/* Smartboard app (dashboard / document / lesson tools) design layer.
   Reuses the same tokens and base components as the public marketing site
   (public-design-system.css) so the two halves of the product read as one
   system. Only smartboard-specific pieces (app chrome, dashboard widgets,
   badges, tables, tabs, toasts) live here. */

@import url('public-design-system.css');

body.smartboard-app {
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-surface);
  -webkit-font-smoothing: antialiased;
}

body.smartboard-app h1,
body.smartboard-app h2,
body.smartboard-app h3,
body.smartboard-app .font-display {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}

/* ─── App shell ──────────────────────────────────────────── */

.app-navbar {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(216, 205, 185, 0.4);
}

.app-footer {
  background: var(--color-footer);
  color: rgba(255, 255, 255, 0.55);
}

.app-footer a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.2s ease;
}

.app-footer a:hover {
  color: #fff;
}

/* ─── Cards ──────────────────────────────────────────────── */

.dash-card {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(216, 205, 185, 0.4);
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.dash-card--hover:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(144, 73, 0, 0.25);
  transform: translateY(-2px);
}

.dash-card--flat {
  background: var(--color-surface-container-low);
  box-shadow: none;
  border: 1px solid rgba(216, 205, 185, 0.5);
}

.dash-row {
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-md);
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.dash-row:hover {
  background: var(--color-surface-container-low);
  border-color: rgba(144, 73, 0, 0.25);
}

/* ─── Icon tiles (stat cards, activity markers) ─────────────
   Same shape everywhere, five semantic tones drawn from tokens
   instead of ad hoc Tailwind blue/green/purple/orange/red. */

.icon-tile {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: #fff;
  flex-shrink: 0;
}

.icon-tile--primary { background: var(--color-primary); }
.icon-tile--accent { background: var(--color-accent); }
.icon-tile--secondary { background: var(--color-secondary); }
.icon-tile--success { background: var(--color-success); }
.icon-tile--error { background: var(--color-error); }
.icon-tile--soft {
  color: var(--color-primary);
  background: var(--color-surface-container);
}

/* ─── Badges / status pills ──────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.badge--neutral {
  background: var(--color-surface-container);
  color: var(--color-ink-variant);
}

.badge--primary {
  background: rgba(144, 73, 0, 0.1);
  color: var(--color-primary);
}

.badge--accent {
  background: rgba(196, 122, 42, 0.14);
  color: #a0621f;
}

.badge--success {
  background: rgba(26, 127, 75, 0.12);
  color: var(--color-success);
}

.badge--error {
  background: rgba(186, 26, 26, 0.1);
  color: var(--color-error);
}

.badge--dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* ─── Tables ─────────────────────────────────────────────── */

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 14px;
}

.data-table th {
  text-align: left;
  padding: 10px 16px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-ink-variant);
  border-bottom: 1px solid var(--color-outline-variant);
  background: var(--color-surface-container-low);
}

.data-table th:first-child { border-top-left-radius: var(--radius-sm); }
.data-table th:last-child { border-top-right-radius: var(--radius-sm); }

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(216, 205, 185, 0.5);
  color: var(--color-ink);
}

.data-table tbody tr:hover td {
  background: rgba(144, 73, 0, 0.03);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

/* ─── Tabs ───────────────────────────────────────────────── */

.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--color-outline-variant);
}

.tab {
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink-variant);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.tab:hover { color: var(--color-primary); }

.tab.is-active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ─── Toasts ─────────────────────────────────────────────── */

.toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-primary);
  font-size: 14px;
  color: var(--color-ink);
}

.toast--success { border-left-color: var(--color-success); }
.toast--error { border-left-color: var(--color-error); }
.toast--accent { border-left-color: var(--color-accent); }

/* ─── Tooltip ────────────────────────────────────────────── */

.has-tooltip {
  position: relative;
}

.has-tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--color-ink);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease, transform 0.15s ease;
  z-index: 40;
}

.has-tooltip:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ─── Progress bar ───────────────────────────────────────── */

.progress-track {
  background: var(--color-surface-container);
  border-radius: 999px;
  height: 8px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--color-primary);
  transition: width 0.4s ease;
}

.progress-fill--success { background: var(--color-success); }
.progress-fill--accent { background: var(--color-accent); }

/* ─── Teacher access key (under navbar) ─────────────────── */

.teacher-key-wrap {
  position: relative;
  z-index: 40;
  background: var(--color-surface);
  padding: 14px 20px 18px;
  border-bottom: 1px solid var(--color-outline-variant);
}

.teacher-key-card {
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: 720px;
  margin: 0 auto;
  padding: 18px 24px;
  background: #fff;
  border-radius: 18px;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(216, 205, 185, 0.55);
}

.teacher-key-icon {
  flex: 0 0 56px;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(160deg, #3a2414 0%, #c47a2a 78%, #e8a24a 100%);
  box-shadow: 0 6px 14px rgba(144, 73, 0, 0.24);
}

.teacher-key-body {
  flex: 1;
  min-width: 0;
  text-align: center;
}

.teacher-key-label {
  margin: 0 0 4px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-ink-variant);
}

.teacher-key-code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--color-primary);
  line-height: 1.2;
  white-space: nowrap;
}

.teacher-key-hint {
  margin: 6px 0 0;
  font-size: 13px;
  color: #7a7368;
}

.teacher-key-copy {
  flex: 0 0 auto;
  border: 1px solid var(--color-outline-variant);
  background: var(--color-surface-container-low);
  color: var(--color-ink);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.teacher-key-copy:hover,
.teacher-key-copy:focus-visible {
  background: var(--color-primary-fixed);
  border-color: var(--color-accent);
  outline: none;
}

.teacher-key-copy.is-copied {
  background: rgba(26, 127, 75, 0.12);
  border-color: var(--color-success);
  color: var(--color-success);
}

@media (max-width: 640px) {
  .teacher-key-card {
    flex-wrap: wrap;
    justify-content: center;
    text-align: center;
    padding: 16px;
    gap: 12px;
  }

  .teacher-key-code {
    font-size: 22px;
  }

  .teacher-key-copy {
    width: 100%;
  }
}

/* ─── Tenant app platform links (homepage) ──────────────── */

.apps-workspace {
  background: var(--color-surface);
  min-height: calc(100vh - 180px);
}

.apps-workspace .app-platforms {
  padding-top: 48px;
  padding-bottom: 72px;
}

.app-platforms {
  background: var(--color-surface);
  padding: 36px 20px 20px;
}

.app-platforms-inner {
  max-width: 680px;
  margin: 0 auto;
}

.app-platforms-intro {
  text-align: center;
  margin-bottom: 28px;
}

.app-platforms-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: -0.02em;
}

.app-platforms-lead {
  margin: 0 auto;
  max-width: 420px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--color-ink-variant);
}

.app-platforms-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 18px;
}

.app-platform-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  color: inherit;
  min-height: 188px;
  padding: 28px 18px 22px;
  background: #fff;
  border: 1px solid rgba(216, 205, 185, 0.7);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.app-platform-card:hover,
.app-platform-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(144, 73, 0, 0.35);
  box-shadow: var(--shadow-md);
  outline: none;
}

.app-platform-card--web,
.app-platform-card--featured {
  border-color: rgba(144, 73, 0, 0.45);
  box-shadow: 0 6px 18px rgba(144, 73, 0, 0.08);
}

.app-platform-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 16px;
  color: var(--color-ink);
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-platform-icon svg {
  width: 48px;
  height: 48px;
}

.app-platform-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: -0.01em;
}

.app-platform-note {
  margin-top: 6px;
  font-size: 13px;
  color: var(--color-ink-variant);
}

.app-platforms-hint {
  margin: 18px 0 0;
  text-align: center;
  font-size: 13px;
  color: var(--color-ink-variant);
}

.app-platforms-more {
  margin-top: 8px;
  padding-top: 22px;
  border-top: 1px dashed var(--color-outline-variant);
}

.app-platforms-toggle {
  display: block;
  margin: 18px auto 14px;
  padding: 10px 22px;
  border: 0;
  border-radius: 999px;
  background: var(--color-secondary);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.app-platforms-toggle:hover,
.app-platforms-toggle:focus-visible {
  background: var(--color-secondary-container);
  outline: none;
}

.app-platforms-toggle[hidden] {
  display: none;
}

.app-platforms-help {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 22px;
  padding: 14px 18px;
  text-decoration: none;
  color: inherit;
  background: #fff8e8;
  border: 1px solid #efd59a;
  border-radius: 14px;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.app-platforms-help:hover,
.app-platforms-help:focus-visible {
  background: #fff3d6;
  border-color: #e2c16a;
  outline: none;
}

.app-platforms-help-mark {
  flex: 0 0 36px;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  background: #c47a2a;
}

.app-platforms-help strong {
  display: block;
  font-size: 14px;
  color: var(--color-ink);
}

.app-platforms-help-text {
  display: block;
  margin-top: 2px;
  font-size: 13px;
  color: var(--color-ink-variant);
}

@media (max-width: 640px) {
  .app-platforms {
    padding: 28px 16px 8px;
  }

  .app-platforms-title {
    font-size: 24px;
  }

  .app-platforms-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .app-platform-card {
    min-height: 0;
    flex-direction: row;
    text-align: left;
    padding: 16px 18px;
    gap: 16px;
  }

  .app-platform-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 0;
    flex: 0 0 48px;
  }

  .app-platform-icon svg {
    width: 36px;
    height: 36px;
  }

  .app-platform-name,
  .app-platform-note {
    display: block;
  }
}