/* ============================================================
 * MBTI 人格测试 · u-love（mbti.u-love.fun）
 * 风格：清新粉蓝渐变 · 轻盈可爱 · 移动端优先
 * ============================================================ */

:root {
  --bg: #fbf7f4;
  --card: #ffffff;
  --ink: #3d3a4e;
  --ink-soft: #7a7690;
  --blue: #7ec8e3;
  --blue-deep: #4a9cc4;
  --rose: #f4a7b9;
  --rose-deep: #d97a94;
  --grad: linear-gradient(135deg, #7ec8e3 0%, #b7a4e0 50%, #f4a7b9 100%);
  --grad-soft: linear-gradient(135deg, #eef7fb 0%, #f6effb 55%, #fdeff3 100%);
  --radius: 18px;
  --shadow: 0 6px 24px rgba(122, 118, 144, 0.10);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  min-height: 100vh;
}

.container { max-width: 960px; margin: 0 auto; padding: 0 20px; }

/* ---------- 顶栏 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(122, 118, 144, 0.10);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.logo img {
  width: 30px; height: 30px; border-radius: 50%;
  vertical-align: -8px; margin-right: 8px;
}
.hero-avatar {
  width: 100px; height: 100px; border-radius: 50%;
  box-shadow: 0 6px 24px rgba(122, 118, 144, 0.18);
  margin-bottom: 14px;
}
.logo {
  font-weight: 700; font-size: 17px; text-decoration: none;
  color: var(--ink);
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.site-header nav { display: flex; gap: 4px; }
.site-header nav a {
  text-decoration: none; color: var(--ink-soft);
  font-size: 14px; padding: 6px 12px; border-radius: 999px;
  transition: all 0.2s;
}
.site-header nav a:hover, .site-header nav a.active {
  color: var(--blue-deep); background: rgba(126, 200, 227, 0.14);
}
@media (max-width: 560px) {
  .site-header nav a { padding: 6px 8px; font-size: 13px; }
}

/* ---------- Hero ---------- */
.hero {
  text-align: center; padding: 72px 20px 48px;
  background: var(--grad-soft);
  border-bottom-left-radius: 40px;
  border-bottom-right-radius: 40px;
}
.hero .fox { font-size: 56px; display: block; margin-bottom: 12px; }
.hero h1 {
  font-size: clamp(26px, 5vw, 40px); font-weight: 800; letter-spacing: 1px;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
}
.hero p { color: var(--ink-soft); font-size: 16px; max-width: 520px; margin: 0 auto; }
.hero .hero-tags { margin-top: 18px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.hero .tag {
  font-size: 13px; color: var(--ink-soft);
  background: #fff; border: 1px solid rgba(122, 118, 144, 0.14);
  padding: 5px 14px; border-radius: 999px;
}

/* ---------- 版本卡片 ---------- */
.section-title { text-align: center; margin: 52px 0 8px; font-size: 24px; font-weight: 700; }
.section-sub { text-align: center; color: var(--ink-soft); font-size: 14px; margin-bottom: 28px; }

.versions {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  margin: 28px auto 0;
}
@media (max-width: 720px) { .versions { grid-template-columns: 1fr; } }

.version-card {
  background: var(--card); border-radius: var(--radius);
  padding: 30px 24px; text-align: center;
  box-shadow: var(--shadow);
  border: 1.5px solid transparent;
  transition: transform 0.25s, border-color 0.25s;
  display: flex; flex-direction: column;
}
.version-card:hover { transform: translateY(-6px); border-color: var(--blue); }
.version-card .v-icon { font-size: 38px; margin-bottom: 10px; }
.version-card h3 { font-size: 20px; margin-bottom: 4px; }
.version-card .v-en { font-size: 12px; color: var(--ink-soft); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 14px; }
.version-card .v-desc { font-size: 14px; color: var(--ink-soft); margin-bottom: 18px; flex: 1; }
.version-card .v-meta { font-size: 13px; color: var(--blue-deep); margin-bottom: 18px; }

.btn {
  display: inline-block; text-decoration: none; cursor: pointer;
  border: none; font-family: inherit; font-size: 15px; font-weight: 600;
  padding: 11px 26px; border-radius: 999px; text-align: center;
  transition: transform 0.15s, box-shadow 0.15s, opacity 0.15s;
}
.btn:active { transform: scale(0.97); }
.btn-primary { color: #fff; background: var(--grad); box-shadow: 0 4px 14px rgba(126, 200, 227, 0.4); }
.btn-primary:hover { box-shadow: 0 6px 20px rgba(126, 200, 227, 0.55); }
.btn-ghost { color: var(--blue-deep); background: #fff; border: 1.5px solid var(--blue); }
.btn-ghost:hover { background: rgba(126, 200, 227, 0.1); }
.btn-small { padding: 8px 18px; font-size: 13.5px; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

.version-card.recommended { border-color: var(--rose); position: relative; }
.version-card.recommended::before {
  content: "人气推荐"; position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--rose); color: #fff; font-size: 12px;
  padding: 3px 14px; border-radius: 999px; letter-spacing: 1px;
}

/* ---------- 十六型速览 ---------- */
.types-grid {
  display: grid; grid-template-columns: repeat(8, 1fr); gap: 10px;
  margin-top: 24px;
}
@media (max-width: 720px) { .types-grid { grid-template-columns: repeat(4, 1fr); } }
.type-cell {
  background: var(--card); border-radius: 12px; text-align: center;
  padding: 14px 4px 10px; text-decoration: none; color: var(--ink);
  box-shadow: 0 2px 10px rgba(122, 118, 144, 0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}
.type-cell:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.type-cell .code { font-weight: 800; font-size: 16px; letter-spacing: 1px; }
.type-cell .name { font-size: 12px; color: var(--ink-soft); margin-top: 2px; }
.type-cell:nth-child(4n+1) .code { color: var(--blue-deep); }
.type-cell:nth-child(4n+2) .code { color: #9b8ac4; }
.type-cell:nth-child(4n+3) .code { color: var(--rose-deep); }
.type-cell:nth-child(4n+4) .code { color: #e8a866; }

/* ---------- 四维说明 ---------- */
.dims {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 24px;
}
@media (max-width: 640px) { .dims { grid-template-columns: 1fr; } }
.dim-card {
  background: var(--card); border-radius: var(--radius); padding: 22px 24px;
  box-shadow: 0 2px 12px rgba(122, 118, 144, 0.08);
}
.dim-card h4 { font-size: 16px; margin-bottom: 6px; }
.dim-card h4 span { color: var(--blue-deep); }
.dim-card p { font-size: 13.5px; color: var(--ink-soft); }

.about-note {
  margin: 40px auto 0; padding: 18px 22px; border-radius: var(--radius);
  background: #fff8ec; border: 1px solid #f3e3c3;
  font-size: 13px; color: #8a7a55;
}

/* ---------- 测试页 ---------- */
.quiz-wrap { max-width: 640px; margin: 0 auto; padding: 36px 20px 60px; }

.quiz-intro {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 40px 32px; text-align: center;
}
.quiz-intro h2 { font-size: 26px; margin-bottom: 8px; }
.quiz-intro .q-en { color: var(--ink-soft); font-size: 13px; letter-spacing: 2px; margin-bottom: 16px; }
.quiz-intro p { color: var(--ink-soft); font-size: 14.5px; margin-bottom: 8px; }
.quiz-intro ul { list-style: none; margin: 18px 0 26px; }
.quiz-intro li { font-size: 14px; color: var(--ink-soft); padding: 4px 0; }

/* 进度 */
.progress-head {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; color: var(--ink-soft); margin-bottom: 10px;
}
.progress-bar {
  height: 8px; background: #eceaf2; border-radius: 999px; overflow: hidden;
  margin-bottom: 24px;
}
.progress-fill {
  height: 100%; width: 0%; background: var(--grad); border-radius: 999px;
  transition: width 0.35s ease;
}

/* 题卡 */
.q-card {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 36px 28px;
  animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.q-num { font-size: 13px; color: var(--blue-deep); font-weight: 600; letter-spacing: 1px; margin-bottom: 10px; }
.q-text { font-size: 19px; font-weight: 600; margin-bottom: 26px; }
.q-opts { display: flex; flex-direction: column; gap: 14px; }
.q-opt {
  text-align: left; font-family: inherit; font-size: 15.5px; color: var(--ink);
  background: var(--grad-soft); border: 1.5px solid transparent;
  border-radius: 14px; padding: 16px 18px; cursor: pointer;
  transition: all 0.18s;
  display: flex; align-items: center; gap: 12px;
}
.q-opt:hover { border-color: var(--blue); transform: translateY(-1px); }
.q-opt.selected {
  border-color: var(--rose-deep); background: #fdf0f4;
  font-weight: 600;
}
.q-opt .opt-key {
  flex: none; width: 28px; height: 28px; border-radius: 50%;
  background: #fff; border: 1.5px solid rgba(122, 118, 144, 0.25);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: var(--ink-soft);
}
.q-opt.selected .opt-key { background: var(--rose-deep); border-color: var(--rose-deep); color: #fff; }

.quiz-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 22px; }
.quiz-tip { font-size: 12.5px; color: var(--ink-soft); margin-top: 18px; text-align: center; }

/* ---------- 结果页 ---------- */
.result-card {
  background: var(--card); border-radius: 24px; box-shadow: var(--shadow);
  padding: 44px 30px; text-align: center;
  animation: fadeIn 0.4s ease;
}
.result-kicker { font-size: 13px; color: var(--ink-soft); letter-spacing: 3px; margin-bottom: 8px; }
.result-code {
  font-size: clamp(48px, 10vw, 72px); font-weight: 800; letter-spacing: 6px;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}
.result-name { font-size: 22px; font-weight: 700; margin-top: 4px; }
.result-en { font-size: 13px; color: var(--ink-soft); letter-spacing: 2px; margin-bottom: 14px; }
.result-tagline { font-size: 15px; color: var(--ink-soft); margin-bottom: 26px; }

/* 维度条 */
.dim-bars { text-align: left; margin: 10px 0 26px; }
.dim-bar-row { margin-bottom: 16px; }
.dim-bar-labels {
  display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 5px;
}
.dim-bar-labels .win { font-weight: 700; }
.dim-bar-labels .pct { color: var(--ink-soft); }
.dim-bar-track {
  height: 10px; border-radius: 999px; overflow: hidden;
  background: #eceaf2; display: flex;
}
.dim-bar-left { background: var(--blue); height: 100%; transition: width 0.8s ease; border-radius: 999px 0 0 999px; }
.dim-bar-right { background: var(--rose); height: 100%; flex: 1; border-radius: 0 999px 999px 0; }
.dim-bar-hint { font-size: 11.5px; color: var(--ink-soft); margin-top: 3px; }

.result-traits { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-bottom: 24px; }
.result-traits span {
  font-size: 13px; padding: 5px 14px; border-radius: 999px;
  background: var(--grad-soft); color: var(--ink);
  border: 1px solid rgba(122, 118, 144, 0.12);
}

.result-block { text-align: left; margin-bottom: 18px; }
.result-block h4 { font-size: 15.5px; margin-bottom: 8px; padding-left: 10px; border-left: 3px solid var(--blue); }
.result-block h4.hl { border-left-color: var(--rose); }
.result-block p { font-size: 14px; color: var(--ink-soft); }
.result-block ul { list-style: none; }
.result-block li { font-size: 14px; color: var(--ink-soft); padding: 3px 0 3px 4px; }
.result-block li::before { content: "· "; color: var(--blue-deep); font-weight: 700; }

.edge-note {
  margin-top: 6px; padding: 12px 16px; border-radius: 12px;
  background: #fff8ec; border: 1px solid #f3e3c3;
  font-size: 12.5px; color: #8a7a55; text-align: left;
}

.result-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 30px; }

/* ---------- 页脚 ---------- */
.site-footer {
  margin-top: 60px; padding: 26px 20px 34px; text-align: center;
  font-size: 12.5px; color: var(--ink-soft);
  border-top: 1px solid rgba(122, 118, 144, 0.1);
  background: var(--grad-soft);
}
.site-footer a { color: var(--blue-deep); text-decoration: none; }

.toast {
  position: fixed; bottom: 30px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: #fff; font-size: 14px;
  padding: 10px 22px; border-radius: 999px; opacity: 0;
  transition: all 0.3s; pointer-events: none; z-index: 99;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 十六型详情弹窗 ---------- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(61, 58, 78, 0.45);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal-overlay[hidden] { display: none; }
.modal-card {
  position: relative;
  background: var(--card); border-radius: 24px;
  box-shadow: 0 20px 60px rgba(61, 58, 78, 0.3);
  max-width: 560px; width: 100%;
  max-height: 88vh; overflow-y: auto;
  padding: 40px 30px 30px;
  text-align: center;
  animation: modalIn 0.28s ease;
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(24px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-close {
  position: absolute; top: 14px; right: 14px;
  width: 34px; height: 34px; border-radius: 50%;
  border: none; cursor: pointer;
  background: var(--grad-soft); color: var(--ink-soft);
  font-size: 15px; line-height: 1;
  transition: all 0.2s;
}
.modal-close:hover { background: var(--rose); color: #fff; }
.modal-kicker {
  font-size: 12px; color: var(--ink-soft); letter-spacing: 3px; margin-bottom: 4px;
}
.modal-card .result-code { font-size: 52px; letter-spacing: 5px; }
.modal-card .result-name { font-size: 20px; }
.modal-card .result-tagline { margin-bottom: 18px; }
.modal-card .result-block { text-align: left; margin-bottom: 14px; }
.modal-card .result-actions { margin-top: 22px; }
@media (max-width: 480px) {
  .modal-card { padding: 32px 20px 24px; }
  .modal-card .result-code { font-size: 42px; }
}

/* ---------- 四色组配色 ---------- */
.g-NT { --g: #7a5aa6; --g-soft: #f2edf8; --g-dark: #57407a; }
.g-NF { --g: #33a47d; --g-soft: #e8f6f0; --g-dark: #217a5b; }
.g-SJ { --g: #4c83c4; --g-soft: #eaf2fa; --g-dark: #2f5f96; }
.g-SP { --g: #d9a13b; --g-soft: #fbf3e0; --g-dark: #a57722; }

.group-legend {
  display: flex; gap: 10px; justify-content: center; flex-wrap: wrap;
  margin: 0 0 20px;
}
.group-chip {
  font-size: 13px; padding: 5px 14px; border-radius: 999px;
  background: var(--g-soft); color: var(--g-dark);
  border: 1.5px solid var(--g);
}

.type-cell {
  border-top: 3px solid transparent;
  padding-top: 16px;
}
.type-cell.g-NT, .type-cell.g-NF, .type-cell.g-SJ, .type-cell.g-SP {
  border-top-color: var(--g);
  background: linear-gradient(180deg, var(--g-soft), #ffffff 72%);
}
.cell-avatar {
  width: 58px; height: 58px; border-radius: 50%;
  border: 2px solid var(--g); background: #fff;
  margin-bottom: 6px;
  display: block; margin-left: auto; margin-right: auto;
}
.type-cell .code { color: var(--g-dark) !important; }

/* 弹窗主题化 */
.modal-avatar {
  width: 92px; height: 92px; border-radius: 50%;
  border: 3px solid var(--g);
  background: #fff;
  margin: 0 auto 8px; display: block;
}
.modal-group {
  display: inline-block; font-size: 12.5px; font-weight: 600;
  color: var(--g-dark); background: var(--g-soft);
  border: 1px solid var(--g);
  padding: 3px 14px; border-radius: 999px;
  margin-bottom: 6px;
}
.modal-card.themed { background: linear-gradient(180deg, var(--g-soft), #ffffff 36%); }
.modal-card.themed .result-code {
  background: none; -webkit-background-clip: initial; background-clip: initial;
  -webkit-text-fill-color: var(--g); color: var(--g);
}
.modal-card.themed .result-traits span {
  background: #fff; border-color: var(--g); color: var(--g-dark);
}