/* =========================================================
   Tanya's Tutoring — Stylesheet Part 2 of 2
   Portal, install/PWA, and About/Profile components.
   Loaded after style.css.
   ========================================================= */

/* ---------- Portal ---------- */
.portal-shell { min-height: 70vh; }
.auth-card {
  max-width: 440px;
  margin: 60px auto;
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow-med);
}
.auth-card h1 { font-size: 1.6rem; text-align: center; }
.auth-switch { text-align: center; margin-top: 16px; font-size: 0.92rem; }

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 30px;
}
.user-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  border-radius: 30px;
}
.avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-accent-light);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.dash-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.dash-tab {
  padding: 10px 20px;
  border-radius: 8px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-soft);
}
.dash-tab.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.item-row {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 18px 20px;
  margin-bottom: 12px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}
.item-row .item-main { flex: 1 1 260px; }
.item-row h4 { margin-bottom: 4px; }
.item-meta { font-size: 0.85rem; color: var(--color-text-soft); }
.item-actions { display: flex; gap: 8px; }
.item-actions button {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 0.82rem;
  cursor: pointer;
  color: var(--color-primary);
}
.item-actions button:hover { border-color: var(--color-accent); color: var(--color-accent); }

.status-pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
}
.status-pending { background: var(--color-accent-light); color: var(--color-white); }
.status-done { background: var(--color-primary); color: var(--color-white); }

.empty-state {
  text-align: center;
  padding: 50px 20px;
  color: var(--color-text-soft);
}

.loading-spinner {
  text-align: center;
  padding: 40px;
  color: var(--color-text-soft);
}

.admin-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 30px;
  margin-bottom: 30px;
}

.small-text { font-size: 0.85rem; color: var(--color-text-soft); }

.text-center { text-align: center; }
.mt-30 { margin-top: 30px; }
.mb-0 { margin-bottom: 0; }

/* ---------- Install App button + iOS modal ---------- */
#install-app-btn {
  display: none;
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  padding: 9px 18px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
}
#install-app-btn:hover { background: var(--color-primary); }

.ios-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(46, 63, 98, 0.6);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.ios-modal-overlay.show { display: flex; }
.ios-modal {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 30px;
  max-width: 380px;
  box-shadow: var(--shadow-med);
  text-align: left;
}
.ios-modal h3 { margin-top: 0; }
.ios-modal ol { padding-left: 20px; color: var(--color-text-soft); }
.ios-modal li { margin-bottom: 10px; }
.ios-modal .btn { margin-top: 10px; width: 100%; text-align: center; }

/* =========================================================
   About / Profile components
   ========================================================= */

.about-split {
  display: flex;
  align-items: flex-start;
  gap: 60px;
  flex-wrap: wrap;
}
.about-split .about-portrait-col { flex: 0 0 320px; }
.about-split .about-text-col { flex: 1 1 420px; }

.portrait-frame {
  position: relative;
  padding: 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-med);
}
.portrait-frame::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid var(--color-accent);
  pointer-events: none;
}
.portrait-frame .portrait-img {
  width: 100%;
  aspect-ratio: 4 / 5;
  background: linear-gradient(160deg, var(--color-accent-light) 0%, var(--color-bg-alt) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-family: 'Poppins', sans-serif;
  font-size: 1.1rem;
  text-align: center;
  padding: 20px;
}
.portrait-caption {
  text-align: center;
  margin-top: 16px;
  font-style: italic;
  color: var(--color-text-soft);
  font-size: 0.95rem;
}

.pull-quote {
  border-left: 4px solid var(--color-accent);
  padding-left: 24px;
  margin: 30px 0;
  font-family: 'Poppins', sans-serif;
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-primary);
  line-height: 1.5;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 40px 0;
}
.stat-item {
  text-align: center;
  padding: 24px 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.stat-item .stat-number {
  font-family: 'Poppins', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-deep);
  display: block;
  margin-bottom: 6px;
}
.stat-item .stat-label {
  font-size: 0.85rem;
  color: var(--color-text-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
@media (max-width: 700px) {
  .stats-row { grid-template-columns: repeat(2, 1fr); }
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 3px solid var(--color-accent-light);
}
.timeline li {
  position: relative;
  padding: 0 0 30px 28px;
}
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 4px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-bg);
}
.timeline .timeline-year {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-deep);
  font-weight: 700;
  margin-bottom: 4px;
  display: block;
}
.timeline h4 { margin-bottom: 4px; }

.signature {
  font-family: 'Poppins', sans-serif;
  font-style: italic;
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-top: 26px;
}

.about-teaser {
  display: flex;
  align-items: center;
  gap: 50px;
  flex-wrap: wrap;
}
.about-teaser .about-teaser-portrait { flex: 0 0 260px; }
.about-teaser .about-teaser-text { flex: 1 1 400px; }

/* =========================================================
   Student dashboard personalization
   ========================================================= */

.avatar-upload { cursor: pointer; display: inline-block; }
.avatar-upload:hover .avatar { opacity: 0.85; }
.avatar { overflow: hidden; }
.avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }

.theme-picker {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 24px;
}
.theme-swatch {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.15s ease;
  padding: 0;
}
.theme-swatch:hover { transform: scale(1.15); }
.theme-swatch.selected { border-color: var(--color-primary); box-shadow: 0 0 0 2px var(--color-white); }

.progress-track {
  background: var(--color-border);
  border-radius: 20px;
  height: 10px;
  width: 100%;
  max-width: 320px;
  overflow: hidden;
}
.progress-fill {
  background: var(--color-accent);
  height: 100%;
  border-radius: 20px;
  transition: width 0.6s ease;
}

.upload-btn {
  display: inline-block;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 0.82rem;
  cursor: pointer;
  color: var(--color-primary);
}
.upload-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }

.submission-thumb {
  width: 40px;
  height: 40px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid var(--color-border);
  cursor: pointer;
}

/* Dark-background dashboard themes need light text automatically */
body.theme-dark { color: #EDE6F2; }
body.theme-dark h1, body.theme-dark h2, body.theme-dark h3, body.theme-dark h4 { color: #FBF9FC; }
body.theme-dark p, body.theme-dark .small-text { color: #C9BED4; }
body.theme-dark .card,
body.theme-dark .item-row,
body.theme-dark .admin-panel,
body.theme-dark .user-chip,
body.theme-dark .dash-tab {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
}
body.theme-dark .item-actions button,
body.theme-dark .upload-btn { color: #EDE6F2; border-color: rgba(255, 255, 255, 0.25); }
body.theme-dark .progress-track { background: rgba(255, 255, 255, 0.15); }

/* ---------- Scheduled classes calendar ---------- */
.calendar-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
}
.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.calendar-header button {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  width: 32px;
  height: 32px;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--color-primary);
}
.calendar-header button:hover { border-color: var(--color-accent); color: var(--color-accent); }
.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-text-soft);
  margin-bottom: 6px;
}
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.calendar-day {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--color-text);
  cursor: default;
  position: relative;
}
.calendar-day.is-empty { visibility: hidden; }
.calendar-day.is-today { border: 2px solid var(--color-primary); font-weight: 700; }
.calendar-day.has-class { background: var(--color-bg-alt); cursor: pointer; font-weight: 600; }
.calendar-day.has-class:hover { background: var(--color-accent-light); }
.calendar-day .cal-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
  margin-top: 2px;
}
body.theme-dark .calendar-card { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.18); }
body.theme-dark .calendar-day { color: #EDE6F2; }
body.theme-dark .calendar-day.has-class { background: rgba(255, 255, 255, 0.15); }

/* ---------- Flashcards ---------- */
.flashcard {
  perspective: 1000px;
  max-width: 500px;
  margin: 0 auto;
  cursor: pointer;
}
.flashcard-inner {
  position: relative;
  width: 100%;
  min-height: 260px;
  transition: transform 0.5s;
  transform-style: preserve-3d;
}
.flashcard-inner.flipped { transform: rotateY(180deg); }
.flashcard-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
  text-align: center;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-primary);
  box-shadow: var(--shadow-soft);
}
.flashcard-back {
  transform: rotateY(180deg);
  background: var(--color-accent);
  color: var(--color-white);
}
body.theme-dark .flashcard-face { background: rgba(255, 255, 255, 0.1); color: #EDE6F2; border-color: rgba(255, 255, 255, 0.18); }