chip); }
/* Same keys and values as app/domain/palette.py (tests/test_palette.py checks they match). */
.color--rojo { --chip: #b42b25; }
.color--teja { --chip: #a24f2c; }
.color--castano { --chip: #6c4226; }
.color--mostaza { --chip: #7d5f0f; }
.color--oliva { --chip: #5b6a1a; }
.color--salvia { --chip: #4a7458; }
.color--bosque { --chip: #235a31; }
.color--turquesa { --chip: #1d6f6d; }
.color--azul { --chip: #36618a; }
.color--indigo { --chip: #5145a8; }
.color--ciruela { --chip: #764a8a; }
.color--magenta { --chip: #9c2f7e; }
.color--frambuesa { --chip: #9e3657; }
.color--pizarra { --chip: #4e5a66; }
/* One-off sessions (planner only, never stored): pastel pink with dark text (11.4:1). */
.color--puntual { --chip: #e58fb0; }
.color-chip.color--puntual { color: #4a1830; }
.planner-item.color--puntual { background: #fbd3e2; }
.planner-item.color--puntual:hover { background: #f8c2d6; }
.planner-row.color--puntual { background: #fdeaf1; }
.legend-swatch { display: inline-block; width: 14px; height: 14px; border-radius: 4px; border-left: 4px solid var(--chip); background: #fbd3e2; vertical-align: -2px; }
.color-chip { display: inline-grid; place-items: center; flex: none; width: 30px; height: 30px; border-radius: 50%; background: var(--chip); color: #fff; font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; }
.color-chip--lg { width: 52px; height: 52px; font-size: var(--text-md); }
.color-chip--sm { width: 22px; height: 22px; font-size: 0.625rem; }
.color-chip.color--none { background: var(--color-neutral-soft); color: var(--color-text-secondary); box-shadow: inset 0 0 0 1px var(--color-border-strong); }
/* Aligned columns keep the 14 colours in palette (colour-wheel) order; 40px rows stay comfortable to tap. */
.color-picker { display: grid; grid-template-columns: repeat(auto-fill, minmax(8.5rem, 1fr)); gap: var(--space-2); margin-bottom: var(--space-3); }
.color-picker > .color-option:first-child { grid-column: 1 / -1; justify-self: start; }
.color-option { display: inline-flex; align-items: center; gap: var(--space-2); min-height: 40px; padding: var(--space-1) var(--space-3) var(--space-1) var(--space-1); border: 1px solid var(--color-border-strong); border-radius: var(--radius-pill); font-size: var(--text-sm); font-weight: 450; cursor: pointer; }
.color-option:has(input:checked) { border-color: var(--color-accent); background: var(--color-accent-soft); font-weight: 650; }
.color-option:has(input:focus-visible) { box-shadow: var(--focus-ring); }
.color-option input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.color-swatch { width: 22px; height: 22px; border-radius: 50%; background: var(--chip); }
.color-swatch.color--none { background: repeating-linear-gradient(135deg, var(--color-neutral-soft) 0 4px, #fff 4px 8px); box-shadow: inset 0 0 0 1px var(--color-border-strong); }
.history { margin-top: var(--space-4); }
.history > summary { color: var(--color-accent-text); font-size: var(--text-sm); font-weight: 600; cursor: pointer; }
.history-list { display: grid; gap: var(--space-2); margin: var(--space-3) 0 0; padding-left: var(--space-5); font-size: var(--text-sm); }
.history-when { color: var(--color-text-secondary); }
.history-note { display: block; }
.history-snapshot { display: flex; flex-wrap: wrap; gap: 2px var(--space-3); color: var(--color-text-secondary); }
.row-history > * { color: var(--color-text-tertiary); }
.settings-item { display: flex; flex-wrap: wrap; align-items: flex-start; gap: var(--space-3); }
.settings-item > form:first-child { flex: 1 1 520px; }
.tag-list { display: flex; flex-wrap: wrap; gap: var(--space-2); margin: 0 0 var(--space-4); padding: 0; list-style: none; }
.tag { display: inline-flex; align-items: center; gap: var(--space-1); padding: 2px 4px 2px var(--space-3); border: 1px solid var(--color-border-strong); border-radius: var(--radius-pill); font-size: var(--text-sm); }
.tag-remove { width: 24px; height: 24px; padding: 0; border-radius: 50%; background: transparent; color: var(--color-text-secondary); }
.tag-remove:hover { background: var(--color-hover); color: var(--color-text); }

/* 18. AL records ------------------------------------------------------------ */
.dimension-item > details { width: 100%; }
.dimension-item > details > summary { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); cursor: pointer; list-style: none; }
.dimension-item > details > summary::-webkit-details-marker { display: none; }
.dimension-item > details > summary::before { content: "▸"; color: var(--color-text-tertiary); }
.dimension-item > details[open] > summary::before { content: "▾"; }
.dimension-item > details[open] > summary { margin-bottom: var(--space-3); }
.dimension-item p { margin-bottom: var(--space-2); }
/* Dimensions and needs of language: the needs of a dimension sit inside it. */
.language-needs { margin-top: var(--space-5); padding: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface-muted); }
.language-needs > h3 { margin: 0 0 var(--space-3); font-size: var(--text-sm); }
.item-list--nested { border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-surface); }
.item-list--nested > li { padding: var(--space-3) var(--space-4); }
.language-add { margin-top: var(--space-3); }
.language-add > summary { min-height: var(--control-height-sm); color: var(--color-accent-text); font-size: var(--text-sm); font-weight: 600; line-height: var(--control-height-sm); cursor: pointer; }
.language-add[open] > summary { margin-bottom: var(--space-3); }
.language-add--general { margin-top: var(--space-6); padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.card-body--divided { border-top: 1px solid var(--color-border); }
.card-body--divided h3 { margin: 0 0 var(--space-3); font-size: var(--text-md); }
.evolution-form { margin: var(--space-3) 0; }
.evolution-form .field { flex: 1 1 320px; }

/* 19. Planner ---------------------------------------------------------------- */
/* Positions are classes (pl-r = start row, pl-s = row span, pl-c = lanes-lane) because the CSP forbids inline styles. */
.planner-toolbar { justify-content: space-between; margin-bottom: var(--space-4); }
.planner-toolbar form { flex-wrap: nowrap; }
.planner-toolbar input[type="date"] { width: auto; }
.segmented { display: inline-flex; border: 1px solid var(--color-border-strong); border-radius: var(--radius-sm); overflow: hidden; }
.segment { padding: 0 var(--space-4); line-height: var(--control-height-sm); color: var(--color-text-secondary); font-size: var(--text-sm); font-weight: 550; }
.segment + .segment { border-left: 1px solid var(--color-border-strong); }
.segment:hover { background: var(--color-hover); text-decoration: none; }
.segment[aria-current="true"] { background: var(--color-accent-soft); color: var(--color-accent-text); }
.planner-card { overflow: hidden; }
.planner-scroll { position: relative; overflow-x: auto; }  /* relative: hidden labels (e.g. "hoy") stay inside the scroll area */
.planner { --pl-row: 1.6rem; --pl-days: 5; display: grid; grid-template-columns: 3.5rem repeat(var(--pl-days), minmax(8.5rem, 1fr)); min-width: calc(3.5rem + var(--pl-days) * 8.5rem); padding-bottom: var(--space-3); }
.pl-days-5 { --pl-days: 5; } .pl-days-6 { --pl-days: 6; } .pl-days-7 { --pl-days: 7; }
.planner-dayname { padding: var(--space-2) var(--space-3); border-bottom: 1px solid var(--color-border); border-left: 1px solid var(--color-border); color: var(--color-text-secondary); font-size: var(--text-sm); }
.planner-dayname strong { color: var(--color-text); }
.planner-dayname.is-today { background: var(--color-accent-soft); color: var(--color-accent-text); }
.planner-hours, .planner-day { display: grid; grid-template-rows: repeat(var(--pl-rows), var(--pl-row)); margin: 0; padding: var(--space-2) 0 0; }
.planner-hours span { padding-right: var(--space-2); color: var(--color-text-tertiary); font-size: var(--text-xs); font-variant-numeric: tabular-nums; text-align: right; transform: translateY(-0.55em); }
.planner-day { grid-template-columns: repeat(12, minmax(0, 1fr)); padding-left: 2px; padding-right: 2px; list-style: none; border-left: 1px solid var(--color-border);
  background-image: linear-gradient(to bottom, var(--color-border) 1px, transparent 1px); background-position: 0 var(--space-2); background-size: 100% calc(var(--pl-row) * 4); }
.planner-day.is-today { background-color: var(--color-today); }
.planner-slot { min-width: 0; padding: 1px; grid-column: 1 / -1; }
.planner-item { position: relative; display: flex; flex-direction: column; gap: 1px; height: 100%; overflow: hidden; padding: 3px 6px; border-left: 4px solid var(--chip); border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--chip) 12%, #fff); color: var(--color-text); font-size: var(--text-xs); line-height: 1.25; }
.planner-item > * { flex-shrink: 0; max-width: 100%; }
.planner-item:hover { background: color-mix(in srgb, var(--chip) 20%, #fff); text-decoration: none; }
.planner-item:focus-visible { z-index: 1; box-shadow: var(--focus-ring); }
.planner-item.is-cancelled, .planner-row.is-cancelled { background: repeating-linear-gradient(135deg, var(--color-surface-muted) 0 6px, #fff 6px 12px); color: var(--color-text-tertiary); }
.is-cancelled .planner-item-title > span:last-child { text-decoration: line-through; }
.planner-item-time { font-weight: 650; font-variant-numeric: tabular-nums; }
.planner-item-title { display: flex; align-items: center; gap: 4px; min-width: 0; font-weight: 600; }
.planner-item-title > span:last-child, .planner-item-meta { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.planner-item-meta { color: var(--color-text-secondary); }
.planner-item-badges { display: flex; flex-wrap: wrap; gap: 2px; }
.planner-item .planner-item-badges .badge { padding: 0 4px; font-size: 0.625rem; }
.badge--reason { position: relative; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }  /* relative: keeps its screen-reader text inside */
.planner-item.is-short { flex-flow: row wrap; align-items: center; gap: 0 6px; }
.planner-item.is-short .planner-item-meta, .planner-item.is-short .planner-item-badges { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.planner-card--list { display: none; }
.planner-card--list.is-selected { display: block; }
.planner-list-day { margin: 0; padding: var(--space-3) var(--space-6); border-top: 1px solid var(--color-border); background: var(--color-surface-muted); font-size: var(--text-sm); }
.planner-list-day:first-child { border-top: 0; }
.planner-list-day.is-today { color: var(--color-accent-text); }
.planner-list-empty { margin: 0; padding: var(--space-3) var(--space-6); font-size: var(--text-sm); }
.planner-row { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); gap: 2px var(--space-3); width: 100%; padding: var(--space-1) 0 var(--space-1) var(--space-3); border-left: 4px solid var(--chip); color: var(--color-text); }
.planner-row:hover { text-decoration: none; background: var(--color-hover); }
.planner-row > .planner-item-time { grid-row: 1 / span 3; }
.planner-row > :not(.planner-item-time) { grid-column: 2; }
.color-chip--label { width: auto; min-width: 30px; padding: 0 6px; border-radius: var(--radius-pill); }
.color-chip--sm.color-chip--label { min-width: 22px; padding: 0 4px; }
.two-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-6); align-items: start; }
.check-list { display: grid; gap: var(--space-2); margin: 0; padding: 0; list-style: none; }
@media (max-width: 1080px) { .two-columns { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 720px) {
  .planner-card--grid { display: none; }
  .planner-card--list { display: block; }
  .planner-row { grid-template-columns: 1fr; }
  .planner-row > .planner-item-time { grid-row: auto; }
  .planner-row > :not(.planner-item-time) { grid-column: 1; }
  .planner-list-day, .planner-list-empty { padding-left: var(--space-4); padding-right: var(--space-4); }
}
.pl-rows-4 { --pl-rows: 4; } .pl-rows-8 { --pl-rows: 8; } .pl-rows-12 { --pl-rows: 12; } .pl-rows-16 { --pl-rows: 16; } .pl-rows-20 { --pl-rows: 20; } .pl-rows-24 { --pl-rows: 24; } .pl-rows-28 { --pl-rows: 28; } .pl-rows-32 { --pl-rows: 32; } .pl-rows-36 { --pl-rows: 36; } .pl-rows-40 { --pl-rows: 40; } .pl-rows-44 { --pl-rows: 44; } .pl-rows-48 { --pl-rows: 48; } .pl-rows-52 { --pl-rows: 52; } .pl-rows-56 { --pl-rows: 56; }
.pl-r-1 { grid-row-start: 1; } .pl-r-2 { grid-row-start: 2; } .pl-r-3 { grid-row-start: 3; } .pl-r-4 { grid-row-start: 4; } .pl-r-5 { grid-row-start: 5; } .pl-r-6 { grid-row-start: 6; } .pl-r-7 { grid-row-start: 7; } .pl-r-8 { grid-row-start: 8; } .pl-r-9 { grid-row-start: 9; } .pl-r-10 { grid-row-start: 10; } .pl-r-11 { grid-row-start: 11; } .pl-r-12 { grid-row-start: 12; } .pl-r-13 { grid-row-start: 13; } .pl-r-14 { grid-row-start: 14; } .pl-r-15 { grid-row-start: 15; } .pl-r-16 { grid-row-start: 16; } .pl-r-17 { grid-row-start: 17; } .pl-r-18 { grid-row-start: 18; } .pl-r-19 { grid-row-start: 19; } .pl-r-20 { grid-row-start: 20; } .pl-r-21 { grid-row-start: 21; } .pl-r-22 { grid-row-start: 22; } .pl-r-23 { grid-row-start: 23; } .pl-r-24 { grid-row-start: 24; } .pl-r-25 { grid-row-start: 25; } .pl-r-26 { grid-row-start: 26; } .pl-r-27 { grid-row-start: 27; } .pl-r-28 { grid-row-start: 28; } .pl-r-29 { grid-row-start: 29; } .pl-r-30 { grid-row-start: 30; } .pl-r-31 { grid-row-start: 31; } .pl-r-32 { grid-row-start: 32; } .pl-r-33 { grid-row-start: 33; } .pl-r-34 { grid-row-start: 34; } .pl-r-35 { grid-row-start: 35; } .pl-r-36 { grid-row-start: 36; } .pl-r-37 { grid-row-start: 37; } .pl-r-38 { grid-row-start: 38; } .pl-r-39 { grid-row-start: 39; } .pl-r-40 { grid-row-start: 40; } .pl-r-41 { grid-row-start: 41; } .pl-r-42 { grid-row-start: 42; } .pl-r-43 { grid-row-start: 43; } .pl-r-44 { grid-row-start: 44; } .pl-r-45 { grid-row-start: 45; } .pl-r-46 { grid-row-start: 46; } .pl-r-47 { grid-row-start: 47; } .pl-r-48 { grid-row-start: 48; } .pl-r-49 { grid-row-start: 49; } .pl-r-50 { grid-row-start: 50; } .pl-r-51 { grid-row-start: 51; } .pl-r-52 { grid-row-start: 52; } .pl-r-53 { grid-row-start: 53; } .pl-r-54 { grid-row-start: 54; } .pl-r-55 { grid-row-start: 55; } .pl-r-56 { grid-row-start: 56; }
.pl-s-1 { grid-row-end: span 1; } .pl-s-2 { grid-row-end: span 2; } .pl-s-3 { grid-row-end: span 3; } .pl-s-4 { grid-row-end: span 4; } .pl-s-5 { grid-row-end: span 5; } .pl-s-6 { grid-row-end: span 6; } .pl-s-7 { grid-row-end: span 7; } .pl-s-8 { grid-row-end: span 8; } .pl-s-9 { grid-row-end: span 9; } .pl-s-10 { grid-row-end: span 10; } .pl-s-11 { grid-row-end: span 11; } .pl-s-12 { grid-row-end: span 12; } .pl-s-13 { grid-row-end: span 13; } .pl-s-14 { grid-row-end: span 14; } .pl-s-15 { grid-row-end: span 15; } .pl-s-16 { grid-row-end: span 16; } .pl-s-17 { grid-row-end: span 17; } .pl-s-18 { grid-row-end: span 18; } .pl-s-19 { grid-row-end: span 19; } .pl-s-20 { grid-row-end: span 20; } .pl-s-21 { grid-row-end: span 21; } .pl-s-22 { grid-row-end: span 22; } .pl-s-23 { grid-row-end: span 23; } .pl-s-24 { grid-row-end: span 24; } .pl-s-25 { grid-row-end: span 25; } .pl-s-26 { grid-row-end: span 26; } .pl-s-27 { grid-row-end: span 27; } .pl-s-28 { grid-row-end: span 28; } .pl-s-29 { grid-row-end: span 29; } .pl-s-30 { grid-row-end: span 30; } .pl-s-31 { grid-row-end: span 31; } .pl-s-32 { grid-row-end: span 32; } .pl-s-33 { grid-row-end: span 33; } .pl-s-34 { grid-row-end: span 34; } .pl-s-35 { grid-row-end: span 35; } .pl-s-36 { grid-row-end: span 36; } .pl-s-37 { grid-row-end: span 37; } .pl-s-38 { grid-row-end: span 38; } .pl-s-39 { grid-row-end: span 39; } .pl-s-40 { grid-row-end: span 40; } .pl-s-41 { grid-row-end: span 41; } .pl-s-42 { grid-row-end: span 42; } .pl-s-43 { grid-row-end: span 43; } .pl-s-44 { grid-row-end: span 44; } .pl-s-45 { grid-row-end: span 45; } .pl-s-46 { grid-row-end: span 46; } .pl-s-47 { grid-row-end: span 47; } .pl-s-48 { grid-row-end: span 48; } .pl-s-49 { grid-row-end: span 49; } .pl-s-50 { grid-row-end: span 50; } .pl-s-51 { grid-row-end: span 51; } .pl-s-52 { grid-row-end: span 52; } .pl-s-53 { grid-row-end: span 53; } .pl-s-54 { grid-row-end: span 54; } .pl-s-55 { grid-row-end: span 55; } .pl-s-56 { grid-row-end: span 56; }
.pl-c-1-0 { grid-column: 1 / span 12; } .pl-c-2-0 { grid-column: 1 / span 6; } .pl-c-2-1 { grid-column: 7 / span 6; } .pl-c-3-0 { grid-column: 1 / span 4; } .pl-c-3-1 { grid-column: 5 / span 4; } .pl-c-3-2 { grid-column: 9 / span 4; } .pl-c-4-0 { grid-column: 1 / span 3; } .pl-c-4-1 { grid-column: 4 / span 3; } .pl-c-4-2 { grid-column: 7 / span 3; } .pl-c-4-3 { grid-column: 10 / span 3; }

/* 20. AL reports and print ---------------------------------------------------- */
.report-section.is-pending { border-color: rgba(133, 80, 16, 0.45); }
.report-section textarea { width: 100%; line-height: 1.5; }
.sticky-actions { position: sticky; bottom: 0; z-index: 2; margin-bottom: var(--space-6); padding: var(--space-3) 0; background: var(--color-bg); }
.print-toolbar { margin-bottom: var(--space-4); }
.print-toolbar .form-note { flex: 1 1 280px; margin: 0; }
.report-document { max-width: 46rem; margin: 0 auto var(--space-8); padding: var(--space-8); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: #fff; color: #111; font-size: 0.95rem; line-height: 1.55; }
.report-document header { margin-bottom: var(--space-6); padding-bottom: var(--space-4); border-bottom: 1px solid #bbb; }
.report-document h1 { margin: 0 0 var(--space-2); font-size: 1.5rem; }
.report-document header p { margin: 0; color: #444; }
.report-document section { margin-bottom: var(--space-5); break-inside: avoid-page; }
.report-document h2 { margin: 0 0 var(--space-2); font-size: 1.05rem; }
.report-body { white-space: pre-line; }
.report-draft-mark { margin: 0 0 var(--space-4); padding: var(--space-2) var(--space-3); border: 1px dashed #a05a00; color: #7a4400; font-weight: 650; text-align: center; text-transform: uppercase; letter-spacing: 0.06em; }
.report-footer { margin-top: var(--space-8); padding-top: var(--space-3); border-top: 1px solid #ccc; color: #555; font-size: 0.8rem; }
@media print {
  @page { margin: 18mm 16mm; }
  body { background: #fff; }
  .sidebar, .topbar, .site-footer, .skip-link, .messages, .no-print { display: none !important; }
  .main-column { margin: 0; }
  .page { width: auto; max-width: none; padding: 0; }
  .report-document { max-width: none; margin: 0; padding: 0; border: 0; border-radius: 0; font-size: 11pt; }
  .report-document h2 { break-after: avoid-page; }
}

/* 21. ACNEAE: typologies only while «Sí» is selected (no JavaScript needed) ------- */
.acneae-types { display: none; }
form:has(input[name="status"][value="yes"]:checked) .acneae-types { display: block; }
form:has(input[name="status"][value="yes"]:checked) .acneae-types-off { display: none; }
.acneae-catalog-load { margin-top: var(--space-3); }

/* 22. MFA ------------------------------------------------------------------- */
.auth-panel--wide { width: min(560px, 100%); }
.auth-secondary { margin-top: var(--space-3); }
.mfa-steps { display: grid; gap: var(--space-4); margin: 0 0 var(--space-4); padding-left: var(--space-5); }
.mfa-qr { display: inline-block; margin: var(--space-2) 0; padding: var(--space-2); border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: #fff; }
.mfa-qr img { display: block; width: 220px; height: 220px; }
.mfa-secret code { font-size: var(--text-md); letter-spacing: 0.08em; word-break: break-all; }
.recovery-codes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-2) var(--space-4); margin: var(--space-2) 0 var(--space-4); padding: var(--space-4); border: 1px dashed var(--color-border-strong); border-radius: var(--radius-sm); list-style: none; }
.recovery-codes code { font-size: var(--text-md); letter-spacing: 0.06em; }
.definition-grid { display: grid; grid-template-columns: max-content 1fr; gap: var(--space-2) var(--space-5); margin: 0; }
.definition-grid dt { color: var(--color-text-secondary); }
.definition-grid dd { margin: 0; }
@media (max-width: 640px) { .definition-grid, .recovery-codes { grid-template-columns: 1fr; } }

/* 23. Multi-school: active school ------------------------------------------- */
.school-chip { display: flex; align-items: center; gap: var(--space-2); margin: 0 0 var(--space-3); padding: var(--space-2) var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-surface); color: var(--color-text-secondary); font-size: var(--text-sm); font-weight: 600; }
.school-chip span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* 21. Attendance ---------------------------------------------------------------- */
.attendance-summary { display: flex; flex-wrap: wrap; gap: var(--space-2); margin: var(--space-4) 0; }
.attendance-session { margin-bottom: var(--space-4); }
.attendance-session-header h2 { font-size: var(--text-md); }
.attendance-when { color: var(--color-text-secondary); font-weight: 550; }
.attendance-session.is-cancelled { background: var(--color-surface-muted); }
.attendance-row { display: grid; grid-template-columns: minmax(12rem, 1.2fr) auto minmax(10rem, 1fr); align-items: center; gap: var(--space-3) var(--space-4); }
.attendance-rows > li.attendance-row { display: grid; }
.attendance-choice .choice-list { flex-wrap: wrap; }
.attendance-note input { width: 100%; }
@media (max-width: 1080px) { .attendance-row { grid-template-columns: minmax(0, 1fr); } }
.attendance-form .sticky-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2) var(--space-4); }
.close-actions { margin-top: var(--space-3); }
/* Years list on phones: the dates wrap so the close action stays on screen. */
@media (max-width: 640px) { .years-table .nowrap { white-space: normal; } .years-table th, .years-table td { padding-left: var(--space-3); padding-right: var(--space-3); } }
/* Touch screens: the attendance save bar sits after the list instead of floating over the last rows. */
@media (pointer: coarse) { .attendance-form .sticky-actions { position: static; } }
/* Meetings in the planner (display only): pastel amber, distinct from one-off sessions (pink). */
.color--reunion { --chip: #d39a2c; }
.color-chip.color--reunion { color: #3d2a05; }
.planner-item.color--reunion { background: #fbe5bd; }
.planner-item.color--reunion:hover { background: #f8d9a2; }
.planner-row.color--reunion { background: #fdf1db; }
.legend-swatch.color--reunion { background: #fbe5bd; }
/* Meetings */
.meeting-students { max-height: 16rem; overflow-y: auto; padding: 2px; }
.meeting-linked { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); margin: 0 0 var(--space-4); }
.action-toggle { margin-bottom: var(--space-3); }
[hidden] { display: none !important; }
.text-danger { color: var(--color-danger); }
.meetings-tabs { display: flex; flex-wrap: wrap; max-width: 100%; margin-bottom: var(--space-4); }
.meetings-tabs .segment { flex: 1 1 auto; text-align: center; }
.mobile-only { display: none; }
@media (max-width: 640px) { .cell-detail.mobile-only { display: block; } }
/* Meeting record: the content is the main space of the form. */
.meeting-content textarea { min-height: 24rem; line-height: 1.6; }
.meeting-more { padding: var(--space-3) var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.meeting-more > summary { color: var(--color-accent-text); font-size: var(--text-sm); font-weight: 600; cursor: pointer; }
.meeting-more[open] > summary { margin-bottom: var(--space-4); }
.meeting-side { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr)); gap: 0 var(--space-6); align-items: start; }
@media (max-width: 640px) { .meeting-content textarea { min-height: 18rem; } }