:root {
  --bg: #f4f1ea;
  --surface: rgba(255, 255, 255, 0.84);
  --ink: #173042;
  --muted: #587081;
  --line: rgba(23, 48, 66, 0.12);
  --accent: #0096a9;
  --accent-deep: #005f74;
  --accent-soft: #daf4f7;
  --alert: #ef6a5b;
  --shadow: 0 18px 40px rgba(23, 48, 66, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(247, 178, 103, 0.35), transparent 32%),
    radial-gradient(circle at top right, rgba(0, 150, 169, 0.22), transparent 28%),
    linear-gradient(180deg, #fcfbf7 0%, var(--bg) 52%, #efe7dc 100%);
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

.page-shell {
  width: min(1280px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 60px;
}

.narrow-shell {
  width: min(840px, calc(100% - 32px));
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.brand-chip,
.state-chip,
.mini-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(16px);
  color: var(--muted);
  font-size: 0.92rem;
}

.brand-chip strong,
.state-chip strong {
  color: var(--ink);
}

.nav-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(18px);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero {
  position: relative;
  padding: 32px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.78), rgba(255,255,255,0.88)),
    linear-gradient(120deg, rgba(0,150,169,0.16), rgba(247,178,103,0.24));
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -40px -80px auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(0,150,169,0.18), transparent 68%);
  pointer-events: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  margin-bottom: 18px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.76rem;
}

.hero-grid,
.two-col {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
  align-items: end;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 0.96;
  margin-bottom: 14px;
  max-width: 10ch;
}

.hero p {
  color: var(--muted);
  max-width: 58ch;
  line-height: 1.6;
}

.event-meta,
.metrics,
.display-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.metrics {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.meta-tile,
.metric,
.display-metric {
  padding: 16px 18px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.76);
  border: 1px solid rgba(23, 48, 66, 0.08);
}

.meta-tile span,
.metric span,
.display-metric span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
  margin-bottom: 8px;
}

.metric strong,
.display-metric h3 {
  font-size: 1.8rem;
}

.qr-panel {
  padding: 24px;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, #0b3f4f 0%, #0d5666 100%);
  color: #effeff;
}

.qr-box {
  width: 138px;
  aspect-ratio: 1;
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.qr-box span {
  border-radius: 4px;
  background: rgba(255,255,255,0.16);
}

.qr-box span.fill {
  background: #ffffff;
}

.section,
.display-panel {
  padding: 28px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
  margin-bottom: 20px;
}

.section-head p {
  color: var(--muted);
  margin-top: 8px;
  line-height: 1.55;
}

.nav-pills,
.pill-row,
.action-row,
.tabs,
.status-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.nav-pills a,
.tab-button,
.action,
.status-action,
.action-link {
  border: 0;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.nav-pills a,
.tab-button {
  padding: 12px 16px;
  border-radius: 999px;
  background: rgba(23, 48, 66, 0.06);
  color: var(--muted);
  font-weight: 700;
}

.action-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 18px;
  border-radius: 14px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 800;
}

.secondary-link {
  background: rgba(23,48,66,0.08);
  color: var(--ink);
}

.timeline,
.stack,
.poll-card,
.result-list,
.qna-list,
.admin-grid,
.admin-poll-list,
.question-admin-list,
.display-questions,
.display-chart {
  display: grid;
  gap: 14px;
}

.timeline-item,
.qna-item,
.admin-poll-item,
.question-item,
.display-question {
  display: grid;
  gap: 8px;
  padding: 18px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.78);
  border: 1px solid var(--line);
}

.timeline-item {
  grid-template-columns: 118px 1fr;
  gap: 16px;
}

.timeline-time {
  font-weight: 800;
  color: var(--accent-deep);
}

.timeline-item p,
.qna-item p,
.admin-poll-item p,
.question-item p,
.display-question p {
  color: var(--muted);
  line-height: 1.55;
}

.pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(0,150,169,0.12);
  color: var(--accent-deep);
  font-size: 0.84rem;
  font-weight: 700;
}

.poll-panel {
  padding: 20px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(0,150,169,0.08), rgba(255,255,255,0.86));
  border: 1px solid rgba(0,150,169,0.14);
}

.poll-question {
  font-size: 1.25rem;
  margin-bottom: 16px;
}

.poll-options {
  display: grid;
  gap: 12px;
}

.poll-option {
  text-align: left;
  padding: 15px 16px;
  border-radius: 16px;
  border: 1px solid rgba(23,48,66,0.12);
  background: #ffffff;
  cursor: pointer;
}

.poll-option.selected {
  border-color: var(--accent);
  background: rgba(0,150,169,0.08);
  color: var(--accent-deep);
  font-weight: 700;
}

.result-bar {
  display: grid;
  gap: 8px;
}

.result-bar header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
}

.track,
.display-track {
  height: 12px;
  border-radius: 999px;
  background: rgba(23,48,66,0.08);
  overflow: hidden;
}

.display-track {
  height: 18px;
  background: rgba(255,255,255,0.12);
}

.fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), #23bfd3);
}

.display-track .fill {
  background: linear-gradient(90deg, #f7b267, #ffd8a8);
}

.poll-response {
  margin-top: 16px;
  padding: 16px;
  border-radius: 16px;
  background: rgba(79,138,100,0.12);
  color: #275238;
  font-weight: 700;
}

.field-group {
  display: grid;
  gap: 8px;
}

label {
  font-size: 0.92rem;
  color: var(--muted);
  font-weight: 700;
}

input,
textarea,
select {
  width: 100%;
  padding: 14px 15px;
  border-radius: 14px;
  border: 1px solid rgba(23,48,66,0.14);
  background: rgba(255,255,255,0.9);
  color: var(--ink);
}

textarea {
  min-height: 126px;
  resize: vertical;
}

.action {
  padding: 14px 18px;
  border-radius: 14px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 800;
}

.action.secondary {
  background: rgba(23,48,66,0.08);
  color: var(--ink);
}

.action.warn {
  background: var(--alert);
}

.tab-button.active,
.status-action.is-active {
  background: var(--ink);
  color: #ffffff;
}

.tab-panel {
  display: none;
  padding-top: 18px;
}

.tab-panel.active {
  display: block;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-new {
  background: rgba(247,178,103,0.24);
  color: #8c4e0e;
}

.status-selected {
  background: rgba(0,150,169,0.14);
  color: var(--accent-deep);
}

.status-answered {
  background: rgba(79,138,100,0.14);
  color: #275238;
}

.status-hidden {
  background: rgba(23,48,66,0.12);
  color: var(--muted);
}

.status-action {
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(23,48,66,0.06);
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 700;
}

.display-panel {
  background:
    linear-gradient(180deg, rgba(9,33,48,0.92), rgba(13,54,73,0.98)),
    linear-gradient(120deg, rgba(0,150,169,0.14), rgba(247,178,103,0.08));
  color: #effbff;
}

.display-panel .section-head p,
.display-panel .display-question p {
  color: rgba(239, 251, 255, 0.72);
}

.centered-card {
  text-align: center;
  padding: 40px 28px;
}

.footer-note {
  color: var(--muted);
  text-align: center;
  margin-top: 18px;
  font-size: 0.92rem;
}

.empty-state {
  padding: 18px;
  border-radius: 16px;
  background: rgba(255,255,255,0.72);
  border: 1px dashed rgba(23,48,66,0.18);
  color: var(--muted);
}

@media (max-width: 1080px) {
  .hero-grid,
  .two-col {
    grid-template-columns: 1fr;
  }

  .event-meta,
  .metrics,
  .display-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .page-shell,
  .narrow-shell {
    width: min(100% - 20px, 1280px);
    padding-top: 18px;
  }

  .topbar,
  .section-head,
  .timeline-item,
  .event-meta,
  .metrics,
  .display-metrics {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: stretch;
  }

  .hero,
  .section,
  .display-panel {
    padding: 22px;
  }
}