:root{
  --ink:#16395F;--ink-deep:#0E2A49;--text:#51657C;--paper:#FFFFFF;
  --line:#E3EBF4;--line-strong:#D3E0ED;
  --gold:#A9773C;--gold-bright:#C89B5A;
  --blue:#2E7CD6;--blue-deep:#1B5FAE;--blue-soft:#EDF5FD;
  --tint:#F6FAFE;--warm-soft:#FBF7F0;
  --radius-card:14px;
  --shadow-soft:0 2px 6px rgba(20,58,97,.05),0 18px 44px rgba(20,58,97,.07);
  --shadow-card:0 1px 2px rgba(20,58,97,.04),0 10px 30px rgba(20,58,97,.07);
  --shadow-lift:0 8px 18px rgba(20,58,97,.08),0 28px 58px rgba(20,58,97,.12);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:104px;scrollbar-gutter:stable;-webkit-text-size-adjust:100%}
body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;background:var(--paper);font-size:16.5px;line-height:1.72}
::selection{background:rgba(46,124,214,.18)}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:#C4D4E4;border-radius:99px;border:2px solid #fff}
::-webkit-scrollbar-thumb:hover{background:#A9C0D8}
::-webkit-scrollbar-track{background:transparent}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:3px solid #7FB3E8;outline-offset:4px;border-radius:4px}
img{max-width:100%;height:auto}
picture{display:block}
h1,h2,h3,p{margin:0}
h1,h2,h3{font-weight:700;line-height:1.35;text-wrap:balance}
p{text-wrap:pretty}
button,a{-webkit-tap-highlight-color:transparent}
button{font:inherit;color:inherit}
.wrap{max-width:1200px;margin:auto;padding:0 40px}
.skip{position:absolute;left:20px;top:-90px;background:white;padding:10px;z-index:99}
.skip:focus{top:10px}

/* ===== 按钮 ===== */
.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:52px;padding:0 28px;border:1px solid transparent;border-radius:999px;font-size:14.5px;font-weight:600;line-height:1.2;letter-spacing:.2px;white-space:nowrap;transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s,border-color .2s,color .2s}
.button.primary{color:#fff;background:linear-gradient(135deg,#3E8FE3,#2E7CD6 55%,#1F6AC0);box-shadow:0 10px 24px rgba(46,124,214,.32),inset 0 1px 0 rgba(255,255,255,.35)}
.button.primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(46,124,214,.4),inset 0 1px 0 rgba(255,255,255,.35)}
.button.primary:active{transform:translateY(0)}
.button.primary.small{min-height:46px;padding:0 23px;font-size:13.5px}
.button.ghost{color:var(--ink);background:rgba(255,255,255,.85);border:1px solid #D5E2EE;box-shadow:0 4px 14px rgba(20,58,97,.06)}
.button.ghost:hover{border-color:var(--blue);color:var(--blue);background:#fff;transform:translateY(-2px)}
.button.light{color:var(--ink-deep);background:#fff;box-shadow:0 14px 34px rgba(6,26,48,.28),inset 0 1px 0 rgba(255,255,255,.8)}
.button.light:hover{transform:translateY(-2px);box-shadow:0 20px 44px rgba(6,26,48,.34)}
.text-link{display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:6px 0;font-size:13.5px;font-weight:500;line-height:1.5;border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.text-link:hover{color:var(--blue);border-bottom-color:rgba(46,124,214,.35)}

/* ===== 头部 ===== */
.header{
  background:rgba(255,255,255,.9);
  -webkit-backdrop-filter:saturate(1.5) blur(18px);backdrop-filter:saturate(1.5) blur(18px);
  border-bottom:1px solid rgba(226,234,242,.9);
  position:sticky;top:0;z-index:30;
  transition:background .3s,box-shadow .3s,border-color .3s;
}
.header.is-scrolled{
  background:rgba(255,255,255,.97);
  border-bottom-color:transparent;
  box-shadow:0 8px 30px rgba(14,42,73,.08);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:86px;gap:24px}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand img{width:176px;display:block}
.header-actions{display:flex;align-items:center;gap:24px;margin-left:auto;min-width:0}
.header nav{display:flex;align-items:center;gap:26px;font-size:14.5px;font-weight:500;white-space:nowrap}
.header nav a{position:relative;display:inline-flex;align-items:center;min-height:44px;padding:0 2px;transition:color .2s}
.header nav a:not(.nav-action)::after{
  content:"";position:absolute;left:0;bottom:-4px;height:2px;width:0;border-radius:2px;
  background:var(--blue);transition:width .25s var(--ease);
}
.header nav a:not(.nav-action):hover::after{width:100%}
.header nav a:hover{color:var(--blue)}
.header nav a[aria-current="location"]{color:var(--blue)}
.header nav a:not(.nav-action)[aria-current="location"]::after{width:100%}
.nav-action{
  display:inline-flex;align-items:center;gap:5px;padding:0 2px;
  border:0;border-radius:0;
  color:var(--ink-deep);background:none;
  font-weight:700;
  transition:color .2s;
}
.nav-action:hover{color:var(--blue)}
.nav-action span{margin-left:0}
.nav-action svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s}
.nav-action:hover svg{transform:translate(2px,-2px)}
.login-link{display:inline-flex;align-items:center;justify-content:center;min-height:44px;white-space:nowrap;font-size:13px;padding:0 0 0 20px;border-left:1px solid #DCE3E8;transition:color .2s}
.login-link span{margin-left:7px}
.login-link:hover{color:var(--blue)}
.menu-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;padding:0;border:1px solid #D4E1ED;border-radius:999px;background:#fff;cursor:pointer;transition:border-color .2s,background .2s,color .2s}
.menu-toggle:hover{border-color:var(--blue);background:var(--blue-soft);color:var(--blue)}
.menu-toggle svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}
.menu-toggle .menu-close-icon{display:none}
.menu-toggle[aria-expanded="true"] .menu-close-icon{display:block}
.menu-toggle[aria-expanded="true"] svg:first-child{display:none}
body.nav-open{overflow:hidden}
body.nav-open::before{
  content:"";position:fixed;inset:0;z-index:29;
  background:rgba(10,32,56,.24);
  -webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);
}

/* ===== 首屏 ===== */
.hero{
  position:relative;overflow:hidden;
  background-color:#F7FBFF;
  background-image:url("/assets/hero-bg.jpg");
  background-image:image-set(
    url("/media/v20261101/hero-bg-960.webp") 1x,
    url("/media/v20261101/hero-bg-1536.webp") 2x
  );
  background-position:right top;
  background-repeat:no-repeat;
  background-size:cover;
  padding:96px 0 110px;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(92deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.86) 30%,rgba(255,255,255,.34) 58%,rgba(255,255,255,.02) 78%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(560px 420px at 8% 100%,rgba(169,119,60,.08),transparent 62%),
    radial-gradient(640px 460px at 4% 0%,rgba(46,124,214,.1),transparent 60%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.hero-copy{max-width:590px;min-width:0}
.eyebrow{display:inline-flex;align-items:center;gap:10px;letter-spacing:1.2px;font-size:12.5px;color:#4A6785;font-weight:600;background:rgba(46,124,214,.07);border:1px solid rgba(46,124,214,.18);border-radius:999px;padding:8px 18px 8px 14px}
.eyebrow span{width:6px;height:6px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 4px rgba(46,124,214,.16)}
h1{font-size:clamp(46px,4.8vw,64px);letter-spacing:1.5px;margin:26px 0 22px;line-height:1.22;color:var(--ink-deep)}
h1 em{
  font-style:normal;font-family:"Noto Serif SC","Songti SC","STSong","SimSun",serif;font-weight:500;color:var(--gold);
  background:linear-gradient(transparent 64%,rgba(169,119,60,.16) 0);
}
.hero-intro{max-width:545px;font-size:17px;color:var(--text);line-height:1.9}
.hero-actions{display:flex;align-items:center;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-art{position:relative;display:flex;align-items:center;justify-content:center;min-height:440px;min-width:0}
.hero-art::before{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:470px;height:470px;border-radius:50%;
  border:1px solid rgba(46,124,214,.14);
  box-shadow:0 0 0 56px rgba(46,124,214,.045),inset 0 0 0 1px rgba(255,255,255,.5);
  pointer-events:none;
}
.hero-icon-wrap{position:relative;z-index:1;display:grid;place-items:center;width:min(100%,500px);aspect-ratio:1/1;margin:auto;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.76) 0%,rgba(247,251,255,.3) 58%,rgba(247,251,255,0) 74%)}
.hero-icon-wrap picture{width:100%}
.hero-icon-wrap::after{content:"";position:absolute;inset:10%;border:1px solid rgba(46,124,214,.1);border-radius:50%;transform:rotate(-18deg);pointer-events:none}
.hero-community-icon{position:relative;z-index:1;display:block;width:100%;height:auto;mix-blend-mode:multiply;filter:drop-shadow(0 24px 30px rgba(22,61,101,.1))}
.hero-icon-caption{position:absolute;z-index:2;left:50%;bottom:26px;display:inline-flex;align-items:center;gap:8px;transform:translateX(-50%);padding:8px 13px;border:1px solid rgba(46,124,214,.14);border-radius:999px;background:rgba(255,255,255,.72);box-shadow:0 8px 22px rgba(22,61,101,.08);color:#5D7892;font-size:10px;font-weight:600;letter-spacing:1.1px;white-space:nowrap;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.hero-icon-caption i{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(200,155,90,.13)}
@media(prefers-reduced-motion:no-preference){.hero-icon-wrap{animation:heroFloat 7s ease-in-out infinite}}
@media(min-width:1021px){
  .hero-art{align-items:flex-start;justify-content:flex-end;margin-top:-52px;margin-right:-22px}
  .hero-icon-wrap{width:min(100%,440px)}
}
.season-card{
  position:relative;z-index:1;width:min(100%,440px);padding:32px 34px 28px;overflow:hidden;
  color:var(--ink-deep);border:1px solid rgba(255,255,255,.95);border-radius:18px;
  background:linear-gradient(152deg,rgba(255,255,255,.9),rgba(240,247,254,.78));
  box-shadow:0 34px 80px rgba(14,42,73,.16),inset 0 1px 0 rgba(255,255,255,.95);
  -webkit-backdrop-filter:saturate(1.2) blur(20px);backdrop-filter:saturate(1.2) blur(20px);
}
@media(prefers-reduced-motion:no-preference){
  .season-card{animation:heroFloat 7s ease-in-out infinite}
}
@keyframes heroFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.season-card::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:url("/media/v20261101/hero-bg-960.webp");
  background-position:center;
  background-repeat:no-repeat;
  background-size:cover;
  opacity:.28;
}
.season-card>*{position:relative;z-index:1}
.season-card-top{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:10px;font-weight:600;letter-spacing:2.2px;color:rgba(14,42,73,.58)}
.season-kicker{display:inline-flex;align-items:center;gap:9px}
.season-kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:#ef4c32;box-shadow:0 0 0 4px rgba(239,76,50,.16)}
.season-index{color:rgba(14,42,73,.4)}
.season-stage{position:relative;display:grid;place-items:center;min-height:240px;margin:8px 0 2px}
.season-number{position:absolute;right:-8px;top:50%;transform:translateY(-50%);font-size:200px;font-weight:700;line-height:1;letter-spacing:-10px;color:transparent;-webkit-text-stroke:1px rgba(14,42,73,.14);user-select:none;pointer-events:none}
.season-logo{display:block;width:min(56%,210px);max-width:100%;height:auto;margin:0;filter:drop-shadow(0 16px 26px rgba(14,42,73,.18))}
.season-card-body{display:block}
.season-title{font-size:11px;font-weight:600;letter-spacing:3px;color:#9A6A2F}
.season-sub{font-family:"Noto Serif SC","Songti SC","STSong","SimSun",serif;font-size:23px;font-weight:500;line-height:1.58;letter-spacing:.4px;color:var(--ink-deep);margin-top:10px}
.season-tags{display:flex;align-items:center;gap:10px;margin-top:24px;padding-top:18px;border-top:1px solid rgba(14,42,73,.12)}
.season-tags span{min-height:0;padding:0;border:0;background:none;font-size:12px;font-weight:500;letter-spacing:1px;color:rgba(14,42,73,.62);white-space:nowrap}
.season-tags i{width:3px;height:3px;flex:0 0 auto;border-radius:50%;background:rgba(211,162,100,.85)}

/* ===== 通用区块 ===== */
.section{padding:96px 0}
.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:36px;margin-bottom:52px}
.section-heading h2{font-size:clamp(30px,3vw,40px);letter-spacing:.8px;line-height:1.32;margin-top:16px}
.section-heading>p,.heading-link{font-size:13.5px;color:#64788C;text-align:right;line-height:1.85;flex-shrink:0;padding-right:20px;border-right:2px solid rgba(169,119,60,.45)}
.heading-link{display:inline-flex;align-items:center;justify-content:flex-end;min-height:44px;padding-top:7px;padding-bottom:7px;transition:color .2s;white-space:nowrap}
.heading-link:hover{color:var(--blue)}

/* ===== 01 关于汇智岛 ===== */
.cohorts{background:#fff}
.cohort-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
.cohort-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow-card);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s;
}
.cohort-card:hover{transform:translateY(-3px);border-color:#CEDDEB;box-shadow:var(--shadow-lift)}
.cohort-visual{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:#0B2742}
.cohort-season .cohort-visual{display:block;background:
  linear-gradient(90deg,rgba(4,18,38,.5) 0%,rgba(4,18,38,.16) 38%,rgba(4,18,38,0) 62%),
  url("/media/v20261101/season3-card-1200.webp") center/cover no-repeat}
.cohort-season .cohort-visual::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.08),transparent 38%)}
.cohort-season .cohort-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(1,16,36,.16),transparent 34%,rgba(1,16,36,.2))}
.cohort-visual>picture{position:relative;z-index:1;display:block;width:100%;height:100%}
.cohort-visual>picture>img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.cohort-card:hover .cohort-visual>picture>img{transform:scale(1.035)}
.cohort-number{position:absolute;left:31%;right:auto;top:24px;transform:none;font-size:74px;font-weight:700;line-height:1;letter-spacing:-4px;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.18);user-select:none;pointer-events:none}
.cohort-badge{position:absolute;left:16px;bottom:16px;z-index:2;padding:6px 13px;border-radius:999px;background:rgba(255,255,255,.14);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.22);color:#fff;font-size:11px;font-weight:600;letter-spacing:1px}
.cohort-copy{display:flex;flex-direction:column;flex:1;padding:30px 32px 32px}
.cohort-label{font-size:10px;font-weight:700;letter-spacing:2.6px;color:var(--gold)}
.cohort-copy h3{font-size:25px;line-height:1.4;letter-spacing:.4px;margin-top:9px}
.cohort-copy>p:not(.cohort-label){font-size:14.5px;line-height:1.85;color:var(--text);margin-top:11px}
.cohort-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.cohort-tags span{padding:5px 12px;border-radius:999px;background:#F1F7FD;font-size:11.5px;font-weight:500;line-height:1.6;color:#4C6680}
.posters-strip{display:grid;grid-auto-flow:column;grid-auto-columns:38%;gap:10px;overflow-x:auto;scroll-snap-type:x mandatory;padding:14px;background:#0B2742}
.posters-strip img{scroll-snap-align:center;border-radius:8px;box-shadow:0 8px 22px rgba(3,18,33,.3)}
.cohort-link{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;min-height:44px;margin-top:auto;padding-top:16px;font-size:13.5px;font-weight:600;color:var(--blue)}
.cohort-link span{transition:transform .2s}
.cohort-link:hover span{transform:translateX(4px)}
.about{background:
  radial-gradient(720px 320px at 12% 8%,rgba(46,124,214,.06),transparent 60%),
  radial-gradient(640px 300px at 88% 92%,rgba(169,119,60,.05),transparent 60%),
  linear-gradient(180deg,#F6FAFE 0%,#FFFFFF 92%)}
.about-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:72px;align-items:center}
.about-grid>div,.about-card{min-width:0}
.about h2{font-size:clamp(30px,3vw,40px);margin-top:16px;line-height:1.34;letter-spacing:.8px}
.about-lead{max-width:560px;margin-top:22px;font-size:16.5px;color:var(--text);line-height:1.95}
.dash{display:inline-block;width:44px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--gold),var(--gold-bright));margin-top:30px}
.about-card{
  position:relative;
  background:linear-gradient(180deg,#FFFFFF,#FBFDFF);border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow-card);padding:40px 42px;
}
.about-card::before{content:"";position:absolute;left:42px;top:0;width:64px;height:3px;border-radius:0 0 3px 3px;background:linear-gradient(90deg,var(--gold),var(--gold-bright))}
.about-card-head{font-size:15.5px;font-weight:700;line-height:1.8;color:var(--ink-deep)}
.about-trio{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:30px}
.about-trio>div{display:flex;flex-direction:column;align-items:center;text-align:center;gap:9px;padding:20px 8px 16px;border-radius:12px;transition:background .2s,transform .25s var(--ease)}
.about-trio>div:hover{background:var(--blue-soft);transform:translateY(-3px)}
.about-trio svg{width:54px;height:54px;padding:12px;fill:none;stroke:var(--blue);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;background:linear-gradient(160deg,#EAF3FC,#F6FAFE);border:1px solid rgba(46,124,214,.14);border-radius:14px}
.about-trio strong{font-size:15px;letter-spacing:.7px}
.about-trio small{font-size:12.5px;color:#768899;letter-spacing:.5px}

/* ===== 02 我们的服务 ===== */
.programs{background:#fff}
.tag{display:inline-block;font-size:12px;color:var(--blue-deep);letter-spacing:1.4px;font-weight:600;background:rgba(46,124,214,.08);border:1px solid rgba(46,124,214,.16);border-radius:999px;padding:7px 16px}
.featured-program{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:50px;
  background:linear-gradient(118deg,#F3FAFF 0%,#FFFFFF 55%,#FFFDF9 100%);
  border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-soft);
  padding:48px 52px;
}
.featured-program::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(420px 260px at 92% 6%,rgba(46,124,214,.07),transparent 62%)}
.featured-copy{min-width:0;position:relative;z-index:1}
.featured-copy .program-number{margin:18px 0 4px}
.program-number{font-size:12px;font-weight:700;color:var(--gold);letter-spacing:1.5px}
.featured-copy h3{font-size:clamp(26px,2.6vw,34px);letter-spacing:1px;margin:6px 0 14px;color:var(--ink-deep)}
.featured-copy>p:not(.tag):not(.program-number){max-width:650px;font-size:15.5px;color:var(--text);line-height:1.88}
.featured-copy .button{margin-top:24px}
.featured-art{position:relative;display:flex;flex-direction:column;align-items:center;gap:2px;flex-shrink:0}
.featured-art::before{content:"";position:absolute;inset:-18px -26px;background:radial-gradient(closest-side,rgba(46,124,214,.12),transparent 72%);pointer-events:none}
.featured-art img{width:210px;height:210px;object-fit:cover;border-radius:18px;mix-blend-mode:multiply;position:relative}
.featured-art .ai-word{position:relative;font-family:Georgia,"Times New Roman",serif;font-size:66px;font-weight:700;color:var(--blue);letter-spacing:4px;line-height:1.1;margin-top:-36px;text-shadow:0 10px 24px rgba(46,124,214,.25)}
.featured-art .ai-caption{position:relative;font-size:12px;color:#64788C;letter-spacing:2.2px}
.program-trio{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:26px}
.program-trio article{
  position:relative;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card);
  padding:32px 30px;transition:transform .25s var(--ease),box-shadow .25s var(--ease);
  display:flex;flex-direction:column;min-width:0;
}
.program-trio article::before{content:"";position:absolute;left:0;top:0;width:100%;height:2.5px;background:linear-gradient(90deg,var(--blue),var(--gold-bright));transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.program-trio article:hover{transform:translateY(-6px);box-shadow:var(--shadow-lift)}
.program-trio article:hover::before{transform:scaleX(1)}
.card-icon{width:56px;height:56px;padding:13px;fill:none;stroke:var(--blue);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;background:linear-gradient(160deg,#EAF3FC,#F5FAFF);border:1px solid rgba(46,124,214,.14);border-radius:14px;margin-bottom:18px}
.program-trio .program-number{position:absolute;top:24px;right:26px;font-family:Georgia,"Times New Roman",serif;font-size:46px;font-weight:700;letter-spacing:0;color:rgba(20,58,97,.08)}
.program-trio h3{font-size:18.5px;letter-spacing:.7px;line-height:1.5;margin:2px 0 10px;color:var(--ink-deep)}
.program-trio p:not(.program-number){font-size:14.5px;color:var(--text);line-height:1.82}
.program-trio .text-link{margin-top:auto;padding-top:14px;font-size:13px;align-self:flex-start}
.article-links{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:auto;padding-top:14px}
.article-links .text-link{margin-top:0}

/* ===== 03 成长学习 ===== */
.learning{background:
  radial-gradient(680px 320px at 88% 6%,rgba(46,124,214,.06),transparent 60%),
  linear-gradient(180deg,#F6FAFE 0%,#FFFFFF 92%)}
.learning-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.learning-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow-card);padding:30px 26px 28px;display:flex;flex-direction:column;gap:16px;min-width:0;min-height:190px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s;
}
.learning-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lift);border-color:#BFD8EF;color:inherit}
.learning-grid img{width:62px;height:62px;object-fit:cover;border-radius:14px;border:1px solid var(--line);box-shadow:0 4px 12px rgba(20,58,97,.08);mix-blend-mode:multiply}
.learning-grid strong{display:block;font-size:16.5px;letter-spacing:.7px;color:var(--ink-deep)}
.learning-grid small{font-size:13px;color:#768899;letter-spacing:.5px}
.learning-grid .go{position:absolute;right:20px;bottom:20px;width:36px;height:36px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:#fff;font-size:15px;color:#9FB2C4;transition:color .2s,background .2s,border-color .2s,transform .2s}
.learning-card:hover .go{color:#fff;background:var(--blue);border-color:var(--blue);transform:translateX(3px)}

/* ===== 关于汇智岛 × AI 商学共创中枢 ===== */
.about-learning{position:relative;overflow:hidden;background:
  radial-gradient(760px 420px at 0% 0%,rgba(46,124,214,.1),transparent 64%),
  radial-gradient(620px 360px at 100% 100%,rgba(169,119,60,.08),transparent 66%),
  linear-gradient(180deg,#EFF5FB 0%,#F9FBFD 100%)}
.about-learning::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.32;background-image:linear-gradient(rgba(46,124,214,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(46,124,214,.045) 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(135deg,#000,transparent 66%)}
.learning-hub-intro{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:clamp(38px,6vw,88px);align-items:center}
.about-column,.learning-column{min-width:0}
.about-column{padding:8px 0 0}
.about-learning h2{font-size:clamp(32px,3.25vw,48px);line-height:1.22;letter-spacing:.4px;margin-top:18px;color:var(--ink-deep)}
.about-learning h2 em{font-style:normal;color:var(--blue);background:linear-gradient(transparent 72%,rgba(46,124,214,.14) 0)}
.about-learning .about-lead{max-width:560px;margin-top:24px;font-size:16px;line-height:1.95;color:#536A81}
.about-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:34px;padding-top:26px;border-top:1px solid rgba(80,119,154,.2)}
.about-points>div{display:flex;flex-direction:column;gap:10px;min-width:0;padding:16px 14px 14px;background:rgba(255,255,255,.72);border:1px solid rgba(186,208,226,.72);border-radius:14px;box-shadow:0 10px 24px rgba(24,63,98,.045)}
.about-points svg{width:38px;height:38px;padding:8px;fill:none;stroke:var(--blue);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;background:#E8F2FC;border-radius:11px}
.about-points span{min-width:0}
.about-points strong,.about-points small{display:block}
.about-points strong{font-size:13px;line-height:1.45;color:var(--ink-deep)}
.about-points small{margin-top:4px;font-size:11px;line-height:1.5;color:#768899}
.learning-hub-visual{position:relative;isolation:isolate;min-height:430px;margin:0;border-radius:28px;overflow:hidden;background:#071C33;border:1px solid rgba(255,255,255,.7);box-shadow:0 26px 70px rgba(22,61,101,.18)}
.learning-hub-visual::before{content:"";position:absolute;z-index:1;inset:0;background:linear-gradient(90deg,rgba(3,18,37,.72) 0%,rgba(3,18,37,.2) 42%,transparent 74%),linear-gradient(180deg,rgba(3,18,37,.12),transparent 46%,rgba(3,18,37,.5))}
.learning-hub-visual picture{height:100%}
.learning-hub-visual img{display:block;width:100%;height:100%;min-height:430px;object-fit:cover}
.learning-hub-visual figcaption{position:absolute;z-index:3;left:28px;bottom:26px;display:flex;flex-direction:column;gap:6px;color:#fff;text-shadow:0 2px 14px rgba(0,0,0,.3)}
.learning-hub-visual figcaption span{font-size:18px;font-weight:700;letter-spacing:1.6px}
.learning-hub-visual figcaption small{font-size:11px;letter-spacing:1px;color:rgba(255,255,255,.76)}
.hub-orbit{position:absolute;z-index:2;display:block;border:1px solid rgba(220,238,255,.25);border-radius:50%;pointer-events:none}
.hub-orbit-a{width:230px;height:230px;right:-72px;top:-92px;transform:rotate(25deg)}
.hub-orbit-b{width:360px;height:150px;right:-68px;top:28px;transform:rotate(-16deg);border-color:rgba(222,178,104,.25)}
.learning-hub-courses{position:relative;z-index:1;margin-top:78px}
.learning-merged-head{display:flex;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:22px;padding-bottom:20px;border-bottom:1px solid rgba(80,119,154,.2)}
.learning-merged-head h3{font-size:clamp(25px,2.4vw,34px);line-height:1.3;letter-spacing:.4px;margin-top:14px;color:var(--ink-deep)}
.learning-hub-note{margin-top:10px;font-size:14px;line-height:1.8;color:#71859A}
.learning-merged-head .heading-link{flex:0 0 auto;padding-right:0;border-right:0}
.learning-column .learning-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.learning-column .learning-card{min-height:186px;padding:24px 22px 22px;gap:16px;border-radius:18px;background:linear-gradient(145deg,rgba(255,255,255,.95),rgba(244,249,253,.92));border-color:rgba(186,208,226,.8)}
.learning-card-index{position:absolute;top:18px;right:20px;font-family:Georgia,"Times New Roman",serif;font-size:32px;line-height:1;color:rgba(20,58,97,.1)}
.learning-card-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:15px;background:linear-gradient(145deg,#E7F2FC,#F9FCFF);border:1px solid rgba(46,124,214,.16);box-shadow:0 8px 18px rgba(20,58,97,.08)}
.learning-card-icon svg{width:25px;height:25px;fill:none;stroke:var(--blue);stroke-width:1.45;stroke-linecap:round;stroke-linejoin:round}
.learning-column .learning-grid strong{font-size:16px;letter-spacing:.7px}
.learning-column .learning-grid small{display:block;margin-top:5px;font-size:11.5px;line-height:1.5;color:#768899;letter-spacing:.2px}
.learning-column .learning-grid .go{right:18px;bottom:18px;width:34px;height:34px}

/* ===== 04 精彩活动 ===== */
.events{background:#fff}
.event-list{display:flex;flex-direction:column;gap:16px}
.event-row{
  display:flex;align-items:center;gap:26px;
  background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card);
  padding:22px 26px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s;min-width:0;
}
.event-row:hover{transform:translateY(-3px);border-color:#BFD8EF;box-shadow:var(--shadow-lift)}
.event-date{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;flex:0 0 64px;height:76px;line-height:1.25;background:linear-gradient(180deg,#F2F8FE,#EAF3FC);border:1px solid rgba(46,124,214,.12);border-radius:12px}
.event-date b{font-size:21px;font-weight:800;color:var(--ink-deep);font-variant-numeric:tabular-nums}
.event-date b + b{font-size:12.5px;font-weight:700;color:var(--blue-deep);background:#fff;border-radius:6px;padding:2px 8px}
.event-date i{font-style:normal;font-size:11.5px;color:#768899}
.event-info{flex:1;min-width:0}
.event-info strong{display:block;font-size:16.5px;line-height:1.55;letter-spacing:.3px;color:var(--ink-deep)}
.event-info small{display:block;font-size:12.5px;line-height:1.7;color:#64788C;margin-top:7px;letter-spacing:.2px}
.event-info em{font-style:normal;color:var(--blue-deep);background:rgba(46,124,214,.09);border-radius:6px;padding:3px 9px;margin-right:10px;font-size:11.5px}
.event-row img{width:210px;height:118px;object-fit:cover;border-radius:12px;flex-shrink:0;transition:filter .3s}
.event-row:hover img{filter:brightness(1.04) saturate(1.05)}
.event-arrow{flex-shrink:0;width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:#fff;font-size:18px;color:#9FB2C4;transition:color .2s,background .2s,border-color .2s,transform .2s}
.event-row:hover .event-arrow{color:#fff;background:var(--blue);border-color:var(--blue);transform:translateX(3px)}

/* ===== 05 调查表入口 ===== */
.surveys{background:
  radial-gradient(680px 300px at 10% 92%,rgba(169,119,60,.05),transparent 60%),
  linear-gradient(180deg,#F6FAFE 0%,#FFFFFF 92%)}
.survey-list{display:flex;flex-direction:column;gap:14px}
.survey-list>a{
  display:grid;grid-template-columns:46px minmax(0,1fr) auto;align-items:center;gap:20px;padding:22px 26px;background:#fff;
  border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s;
}
.survey-list>a:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift);border-color:#BFD8EF}
.survey-index{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;flex-shrink:0;
  background:linear-gradient(150deg,#3E8FE3,#1F6AC0);color:#fff;font-size:12.5px;font-weight:700;letter-spacing:1px;
  box-shadow:0 8px 18px rgba(46,124,214,.28);
}
.survey-list>a>span:nth-child(2){min-width:0}
.survey-list strong{display:block;font-size:16px;line-height:1.55;letter-spacing:.2px;color:var(--ink-deep)}
.survey-list small{display:block;font-size:13px;line-height:1.7;color:#64788C;margin-top:5px}
.survey-arrow{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:#fff;font-size:17px;color:#9FB2C4;transition:color .2s,background .2s,border-color .2s,transform .2s}
.survey-list>a:hover .survey-arrow{color:#fff;background:var(--blue);border-color:var(--blue);transform:translate(3px,-3px)}

/* ===== 收尾 ===== */
.closing{
  position:relative;padding:116px 0;text-align:center;color:#fff;
  background-color:#0B2742;
  background-image:url("/assets/closing-bg.jpg");
  background-image:image-set(
    url("/media/v20261101/closing-bg-960.webp") 1x,
    url("/media/v20261101/closing-bg-1536.webp") 2x
  );
  background-position:center;
  background-repeat:no-repeat;
  background-size:cover;
}
.closing::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,26,46,.62),rgba(8,26,46,.5) 55%,rgba(8,26,46,.66))}
.closing .wrap{position:relative}
.closing p{display:inline-flex;align-items:center;gap:14px;font-size:10.5px;letter-spacing:3.5px;color:rgba(255,255,255,.85)}
.closing p::before,.closing p::after{content:"";width:28px;height:1px;background:rgba(255,255,255,.5)}
.closing h2{font-size:clamp(30px,3.4vw,42px);letter-spacing:2.5px;line-height:1.45;margin:22px 0 36px;color:#fff;text-shadow:0 2px 18px rgba(6,26,48,.35)}

/* ===== 页脚 ===== */
footer{padding:56px 0 30px;color:rgba(255,255,255,.8);background:
  radial-gradient(900px 300px at 85% -10%,rgba(46,124,214,.18),transparent 60%),
  linear-gradient(180deg,#123154 0%,#0C2440 100%)}
.footer-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:28px 48px}
.f-brand{display:flex;align-items:center;gap:22px;min-width:0}
.f-logo{display:block;flex:0 0 auto}
.f-logo{display:block;flex:0 0 auto;background:rgba(255,255,255,.97);border-radius:12px;padding:9px 14px;box-shadow:0 6px 18px rgba(4,18,34,.3)}
.f-logo img{display:block;width:140px;height:auto}
.f-logo img[src*="season3"]{width:150px}
.f-logo.f-logo-light{background:none;border-radius:0;padding:0;box-shadow:none}
.f-logo.f-logo-light img{width:158px}
.f-brand-copy{min-width:0;padding-left:22px;border-left:1px solid rgba(255,255,255,.16)}
.f-name{font-size:17px;font-weight:700;letter-spacing:2.4px;color:#fff;white-space:nowrap}
.f-name i{font-style:normal;font-size:10.5px;font-weight:500;letter-spacing:1.6px;color:rgba(255,255,255,.5);display:block;margin-top:2px}
.f-brand p{font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.75);white-space:nowrap}
.f-brand p span{display:block;font-size:11px;color:rgba(255,255,255,.45);letter-spacing:.6px}
.f-links{display:flex;align-items:center;justify-content:flex-end;gap:4px 24px;font-size:13px;flex-shrink:0}
.f-links a{display:inline-flex;align-items:center;min-height:44px;color:rgba(255,255,255,.78);transition:color .2s;position:relative;white-space:nowrap;padding:4px 0}
.f-links a:hover{color:#fff}
.f-meta{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:12px 28px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);font-size:12px;line-height:1.7;color:rgba(255,255,255,.55)}
.f-copyright{min-width:0}
.f-meta-row{display:flex;align-items:center;justify-content:flex-end;gap:12px 20px;flex-wrap:wrap}
.f-meta a{transition:color .2s}
.f-meta a:hover{color:#fff}
.police-record{display:inline-flex;align-items:center;gap:6px;min-height:32px;line-height:1.5;color:rgba(255,255,255,.62);white-space:nowrap}
.police-record img{width:16px;height:18px;object-fit:contain;flex-shrink:0}
.back-top{display:inline-flex;align-items:center;min-height:32px;white-space:nowrap;color:rgba(255,255,255,.7)}

/* ===== 进场动画（配合 site.js：html.js + data-reveal + .in-view） ===== */
html.js [data-reveal]{opacity:0;translate:0 30px;transition:opacity .7s var(--ease),translate .7s var(--ease);transition-delay:var(--rd,0s);will-change:opacity,translate}
html.js [data-reveal].in-view{opacity:1;translate:none}

/* ===== 响应式 ===== */
@media(max-width:1120px){
  .header-inner{min-height:80px;gap:18px}
  .brand img{width:156px}
  .header-actions{gap:12px}
  .header nav{
    position:absolute;top:calc(100% + 10px);left:28px;right:28px;
    display:flex;flex-direction:column;align-items:stretch;gap:3px;
    max-height:calc(100vh - 110px);overflow:auto;padding:10px;
    background:rgba(255,255,255,.98);border:1px solid var(--line);border-radius:8px;
    box-shadow:0 20px 50px rgba(14,42,73,.18);
    opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-8px);
    transition:opacity .18s ease,transform .18s ease,visibility .18s;
  }
  .header nav.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:none}
  .header nav a{justify-content:space-between;min-height:50px;padding:0 14px;border-radius:6px;font-size:15px}
  .header nav a:not(.nav-action)::after{display:none}
  .header nav a:hover{background:var(--blue-soft)}
  .header nav a[aria-current="location"]{background:var(--blue-soft)}
  .nav-action{border:0;background:none;color:inherit}
  .header nav a.nav-action:hover{color:var(--blue);background:var(--blue-soft)}
  .login-link{padding-left:16px}
  .menu-toggle{display:inline-flex}
  footer{padding:46px 0 26px}
  .footer-inner{display:flex;flex-direction:column;align-items:stretch;gap:24px;text-align:left}
  .f-brand{flex-direction:row;gap:16px}
  .f-brand p{white-space:normal}
  .f-links{justify-content:flex-start;flex-wrap:wrap;gap:2px 20px}
  .f-meta{align-items:flex-start}
  .f-meta-row{justify-content:flex-start}
}

@media(max-width:1020px){
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero{padding:78px 0 88px}
  .hero-copy{max-width:680px}
  .hero::before{background:linear-gradient(180deg,rgba(255,255,255,.9) 0%,rgba(255,255,255,.76) 45%,rgba(255,255,255,.38) 100%)}
  .hero-art{min-height:420px}
  .hero-art::before{width:380px;height:380px}
  .about-grid{grid-template-columns:1fr;gap:44px}
  .learning-hub-intro{grid-template-columns:1fr;gap:30px}
  .learning-hub-visual{min-height:380px}
  .learning-hub-visual img{min-height:380px}
  .learning-hub-courses{margin-top:52px}
  .learning-column .learning-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .featured-program{flex-direction:column;align-items:flex-start;gap:30px;padding:38px 36px}
  .featured-art{flex-direction:row;align-items:center;gap:18px}
  .featured-art img{width:130px;height:130px}
  .featured-art .ai-word{margin-top:0;font-size:46px}
  .program-trio{grid-template-columns:1fr;gap:14px}
  .program-trio article{min-height:0}
  .program-trio .program-number{top:22px;right:24px;font-size:40px}
  .learning-grid{grid-template-columns:repeat(2,1fr)}
  .event-row{flex-wrap:wrap;gap:16px}
  .event-row img{width:100%;height:auto;aspect-ratio:16/7;order:4}
  .event-arrow{display:none}
}

@media(max-width:900px){
  .wrap{padding-left:28px;padding-right:28px}
  .header nav{left:28px;right:28px}
  .section{padding:76px 0}
  .section-heading{align-items:flex-start;gap:28px;margin-bottom:40px}
  h1{letter-spacing:1.6px}
  .f-logo img{width:132px}
  .f-meta-row{gap:14px}
}

@media(max-width:640px){
  html{scroll-padding-top:88px}
  .wrap{padding-left:22px;padding-right:22px}
  .header-inner{min-height:72px;gap:10px}
  .brand img{width:132px}
  .header-actions{gap:8px;margin-left:auto}
  .header nav{left:22px;right:22px;top:calc(100% + 8px)}
  .login-link{min-height:44px;padding-left:12px;font-size:12.5px}
  .login-link span{margin-left:4px}
  .hero{padding:56px 0 66px}
  .hero-grid{gap:30px}
  .eyebrow{padding:7px 14px 7px 11px;font-size:11.5px}
  h1{font-size:clamp(38px,10.5vw,46px);letter-spacing:1px;line-height:1.3;margin:22px 0 20px}
  .hero-intro{font-size:15px;line-height:1.82}
  .hero-actions{gap:10px;margin-top:26px}
  .button{min-height:50px;padding:0 22px;font-size:14px}
  .button.primary.small{min-height:46px}
  .hero-art{min-height:0;padding-top:8px}
  .hero-art::before{display:none}
  .season-card{width:100%;padding:24px 22px 22px;border-radius:16px}
  .season-card-top{font-size:9.5px;letter-spacing:1.6px}
  .season-stage{min-height:186px;margin:4px 0 0}
  .season-number{right:-4px;font-size:136px;letter-spacing:-7px}
  .season-logo{width:min(54%,170px)}
  .season-title{font-size:10px;letter-spacing:2.4px}
  .season-sub{font-size:18px;line-height:1.6;margin-top:8px}
  .season-tags{gap:8px;margin-top:20px;padding-top:15px}
  .season-tags span{font-size:11px;letter-spacing:.4px}
  .section{padding:58px 0}
  .cohort-grid{grid-template-columns:1fr;gap:16px}
  .cohort-card{border-radius:14px}
  .cohort-copy{padding:22px 20px 24px}
  .cohort-copy h3{font-size:21px}
  .cohort-copy>p:not(.cohort-label){font-size:13.5px}
  .cohort-number{right:12px;font-size:128px;letter-spacing:-6px}
  .section-heading{flex-direction:column;align-items:flex-start;gap:8px;margin-bottom:30px}
  .section-heading h2{font-size:27px;letter-spacing:.4px;line-height:1.45;margin-top:10px}
  .section-heading>p,.heading-link{text-align:left;border-right:0;padding-right:0}
  .section-heading>p{font-size:13px;line-height:1.7}
  .heading-link{justify-content:flex-start;min-height:44px;padding-top:5px;padding-bottom:5px}
  .about{padding-top:58px}
  .about h2{font-size:27px}
  .about-grid{gap:30px}
  .about-card{padding:28px 22px}
  .about-card::before{left:22px}
  .about-card-head{font-size:14px}
  .about-lead{font-size:14.5px;line-height:1.88}
  .about-learning h2{font-size:27px}
  .learning-merged-head{flex-direction:column;align-items:flex-start;gap:8px}
  .learning-merged-head h3{font-size:23px}
  .about-trio{grid-template-columns:1fr;gap:6px;margin-top:22px}
  .about-trio>div{flex-direction:row;text-align:left;padding:12px;gap:14px}
  .about-trio svg{width:46px;height:46px;padding:10px}
  .about-trio small{margin-left:auto;text-align:right}
  .featured-program{padding:28px 22px;gap:24px;border-radius:16px}
  .featured-copy h3{font-size:23px;letter-spacing:.3px}
  .featured-copy>p:not(.tag):not(.program-number){font-size:14px}
  .featured-art{width:100%;justify-content:space-between;gap:12px}
  .featured-art img{width:108px;height:108px;border-radius:14px}
  .featured-art .ai-word{font-size:42px;letter-spacing:1px;margin-top:0}
  .featured-art .ai-caption{font-size:11px;letter-spacing:1.2px;white-space:nowrap}
  .program-trio{gap:12px;margin-top:14px}
  .program-trio article{padding:24px 22px;border-radius:14px}
  .program-trio .program-number{top:20px;right:20px;font-size:34px}
  .card-icon{width:50px;height:50px;padding:12px;margin-bottom:14px}
  .program-trio h3{font-size:17.5px}
  .program-trio p:not(.program-number){font-size:13.5px}
  .learning-grid{grid-template-columns:1fr 1fr;gap:12px}
  .learning-card{padding:20px 18px 22px;gap:12px;min-height:158px;border-radius:14px}
  .learning-grid img{width:50px;height:50px;border-radius:12px}
  .learning-grid strong{font-size:15px}
  .learning-grid small{font-size:12px}
  .learning-grid .go{right:14px;bottom:14px;width:32px;height:32px}
  .event-row{padding:16px;gap:12px;border-radius:14px}
  .event-date{flex-basis:56px;height:68px}
  .event-info strong{font-size:15px}
  .event-info small{font-size:12px;line-height:1.65}
  .event-info em{font-size:11px}
  .survey-list{gap:12px}
  .survey-list>a{grid-template-columns:40px minmax(0,1fr) 40px;gap:14px;padding:17px 16px;border-radius:14px}
  .survey-index{width:40px;height:40px;font-size:11.5px}
  .survey-list strong{font-size:14.5px}
  .survey-list small{font-size:12px}
  .survey-arrow{width:34px;height:34px;font-size:15px}
  .closing{padding:78px 0}
  .closing h2{font-size:28px;letter-spacing:1.2px}
  .footer-inner{align-items:center;text-align:center}
  .f-brand{flex-direction:column;gap:12px}
  .f-brand-copy{padding-left:0;border-left:0}
  .f-links{display:grid;grid-template-columns:repeat(2,auto);justify-content:center;gap:0 22px}
  .f-links a{min-height:44px}
  .f-meta{align-items:center;text-align:center;white-space:normal;line-height:1.7}
  .f-meta-row{justify-content:center}
}

@media(max-width:420px){
  .wrap{padding-left:18px;padding-right:18px}
  .brand img{width:116px}
  .header-actions{gap:6px}
  .header nav{left:18px;right:18px}
  .login-link{padding-left:9px;font-size:12px}
  .hero-actions .button{flex:1 1 calc(50% - 5px);padding:0 14px;font-size:13.5px}
  .season-card{padding:20px 18px}
  .season-sub{font-size:17px}
  .season-tags span{font-size:10.5px;letter-spacing:0}
  .featured-art img{width:92px;height:92px}
  .featured-art .ai-word{font-size:36px}
  .featured-art .ai-caption{font-size:10.5px;letter-spacing:.5px}
  .learning-card{padding:18px 15px 20px}
  .event-date{flex-basis:48px;height:62px}
  .event-date b{font-size:17px}
  .event-date b + b{font-size:11px;padding:1px 6px}
  .survey-list strong{font-size:14px}
  .survey-list small{font-size:11.5px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
  html.js [data-reveal]{opacity:1;translate:none}
}

/* ===== 手机端 H5 小程序布局（≤768px，仅首页 .page-home；桌面端不受影响） ===== */
.m-only{display:none}

@media(max-width:768px){
  /* --- 画布：App 灰底 --- */
  body.page-home{background:#F1F5FA}
  .page-home .wrap{padding-left:16px;padding-right:16px}

  /* --- 顶栏：App 式紧凑顶栏（导航由金刚区 + 底部标签栏承担） --- */
  .page-home .header{background:rgba(255,255,255,.94)}
  .page-home .header-inner{min-height:56px;gap:10px}
  .page-home .brand img{width:112px}
  .page-home .menu-toggle,.page-home .site-nav{display:none}
  .page-home .header-actions{gap:8px}
  .page-home .login-link{border:1px solid var(--line-strong);border-left:1px solid var(--line-strong);padding:0 14px;min-height:34px;border-radius:999px;font-size:12.5px;background:#fff}

  /* --- 首屏：紧凑 Banner（手机端顺序：文案 → 金刚区宫格 → 第三期卡片） --- */
  .page-home .hero{padding:22px 0 30px}
  .page-home .hero-grid{gap:20px}
  .page-home .hero-copy{order:-2}
  .page-home .app-quick{order:-1}
  .page-home h1{font-size:31px;letter-spacing:.4px;line-height:1.34;margin:16px 0 12px}
  .page-home .hero-intro{font-size:14px;line-height:1.8}
  .page-home .hero-actions{gap:10px;margin-top:20px}
  .page-home .button{min-height:46px;padding:0 20px;font-size:13.5px}
  .page-home .hero-art{min-height:0;padding-top:0}
  .page-home .season-card{padding:20px 18px 18px}
  .page-home .season-stage{min-height:150px}
  .page-home .season-number{font-size:104px;letter-spacing:-5px}
  .page-home .season-logo{width:min(52%,150px)}
  .page-home .season-sub{font-size:17px}

  /* --- 金刚区：功能宫格 --- */
  .page-home .m-only{display:block}
  .page-home .app-quick{margin-top:0}
  .page-home .app-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:10px 4px;padding:12px 8px 14px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card)}
  .page-home .app-grid a{display:flex;grid-column:span 3;flex-direction:column;align-items:center;gap:6px;padding:7px 2px 5px;border:1px solid transparent;border-radius:12px;font-size:10.8px;line-height:1.3;letter-spacing:.15px;color:var(--ink-deep);white-space:nowrap}
  .page-home .app-grid .ag-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:14px;background:linear-gradient(160deg,#EAF3FC,#F6FAFE);border:1px solid rgba(46,124,214,.14);transition:transform .15s var(--ease),background .15s}
  .page-home .app-grid .ag-icon svg{width:24px;height:24px;fill:none;stroke:var(--blue);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
  .page-home .app-grid a:active .ag-icon{transform:scale(.92);background:var(--blue-soft)}
  .page-home .app-grid a:nth-child(-n+4){grid-column:span 3;gap:8px;padding:13px 2px 12px;background:linear-gradient(160deg,#F4F9FE,#EAF3FC);border-color:rgba(46,124,214,.12);font-size:11.5px;font-weight:600}
  .page-home .app-grid a:nth-child(-n+4) .ag-icon{width:44px;height:44px;background:#fff;box-shadow:0 4px 12px rgba(20,58,97,.06)}
  .page-home .app-grid a:nth-child(n+5){padding-top:10px}
  .page-home .app-grid a:nth-child(n+5) .ag-icon{width:38px;height:38px;border-radius:12px}
  .page-home .app-grid a:nth-child(n+5) .ag-icon svg{width:21px;height:21px}

  /* --- 区块：灰底 + 白卡片 --- */
  .page-home .section{padding:26px 0}
  .page-home .cohorts,.page-home .programs,.page-home .events,
  .page-home .about-learning,.page-home .surveys{background:none}
  .page-home .section-heading{margin-bottom:18px;gap:6px}
  .page-home .section-heading h2{font-size:22px;letter-spacing:.2px;margin-top:8px}
  .page-home .section-heading>p{font-size:12.5px;line-height:1.65}
  .page-home .cohort-card,.page-home .about-card,.page-home .featured-program,
  .page-home .program-trio article,.page-home .learning-card,
  .page-home .event-row,.page-home .survey-list>a{border-radius:16px;box-shadow:0 1px 2px rgba(20,58,97,.04),0 8px 22px rgba(20,58,97,.06)}
  .page-home .cohort-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .page-home .cohort-copy{padding:13px 12px 10px}
  .page-home .cohort-copy h3{font-size:15.5px;line-height:1.45;margin-top:6px}
  .page-home .cohort-label{font-size:8px;letter-spacing:.8px;line-height:1.45}
  .page-home .cohort-tags{display:none}
  .page-home .cohort-link{min-height:32px;padding-top:8px;font-size:11.5px}
  .page-home .cohort-number{left:31%;right:auto;top:12px;font-size:58px;letter-spacing:-3px}
  .page-home .cohort-badge{left:8px;bottom:8px;padding:3px 7px;font-size:8.5px;letter-spacing:.4px}
  .page-home .about-card{padding:24px 20px}
  .page-home .about-trio{margin-top:18px}
  .page-home .featured-program{padding:24px 20px;gap:20px}
  .page-home .featured-copy h3{font-size:21px}
  .page-home .program-trio{gap:12px;margin-top:12px}
  .page-home .program-trio article{padding:22px 18px}
  .page-home .learning-grid{gap:12px}
  .page-home .event-row{padding:16px}
  .page-home .survey-list{gap:10px}

  /* --- 页脚 --- */
  .page-home footer{padding:22px 0 calc(14px + env(safe-area-inset-bottom,0px))}
  .page-home .footer-inner{display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:10px 14px;flex-wrap:wrap}
  .page-home .f-brand{flex:0 0 auto;flex-direction:row;align-items:center;gap:10px}
  .page-home .f-brand-copy{display:none}
  .page-home .f-logo{padding:4px 8px;border-radius:8px}
  .page-home .f-logo img{width:88px}
  .page-home .f-logo.f-logo-light{padding:0;border-radius:0}
  .page-home .f-logo.f-logo-light img{width:112px}
  .page-home .f-links{display:flex;flex-wrap:wrap;justify-content:flex-start;gap:0 14px;width:auto;font-size:11.5px;margin-left:auto}
  .page-home .f-links a{min-height:34px}
  .page-home .f-meta{display:flex;flex-direction:column;align-items:flex-start;gap:5px;width:100%;padding-top:9px;border-top:1px solid rgba(255,255,255,.14);text-align:left}
  .page-home .f-meta-row{display:flex;flex-wrap:wrap;justify-content:flex-start;gap:5px 12px;width:100%;font-size:9.5px;line-height:1.55}
  .page-home .f-copyright{max-width:none;font-size:10px;line-height:1.55}
  .page-home .police-record{min-height:24px;gap:4px}
  .page-home .police-record img{width:14px;height:16px}
}

@media(max-width:420px){
  .page-home .brand img{width:100px}
  .page-home h1{font-size:28px}
  .page-home .app-grid a{font-size:10.2px}
  .page-home .app-grid a:nth-child(-n+4){font-size:10.8px}
  .page-home .app-grid a:nth-child(-n+4) .ag-icon{width:40px;height:40px;border-radius:13px}
  .page-home .app-grid a:nth-child(n+5) .ag-icon{width:36px;height:36px}
}

/* ===== 手机端信息精简：只留功能入口，砍装饰与长文（桌面端不受影响） ===== */
@media(max-width:768px){
  /* 首屏：保留完整介绍，使用轻量图标主视觉补足品牌叙事 */
  .page-home .hero-intro{display:block;overflow:visible}
  .page-home .hero-art{display:flex;min-height:0;padding-top:8px}
  .page-home .hero-art::before{display:none}
  .page-home .hero-icon-wrap{width:min(100%,330px)}
  .page-home .hero-icon-caption{bottom:8px;font-size:9px;letter-spacing:.5px;padding:7px 10px}
  .page-home .hero-actions{display:none}

  /* 区块标题旁的补充小字隐藏 */
  .page-home .section-heading>p{display:none}

  /* 关于汇智岛：用 AI 商学主视觉连接社群理念与四个学习方向 */
  .page-home .about-learning{padding:42px 0 50px}
  .page-home .learning-hub-intro{grid-template-columns:1fr;gap:22px}
  .page-home .about-column h2{font-size:26px;line-height:1.35;margin-top:10px}
  .page-home .about-learning .about-lead{margin-top:14px;font-size:14px;line-height:1.82}
  .page-home .about-points{display:grid;grid-template-columns:1fr;gap:8px;margin-top:22px;padding-top:18px}
  .page-home .about-points>div{display:grid;grid-template-columns:40px minmax(0,1fr);align-items:center;gap:11px;padding:10px 12px}
  .page-home .about-points svg{width:40px;height:40px}
  .page-home .about-points strong{font-size:12.5px}
  .page-home .about-points small{font-size:10.5px}
  .page-home .learning-hub-visual{display:none}
  .page-home .learning-hub-visual img{min-height:260px}
  .page-home .learning-hub-visual figcaption{left:18px;bottom:18px}
  .page-home .learning-hub-visual figcaption span{font-size:15px;letter-spacing:1px}
  .page-home .learning-hub-visual figcaption small{font-size:9px;letter-spacing:.5px}
  .page-home .learning-hub-courses{margin-top:34px}
  .page-home .learning-merged-head{margin-bottom:14px;padding-bottom:12px;flex-direction:column;align-items:flex-start;gap:6px}
  .page-home .learning-merged-head h3{font-size:21px;margin-top:8px}
  .page-home .learning-merged-head .heading-link{font-size:12.5px;min-height:34px}
  .page-home .learning-hub-note{font-size:12px;line-height:1.7;margin-top:7px}
  .page-home .learning-column .learning-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .page-home .learning-column .learning-card{min-height:150px;padding:18px 15px 18px;gap:11px;border-radius:15px}
  .page-home .learning-card-icon{width:43px;height:43px;border-radius:12px}
  .page-home .learning-card-icon svg{width:21px;height:21px}
  .page-home .learning-card-index{top:14px;right:14px;font-size:25px}
  .page-home .learning-column .learning-grid strong{font-size:14px}
  .page-home .learning-column .learning-grid small{font-size:10px;margin-top:4px}
  .page-home .learning-column .learning-grid .go{right:11px;bottom:11px;width:29px;height:29px}
  .page-home .about-card{display:none}
  .page-home .about-lead{margin-top:14px;font-size:14px;line-height:1.8}

  /* 班级/服务卡：隐藏长描述段落，只留标题+标签+入口链接 */
  .page-home .cohort-copy>p:not(.cohort-label){display:none}
  .page-home .featured-copy>p:not(.tag):not(.program-number){display:none}
  .page-home .featured-art{display:none}
  .page-home .featured-program{display:block}
  .page-home .program-trio p:not(.program-number){display:none}
  .page-home .program-trio article{display:flex;flex-direction:column}
  .page-home .program-trio .text-link{margin-top:14px}
  .page-home .article-links{margin-top:14px}

  /* 活动列表：去缩略图，变成紧凑行 */
  .page-home .event-row img{display:none}

  /* 底部装饰收尾段隐藏 */
  .page-home .closing{display:none}

  /* “调查表入口”区块在手机端作为“近期活动”展示（列表内容即问卷调查活动） */
  .page-home .surveys .section-heading .eyebrow{font-size:0}
  .page-home .surveys .section-heading .eyebrow::after{content:"05 / 近期活动";font-size:11.5px;font-weight:600;letter-spacing:1.2px;color:#4A6785}

  /* 页脚：只留 Logo、名称、法律链接与备案 */
  .page-home .f-brand p{display:none}
  .page-home .back-top{display:none}
}

/* ===== 2026 视觉收束：桌面与手机共用同一套品牌节奏 ===== */
.page-home{background:#fbfdff}
.page-home .header-inner{min-height:82px}
.page-home .brand{padding:6px 10px;border-radius:12px;transition:background .2s ease,transform .2s ease}
.page-home .brand:hover{background:#f0f6fc;transform:translateY(-1px)}
.page-home .hero{background-color:#f7fbff;background-blend-mode:soft-light}
.page-home .hero::after{background:radial-gradient(420px 340px at 82% 24%,rgba(200,155,90,.12),transparent 66%),radial-gradient(680px 520px at 4% 100%,rgba(46,124,214,.08),transparent 60%)}
.page-home .season-card{border-color:rgba(255,255,255,.78);box-shadow:0 36px 86px rgba(14,42,73,.18),inset 0 1px 0 rgba(255,255,255,.96)}
.page-home .cohort-card,.page-home .learning-card,.page-home .survey-list>a{border-color:#e0e9f2}
.page-home .cohort-card:hover,.page-home .learning-card:hover,.page-home .survey-list>a:hover{border-color:#b6d2e9}
.page-home .app-quick .ag-icon{box-shadow:0 7px 18px rgba(20,58,97,.12),inset 0 1px 0 rgba(255,255,255,.78)}
@media(max-width:768px){
  .page-home .header-inner{min-height:64px}
  .page-home .brand{padding:3px 6px}
  .page-home .app-quick{padding-top:4px}
  .page-home .app-grid a{border-color:#e0e9f2;background:rgba(255,255,255,.96);box-shadow:0 8px 20px rgba(20,58,97,.05)}
}

/* ===== 首屏 AI 视觉：手机端保持右上角位置并缩小 ===== */
@media(max-width:768px){
  .page-home .hero-grid{position:relative}
  .page-home .hero-art{
    position:absolute;
    z-index:2;
    top:28px;
    right:70px;
    width:min(28vw,150px);
    height:auto;
    min-height:0;
    padding:0;
    pointer-events:none;
  }
  .page-home .hero-community-icon{mix-blend-mode:normal}
  .page-home .hero-icon-wrap{width:100%;margin:0}
  .page-home .hero-icon-caption{display:inline-flex}
  .page-home .hero-copy h1{max-width:58%;margin-right:auto}
}