/* ===========================================================
   OsunTutors — App shell styles
   Shared across login, registration, admin and browse pages.
   Builds on the tokens defined in styles.css.
   =========================================================== */

/* ===========================================================
   Messaging (chat)
   =========================================================== */

.chat-shell {
  display: grid;
  grid-template-columns: 320px 1fr;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  overflow: hidden;
  min-height: 560px;
  box-shadow: var(--shadow-card);
}

.chat-list {
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  max-height: 560px;
}
.chat-list-item {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--color-border);
  cursor: pointer;
  background: transparent;
  width: 100%;
  border-left: 3px solid transparent;
  text-align: left;
  font-family: var(--font-body);
}
.chat-list-item:hover { background: var(--color-indigo-soft); }
.chat-list-item.active { background: var(--color-indigo-soft); border-left-color: var(--color-indigo); }
.chat-list-avatar {
  width: 42px; height: 42px; border-radius: 50%; flex-shrink: 0;
  background: var(--color-indigo-soft); object-fit: cover;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-indigo-mid); font-weight: 700; font-family: var(--font-display);
}
.chat-list-name { font-weight: 700; color: var(--color-indigo); margin: 0; font-size: 0.98rem; }
.chat-list-preview { margin: 0.15rem 0 0; color: var(--color-ink-soft); font-size: 0.85rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.chat-thread { display: flex; flex-direction: column; }
.chat-empty { flex: 1; display: flex; align-items: center; justify-content: center; padding: 2rem; }
.chat-thread-inner { display: flex; flex-direction: column; height: 100%; min-height: 560px; }
.chat-thread-head {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  font-weight: 700;
  color: var(--color-indigo);
  font-family: var(--font-display);
}
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.chat-bubble {
  max-width: 70%;
  padding: 0.7rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.98rem;
  line-height: 1.45;
}
.chat-bubble.mine {
  align-self: flex-end;
  background: var(--color-indigo);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.chat-bubble.theirs {
  align-self: flex-start;
  background: var(--color-indigo-soft);
  color: var(--color-ink);
  border-bottom-left-radius: 4px;
}
.chat-bubble .chat-time { display: block; margin-top: 0.3rem; font-size: 0.75rem; opacity: 0.7; }

/* ---- message header (who sent it) ---- */
.chat-sender {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-indigo-mid);
}

/* ---- quoted reply bubble ---- */
.chat-reply-quote {
  display: block;
  border-left: 3px solid var(--color-gold);
  background: rgba(255, 255, 255, 0.55);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.65rem;
  margin-bottom: 0.45rem;
  font-size: 0.85rem;
  max-width: 100%;
  overflow-wrap: break-word;
}
.chat-bubble.mine .chat-reply-quote {
  background: rgba(255, 255, 255, 0.16);
  border-left-color: var(--color-gold);
}
.chat-reply-quote-head {
  display: block;
  font-weight: 700;
  font-size: 0.78rem;
  margin-bottom: 0.15rem;
  color: var(--color-gold-deep);
}
.chat-bubble.mine .chat-reply-quote-head { color: var(--color-gold-soft); }
.chat-reply-quote-body {
  display: block;
  font-style: italic;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--color-ink-soft);
}
.chat-bubble.mine .chat-reply-quote-body { color: rgba(255, 255, 255, 0.75); }

/* ---- bubble content / actions ---- */
.chat-bubble-text { display: block; white-space: pre-wrap; overflow-wrap: break-word; }
.chat-bubble-actions {
  display: flex;
  gap: 0.35rem;
  margin-top: 0.4rem;
  opacity: 0;
  transition: opacity 0.15s ease;
}
.chat-bubble:hover .chat-bubble-actions { opacity: 1; }
.chat-bubble:focus-within .chat-bubble-actions { opacity: 1; }
.chat-act {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 1px solid rgba(27, 42, 74, 0.18);
  border-radius: 8px;
  background: var(--color-surface);
  color: var(--color-indigo);
  font-size: 0.95rem;
  line-height: 1;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}
.chat-act:hover { background: var(--color-indigo-soft); transform: translateY(-1px); }
.chat-bubble.mine .chat-act {
  background: rgba(255, 255, 255, 0.9);
  border-color: transparent;
  color: var(--color-indigo);
}
.chat-act-danger:hover { background: var(--color-danger-soft); color: var(--color-danger); }

/* ---- reply composer bar ---- */
.chat-reply-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-indigo-soft);
  font-size: 0.85rem;
}
.chat-reply-label { color: var(--color-indigo); white-space: nowrap; }
.chat-reply-label strong { font-weight: 700; }
.chat-reply-preview {
  flex: 1;
  min-width: 0;
  color: var(--color-ink-soft);
  font-style: italic;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.chat-reply-cancel {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--color-ink-soft);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
}
.chat-reply-cancel:hover { background: var(--color-surface); color: var(--color-danger); }

.chat-input-row {
  display: flex;
  gap: 0.75rem;
  padding: 1rem;
  border-top: 1px solid var(--color-border);
  align-items: flex-end;
}
.chat-input-row textarea {
  flex: 1;
  min-height: 48px;
  max-height: 120px;
  resize: none;
}

@media (max-width: 940px) {
  .chat-shell { grid-template-columns: 1fr; min-height: 480px; }
  .chat-list { max-height: 200px; border-right: none; border-bottom: 1px solid var(--color-border); }
  .chat-thread-inner { min-height: 380px; }
}

/* ---- app-shell mobile nav (hamburger for login/register/browse pages) ----
   App pages keep their inline nav on desktop (down to 940px).
   Below 940px the hamburger takes over, matching the homepage. */

@media (max-width: 940px) {
  .page-header .header-actions > *:not(.nav-toggle) { display: none; }
  .page-header .nav-toggle { display: flex; }
  /* Keep the avatar (with its unread red dot) visible on phones too. */
  .page-header .header-actions .user-avatar-link { display: inline-flex; }
  .page-header .main-nav a {
    padding: 0.85rem 0.25rem;
    font-weight: 600;
    border-bottom: 1px solid var(--color-border);
  }
  .page-header .main-nav a:last-child { border-bottom: none; }
}

/* ---- simple page shell (non-marketing pages) ---- */

.page-header {
  background: rgba(251, 247, 238, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}
.page-header .header-inner { padding-top: 0.9rem; padding-bottom: 0.9rem; }

.page-shell {
  min-height: calc(100vh - 76px);
  display: flex;
  flex-direction: column;
}

.page-main {
  flex: 1;
  padding: clamp(2rem, 5vw, 3.5rem) 0 4rem;
}

.narrow { max-width: 540px; margin: 0 auto; }
.medium { max-width: 760px; margin: 0 auto; }

.page-intro { text-align: center; margin-bottom: 2.25rem; }
.page-intro .eyebrow { justify-content: center; display: flex; }
.page-intro p { color: var(--color-ink-soft); max-width: 48ch; margin: 0 auto; }

.mini-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.5rem 0;
  text-align: center;
  color: var(--color-ink-soft);
  font-size: 0.9rem;
}
.mini-footer a { color: var(--color-indigo-mid); font-weight: 600; }

/* ===========================================================
   Free trial CTA (tutor profile)
   =========================================================== */

.trial-cta {
  margin-top: 1.5rem;
  background: var(--color-indigo);
  background-image:
    radial-gradient(circle at 15% 20%, rgba(200,155,60,0.25), transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(255,255,255,0.08), transparent 45%);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 4vw, 2.75rem);
  text-align: center;
  color: #fff;
  box-shadow: var(--shadow-card);
}
.trial-cta h2 { color: #fff; margin-bottom: 0.4rem; }
.trial-cta p {
  color: rgba(255,255,255,0.85);
  max-width: 48ch;
  margin: 0 auto 1.5rem;
}
.trial-cta .free-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 999px;
  padding: 0.35rem 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
  color: #fff;
}
.trial-cta .btn-outline-light { border-width: 2px; }

/* ===========================================================
   In-app notifications (dashboards)
   =========================================================== */

.notifications-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.notification-item {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  padding: 0.7rem 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: inherit;
  text-decoration: none;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}
.notification-item:hover {
  background: var(--color-indigo-soft);
  border-color: var(--color-indigo-mid);
}
.notification-item.unread {
  background: var(--color-indigo-soft);
  border-left: 3px solid var(--color-gold);
}
.notification-item .notif-dot {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  margin-top: 0.45rem;
  border-radius: 50%;
  background: transparent;
}
.notification-item.unread .notif-dot {
  background: var(--color-gold);
}
.notification-item .notif-content { display: flex; flex-direction: column; gap: 0.1rem; min-width: 0; }
.notification-item .notif-title {
  font-weight: 700;
  color: var(--color-indigo);
  font-size: 0.95rem;
}
.notification-item .notif-body {
  color: var(--color-ink-soft);
  font-size: 0.9rem;
  line-height: 1.45;
}
.notification-item .notif-time {
  font-size: 0.78rem;
  color: var(--color-ink-soft);
  opacity: 0.8;
}
.notification-item .notif-type {
  align-self: center;
  margin-left: auto;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-indigo-mid);
  background: var(--color-indigo-soft);
  border-radius: 999px;
  padding: 0.15rem 0.6rem;
  white-space: nowrap;
}
.notification-item.unread .notif-type { background: var(--color-gold-soft); color: var(--color-gold-deep); }

/* ---- cards ---- */

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: clamp(1.75rem, 4vw, 2.75rem);
}

/* ---- role tabs (login / who-you-are switches) ---- */

.tab-group {
  display: grid;
  grid-template-columns: repeat(var(--tab-count, 2), 1fr);
  gap: 0.4rem;
  background: var(--color-indigo-soft);
  border-radius: var(--radius-md);
  padding: 0.4rem;
  margin-bottom: 2rem;
}
.tab-btn {
  border: none;
  background: transparent;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-family: var(--font-body);
  font-size: 0.98rem;
  color: var(--color-indigo);
  cursor: pointer;
  min-height: 44px;
  transition: background-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}
.tab-btn[aria-selected="true"] {
  background: var(--color-surface);
  color: var(--color-indigo);
  box-shadow: var(--shadow-card);
}
.tab-btn:not([aria-selected="true"]):hover { color: var(--color-indigo-mid); }

/* ---- forms ---- */

.field { margin-bottom: 1.4rem; }
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}
.field label,
.field legend {
  display: block;
  font-weight: 600;
  font-size: 0.98rem;
  margin-bottom: 0.5rem;
  color: var(--color-indigo);
  padding: 0;
}
.field .hint {
  font-size: 0.88rem;
  color: var(--color-ink-soft);
  margin: 0.35rem 0 0;
}
.field fieldset {
  border: none;
  padding: 0;
  margin: 0;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="number"],
input[type="search"],
select,
textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-ink);
  min-height: 52px;
}
textarea { min-height: 120px; resize: vertical; line-height: 1.5; }
select { appearance: none; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2352565E'><path d='M5.5 7.5l4.5 5 4.5-5z'/></svg>"); background-repeat: no-repeat; background-position: right 1rem center; background-size: 18px; padding-right: 2.6rem; }

input::placeholder, textarea::placeholder { color: #9AA0AA; }

.input-with-prefix { position: relative; }
.input-with-prefix span {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-ink-soft);
  font-weight: 600;
  pointer-events: none;
}
.input-with-prefix input { padding-left: 2.4rem; }

.password-row { position: relative; }
.password-toggle {
  position: absolute;
  right: 0.6rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-indigo-mid);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  padding: 0.4rem 0.6rem;
  min-height: auto;
}

.field-error {
  color: var(--color-danger);
  font-size: 0.88rem;
  margin: 0.4rem 0 0;
  display: none;
}
.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-color: var(--color-danger); }
.field.has-error .field-error { display: block; }

/* ---- choice chips (multi-select for subjects, levels, days) ---- */

.choice-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.choice-chip { position: relative; }
.choice-chip input {
  position: absolute;
  opacity: 0;
  width: 1px; height: 1px;
}
.choice-chip label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.1rem;
  border-radius: 999px;
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-indigo);
  cursor: pointer;
  margin: 0;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  min-height: 44px;
}
.choice-chip input:checked + label {
  background: var(--color-indigo);
  border-color: var(--color-indigo);
  color: #fff;
}
.choice-chip input:focus-visible + label {
  outline: 3px solid var(--color-indigo-mid);
  outline-offset: 2px;
}

/* ---- radio / checkbox cards (mode of lesson, who-it-is-for) ---- */

.option-grid {
  display: grid;
  grid-template-columns: repeat(var(--opt-count, 2), 1fr);
  gap: 1rem;
}
.option-card { position: relative; }
.option-card input {
  position: absolute;
  opacity: 0;
  width: 1px; height: 1px;
}
.option-card label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1.1rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  margin: 0;
  min-height: auto;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}
.option-card label strong { color: var(--color-indigo); font-family: var(--font-body); font-size: 1.02rem; }
.option-card label span.desc { color: var(--color-ink-soft); font-size: 0.9rem; font-weight: 400; }
.option-card input:checked + label {
  border-color: var(--color-indigo);
  background: var(--color-indigo-soft);
}
.option-card input:focus-visible + label {
  outline: 3px solid var(--color-indigo-mid);
  outline-offset: 2px;
}

/* ---- range pair (age range / class levels via min-max selects) ---- */

.range-pair {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.75rem;
}
.range-pair .sep { color: var(--color-ink-soft); font-weight: 600; text-align: center; }

/* ---- rate cards (online vs on-site pricing) ---- */

.rate-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}
.rate-card {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.4rem;
  background: var(--color-indigo-soft);
}
.rate-card.on-site { background: var(--color-gold-soft); }
.rate-card .rate-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--color-indigo);
  margin-bottom: 0.75rem;
}

/* ---- photo upload ---- */

.photo-upload {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.photo-preview {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: var(--color-indigo-soft);
  border: 2px dashed var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
  color: var(--color-indigo-mid);
}
.photo-preview img { width: 100%; height: 100%; object-fit: cover; display: block; }
.photo-upload-actions { display: flex; flex-direction: column; gap: 0.5rem; }
.photo-upload input[type="file"] { display: none; }

/* ---- form footer / progress ---- */

.form-steps {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.form-step-dot {
  flex: 1;
  height: 6px;
  border-radius: 999px;
  background: var(--color-border);
}
.form-step-dot.active { background: var(--color-gold); }
.form-step-dot.done { background: var(--color-teal); }

.form-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.form-panel { display: none; }
.form-panel.active { display: block; }

/* ---- alerts / status banners ---- */

.alert {
  border-radius: var(--radius-sm);
  padding: 1rem 1.2rem;
  font-size: 0.98rem;
  margin-bottom: 1.5rem;
  display: none;
}
.alert.show { display: block; }
.alert-success { background: var(--color-success-soft); color: var(--color-success); }
.alert-error { background: var(--color-danger-soft); color: var(--color-danger); }
.alert-info { background: var(--color-indigo-soft); color: var(--color-indigo); }

/* ---- Google sign-in button + divider ---- */
.oauth-block {
  margin-bottom: 1.25rem;
}
.btn-google {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: #ffffff;
  color: #1f2937;
  border: 1px solid var(--color-border, #d3dbe8);
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.05);
  font-weight: 600;
}
.btn-google:hover {
  background: #f7f9fc;
  color: #111827;
}
.btn-google svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.oauth-divider {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin: 1.1rem 0 0.4rem;
  color: var(--color-ink-soft);
  font-size: 0.85rem;
}
.oauth-divider::before,
.oauth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border, #d3dbe8);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.badge-pending { background: var(--color-gold-soft); color: var(--color-gold-deep); }
.badge-approved { background: var(--color-success-soft); color: var(--color-success); }
.badge-rejected { background: var(--color-danger-soft); color: var(--color-danger); }
.badge-neutral { background: var(--color-indigo-soft); color: var(--color-indigo); }

/* ===========================================================
   Admin dashboard
   =========================================================== */

.admin-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

.admin-sidebar {
  background: var(--color-indigo);
  color: rgba(255,255,255,0.85);
  padding: 1.75rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.admin-sidebar .logo-text.light { font-size: 1.2rem; }
.admin-agent {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.admin-agent strong { display: block; color: #fff; font-size: 1rem; margin-top: 0.2rem; }

.admin-nav { display: flex; flex-direction: column; gap: 0.3rem; flex: 1; }
.admin-nav button {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  background: none;
  border: none;
  color: rgba(255,255,255,0.75);
  text-align: left;
  padding: 0.8rem 0.9rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.98rem;
  cursor: pointer;
  min-height: 44px;
}
.admin-nav button:hover { background: rgba(255,255,255,0.08); color: #fff; }
.admin-nav button[aria-selected="true"] { background: rgba(255,255,255,0.14); color: #fff; }
.admin-nav .count {
  margin-left: auto;
  background: var(--color-gold);
  color: var(--color-indigo);
  font-size: 0.78rem;
  font-weight: 800;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
}

/* ---- nav readability on app pages (desktop) ---- */
.page-header .main-nav { flex-wrap: nowrap; overflow-x: auto; }
.page-header .main-nav a { white-space: nowrap; }

.admin-main {
  padding: 2rem clamp(1.25rem, 3vw, 2.75rem) 3rem;
  background: var(--color-bg);
}
.admin-topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.admin-topbar h1 { margin-bottom: 0.2rem; }
.admin-topbar p { color: var(--color-ink-soft); margin: 0; }

.stat-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}
.stat-cards .card {
  padding: 1.4rem 1.5rem;
  box-shadow: none;
}
.stat-cards .stat-number { font-size: 1.9rem; }
.stat-cards .stat-label { font-size: 0.9rem; font-weight: 600; color: var(--color-ink-soft); }

.admin-panel { display: none; }
.admin-panel.active { display: block; }

.admin-section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}
.admin-section-head h2 { margin: 0; }

.data-table-wrap { overflow-x: auto; border-radius: var(--radius-md); border: 1px solid var(--color-border); background: var(--color-surface); }
table.data-table { width: 100%; border-collapse: collapse; min-width: 620px; }
table.data-table th, table.data-table td {
  text-align: left;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
  vertical-align: middle;
}
table.data-table th { color: var(--color-ink-soft); font-weight: 700; text-transform: uppercase; font-size: 0.78rem; letter-spacing: 0.04em; background: var(--color-indigo-soft); }
table.data-table tr:last-child td { border-bottom: none; }
table.data-table .row-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
table.data-table .person-cell { display: flex; align-items: center; gap: 0.7rem; }
.avatar-sm {
  width: 38px; height: 38px; border-radius: 50%; object-fit: cover; flex-shrink: 0;
  background: var(--color-indigo-soft);
}

.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--color-ink-soft);
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
}

/* ---- tutor profile modal-ish panel (admin review) ---- */

.detail-overlay {
  position: fixed;
  inset: 0;
  background: rgba(27,42,74,0.45);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 4vh 1rem;
  overflow-y: auto;
  z-index: 200;
}
.detail-overlay.show { display: flex; }
.detail-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  max-width: 620px;
  width: 100%;
  padding: 2rem;
  box-shadow: var(--shadow-card);
}
.detail-card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; margin-bottom: 1.25rem; }
.detail-close { background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--color-ink-soft); min-height: auto; padding: 0.2rem 0.5rem; }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem 1.5rem; margin: 1.25rem 0; }
.detail-grid dt { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; color: var(--color-ink-soft); font-weight: 700; margin: 0 0 0.2rem; }
.detail-grid dd { margin: 0; font-weight: 600; color: var(--color-indigo); }

/* ===========================================================
   Browse tutors (parent-facing marketplace)
   =========================================================== */

.filter-bar {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-bottom: 2rem;
}
.filter-bar select, .filter-bar input { min-height: 46px; }
.filter-field { flex: 1; min-width: 160px; }

.tutor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.tutor-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}
.tutor-card:hover { box-shadow: var(--shadow-card); border-color: var(--color-indigo-mid); }
.tutor-card-link { display: flex; flex-direction: column; gap: 0.7rem; color: inherit; }
.tutor-card-actions { display: flex; gap: 0.6rem; margin-top: 0.2rem; }
.tutor-card-actions .btn { flex: 1; }
.tutor-rating { display: flex; align-items: center; gap: 0.4rem; margin: 0; font-size: 0.92rem; }
.tutor-rating .stars { color: var(--color-border); letter-spacing: 1px; font-size: 1rem; }
.tutor-rating .stars.filled { color: var(--color-gold); }
.tutor-card-head { display: flex; gap: 0.9rem; align-items: center; }
.tutor-avatar {
  width: 58px; height: 58px; border-radius: 50%; object-fit: cover;
  background: var(--color-indigo-soft); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-indigo-mid); font-family: var(--font-display); font-weight: 700; font-size: 1.2rem;
}
.tutor-card h3 { margin: 0; font-size: 1.15rem; }
.tutor-card .tutor-sub { color: var(--color-ink-soft); font-size: 0.9rem; margin: 0; }
.tutor-card .tutor-bio { color: var(--color-ink-soft); font-size: 0.95rem; margin: 0; }
.tutor-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tutor-tags span { background: var(--color-indigo-soft); color: var(--color-indigo); font-size: 0.8rem; font-weight: 600; padding: 0.3rem 0.7rem; border-radius: 999px; }
.tutor-rates { display: flex; justify-content: space-between; font-size: 0.92rem; color: var(--color-ink-soft); margin-top: auto; padding-top: 0.5rem; border-top: 1px solid var(--color-border); }
.tutor-rates strong { color: var(--color-indigo); }

/* ===========================================================
   Bookings
   =========================================================== */

.booking-tabs {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}
.booking-tabs .tab-btn {
  padding: 0.55rem 1rem;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.booking-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.booking-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}
.booking-card-head {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.booking-card-head h3 { margin: 0; font-size: 1.1rem; }
.booking-card-head .tutor-sub { margin: 0; }

.booking-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.75rem 1.5rem;
  margin-bottom: 1rem;
}
.booking-details dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-ink-soft);
  font-weight: 700;
  margin: 0 0 0.2rem;
}
.booking-details dd { margin: 0; font-weight: 600; color: var(--color-indigo); }

.booking-notes {
  background: var(--color-indigo-soft);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.92rem;
  color: var(--color-ink-soft);
  margin: 0 0 1rem;
}

.booking-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

.booking-total {
  background: var(--color-gold-soft);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
}
.booking-total p { margin: 0; font-weight: 600; color: var(--color-indigo); }
.booking-total strong { color: var(--color-gold-deep); }

/* ===========================================================
   Star rating input (reviews)
   =========================================================== */

.star-input {
  display: flex;
  gap: 0.25rem;
  font-size: 2rem;
}
.star-input button {
  background: none;
  border: none;
  color: var(--color-border);
  cursor: pointer;
  font-size: 2rem;
  padding: 0.1rem 0.2rem;
  min-height: auto;
  transition: color 0.15s ease, transform 0.15s ease;
}
.star-input button:hover { transform: scale(1.1); }
.star-input button.active { color: var(--color-gold); }

/* ===========================================================
   Reviews display
   =========================================================== */

.review-item {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}
.review-item:last-child { border-bottom: none; }
.review-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.4rem;
}
.review-head .stars { color: var(--color-gold); letter-spacing: 1px; }
.review-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 0.5rem; }
.review-tag {
  background: var(--color-indigo-soft);
  color: var(--color-indigo);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
}
.review-comment { color: var(--color-ink-soft); margin: 0 0 0.5rem; }
.review-response {
  background: var(--color-indigo-soft);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.9rem;
  font-size: 0.9rem;
  color: var(--color-ink-soft);
  margin-top: 0.5rem;
}

/* ===========================================================
   Tutor badges
   =========================================================== */

.tutor-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.4rem;
}

/* ===========================================================
   Language toggle (inside hamburger menu)
   =========================================================== */

.lang-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: var(--color-indigo-soft);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-indigo);
  cursor: pointer;
  min-height: 44px;
  width: 100%;
  margin-top: 0.5rem;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.lang-toggle:hover {
  background: var(--color-indigo);
  color: #fff;
  border-color: var(--color-indigo);
}
.lang-toggle::before {
  content: "🌍";
  font-size: 1rem;
}

/* ===========================================================
   User avatar (logged-in state)
   =========================================================== */

.user-avatar-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-indigo);
  color: #fff;
  text-decoration: none;
  overflow: hidden;
  flex-shrink: 0;
  border: 2px solid var(--color-gold);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.user-avatar-link:hover {
  transform: scale(1.05);
  box-shadow: 0 0 0 3px var(--color-gold-soft);
}
.user-avatar-initial {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1;
}
.user-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ===========================================================
   Responsive
   =========================================================== */

/* ===========================================================
   Responsive — enhanced for multiple devices
   =========================================================== */

/* Large tablets / small laptops */
@media (max-width: 1100px) {
  .tutor-grid { grid-template-columns: repeat(2, 1fr); }
  .filter-bar { gap: 0.7rem; }
  .filter-field { min-width: 140px; }
}

/* Tablets / small laptops */
@media (max-width: 1100px) {
  .admin-shell { grid-template-columns: 210px 1fr; }
  .admin-sidebar { padding: 1.5rem 1rem; }
}

/* Tablets */
@media (max-width: 960px) {
  .admin-shell { grid-template-columns: 1fr; }
  .admin-sidebar {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    padding: 0.9rem 1.25rem;
    overflow-x: hidden;
    gap: 0.5rem 1rem;
  }
  .admin-sidebar .admin-agent { display: none; }
  .admin-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.3rem;
    flex: 1 1 100%;
  }
  .admin-nav button { white-space: nowrap; flex: 0 0 auto; }
  .admin-sidebar > .btn {
    flex-shrink: 0;
    margin-left: auto;
    margin-top: 0;
  }
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
  .tutor-grid { grid-template-columns: repeat(2, 1fr); }
  .booking-details { grid-template-columns: repeat(2, 1fr); }
  .chat-shell { grid-template-columns: 1fr; }
  .chat-list { max-height: 200px; border-right: none; border-bottom: 1px solid var(--color-border); }
  .chat-thread-inner { min-height: 380px; }
}

@media (max-width: 560px) {
  .admin-sidebar .logo-text.light { font-size: 1.05rem; }
  .admin-nav button { font-size: 0.9rem; padding: 0.65rem 0.8rem; }
}

/* Small tablets / large phones */
@media (max-width: 860px) {
  .tutor-grid { grid-template-columns: 1fr; }
  .stat-cards { grid-template-columns: 1fr; }
  .booking-tabs { grid-auto-flow: row; grid-template-columns: repeat(auto-fit, minmax(100px, 1fr)); }
  .booking-tabs .tab-btn { flex: none; }
  .booking-card { padding: 1.25rem; }
  .booking-details { grid-template-columns: 1fr 1fr; }
  .detail-card { padding: 1.5rem; }
  .detail-grid { grid-template-columns: 1fr; }
  .rate-grid { grid-template-columns: 1fr; }
  .option-grid { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .range-pair { grid-template-columns: 1fr; }
  .range-pair .sep { text-align: left; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-field { min-width: 100%; }
  .filter-bar .btn { width: 100%; }
  .page-main { padding: 1.5rem 0 3rem; }
  .card { padding: 1.5rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .steps { grid-template-columns: 1fr; }
  .panels { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr; }
  .quotes { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr; }
  .subscribe-row { flex-direction: column; }
  .subscribe-row input { width: 100%; }
  .subscribe-row .btn { width: 100%; }
  .chat-shell { min-height: 480px; }
  .chat-list { max-height: 200px; }
  .chat-thread-inner { min-height: 380px; }
  .chat-bubble { max-width: 85%; }
  .admin-main { padding: 1.5rem 1rem 2.5rem; }
  .admin-topbar { flex-direction: column; }
  .stat-cards { gap: 0.75rem; }
  .stat-cards .card { padding: 1rem; }
  .data-table-wrap { min-width: 0; }
  table.data-table { min-width: 500px; }
  .booking-actions { flex-direction: column; }
  .booking-actions .btn { width: 100%; }
  .star-input { font-size: 1.6rem; }
  .star-input button { font-size: 1.6rem; }
}

/* Desktop (above 940px): the app pages already show the inline nav,
   but make sure the hamburger never reappears when the viewport grows. */
@media (min-width: 941px) {
  .page-header .nav-toggle { display: none; }
}

/* Small phones */
@media (max-width: 480px) {
  .wrap { padding: 0 1rem; }
  .page-main { padding: 1.25rem 0 2.5rem; }
  .card { padding: 1.25rem; }
  .booking-card { padding: 1rem; }
  .booking-details { grid-template-columns: 1fr; }
  .booking-card-head { flex-wrap: wrap; }
  .booking-card-head .badge { margin-left: auto; }
  .tutor-card { padding: 1.25rem; }
  .tutor-card-actions { flex-direction: column; }
  .tutor-card-actions .btn { width: 100%; }
  .detail-card { padding: 1.25rem; }
  .detail-card-head { flex-wrap: wrap; }
  .form-actions { flex-direction: column; align-items: stretch; }
  .form-actions .btn { width: 100%; }
  .tab-group { grid-template-columns: 1fr; }
  .booking-tabs .tab-btn { min-width: 80px; font-size: 0.85rem; padding: 0.4rem 0.7rem; }
  .chat-input-row { flex-direction: column; }
  .chat-input-row .btn { width: 100%; }
  .admin-nav button { font-size: 0.85rem; padding: 0.6rem 0.7rem; }
  .admin-sidebar { padding: 0.75rem 1rem; }
  .admin-sidebar .logo-text.light { font-size: 1rem; }
  .user-avatar-link { width: 36px; height: 36px; }
  .lang-toggle { font-size: 0.85rem; }
}
/* Coupon badge (tutor-profile booking total) */
.coupon-badge {
  display: inline-block;
  margin-left: 0.5rem;
  background: var(--color-success-soft, #e3f5e9);
  color: var(--color-success, #1b7a45);
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 999px;
  padding: 0.15rem 0.6rem;
}
/* Refer-a-friend share grid */
.share-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.6rem;
  margin-bottom: 0.25rem;
/* Inline text button (e.g. "Forgot password?") */
.link-button {
  background: none;
  border: none;
  padding: 0;
  color: var(--color-indigo, #5b5bd6);
  font: inherit;
  text-decoration: underline;
  cursor: pointer;
}
.link-button:hover { color: var(--color-indigo-mid, #7d7df0); }
}
.share-grid .btn {
  width: 100%;
  justify-content: center;
  white-space: nowrap;
}