/* ============================================================
   星辰测评 · 全站样式 v2（专业克制风）
   设计原则：留白 / 克制的单主色 / 统一间距（4-8px 基准）/
   细腻阴影 / 一致的圆角体系
   主色：#4f46e5（indigo），大面积浅色留白
   ============================================================ */

:root {
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --primary-light: #eef2ff;
  --primary-faint: #f5f7ff;
  --grad2: #8b5cf6;
  --ink: #1e293b;
  --ink-2: #475569;
  --ink-soft: #64748b;
  --line: #e7e9f0;
  --bg: #f7f8fa;
  --card: #ffffff;
  --warn: #d0452e;
  --warn-bg: #fdf2ef;
  --radius-lg: 18px;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 8px 24px rgba(15, 23, 42, .06);
  --shadow-hover: 0 2px 4px rgba(15, 23, 42, .06), 0 14px 32px rgba(15, 23, 42, .10);
  --shadow-primary: 0 8px 20px rgba(79, 70, 229, .28);
}

/* ---------- 主题：青提 ---------- */
html[data-theme="qing"] {
  --primary: #2f9e82; --primary-dark: #247f68; --primary-light: #e6f5f0; --primary-faint: #f2faf7;
  --grad2: #57b9a0;
  --shadow-primary: 0 8px 20px rgba(47, 158, 130, .26);
}

/* ---------- 主题：蜜桃 ---------- */
html[data-theme="peach"] {
  --primary: #e07a5f; --primary-dark: #c05f46; --primary-light: #fdf0ec; --primary-faint: #fef7f4;
  --grad2: #f2a35f;
  --shadow-primary: 0 8px 20px rgba(224, 122, 95, .28);
}

/* ---------- 主题：靛蓝 ---------- */
html[data-theme="ink"] {
  --primary: #3d5a80; --primary-dark: #2f4670; --primary-light: #e9eff6; --primary-faint: #f4f7fb;
  --grad2: #5d8ab5;
  --shadow-primary: 0 8px 20px rgba(61, 90, 128, .26);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
.app { max-width: 1200px; margin: 0 auto; }
.hidden { display: none !important; }

/* ============================================================
   Hero（深色精致渐变 + 光晕 + 白色胶囊 CTA）
   ============================================================ */
.hero {
  position: relative;
  text-align: center;
  padding: 78px 20px 66px;
  background: linear-gradient(135deg, #17143f 0%, #312e81 42%, #5b21b6 100%);
  overflow: hidden;
}
.hero__glow {
  position: absolute; border-radius: 50%; pointer-events: none;
  width: 520px; height: 520px; top: -220px; right: -160px;
  background: radial-gradient(circle, rgba(139, 92, 246, .55), transparent 70%);
}
.hero__glow--two {
  width: 380px; height: 380px; bottom: -170px; left: -130px;
  background: radial-gradient(circle, rgba(99, 102, 241, .5), transparent 70%);
}
.hero__brand {
  position: relative; z-index: 1;
  font-size: 42px; font-weight: 800; letter-spacing: 3px;
  color: #fff;
}
.hero__brand span {
  font-weight: 500; font-size: 26px; letter-spacing: 0;
  background: linear-gradient(120deg, #c7d2fe, #e9d5ff);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-left: 10px;
}
.hero__sub {
  position: relative; z-index: 1;
  margin-top: 14px; font-size: 15px; color: rgba(255,255,255,.82);
}
.hero__sub--two {
  margin-top: 8px; font-size: 13px; color: rgba(255,255,255,.66);
}
.hero__cta {
  position: relative; z-index: 1;
  display: inline-block; margin-top: 30px;
  padding: 14px 46px;
  background: #fff;
  color: #4f46e5; font-size: 16px; font-weight: 700;
  border-radius: 999px; text-decoration: none;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .25);
  transition: transform .18s ease, box-shadow .18s ease;
}
.hero__cta:active { transform: translateY(1px); }

/* ============================================================
   导航
   ============================================================ */
.nav {
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 100;
}
.nav__inner { max-width: 1200px; margin: 0 auto; display: flex; gap: 30px; padding: 0 20px; }
.nav__link {
  display: block; padding: 13px 2px;
  font-size: 15px; color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}
.nav__link.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

/* ============================================================
   内容区
   ============================================================ */
.main { max-width: 1200px; margin: 0 auto; padding: 36px 20px 56px; }
.section { margin-bottom: 20px; }
.section__title { font-size: 22px; font-weight: 700; text-align: center; letter-spacing: 1px; }
.section__sub { font-size: 13px; color: var(--ink-soft); text-align: center; margin-top: 6px; margin-bottom: 30px; }

.group { margin-bottom: 32px; }
.group__title {
  font-size: 17px; font-weight: 600;
  padding-left: 12px; margin-bottom: 16px;
  border-left: 3px solid var(--primary);
  border-radius: 2px;
}

/* 卡片网格（移动端两列） */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }

/* 测评卡片 */
.scale-item {
  display: block;
  --c: var(--primary);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 14px 18px;
  text-decoration: none; color: inherit;
  text-align: center;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
  animation: cardIn .45s ease both;
}
.scale-item:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--c) 35%, #fff);
  box-shadow: 0 14px 30px color-mix(in srgb, var(--c) 16%, transparent);
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}
.scale-icon {
  width: 56px; height: 56px;
  margin: 0 auto 13px;
  border-radius: 16px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--c) 16%, #fff), color-mix(in srgb, var(--c) 6%, #fff));
  border: 1px solid color-mix(in srgb, var(--c) 22%, #fff);
  display: flex; align-items: center; justify-content: center;
  font-size: 27px;
  box-shadow: inset 0 1px 0 #fff;
}
.scale-name { font-size: 15px; font-weight: 700; letter-spacing: .2px; }
.scale-desc {
  font-size: 12px; color: var(--ink-soft); margin-top: 6px;
  line-height: 1.5;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.scale-tags { display: flex; gap: 5px; margin-top: 10px; justify-content: center; flex-wrap: wrap; }
.tag {
  font-size: 11px; padding: 2px 9px; border-radius: 999px;
  background: color-mix(in srgb, var(--c, var(--primary)) 10%, #fff);
  color: color-mix(in srgb, var(--c, var(--primary)) 75%, #1e293b);
  border: 1px solid color-mix(in srgb, var(--c, var(--primary)) 18%, #fff);
}
.tag.screen { background: #fdf3ee; color: #b0611e; border-color: #fae3d7; }

.scale-tags { display: flex; gap: 5px; margin-top: 10px; justify-content: center; flex-wrap: wrap; }
.tag {
  font-size: 11px; padding: 2px 9px; border-radius: 999px;
  background: var(--primary-faint); color: var(--primary-dark);
  border: 1px solid var(--primary-light);
}
.tag.screen { background: #fdf3ee; color: #b0611e; border-color: #fae3d7; }

/* 历史记录 */
.history { margin-top: 4px; }
.history-list { display: flex; flex-direction: column; gap: 8px; margin-top: 14px; }
.history-item {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 11px 16px; font-size: 13px;
  text-decoration: none; color: inherit;
  transition: border-color .15s;
}
.history-item:hover { border-color: var(--primary-light); }
.history-item .h-level { color: var(--primary-dark); font-weight: 600; }
.history-item .h-date { color: var(--ink-soft); font-size: 12px; }

/* 主题切换 */
.theme-switcher {
  position: fixed; right: 16px;
  bottom: calc(18px + env(safe-area-inset-bottom));
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow);
  font-size: 17px; cursor: pointer; z-index: 50;
}

/* 页脚 */
.footer {
  background: var(--card);
  border-top: 1px solid var(--line);
  text-align: center;
  padding: 26px 20px;
  font-size: 12px; color: var(--ink-soft); line-height: 1.9;
}

/* ============================================================
   测试介绍页（intro）
   ============================================================ */
.intro-card {
  margin-top: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px 22px 24px;
  text-align: center;
}
.intro-card .scale-icon {
  width: 68px; height: 68px; border-radius: 20px; font-size: 34px;
  margin: 0 auto 16px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.8), 0 6px 16px rgba(79,70,229,.10);
}
.intro-card h2 { font-size: 22px; font-weight: 700; }
.intro-meta { display: flex; justify-content: center; gap: 6px; margin-top: 12px; flex-wrap: wrap; }
.intro-body { padding: 24px 20px; }
.intro-body h4 {
  font-size: 14px; font-weight: 600; color: var(--ink-2);
  margin: 18px 0 6px;
}
.intro-body h4:first-child { margin-top: 0; }
.intro-body p { font-size: 14px; color: var(--ink); line-height: 1.85; }

/* ============================================================
   答题页
   ============================================================ */
.quiz-head { display: flex; align-items: center; gap: 12px; padding: 16px 0 14px; }
.back-btn {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 19px; text-decoration: none;
  flex-shrink: 0;
}
.quiz-head-info h1 { font-size: 17px; font-weight: 600; }
.quiz-head-info p { font-size: 12px; color: var(--ink-soft); margin-top: 1px; }

.progress-wrap { height: 6px; background: var(--line); border-radius: 999px; overflow: hidden; }
.progress-bar {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--primary), var(--grad2));
  border-radius: 999px;
  transition: width .25s ease;
}
.progress-text { margin: 8px 2px 0; font-size: 12px; color: var(--ink-soft); display: flex; justify-content: space-between; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 20px;
  margin-top: 16px;
}
.question-card { min-height: 280px; display: flex; flex-direction: column; }
.q-index { font-size: 12px; color: var(--primary); font-weight: 600; letter-spacing: 1px; }
.q-text { margin-top: 12px; font-size: 19px; font-weight: 600; line-height: 1.6; letter-spacing: .2px; }
.q-subtext { margin-top: 8px; font-size: 12px; color: var(--ink-soft); line-height: 1.6; }

.options { display: flex; flex-direction: column; gap: 10px; margin-top: 22px; }
.option-btn {
  width: 100%; text-align: left;
  border: 1.5px solid var(--line);
  background: var(--card);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 15px; color: var(--ink);
  cursor: pointer;
  transition: border-color .15s, background .15s, transform .1s;
}
.option-btn:hover { border-color: #c7cbe2; }
.option-btn:active { transform: scale(.99); }
.option-btn.selected {
  border-color: var(--primary);
  background: var(--primary-faint);
  font-weight: 600;
  box-shadow: 0 0 0 3px rgba(79, 70, 229, .10);
}
/* 双语句二选一（九型人格等）：两句等宽并排 */
.option-btn--pair {
  font-size: 15px;
  line-height: 1.7;
  text-align: center;
}
@media (min-width: 520px) {
  .options--pair { display: grid; grid-template-columns: 1fr 1fr; }
}

.quiz-nav { display: flex; justify-content: space-between; margin-top: 16px; }
.instruction { margin-top: 18px; font-size: 12px; color: var(--ink-soft); line-height: 1.7; text-align: center; }

.btn-primary {
  display: block; width: 100%;
  border: 0;
  background: linear-gradient(135deg, var(--primary), var(--grad2));
  color: #fff;
  font-size: 16px; font-weight: 600;
  border-radius: 999px;
  padding: 14px;
  cursor: pointer;
  box-shadow: var(--shadow-primary);
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn-primary:active { transform: translateY(1px); }
.btn-ghost {
  display: block; width: 100%;
  border: 1.5px solid var(--line);
  background: var(--card);
  color: var(--ink-2);
  font-size: 15px;
  border-radius: 999px;
  padding: 12px;
  cursor: pointer; text-align: center; text-decoration: none;
  transition: border-color .15s, color .15s;
}
.btn-ghost:hover { border-color: #c7cbe2; color: var(--ink); }
.btn-col { display: flex; flex-direction: column; gap: 10px; margin-top: 18px; }
.btn-row { display: flex; gap: 10px; margin-top: 16px; }
.btn-row .btn-primary { flex: 1; }

/* ============================================================
   结果页
   ============================================================ */
.result-head { display: flex; align-items: center; gap: 12px; padding: 16px 0 4px; }
.result-head h1 { font-size: 17px; font-weight: 600; }

.detail-card h3 { font-size: 20px; color: var(--primary-dark); }
.detail-card > p { margin-top: 6px; font-size: 13px; color: var(--ink-soft); }
.detail-card h4 { margin: 18px 0 8px; font-size: 14px; font-weight: 600; color: var(--ink-2); }
#resultDescription { margin-top: 14px; font-size: 14px; line-height: 1.85; }
#suggestionList { padding-left: 20px; }
#suggestionList li { font-size: 14px; line-height: 1.9; }

.subscale-block { margin-top: 14px; }
.subscale-row { margin-bottom: 12px; }
.subscale-name-line { display: flex; justify-content: space-between; font-size: 13px; color: var(--ink-soft); }
.subscale-track { margin-top: 6px; height: 8px; background: var(--line); border-radius: 999px; overflow: hidden; }
.subscale-fill { height: 100%; background: linear-gradient(90deg, var(--primary), var(--grad2)); border-radius: 999px; }

.type-block { margin-top: 18px; }
.type-block h4 { font-size: 14px; margin-bottom: 8px; color: var(--primary-dark); }
.type-block ul { padding-left: 20px; }
.type-block li { font-size: 14px; line-height: 1.9; }
.dim-desc { margin-top: 6px; font-size: 14px; line-height: 1.85; }
.dim-note { margin-top: 8px; font-size: 12px; line-height: 1.7; color: var(--ink-soft); }

.referral {
  margin-top: 18px;
  background: var(--warn-bg);
  border: 1px solid #f3c9bf;
  border-radius: var(--radius);
  padding: 18px 20px;
}
.referral h4 { color: var(--warn); font-size: 15px; }
.referral p { margin-top: 8px; font-size: 13px; line-height: 1.75; color: #6e3a32; }
.referral-hotline { margin-top: 10px; }
.referral-hotline strong { color: var(--warn); font-size: 17px; }

.disclaimer {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: var(--primary-faint);
  border: 1px solid var(--primary-light);
  font-size: 12px; color: var(--ink-soft); line-height: 1.8;
}



/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 480px) {
  .app { max-width: 480px; }
  .hero { padding: 56px 18px 44px; }
  .hero__brand { font-size: 30px; letter-spacing: 1px; }
  .hero__brand span { font-size: 19px; }
  .hero__sub { font-size: 13px; }
  .hero__cta { padding: 12px 36px; font-size: 15px; margin-top: 24px; }
  .section__title { font-size: 19px; }
  .main { padding: 28px 16px 44px; }
  .grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .scale-item { padding: 18px 10px 14px; }
}

@media (min-width: 1200px) {
  .grid { grid-template-columns: repeat(5, 1fr); }
}

/* 答题页/结果页保持移动端窄布局 */
body.quiz-page .app,
body.result-page .app { max-width: 480px; margin: 0 auto; }

/* ============================================================
   测试专题页（intro.html · 移动优先自适应）
   ============================================================ */
body.intro-page { background-color: #f8f9fc; }
body.intro-page .app { max-width: 1200px; }

/* ---------- Hero ---------- */
.lp-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(140deg, #17143f 0%, #312e81 48%, #5b21b6 100%);
  color: #fff;
  padding: 56px 20px 60px;
}
.lp-hero--photo .lp-hero__bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: .28;
}
.lp-hero__glow { position: absolute; border-radius: 50%; pointer-events: none; }
.lp-hero__glow--a { width: 460px; height: 460px; top: -190px; right: -140px; background: radial-gradient(circle, rgba(139,92,246,.5), transparent 70%); }
.lp-hero__glow--b { width: 340px; height: 340px; bottom: -160px; left: -120px; background: radial-gradient(circle, rgba(99,102,241,.42), transparent 70%); }

/* 旋转虚线圆环 */
.lp-hero__ring {
  position: absolute; pointer-events: none;
  border: 1.5px dashed rgba(255,255,255,.22);
  border-radius: 50%;
  animation: lpSpin 46s linear infinite;
}
.lp-hero__ring { width: 360px; height: 360px; right: -120px; top: -120px; }
.lp-hero__ring--two { width: 260px; height: 260px; right: 60px; bottom: -90px; border-style: solid; border-width: 1px; opacity: .5; animation-duration: 32s; animation-direction: reverse; }
@keyframes lpSpin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.lp-hero__inner {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: center;
  max-width: 1080px; margin: 0 auto;
}

/* Hero 文字侧 */
.lp-hero__tags { display: flex; gap: 8px; flex-wrap: wrap; }
.lp-hero__tag {
  font-size: 12px; padding: 3px 12px; border-radius: 999px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.22);
  color: rgba(255,255,255,.92);
}
.lp-hero__tag--screen { background: rgba(251,191,36,.18); border-color: rgba(251,191,36,.4); color: #fde68a; }
.lp-hero__title {
  font-size: 40px; font-weight: 800; letter-spacing: 1px;
  margin: 18px 0 10px; line-height: 1.15;
}
.lp-hero__hook { font-size: 16px; color: rgba(255,255,255,.85); line-height: 1.7; max-width: 520px; }
.lp-hero__stats { display: flex; gap: 26px; margin: 26px 0 30px; flex-wrap: wrap; }
.lp-hero__stat { display: flex; flex-direction: column; }
.lp-hero__stat b { font-size: 22px; font-weight: 700; }
.lp-hero__stat span { font-size: 12px; color: rgba(255,255,255,.6); margin-top: 2px; }
.lp-hero__cta {
  display: inline-block;
  padding: 15px 52px;
  background: #fff; color: #4f46e5;
  font-size: 17px; font-weight: 700;
  border: none; border-radius: 999px; cursor: pointer;
  box-shadow: 0 12px 32px rgba(0,0,0,.28);
  transition: transform .18s ease, box-shadow .18s ease;
}
.lp-hero__cta:active { transform: translateY(1px); }
.lp-hero__hint { margin-top: 16px; font-size: 12px; color: rgba(255,255,255,.55); }

/* Hero 视觉侧 */
.lp-hero__visual { display: flex; justify-content: center; }
.lp-hero__img {
  width: 240px; height: 240px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 24px 60px rgba(0,0,0,.4), 0 0 0 8px rgba(255,255,255,.08);
  animation: lpFloat 5.5s ease-in-out infinite;
}
.lp-hero__icon {
  width: 190px; height: 190px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 84px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--c) 82%, #fff 8%), color-mix(in srgb, var(--c) 40%, #312e81));
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 24px 60px rgba(0,0,0,.4), inset 0 2px 0 rgba(255,255,255,.28);
  animation: lpFloat 5.5s ease-in-out infinite;
}
@keyframes lpFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* ---------- 信任条（题源 / 隐私说明） ---------- */
.lp-trust {
  display: flex; flex-wrap: wrap; gap: 10px 26px;
  justify-content: center;
  padding: 16px 20px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  font-size: 13px; color: var(--ink-soft);
}
.lp-trust__item { display: flex; align-items: center; gap: 6px; }

/* ---------- 区块 ---------- */
.lp-section { padding: 46px 20px 10px; }
.lp-section--narrow { max-width: 760px; margin: 0 auto; }
.lp-section__title {
  font-size: 24px; font-weight: 700; color: var(--ink);
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  margin-bottom: 22px;
}
.lp-section__sub { font-size: 14px; font-weight: 500; color: var(--ink-soft); }

/* ---------- 测什么：维度卡 ---------- */
.lp-what { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.lp-dim {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 18px 16px;
  box-shadow: var(--shadow);
}
.lp-dim__head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.lp-dim__left { font-size: 14px; color: var(--ink); }
.lp-dim__right { font-size: 14px; color: var(--ink); }
.lp-dim__code {
  font-size: 12px; font-weight: 700; letter-spacing: 1px;
  color: var(--c, var(--primary));
  background: color-mix(in srgb, var(--c, var(--primary)) 10%, #fff);
  border-radius: 6px; padding: 2px 8px;
}
.lp-dim__bar {
  position: relative; height: 6px; border-radius: 999px;
  background: var(--line); margin: 14px 0 12px; overflow: hidden;
}
.lp-dim__bar i {
  position: absolute; left: 0; top: 0; bottom: 0; width: 46%;
  border-radius: 999px;
  background: linear-gradient(90deg, color-mix(in srgb, var(--c, var(--primary)) 55%, #fff), var(--c, var(--primary)));
}
.lp-dim__note { font-size: 12px; color: var(--ink-soft); line-height: 1.6; }
.lp-what__note { margin-top: 14px; font-size: 12px; color: var(--ink-soft); }
.lp-what__text { font-size: 15px; color: var(--ink); line-height: 1.9; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }

/* 简介引导段：Hero 之下、维度卡之前的 2-3 句说明 */.lp-what__lead {
  font-size: 15px; color: var(--ink-2); line-height: 1.9;
  background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--primary);
  border-radius: var(--radius); padding: 16px 18px; margin-bottom: 16px;
}
.lp-what__lead:empty { display: none; }

/* 版本选择下方的开始测试按钮 */.lp-start-cta { text-align: center; padding: 10px 20px 0; }
.lp-start-cta__btn { display: inline-block; width: auto; padding: 14px 56px; font-size: 16px; }
.lp-start-cta__hint { margin-top: 10px; font-size: 12px; color: var(--ink-soft); }

/* 四象限 */
.lp-quad { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 6px; }
.lp-quad__cell {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 14px; display: flex; flex-direction: column; gap: 4px;
}
.lp-quad__cell b { font-size: 14px; }
.lp-quad__cell span { font-size: 12px; color: var(--ink-soft); }
.lp-quad__cell--safe { border-color: #bfe3cf; background: #f2fbf5; }
.lp-quad__cell--anx  { border-color: #f3d3c6; background: #fdf6f2; }
.lp-quad__cell--avoid{ border-color: #c9d6f5; background: #f4f7fd; }
.lp-quad__cell--fear { border-color: #e8d2ee; background: #fbf5fc; }

/* ---------- 测完得到什么 ---------- */
.lp-gain { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.lp-gain__card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 14px; text-align: center;
  box-shadow: var(--shadow);
}
.lp-gain__icon { font-size: 30px; }
.lp-gain__name { font-size: 14px; font-weight: 700; margin-top: 10px; color: var(--ink); }
.lp-gain__desc { font-size: 12px; color: var(--ink-soft); line-height: 1.6; margin-top: 6px; }

/* 双版本选择卡片 */
.lp-versions { display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 8px; }
.lp-version {
  display: flex; flex-direction: column; gap: 4px; text-align: left;
  border: 1.5px solid var(--line);
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px 18px;
  cursor: pointer;
  transition: border-color .15s, transform .12s, box-shadow .15s;
}
.lp-version b { font-size: 16px; color: var(--ink); }
.lp-version span { font-size: 12px; color: var(--ink-soft); }
.lp-version i { font-style: normal; font-size: 12px; color: var(--ink-soft); margin-top: 4px; }
.lp-version:hover { transform: translateY(-1px); }
.lp-version.active {
  border-color: var(--c, var(--primary));
  background: var(--primary-faint, #f5f5ff);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, .08);
}
.lp-version.active b { color: var(--c, var(--primary)); }
@media (min-width: 560px) {
  .lp-versions { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- 如何使用（一行 2 个：2×2 网格） ---------- */
.lp-steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 18px; }
.lp-step {
  display: flex; gap: 14px; align-items: flex-start;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px;
}
.lp-step__num {
  flex: none; width: 30px; height: 30px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--grad2, var(--primary)));
  color: #fff; font-weight: 700; font-size: 14px;
  display: flex; align-items: center; justify-content: center;
}
.lp-step b { display: block; font-size: 14px; color: var(--ink); margin-top: 5px; }
.lp-step p { font-size: 12px; color: var(--ink-soft); margin-top: 3px; line-height: 1.6; }
/* PC 端：竖排居中（数字上 / 标题中 / 说明下），间距与场景卡保持一致 */
@media (min-width: 640px) {
  .lp-step {
    flex-direction: column; align-items: center; text-align: center;
    padding: 26px 14px 22px;
  }
  .lp-step__num { width: 38px; height: 38px; font-size: 16px; }
  .lp-step b { margin-top: 12px; font-size: 15px; }
  .lp-step p { margin-top: 6px; }
}
.lp-instruction { margin-top: 4px; }
.lp-instruction h4 { font-size: 15px; color: var(--primary-dark); margin-bottom: 8px; }
.lp-instruction p { font-size: 14px; line-height: 1.8; color: var(--ink); }

/* ---------- 免责 ---------- */
.lp-disclaimer {
  margin: 40px 20px 0;
  padding: 16px 18px;
  background: #fff8ec; border: 1px solid #f3e2c3; border-radius: 12px;
  font-size: 13px; color: #8a6a2f; line-height: 1.8;
}
.lp-disclaimer b { display: block; margin-bottom: 4px; }

/* ---------- 底部 CTA ---------- */
.lp-bottom-cta {
  margin: 46px 20px 0;
  padding: 44px 20px;
  text-align: center;
  background: linear-gradient(140deg, #17143f 0%, #312e81 50%, #5b21b6 100%);
  border-radius: 20px;
  color: #fff;
}
.lp-bottom-cta__title { font-size: 22px; font-weight: 700; margin-bottom: 24px; }
.lp-bottom-cta__btn { display: inline-block; width: auto; padding: 15px 54px; font-size: 17px; }

/* ---------- 相关推荐 ---------- */
.lp-rec { display: grid; grid-template-columns: 1fr; gap: 12px; }
.lp-rec__card {
  display: flex; gap: 14px; align-items: center;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; text-decoration: none; color: inherit;
  transition: transform .18s ease, box-shadow .18s ease;
}
.lp-rec__card:hover { transform: translateY(-3px); box-shadow: 0 10px 24px color-mix(in srgb, var(--c, var(--primary)) 14%, transparent); }
.lp-rec__icon {
  flex: none; width: 46px; height: 46px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center; font-size: 24px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--c, var(--primary)) 16%, #fff), color-mix(in srgb, var(--c, var(--primary)) 6%, #fff));
  border: 1px solid color-mix(in srgb, var(--c, var(--primary)) 22%, #fff);
}
.lp-rec__body { min-width: 0; }
.lp-rec__body b { display: block; font-size: 15px; color: var(--ink); }
.lp-rec__body i { display: block; font-size: 12px; color: var(--ink-soft); font-style: normal; margin-top: 3px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- 专题页响应式 ---------- */
@media (min-width: 640px) {
  .lp-rec { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
}
@media (min-width: 860px) {
  .lp-hero { padding: 84px 30px 92px; }
  .lp-hero__inner { grid-template-columns: 1.15fr 1fr; }
  .lp-hero__title { font-size: 52px; }
  .lp-hero__hook { font-size: 18px; }
  .lp-hero__img { width: 300px; height: 300px; }
  .lp-hero__icon { width: 240px; height: 240px; font-size: 104px; }
  .lp-section { padding: 56px 30px 12px; }
}

/* ---------- 使用场景 ---------- */
.lp-scenario { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.lp-scenario__card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 14px;
  box-shadow: var(--shadow);
}
.lp-scenario__icon { font-size: 26px; }
.lp-scenario__card b { display: block; font-size: 15px; color: var(--ink); margin-top: 10px; }
.lp-scenario__card p { font-size: 13px; color: var(--ink-soft); line-height: 1.7; margin-top: 6px; }

/* ---------- 常见问题 ---------- */
.lp-faq { display: flex; flex-direction: column; gap: 10px; }
.lp-faq__item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden;
}
.lp-faq__item summary {
  cursor: pointer; list-style: none;
  padding: 15px 18px;
  font-size: 15px; font-weight: 600; color: var(--ink);
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
}
.lp-faq__item summary::-webkit-details-marker { display: none; }
.lp-faq__item summary::after {
  content: '+'; flex: none; font-size: 20px; font-weight: 400;
  color: var(--ink-soft); transition: transform .18s ease;
}
.lp-faq__item[open] summary::after { transform: rotate(45deg); }
.lp-faq__item p {
  padding: 0 18px 15px; margin: 0;
  font-size: 14px; color: var(--ink-soft); line-height: 1.85;
}

/* ---------- 使用指南 TAB ---------- */
.lp-tabs { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 18px 20px; box-shadow: var(--shadow); }
.lp-tabs__nav {
  display: flex; gap: 6px;
  padding: 5px;
  background: var(--bg, #f1f2f7);
  border-radius: 12px;
  margin-bottom: 18px;
}
.lp-tabs__tab {
  flex: 1;
  padding: 9px 10px;
  font-size: 14px; font-weight: 600; color: var(--ink-soft);
  background: transparent; border: none; border-radius: 9px; cursor: pointer;
  transition: background .18s ease, color .18s ease;
  white-space: nowrap;
}
.lp-tabs__tab.active {
  background: #fff; color: var(--primary);
  box-shadow: 0 2px 8px rgba(15, 23, 42, .08);
}
.lp-tabs__pane { display: none; }
.lp-tabs__pane.active { display: block; animation: lpFade .25s ease; }
@keyframes lpFade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* TAB 内间距微调 */
.lp-tabs__pane .lp-steps { margin-bottom: 0; }
.lp-tabs__pane .lp-instruction { margin-top: 14px; }

/* TAB 内的使用场景：强制 2×2（优先级高于通用网格） */
.lp-tabs__pane .lp-scenario { grid-template-columns: repeat(2, 1fr); }

/* ---------- 卡片网格统一规则：一律 2 列、等宽、同间距 ---------- */
.lp-gain,
.lp-scenario,
.lp-steps {
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
/* 兜底：若某量表卡片数为奇数，最后一张占满整行，避免半宽孤卡 */
.lp-gain__card:last-child:nth-child(odd),
.lp-scenario__card:last-child:nth-child(odd),
.lp-step:last-child:nth-child(odd) {
  grid-column: 1 / -1;
}
/* 等高：同一行卡片拉伸到一致高度，视觉更整齐 */
.lp-gain, .lp-scenario, .lp-steps { align-items: stretch; }
.lp-gain__card, .lp-scenario__card, .lp-step { height: 100%; box-sizing: border-box; }