@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800&display=swap');

:root {
  --dark-navy: #034246;
  --rich-teal: #1a6b6b;
  --accent-teal: #2a8888;
  --deep-purple: #4a3b6b;
  --light-teal: #e3f2f2;
  --success-green: #1a9876;
  --warning-gold: #cb8e26;
  --danger-red: #c44536;
  --border-color: #cfe0e8;
  --dark-gray: #2c3e50;
  --panel-shadow: 0 16px 40px rgba(3, 66, 70, 0.12);
  --gradient-start: #034246;
  --gradient-mid: #1a6b6b;
  --gradient-end: #4a3b6b;
  --bg-gradient: linear-gradient(135deg, #e8f0f5 0%, #dce8ed 50%, #d5e4ea 100%);
  --presenter-scale: 1;
  --presenter-surface: rgba(255, 255, 255, 0.12);
  --presenter-text: #ffffff;
  --presenter-muted: rgba(255, 255, 255, 0.75);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  min-height: 100%;
}

body {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-gradient);
  color: var(--dark-gray);
}

body[data-page='question'] {
  padding: 16px;
}

body[data-page='admin'] {
  padding: 24px;
}

body[data-page='presenter'] {
  padding: 18px;
  background:
    radial-gradient(circle at top left, rgba(42, 136, 136, 0.45), transparent 30%),
    radial-gradient(circle at bottom right, rgba(74, 59, 107, 0.45), transparent 30%),
    linear-gradient(135deg, #07292d 0%, #0a4b50 45%, #332647 100%);
  color: var(--presenter-text);
}

body.presenter-theme-contrast {
  --presenter-surface: rgba(0, 0, 0, 0.55);
  --presenter-text: #fff6d8;
  --presenter-muted: rgba(255, 246, 216, 0.75);
  background:
    radial-gradient(circle at top left, rgba(255, 196, 0, 0.18), transparent 35%),
    linear-gradient(135deg, #050505 0%, #141414 55%, #3e2a00 100%);
}

body.presenter-theme-cool {
  --presenter-surface: rgba(255, 255, 255, 0.1);
  --presenter-text: #f2fbff;
  --presenter-muted: rgba(242, 251, 255, 0.72);
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.2), transparent 30%),
    linear-gradient(135deg, #041f32 0%, #0a4f69 52%, #17335a 100%);
}

.app-shell {
  max-width: 1280px;
  margin: 0 auto;
}

.panel {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(207, 224, 232, 0.95);
  border-radius: 18px;
  box-shadow: var(--panel-shadow);
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.panel-header {
  background: linear-gradient(90deg, var(--gradient-start) 0%, var(--gradient-mid) 55%, var(--gradient-end) 100%);
  color: #fff;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.panel-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.88;
}

.panel-title {
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 800;
  letter-spacing: 0.01em;
}

.panel-subtitle {
  font-size: 14px;
  font-weight: 500;
  opacity: 0.92;
}

.chip-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.panel-body {
  padding: 22px;
}

.page-grid {
  display: grid;
  gap: 18px;
}

.question-layout {
  max-width: 760px;
  margin: 0 auto;
}

/* Keep the attendee page header compact without changing admin/presenter cards. */
.question-layout .panel-header {
  padding: 16px 18px;
  gap: 10px;
  align-items: center;
}

.question-layout .panel-title-wrap {
  gap: 4px;
}

.question-layout .eyebrow {
  font-size: 11px;
}

.question-layout .panel-title {
  font-size: clamp(22px, 3.2vw, 28px);
  line-height: 1.05;
}

.question-layout .panel-subtitle {
  max-width: 38ch;
  font-size: 13px;
  line-height: 1.35;
}

.question-layout .chip-row {
  margin-left: auto;
}

.question-layout .chip {
  padding: 6px 10px;
  font-size: 11px;
  letter-spacing: 0.04em;
  line-height: 1.2;
  max-width: 380px;
  border-radius: 12px;
}

/* Match admin header session chip to the updated attendee chip styling. */
body[data-page='admin'] .panel-header {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  align-items: center;
  column-gap: 24px;
}

body[data-page='admin'] .panel-header .panel-title-wrap {
  min-width: 0;
}

body[data-page='admin'] .panel-header .chip-row {
  margin-left: 0;
  align-self: center;
  width: 100%;
  display: flex;
  justify-content: flex-end;
}

body[data-page='admin'] .panel-header .chip {
  border-radius: 12px;
  padding: 9px 14px;
  line-height: 1.2;
  width: auto;
  max-width: 100%;
  text-align: left;
}

.lede {
  font-size: 16px;
  line-height: 1.6;
  color: #4d6475;
  margin-bottom: 18px;
}

.field-grid {
  display: grid;
  gap: 14px;
}

.field label,
.toolbar-label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--dark-navy);
}

.input,
.textarea,
.select {
  width: 100%;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  padding: 14px 16px;
  font: inherit;
  background: #fff;
  color: var(--dark-gray);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--accent-teal);
  box-shadow: 0 0 0 4px rgba(42, 136, 136, 0.15);
}

.textarea {
  min-height: 150px;
  resize: vertical;
  line-height: 1.55;
}

.button-row,
.toolbar,
.card-actions,
.presenter-controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.button {
  border: none;
  border-radius: 12px;
  padding: 13px 18px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, filter 0.2s ease, opacity 0.2s ease;
}

.button:hover {
  transform: translateY(-1px);
  filter: brightness(1.03);
}

.button:disabled {
  cursor: wait;
  opacity: 0.7;
  transform: none;
}

.button-primary {
  background: linear-gradient(135deg, var(--gradient-mid) 0%, var(--gradient-end) 100%);
  color: #fff;
}

.button-secondary {
  background: #fff;
  color: var(--dark-navy);
  border: 2px solid var(--border-color);
}

.button-warning {
  background: linear-gradient(135deg, #c3902c 0%, #8d5f17 100%);
  color: #fff;
}

.button-danger {
  background: linear-gradient(135deg, #c44536 0%, #8b271b 100%);
  color: #fff;
}

.button-ghost {
  background: rgba(255, 255, 255, 0.12);
  color: inherit;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

body[data-page="admin"] .button {
  padding: 16px 14px;
  border-radius: 10px;
  font-size: 14px;
}

body[data-page="admin"] .card-actions .button {
  padding: 9px 12px;
}

body[data-page="admin"] .card-action-btn {
  padding: 7px 10px;
  font-size: 12px;
  border-radius: 8px;
}

.button-icon {
  min-width: 72px;
}

.message {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  display: none;
}

.message.is-visible {
  display: block;
}

.message-success {
  background: rgba(26, 152, 118, 0.12);
  color: var(--success-green);
}

.message-error {
  background: rgba(196, 69, 54, 0.12);
  color: var(--danger-red);
}

.message-info {
  background: rgba(42, 136, 136, 0.12);
  color: var(--dark-navy);
}

/* Question page — form/success transition */
.question-form-transition {
  transition: opacity 0.3s ease, transform 0.3s ease;
  opacity: 1;
  transform: translateY(0);
}

.question-form-transition.is-fading {
  opacity: 0;
  transform: translateY(-12px);
  pointer-events: none;
}

.success-panel {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(7, 41, 45, 0.6);
  backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease 0.2s;
}

.success-panel[hidden] {
  display: none;
}

.success-panel.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.success-card {
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.28);
  position: relative;
  padding: 40px 32px 36px;
  max-width: 420px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  transform: translateY(20px);
  transition: transform 0.35s ease 0.2s;
}

.success-panel.is-visible .success-card {
  transform: translateY(0);
}

.success-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 32px;
  height: 32px;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  background: #fff;
  color: var(--dark-navy);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
}

.success-close:hover {
  border-color: rgba(26, 107, 107, 0.45);
}

.success-close:focus-visible {
  outline: 2px solid rgba(42, 136, 136, 0.28);
  outline-offset: 2px;
}

.success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--rich-teal);
  color: #fff;
  font-size: 30px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}

.success-heading {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--dark-navy);
  margin: 0;
}

.success-body {
  font-size: 1rem;
  color: #444;
  margin: 0;
  max-width: 320px;
}

.ask-another-link {
  margin-top: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--rich-teal);
  text-decoration: underline;
  cursor: pointer;
}

.stats-grid,
.board-grid {
  display: grid;
  gap: 16px;
}

.toggle-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 14px 18px;
  margin-bottom: 18px;
}

.toggle-label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 14px;
  font-weight: 700;
  color: var(--dark-navy);
  cursor: default;
}

.toggle-description {
  font-size: 12px;
  font-weight: 500;
  color: #5a7183;
}

.toggle-button {
  flex-shrink: 0;
  width: 52px;
  height: 28px;
  border-radius: 999px;
  background: #c8d8e0;
  border: none;
  cursor: pointer;
  position: relative;
  transition: background 0.25s ease;
  padding: 0;
}

.toggle-button[aria-checked="true"] {
  background: linear-gradient(90deg, var(--rich-teal) 0%, var(--accent-teal) 100%);
}

.toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,0.18);
  transition: transform 0.25s ease;
  pointer-events: none;
}

.toggle-button[aria-checked="true"] .toggle-thumb {
  transform: translateX(24px);
}

.stats-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 18px;
}

.stat-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(227, 242, 242, 0.82) 100%);
  border-radius: 16px;
  border: 1px solid var(--border-color);
  padding: 14px 18px;
  min-height: 104px;
}

.stat-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #5a7183;
  margin-bottom: 8px;
}

.stat-value {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 800;
  color: var(--dark-navy);
}

.board-grid {
  grid-template-columns: 1fr 1fr;
  margin-bottom: 18px;
}

.lane {
  min-height: 320px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  overflow: hidden;
}

.lane-header {
  padding: 16px 18px;
  border-bottom: 1px solid rgba(207, 224, 232, 0.9);
  background: rgba(227, 242, 242, 0.75);
}

.lane-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--dark-navy);
}

.lane-copy {
  margin-top: 6px;
  font-size: 13px;
  color: #5a7183;
}

.lane-body {
  padding: 16px;
  display: grid;
  gap: 14px;
}

.answered-toggle-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  cursor: pointer;
  width: fit-content;
}

.answered-toggle-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--rich-teal);
  cursor: pointer;
  flex-shrink: 0;
}

.answered-toggle-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--rich-teal);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  user-select: none;
}

.question-card {
  border-radius: 16px;
  border: 1px solid rgba(207, 224, 232, 0.98);
  background: linear-gradient(180deg, #ffffff 0%, #f6fbfc 100%);
  padding: 16px;
  box-shadow: 0 10px 20px rgba(3, 66, 70, 0.05);
  margin-bottom: 2px;
}

.question-card.stage-card {
  border-color: rgba(26, 107, 107, 0.3);
  box-shadow: 0 14px 24px rgba(26, 107, 107, 0.12);
}

.question-card.is-answered {
  opacity: 0.45;
  border-color: rgba(207, 224, 232, 0.5);
  box-shadow: none;
  background: #f4f8f8;
}

.card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.card-badge {
  padding: 8px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(26, 107, 107, 0.12);
  color: var(--rich-teal);
}

.card-time {
  font-size: 12px;
  color: #627788;
}

.card-question {
  font-size: 18px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--dark-navy);
  margin-bottom: 12px;
}

.card-meta {
  margin-bottom: 14px;
  font-size: 13px;
  color: #5a7183;
}

.empty-state {
  padding: 24px;
  border: 2px dashed rgba(207, 224, 232, 0.9);
  border-radius: 16px;
  text-align: center;
  color: #5a7183;
  background: rgba(255, 255, 255, 0.5);
}

.session-toolbar {
  display: grid;
  grid-template-columns: 1.15fr 1fr 1fr auto auto auto;
  gap: 12px;
  align-items: end;
  margin-bottom: 18px;
}

.qr-layout {
  display: grid;
  grid-template-columns: minmax(300px, 400px) 1fr;
  gap: 16px;
  margin-bottom: 18px;
  align-items: stretch;
}

.session-links-panel {
  display: flex;
  flex-direction: column;
}

.session-links-grid {
  display: grid;
  gap: 10px;
}

.qr-panel {
  padding: 18px;
}

.qr-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.qr-preview-wrap {
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, rgba(227, 242, 242, 0.62) 0%, rgba(255, 255, 255, 0.95) 100%);
  border-radius: 18px;
  border: 1px solid var(--border-color);
  min-height: 300px;
  margin-bottom: 14px;
  padding: 16px;
}

.qr-preview {
  width: min(100%, 280px);
  aspect-ratio: 1;
  object-fit: contain;
  display: block;
}

.compact-grid {
  gap: 10px;
}

.compact-lede {
  margin: 0;
  font-size: 14px;
}

.url-actions-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  align-items: end;
}

.url-inline-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

.url-display {
  min-width: 0;
  width: 100%;
  height: 42px;
  padding: 0 14px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.92);
  color: var(--dark-navy);
  font: inherit;
  font-size: 14px;
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}

.url-display:hover {
  border-color: rgba(26, 107, 107, 0.45);
  background: #fff;
}

.url-display:focus-visible {
  outline: 2px solid rgba(42, 136, 136, 0.28);
  outline-offset: 2px;
}

.single-row-actions {
  margin-top: -2px;
}

.presenter-shell {
  max-width: 1500px;
  margin: 0 auto;
  display: grid;
  gap: 18px;
}

.presenter-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 18px 20px;
  border-radius: 20px;
  background: var(--presenter-surface);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(14px);
}

.presenter-title {
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 800;
}

.presenter-subtitle {
  margin-top: 6px;
  font-size: 14px;
  color: var(--presenter-muted);
}

.control-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.presenter-controls .button {
  padding: 8px 12px;
  border-radius: 10px;
  font-size: 14px;
}

.presenter-stage {
  display: grid;
  gap: 16px;
}

.presenter-card {
  border-radius: 26px;
  background: var(--presenter-surface);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 26px;
  backdrop-filter: blur(10px);
}

.presenter-card-main {
  font-size: calc(2rem * var(--presenter-scale));
  line-height: 1.2;
  font-weight: 600;
  color: var(--presenter-text);
}

.presenter-card-meta {
  margin-top: 16px;
  font-size: calc(0.85rem * var(--presenter-scale));
  color: var(--presenter-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.presenter-empty {
  min-height: 48vh;
  display: grid;
  place-items: center;
  text-align: center;
}

.presenter-empty-copy {
  max-width: 640px;
  padding: 30px;
  border-radius: 24px;
  background: var(--presenter-surface);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(10px);
}

.presenter-empty-title {
  font-size: clamp(32px, 5vw, 60px);
  font-weight: 800;
}

.presenter-empty-subtitle {
  margin-top: 12px;
  font-size: clamp(18px, 2vw, 26px);
  color: var(--presenter-muted);
}

.muted {
  color: #5a7183;
}

/* Timezone picker modal */
.tz-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(7, 41, 45, 0.55);
  backdrop-filter: blur(4px);
}

.tz-modal[hidden] {
  display: none;
}

.tz-modal-card {
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.24);
  padding: 32px;
  max-width: 440px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tz-modal-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--dark-navy);
  margin: 0;
}

.tz-modal-body {
  font-size: 14px;
  color: #5a7183;
  margin: 0;
}

@media (max-width: 980px) {
  .board-grid,
  .session-toolbar,
  .qr-layout,
  .url-actions-grid {
    grid-template-columns: 1fr;
  }

  body[data-page='admin'] .panel-header {
    grid-template-columns: 1fr;
    row-gap: 12px;
    align-items: flex-start;
  }
}

@media (max-width: 760px) {
  body[data-page='admin'] {
    padding: 14px;
  }

  .question-layout .panel-header {
    padding: 14px;
    flex-direction: column;
    align-items: flex-start;
  }

  .question-layout .chip-row {
    margin-left: 0;
    width: 100%;
  }

  .question-layout .chip {
    max-width: 100%;
  }

  .panel-header,
  .panel-body {
    padding: 18px;
  }

  .card-question {
    font-size: 16px;
  }
}