:root{--ink:#0b2f2a;--ink-2:#16473f;--cream:#f4f0e6;--paper:#fffdf7;--lime:#d7ff49;--mint:#48e4bd;--line:rgba(11,47,42,.16);--muted:#64756f;--shadow:0 24px 70px rgba(11,47,42,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--cream);font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.skip-link{position:fixed;left:16px;top:-60px;z-index:99;padding:10px 16px;background:var(--lime);border-radius:12px}.skip-link:focus{top:16px}
.site-header{width:min(1240px,calc(100% - 40px));min-height:92px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:12px}.brand-mark{width:44px;height:44px;display:grid;place-items:center;border-radius:13px;color:var(--lime);background:var(--ink);font-weight:900}.brand strong,.brand small{display:block;line-height:1.2}.brand strong{font-size:17px;letter-spacing:.08em}.brand small{margin-top:4px;color:var(--muted);font-size:11px;letter-spacing:.25em}nav{display:flex;gap:34px;font-size:14px;font-weight:700}nav a{position:relative}nav a::after{content:"";position:absolute;left:0;right:100%;bottom:-7px;height:2px;background:var(--ink);transition:right .25s ease}nav a:hover::after,nav a:focus-visible::after{right:0}
.hero{width:min(1240px,calc(100% - 40px));margin:0 auto;padding:86px 0 74px;display:grid;grid-template-columns:1.04fr .96fr;gap:72px;align-items:center}.eyebrow{margin:0 0 22px;font-size:12px;letter-spacing:.2em;font-weight:900}.eyebrow span{display:inline-block;width:28px;height:3px;margin-right:10px;vertical-align:middle;background:var(--mint)}.hero h1{margin:0;font-size:clamp(54px,6.4vw,94px);line-height:1.06;letter-spacing:-.055em}.hero h1 em{font-style:normal;position:relative;z-index:0}.hero h1 em::after{content:"";position:absolute;z-index:-1;left:0;right:-.03em;bottom:.08em;height:.19em;background:var(--lime)}.hero-lead{max-width:630px;margin:32px 0 0;color:#536862;font-size:18px}.hero-actions{margin-top:38px;display:flex;gap:24px;align-items:center}.button{display:inline-flex;align-items:center;justify-content:center;gap:34px;min-height:54px;padding:0 24px;border-radius:15px;font-weight:900}.button-primary{color:white;background:var(--ink);box-shadow:0 14px 30px rgba(11,47,42,.18);transition:transform .2s ease,background .2s ease}.button-primary:hover{transform:translateY(-3px);background:var(--ink-2)}.text-link{font-size:14px;font-weight:800;border-bottom:1px solid currentColor}
.hero-board{padding:24px;color:white;background:var(--ink);border-radius:38px;box-shadow:var(--shadow);transform:rotate(1deg)}.board-top{min-height:86px;padding:4px 8px 20px;display:flex;justify-content:space-between;align-items:flex-end;border-bottom:1px solid rgba(255,255,255,.16)}.board-top span{color:#a9c1ba;font-size:14px}.board-top b{color:var(--lime);font-size:25px}.board-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding-top:18px}.board-grid article{min-height:142px;padding:20px;display:flex;flex-direction:column;justify-content:flex-end;border:1px solid rgba(255,255,255,.13);border-radius:20px;background:rgba(255,255,255,.04)}.board-grid article>span{margin-bottom:auto;color:var(--mint);font-size:12px;font-weight:900}.board-grid strong{font-size:20px}.board-grid small{margin-top:5px;color:#a9c1ba}.board-grid .board-accent{color:var(--ink);background:var(--lime);border-color:var(--lime)}.board-grid .board-accent>span,.board-grid .board-accent small{color:var(--ink)}
.signal-strip{min-height:72px;padding:12px 24px;display:flex;align-items:center;justify-content:center;gap:clamp(18px,4vw,58px);color:white;background:var(--ink-2);font-size:13px;font-weight:800;letter-spacing:.08em}.signal-strip i{width:5px;height:5px;border-radius:50%;background:var(--lime)}.section{padding:112px max(20px,calc((100% - 1240px)/2))}.section-heading{display:grid;grid-template-columns:1fr 420px;gap:60px;align-items:end;margin-bottom:52px}.section-heading h2{margin:0;font-size:clamp(38px,5vw,64px);line-height:1.1;letter-spacing:-.045em}.section-heading>p{margin:0;color:var(--muted)}
.courses{background:var(--paper)}.course-card{overflow:hidden;display:grid;grid-template-columns:40% 60%;min-height:560px;border:1px solid var(--line);border-radius:34px;background:white;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease}.course-card:hover{transform:translateY(-6px);box-shadow:0 32px 90px rgba(11,47,42,.18)}.course-visual{position:relative;overflow:hidden;min-height:490px;padding:34px;color:white;background:var(--ink)}.course-visual::before{content:"";position:absolute;width:360px;height:360px;right:-145px;top:54px;border:1px solid rgba(72,228,189,.38);border-radius:50%;box-shadow:0 0 0 50px rgba(72,228,189,.06),0 0 0 100px rgba(72,228,189,.04)}.course-index{position:relative;color:var(--lime);font-size:12px;letter-spacing:.18em;font-weight:900}.visual-word{position:absolute;left:34px;bottom:120px;font-size:clamp(54px,7vw,94px);line-height:.75;font-weight:900;letter-spacing:-.08em}.visual-note{position:absolute;right:34px;bottom:34px;padding:12px 16px;color:var(--ink);background:var(--mint);border-radius:14px;font-size:12px;font-weight:800;transform:rotate(-3deg)}.course-content{padding:clamp(34px,5vw,68px);display:flex;flex-direction:column;justify-content:center}.tags{display:flex;flex-wrap:wrap;gap:9px}.tags span{padding:6px 12px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:12px;font-weight:800}.course-content h3{margin:28px 0 18px;font-size:clamp(40px,5vw,68px);line-height:1.05;letter-spacing:-.05em}.course-content>p{margin:0;color:var(--muted);font-size:17px}.course-content dl{margin:32px 0;padding:22px 0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.course-content dt{color:var(--muted);font-size:11px}.course-content dd{margin:5px 0 0;font-size:13px;font-weight:800}.course-cta{align-self:flex-start;display:inline-flex;align-items:center;gap:50px;padding:13px 19px;color:white;background:var(--ink);border-radius:13px;font-weight:900}.coming-grid{margin-top:24px;display:grid;grid-template-columns:1fr 1fr;gap:24px}.coming-grid article{padding:32px;border:1px dashed rgba(11,47,42,.25);border-radius:24px;background:#f7f5ed}.coming-grid span{color:#4a7168;font-size:10px;letter-spacing:.18em;font-weight:900}.coming-grid h3{margin:14px 0 6px}.coming-grid p{margin:0;color:var(--muted)}
.learning-path{color:white;background:var(--ink)}.learning-path .section-heading>p{color:#a9c1ba}.eyebrow.light{color:var(--lime)}.path-grid{margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);list-style:none}.path-grid li{min-height:300px;padding:26px 32px;display:flex;flex-direction:column;justify-content:space-between;border-top:1px solid rgba(255,255,255,.2);border-right:1px solid rgba(255,255,255,.2)}.path-grid li:last-child{border-right:0}.path-grid li>span{color:var(--mint);font-size:13px;font-weight:900}.path-grid h3{margin:0 0 12px;font-size:25px}.path-grid p{margin:0;color:#a9c1ba}
.about{background:var(--mint)}.about-card{max-width:1050px;margin:0 auto;padding:clamp(36px,7vw,84px);background:var(--paper);border-radius:36px;box-shadow:var(--shadow)}.about-card h2{margin:0;font-size:clamp(44px,6vw,78px);line-height:1.05;letter-spacing:-.05em}.about-card>p:not(.eyebrow){max-width:720px;margin:28px 0 0;color:var(--muted);font-size:18px}.about-contact{margin-top:42px;padding-top:28px;display:flex;justify-content:space-between;gap:24px;border-top:1px solid var(--line)}.about-contact a{font-size:22px;font-weight:900;border-bottom:3px solid var(--lime)}.site-footer{min-height:170px;padding:44px max(20px,calc((100% - 1240px)/2));display:flex;align-items:center;justify-content:space-between;gap:40px;color:white;background:#071e1a}.site-footer>div{display:flex;flex-direction:column;gap:6px}.site-footer>div:last-child{text-align:right;color:#a9c1ba}.site-footer strong{color:var(--lime);font-size:22px}.site-footer small{font-size:11px;letter-spacing:.12em}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}.reveal.is-visible{opacity:1;transform:none}:focus-visible{outline:3px solid var(--mint);outline-offset:4px}
@media(max-width:900px){.hero{grid-template-columns:1fr;gap:48px;padding-top:60px}.hero-board{transform:none}.section-heading{grid-template-columns:1fr;gap:18px}.course-card{grid-template-columns:1fr}.course-visual{min-height:420px}.course-content dl{grid-template-columns:1fr}.path-grid{grid-template-columns:1fr}.path-grid li{min-height:220px;border-right:0}}
@media(max-width:620px){.site-header{min-height:78px}nav{gap:16px}nav a:nth-child(2){display:none}.hero{width:min(100% - 28px,1240px);padding:48px 0 54px}.hero h1{font-size:51px}.hero-lead{font-size:16px}.hero-actions{align-items:flex-start;flex-direction:column}.board-grid{grid-template-columns:1fr}.board-grid article{min-height:115px}.signal-strip{justify-content:flex-start;overflow-x:auto;white-space:nowrap}.section{padding-top:76px;padding-bottom:76px}.course-visual{min-height:370px}.course-content h3{font-size:43px}.coming-grid{grid-template-columns:1fr}.about-contact,.site-footer{align-items:flex-start;flex-direction:column}.site-footer>div:last-child{text-align:left}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important}}