/* ============================================================
   RIBBON TAB (right edge, vertically centered)
============================================================ */
.appt-ribbon {
  position: fixed; top: 50%; right: 0; transform: translateY(-50%);
  z-index: 900; display: flex; align-items: center; gap: var(--space-2);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #fff; padding: 1.1rem 0.85rem; border-radius: var(--radius-lg) 0 0 var(--radius-lg);
  box-shadow: -6px 8px 24px rgba(13,148,136,0.35); border: none; cursor: pointer;
  writing-mode: vertical-rl; text-orientation: mixed; font-weight: 700; font-size: var(--text-sm);
  letter-spacing: 0.04em; transition: padding var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
  animation: ribbon-nudge 4s ease-in-out infinite;
}
.appt-ribbon:hover { padding-right: 1.15rem; box-shadow: -10px 12px 30px rgba(13,148,136,0.48); }
.appt-ribbon svg { writing-mode: horizontal-tb; }
@keyframes ribbon-nudge { 0%,85%,100% { transform: translateY(-50%) translateX(0);} 92% { transform: translateY(-50%) translateX(-6px);} }
@media (max-width: 640px) { .appt-ribbon { padding: 0.9rem 0.65rem; font-size: var(--text-xs); } }

/* ============================================================
   QUEUE RIBBON TAB (left edge, mirrors .appt-ribbon on the right)
============================================================ */
.queue-ribbon {
  position: fixed; top: 50%; left: 0; transform: translateY(-50%);
  z-index: 900; display: flex; align-items: center; gap: var(--space-2);
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-light));
  color: #fff; padding: 1.1rem 0.85rem; border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  box-shadow: 6px 8px 24px rgba(11,30,51,0.35); border: none; cursor: pointer;
  writing-mode: vertical-rl; text-orientation: mixed; font-weight: 700; font-size: var(--text-sm);
  letter-spacing: 0.04em; transition: padding var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
  animation: queue-ribbon-nudge 4s ease-in-out infinite;
}
.queue-ribbon:hover { padding-left: 1.15rem; box-shadow: 10px 12px 30px rgba(11,30,51,0.48); }
.queue-ribbon svg { writing-mode: horizontal-tb; }
@keyframes queue-ribbon-nudge { 0%,85%,100% { transform: translateY(-50%) translateX(0);} 92% { transform: translateY(-50%) translateX(6px);} }
@media (max-width: 640px) { .queue-ribbon { padding: 0.9rem 0.65rem; font-size: var(--text-xs); } }

/* ============================================================
   QUEUE TRACK MODAL (doctor picker + single-doctor queue view)
============================================================ */
.queue-modal-body { padding: var(--space-6); }
.qt-doc-list { display: flex; flex-direction: column; gap: var(--space-3); }
.qt-doc-btn {
  background: var(--bg-secondary); border: 1.5px solid var(--border-color); color: var(--text-primary);
  padding: 0.9rem 1.1rem; border-radius: var(--radius-lg); font-weight: 700; font-size: var(--text-base);
  text-align: left; cursor: pointer; transition: var(--transition-fast);
}
.qt-doc-btn:hover { border-color: var(--color-primary); background: var(--color-primary); color: #fff; }

.qt-back-btn {
  background: var(--bg-secondary); border: none; color: var(--text-secondary); padding: 0.5rem 0.9rem;
  border-radius: var(--radius-full); font-size: var(--text-sm); font-weight: 600; cursor: pointer; margin-bottom: var(--space-4);
}
.qt-back-btn:hover { background: var(--color-mint); color: var(--color-primary); }
.qt-doctor-name { font-size: var(--text-lg); font-weight: 800; text-align: center; margin-bottom: var(--space-4); color: var(--text-primary); }

.qt-list { display: flex; flex-direction: column; gap: var(--space-3); max-height: 50vh; overflow-y: auto; }
.qt-patient {
  padding: 0.9rem 1.1rem; border-radius: var(--radius-lg); background: var(--bg-secondary);
  border: 3px solid transparent; display: flex; align-items: center; justify-content: space-between;
  font-size: var(--text-base); font-weight: 600; color: var(--text-primary);
}
.qt-patient .qt-time { font-size: var(--text-sm); opacity: 0.65; font-weight: 700; font-variant-numeric: tabular-nums; }
.qt-patient.current { border-color: var(--color-error); background: rgba(239,68,68,0.1); font-size: var(--text-lg); }
.qt-patient.just-called { animation: qt-blink-green 0.6s ease-in-out 4; }
@keyframes qt-blink-green {
  0%, 100% { border-color: var(--color-error); background: rgba(239,68,68,0.1); }
  50%      { border-color: #22c55e; background: rgba(34,197,94,0.18); box-shadow: 0 0 20px rgba(34,197,94,0.4); }
}
.qt-empty { text-align: center; opacity: 0.6; font-size: var(--text-sm); padding: var(--space-6) 0; }

/* ============================================================
   OVERLAY (shared by drawer + chat + modal)
============================================================ */
.ui-overlay {
  position: fixed; inset: 0; background: rgba(11,30,51,0.55); backdrop-filter: blur(2px);
  z-index: 1000; opacity: 0; pointer-events: none; transition: opacity var(--transition-normal);
}
.ui-overlay.show { opacity: 1; pointer-events: auto; }

/* ============================================================
   APPOINTMENT DRAWER (slides in from right)
============================================================ */
.appt-drawer {
  position: fixed; top: 0; right: 0; height: 100%; width: min(480px, 100vw);
  background: var(--bg-primary); z-index: 1001; box-shadow: -20px 0 60px rgba(11,30,51,0.25);
  transform: translateX(100%); transition: transform var(--transition-slow);
  display: flex; flex-direction: column;
}
.appt-drawer.open { transform: translateX(0); }

.appt-drawer-header {
  padding: var(--space-6) var(--space-6) var(--space-5); border-bottom: 1px solid var(--border-color);
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: #fff;
}
.appt-drawer-header h3 { font-size: var(--text-xl); display:flex; align-items:center; gap: var(--space-2); }
.appt-drawer-header p { font-size: var(--text-sm); opacity: 0.8; margin-top: 2px; }
.appt-close { background: rgba(255,255,255,0.15); border: none; color: #fff; width: 36px; height: 36px; border-radius: 50%; display:flex; align-items:center; justify-content:center; transition: var(--transition-fast); flex-shrink:0; }
.appt-close:hover { background: rgba(255,255,255,0.28); transform: rotate(90deg); }

.appt-drawer-body { flex: 1; overflow-y: auto; padding: var(--space-6); }
.appt-drawer-body::-webkit-scrollbar { width: 6px; }
.appt-drawer-body::-webkit-scrollbar-thumb { background: var(--color-gray-300); border-radius: 3px; }

.appt-section-label { font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-secondary); margin-bottom: var(--space-3); }

.day-scroller { display: flex; gap: var(--space-3); overflow-x: auto; padding-bottom: var(--space-3); margin-bottom: var(--space-6); scrollbar-width: thin; }
.day-chip {
  flex: 0 0 auto; min-width: 68px; text-align: center; padding: var(--space-3) var(--space-2); border-radius: var(--radius-lg);
  border: 1.5px solid var(--border-color); background: var(--bg-card); cursor: pointer; transition: var(--transition-fast);
}
.day-chip .dow { font-size: var(--text-xs); color: var(--text-secondary); font-weight: 600; }
.day-chip .dom { font-size: var(--text-lg); font-weight: 800; color: var(--text-primary); }
.day-chip .mon { font-size: 0.65rem; color: var(--text-muted); }
.day-chip:hover { border-color: var(--color-primary); }
.day-chip.active { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light)); border-color: transparent; box-shadow: var(--shadow-glow); }
.day-chip.active .dow, .day-chip.active .dom, .day-chip.active .mon { color: #fff; }

.slot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.slot-btn {
  padding: 0.75rem 0.5rem; border-radius: var(--radius-md); border: 1.5px solid var(--border-color); background: var(--bg-card);
  font-weight: 700; font-size: var(--text-sm); color: var(--text-primary); transition: var(--transition-fast); position: relative;
}
.slot-btn:hover:not(.taken) { border-color: var(--color-primary); color: var(--color-primary); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.slot-btn.taken { background: var(--color-gray-100); color: var(--text-muted); text-decoration: line-through; cursor: not-allowed; border-style: dashed; }
.slot-btn.selected { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light)); color: #fff; border-color: transparent; }
.slot-empty { grid-column: 1/-1; text-align:center; padding: var(--space-8) 0; color: var(--text-muted); font-size: var(--text-sm); }

/* ============================================================
   APPOINTMENT POPUP (doctor + complaint form) — centered modal
============================================================ */
.appt-modal {
  position: fixed; top: 50%; left: 50%; transform: translate(-50%,-48%) scale(0.95); width: min(560px, 92vw);
  max-height: 88vh; overflow-y: auto; background: var(--bg-primary); border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl); z-index: 1100; opacity: 0; pointer-events: none;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}
.appt-modal.open { opacity: 1; pointer-events: auto; transform: translate(-50%,-50%) scale(1); }
.appt-modal-header { padding: var(--space-6); border-bottom: 1px solid var(--border-color); display:flex; align-items:center; justify-content:space-between; }
.appt-modal-header .chosen-slot { display:flex; align-items:center; gap: var(--space-3); }
.appt-modal-header .chosen-slot .icon { width: 46px; height:46px; border-radius: var(--radius-lg); background: var(--color-mint); color: var(--color-primary); display:flex; align-items:center; justify-content:center; }
.appt-modal-header .chosen-slot strong { display:block; font-size: var(--text-lg); color: var(--text-primary); }
.appt-modal-header .chosen-slot span { font-size: var(--text-sm); color: var(--text-secondary); }
.appt-modal-body { padding: var(--space-6); }

.doctor-pick-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); margin-bottom: var(--space-6); }
@media (max-width: 480px) { .doctor-pick-grid { grid-template-columns: repeat(2, 1fr); } }
.doctor-pick { border: 2px solid var(--border-color); border-radius: var(--radius-lg); padding: var(--space-3); text-align: center; cursor: pointer; transition: var(--transition-fast); }
.doctor-pick:hover { border-color: var(--color-primary-light); }
.doctor-pick.picked { border-color: var(--color-primary); background: var(--color-mint); }
/* .dp-name/.dp-branch use --text-primary/--text-secondary, which flip to
   light colors in dark mode — invisible against this still-light mint
   background unless forced back to a dark, readable color here. */
[data-theme="dark"] .doctor-pick.picked .dp-name,
[data-theme="dark"] .doctor-pick.picked .dp-branch { color: var(--color-primary-dark); }
.doctor-pick .dp-photo { width: 56px; height: 56px; border-radius: 50%; margin: 0 auto var(--space-2); background: linear-gradient(160deg, var(--color-mint), var(--color-gray-100)); display:flex; align-items:center; justify-content:center; overflow:hidden; color: var(--color-primary); font-weight: 700; }
.doctor-pick .dp-photo img { width:100%; height:100%; object-fit:cover; }
.doctor-pick .dp-name { font-size: var(--text-xs); font-weight: 700; color: var(--text-primary); line-height:1.3; }
.doctor-pick .dp-branch { font-size: 0.68rem; color: var(--text-secondary); }
.doctor-pick.unavailable { opacity: 0.45; cursor: not-allowed; background: var(--color-gray-100); }
.doctor-pick.unavailable:hover { border-color: var(--border-color); }
.doctor-pick.unavailable .dp-branch::after { content: ' · Müsait Değil'; color: var(--color-error); font-weight: 700; }

.appt-success { text-align: center; padding: var(--space-8) var(--space-4); }
.appt-success .ok-icon { width: 76px; height:76px; border-radius:50%; background: rgba(16,185,129,0.12); color: var(--color-success); display:flex; align-items:center; justify-content:center; margin: 0 auto var(--space-5); }
.appt-success h3 { font-size: var(--text-2xl); margin-bottom: var(--space-3); }
.appt-success p { color: var(--text-secondary); margin-bottom: var(--space-6); }

/* ============================================================
   NOTIFICATION NUDGE (encourages login/register during booking)
============================================================ */
.notify-nudge {
  display: flex; align-items: flex-start; gap: var(--space-3); background: linear-gradient(135deg, var(--color-mint), #fff);
  border: 1px solid rgba(13,148,136,0.2); border-radius: var(--radius-lg); padding: var(--space-4); margin-bottom: var(--space-5);
}
.notify-nudge .nn-icon { width: 36px; height: 36px; border-radius: 50%; background: rgba(13,148,136,0.15); color: var(--color-primary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.notify-nudge p { font-size: var(--text-sm); color: var(--text-primary); line-height: 1.5; margin: 0; }
.notify-nudge a, .notify-nudge button.link-btn { color: var(--color-primary); font-weight: 700; text-decoration: underline; background: none; border: none; padding: 0; font-size: inherit; cursor: pointer; }
.notify-nudge.subscribed { background: rgba(16,185,129,0.08); border-color: rgba(16,185,129,0.25); }
.notify-nudge.subscribed .nn-icon { background: rgba(16,185,129,0.15); color: var(--color-success); }
/* .notify-nudge's background is a hardcoded light mint→white gradient, but
   its text uses --text-primary, which flips to near-white in dark mode —
   without this override the text becomes invisible against the still-light
   background (light-on-light). */
[data-theme="dark"] .notify-nudge { background: linear-gradient(135deg, rgba(13,148,136,0.18), rgba(15,31,48,0.5)); }
[data-theme="dark"] .notify-nudge.subscribed { background: rgba(16,185,129,0.12); }

/* ============================================================
   AUTH MODAL TABS (Giriş Yap / Kayıt Ol)
============================================================ */
.auth-tabs { display: flex; gap: var(--space-2); margin-bottom: var(--space-5); background: var(--bg-secondary); border-radius: var(--radius-full); padding: 4px; }
.auth-tab-btn { flex: 1; padding: 0.65rem; border-radius: var(--radius-full); border: none; background: transparent; font-weight: 700; font-size: var(--text-sm); color: var(--text-secondary); transition: var(--transition-fast); }
.auth-tab-btn.active { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light)); color: #fff; box-shadow: var(--shadow-sm); }
.auth-panel { display: none; }
.auth-panel.active { display: block; }