:root {
  --bg: #0d1117;
  --panel: #161b22;
  --line: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --soft: #21262d;
  --accent: #58a6ff;
  --accent-strong: #79c0ff;
  --ok: #3fb950;
  --warn: #d29922;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  --radius: 14px;
  --font: "JetBrains Mono", "Fira Code", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  background: radial-gradient(circle at top left, #131b24 0, #0d1117 42%, #0a0e14 100%);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.55;
  font-size: 15px;
}

.shell {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

.screen {
  display: none;
}

.screen.active {
  display: block;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero {
  padding: 28px;
  margin-top: 8px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  right: -50px;
  top: -50px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(180deg, rgba(88, 166, 255, 0.12), rgba(88, 166, 255, 0.02));
  pointer-events: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--accent-strong);
  border: 1px solid var(--line);
  background: var(--soft);
  border-radius: 999px;
  padding: 8px 12px;
  margin-bottom: 14px;
}

h1 {
  margin: 0;
  font-size: clamp(26px, 5vw, 40px);
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.sub {
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
  max-width: 720px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 22px;
}

@media (max-width: 720px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.mini-panel {
  padding: 16px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #1a212c, #141a22);
}

.mini-panel h3 {
  margin: 0 0 10px;
  font-size: 14px;
}

.mini-panel ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

button {
  border: 0;
  cursor: pointer;
  transition: transform 0.16s ease, box-shadow 0.16s ease, opacity 0.16s ease;
  font: inherit;
}

button:hover:not(:disabled) {
  transform: translateY(-1px);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.btn-primary {
  background: var(--accent);
  color: #0d1117;
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(88, 166, 255, 0.25);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  padding: 12px 18px;
  border-radius: 10px;
  border: 1px solid var(--line);
  font-weight: 600;
}

.test-wrap {
  margin-top: 12px;
  padding: 22px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.progress {
  flex: 1;
  min-width: 200px;
  height: 8px;
  background: var(--soft);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.progress > span,
#progressBar {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--ok));
  border-radius: 999px;
  transition: width 0.25s ease;
  width: 0%;
}

.progress-label {
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}

.hint {
  color: var(--warn);
  font-size: 13px;
  margin: 0 0 18px;
}

.question {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 12px;
  background: #121820;
}

.question-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.q-index {
  font-size: 12px;
  color: var(--muted);
}

.q-meta {
  font-size: 11px;
  color: var(--accent-strong);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.question-title {
  font-size: 15px;
  margin-bottom: 12px;
  font-weight: 600;
}

.options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.opt {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.opt:hover {
  border-color: var(--accent);
  background: #0d1a26;
}

.opt input {
  margin-top: 3px;
  accent-color: var(--accent);
}

.opt-code {
  font-weight: 700;
  color: var(--accent-strong);
  font-size: 12px;
  min-width: 1.2em;
}

.opt-text {
  flex: 1;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text);
}

.test-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.result-wrap {
  padding: 22px;
  margin-top: 8px;
}

.result-layout {
  display: grid;
  gap: 18px;
}

.result-top {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 18px;
  align-items: stretch;
}

@media (max-width: 800px) {
  .result-top {
    grid-template-columns: 1fr;
  }
}

.poster-box {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  background: linear-gradient(180deg, #1a212c, #141a22);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 220px;
}

.poster-image {
  display: none;
  width: auto;
  max-width: min(100%, 220px);
  height: auto;
  max-height: 300px;
  object-fit: contain;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.poster-box.has-sprite .poster-image {
  display: block;
}

.poster-fallback {
  font-size: 72px;
  line-height: 1;
  margin-bottom: 8px;
  filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.4));
}

.poster-box.has-sprite .poster-fallback {
  display: none;
}

.poster-caption {
  margin: 0;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.type-box {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  background: linear-gradient(180deg, #161b22, #121820);
}

.type-kicker {
  font-size: 12px;
  color: var(--accent-strong);
  margin-bottom: 8px;
  letter-spacing: 0.06em;
}

.type-name {
  font-size: clamp(22px, 4vw, 32px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.match {
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 8px 12px;
  background: var(--soft);
  border: 1px solid var(--line);
  color: var(--ok);
  font-weight: 700;
  font-size: 13px;
}

.type-subname {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.analysis-box h3,
.dim-box h3,
.note-box h3,
#top3Box h3 {
  font-size: 15px;
  margin: 0 0 12px;
}

.analysis-box,
.dim-box,
.note-box,
#top3Box {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  background: linear-gradient(180deg, #161b22, #121820);
}

.analysis-box p,
.note-box p {
  margin: 0;
  color: #c9d1d9;
  font-size: 14px;
  line-height: 1.9;
  white-space: pre-wrap;
}

.dim-list {
  display: grid;
  gap: 10px;
}

.dim-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  background: #0d1117;
}

.dim-item-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.dim-item-name {
  font-size: 13px;
  font-weight: 700;
}

.dim-item-score {
  color: var(--accent-strong);
  font-weight: 800;
  font-size: 13px;
}

.dim-item p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.75;
}

.top3-list-inner {
  display: grid;
  gap: 8px;
}

.top3-item {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #0d1117;
}

.top3-sprite {
  flex-shrink: 0;
  width: 44px;
  height: 60px;
  object-fit: contain;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
}

.top3-sprite-fallback {
  flex-shrink: 0;
  width: 44px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  border-radius: 6px;
  background: var(--soft);
}

.top3-item-text {
  flex: 1;
  min-width: 0;
}

.top3-item strong {
  display: block;
  margin-bottom: 2px;
  font-size: 14px;
}

.top3-item span {
  color: var(--muted);
  font-size: 12px;
}

.top3-score {
  color: var(--ok);
  font-weight: 800;
  white-space: nowrap;
  font-size: 13px;
}

.result-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.footer-note {
  margin-top: 20px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
  text-align: center;
}

code {
  font-family: var(--font);
  font-size: 0.9em;
  background: var(--soft);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--line);
}