/* =========================================================================
   纯七 prism · 样式表
   视觉规范：棱镜水彩梦幻风
   —— 浅色纸感底 + 多层柔和水彩晕染 + 纸张微噪点 + 棱镜光谱点缀
   ========================================================================= */

:root {
  --paper:     #fbf7ff;   /* 纸白偏紫 */
  --text:      #362a52;   /* 主文字 墨紫 */
  --text-2:    #6a5d8c;   /* 次级文字 */
  --text-3:    #8a7db0;   /* 三级文字 */
  --text-mute: #a99fc0;   /* 弱化文字 */
  --pink:      #ff8fb4;   /* 棱镜粉 */
  --purple:    #b18cf6;   /* 棱镜紫 */
  --sky:       #8fd3ff;   /* 棱镜天蓝 */
  --mint:      #9be8d0;   /* 棱镜薄荷 */
  --grad: linear-gradient(120deg, #ff9ec4 0%, #c4a3ff 38%, #8fd3ff 72%, #9be8d0 100%); /* 棱镜光谱 */
  --grad-soft: linear-gradient(120deg, rgba(255,158,196,.22), rgba(177,140,246,.22));
  --glass: rgba(255,255,255,.55);
  --glass-strong: rgba(255,255,255,.74);
  --stroke: rgba(140,110,190,.16);
  --radius: 22px;
  --maxw: 1200px;
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--paper);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* 水彩晕染背景层（多层柔光 + 浅色纸底） */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(58% 48% at 84% 6%,  rgba(255,158,196,.34), transparent 60%),
    radial-gradient(54% 46% at 10% 16%, rgba(177,140,246,.30), transparent 60%),
    radial-gradient(52% 50% at 78% 88%, rgba(143,211,255,.26), transparent 60%),
    radial-gradient(46% 42% at 22% 82%, rgba(155,232,208,.24), transparent 60%),
    radial-gradient(40% 36% at 50% 50%, rgba(255,197,155,.16), transparent 60%),
    linear-gradient(180deg, #fdfbff 0%, #f3ecff 100%);
}

/* 纸张微噪点（水彩纸质感） */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .05;
  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='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* 漂浮水彩光斑（柔和晕开） */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(64px);
  opacity: .65;
  pointer-events: none;
  z-index: -1;
  animation: float 16s ease-in-out infinite;
}
.orb.o1 { width: 520px; height: 520px; left: -160px; top: -180px;
  background: radial-gradient(circle, rgba(255,158,196,.7), transparent 70%); }
.orb.o2 { width: 460px; height: 460px; right: -120px; top: -60px;
  background: radial-gradient(circle, rgba(177,140,246,.6), transparent 70%); animation-delay: -5s; }
.orb.o3 { width: 360px; height: 360px; left: 40%; top: 260px;
  background: radial-gradient(circle, rgba(143,211,255,.5), transparent 70%); animation-delay: -9s; }

@keyframes float {
  0%, 100% { transform: translateY(0) translateX(0); }
  50%      { transform: translateY(-30px) translateX(20px); }
}

/* 容器 */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
section { padding: 80px 0; position: relative; }

/* 渐变文字（棱镜光谱） */
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* 毛玻璃卡片（浅色水彩玻璃） */
.glass {
  background: var(--glass);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 0 28px; height: 54px; border: none; border-radius: 999px;
  font-family: var(--font); font-size: 16px; font-weight: 700; color: var(--text);
  text-decoration: none; cursor: pointer; transition: transform .2s, box-shadow .2s;
}
.btn-primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 10px 30px rgba(255,143,180,.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 40px rgba(177,140,246,.42); }
.btn-ghost {
  background: var(--glass-strong); border: 1px solid var(--stroke); color: var(--text);
}
.btn-ghost:hover { background: rgba(255,255,255,.88); }

/* Header */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251,247,255,.6); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--stroke);
}
.header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-weight: 800; font-size: 20px; letter-spacing: .5px; color: var(--text); }
.logo span { color: var(--pink); }
.nav { display: flex; gap: 28px; }
.nav a { color: var(--text-2); text-decoration: none; font-size: 15px; }
.nav a:hover { color: var(--text); }
.menu-btn { display: none; background: none; border: none; color: var(--text); font-size: 24px; cursor: pointer; }

/* Hero */
.hero { text-align: center; padding-top: 110px; padding-bottom: 90px; overflow: hidden; position: relative; }
.hero::before {
  content: ""; position: absolute; left: 50%; top: -30px; transform: translateX(-50%);
  width: 560px; height: 560px; border-radius: 50%; z-index: -1; pointer-events: none;
  background: radial-gradient(circle, rgba(255,158,196,.28), rgba(177,140,246,.18) 42%, transparent 70%);
  filter: blur(26px);
}
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 16px; border-radius: 999px; font-size: 14px; color: var(--text-2);
  background: var(--glass-strong); border: 1px solid var(--stroke); margin-bottom: 26px;
}
.hero h1 { font-size: 56px; line-height: 1.15; font-weight: 800; margin-bottom: 18px; color: var(--text); text-shadow: 0 2px 30px rgba(177,140,246,.18); }
.hero p.sub { font-size: 19px; color: var(--text-3); max-width: 640px; margin: 0 auto 34px; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* 人格卡（Hero 内展示 ENFP 之类） */
.persona {
  margin: 48px auto 0; max-width: 380px; padding: 30px; text-align: left; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px);
}
.persona .code { font-size: 48px; font-weight: 800; color: var(--text); }
.persona .tag { color: var(--text-3); margin-top: 6px; }
.persona .desc { color: var(--text-2); font-size: 15px; margin-top: 16px; }

/* 区块标题 */
.sec-head { max-width: 760px; margin-bottom: 44px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head h2 { font-size: 38px; font-weight: 800; margin-bottom: 10px; color: var(--text); }
.sec-head p { color: var(--text-3); font-size: 17px; }

/* 步骤 */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step { padding: 32px 28px; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px); }
.step .num {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  font-weight: 800; font-size: 20px; color: #fff; background: var(--grad); margin-bottom: 18px;
}
.step h3 { font-size: 20px; margin-bottom: 8px; color: var(--text); }
.step p { color: var(--text-3); font-size: 15px; }

/* 功能卡 */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature { padding: 30px; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px); }
.feature .ic {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: var(--grad); margin-bottom: 18px;
}
.feature .ic svg { width: 26px; height: 26px; stroke: #fff; }
.feature h3 { font-size: 20px; margin-bottom: 10px; color: var(--text); }
.feature p { color: var(--text-3); font-size: 15px; }

/* 口碑 */
.quotes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.quote { padding: 24px; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px); }
.quote .stars { color: var(--pink); letter-spacing: 2px; margin-bottom: 10px; }
.quote p { font-size: 14px; color: var(--text-2); }
.quote .who { margin-top: 12px; font-size: 13px; color: var(--text-mute); }

/* 变现 */
.price { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.plan { padding: 30px; display: flex; flex-direction: column; gap: 10px; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px); }
.plan .name { font-size: 17px; color: var(--text-2); }
.plan .money { font-size: 34px; font-weight: 800; color: var(--text); }
.plan .money small { font-size: 15px; color: var(--text-mute); font-weight: 400; }
.plan ul { list-style: none; display: flex; flex-direction: column; gap: 8px; margin: 8px 0 18px; }
.plan li { font-size: 14px; color: var(--text-3); padding-left: 20px; position: relative; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--pink); }
.plan .btn { margin-top: auto; }

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.qa { padding: 20px 24px; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px); }
.qa h4 { font-size: 17px; margin-bottom: 8px; color: var(--text); }
.qa p { color: var(--text-3); font-size: 15px; }

/* 最终 CTA */
.cta { text-align: center; }
.cta .panel { max-width: 760px; margin: 0 auto; padding: 56px 40px; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px); }
.cta h2 { font-size: 40px; font-weight: 800; margin-bottom: 14px; color: var(--text); }
.cta p { color: var(--text-3); font-size: 17px; margin-bottom: 28px; }

/* Footer */
.footer { padding: 60px 0 40px; border-top: 1px solid var(--stroke); }
.footer .wrap { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer a { color: var(--text-2); text-decoration: none; }
.footer a:hover { color: var(--text); }
.footer .copy { color: var(--text-mute); font-size: 14px; margin-top: 16px; }

/* 表单（测试 / 配对 / 生成器） */
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; color: var(--text-2); margin-bottom: 8px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 12px 14px; border-radius: 12px; font-family: var(--font); font-size: 15px;
  color: var(--text); background: rgba(255,255,255,.72); border: 1px solid var(--stroke); outline: none;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--purple); }
.field textarea { resize: vertical; min-height: 110px; }

/* 测试题 */
.q { padding: 22px 24px; margin-bottom: 16px; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px); }
.q .qt { font-size: 17px; font-weight: 700; margin-bottom: 14px; color: var(--text); }
.q .opts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.q label.opt {
  display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-radius: 12px;
  background: rgba(255,255,255,.6); border: 1px solid var(--stroke); cursor: pointer; font-size: 15px; color: var(--text);
  transition: background .15s, border-color .15s;
}
.q label.opt:hover { background: rgba(255,255,255,.88); }
.q input[type=radio] { accent-color: var(--pink); width: 18px; height: 18px; }

/* 分组测试题（Likert 量表） */
.qgroup { padding: 26px 28px; margin-bottom: 22px; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px); }
.qgroup .qg-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 4px; }
.qgroup .qg-head h3 { font-size: 19px; color: var(--text); }
.qgroup .qg-sub { font-size: 14px; color: var(--text-2); white-space: nowrap; }
.qgroup .qg-scale { font-size: 13px; color: var(--text-2); margin: 6px 0 12px; }
.qgroup .q { padding: 16px 0; margin-bottom: 0; border-top: 1px solid rgba(140,110,190,.12); background: transparent; backdrop-filter: none; }
.qgroup .q:first-of-type { border-top: 0; }
.likert { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin-top: 10px; }
.likert label { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; padding: 10px 4px; border-radius: 12px; background: rgba(255,255,255,.6); border: 1px solid var(--stroke); cursor: pointer; font-size: 12px; color: var(--text-2); text-align: center; transition: .15s; }
.likert label:hover { background: rgba(255,255,255,.88); }
.likert label:has(input:checked) { background: rgba(255,143,180,.18); border-color: var(--pink); color: var(--text); }
.likert input { accent-color: var(--pink); }
.progress { position: relative; height: 8px; background: rgba(140,110,190,.18); border-radius: 999px; max-width: 780px; margin: 0 auto 30px; }
.progress i { display: block; height: 100%; width: 0; border-radius: 999px; background: var(--grad); transition: width .25s; }
.progress span { position: absolute; right: 0; top: -20px; font-size: 13px; color: var(--text-2); }

/* 结果 / 报告 */
.result-hero { text-align: center; padding: 60px 0 30px; }
.result-hero .code { font-size: 72px; font-weight: 800; color: var(--text); }
.result-hero .nick { font-size: 22px; color: var(--text-2); margin-top: 6px; }
.cards2 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 30px; }
.mini { padding: 22px; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px); }
.mini h4 { font-size: 15px; color: var(--pink); margin-bottom: 8px; }
.mini p { font-size: 14px; color: var(--text-3); }

/* 维度条 / 标签 / 适合类型 */
.dim { margin: 14px 0; }
.dim-h { display: flex; justify-content: space-between; font-size: 13px; color: var(--text-2); margin-bottom: 6px; }
.dim-h b { color: var(--text); }
.dim-track { height: 10px; border-radius: 999px; background: rgba(140,110,190,.18); overflow: hidden; }
.dim-track i { display: block; height: 100%; background: var(--grad); }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.tag { background: rgba(177,140,246,.16); border: 1px solid rgba(177,140,246,.45); border-radius: 999px; padding: 6px 14px; font-size: 13px; color: var(--text-2); }
.fit-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 10px; }
.fit-chip { background: rgba(255,255,255,.6); border: 1px solid var(--stroke); border-radius: 12px; padding: 10px 14px; font-size: 14px; color: var(--text); }
.fit-chip b { color: var(--pink); }

/* 依恋类型典型表现列表 */
.traits { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.traits li { position: relative; padding-left: 22px; font-size: 14px; color: var(--text-3); line-height: 1.7; }
.traits li::before { content: "♥"; position: absolute; left: 0; top: 0; color: var(--pink); font-size: 12px; line-height: 1.7; }

/* ===== 结果页 · 八维认知功能 ===== */
.func-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.func-card { padding: 18px; background: rgba(255,255,255,.42); border: 1px solid var(--stroke); border-radius: 16px; }
.func-card .fc-top { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.fc-key { font-size: 28px; font-weight: 800; line-height: 1; }
.fc-role { font-size: 12px; color: var(--purple); background: rgba(177,140,246,.16); border-radius: 999px; padding: 3px 10px; white-space: nowrap; }
.fc-name { font-size: 14px; color: var(--text-2); margin: 8px 0 4px; font-weight: 600; }
.fc-desc { font-size: 13px; color: var(--text-3); line-height: 1.65; }

.func-list { display: flex; flex-direction: column; }
.func-row { display: grid; grid-template-columns: 22px 58px 88px 104px 1fr; gap: 6px 12px; align-items: baseline; padding: 12px 0; border-bottom: 1px solid var(--stroke); }
.func-row:last-child { border-bottom: none; }
.func-row.shadow { opacity: .68; }
.fr-idx { font-size: 12px; color: var(--text-mute); }
.fr-key { font-weight: 800; font-size: 18px; }
.fr-role { font-size: 12px; color: var(--purple); }
.fr-name { font-size: 13px; color: var(--text-2); }
.fr-desc { font-size: 13px; color: var(--text-3); line-height: 1.6; }

/* ===== 结果页 · 恋爱配对卡 ===== */
.pair-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.pair-card { padding: 18px; background: rgba(255,255,255,.42); border: 1px solid var(--stroke); border-radius: 16px; text-align: left; }
.pc-head { display: flex; align-items: baseline; gap: 8px; }
.pc-head b { font-size: 22px; font-weight: 800; }
.pc-head span { font-size: 13px; color: var(--text-2); }
.pc-score { font-size: 13px; color: var(--text-2); margin: 10px 0 6px; }
.pc-score b { font-size: 30px; font-weight: 800; color: var(--pink); }
.pc-score span { font-size: 13px; color: var(--text-mute); }
.pair-card .dim-track { height: 8px; margin: 4px 0 10px; }
.pc-tip { font-size: 13px; color: var(--text-3); line-height: 1.6; }

/* 配对 */
.match-box { max-width: 720px; margin: 0 auto; padding: 36px; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px); }
.match-score { text-align: center; margin: 24px 0; }
.match-score .n { font-size: 64px; font-weight: 800; color: var(--text); }
.match-score .bar { height: 12px; border-radius: 999px; background: rgba(140,110,190,.18); overflow: hidden; margin: 14px auto; max-width: 360px; }
.match-score .bar > i { display: block; height: 100%; background: var(--grad); }

/* 收款码 */
.qr { display: flex; gap: 28px; justify-content: center; flex-wrap: wrap; margin: 22px 0; }
.qr figure { text-align: center; }
.qr img { width: 180px; height: 180px; border-radius: 16px; background: #fff; padding: 10px; object-fit: contain; }
.qr figcaption { margin-top: 8px; color: var(--text-2); font-size: 14px; }

/* 赞助页装饰 */
.heart-big { font-size: 56px; margin-bottom: 12px; line-height: 1; }
.small { font-size: 12px; }

/* 实用 */
.center { text-align: center; }
.mt { margin-top: 28px; }
.muted { color: var(--text-mute); font-size: 14px; }
.tag-pill { display: inline-block; padding: 4px 12px; border-radius: 999px; background: var(--grad-soft); border: 1px solid var(--stroke); font-size: 13px; color: var(--text-2); }
.alert { padding: 14px 18px; border-radius: 12px; background: rgba(255,143,180,.16); border: 1px solid rgba(255,143,180,.35); color: #b3406a; font-size: 14px; margin-bottom: 18px; }

/* 测试广场卡片 */
.plaza { grid-template-columns: repeat(3, 1fr); gap: 20px; }
.plaza-card { position: relative; display: block; text-decoration: none; color: var(--text); padding: 26px 24px 24px; background: var(--glass); border: 1px solid var(--stroke); border-radius: var(--radius); backdrop-filter: blur(16px); transition: transform .2s, border-color .2s; }
.plaza-card:hover { transform: translateY(-3px); border-color: var(--pink); }
.plaza-card .ic-emoji { font-size: 34px; margin-bottom: 14px; }
.plaza-card h3 { font-size: 18px; margin-bottom: 8px; color: var(--text); }
.plaza-card p { color: var(--text-3); font-size: 14px; }
.plaza-tag { position: absolute; top: 16px; right: 16px; font-size: 12px; padding: 3px 10px; border-radius: 999px; background: var(--grad-soft); border: 1px solid var(--stroke); color: var(--text-2); }
.plaza-go { display: inline-block; margin-top: 14px; font-size: 14px; font-weight: 700; color: var(--pink); }

/* 交叉选择卡（cross.php picker） */
.picker { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; max-width: 920px; margin: 30px auto 0; }
.pick { display: flex; flex-direction: column; gap: 4px; padding: 16px; border-radius: 14px; background: var(--glass); border: 1px solid var(--stroke); text-decoration: none; color: var(--text); transition: .15s; }
.pick:hover { background: rgba(255,143,180,.16); border-color: var(--pink); transform: translateY(-2px); }
.pick b { font-size: 16px; }
.pick span { font-size: 12px; color: var(--text-mute); }

/* 响应式 */
@media (max-width: 980px) {
  .features, .steps, .price, .cards2 { grid-template-columns: 1fr 1fr; }
  .quotes { grid-template-columns: 1fr 1fr; }
  .picker { grid-template-columns: repeat(3, 1fr); }
  .nav { display: none; }
}
@media (max-width: 640px) {
  .hero h1 { font-size: 38px; }
  .sec-head h2, .cta h2 { font-size: 30px; }
  .features, .steps, .price, .cards2, .quotes { grid-template-columns: 1fr; }
  .q .opts { grid-template-columns: 1fr; }
  .picker { grid-template-columns: repeat(2, 1fr); }
  .nav { display: none; }
  .menu-btn { display: block; }

  /* 结果页移动端优化 */
  .result-hero { padding: 40px 0 20px; }
  .result-hero .code { font-size: 52px; }
  .result-hero .nick { font-size: 18px; }
  .func-grid { grid-template-columns: 1fr; }
  .pair-grid { grid-template-columns: 1fr; }
  .func-row { display: block; padding: 14px 0; }
  .fr-idx { display: inline; color: var(--text-mute); margin-right: 8px; }
  .fr-key { display: inline; font-size: 18px; margin-right: 10px; }
  .fr-role { display: inline; font-size: 12px; }
  .fr-name { display: block; font-size: 13px; margin: 3px 0 2px; }
  .fr-desc { display: block; font-size: 13px; }
  .glass, .panel { padding: 20px 18px !important; }
  .cards2 { gap: 12px; }
  .mini { padding: 18px; }
  .mini p { font-size: 13px; }
}

/* =========================================================================
   交互层（全站微交互 · 棱镜水彩风格）
   入场 stagger / 滚动揭示 / 卡片光晕 / 按钮水波纹 / 表单反馈 / 完成庆祝 / 降级
   ========================================================================= */

/* 首屏 hero 自动入场（纯 CSS，无 JS 依赖；stagger 由延迟控制） */
@keyframes heroIn { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
.hero .badge   { animation: heroIn .7s .05s both; }
.hero h1       { animation: heroIn .7s .16s both; }
.hero p.sub    { animation: heroIn .7s .30s both; }
.hero-actions  { animation: heroIn .7s .42s both; }
.hero .persona { animation: heroIn .7s .52s both; }

/* 滚动揭示（非首屏；.js 门控，无 JS 时正常显示） */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .6s cubic-bezier(.22,.61,.36,1), transform .6s cubic-bezier(.22,.61,.36,1); transition-delay: calc(var(--i, 0) * 70ms); will-change: opacity, transform; }
.reveal.in { opacity: 1; transform: none; }

/* 卡片光晕：hover 抬升 + 光谱描边 + 柔光（覆盖原有 transition，补 box-shadow） */
.glass, .feature, .step, .quote, .plan, .qa, .persona, .match-box, .mini, .plaza-card, .pick {
  transition: transform .25s cubic-bezier(.34,1.56,.64,1), border-color .25s, box-shadow .25s, background .25s;
}
.glass:hover, .feature:hover, .step:hover, .quote:hover, .plan:hover, .qa:hover, .persona:hover, .match-box:hover, .mini:hover {
  transform: translateY(-4px);
  border-color: rgba(255,143,180,.55);
  box-shadow: 0 16px 40px rgba(177,140,246,.22), 0 4px 18px rgba(255,143,180,.18);
}
.plaza-card:hover { box-shadow: 0 18px 44px rgba(255,143,180,.26), 0 6px 20px rgba(177,140,246,.2); }
.pick:hover { box-shadow: 0 12px 30px rgba(255,143,180,.22); }

/* 按钮水波纹 + 真实触感 */
.btn { position: relative; overflow: hidden; }
.btn::after { content: ""; position: absolute; left: 50%; top: 50%; width: 14px; height: 14px; border-radius: 50%; background: rgba(255,255,255,.55); transform: translate(-50%,-50%) scale(0); opacity: 0; pointer-events: none; }
.btn.rippling::after { animation: ripple .6s ease-out; }
@keyframes ripple { 0% { transform: translate(-50%,-50%) scale(0); opacity: .6; } 100% { transform: translate(-50%,-50%) scale(22); opacity: 0; } }
.btn:active { transform: translateY(1px) scale(.99); }
.btn-primary:active { box-shadow: 0 4px 14px rgba(255,143,180,.3); }

/* logo 彩蛋（hover 棱镜微转） */
.header .logo svg { transition: transform .45s cubic-bezier(.34,1.56,.64,1); transform-origin: center; }
.header .logo:hover svg { transform: rotate(22deg); }

/* 单选选项选中态光谱填充（与 likert 对齐） */
.q label.opt:has(input:checked) { background: rgba(255,143,180,.18); border-color: var(--pink); color: var(--text); }

/* 表单实时反馈态（JS 加 .is-valid / .is-invalid + 就地提示） */
.field input.is-valid, .field textarea.is-valid, .field select.is-valid { border-color: #5fc99a; background: rgba(255,255,255,.82); }
.field input.is-invalid, .field textarea.is-invalid, .field select.is-invalid { border-color: #e88aa0; background: rgba(255,200,210,.18); }
.field-msg { font-size: 12.5px; margin-top: 6px; min-height: 1px; color: var(--text-3); }
.field-msg.err { color: #c75a78; }
.field-msg.ok { color: #2f9e74; }

/* 维度条 / 进度条 生长动画 + 进度脉冲 */
.dim-track i { transition: width .9s cubic-bezier(.22,.61,.36,1); }
.progress i { transition: width .35s cubic-bezier(.22,.61,.36,1); }
.progress.pulse span { animation: pop .35s ease; }

/* 结果页 code 庆祝弹入 */
.result-hero .code { animation: popIn .7s cubic-bezier(.34,1.56,.64,1) both; }
@keyframes popIn { 0% { transform: scale(.6); opacity: 0; } 60% { transform: scale(1.08); } 100% { transform: scale(1); opacity: 1; } }
@keyframes pop { 0% { transform: scale(1); } 50% { transform: scale(1.18); } 100% { transform: scale(1); } }

/* 页面进入淡入（轻量转场） */
body.page-in { opacity: 0; }
body.page-ready { opacity: 1; transition: opacity .35s ease; }

/* 无障碍：尊重 reduced-motion，全部降级 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1 !important; transform: none !important; }
  .orb { animation: none !important; }
}