:root{
  --zi:#660874;          /* 清华紫 */
  --zi-2:#8b1aa2;
  --zi-deep:#3b0a46;
  --zi-dark:#240529;
  --gold:#d9b45a;
  --gold-2:#f2d9a4;
  --glow:#ff9f6b;
  --paper:#faf7fb;
  --paper2:#f3ecf6;
  --paper3:#e9dfee;
  --ink:#1f1524;
  --soft:#63566c;
  --line:rgba(102,8,116,.14);
  --serif:"Songti SC","STSong","Noto Serif SC",Georgia,"SimSun",serif;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --max:1140px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* ============ 顶部条 ============ */
.topbar{background:var(--zi-dark);color:#c9b4d1;font-size:12.5px;letter-spacing:.06em}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:36px;gap:16px}
.topbar span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar .tb-right{color:var(--gold);flex-shrink:0;opacity:.9}

/* ============ 导航 ============ */
header.site{position:sticky;top:0;z-index:50;background:rgba(36,5,41,.94);backdrop-filter:blur(10px);border-bottom:1px solid rgba(217,180,90,.2)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px;gap:20px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand img{width:42px;height:42px;border-radius:50%;border:1px solid rgba(217,180,90,.5)}
.brand b{display:block;font-family:var(--serif);font-size:18px;letter-spacing:.06em;color:#fff;line-height:1.3}
.brand small{display:block;font-size:10px;color:var(--gold);letter-spacing:.2em;text-transform:uppercase}
nav.links{display:flex;align-items:center;gap:0}
nav.links a{font-size:14.5px;padding:9px 12px;color:#e6d9ea;white-space:nowrap;position:relative;transition:.2s}
nav.links a::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:1px;background:var(--gold);transform:scaleX(0);transition:.25s;transform-origin:left}
nav.links a:hover{color:#fff}
nav.links a:hover::after{transform:scaleX(1)}
.nav-cta{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--zi-dark)!important;padding:10px 20px!important;border-radius:2px;font-size:14px;font-weight:600;margin-left:10px}
.nav-cta::after{display:none}
.nav-cta:hover{filter:brightness(1.06)}
.burger{display:none;background:none;border:1px solid rgba(217,180,90,.35);border-radius:2px;padding:8px 10px;cursor:pointer}
.burger span{display:block;width:20px;height:2px;background:var(--gold);margin:4px 0;transition:.2s}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding:84px 0 92px;color:#fff;
  background:
    radial-gradient(1000px 520px at 88% -14%, rgba(160,40,190,.55) 0%, transparent 62%),
    radial-gradient(760px 460px at 4% 108%, rgba(255,159,107,.2) 0%, transparent 60%),
    linear-gradient(158deg,#240529 0%,#4a0a58 52%,#600b6d 100%)}
.hero::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.022) 0 1px,transparent 1px 3px);pointer-events:none}
.hero::after{content:"";position:absolute;left:50%;top:-260px;width:900px;height:520px;margin-left:-450px;background:radial-gradient(ellipse,rgba(255,159,107,.14),transparent 70%);pointer-events:none}
.hero .wrap{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;position:relative;z-index:1}
.hero .kicker{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.24em;color:var(--gold);margin-bottom:22px;text-transform:uppercase}
.hero .kicker::before{content:"";width:28px;height:1px;background:var(--gold)}
.hero h1{font-family:var(--serif);font-size:clamp(34px,5vw,58px);line-height:1.3;font-weight:400;letter-spacing:.04em;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--gold-2);position:relative}

.hero .lead{font-size:16.5px;color:#dccbe3;max-width:520px;margin-bottom:8px}
.hero .lead2{font-size:14.5px;color:#bda6c8;max-width:520px;margin-bottom:26px;padding-left:14px;border-left:2px solid var(--gold)}
.hero .chars{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:30px}
.hero .chars span{width:34px;height:34px;display:grid;place-items:center;font-family:var(--serif);font-size:17px;color:var(--gold-2);border:1px solid rgba(217,180,90,.38);background:rgba(255,255,255,.045);border-radius:2px}
.btns{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn{display:inline-block;padding:15px 34px;font-size:15.5px;letter-spacing:.08em;border-radius:2px;transition:.22s;border:1px solid transparent}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--zi-dark);font-weight:600;box-shadow:0 14px 30px -14px rgba(217,180,90,.7)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 36px -14px rgba(217,180,90,.8)}
.btn-ghost{border-color:rgba(255,255,255,.34);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.6)}
.hero .poster{position:relative}
.hero .poster img{border-radius:3px;border:1px solid rgba(217,180,90,.55);box-shadow:0 48px 90px -34px rgba(0,0,0,.85),0 0 0 9px rgba(255,255,255,.045);}
.hero .badge{display:inline-block;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--zi-dark);font-size:12.5px;letter-spacing:.14em;padding:7px 14px;border-radius:2px;font-weight:600;box-shadow:0 10px 24px -14px rgba(0,0,0,.55);margin-bottom:14px}

/* ============ 数字条 ============ */
.stats{background:linear-gradient(90deg,#2c0633,#4a0a58,#2c0633);color:#d9c6e0;padding:34px 0;border-top:1px solid rgba(217,180,90,.18);border-bottom:1px solid rgba(217,180,90,.18)}
.stats .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}
.stat b{display:block;font-family:var(--serif);font-size:clamp(28px,3.8vw,42px);color:var(--gold-2);line-height:1.1}
.stat b i{font-style:normal;font-size:14px;color:#c3aed0;margin-left:5px;letter-spacing:.1em}
.stat span{display:block;font-size:13px;color:#b39bbf;margin-top:8px;letter-spacing:.12em}
.stat .zi12{display:grid;grid-template-columns:repeat(6,1em);gap:9px 16px;justify-content:center;font-size:14.5px;letter-spacing:0;margin-top:12px}
.stat .zi12 em{font-style:normal;text-align:center;line-height:1.3}

/* ============ 通用 ============ */
section{padding:82px 0}
.sec-head{text-align:center;margin-bottom:52px}
.sec-head .en{display:block;font-size:11px;letter-spacing:.32em;color:var(--zi-2);text-transform:uppercase;margin-bottom:14px}
.sec-head h2{font-family:var(--serif);font-size:clamp(25px,3.3vw,36px);font-weight:400;color:var(--zi-deep);letter-spacing:.05em;line-height:1.4}
.sec-head p{color:var(--soft);font-size:15px;margin-top:14px;max-width:640px;margin-left:auto;margin-right:auto}
.on-dark .sec-head .en{color:var(--gold)}
.on-dark .sec-head h2{color:#fff}
.on-dark .sec-head p{color:#c3aed0}

/* ============ 十二主题大纲 ============ */
.plan{background:radial-gradient(900px 500px at 50% -10%, rgba(139,26,162,.55), transparent 62%),linear-gradient(180deg,#240529,#3b0a46 55%,#2b0632)}
.plan-ribbon{display:flex;flex-wrap:wrap;justify-content:center;gap:0;margin-bottom:46px;border-top:1px solid rgba(217,180,90,.2);border-bottom:1px solid rgba(217,180,90,.2);padding:14px 0}
.plan-ribbon span{font-family:var(--serif);font-size:19px;color:var(--gold-2);letter-spacing:.04em;padding:0 16px;position:relative}
.plan-ribbon span+span::before{content:"·";position:absolute;left:-3px;color:rgba(217,180,90,.45)}
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.plan-card{position:relative;overflow:hidden;background:linear-gradient(158deg,rgba(255,255,255,.075),rgba(255,255,255,.028));border:1px solid rgba(217,180,90,.18);border-radius:3px;padding:28px 24px 26px;transition:.28s}
.plan-card:hover{transform:translateY(-4px);border-color:rgba(217,180,90,.55);background:linear-gradient(158deg,rgba(255,255,255,.11),rgba(255,255,255,.04));box-shadow:0 24px 48px -26px rgba(0,0,0,.8)}
.plan-card .pc-char{position:absolute;right:10px;top:-16px;font-family:var(--serif);font-size:104px;line-height:1;color:rgba(217,180,90,.13);pointer-events:none}
.plan-card .pc-no{display:inline-block;font-size:11.5px;letter-spacing:.24em;color:var(--gold);margin-bottom:12px}
.plan-card h3{position:relative;font-family:var(--serif);font-size:20px;font-weight:400;color:#fff;letter-spacing:.04em;margin-bottom:12px;line-height:1.5}
.plan-card h3 b{color:var(--gold-2);font-weight:400}
.plan-card p{position:relative;font-size:14px;line-height:1.9;color:#c6b2cf}
.creed{margin-top:46px;border:1px solid rgba(217,180,90,.35);background:linear-gradient(120deg,rgba(217,180,90,.12),rgba(255,255,255,.03));border-radius:3px;padding:38px 34px;text-align:center}
.creed .c1{font-family:var(--serif);font-size:clamp(17px,2.2vw,22px);color:var(--gold-2);letter-spacing:.1em;line-height:1.9}
.creed .c2{margin-top:12px;font-size:14px;color:#c3aed0;letter-spacing:.08em}

/* ============ 读书会是什么 ============ */
.about{background:var(--paper)}
.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.about-card{background:#fff;border:1px solid var(--line);border-top:3px solid var(--zi);border-radius:2px;padding:34px 28px;transition:.25s}
.about-card:hover{transform:translateY(-4px);box-shadow:0 22px 44px -28px rgba(102,8,116,.6)}
.about-card .no{font-family:var(--serif);font-size:12px;color:var(--gold);letter-spacing:.24em;margin-bottom:14px}
.about-card h3{font-family:var(--serif);font-size:20px;font-weight:400;color:var(--zi-deep);margin-bottom:12px;letter-spacing:.04em}
.about-card p{font-size:14.5px;color:var(--soft);line-height:1.9}

/* 简介 */
.slogan{text-align:center;font-family:var(--serif);font-size:clamp(20px,2.6vw,27px);letter-spacing:.14em;color:var(--zi);margin:-26px 0 22px}
.slogan em{font-style:normal;color:var(--gold);margin:0 12px}
.intro-lead{max-width:800px;margin:0 auto 44px;text-align:center;font-size:15px;color:var(--soft);line-height:2}
.intro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.intro-card{background:#fff;border:1px solid var(--line);border-radius:2px;padding:30px 26px;position:relative;transition:.25s}
.intro-card:hover{transform:translateY(-3px);box-shadow:0 20px 40px -28px rgba(102,8,116,.55)}
.intro-card .ino{display:block;font-family:var(--serif);font-size:12.5px;letter-spacing:.26em;color:var(--gold);margin-bottom:14px}
.intro-card h3{font-family:var(--serif);font-size:18.5px;font-weight:400;color:var(--zi-deep);margin-bottom:10px;letter-spacing:.06em}
.intro-card p{font-size:14.5px;color:var(--soft);line-height:1.95}
.idea{margin-top:18px;border:1px solid rgba(102,8,116,.18);background:linear-gradient(120deg,rgba(102,8,116,.06),rgba(217,180,90,.08));border-radius:3px;padding:32px 34px;text-align:center}
.idea .it{font-size:11.5px;letter-spacing:.3em;color:var(--zi-2);margin-bottom:16px}
.idea p{font-family:var(--serif);font-size:clamp(16px,2.1vw,21px);color:var(--zi-deep);letter-spacing:.05em;line-height:2.1}
.idea p b{color:var(--zi);font-weight:400}
.idea .sep{color:var(--gold);margin:0 10px;font-style:normal}
.values{margin-top:18px;border-radius:3px;padding:34px 30px;text-align:center;color:#fff;
  background:radial-gradient(600px 300px at 80% 0%,rgba(255,159,107,.2),transparent 60%),linear-gradient(150deg,#3b0a46,#660874 60%,#2a0631)}
.values .v-title{font-size:11.5px;letter-spacing:.34em;color:var(--gold)}
.v-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0 24px}
.v-row span{font-family:var(--serif);font-size:clamp(18px,2.4vw,24px);letter-spacing:.16em;padding:18px 6px;border:1px solid rgba(217,180,90,.4);border-radius:2px;background:rgba(255,255,255,.05)}
.v-sub{font-size:13px;letter-spacing:.1em;color:#d8c3e0}
.v-sub b{color:var(--gold-2);font-weight:400}
.promo{margin-top:26px;text-align:center;font-family:var(--serif);font-size:clamp(16px,2.1vw,20px);letter-spacing:.1em;color:var(--zi);line-height:2}
.promo span{color:var(--gold);margin:0 8px}

/* ============ 节奏 ============ */
.course{background:var(--paper2)}
.tabs{display:flex;justify-content:center;gap:0;margin-bottom:36px;border-bottom:1px solid var(--line)}
.tabs button{background:none;border:none;padding:14px 30px;font-size:15.5px;color:var(--soft);cursor:pointer;border-bottom:2px solid transparent;transition:.2s;letter-spacing:.06em;font-family:var(--sans)}
.tabs button.on{color:var(--zi);border-bottom-color:var(--zi);font-weight:600}
.panel{display:none}
.panel.on{display:block;animation:fade .35s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.tbl-wrap{background:#fff;border:1px solid var(--line);border-radius:2px;overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:560px}
th{background:var(--zi-deep);color:#f0e3f4;font-weight:600;text-align:left;padding:14px 18px;font-size:13.5px;letter-spacing:.08em}
td{padding:15px 18px;border-bottom:1px solid var(--paper3);color:var(--soft);vertical-align:top}
tr:last-child td{border-bottom:none}
td:first-child{color:var(--zi);font-family:var(--serif);font-size:15px;white-space:nowrap}
td b{color:var(--ink);font-weight:600}
.week-block{background:#fff;border:1px solid var(--line);border-radius:2px;padding:26px 30px;margin-bottom:14px;display:grid;grid-template-columns:96px 1fr;gap:22px;align-items:start}
.week-block .wk{font-family:var(--serif);font-size:14.5px;color:var(--zi-2);letter-spacing:.12em;padding-top:3px}
.week-block h4{font-family:var(--serif);font-size:19px;font-weight:400;color:var(--zi-deep);margin-bottom:8px}
.week-block p{font-size:14px;color:var(--soft)}
.week-block p em{font-style:normal;color:var(--zi-2)}
.course-note{margin-top:20px;font-size:13px;color:var(--soft);text-align:center;letter-spacing:.04em}

/* ============ 打卡 / 分享 ============ */
.share{background:linear-gradient(180deg,var(--paper2) 0%,var(--paper) 100%)}
.share-top{display:grid;grid-template-columns:.95fr 1.05fr;gap:52px;align-items:center;margin-bottom:46px}
.frame{position:relative;aspect-ratio:3/4;max-width:390px;width:100%;border-radius:3px;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;padding:26px;color:#fff;
  background:radial-gradient(700px 400px at 80% 0%,rgba(255,159,107,.28),transparent 60%),linear-gradient(165deg,#4a0a58,#660874 55%,#2a0631);
  box-shadow:0 34px 60px -30px rgba(102,8,116,.7)}
.frame::before{content:"";position:absolute;inset:12px;border:1px solid rgba(217,180,90,.45);border-radius:2px;pointer-events:none}
.frame .f-top{position:relative;text-align:center;font-size:11.5px;letter-spacing:.3em;color:var(--gold)}
.frame .f-quote{position:relative;font-family:var(--serif);font-size:clamp(24px,3.4vw,31px);line-height:1.62;letter-spacing:.06em;text-align:center;color:#fff}
.frame .f-quote em{font-style:normal;color:var(--gold-2)}
.frame .f-bot{position:relative;text-align:center}
.frame .f-bot .l1{font-size:12px;letter-spacing:.14em;color:#d8c3e0}
.frame .f-bot .l2{margin-top:8px;display:inline-block;font-size:12px;letter-spacing:.1em;color:var(--gold-2);border:1px solid rgba(217,180,90,.45);padding:4px 12px;border-radius:20px}
.share-txt .sec-head{text-align:left;margin-bottom:24px}
.share-txt .sec-head p{margin-left:0}
.share-txt h2{line-height:1.45}
.tips{list-style:none;margin:22px 0 26px}
.tips li{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14.5px;color:var(--soft)}
.tips li:last-child{border-bottom:none}
.tips li b{flex-shrink:0;color:var(--zi);font-family:var(--serif);font-size:14px;letter-spacing:.06em;padding-top:1px}
.hashtag{display:inline-block;background:var(--zi);color:#fff;font-size:13px;letter-spacing:.08em;padding:9px 18px;border-radius:2px}
.qcards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:46px}
.qcard{aspect-ratio:1/1;display:flex;flex-direction:column;justify-content:space-between;padding:26px;border-radius:3px;color:#fff;position:relative;overflow:hidden;
  background:linear-gradient(155deg,#660874,#3b0a46);border:1px solid rgba(217,180,90,.35);transition:.25s}
.qcard:nth-child(2){background:linear-gradient(155deg,#3b0a46,#660874 70%,#8b1aa2)}
.qcard:nth-child(3){background:linear-gradient(155deg,#4a0a58,#2a0631)}
.qcard:hover{transform:translateY(-4px);box-shadow:0 24px 44px -26px rgba(102,8,116,.75)}
.qcard .qc-mark{font-family:var(--serif);font-size:34px;color:rgba(217,180,90,.5);line-height:1}
.qcard .qc-txt{font-family:var(--serif);font-size:clamp(19px,2.3vw,23px);line-height:1.7;letter-spacing:.05em;color:#fff}
.qcard .qc-txt em{font-style:normal;color:var(--gold-2)}
.qcard .qc-foot{font-size:11.5px;letter-spacing:.16em;color:rgba(255,255,255,.6)}
.qcard .qc-foot b{color:var(--gold);font-weight:400}
.scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.scene-label{text-align:center;font-family:var(--serif);font-size:14px;letter-spacing:.34em;color:var(--zi);margin-bottom:18px;padding-top:8px;border-top:1px solid var(--line)}
.scene-grid figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:2px;overflow:hidden;display:flex;flex-direction:column}
.scene-grid img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;transition:.5s}
.scene-grid figure:hover img{transform:scale(1.03)}
.scene-grid .wide{grid-column:span 2}
.scene-grid .wide img{aspect-ratio:16/8}
.scene-grid figcaption{padding:12px 16px;font-size:12.5px;color:var(--soft);letter-spacing:.06em;border-top:1px solid var(--line)}
.placeholder{text-align:center;padding:50px 30px;background:#fff;border:1px dashed var(--line);border-radius:2px;color:var(--soft)}
.placeholder b{display:block;font-family:var(--serif);font-size:18px;color:var(--zi-deep);margin-bottom:10px;font-weight:400}
.placeholder p{font-size:13.5px}

/* ============ 会员 / 定价 ============ */
.vip{background:var(--paper)}
.vip th:last-child{background:linear-gradient(135deg,#7d1490,#4a0a58)}
.vip td:last-child{background:rgba(102,8,116,.045);color:var(--ink);font-weight:500}
.yes{color:var(--zi);font-weight:600}
.no{color:#bcb2c2}
.price{background:radial-gradient(760px 420px at 50% 0%,rgba(139,26,162,.5),transparent 65%),linear-gradient(180deg,#2a0631,#3b0a46 60%,#240529);color:#e6d9ea;position:relative;overflow:hidden}
.price::before{content:"";position:absolute;left:-160px;bottom:-180px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(217,180,90,.12),transparent 70%)}
.price .wrap{position:relative;z-index:1}
.price-card{max-width:560px;margin:0 auto;background:linear-gradient(165deg,rgba(255,255,255,.09),rgba(255,255,255,.035));border:1px solid rgba(217,180,90,.4);border-radius:3px;padding:46px 40px;text-align:center;backdrop-filter:blur(4px)}
.price-card .tag{display:inline-block;font-size:11.5px;letter-spacing:.26em;color:var(--zi-dark);background:linear-gradient(135deg,var(--gold-2),var(--gold));padding:6px 18px;border-radius:2px;margin-bottom:24px;font-weight:600}
.price-card .amount{font-family:var(--serif);line-height:1;color:#fff}
.price-card .amount b{font-size:80px;font-weight:400;letter-spacing:.02em;color:var(--gold-2)}
.price-card .amount i{font-style:normal;font-size:18px;color:#c3aed0;margin-left:6px}
.price-card .per{margin-top:12px;font-size:14.5px;color:var(--gold);letter-spacing:.16em}
.price-card .anchor{margin:26px 0 30px;padding:16px 0;border-top:1px solid rgba(255,255,255,.14);border-bottom:1px solid rgba(255,255,255,.14);font-size:13.5px;color:#c3aed0;line-height:2}
.price-card .anchor s{color:#8f779c}
.price-card .anchor b{color:#fff;font-weight:500}
.price-card .btn-gold{width:100%;padding:16px;font-size:16px}
.price-card .hint{margin-top:16px;font-size:12.5px;color:#a68fb2;letter-spacing:.06em}

/* ============ FAQ ============ */
.faq{background:var(--paper2)}
.faq-list{max-width:820px;margin:0 auto}
.faq-list details{background:#fff;border:1px solid var(--line);border-radius:2px;margin-bottom:10px;padding:0 26px}
.faq-list summary{cursor:pointer;padding:19px 0;font-size:15.5px;color:var(--zi-deep);list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;font-weight:500}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";font-size:21px;color:var(--zi-2);font-weight:300;flex-shrink:0;transition:.2s}
.faq-list details[open] summary::after{content:"−"}
.faq-list details p{padding:0 0 22px;font-size:14.5px;color:var(--soft);line-height:1.9}
.faq-list details p b{color:var(--zi);font-weight:600}

/* ============ 报名 ============ */
.join{background:linear-gradient(180deg,var(--paper2),var(--paper3))}
.join .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.join h2{font-family:var(--serif);font-size:clamp(25px,3.2vw,35px);font-weight:400;color:var(--zi-deep);letter-spacing:.05em;margin-bottom:18px;line-height:1.45}
.join .p{font-size:15px;color:var(--soft);margin-bottom:24px;line-height:1.9}
.join-steps{list-style:none}
.join-steps li{display:flex;gap:15px;padding:13px 0;border-bottom:1px dashed var(--line);font-size:14.5px;color:var(--soft)}
.join-steps li:last-child{border-bottom:none}
.join-steps li b{flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--zi);color:#fff;font-size:13px;display:flex;align-items:center;justify-content:center;margin-top:2px;font-weight:500}
.join-steps li span b{display:inline;width:auto;height:auto;background:none;color:var(--ink);font-size:14.5px;font-weight:600;margin:0}
.qr-box{background:#fff;border:1px solid var(--line);border-radius:3px;padding:34px 28px;text-align:center;box-shadow:0 24px 50px -34px rgba(102,8,116,.55)}
.qr-slot{width:186px;height:186px;margin:0 auto 18px;border:2px dashed var(--line);border-radius:3px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#c0b4c6;font-size:12.5px;gap:6px;background:var(--paper)}
.qr-slot b{font-size:30px;font-weight:300;color:var(--zi-2)}
.qr-box h3{font-family:var(--serif);font-size:18px;font-weight:400;color:var(--zi-deep);margin-bottom:6px}
.qr-box p{font-size:13px;color:var(--soft);margin-bottom:14px}
.qr-box .tel{display:block;font-size:19px;font-family:var(--serif);color:var(--zi);letter-spacing:.06em;padding:12px;border-top:1px solid var(--line)}

/* ============ 页脚 ============ */
footer.site{background:var(--zi-dark);color:#a58cb2;padding:54px 0 28px;font-size:13.5px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:34px}
footer.site h4{color:#f0e3f4;font-family:var(--serif);font-size:16.5px;font-weight:400;margin-bottom:14px;letter-spacing:.06em}
footer.site p{font-size:13px;line-height:1.9;margin-bottom:6px}
footer.site a:hover{color:var(--gold)}
.foot-bot{border-top:1px solid rgba(255,255,255,.09);padding-top:20px;font-size:12px;color:#7d6589;line-height:1.9;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.disclaim{background:rgba(0,0,0,.2);border-radius:2px;padding:14px 18px;font-size:12px;color:#957ea2;line-height:1.85;margin-top:16px}

/* 移动端底部 CTA */
.cta-bar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:60;background:rgba(30,4,34,.97);border-top:1px solid rgba(217,180,90,.35);padding:9px 16px;align-items:center;justify-content:space-between;gap:14px}
.cta-bar span{font-size:12.5px;color:#d6c2de;letter-spacing:.04em}
.cta-bar a{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--zi-dark);font-size:14px;font-weight:600;padding:10px 22px;border-radius:2px;white-space:nowrap}

/* 进场 */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:980px){
  .hero .wrap{grid-template-columns:1fr;gap:44px}
  .hero{padding:54px 0 64px}
  .hero .poster{order:-1;max-width:300px;margin:0 auto}
  .plan-grid{grid-template-columns:repeat(2,1fr)}
  .share-top{grid-template-columns:1fr;gap:36px}
  .frame{margin:0 auto}
}
@media (max-width:900px){
  section{padding:60px 0}
  .about-grid,.qcards,.intro-grid{grid-template-columns:1fr}
  .v-row{grid-template-columns:1fr;gap:10px}
  .idea,.values{padding:26px 22px}
  .qcard{aspect-ratio:auto;padding:24px;gap:16px}
  .join .wrap{grid-template-columns:1fr;gap:36px}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  nav.links{position:fixed;top:106px;left:0;right:0;background:var(--zi-dark);flex-direction:column;align-items:stretch;gap:0;padding:10px 20px 20px;border-bottom:1px solid rgba(217,180,90,.25);box-shadow:0 20px 30px -20px rgba(0,0,0,.6);display:none}
  nav.links.open{display:flex}
  nav.links a{padding:14px 4px;border-bottom:1px solid rgba(255,255,255,.07)}
  nav.links a::after{display:none}
  .nav-cta{margin:12px 0 0;text-align:center}
  .burger{display:block}
  .stats .wrap{grid-template-columns:1fr;gap:24px}
  .stats{padding:28px 0}
  .sec-head{margin-bottom:34px}
  .week-block{grid-template-columns:1fr;gap:6px}
  .price-card{padding:34px 22px}
  .price-card .amount b{font-size:62px}
  .scene-grid{grid-template-columns:1fr}
  .scene-grid .wide{grid-column:span 1}
  .topbar .tb-right{display:none}
  .plan-ribbon span{font-size:16px;padding:0 9px}
  .cta-bar{display:flex}
  body{padding-bottom:58px}
}
@media (max-width:520px){
  .plan-grid{grid-template-columns:1fr}
  .hero .chars span{width:30px;height:30px;font-size:15px}
  .btn{padding:14px 24px;font-size:14.5px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* ============================================================
   2.0 官网改版新增组件（多页面 / 学员中心 / 检索 / 后台）
   主题色沿用清华紫，不改变原有视觉调性
   ============================================================ */
.phero{background:radial-gradient(120% 130% at 12% 0%,#4a0b58 0%,var(--zi-dark) 62%,#1b0320 100%);color:#fff;padding:64px 0 56px;position:relative;overflow:hidden}
.phero::after{content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(217,180,90,.18),transparent 68%)}
.phero .wrap{position:relative;z-index:2}
.phero .kicker{font-size:11.5px;letter-spacing:.28em;color:var(--gold);text-transform:uppercase}
.phero h1{font-family:var(--serif);font-size:clamp(28px,4vw,44px);line-height:1.3;margin:12px 0 14px;font-weight:400;letter-spacing:.04em}
.phero p{color:#cbb6d5;font-size:15px;max-width:720px;line-height:1.9}
.crumbs{font-size:12.5px;color:#a98fb6;padding:16px 0 0}
.crumbs a{color:#a98fb6}.crumbs a:hover{color:var(--gold)}
.crumbs span{opacity:.6;margin:0 6px}

.sec{padding:62px 0}
.sec.alt{background:var(--paper2)}
.sec.dark{background:linear-gradient(180deg,var(--zi-deep),var(--zi-dark));color:#e8dcee}
.sec.dark .sec-head h2{color:#fff}
.sec.dark .sec-head p{color:#b9a3c4}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.card{background:#fff;border:1px solid var(--line);border-radius:3px;padding:26px 24px;transition:.25s;position:relative}
.card:hover{box-shadow:0 18px 40px -26px rgba(59,10,70,.4);transform:translateY(-2px)}
.card .no{font-family:var(--serif);font-size:13px;color:var(--gold);letter-spacing:.18em;margin-bottom:8px}
.card h3{font-family:var(--serif);font-size:19px;font-weight:400;margin-bottom:8px;color:var(--zi-deep)}
.card p{font-size:14px;color:var(--soft);line-height:1.85}
.card a.more{display:inline-block;margin-top:12px;font-size:13px;color:var(--zi);border-bottom:1px solid var(--line)}
.sec.dark .card{background:rgba(255,255,255,.045);border-color:rgba(217,180,90,.22)}
.sec.dark .card h3{color:#fff}.sec.dark .card p{color:#c2adcc}

.pill{display:inline-block;font-size:11.5px;letter-spacing:.1em;padding:4px 10px;border-radius:2px;background:rgba(102,8,116,.07);color:var(--zi);border:1px solid var(--line)}
.pill.gold{background:rgba(217,180,90,.14);color:#8a6d1f;border-color:rgba(217,180,90,.4)}
.pill.live{background:rgba(34,139,84,.1);color:#1c7a4a;border-color:rgba(34,139,84,.28)}

.btn-solid{display:inline-block;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--zi-dark);font-weight:600;font-size:14.5px;padding:12px 26px;border-radius:2px;border:0;cursor:pointer;transition:.2s}
.btn-solid:hover{filter:brightness(1.06)}
.btn-line{display:inline-block;border:1px solid rgba(102,8,116,.3);color:var(--zi);font-size:14px;padding:11px 22px;border-radius:2px;cursor:pointer;background:none;transition:.2s}
.btn-line:hover{background:rgba(102,8,116,.06)}
.btn-sm{padding:7px 14px;font-size:12.5px}
.btn-danger{border-color:rgba(180,40,40,.35);color:#a22525}

.form{display:grid;gap:14px;max-width:560px}
.form.wide{max-width:none}
.field label{display:block;font-size:12.5px;letter-spacing:.08em;color:var(--soft);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);background:#fff;border-radius:2px;padding:11px 13px;font-size:14.5px;font-family:var(--sans);color:var(--ink);outline:none;transition:.2s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--zi-2);box-shadow:0 0 0 3px rgba(102,8,116,.08)}
.field textarea{min-height:110px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hint{font-size:12px;color:#9b8ba4;line-height:1.7}
.msg{font-size:13px;padding:10px 13px;border-radius:2px;display:none}
.msg.ok{display:block;background:rgba(34,139,84,.1);color:#1c7a4a}
.msg.err{display:block;background:rgba(180,40,40,.09);color:#a22525}

.notice{background:linear-gradient(135deg,rgba(217,180,90,.16),rgba(217,180,90,.06));border:1px solid rgba(217,180,90,.4);border-left:4px solid var(--gold);padding:12px 18px;font-size:13.5px;color:#5d4a1c;border-radius:2px;display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.notice.warn{background:rgba(180,40,40,.07);border-color:rgba(180,40,40,.3);border-left-color:#b42828;color:#8e2020}

.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stat-row .item{background:#fff;border:1px solid var(--line);padding:18px;border-radius:3px}
.stat-row .item b{display:block;font-family:var(--serif);font-size:26px;color:var(--zi);line-height:1.2}
.stat-row .item span{font-size:12.5px;color:var(--soft)}

.tbl-wrap{overflow:auto;border:1px solid var(--line);border-radius:3px;background:#fff}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px;min-width:560px}
table.tbl th{background:var(--paper2);color:var(--zi-deep);font-weight:600;text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);white-space:nowrap;font-size:12.5px;letter-spacing:.06em}
table.tbl td{padding:11px 14px;border-bottom:1px solid rgba(102,8,116,.07);color:#4b3d53;vertical-align:middle}
table.tbl tr:last-child td{border-bottom:0}
table.tbl tr:hover td{background:rgba(102,8,116,.022)}

.searchbar{display:flex;gap:10px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);padding:14px;border-radius:3px}
.searchbar .field{flex:1;min-width:150px}
.searchbar .field label{font-size:11.5px}

.slot{display:flex;gap:14px;align-items:center;justify-content:space-between;padding:14px 16px;border:1px solid var(--line);border-radius:3px;background:#fff;flex-wrap:wrap}
.slot+.slot{margin-top:10px}
.slot .when{font-family:var(--serif);font-size:15px;color:var(--zi-deep);min-width:120px}
.slot .who{font-size:13px;color:var(--soft)}
.slot .who b{color:var(--ink);font-weight:600}
.slot .free{font-size:12px;color:#9b8ba4}
.day-group{margin-bottom:26px}
.day-group h4{font-family:var(--serif);font-size:16px;color:var(--zi);font-weight:400;margin-bottom:10px;padding-bottom:6px;border-bottom:1px dashed var(--line);display:flex;justify-content:space-between;align-items:baseline}
.day-group h4 em{font-style:normal;font-size:12px;color:#9b8ba4}

.cal-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.cal-head b{font-family:var(--serif);font-size:20px;color:var(--zi-deep);font-weight:400}
.cal{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.cal .wd{text-align:center;font-size:11.5px;color:#9b8ba4;padding:6px 0;letter-spacing:.1em}
.cal .d{min-height:74px;background:#fff;border:1px solid var(--line);border-radius:2px;padding:6px;font-size:12px;position:relative}
.cal .d.empty{background:transparent;border-color:transparent}
.cal .d .n{font-family:var(--serif);font-size:13px;color:#6b5a74}
.cal .d.has{background:linear-gradient(180deg,#fff,rgba(102,8,116,.04));border-color:rgba(102,8,116,.28)}
.cal .d.today{outline:2px solid var(--gold);outline-offset:-2px}
.cal .d i{display:inline-block;font-style:normal;font-size:10.5px;background:var(--zi);color:#fff;border-radius:2px;padding:1px 4px;margin:3px 3px 0 0}
.cal .d b{display:block;font-size:10.5px;color:#9b8ba4;font-weight:400;margin-top:2px}

.gate{background:linear-gradient(160deg,rgba(102,8,116,.055),rgba(217,180,90,.07));border:1px dashed rgba(102,8,116,.28);border-radius:3px;padding:38px 26px;text-align:center}
.gate h3{font-family:var(--serif);font-size:21px;color:var(--zi-deep);font-weight:400;margin-bottom:10px}
.gate p{font-size:14px;color:var(--soft);max-width:520px;margin:0 auto 18px}

.shell{display:grid;grid-template-columns:220px 1fr;min-height:100vh;background:var(--paper2)}
.side{background:var(--zi-dark);color:#c4aed0;padding:22px 0}
.side .brand{padding:0 20px 18px;border-bottom:1px solid rgba(217,180,90,.18);margin-bottom:14px}
.side .brand b{color:#fff;font-family:var(--serif);font-size:15px;display:block}
.side .brand small{color:var(--gold);font-size:10.5px;letter-spacing:.16em}
.side a{display:block;padding:10px 20px;font-size:13.5px;color:#c4aed0;border-left:3px solid transparent}
.side a:hover{background:rgba(255,255,255,.05);color:#fff}
.side a.on{background:rgba(217,180,90,.12);color:#fff;border-left-color:var(--gold)}
.main{padding:26px 30px 60px}
.main h2{font-family:var(--serif);font-size:22px;font-weight:400;color:var(--zi-deep);margin-bottom:4px}
.main .sub{font-size:12.5px;color:#9b8ba4;margin-bottom:20px}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:16px}
.mini{font-size:12px;color:#9b8ba4}
.code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;background:var(--paper2);padding:3px 7px;border-radius:2px;color:var(--zi)}
.bar{height:6px;background:rgba(102,8,116,.1);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--zi-2),var(--gold))}

.modal{position:fixed;inset:0;background:rgba(24,4,28,.62);display:none;align-items:center;justify-content:center;padding:20px;z-index:200}
.modal.on{display:flex}
.modal .box{background:#fff;border-radius:3px;max-width:460px;width:100%;padding:28px 26px;max-height:88vh;overflow:auto}
.modal .box h3{font-family:var(--serif);font-size:20px;font-weight:400;color:var(--zi-deep);margin-bottom:6px}
.modal .box p{font-size:13.5px;color:var(--soft);margin-bottom:16px}

.qr-card{background:#fff;border:1px solid var(--line);padding:20px;text-align:center;border-radius:3px}
.qr-card img{width:180px;height:180px;margin:0 auto 10px}

@media (max-width:980px){
  .g4{grid-template-columns:1fr 1fr}
  .g3{grid-template-columns:1fr 1fr}
  .stat-row{grid-template-columns:1fr 1fr}
  .shell{grid-template-columns:1fr}
  .side{display:flex;overflow-x:auto;padding:0;white-space:nowrap}
  .side .brand{display:none}
  .side a{border-left:0;border-bottom:3px solid transparent;padding:13px 16px}
  .side a.on{border-left:0;border-bottom-color:var(--gold)}
  .main{padding:20px 18px 50px}
}
@media (max-width:820px){
  .g2,.g3,.g4,.row2{grid-template-columns:1fr}
  .phero{padding:44px 0 38px}
  .sec{padding:44px 0}
  .cal{gap:4px}
  .cal .d{min-height:58px;padding:4px}
  .cal .d b{display:none}
}

/* 导航用户区 */
.nav-user{display:flex;align-items:center;gap:2px;flex-shrink:0}
.nav-login{font-size:13.5px;color:#e6d9ea;padding:8px 10px;white-space:nowrap;border-radius:2px}
.nav-login:hover{color:#fff;background:rgba(255,255,255,.06)}
@media (max-width:1180px){nav.links a{padding:9px 8px;font-size:13.5px}}
@media (max-width:900px){.nav-user .nav-login{display:none}}

/* ============================================================
   2.1 官网化调整：首页回归机构官网气质，营销内容移至 join.html
   ============================================================ */
.pframe{position:relative;padding:10px;background:rgba(255,255,255,.05);border:1px solid rgba(217,180,90,.38);border-radius:3px}
.pframe img{display:block;width:100%;height:auto;border-radius:2px}
.pframe figcaption{font-size:12.5px;color:#b9a3c4;padding:12px 4px 2px;letter-spacing:.08em}
.hero.official .wrap{grid-template-columns:1.05fr .95fr}
.hero.official h1{font-size:clamp(30px,4vw,50px);letter-spacing:.06em}
.hero.official .affil{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;color:var(--gold);border:1px solid rgba(217,180,90,.35);padding:6px 12px;border-radius:2px;margin-bottom:18px;background:rgba(217,180,90,.06)}

.stats.light{background:#fff;color:var(--ink);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats.light .stat b{color:var(--zi)}
.stats.light .stat b i{color:#8a6d1f;font-size:14px;font-style:normal;margin-left:4px}
.stats.light .stat span{color:var(--soft)}
.stats.light .stat .zi12 em{color:var(--zi-deep)}

.plan.light{background:var(--paper2)}
.plan.light .sec-head h2{color:var(--zi-deep)}
.plan.light .sec-head p{color:var(--soft)}
.plan.light .plan-ribbon{border-color:var(--line)}
.plan.light .plan-ribbon span{color:var(--zi)}
.plan.light .plan-ribbon span+span::before{color:rgba(102,8,116,.35)}
.plan.light .plan-card{background:#fff;border:1px solid var(--line)}
.plan.light .plan-card:hover{transform:translateY(-4px);border-color:rgba(102,8,116,.35);background:#fff;box-shadow:0 20px 40px -26px rgba(59,10,70,.35)}
.plan.light .plan-card .pc-char{color:rgba(102,8,116,.07)}
.plan.light .plan-card .pc-no{color:#8a6d1f}
.plan.light .plan-card h3{color:var(--zi-deep)}
.plan.light .plan-card h3 b{color:var(--zi)}
.plan.light .plan-card p{color:var(--soft)}
.plan.light .creed{border-color:rgba(102,8,116,.18);background:#fff}
.plan.light .creed .c1{color:var(--zi)}
.plan.light .creed .c2{color:var(--soft)}

.sched-mini{background:#fff;border:1px solid var(--line);border-radius:3px;padding:8px 22px}
.sched-mini .day-group h4{border-bottom-color:var(--line);color:var(--zi)}
.sched-mini .slot{border:0;border-bottom:1px dashed var(--line);border-radius:0;padding:12px 2px}
.sched-mini .slot:last-child{border-bottom:0}
.mini-more{text-align:right;padding:12px 2px 6px}
.mini-more a{font-size:13px;color:var(--zi);border-bottom:1px solid var(--line)}

/* ============================================================
   2.2 首页官网化 V3：参照自医学研究院主站版式（保持清华紫）
   居中式节标题 / 白底卡片 / 轮播式Banner / 无滚动动画
   ============================================================ */
/* 彻底关闭进场动画（预览面板大视口下 IntersectionObserver 不触发会导致整片空白） */
.reveal{opacity:1 !important;transform:none !important;transition:none !important}

/* 居中式节标题（主站 sec-head 版式） */
.v-head{text-align:center;max-width:760px;margin:0 auto 40px}
.v-head .en{display:block;font-size:12px;letter-spacing:.34em;color:var(--gold-2);text-transform:uppercase;margin-bottom:10px}
.v-head h2{font-family:var(--serif);font-size:clamp(24px,3.4vw,34px);font-weight:400;color:var(--zi-deep);letter-spacing:.08em;line-height:1.4}
.v-head p{color:var(--soft);font-size:14.5px;margin-top:12px;line-height:1.9}
.v-head::after{content:"";display:block;width:56px;height:3px;background:var(--zi);margin:16px auto 0;border-radius:2px}

/* Banner（主站轮播版式：紫底+海报底图+居中白字） */
.v-banner{position:relative;height:520px;overflow:hidden;background:#240529;display:grid;place-items:center;text-align:center;padding:0 24px}
.v-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(30,4,36,.9),rgba(74,11,88,.78) 55%,rgba(102,8,116,.6)),url('images/poster.jpg') center/cover no-repeat,#240529}
.v-banner>div{position:relative;z-index:2}
.v-banner .en{color:#c99ed6;font-size:13px;letter-spacing:.5em;text-transform:uppercase;margin-bottom:16px}
.v-banner h1{color:#fff;font-size:clamp(28px,5vw,48px);line-height:1.35;letter-spacing:.08em;font-weight:400;font-family:var(--serif)}
.v-banner h1 em{font-style:normal;color:var(--gold-2)}
.v-banner .affil{display:inline-block;margin-top:18px;font-size:13px;letter-spacing:.14em;color:#e3cfe9;border:1px solid rgba(217,180,90,.45);padding:7px 16px;border-radius:2px;background:rgba(36,5,41,.5)}
.v-banner p.b-sub{color:#cbb6d5;font-size:clamp(13.5px,1.8vw,16px);margin-top:16px;max-width:640px;margin-left:auto;margin-right:auto;line-height:1.9}
.v-banner .b-btns{margin-top:26px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
@media (max-width:640px){.v-banner{height:460px}}

/* 十二字胶囊（主站 chips 版式） */
.v-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:38px 0 8px}
.v-chips span{background:rgba(102,8,116,.05);border:1px solid rgba(102,8,116,.18);color:var(--zi-deep);border-radius:999px;padding:8px 20px;font-size:15px;font-family:var(--serif);letter-spacing:.1em}

/* 简介卡（主站 def-card 版式） */
.v-defs{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:36px}
.v-def{background:rgba(102,8,116,.04);border:1px solid var(--line);border-radius:12px;padding:26px 24px}
.v-def h3{color:var(--zi);font-size:15px;letter-spacing:.12em;margin-bottom:10px}
.v-def h3 small{display:block;color:var(--soft);font-size:11.5px;letter-spacing:.18em;font-weight:400;margin-top:2px}
.v-def p{font-size:14.5px;color:var(--ink);line-height:1.85}
.v-def.dark{background:linear-gradient(135deg,var(--zi-deep),var(--zi));border-color:var(--zi-deep)}
.v-def.dark h3{color:#d9b46a}
.v-def.dark p{color:#fff;font-size:15px;line-height:1.9}
.v-idea{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 26px;margin-top:20px;text-align:center;color:var(--zi-deep);font-size:15px;letter-spacing:.06em;line-height:2}
.v-idea b{color:var(--zi)}
/* 价值观行（主站 mvv-row 版式） */
.v-mvv{display:flex;gap:20px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 26px;margin-top:16px}
.v-mvv .ico{flex:none;width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--zi-deep),var(--zi-2,#8b1aa2));color:#fff;display:grid;place-items:center;font-size:17px;font-weight:700;font-family:var(--serif)}
.v-mvv h3{color:var(--zi-deep);font-size:16px;margin-bottom:4px;letter-spacing:.06em}
.v-mvv p{color:var(--soft);font-size:14px;line-height:1.8}
.v-mvv p b{color:var(--zi)}
@media (max-width:560px){.v-mvv{flex-direction:column;gap:10px}}

/* 十二主题（主站浅色卡版式） */
.v12-wrap{background:rgba(102,8,116,.03);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.v12{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-top:8px}
.v12 .card12{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px 24px;position:relative;overflow:hidden}
.v12 .card12::before{content:attr(data-char);position:absolute;right:6px;top:-22px;font-family:var(--serif);font-size:96px;line-height:1;color:rgba(102,8,116,.06);pointer-events:none}
.v12 .card12 .no{display:inline-block;font-size:11.5px;letter-spacing:.26em;color:#8a6d1f;border-bottom:2px solid rgba(217,180,90,.5);padding-bottom:5px;margin-bottom:12px}
.v12 .card12 h3{font-family:var(--serif);font-size:18.5px;font-weight:400;color:var(--zi-deep);letter-spacing:.03em;margin-bottom:10px;line-height:1.5}
.v12 .card12 h3 b{color:var(--zi);font-weight:400}
.v12 .card12 p{position:relative;font-size:13.8px;line-height:1.9;color:var(--soft)}
/* 宗旨条 */
.v-creed{margin-top:34px;background:linear-gradient(120deg,var(--zi-deep),var(--zi-2,#8b1aa2));border-radius:12px;padding:34px 30px;text-align:center;color:#fff}
.v-creed .c1{font-family:var(--serif);font-size:clamp(17px,2.2vw,22px);color:#ecc978;letter-spacing:.12em}
.v-creed .c2{margin-top:10px;font-size:13.5px;color:#dcc3e4;letter-spacing:.06em}

/* 全国开课（主站新闻列表版式） */
.v-sched{margin-top:6px;display:grid;gap:14px}
.v-slot{display:flex;gap:20px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 22px;transition:box-shadow .2s ease}
.v-slot:hover{box-shadow:0 10px 24px rgba(59,10,70,.1)}
.v-slot .date{flex:none;background:var(--zi-deep);color:#fff;border-radius:10px;padding:8px 12px;text-align:center;min-width:78px}
.v-slot .date b{display:block;font-family:var(--serif);font-size:20px;line-height:1.15}
.v-slot .date small{font-size:11px;color:#d9b46a}
.v-slot .what{flex:1;min-width:200px}
.v-slot .what h3{font-size:15.5px;color:var(--zi-deep)}
.v-slot .what p{font-size:12.5px;color:var(--soft);margin-top:3px}
.v-slot .time{flex:none;font-size:13px;color:var(--zi);font-weight:600}
@media (max-width:640px){.v-slot{flex-wrap:wrap}.v-slot .time{margin-left:98px}}

/* 现场实拍（主站 member 卡版式） */
.v-photos{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;margin-top:6px}
.v-photos figure{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.v-photos img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;display:block;background:var(--paper2)}
.v-photos figcaption{padding:14px 18px 18px;font-size:13.5px;color:var(--soft);border-top:3px solid var(--zi);line-height:1.7}
.v-photos figure.wideP{grid-column:1/-1}
.v-photos figure.wideP img{aspect-ratio:16/7}

/* 加入横条（深紫 CTA） */
.v-join{background:linear-gradient(120deg,var(--zi-deep),var(--zi-2,#8b1aa2));border-radius:12px;padding:40px 36px;display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap;color:#fff}
.v-join h3{font-family:var(--serif);font-size:clamp(20px,2.6vw,26px);font-weight:400;letter-spacing:.06em}
.v-join p{color:#dcc3e4;font-size:14px;margin-top:8px;line-height:1.8}
.v-join .btns{display:flex;gap:12px;flex-wrap:wrap}
.v-join .btn-gold{background:linear-gradient(135deg,var(--gold-2,#d9b46a),var(--gold));color:var(--zi-dark);font-weight:600;padding:12px 26px;border-radius:3px;text-decoration:none;font-size:14.5px}
.v-join .btn-ghost2{border:1px solid rgba(255,255,255,.45);color:#fff;padding:11px 24px;border-radius:3px;text-decoration:none;font-size:14px}

/* ============ 2.4 副导航栏（四字等宽 · 两排对称） ============ */
.subnav{position:sticky;top:70px;z-index:40;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.subnav .wrap{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:8px;padding-top:9px;padding-bottom:9px}
.subnav a{display:block;text-align:center;padding:6px 4px 7px;font-size:13.5px;color:var(--ink);letter-spacing:.04em;background:#fff;border:1px solid var(--line);border-bottom:3px solid rgba(102,8,116,.22);border-radius:6px;white-space:nowrap;transition:.2s}
.subnav a:hover{color:var(--zi);border-color:rgba(102,8,116,.45);border-bottom-color:var(--zi)}
.subnav a.on{color:var(--zi);font-weight:600;background:rgba(102,8,116,.06);border-color:rgba(102,8,116,.45);border-bottom:3px solid var(--zi)}
@media (max-width:1080px){.subnav .wrap{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media (max-width:640px){.subnav .wrap{grid-template-columns:repeat(4,minmax(0,1fr));gap:7px}.subnav a{padding:6px 2px 7px;font-size:12.5px;border-radius:5px}}

/* ============ 2.5 首页轮播 ============ */
.v-carousel{height:560px}
.v-carousel::before{display:none}
.v-carousel .c-slide{position:absolute;inset:0;z-index:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1s ease}
.v-carousel .c-slide.on{opacity:1}
.v-carousel .c-slide.s1{background-image:linear-gradient(120deg,rgba(30,4,36,.86),rgba(74,11,88,.66) 55%,rgba(102,8,116,.5)),url('images/poster.jpg')}
.v-carousel .c-slide.s2{background-image:linear-gradient(120deg,rgba(30,4,36,.86),rgba(74,11,88,.66) 55%,rgba(102,8,116,.5)),url('images/scene-signin.jpg')}
.v-carousel .c-slide.s3{background-image:linear-gradient(120deg,rgba(30,4,36,.86),rgba(74,11,88,.66) 55%,rgba(102,8,116,.5)),url('images/scene-dean.jpg')}
.v-carousel .c-shade{position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(180deg,rgba(36,5,41,.1),rgba(36,5,41,.5))}
.v-carousel .c-inner{position:relative;z-index:2}
.c-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.4);background:rgba(36,5,41,.35);color:#fff;font-size:24px;line-height:1;cursor:pointer;display:grid;place-items:center;transition:.2s;font-family:var(--serif)}
.c-arrow:hover{background:var(--zi);border-color:var(--zi)}
.c-arrow.prev{left:22px}
.c-arrow.next{right:22px}
.c-dots{position:absolute;left:0;right:0;bottom:24px;display:flex;gap:10px;justify-content:center;z-index:3}
.c-dots span{width:28px;height:4px;border-radius:2px;background:rgba(255,255,255,.38);cursor:pointer;transition:.25s}
.c-dots span.on{background:var(--gold-2,#d9b46a);width:40px}
.c-cap{position:absolute;right:28px;bottom:22px;z-index:3;color:rgba(255,255,255,.88);font-size:12.5px;letter-spacing:.12em}
@media (max-width:640px){.v-carousel{height:470px}.c-arrow{display:none}.c-cap{left:24px;right:auto;text-align:left}}

/* ============ 2.6 宫格化排版（田字格 / 九宫格） ============ */
@media (min-width:641px){
  .v-defs{grid-template-columns:repeat(2,1fr)}
  .v12{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:1080px){
  .v12{grid-template-columns:repeat(3,1fr)}
  .v-photos{grid-template-columns:repeat(3,1fr)}
  .v-photos figure.wideP{grid-column:1/-1}
}

/* ============ 2.7 官方视频号 · 读书会日常 ============ */
.v-daily{display:grid;grid-template-columns:340px 1fr;gap:22px;margin-top:6px}
.d-host{background:linear-gradient(160deg,var(--zi-deep),var(--zi));border-radius:12px;padding:30px 28px;color:#fff}
.d-host .avatar{width:74px;height:74px;border-radius:50%;background:rgba(255,255,255,.14);border:2px solid rgba(217,180,90,.65);display:grid;place-items:center;font-family:var(--serif);font-size:32px;color:#ecc978;margin-bottom:16px}
.d-host h3{font-family:var(--serif);font-size:19px;font-weight:400;letter-spacing:.04em}
.d-host .d-sub{font-size:12.5px;color:#d9b46a;margin-top:4px;letter-spacing:.06em}
.d-tags{list-style:none;margin-top:14px;display:grid;gap:9px}
.d-tags li{font-size:13.5px;color:#e9dbef;padding-left:22px;position:relative;line-height:1.6}
.d-tags li::before{content:"✓";position:absolute;left:0;color:#d9b46a}
.d-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.d-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 24px}
.d-item h4{color:var(--zi-deep);font-size:15.5px;letter-spacing:.04em;margin-bottom:6px}
.d-item p{font-size:13.5px;color:var(--soft);line-height:1.85}
.d-item.gold{background:linear-gradient(135deg,var(--zi-deep),var(--zi-2,#8b1aa2));border-color:var(--zi-deep)}
.d-item.gold h4{color:#ecc978}
.d-item.gold p{color:#fff}
@media (max-width:900px){.v-daily{grid-template-columns:1fr}}
@media (max-width:560px){.d-grid{grid-template-columns:1fr}}

/* ============ 2.8 发展历程时间线 + 院长名片 ============ */
.tl-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:start;margin-top:8px}
.tl{position:relative;padding-left:28px}
.tl::before{content:"";position:absolute;left:8px;top:8px;bottom:10px;width:2px;background:linear-gradient(180deg,var(--zi),rgba(102,8,116,.12))}
.tl-item{position:relative;padding:0 0 24px 16px}
.tl-item:last-child{padding-bottom:4px}
.tl-item::before{content:"";position:absolute;left:-26px;top:7px;width:11px;height:11px;border-radius:50%;background:#fff;border:3px solid var(--zi)}
.tl-item .y{font-family:var(--serif);color:var(--zi);font-size:17px;letter-spacing:.1em}
.tl-item p{font-size:14px;color:var(--soft);line-height:1.85;margin-top:3px}
.tl-wrap .photo{margin:0;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.tl-wrap .photo img{width:100%;height:auto;aspect-ratio:5/5.5;object-fit:cover;object-position:top;display:block;background:var(--paper2)}
.tl-wrap .photo figcaption{padding:13px 18px;font-size:12.5px;color:var(--soft);border-top:3px solid var(--zi);line-height:1.7}
@media (max-width:860px){.tl-wrap{grid-template-columns:1fr}}
.vcard{display:flex;gap:18px;align-items:flex-start;background:linear-gradient(160deg,var(--zi-deep),var(--zi));border-radius:12px;padding:24px;color:#fff;margin-bottom:16px}
.vcard img{width:92px;height:122px;object-fit:cover;object-position:top;border-radius:4px;border:2px solid rgba(217,180,90,.65);flex:none}
.vcard h3{font-family:var(--serif);font-size:20px;letter-spacing:.08em}
.vcard .role{font-size:12.5px;color:#d9b46a;margin-top:3px;letter-spacing:.05em;line-height:1.6}
.vcard p{font-size:13.5px;color:#e9dbef;line-height:1.9;margin-top:9px}
.vcard p b{color:#ecc978}

/* ============ 2.8 键盘按键导航（紫金双色套色）+ 板块整片变色（2026-11-10） ============ */
/* —— 副导航：浅紫键帽 + 深紫厚底边，hover 变深紫白字 —— */
.subnav a{
  background:linear-gradient(180deg,#ffffff 0%,#fbf8fd 38%,#f5edf9 72%,#eee0f4 100%);
  border:1px solid #e3d3ea;
  border-bottom:4px solid #6d0a7d;
  box-shadow:0 3px 0 rgba(102,8,116,.10),0 6px 12px rgba(102,8,116,.08),inset 0 1px 0 #fff,inset 0 -1px 0 rgba(102,8,116,.05);
  border-radius:10px;
  transition:background .13s ease,color .13s ease,transform .09s ease,box-shadow .13s ease,border-color .13s ease;
}
.subnav a:hover{
  background:linear-gradient(180deg,#7a0d8c 0%,#6d0a7d 42%,#550663 100%);
  color:#fff;border-color:#550663;border-bottom-color:#3d0448;
  transform:translateY(2px);
  box-shadow:0 1px 0 rgba(40,2,46,.25),0 2px 4px rgba(40,2,46,.14),inset 0 1px 0 rgba(255,255,255,.26);
}
.subnav a.on{
  background:linear-gradient(180deg,#8a1b9c 0%,#6d0a7d 50%,#550663 100%);
  color:#fff;border-color:#550663;border-bottom:4px solid #2e0336;font-weight:600;
}
.subnav a:active{transform:translateY(4px);box-shadow:inset 0 3px 8px rgba(40,2,46,.35)}

/* —— 主导航（深紫页头上）：暗色键帽 + 金色厚底边，hover 变浅金白字翻紫 —— */
.links a{
  background:linear-gradient(180deg,rgba(255,255,255,.14) 0%,rgba(255,255,255,.07) 55%,rgba(255,255,255,.03) 100%);
  border:1px solid rgba(255,255,255,.22);
  border-bottom:3px solid var(--gold);
  border-radius:9px;
  box-shadow:0 2px 0 rgba(0,0,0,.14),inset 0 1px 0 rgba(255,255,255,.25);
}
.links a::after{display:none}
.links a:hover{
  background:linear-gradient(180deg,#ffffff 0%,#fdf6e3 55%,#f7ecc9 100%);
  color:#5c0669;border-color:#fff;border-bottom-color:#c9a227;
  transform:translateY(2px);
  box-shadow:0 1px 0 rgba(0,0,0,.22),inset 0 1px 0 #fff;
}
.links a:active{transform:translateY(3px);box-shadow:inset 0 2px 6px rgba(0,0,0,.3)}

/* —— 内容板块：光标移入所在整片泛浅紫（柔光晕），卡片同步抬起 —— */
.v-defs,.v12,.v-sched,.v-photos,.d-grid,.v-mvv{
  border-radius:18px;
  transition:background .32s ease,box-shadow .32s ease;
}
.v-defs:hover,.v12:hover,.v-sched:hover,.v-photos:hover,.d-grid:hover,.v-mvv:hover{
  background:radial-gradient(125% 105% at 50% 0%,rgba(238,224,244,.92) 0%,rgba(246,238,250,.5) 55%,rgba(255,255,255,0) 100%);
  box-shadow:0 0 0 12px rgba(245,236,249,.5);
}
.card12,.v-def,.v-slot,.d-item,.card,.v-photos figure{
  transition:background .22s ease,border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.card12:hover,.v-def:not(.dark):hover,.v-slot:hover,.d-item:hover,.card:hover,.v-photos figure:hover{
  background:linear-gradient(180deg,#ffffff 0%,#f9f3fb 100%);
  border-color:#d9c3e2;
  box-shadow:0 16px 34px rgba(102,8,116,.13);
  transform:translateY(-3px);
}
.v-def:hover{background:linear-gradient(180deg,#fbf7fd 0%,#f1e5f6 100%)}

/* —— 触屏：关闭整片 hover（避免点按残留） —— */
@media (hover:none){
  .v-defs:hover,.v12:hover,.v-sched:hover,.v-photos:hover,.d-grid:hover,.v-mvv:hover{background:none;box-shadow:none}
}
/* —— 移动端：按键保持紧凑 —— */
@media (max-width:640px){
  .subnav a{border-bottom-width:3px;border-radius:8px}
  .links a{border-bottom-width:2px;border-radius:8px}
}

.foot-bot a{color:inherit;text-decoration:underline;text-underline-offset:2px}.foot-bot a:hover{color:#d8c8e0}