:root{--red:#a51f28;--red-bright:#c53941;--red-deep:#6f1119;--cream:#f8efe7;--cream-light:#fcf8f4;--ink:#271d1f;--muted:#786d6f;--line:rgba(128,30,38,.12);--glass:rgba(255,255,255,.69);--shadow:0 28px 80px rgba(81,25,29,.1);font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--cream);scroll-behavior:smooth}
*{box-sizing:border-box}html,body{margin:0;min-width:0}body{min-height:100vh;overflow-x:hidden;background:radial-gradient(circle at 12% 3%,rgba(187,45,55,.14),transparent 29rem),radial-gradient(circle at 88% 32%,rgba(225,175,130,.18),transparent 31rem),linear-gradient(180deg,var(--cream-light),var(--cream))}a{color:inherit}a,button{outline-offset:4px;-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid rgba(165,31,40,.45)}.shell{width:min(1180px,calc(100% - 40px));margin-inline:auto}.glass{background:var(--glass);border:1px solid rgba(255,255,255,.8);box-shadow:var(--shadow);backdrop-filter:blur(22px) saturate(130%);-webkit-backdrop-filter:blur(22px) saturate(130%)}
.glow{position:fixed;z-index:-1;border-radius:50%;filter:blur(6px);pointer-events:none}.glow-one{width:28rem;height:28rem;left:-16rem;top:22rem;background:rgba(165,31,40,.08)}.glow-two{width:24rem;height:24rem;right:-11rem;top:8rem;background:rgba(210,151,106,.13)}
.topbar{position:sticky;top:0;z-index:30;background:rgba(252,248,244,.78);border-bottom:1px solid rgba(120,30,38,.08);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}.topbar-inner{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none}.brand-mark{display:grid;place-items:center;width:44px;height:44px;border-radius:15px;color:#fff8ee;background:linear-gradient(145deg,var(--red-bright),var(--red-deep));box-shadow:0 11px 25px rgba(139,23,31,.25);font-weight:900}.brand strong,.brand small{display:block}.brand strong{font-size:18px;letter-spacing:.08em}.brand small{margin-top:2px;color:var(--muted);font-size:11px;letter-spacing:.22em}.topbar nav{display:flex;align-items:center;gap:26px}.topbar nav a{color:var(--muted);text-decoration:none;font-size:14px;font-weight:800}.topbar nav a:hover{color:var(--red)}.topbar .nav-button{padding:12px 17px;border-radius:14px;color:#fff;background:linear-gradient(135deg,var(--red-bright),var(--red-deep));box-shadow:0 10px 24px rgba(139,23,31,.19)}.topbar .nav-button:hover{color:#fff}
.hero{min-height:calc(100vh - 78px);display:grid;grid-template-columns:1.12fr .88fr;align-items:center;gap:clamp(42px,8vw,100px);padding-block:64px}.eyebrow{margin:0 0 14px;color:var(--red);font-size:12px;font-weight:900;letter-spacing:.2em}h1,h2,h3,p{overflow-wrap:anywhere}h1{margin:0;max-width:760px;font-size:clamp(50px,7.2vw,78px);line-height:1.02;letter-spacing:-.06em}h1 span{color:var(--red)}.lead{max-width:660px;margin:28px 0 0;color:var(--muted);font-size:18px;line-height:1.85}.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:32px}.primary-button,.secondary-button{min-height:52px;display:inline-flex;align-items:center;justify-content:center;gap:18px;padding:0 24px;border-radius:17px;text-decoration:none;font-weight:900;transition:transform .2s ease,box-shadow .2s ease}.primary-button{color:#fff;background:linear-gradient(135deg,var(--red-bright),var(--red-deep));box-shadow:0 16px 34px rgba(139,23,31,.24)}.secondary-button{color:var(--red-deep);background:rgba(255,255,255,.58);border:1px solid var(--line)}.primary-button:hover,.secondary-button:hover{transform:translateY(-2px)}.public-note{margin:20px 0 0;color:var(--muted);font-size:13px}.public-note span{color:#4b9e75}
.hero-visual{position:relative;overflow:hidden;padding:24px;border-radius:34px;transform:rotate(1.5deg)}.hero-visual:before{content:"";position:absolute;width:220px;height:220px;right:-80px;top:-90px;border-radius:50%;background:rgba(165,31,40,.08)}.visual-top,.visual-foot{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between}.visual-top span{color:var(--red);font-size:11px;font-weight:900;letter-spacing:.2em}.visual-top b{color:rgba(165,31,40,.16);font:900 68px/1 Georgia,serif}.path-list{position:relative;z-index:1;display:grid;gap:10px;margin:12px 0 24px}.path-item{display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:14px;padding:17px;border-radius:20px;background:rgba(255,255,255,.67);border:1px solid rgba(165,31,40,.08)}.path-item>span{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;color:var(--red);background:#f9e7e5;font-weight:900}.path-item strong,.path-item small{display:block}.path-item small{margin-top:4px;color:var(--muted)}.path-item i{color:var(--red);font-style:normal;font-size:20px}.path-item.active{color:#fff;background:linear-gradient(135deg,var(--red-bright),var(--red-deep))}.path-item.active>span{color:var(--red);background:#fff}.path-item.active small,.path-item.active i{color:rgba(255,255,255,.76)}.path-item.muted{opacity:.72}.visual-foot{color:var(--muted);font-size:12px}
.section-heading{margin-bottom:26px}.section-heading h2{margin:0;font-size:clamp(32px,5vw,54px);letter-spacing:-.045em}.quick-start,.learning-path,.courses{padding-block:72px}.action-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.action-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:20px;min-height:210px;padding:30px;border-radius:30px;text-decoration:none;transition:transform .25s ease,box-shadow .25s ease}.action-card:hover{transform:translateY(-5px);box-shadow:0 34px 86px rgba(81,25,29,.15)}.action-icon{display:grid;place-items:center;width:72px;height:72px;border-radius:23px;color:#fff;background:linear-gradient(145deg,var(--red-bright),var(--red-deep));font:900 24px/1 Georgia,serif}.action-icon.pale{color:var(--red);background:#f7dfdc}.action-card p{margin:0 0 8px;color:var(--red);font-size:12px;font-weight:900;letter-spacing:.12em}.action-card h3{margin:0;font-size:clamp(24px,3vw,34px)}.action-card div>span{display:block;margin-top:10px;color:var(--muted)}.action-card b{color:var(--red);font-size:30px}
.split-heading{display:flex;justify-content:space-between;align-items:end;gap:38px}.split-heading>p{max-width:390px;margin:0 0 5px;color:var(--muted);line-height:1.7}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:0;list-style:none}.timeline li{min-height:225px;padding:24px;border-radius:26px}.timeline li>span{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;color:#fff;background:var(--red);font-weight:900}.timeline h3{margin:36px 0 10px;font-size:21px}.timeline p{margin:0;color:var(--muted);line-height:1.7}
.course-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;padding:clamp(28px,5vw,58px);border-radius:36px}.status-badge{display:inline-block;padding:8px 12px;border-radius:999px;color:var(--red);background:#f8dfdc;font-size:11px;font-weight:900;letter-spacing:.16em}.course-intro h2{margin:20px 0 16px;font-size:clamp(34px,5vw,58px);line-height:1.06;letter-spacing:-.05em}.course-intro p{color:var(--muted);line-height:1.85}.course-preview{display:grid;gap:10px}.course-preview>div{display:grid;grid-template-columns:48px 1fr;align-items:center;column-gap:15px;padding:18px;border-radius:19px;background:rgba(255,255,255,.65);border:1px solid rgba(165,31,40,.08)}.course-preview span{grid-row:1/span 2;display:grid;place-items:center;width:48px;height:48px;border-radius:15px;color:var(--red);background:#f8e9e4;font-weight:900}.course-preview strong,.course-preview small{display:block}.course-preview small{margin-top:4px;color:var(--muted)}
footer{margin-top:60px;padding:42px 0;color:var(--muted);background:rgba(255,255,255,.38);border-top:1px solid var(--line)}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}.footer-inner strong{color:var(--ink)}.footer-inner p{margin:7px 0 0}.footer-links{display:flex;gap:22px}.footer-links a{color:var(--red);font-weight:800;text-decoration:none}.reveal-ready .action-card,.reveal-ready .timeline li,.reveal-ready .course-panel{opacity:0;transform:translateY(18px)}.reveal-ready .is-visible{opacity:1;transform:none;transition:opacity .55s ease,transform .55s ease}
@media (max-width:900px){.hero{grid-template-columns:1fr;min-height:auto}.hero-visual{max-width:680px;transform:none}.timeline{grid-template-columns:1fr 1fr}.course-panel{grid-template-columns:1fr}}
@media (max-width: 720px){.shell{width:min(100% - 24px,1180px)}.topbar-inner{min-height:68px}.brand small,.topbar nav>a:not(.nav-button){display:none}.topbar .nav-button{padding:10px 13px;font-size:12px}.hero{grid-template-columns:1fr;gap:38px;padding-block:42px 58px}h1{font-size:clamp(44px,11.8vw,54px)}.lead{font-size:16px}.hero-actions{display:grid}.hero-visual{padding:18px;border-radius:27px}.quick-start,.learning-path,.courses{padding-block:48px}.action-grid,.timeline{grid-template-columns:1fr}.action-card{min-height:0;padding:24px 20px;grid-template-columns:auto 1fr}.action-card>b{display:none}.action-icon{width:56px;height:56px;border-radius:18px;font-size:20px}.split-heading{display:grid;gap:14px}.timeline li{min-height:0}.timeline h3{margin-top:24px}.course-panel{padding:25px 18px;border-radius:28px}.footer-inner{align-items:flex-start;flex-direction:column}}
@media (prefers-reduced-motion: reduce){:root{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}