:root {
  --paper: #d9c7a5;
  --paper-light: #efe1c3;
  --paper-shadow: #a78a62;
  --ink: #1f2024;
  --muted: #564c41;
  --accent: #c58f4b;
  --accent-soft: rgba(197, 143, 75, 0.18);
  --teal: #21353d;
  --teal-soft: rgba(33, 53, 61, 0.28);
  --wine: #643436;
  --line: rgba(26, 25, 24, 0.16);
  --shadow: rgba(8, 11, 15, 0.38);
  --font-display: "Baskerville Old Face", "Palatino Linotype", "Book Antiqua", "Times New Roman", serif;
  --font-body: "Cormorant Garamond", "STSong", "Songti SC", "SimSun", "Times New Roman", serif;
  --font-ui: "Segoe UI", "Noto Sans SC", "Microsoft YaHei UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: only light;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(circle at top left, rgba(33, 53, 61, 0.55), transparent 34%),
    radial-gradient(circle at 85% 15%, rgba(100, 52, 54, 0.4), transparent 25%),
    linear-gradient(145deg, #31444b 0%, #1a2730 38%, #0e1419 100%);
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
}

body::before {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 0, rgba(255, 255, 255, 0) 18%, rgba(255, 255, 255, 0.02) 44%, rgba(255, 255, 255, 0) 72%, rgba(255, 255, 255, 0.02) 100%);
  opacity: 0.38;
  mix-blend-mode: screen;
}

body::after {
  background:
    radial-gradient(circle at center, transparent 40%, rgba(0, 0, 0, 0.24) 100%);
}

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.16;
  mix-blend-mode: soft-light;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.58) 0 0.7px, transparent 0.8px),
    radial-gradient(circle at 80% 60%, rgba(0, 0, 0, 0.88) 0 0.7px, transparent 0.9px),
    radial-gradient(circle at 50% 40%, rgba(255, 255, 255, 0.42) 0 0.5px, transparent 0.7px);
  background-size: 18px 18px, 21px 21px, 15px 15px;
  animation: grain-shift 12s steps(10) infinite;
}

.app-shell {
  position: relative;
  width: min(1180px, calc(100% - 32px));
  margin: 36px auto 52px;
}

.screen[hidden] {
  display: none;
}

.paper-frame {
  position: relative;
  padding: clamp(24px, 4vw, 44px);
  background:
    linear-gradient(180deg, rgba(248, 239, 219, 0.96), rgba(213, 194, 158, 0.94)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0));
  border: 1px solid rgba(255, 245, 223, 0.2);
  box-shadow:
    0 25px 60px rgba(0, 0, 0, 0.34),
    inset 0 1px 0 rgba(255, 255, 255, 0.42),
    inset 0 -18px 30px rgba(96, 69, 37, 0.08);
  overflow: hidden;
  isolation: isolate;
}

.paper-frame::before,
.paper-frame::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.paper-frame::before {
  inset: 12px;
  border: 1px solid rgba(52, 46, 41, 0.16);
  clip-path: polygon(0 18px, 18px 0, calc(100% - 18px) 0, 100% 18px, 100% calc(100% - 18px), calc(100% - 18px) 100%, 18px 100%, 0 calc(100% - 18px));
}

.paper-frame::after {
  inset: 0;
  background:
    radial-gradient(circle at 10% 15%, rgba(255, 255, 255, 0.45), transparent 24%),
    radial-gradient(circle at 92% 20%, rgba(197, 143, 75, 0.18), transparent 18%),
    radial-gradient(circle at 45% 100%, rgba(33, 53, 61, 0.12), transparent 22%);
  opacity: 0.8;
}

.eyebrow,
.meta-label,
.question-index,
.footer-note,
.language-prompt,
.classification-label,
.progress-meta,
.era-badge {
  font-family: var(--font-ui);
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.eyebrow,
.meta-label,
.question-index,
.language-prompt,
.classification-label,
.progress-meta,
.footer-note {
  color: var(--muted);
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 0.72rem;
}

h1,
h2,
h3,
.type-code,
.type-alias,
.loading-ring span {
  font-family: var(--font-display);
}

h1,
.section-title {
  position: relative;
  z-index: 1;
  margin: 0;
  line-height: 1.05;
  letter-spacing: 0.04em;
}

h1 {
  max-width: 14ch;
  min-height: 2.12em;
  font-size: clamp(2.6rem, 5vw, 4.7rem);
}

.typewriter-title::after {
  content: "";
  display: inline-block;
  width: 0.08em;
  height: 0.86em;
  margin-left: 0.08em;
  background: currentColor;
  transform: translateY(0.08em);
  animation: caret-blink 820ms steps(1) infinite;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.lead,
.caption,
.question-prompt,
.choice-copy,
.type-summary,
.type-quote,
#groupName,
#characterName,
.translation-note,
.loading-text,
.loading-subtext {
  position: relative;
  z-index: 1;
  line-height: 1.7;
}

.lead {
  max-width: 60ch;
  margin: 22px 0 18px;
  font-size: 1.06rem;
  color: rgba(31, 32, 36, 0.88);
}

.footer-note {
  margin: 22px 0 0;
  font-size: 0.78rem;
}

.intro-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: clamp(24px, 4vw, 42px);
  align-items: center;
}

.intro-copy,
.intro-visual {
  min-width: 0;
}

.intro-visual {
  position: relative;
  min-height: 520px;
  display: grid;
  place-items: center;
}

.intro-visual::before {
  content: "";
  position: absolute;
  inset: 8% 12%;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(255, 244, 222, 0.52), transparent 64%),
    radial-gradient(circle at center, rgba(33, 53, 61, 0.16), transparent 72%);
  filter: blur(4px);
}

.era-badge {
  position: absolute;
  top: 10px;
  right: 6px;
  padding: 10px 14px;
  font-size: 0.72rem;
  color: rgba(255, 244, 224, 0.92);
  background: linear-gradient(135deg, rgba(21, 34, 40, 0.88), rgba(49, 69, 77, 0.74));
  border: 1px solid rgba(245, 227, 197, 0.2);
  border-radius: 999px;
  box-shadow: 0 12px 20px rgba(0, 0, 0, 0.16);
}

.intro-emblem {
  width: min(420px, 88%);
  height: auto;
  filter: drop-shadow(0 20px 22px rgba(0, 0, 0, 0.24));
  animation: drift 8.8s ease-in-out infinite;
}

.intro-emblem .rotor {
  transform-origin: center;
  animation: spin 22s linear infinite;
}

.caption {
  max-width: 30ch;
  margin: 18px auto 0;
  font-size: 0.98rem;
  text-align: center;
  color: rgba(31, 32, 36, 0.78);
}

.language-prompt {
  margin: 22px 0 14px;
  font-size: 0.72rem;
}

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

.language-button,
.choice-card,
.restart-button {
  appearance: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease;
}

.language-button {
  position: relative;
  padding: 16px 18px;
  text-align: left;
  background:
    linear-gradient(180deg, rgba(250, 244, 230, 0.84), rgba(221, 206, 172, 0.92));
  border-color: rgba(50, 45, 39, 0.12);
  color: var(--ink);
  overflow: hidden;
}

.language-button::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(197, 143, 75, 0.18), transparent 46%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 48%);
  opacity: 0;
  transition: opacity 180ms ease;
}

.language-button:hover,
.language-button:focus-visible,
.choice-card:hover,
.choice-card:focus-visible,
.restart-button:hover,
.restart-button:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(100, 52, 54, 0.38);
  box-shadow: 0 18px 26px rgba(30, 23, 16, 0.14);
}

.language-button:hover::before,
.language-button:focus-visible::before {
  opacity: 1;
}

.language-button.is-active {
  border-color: rgba(197, 143, 75, 0.72);
  box-shadow:
    0 18px 26px rgba(30, 23, 16, 0.14),
    inset 0 0 0 1px rgba(255, 248, 234, 0.34);
}

.language-native {
  display: block;
  font-size: 1.06rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.language-meta {
  display: block;
  margin-top: 6px;
  font-family: var(--font-ui);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: rgba(31, 32, 36, 0.56);
}

.screen-head,
.result-head {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
}

.progress-card {
  width: min(360px, 100%);
  padding: 16px 18px;
  background: rgba(255, 249, 239, 0.52);
  border: 1px solid rgba(50, 45, 39, 0.1);
}

.progress-meta {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  font-size: 0.7rem;
}

.progress-bar {
  margin-top: 14px;
  height: 8px;
  background: rgba(33, 53, 61, 0.14);
  overflow: hidden;
}

.progress-bar span {
  display: block;
  width: 8.34%;
  height: 100%;
  background: linear-gradient(90deg, var(--wine), var(--accent));
  box-shadow: 0 0 18px rgba(197, 143, 75, 0.35);
}

.translation-note {
  margin: 18px 0 0;
  padding: 10px 14px;
  font-family: var(--font-ui);
  font-size: 0.84rem;
  color: rgba(31, 32, 36, 0.74);
  background: rgba(255, 248, 232, 0.46);
  border-left: 3px solid rgba(197, 143, 75, 0.7);
}

.question-card {
  margin-top: 24px;
  padding: clamp(24px, 4vw, 36px);
  background:
    linear-gradient(160deg, rgba(250, 242, 226, 0.88), rgba(225, 210, 179, 0.92));
  border: 1px solid rgba(34, 32, 28, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.24);
  min-height: 220px;
}

.question-index {
  margin: 0 0 14px;
  font-size: 0.72rem;
}

.question-prompt {
  min-height: 6.4rem;
  margin: 0;
  font-size: clamp(1.38rem, 3vw, 2.2rem);
}

.question-hint {
  margin: 20px 0 0;
  font-size: 0.96rem;
  color: rgba(31, 32, 36, 0.68);
}

.choice-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.choice-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 230px;
  padding: 24px 22px;
  text-align: left;
  background:
    linear-gradient(180deg, rgba(250, 245, 232, 0.94), rgba(221, 205, 173, 0.96));
  border-color: rgba(35, 31, 27, 0.12);
  color: var(--ink);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.choice-card::after {
  content: "";
  margin-top: auto;
  width: 72px;
  height: 2px;
  background: linear-gradient(90deg, var(--wine), transparent);
}

.choice-card.is-selected {
  border-color: rgba(197, 143, 75, 0.88);
  box-shadow:
    0 20px 30px rgba(30, 23, 16, 0.14),
    inset 0 0 0 1px rgba(255, 247, 231, 0.34);
}

.choice-card:disabled {
  cursor: default;
}

.choice-letter {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--wine);
}

.choice-copy {
  font-size: 1.08rem;
}

.loading-frame {
  min-height: min(72vh, 760px);
  display: grid;
  place-items: center;
}

.loading-core {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 18px;
  text-align: center;
}

.loading-ring {
  position: relative;
  width: 174px;
  aspect-ratio: 1;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background:
    conic-gradient(from 180deg, var(--accent) 0 var(--progress), rgba(33, 53, 61, 0.14) var(--progress) 100%);
  box-shadow:
    0 22px 34px rgba(0, 0, 0, 0.18),
    inset 0 0 25px rgba(197, 143, 75, 0.18);
}

.loading-ring::before,
.loading-ring::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.loading-ring::before {
  inset: 13px;
  background:
    radial-gradient(circle at 50% 35%, rgba(255, 244, 224, 0.9), rgba(223, 203, 165, 0.86)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0));
}

.loading-ring::after {
  inset: 29px;
  border: 1px solid rgba(33, 53, 61, 0.12);
}

.loading-ring span {
  position: relative;
  z-index: 1;
  font-size: 2.2rem;
  color: var(--teal);
}

.loading-text {
  margin: 0;
  font-size: 1.24rem;
}

.loading-subtext {
  margin: -8px 0 0;
  font-family: var(--font-ui);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(31, 32, 36, 0.54);
}

.result-frame {
  overflow: visible;
}

.restart-button {
  align-self: center;
  padding: 14px 18px;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 246, 230, 0.9);
  background: linear-gradient(135deg, rgba(33, 53, 61, 0.92), rgba(100, 52, 54, 0.82));
  border-color: rgba(255, 248, 232, 0.14);
}

.dossier-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 0.95fr) minmax(0, 1.1fr);
  gap: 20px;
  margin-top: 26px;
}

.silhouette-card,
.type-card,
.analysis-card {
  position: relative;
  padding: 24px;
  background: rgba(255, 249, 236, 0.52);
  border: 1px solid rgba(35, 31, 27, 0.1);
}

.silhouette {
  position: relative;
  min-height: 320px;
  display: grid;
  place-items: end center;
  background:
    linear-gradient(180deg, rgba(33, 53, 61, 0.08), rgba(33, 53, 61, 0.26)),
    radial-gradient(circle at 50% 28%, rgba(255, 245, 223, 0.52), transparent 38%);
  overflow: hidden;
}

.silhouette::before,
.silhouette::after {
  content: "";
  position: absolute;
}

.silhouette::before {
  width: 64%;
  height: 88%;
  bottom: -8%;
  background: linear-gradient(180deg, rgba(7, 12, 19, 0.88), rgba(14, 14, 14, 0.98));
  clip-path: polygon(48% 0%, 58% 4%, 66% 14%, 71% 28%, 69% 46%, 82% 64%, 78% 100%, 25% 100%, 18% 70%, 30% 42%, 31% 24%, 38% 9%);
  filter: drop-shadow(0 16px 14px rgba(0, 0, 0, 0.26));
}

.silhouette.has-image::before {
  display: none;
}

.silhouette::after {
  inset: 14px;
  border: 1px solid rgba(255, 245, 223, 0.16);
  z-index: 2;
}

.character-image {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  padding: 18px;
  object-fit: contain;
  object-position: center bottom;
  filter: grayscale(1) contrast(1.08) sepia(0.12);
}

.silhouette[data-group="NT"] {
  box-shadow: inset 0 0 0 1px rgba(99, 53, 55, 0.12);
}

.silhouette[data-group="NF"] {
  box-shadow: inset 0 0 0 1px rgba(67, 98, 78, 0.16);
}

.silhouette[data-group="SJ"] {
  box-shadow: inset 0 0 0 1px rgba(95, 82, 43, 0.16);
}

.silhouette[data-group="SP"] {
  box-shadow: inset 0 0 0 1px rgba(57, 73, 110, 0.16);
}

.silhouette-badge {
  display: none;
}

.persona-meta {
  margin-top: 18px;
}

.persona-meta h3 {
  margin: 8px 0 4px;
  font-size: 1.46rem;
}

#groupName {
  margin: 0;
  font-size: 0.96rem;
  color: rgba(31, 32, 36, 0.72);
}

.type-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}

.type-code {
  margin-top: 16px;
  font-size: clamp(4rem, 9vw, 6.7rem);
  letter-spacing: 0.08em;
  line-height: 0.9;
  color: var(--teal);
}

.type-alias {
  margin: 14px 0 0;
  font-size: 1.14rem;
  letter-spacing: 0.08em;
}

.type-quote {
  margin: 18px 0 0;
  font-size: 1.02rem;
  color: rgba(31, 32, 36, 0.82);
}

.type-summary {
  margin: 8px 0 0;
  font-size: 1rem;
}

.trait-grid {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.trait-card {
  padding: 14px;
  background: rgba(255, 255, 255, 0.34);
  border: 1px solid rgba(35, 31, 27, 0.08);
}

.trait-name,
.trait-numbers {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.trait-name {
  color: var(--muted);
}

.trait-line {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.trait-letter {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: rgba(31, 32, 36, 0.46);
}

.trait-letter.is-active {
  color: var(--wine);
  font-weight: 700;
}

.trait-track {
  height: 7px;
  background: rgba(33, 53, 61, 0.12);
  overflow: hidden;
}

.trait-track span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--wine), var(--accent));
}

.trait-numbers {
  margin-top: 10px;
  color: rgba(31, 32, 36, 0.58);
}

.noscript-banner {
  padding: 18px 24px;
  font-family: var(--font-ui);
  text-align: center;
  color: white;
  background: #5b1f23;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes drift {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }
}

@keyframes grain-shift {
  0% {
    transform: translate(0, 0);
  }

  25% {
    transform: translate(1.5%, -1%);
  }

  50% {
    transform: translate(-1%, 1.25%);
  }

  75% {
    transform: translate(1%, 1%);
  }

  100% {
    transform: translate(0, 0);
  }
}

@keyframes caret-blink {
  0%,
  45% {
    opacity: 1;
  }

  46%,
  100% {
    opacity: 0;
  }
}

@media (max-width: 980px) {
  .intro-grid,
  .dossier-grid {
    grid-template-columns: 1fr;
  }

  .intro-visual {
    min-height: 380px;
  }

  .screen-head,
  .result-head {
    flex-direction: column;
  }

  .progress-card {
    width: 100%;
  }
}

@media (max-width: 720px) {
  .app-shell {
    width: min(100%, calc(100% - 20px));
    margin-top: 18px;
  }

  .paper-frame {
    padding: 18px;
  }

  h1 {
    max-width: none;
  }

  .language-grid,
  .choice-grid {
    grid-template-columns: 1fr;
  }

  .question-card,
  .choice-card,
  .silhouette-card,
  .type-card,
  .analysis-card {
    padding: 18px;
  }

  .question-prompt {
    min-height: 8.4rem;
  }

  .choice-card {
    min-height: 0;
  }

  .type-code {
    font-size: 3.6rem;
  }

  .loading-ring {
    width: 144px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}