/* =========================================================
   MBTI 人格速测 · 15 题
   编辑式版式 / 纸张质感 / 单一强调色（随人格分组变化）
   ========================================================= */

:root {
  --paper: #fbf8f1;
  --paper-2: #f5f0e6;
  --bg: #f2eee6;
  --ink: #1c1b20;
  --ink-soft: #32313a;
  --muted: #716b61;
  --muted-2: #9a9388;
  --line: rgba(28, 27, 32, 0.14);
  --line-strong: rgba(28, 27, 32, 0.28);
  --accent: #d9553f;
  --accent-deep: #a83a28;
  --accent-soft: #f7e2dc;
  --accent-rgb: 217, 85, 63;
  --serif: "Songti SC", "Noto Serif CJK SC", "Noto Serif SC", "STSong", "SimSun", Georgia, serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Segoe UI", system-ui, sans-serif;
  --mono: "SFMono-Regular", "Cascadia Mono", "JetBrains Mono", Consolas, "Liberation Mono", monospace;
  --shadow-sm: 0 2px 0 rgba(28, 27, 32, 0.05), 0 12px 28px -20px rgba(28, 27, 32, 0.35);
  --shadow-card: 0 1px 0 rgba(28, 27, 32, 0.04), 14px 16px 0 rgba(28, 27, 32, 0.045);
  --radius: 18px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

body[data-group="NT"] { --accent: #4256a8; --accent-deep: #2c3c7e; --accent-soft: #e4e8f6; --accent-rgb: 66, 86, 168; }
body[data-group="NF"] { --accent: #2e8b74; --accent-deep: #206452; --accent-soft: #e0f0ea; --accent-rgb: 46, 139, 116; }
body[data-group="SJ"] { --accent: #b0761f; --accent-deep: #855713; --accent-soft: #f5ead6; --accent-rgb: 176, 118, 31; }
body[data-group="SP"] { --accent: #c94f3c; --accent-deep: #9d3929; --accent-soft: #f8e3de; --accent-rgb: 201, 79, 60; }

*,
*::before,
*::after { box-sizing: border-box; }

[hidden] { display: none !important; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  background:
    radial-gradient(1100px 560px at 88% -8%, rgba(var(--accent-rgb), 0.13), transparent 62%),
    radial-gradient(900px 520px at -12% 104%, rgba(66, 86, 168, 0.09), transparent 60%),
    var(--bg);
  transition: background 0.6s ease;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.is-locked { overflow: hidden; }

::selection {
  background: rgba(var(--accent-rgb), 0.24);
}

a { color: inherit; }

button {
  font: inherit;
  color: inherit;
}

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

ul { padding: 0; list-style: none; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* 纸张颗粒 */
.grain {
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
  opacity: 0.32;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='0.3'/%3E%3C/svg%3E");
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 骨架 ---------- */
.app {
  width: min(1120px, calc(100% - 48px));
  margin-inline: auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 2px 18px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  text-decoration: none;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  align-self: center;
  transition: background 0.4s ease;
}

.brand-name { font-weight: 700; letter-spacing: 0.2em; }

.brand-slash { color: var(--muted-2); font-weight: 400; }

.brand-sub { color: var(--muted); letter-spacing: 0.14em; }

.topbar-meta {
  display: flex;
  gap: 8px;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.topbar-meta .sep { color: var(--muted-2); }

.screen {
  flex: 1;
  padding-block: clamp(32px, 6vh, 64px) 48px;
}

.screen[hidden] { display: none; }

.screen.is-active { animation: screen-in 0.55s var(--ease) both; }

@keyframes screen-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- 通用文字 ---------- */
.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.eyebrow-line {
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--accent);
}

.fineprint {
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted-2);
}

/* ---------- 按钮 ---------- */
.btn {
  --btn-bg: transparent;
  --btn-fg: var(--ink);
  --btn-border: var(--line-strong);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 50px;
  padding: 13px 26px;
  border: 1px solid var(--btn-border);
  border-radius: 14px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn:active { transform: translateY(0); }

.btn-primary {
  --btn-bg: var(--ink);
  --btn-fg: var(--paper);
  --btn-border: var(--ink);
  box-shadow: 5px 5px 0 rgba(var(--accent-rgb), 0.85);
}

.btn-primary:hover {
  --btn-bg: var(--accent);
  --btn-border: var(--accent);
  box-shadow: 7px 7px 0 rgba(28, 27, 32, 0.14);
}

.btn-ghost {
  --btn-bg: rgba(255, 253, 247, 0.5);
  border-color: var(--line-strong);
}

.btn-ghost:hover {
  --btn-bg: var(--paper);
  border-color: var(--ink);
  box-shadow: var(--shadow-sm);
}

.btn-arrow {
  font-family: var(--sans);
  transition: transform 0.25s var(--ease);
}

.btn:hover .btn-arrow { transform: translateX(4px); }

.btn-primary:hover .btn-arrow { transform: translateX(4px) rotate(-8deg); }

.link-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 2px;
  border: 0;
  background: none;
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  transition: color 0.2s ease;
}

.link-btn:hover:not(:disabled) { color: var(--ink); }

.link-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* =========================================================
   卡密解锁页
   ========================================================= */
.screen-gate {
  display: flex;
  align-items: center;
  justify-content: center;
}

.gate-card {
  width: min(460px, 100%);
  padding: clamp(28px, 5vw, 44px);
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.gate-title {
  margin: 16px 0 10px;
  font-family: var(--serif);
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  font-weight: 700;
  line-height: 1.3;
}

.gate-lede {
  margin-bottom: 26px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.gate-form { display: grid; gap: 12px; }

.code-input {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: #fffdf8;
  font-family: var(--mono);
  font-size: 18px;
  letter-spacing: 0.14em;
  text-align: center;
  color: var(--ink);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.code-input::placeholder {
  color: var(--muted-2);
  letter-spacing: 0.1em;
}

.code-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.14);
}

.code-input.is-error {
  border-color: #c0392b;
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.12);
}

.gate-error {
  font-size: 12.5px;
  color: #c0392b;
  text-align: center;
}

.gate-error[hidden] { display: none; }

.gate-submit { width: 100%; margin-top: 4px; }

.gate-buy {
  display: inline-block;
  margin-top: 18px;
  font-size: 13px;
  color: var(--accent-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.gate-buy:hover { border-bottom-color: var(--accent-deep); }

.gate-buy[hidden] { display: none; }

.gate-note { margin-top: 14px; }

/* =========================================================
   首屏
   ========================================================= */
.screen-intro {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: clamp(40px, 7vw, 90px);
  align-items: center;
}

.intro-copy { max-width: 620px; }

.intro-copy h1 {
  margin: 26px 0 22px;
  font-family: var(--serif);
  font-size: clamp(2.8rem, 6vw, 4.9rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.intro-copy h1 em {
  position: relative;
  display: inline-block;
  font-style: normal;
  color: var(--accent);
  box-shadow: inset 0 -0.16em 0 rgba(var(--accent-rgb), 0.16);
}

.lede {
  margin-bottom: 30px;
  color: var(--muted);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
}

.intro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.intro-actions .btn-primary { min-width: 190px; }

.intro-copy .fineprint { max-width: 440px; }

.intro-aside {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 18px;
}

.poster {
  position: relative;
  width: min(100%, 380px);
  padding: 22px 26px 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.55), transparent 34%),
    var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  box-shadow: 16px 20px 0 rgba(28, 27, 32, 0.05), var(--shadow-sm);
  transform: rotate(1.6deg);
}

.poster::before {
  content: "";
  position: absolute;
  top: -11px;
  right: 34px;
  width: 70px;
  height: 22px;
  background: rgba(28, 27, 32, 0.07);
  border-left: 1px solid rgba(28, 27, 32, 0.06);
  border-right: 1px solid rgba(28, 27, 32, 0.06);
  transform: rotate(-3deg);
  backdrop-filter: blur(1px);
}

.poster-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.poster-number {
  margin-top: 18px;
  font-family: Georgia, "Times New Roman", var(--serif);
  font-size: clamp(5.4rem, 9vw, 7.4rem);
  line-height: 0.82;
  letter-spacing: -0.05em;
  color: var(--ink);
}

.poster-number span {
  margin-left: 6px;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--muted);
  vertical-align: top;
}

.poster-caption {
  margin: 18px 0 20px;
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.poster-axes {
  display: grid;
  gap: 9px;
  padding: 16px 0;
  border-top: 1px dashed var(--line);
  border-bottom: 1px dashed var(--line);
}

.axis-row {
  display: grid;
  grid-template-columns: 1fr 42px 1fr;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--muted);
}

.axis-row span:last-child { text-align: right; }

.axis-row b {
  color: var(--ink);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
}

.axis-row i {
  position: relative;
  height: 1px;
  background: var(--line-strong);
}

.axis-row i::before,
.axis-row i::after {
  content: "";
  position: absolute;
  top: -2px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--muted-2);
}

.axis-row i::before { left: 0; }
.axis-row i::after { right: 0; background: var(--accent); }

.poster-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 16px;
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.stamp {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border: 1px dashed var(--accent);
  border-radius: 50%;
  color: var(--accent);
  font-size: 8.5px;
  transform: rotate(-13deg);
}

.poster-note {
  width: min(100%, 380px);
  text-align: right;
  font-family: var(--serif);
  font-size: 12.5px;
  color: var(--muted-2);
}

.intro-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: clamp(44px, 8vh, 80px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.intro-stats li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 18px 6px;
}

.intro-stats li + li { border-left: 1px solid var(--line); padding-left: 22px; }

.intro-stats strong {
  font-family: Georgia, "Times New Roman", var(--serif);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 500;
  line-height: 1;
}

.intro-stats span {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* =========================================================
   答题
   ========================================================= */
.screen-quiz {
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: min(880px, 100%);
  margin-inline: auto;
}

.quiz-progress { margin-bottom: clamp(26px, 5vh, 46px); }

.quiz-meta {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}

.quiz-count {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--mono);
}

.quiz-count #q-index {
  font-size: 22px;
  font-weight: 600;
  line-height: 1;
}

.quiz-total {
  font-size: 11px;
  color: var(--muted-2);
  letter-spacing: 0.08em;
}

.quiz-dim {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-transform: uppercase;
}

/* 当前题组名称，位于进度条上方 */
.quiz-set {
  padding: 3px 10px;
  border: 1px solid rgba(var(--accent-rgb), 0.4);
  border-radius: 99px;
  background: rgba(var(--accent-rgb), 0.07);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--accent-deep);
  white-space: nowrap;
}

.progress-track {
  height: 3px;
  background: var(--line);
  border-radius: 99px;
  overflow: hidden;
}

.progress-fill {
  width: 6.67%;
  height: 100%;
  background: var(--accent);
  border-radius: inherit;
  transition: width 0.45s var(--ease), background 0.4s ease;
}

.question-card {
  padding: clamp(26px, 5vw, 46px);
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.question-card.is-entering { animation: question-in 0.45s var(--ease) both; }

@keyframes question-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.q-kicker {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--muted-2);
  text-transform: uppercase;
}

.question-text {
  max-width: 22ch;
  margin: 18px 0 clamp(26px, 4vh, 38px);
  font-family: var(--serif);
  font-size: clamp(1.55rem, 3.6vw, 2.3rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.option {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 22px;
  min-height: 132px;
  padding: 20px;
  text-align: left;
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 14px;
  cursor: pointer;
  transition: transform 0.25s var(--ease), border-color 0.25s ease, box-shadow 0.25s var(--ease), background 0.25s ease;
}

.option:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  box-shadow: 0 10px 24px -18px rgba(var(--accent-rgb), 0.8), 0 2px 0 rgba(var(--accent-rgb), 0.16);
}

.option:active { transform: translateY(-1px); }

.option.is-selected {
  background: var(--accent-soft);
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.option-key {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  background: var(--paper-2);
  transition: all 0.25s ease;
}

.option.is-selected .option-key,
.option:hover .option-key {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.option-text {
  font-family: var(--serif);
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0.01em;
}

.quiz-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 22px;
}

.kbd-hint {
  font-size: 11px;
  color: var(--muted-2);
  letter-spacing: 0.02em;
}

.touch-hint {
  display: none;
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--muted-2);
}

kbd {
  display: inline-block;
  min-width: 20px;
  margin: 0 1px;
  padding: 1px 5px;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 5px;
  background: rgba(255, 253, 247, 0.7);
  font-family: var(--mono);
  font-size: 10px;
  text-align: center;
  color: var(--muted);
}

/* =========================================================
   结果
   ========================================================= */
.screen-result { width: min(980px, 100%); margin-inline: auto; }

.result-hero {
  padding-bottom: clamp(32px, 5vh, 48px);
  border-bottom: 1px solid var(--line);
}

.result-code {
  margin: 14px 0 6px;
  font-family: Georgia, "Times New Roman", var(--serif);
  font-size: clamp(4.6rem, 13vw, 8.4rem);
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: 0.02em;
  color: var(--accent);
}

/* 结果标题仅用于聚焦定位，不显示焦点框 */
.result-code:focus { outline: none; }

.result-code span {
  display: inline-block;
  animation: letter-rise 0.65s var(--ease) both;
}

@keyframes letter-rise {
  from { opacity: 0; transform: translateY(22px) rotate(2deg); }
  to { opacity: 1; transform: translateY(0) rotate(0); }
}

.result-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 18px;
  margin-bottom: 18px;
}

.result-name {
  font-family: var(--serif);
  font-size: clamp(1.65rem, 3vw, 2.15rem);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.result-tagline {
  font-family: var(--serif);
  font-size: clamp(0.98rem, 1.7vw, 1.12rem);
  color: var(--muted);
}

.result-tagline::before {
  content: "“";
  margin-right: 2px;
  color: var(--accent);
}

.result-tagline::after {
  content: "”";
  margin-left: 2px;
  color: var(--accent);
}

.result-summary {
  max-width: 62ch;
  margin-bottom: 22px;
  color: var(--ink-soft);
  font-size: 15.5px;
  line-height: 1.9;
}

.trait-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.trait-chips li {
  padding: 5px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 99px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  background: rgba(255, 253, 247, 0.6);
}

.trait-chips li::before {
  content: "#";
  margin-right: 3px;
  color: var(--accent);
  font-family: var(--mono);
}

.panel {
  padding: clamp(22px, 3.5vw, 32px);
  background: rgba(251, 248, 241, 0.66);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.panel-dims { margin-top: clamp(28px, 4vh, 40px); }

.panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.panel-head h3 {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.panel-head p {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.12em;
  color: var(--muted-2);
  text-transform: uppercase;
}

.dim-list { display: grid; gap: 22px; }

.dim-row-head {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 8px;
  font-size: 13px;
}

.dim-pole {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  color: var(--muted-2);
  transition: color 0.3s ease;
}

.dim-pole:last-child {
  justify-content: flex-end;
  text-align: right;
}

.dim-pole b {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
}

.dim-pole em {
  margin-left: 4px;
  font-family: var(--mono);
  font-size: 11px;
  font-style: normal;
  letter-spacing: 0.02em;
}

.dim-pole.is-winner { color: var(--ink); }

.dim-pole.is-winner b { color: var(--accent); }

.dim-pole.is-winner em { color: var(--accent); }

.dim-label {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.12em;
  color: var(--muted-2);
  text-align: center;
  text-transform: uppercase;
}

.dim-track {
  position: relative;
  height: 8px;
  border-radius: 99px;
  background: var(--line);
  overflow: hidden;
}

.dim-track::after {
  content: "";
  position: absolute;
  top: -2px;
  bottom: -2px;
  left: 50%;
  width: 1px;
  background: rgba(28, 27, 32, 0.18);
}

.dim-fill {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(var(--accent-rgb), 0.55), var(--accent));
  transition: width 0.9s var(--ease);
}

/* 当偏好落在右端时，从右侧填充，视觉方向与文字一致 */
.dim-row.is-second .dim-fill {
  margin-left: auto;
  background: linear-gradient(270deg, rgba(var(--accent-rgb), 0.55), var(--accent));
}

.result-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 18px;
}

.detail-list { display: grid; gap: 12px; }

.detail-list li {
  position: relative;
  padding-left: 24px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.detail-list li::before {
  position: absolute;
  left: 0;
  top: 0.12em;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
}

.detail-strengths li::before { content: "✓"; }

.detail-growth li::before { content: "→"; }

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(28px, 4vh, 40px);
}

.result-note { margin-top: 20px; }

/* =========================================================
   16 型图鉴
   ========================================================= */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
}

.modal[hidden] { display: none; }

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(24, 23, 28, 0.42);
  backdrop-filter: blur(5px);
  animation: fade-in 0.3s ease both;
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-panel {
  position: relative;
  z-index: 1;
  width: min(960px, 100%);
  max-height: min(84vh, 900px);
  overflow: auto;
  padding: clamp(24px, 4vw, 40px);
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: 22px;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.4);
  animation: modal-in 0.4s var(--ease) both;
}

@keyframes modal-in {
  from { opacity: 0; transform: translateY(18px) scale(0.985); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 22px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.modal-head .eyebrow { margin-bottom: 6px; }

.modal-head h2 {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  line-height: 1.2;
}

.icon-btn {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: transparent;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.icon-btn:hover { background: var(--accent-soft); transform: rotate(90deg); }

.type-gallery { display: grid; gap: 30px; }

.type-group-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 12px;
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 700;
}

.type-group-title span {
  padding: 2px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.type-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.type-card {
  padding: 14px;
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 12px;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.type-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-sm);
}

.type-card.is-current {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.type-card strong {
  display: block;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.type-card .type-card-name {
  display: block;
  margin-top: 2px;
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 600;
}

.type-card .type-card-tag {
  display: block;
  margin-top: 6px;
  font-size: 10.5px;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 34px;
  z-index: 200;
  padding: 11px 20px;
  border-radius: 99px;
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  letter-spacing: 0.02em;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 12px);
  transition: opacity 0.25s ease, transform 0.25s var(--ease);
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ---------- 页脚 ---------- */
.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 2px 26px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.12em;
  color: var(--muted-2);
  text-transform: uppercase;
}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width: 900px) {
  .intro-grid { grid-template-columns: 1fr; gap: 44px; }
  .intro-aside { display: none; }
  .intro-copy { max-width: 100%; }
  .intro-stats { margin-top: 48px; }
  .result-cols { grid-template-columns: 1fr; }
  .type-cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .app { width: calc(100% - 32px); }

  .topbar { padding-top: 18px; }
  .topbar-meta { display: none; }

  .screen { padding-block: 26px 36px; }

  .intro-copy h1 { margin: 20px 0 18px; font-size: clamp(2.3rem, 10.5vw, 3.1rem); }

  .intro-actions { flex-direction: column; align-items: stretch; }
  .intro-actions .btn { width: 100%; }

  .intro-stats { grid-template-columns: 1fr 1fr; }
  .intro-stats li { padding: 14px 4px; }
  .intro-stats li + li { border-left: 0; padding-left: 4px; }
  .intro-stats li:nth-child(even) { border-left: 1px solid var(--line); padding-left: 18px; }
  .intro-stats li:nth-child(n+3) { border-top: 1px solid var(--line); }

  .question-card { padding: 24px 20px 22px; }
  .options { grid-template-columns: 1fr; }
  .option { min-height: 86px; flex-direction: row; align-items: center; justify-content: flex-start; gap: 14px; padding: 16px; }
  .option-text { font-size: 1.02rem; }

  .quiz-foot { margin-top: 16px; }
  .kbd-hint { display: none; }
  .touch-hint { display: block; }

  .result-code { font-size: clamp(4rem, 24vw, 6rem); }
  .result-title { gap: 8px; }

  .panel { padding: 20px 18px; }
  .panel-head { flex-direction: column; gap: 4px; align-items: flex-start; }

  .dim-row-head { grid-template-columns: 1fr auto 1fr; gap: 8px; font-size: 12px; }
  .dim-pole { gap: 3px; }
  .dim-pole em { margin-left: 2px; }

  .result-actions { flex-direction: column; align-items: stretch; }
  .result-actions .btn { width: 100%; }

  .modal { padding: 10px; }
  .modal-panel { max-height: 90vh; padding: 22px 18px; border-radius: 18px; }
  .type-cards { grid-template-columns: 1fr 1fr; }

  .footer { flex-direction: column; align-items: flex-start; gap: 4px; }
}

@media (max-width: 380px) {
  .type-cards { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}