/*
 * Hispano-Inglés brand tokens + site chrome.
 * Source of truth: styleGuideHispano.md (sections 3 and 10).
 * Import this file before any per-page stylesheet so variables resolve.
 */

:root {
  /* Primary palette */
  --hi-primary: #40527a;
  --hi-primary-light: #5a6c94;
  --hi-gradient: linear-gradient(135deg, #40527a 0%, #5a6c94 100%);

  /* Neutrals */
  --hi-text: #333;
  --hi-text-muted: #666;
  --hi-text-faint: #999;
  --hi-surface: #f8f9fa;
  --hi-white: #ffffff;
  --hi-border: #ddd;
  --hi-border-soft: #dee2e6;

  /* Semantic colors (base / strong / soft background) */
  --hi-success: #4caf50;
  --hi-success-strong: #2e7d32;
  --hi-success-bg: #e8f5e8;

  --hi-info: #2196f3;
  --hi-info-strong: #1565c0;
  --hi-info-bg: #e3f2fd;

  --hi-warning: #ff9800;
  --hi-warning-strong: #f57c00;
  --hi-warning-bg: #fff3cd;
  --hi-warning-text: #856404;

  --hi-error: #f44336;
  --hi-error-strong: #d32f2f;
  --hi-error-bg: #ffeaea;

  --hi-link: #1976d2;

  /* Typography */
  --hi-font-web: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --hi-font-email: Arial, sans-serif;

  /* Radii */
  --hi-radius-lg: 20px;
  --hi-radius-md: 15px;
  --hi-radius-sm: 10px;
  --hi-radius-xs: 4px;
  --hi-radius-pill: 25px;

  /* Elevation */
  --hi-shadow-card: 0 20px 40px rgba(0, 0, 0, 0.1);

  /* Motion */
  --hi-transition: 0.3s ease;
}

/* ---------------------------------------------------------------------
 * Global page chrome (base.html).
 * Pages embed their content inside <main class="hi-card">; this stylesheet
 * supplies the gradient background, the site header / footer, the primary
 * navigation, the messages banners and the shared button + form classes.
 * ------------------------------------------------------------------ */

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body.hi-body {
  min-height: 100vh;
  background: var(--hi-gradient);
  font-family: var(--hi-font-web);
  color: var(--hi-text);
  font-size: 14px;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--hi-link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Site header ------------------------------------------------------- */

.hi-site-header {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 24px 16px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.hi-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--hi-white);
  text-decoration: none;
}

.hi-brand:hover {
  text-decoration: none;
}

.hi-brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--hi-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  flex: 0 0 44px;
  overflow: hidden;
}

.hi-brand-logo img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.hi-brand-name {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.hi-site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.hi-site-nav a {
  color: var(--hi-white);
  padding: 8px 14px;
  border-radius: var(--hi-radius-pill);
  font-size: 13px;
  font-weight: 500;
  transition: background var(--hi-transition);
}

.hi-site-nav a:hover {
  background: rgba(255, 255, 255, 0.12);
  text-decoration: none;
}

.hi-site-nav a.is-active {
  background: rgba(255, 255, 255, 0.18);
}

.hi-user-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.15);
  color: var(--hi-white);
  padding: 4px 4px 4px 14px;
  border-radius: var(--hi-radius-pill);
  font-size: 13px;
  font-weight: 500;
}

.hi-user-pill form {
  margin: 0;
}

.hi-user-pill button {
  border: 0;
  background: var(--hi-white);
  color: var(--hi-primary);
  padding: 6px 14px;
  border-radius: var(--hi-radius-pill);
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--hi-transition), box-shadow var(--hi-transition);
}

.hi-user-pill button:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
}

.hi-anon-link {
  color: var(--hi-white);
  font-weight: 500;
  padding: 8px 16px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--hi-radius-pill);
  font-size: 13px;
}

.hi-anon-link:hover {
  background: rgba(255, 255, 255, 0.12);
  text-decoration: none;
}

/* Card + page header ----------------------------------------------- */

.hi-page {
  flex: 1 0 auto;
  width: 100%;
  padding: 8px 16px 32px;
}

.hi-card {
  max-width: 1100px;
  margin: 0 auto;
  background: var(--hi-white);
  border-radius: var(--hi-radius-lg);
  box-shadow: var(--hi-shadow-card);
  padding: 32px;
}

.hi-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--hi-border-soft);
}

.hi-card-header h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
  color: var(--hi-primary);
}

.hi-pill-counter {
  background: var(--hi-info-bg);
  color: var(--hi-info-strong);
  border-radius: var(--hi-radius-pill);
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
}

/* Filter pills (reusable toggle group) ---------------------------- */

.hi-filter-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.hi-pill {
  border: 1px solid var(--hi-border);
  background: var(--hi-white);
  color: var(--hi-text-muted);
  padding: 8px 14px;
  border-radius: var(--hi-radius-pill);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  transition: background var(--hi-transition), color var(--hi-transition),
              border-color var(--hi-transition);
}

.hi-pill:hover {
  border-color: var(--hi-primary-light);
  color: var(--hi-primary);
  text-decoration: none;
}

.hi-pill.is-active {
  background: var(--hi-gradient);
  color: var(--hi-white);
  border-color: transparent;
}

.hi-pill-count {
  font-size: 12px;
  font-weight: 600;
  background: color-mix(in srgb, var(--hi-text) 8%, transparent);
  border-radius: var(--hi-radius-pill);
  padding: 1px 8px;
  min-width: 22px;
  text-align: center;
}

.hi-pill.is-active .hi-pill-count {
  background: color-mix(in srgb, var(--hi-white) 25%, transparent);
  color: var(--hi-white);
}

/* Messages banners ------------------------------------------------- */

.hi-messages {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.hi-message {
  padding: 12px 16px;
  border-radius: var(--hi-radius-md);
  border-left: 4px solid var(--hi-info);
  background: var(--hi-info-bg);
  color: var(--hi-info-strong);
  font-size: 14px;
}

.hi-message--success {
  border-left-color: var(--hi-success);
  background: var(--hi-success-bg);
  color: var(--hi-success-strong);
}

.hi-message--warning {
  border-left-color: var(--hi-warning);
  background: var(--hi-warning-bg);
  color: var(--hi-warning-text);
}

.hi-message--error {
  border-left-color: var(--hi-error);
  background: var(--hi-error-bg);
  color: var(--hi-error-strong);
}

/* Empty state inside the card ------------------------------------- */

.hi-empty-state {
  background: var(--hi-warning-bg);
  color: var(--hi-warning-text);
  padding: 16px 20px;
  border-radius: var(--hi-radius-md);
  margin: 16px 0 0;
  line-height: 1.5;
}

.hi-empty-state a {
  color: var(--hi-link);
  font-weight: 500;
}

/* Footer ----------------------------------------------------------- */

.hi-site-footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px 32px;
  width: 100%;
  text-align: center;
  color: rgba(255, 255, 255, 0.85);
  font-size: 12px;
  line-height: 1.6;
}

.hi-site-footer a {
  color: var(--hi-white);
  font-weight: 500;
}

/* Buttons ---------------------------------------------------------- */

.hi-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--hi-radius-pill);
  border: 1px solid transparent;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--hi-transition), box-shadow var(--hi-transition),
              background var(--hi-transition), color var(--hi-transition);
}

.hi-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
  text-decoration: none;
}

.hi-btn:disabled,
.hi-btn[disabled] {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.hi-btn--primary {
  background: var(--hi-gradient);
  color: var(--hi-white);
}

.hi-btn--secondary {
  background: var(--hi-white);
  color: var(--hi-primary);
  border-color: var(--hi-primary);
}

.hi-btn--secondary:hover {
  background: var(--hi-info-bg);
}

.hi-btn--danger {
  background: var(--hi-error);
  color: var(--hi-white);
}

.hi-btn--danger:hover {
  background: var(--hi-error-strong);
}

.hi-btn--block {
  width: 100%;
}

.hi-btn--sm {
  padding: 6px 14px;
  font-size: 12px;
}

/* Toolbar (above tables / lists) ---------------------------------- */

.hi-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.hi-toolbar--end {
  justify-content: flex-end;
}

/* Generic data table --------------------------------------------- */

.hi-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-top: 8px;
}

.hi-table thead th {
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--hi-text-muted);
  padding: 12px 16px;
  border-bottom: 2px solid var(--hi-border-soft);
}

.hi-table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--hi-border-soft);
  vertical-align: middle;
}

/* Table action cells --------------------------------------------- */

.hi-table-actions-header {
  text-align: right;
}

.hi-table-actions {
  text-align: right;
  white-space: nowrap;
}

.hi-table-actions .hi-btn + .hi-btn {
  margin-left: 8px;
}

/* Forms (rendered by render_field) -------------------------------- */

.hi-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

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

.hi-form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--hi-text);
}

.hi-form-required {
  color: var(--hi-error);
  font-weight: 700;
}

.hi-form-input,
.hi-form select,
.hi-form textarea,
input.hi-form-input,
select.hi-form-input,
textarea.hi-form-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--hi-border-soft);
  border-radius: var(--hi-radius-sm);
  font: inherit;
  font-size: 14px;
  color: var(--hi-text);
  background: var(--hi-white);
  transition: border-color var(--hi-transition), box-shadow var(--hi-transition);
}

.hi-form-input:focus,
input.hi-form-input:focus,
select.hi-form-input:focus,
textarea.hi-form-input:focus {
  outline: none;
  border-color: var(--hi-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--hi-primary) 15%, transparent);
}

.hi-form-help {
  margin: 0;
  font-size: 12px;
  color: var(--hi-text-muted);
}

.hi-form-errors {
  list-style: none;
  margin: 0;
  padding: 8px 12px;
  background: var(--hi-error-bg);
  color: var(--hi-error-strong);
  border-radius: var(--hi-radius-sm);
  font-size: 12px;
  font-weight: 500;
}

.hi-form-errors li + li {
  margin-top: 4px;
}

.hi-form-row--has-error .hi-form-input,
.hi-form-row--has-error input,
.hi-form-row--has-error select,
.hi-form-row--has-error textarea {
  border-color: var(--hi-error);
}

.hi-form-row--checkbox {
  flex-direction: column;
  gap: 4px;
}

/* Multi-checkbox row: used for CheckboxSelectMultiple fields such as
   days-of-week and target grades. Django renders the widget as a div
   with one child div per choice. */
.hi-form-row--multi-checkbox {
  flex-direction: column;
  gap: 8px;
  border: none;
  padding: 0;
  margin: 0 0 24px;
}

.hi-form-row--multi-checkbox .hi-form-checkbox {
  margin: 0;
  padding: 0;
  width: auto;
  height: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.hi-form-row--multi-checkbox #id_target_grades.hi-form-checkbox {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.5rem;
  max-width: 680px;
}

.hi-form-row--multi-checkbox .hi-form-checkbox > div {
  max-width: 8rem;
  min-width: 0;
}

.hi-form-row--multi-checkbox #id_target_grades.hi-form-checkbox > div {
  max-width: none;
}

.hi-form-row--multi-checkbox .hi-form-checkbox > div > label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  cursor: pointer;
}

.hi-form-label--inline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  cursor: pointer;
}

.hi-form-checkbox {
  width: 18px;
  height: 18px;
  accent-color: var(--hi-primary);
  cursor: pointer;
}

.hi-form-actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.hi-form-section {
  margin: 16px 0 0;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--hi-border-soft);
  border-radius: var(--hi-radius-sm) var(--hi-radius-sm) 0 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--hi-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hi-search {
  flex: 1 1 280px;
  min-width: 0;
  padding: 10px 14px;
  border: 1px solid var(--hi-border);
  border-radius: var(--hi-radius-pill);
  font: inherit;
  font-size: 14px;
  color: var(--hi-text);
  background: var(--hi-white);
  transition: border-color var(--hi-transition), box-shadow var(--hi-transition);
}

.hi-search:focus {
  outline: none;
  border-color: var(--hi-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--hi-primary) 15%, transparent);
}

.hi-form-nonfield-errors {
  list-style: none;
  margin: 0 0 16px;
  padding: 12px 16px;
  background: var(--hi-error-bg);
  color: var(--hi-error-strong);
  border-radius: var(--hi-radius-md);
  border-left: 4px solid var(--hi-error);
  font-size: 13px;
}

/* Login screen ----------------------------------------------------- */

.hi-card--narrow {
  max-width: 460px;
}

.hi-login-intro {
  margin: 0 0 20px;
  color: var(--hi-text-muted);
  font-size: 13px;
}

/* Home page tarjetas ---------------------------------------------- */

.hi-tarjetas {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 8px;
}

.hi-tarjeta {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px;
  background: var(--hi-white);
  border: 1px solid var(--hi-border-soft);
  border-radius: var(--hi-radius-md);
  color: inherit;
  text-decoration: none;
  transition: transform var(--hi-transition), box-shadow var(--hi-transition),
              border-color var(--hi-transition);
}

.hi-tarjeta:hover {
  transform: translateY(-2px);
  box-shadow: var(--hi-shadow-card);
  border-color: var(--hi-primary-light);
  text-decoration: none;
}

.hi-tarjeta--disabled {
  pointer-events: none;
  opacity: 0.7;
}

.hi-tarjeta-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--hi-radius-sm);
  background: var(--hi-gradient);
  color: var(--hi-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 700;
}

.hi-tarjeta-title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--hi-primary);
}

.hi-tarjeta-desc {
  margin: 0;
  font-size: 13px;
  color: var(--hi-text-muted);
  line-height: 1.5;
}

.hi-tarjeta-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: var(--hi-warning-bg);
  color: var(--hi-warning-text);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 10px;
  border-radius: var(--hi-radius-pill);
}

/* Mobile tweaks (style guide section 4) --------------------------- */

@media (max-width: 600px) {
  .hi-site-header {
    padding: 16px;
    flex-direction: column;
    align-items: flex-start;
  }
  .hi-site-nav {
    width: 100%;
  }
  .hi-page {
    padding: 8px 8px 24px;
  }
  .hi-card {
    padding: 20px 16px;
  }
  .hi-card-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .hi-form-actions {
    flex-direction: column;
  }
  .hi-form-actions .hi-btn {
    width: 100%;
  }
}