/* ============================================================
   Municipality Citizen AI Assistant — Design System
   Palette: #800020 Burgundy · #F5F5DC Beige · #C0C0C0 Silver · #2F2F2F Charcoal
   All text/bg combinations meet WCAG AA 4.5:1 minimum contrast.
   ============================================================ */

:root {
  /* Burgundy (primary brand) — replaces blues */
  --blue-900: #5a0016;   /* deep burgundy                  */
  --blue-800: #6a001a;   /* dark burgundy hover            */
  --blue-700: #800020;   /* primary  — on white: 9.99:1 ✓  */
  --blue-600: #960025;   /* active/hover                   */
  --blue-100: #f5dfe4;   /* light tint for badges/pills    */
  --blue-50:  #fdf5f7;   /* very light tint                */

  /* Silver (accent — borders/icons only, NOT for text) */
  --gold-600: #C0C0C0;   /* was gold; now silver accent    */
  --gold-100: #f2f2ee;   /* near-white warm tint           */

  /* Neutrals derived from the palette */
  --gray-900: #2F2F2F;   /* charcoal — primary text  10.45:1 on beige ✓ */
  --gray-700: #5a5a5a;   /* secondary text            6.22:1 on beige ✓ */
  --gray-500: #5a5a5a;   /* muted text — same floor to ensure 4.5:1+    */
  --gray-300: #C0C0C0;   /* silver — borders/dividers                   */
  --gray-200: #d8d8d8;   /* light border                                */
  --gray-100: #F5F5DC;   /* beige — background tints                    */
  --gray-50:  #fafaf4;   /* near-white warm surface                     */
  --white:    #ffffff;   /* card surface                                */

  /* Semantic status colors (retained for UX meaning) */
  --green-700: #276749;
  --green-100: #e6f4ea;
  --red-700:   #c53030;
  --red-100:   #fed7d7;

  /* Semantic aliases */
  --color-primary:  var(--blue-700);
  --color-accent:   var(--gold-600);
  --color-bg:       #F5F5DC;         /* beige page background */
  --color-surface:  var(--white);    /* white card surface    */
  --color-text:     var(--gray-900);
  --color-muted:    var(--gray-700);
  --color-border:   var(--gray-200);

  /* Radius */
  --r-sm:   4px;
  --r-md:   8px;
  --r-lg:   12px;
  --r-xl:   16px;
  --r-full: 9999px;

  /* Shadow */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.13);

  /* Typography — system sans-serif stack */
  --font: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, Helvetica, sans-serif;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: var(--r-full); }
::-webkit-scrollbar-thumb:hover { background: var(--gray-500); }

/* ── Page Header ───────────────────────────────────────────── */
.page-header {
  background: var(--blue-700);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(128,0,32,0.35);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-seal { flex-shrink: 0; }

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.brand-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.brand-subtitle {
  font-size: 0.68rem;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Status badge */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  border-radius: var(--r-full);
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background 0.25s;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-badge.disconnected {
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.65);
}
.status-badge.disconnected .status-dot { background: rgba(255,255,255,0.45); }

.status-badge.connecting {
  background: rgba(245,245,220,0.18);
  color: #F5F5DC;
}
.status-badge.connecting .status-dot {
  background: #F5F5DC;
  animation: blink 0.9s ease-in-out infinite;
}

.status-badge.connected {
  background: rgba(39,103,73,0.3);
  color: #a3e8bc;
}
.status-badge.connected .status-dot { background: #4caf78; }

.status-badge.error {
  background: rgba(197,48,48,0.3);
  color: #ffb3b3;
}
.status-badge.error .status-dot { background: #ff6b6b; }

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ── Main Content ──────────────────────────────────────────── */
.main-content {
  flex: 1;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 40px 24px 48px;
}

.section-pane {
  animation: fadeUp 0.25s ease;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hidden { display: none !important; }

/* ── Welcome Banner ────────────────────────────────────────── */
.welcome-banner {
  margin: 0 0 24px;
  border-bottom: 2px solid var(--blue-700);
  padding-bottom: 14px;
}

.welcome-title {
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--blue-700);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.welcome-desc {
  font-size: 0.88rem;
  color: var(--gray-700);
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Auth layout (form left, services right) ───────────────── */
.auth-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}

/* ── Service Cards ─────────────────────────────────────────── */
.services-section { }

.services-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-500);
  margin-bottom: 10px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.service-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--r-sm);
  padding: 14px 16px;
  cursor: pointer;
  text-align: left;
  font-family: var(--font);
  transition: border-color 0.18s, background 0.18s;
}

.service-card:hover {
  border-color: var(--blue-600);
  background: var(--gray-50);
}

.service-card[aria-pressed="true"],
.service-card.selected {
  border-color: var(--blue-700);
  background: var(--blue-50);
  border-left-width: 3px;
}

.service-card-header {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 6px;
}

.service-icon {
  flex-shrink: 0;
}

.service-icon.icon-blue { color: var(--blue-700); }   /* burgundy #800020 */
.service-icon.icon-gold { color: var(--gray-900); }   /* charcoal #2F2F2F */

.service-card-title {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
}

.service-card-desc {
  font-size: 0.74rem;
  color: var(--gray-700);
  line-height: 1.45;
  padding-left: 29px;
}

/* ── Citizen Form Card ─────────────────────────────────────── */
.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--r-sm);
  padding: 28px 32px;
  box-shadow: var(--shadow-sm);
}

.form-card-header {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 28px;
}

.form-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-card-desc {
  font-size: 0.85rem;
  color: var(--gray-700);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 28px;
  margin-bottom: 28px;
}

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

.form-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gray-700);
}

.form-group.required .form-label::after {
  content: ' *';
  color: var(--red-700);
}

.form-input {
  padding: 10px 14px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--r-md);
  font-size: 0.9rem;
  font-family: var(--font);
  color: var(--color-text);
  background: var(--white);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

.form-input:focus {
  border-color: var(--blue-700);
  box-shadow: 0 0 0 3px rgba(128,0,32,0.12);
}

.form-input::placeholder { color: var(--gray-500); font-weight: 400; }

.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding-top: 4px;
}

.privacy-notice {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  font-size: 0.78rem;
  color: var(--gray-700);
  flex: 1;
  min-width: 220px;
}

.privacy-notice svg { flex-shrink: 0; margin-top: 2px; }

.privacy-link { color: var(--blue-700); font-weight: 500; }

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border: 1.5px solid transparent;
  border-radius: var(--r-sm);
  font-family: var(--font);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.18s, box-shadow 0.18s, opacity 0.18s, transform 0.1s;
  white-space: nowrap;
  user-select: none;
  line-height: 1;
}

.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: 0.38; cursor: not-allowed; transform: none; }

.btn-primary {
  background: var(--blue-700);
  color: var(--white);
}
.btn-primary:hover:not(:disabled) {
  background: var(--blue-800);
  box-shadow: 0 4px 12px rgba(128,0,32,0.28);
}

.btn-outline-primary {
  background: var(--white);
  color: var(--blue-700);
  border-color: var(--blue-700);
}
.btn-outline-primary:hover:not(:disabled) { background: var(--blue-50); }
.btn-outline-primary.active {
  background: var(--blue-50);
  border-color: var(--blue-600);
}

.btn-danger {
  background: var(--red-700);
  color: var(--white);
}
.btn-danger:hover:not(:disabled) {
  background: #9b2c2c;
  box-shadow: 0 4px 12px rgba(197,48,48,0.28);
}

.btn-lg  { padding: 13px 32px; font-size: 0.95rem; }
.btn-send { padding: 10px 14px; }

.btn-control {
  width: 100%;
  justify-content: flex-start;
  gap: 10px;
  padding: 10px 14px;
}

/* ── Session Layout ────────────────────────────────────────── */
.session-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 24px;
  align-items: start;
}

/* ── Sidebar ───────────────────────────────────────────────── */
.session-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: sticky;
  top: 80px;
}

.sidebar-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--r-sm);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
}

.sidebar-card-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--gray-500);
  margin-bottom: 14px;
}

/* Profile card */
.profile-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--color-border);
}

.citizen-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--r-full);
  background: var(--blue-100);
  color: var(--blue-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 700;
  flex-shrink: 0;
}

.citizen-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

.service-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: var(--r-full);
  background: var(--blue-100);
  color: var(--blue-700);
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 190px;
}

.profile-info {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.info-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.78rem;
}

.info-label { color: var(--gray-500); font-weight: 500; white-space: nowrap; flex-shrink: 0; }
.info-value { color: var(--color-text); font-weight: 500; text-align: right; word-break: break-all; }
.session-id-text { font-family: 'Courier New', monospace; font-size: 0.7rem; color: var(--gray-500); }

/* Video preview card */
.video-card {
  padding: 0;
  overflow: hidden;
}

.video-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #111;
}

.video-wrapper video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-source-label {
  position: absolute;
  top: 7px;
  left: 8px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: rgba(0, 0, 0, 0.55);
  color: rgba(255, 255, 255, 0.9);
  padding: 2px 8px;
  border-radius: var(--r-full);
  pointer-events: none;
}

/* Capture flash overlay */
.video-wrapper.capture-flash::after {
  content: '';
  position: absolute;
  inset: 0;
  background: #ffffff;
  animation: captureFlash 0.45s ease-out forwards;
  pointer-events: none;
  z-index: 3;
}

@keyframes captureFlash {
  0%   { opacity: 0.85; }
  100% { opacity: 0; }
}

/* Upload zone */
.upload-zone {
  border: 2px dashed var(--gray-300);
  border-radius: var(--r-md);
  padding: 20px 16px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  margin-bottom: 12px;
}

.upload-zone:hover,
.upload-zone:focus,
.upload-zone.drag-over {
  border-color: var(--blue-700);
  background: var(--blue-50);
}

.upload-zone input[type="file"] { display: none; }

.upload-zone-icon {
  color: var(--gray-400, #a0aec0);
  margin-bottom: 8px;
  transition: color 0.2s;
}
.upload-zone:hover .upload-zone-icon,
.upload-zone.drag-over .upload-zone-icon { color: var(--blue-700); }

.upload-zone-text {
  font-size: 0.8rem;
  color: var(--gray-700);
  margin-bottom: 3px;
}

.upload-zone-hint {
  font-size: 0.7rem;
  color: var(--gray-500);
}

/* File list */
.file-list { display: flex; flex-direction: column; gap: 8px; }

.file-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  background: var(--gray-50);
  border: 1px solid var(--color-border);
  border-radius: var(--r-md);
  min-width: 0;
}

.file-ext {
  font-size: 0.6rem;
  font-weight: 700;
  padding: 2px 5px;
  border-radius: 3px;
  background: var(--blue-100);
  color: var(--blue-700);
  letter-spacing: 0.04em;
  flex-shrink: 0;
  text-transform: uppercase;
}

.file-ext-capture {
  background: var(--gray-200);
  color: var(--gray-900);
}

.file-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.file-name {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-size { font-size: 0.68rem; color: var(--gray-500); }

.file-delete {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--gray-500);
  font-size: 1.1rem;
  line-height: 1;
  padding: 2px 5px;
  border-radius: var(--r-sm);
  flex-shrink: 0;
  transition: color 0.15s, background 0.15s;
}

.file-delete:hover { color: var(--red-700); background: var(--red-100); }

/* Controls card */
.controls-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px 18px;
}

/* ── Chat Area ─────────────────────────────────────────────── */
.session-main { min-width: 0; }

.chat-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  height: calc(100vh - 160px);
  min-height: 520px;
  overflow: hidden;
}

.chat-header-bar {
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--gray-50);
}

.assistant-profile { display: flex; align-items: center; gap: 12px; }

.assistant-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--r-full);
  background: var(--blue-700);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  flex-shrink: 0;
}

.assistant-name  { font-size: 0.88rem; font-weight: 700; color: var(--color-text); }
.assistant-status { font-size: 0.74rem; color: var(--green-700); font-weight: 500; }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
}

/* Message bubbles */
.message-wrapper { display: flex; max-width: 82%; }
.message-wrapper.user      { align-self: flex-end; }
.message-wrapper.assistant { align-self: flex-start; }

.message-bubble {
  padding: 10px 14px;
  border-radius: var(--r-lg);
  font-size: 0.88rem;
  line-height: 1.65;
}

.message-bubble.user {
  background: var(--blue-700);
  color: var(--white);
  border-bottom-right-radius: var(--r-sm);
}

.message-bubble.assistant {
  background: var(--gray-100);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-bottom-left-radius: var(--r-sm);
}

.message-text { display: block; }

.message-voice-label {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 5px;
  font-size: 0.63rem;
  opacity: 0.6;
  color: inherit;
  font-style: italic;
}

.message-time {
  display: block;
  font-size: 0.65rem;
  opacity: 0.55;
  margin-top: 4px;
  text-align: right;
}

/* System notice pill */
.message-system {
  align-self: center;
  text-align: center;
  font-size: 0.74rem;
  color: var(--gray-500);
  padding: 4px 14px;
  background: var(--gray-100);
  border: 1px solid var(--color-border);
  border-radius: var(--r-full);
  max-width: 88%;
}

/* Processing indicator */
.message-processing {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--blue-700);
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  border-radius: var(--r-full);
  padding: 6px 14px;
}

.dot-flashing {
  display: flex;
  gap: 3px;
}

.dot-flashing span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue-700);
  animation: dotBounce 1.1s ease infinite;
}

.dot-flashing span:nth-child(2) { animation-delay: 0.18s; }
.dot-flashing span:nth-child(3) { animation-delay: 0.36s; }

@keyframes dotBounce {
  0%, 80%, 100% { transform: scale(0.55); opacity: 0.4; }
  40%           { transform: scale(1);    opacity: 1; }
}

/* Chat input */
.chat-input-bar {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 14px 18px;
  border-top: 1px solid var(--color-border);
  background: var(--white);
}

.chat-text-input {
  flex: 1;
  padding: 10px 14px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--r-md);
  font-size: 0.88rem;
  font-family: var(--font);
  color: var(--color-text);
  background: var(--white);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.chat-text-input:focus {
  border-color: var(--blue-700);
  box-shadow: 0 0 0 3px rgba(128,0,32,0.12);
}

.chat-text-input::placeholder { color: var(--gray-500); }

/* ── Session End ───────────────────────────────────────────── */
.session-end-card {
  max-width: 480px;
  margin: 64px auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--r-sm);
  padding: 48px 40px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.session-end-icon { margin-bottom: 20px; }

.session-end-card h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}

.session-end-card > p {
  font-size: 0.9rem;
  color: var(--gray-700);
  margin-bottom: 20px;
}

.reference-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  border-radius: var(--r-lg);
  padding: 14px 18px;
  margin-bottom: 18px;
}

.reference-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gray-700);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.reference-value {
  font-family: 'Courier New', monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--blue-700);
  word-break: break-all;
  text-align: right;
}

.help-note {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-bottom: 24px;
}

/* ── Footer ────────────────────────────────────────────────── */
.page-footer {
  background: var(--white);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--gray-500);
}

.footer-brand { font-weight: 700; color: var(--gray-700); }
.footer-links { display: flex; gap: 20px; }
.footer-link { color: var(--gray-500); transition: color 0.2s; }
.footer-link:hover { color: var(--blue-700); text-decoration: underline; }

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .session-layout { grid-template-columns: 260px 1fr; }
}

@media (max-width: 900px) {
  .auth-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .main-content { padding: 24px 16px 36px; }

  .header-inner { padding: 10px 16px; }
  .brand-subtitle { display: none; }

  .welcome-desc { white-space: normal; }

  .form-card { padding: 20px 18px; }
  .form-grid { grid-template-columns: 1fr; }

  .form-footer { flex-direction: column; align-items: stretch; }
  .btn-lg { width: 100%; justify-content: center; }

  .session-layout { grid-template-columns: 1fr; }
  .session-sidebar { position: static; }

  .chat-container { height: 480px; min-height: 480px; }

  .footer-inner { flex-direction: column; text-align: center; gap: 10px; }
  .footer-hours { display: none; }
}

@media (max-width: 480px) {
  .welcome-title { font-size: 1.2rem; }
  .service-card { padding: 12px 12px; }
  .service-card-desc { display: none; }
  .session-end-card { padding: 36px 24px; margin: 32px auto; }
}

/* ── Header: right-side group (user indicator + status) ──────── */
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  border-radius: var(--r-full);
  padding: 5px 14px 5px 6px;
}

.user-avatar-img {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  display: none;
  border: 1.5px solid rgba(255,255,255,0.4);
}

.user-display-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-logout {
  background: none;
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: var(--r-full);
  color: rgba(255,255,255,0.75);
  cursor: pointer;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 3px 10px;
  transition: background 0.15s, color 0.15s;
}
.btn-logout:hover {
  background: rgba(255,255,255,0.18);
  color: #fff;
}

/* ── Login Gate ───────────────────────────────────────────────── */
.login-gate {
  max-width: 480px;
  margin: 72px auto;
  background: var(--color-surface);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-lg);
  padding: 52px 48px 44px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.login-seal {
  margin-bottom: 4px;
}

.login-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.25;
}

.login-subtitle {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-top: -8px;
}

.login-desc {
  font-size: 0.9rem;
  color: var(--gray-700);
  line-height: 1.6;
  max-width: 360px;
}

.login-btn-area {
  margin-top: 8px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.btn-login {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  max-width: 320px;
  padding: 13px 28px;
  font-size: 0.93rem;
  font-weight: 600;
  border-radius: var(--r-md);
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: opacity 0.15s, box-shadow 0.15s;
}
.btn-login:hover { opacity: 0.88; box-shadow: var(--shadow-md); text-decoration: none; }

.btn-login-microsoft {
  background: #2F2F2F;
  color: #fff;
  border: none;
}

.btn-login-google {
  background: #fff;
  color: #3c4043;
  border: 1.5px solid #dadce0;
}
.btn-login-google:hover { background: #f8f9fa; }

.login-trust {
  font-size: 0.78rem;
  color: var(--green-700);
  margin-top: 4px;
  line-height: 1.5;
}

.login-error {
  font-size: 0.83rem;
  color: var(--red-700);
  background: var(--red-100);
  border-radius: var(--r-md);
  padding: 10px 16px;
  width: 100%;
  max-width: 360px;
}

@media (max-width: 540px) {
  .login-gate { margin: 32px 16px; padding: 36px 24px 32px; }
  .user-display-name { display: none; }
}

/* ── Resume Banner ────────────────────────────────────────────── */
.resume-banner {
  margin-bottom: 20px;
}

.resume-banner-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--blue-50);
  border: 1.5px solid var(--blue-100);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--r-md);
  padding: 12px 16px;
  color: var(--gray-900);
  font-size: 0.88rem;
}

.resume-banner-inner svg { flex-shrink: 0; color: var(--color-primary); }
.resume-banner-inner > div { flex: 1; }
.resume-label { font-weight: 600; margin-right: 6px; }
.resume-info  { color: var(--gray-700); }

.btn-sm {
  padding: 5px 14px;
  font-size: 0.8rem;
  white-space: nowrap;
}

.resume-dismiss {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--gray-500);
  font-size: 1.2rem;
  line-height: 1;
  padding: 0 4px;
  flex-shrink: 0;
}
.resume-dismiss:hover { color: var(--gray-900); }

/* ── ID Card Scanner ─────────────────────────────────────────── */
.btn-scan {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  font-size: 0.82rem;
  font-weight: 600;
  background: linear-gradient(135deg, #1a6b3c 0%, #276749 100%);
  color: #fff;
  border: none;
  border-radius: var(--r-md);
  cursor: pointer;
  margin-top: 8px;
  transition: opacity .15s;
}
.btn-scan:hover { opacity: .88; }

.form-card-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

/* Modal overlay */
.scanner-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.72);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.scanner-overlay.hidden { display: none; }

.scanner-modal {
  background: #fff;
  border-radius: 16px;
  width: 100%;
  max-width: 560px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,.4);
}

.scanner-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--gray-200);
}
.scanner-title { font-size: 1.1rem; font-weight: 700; color: var(--gray-900); margin: 0; }
.scanner-close {
  background: none; border: none; font-size: 1.5rem; cursor: pointer;
  color: var(--gray-500); line-height: 1; padding: 0 4px;
}
.scanner-close:hover { color: var(--gray-900); }

.scanner-step { padding: 20px; }
.scanner-hint {
  font-size: 0.85rem; color: var(--gray-600); text-align: center;
  margin: 0 0 14px;
}
.scanner-hint.success { color: #166534; }

/* Camera viewport */
.scanner-viewport {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  background: #000;
  aspect-ratio: 16/10;
}
#scanner-video {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.card-guide {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none;
}
/* Scan line animation */
#scan-line {
  animation: scanline 2s ease-in-out infinite;
}
@keyframes scanline {
  0%   { transform: translateY(-90px); opacity: .9; }
  50%  { transform: translateY(90px);  opacity: .9; }
  100% { transform: translateY(-90px); opacity: .9; }
}

.scanner-status-badge {
  position: absolute;
  bottom: 10px; left: 50%; transform: translateX(-50%);
  background: rgba(0,0,0,.55);
  color: #4ade80;
  font-size: 0.75rem; font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  white-space: nowrap;
}

.scanner-actions {
  display: flex; gap: 10px; justify-content: center;
  margin-top: 16px; flex-wrap: wrap;
}

/* Processing */
.scanner-processing {
  display: flex; flex-direction: column; align-items: center;
  gap: 16px; padding: 40px 20px;
}
.scan-spinner {
  width: 48px; height: 48px;
  border: 4px solid var(--gray-200);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.scan-processing-text { color: var(--gray-600); font-size: 0.9rem; }

/* Results */
.scan-results {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  max-height: 240px;
  overflow-y: auto;
  margin-bottom: 4px;
}
.scan-field {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 8px 10px;
}
.scan-field-label {
  display: block;
  font-size: 0.7rem; font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase; letter-spacing: .04em;
  margin-bottom: 2px;
}
.scan-field-value {
  font-size: 0.85rem; color: var(--gray-900); font-weight: 500;
}

/* Error */
.scanner-error {
  display: flex; flex-direction: column; align-items: center;
  gap: 12px; padding: 32px 20px; text-align: center;
  color: var(--gray-700);
}

/* Scanned field flash */
@keyframes fieldFlash {
  0%   { background: #dcfce7; border-color: #4ade80; }
  100% { background: transparent; border-color: var(--gray-300); }
}
.field-scanned { animation: fieldFlash 2s ease-out forwards; }

#scanner-video { cursor: pointer; }
#scanner-video:hover::after { content: 'Tap to capture'; }

.scanner-viewport { cursor: pointer; }
.scanner-viewport:hover .scanner-status-badge { background: rgba(0,0,0,.7); }