:root{--ink:#25313e;--accent:#9b3029;--muted:#66717d;--line:#e5e7e8;--paper:#f5f6f7}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font:16px/1.8 'Microsoft YaHei','PingFang SC',sans-serif}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #bd7e30;outline-offset:3px}img{max-width:100%;height:auto;display:block}button,input{font:inherit}.wrap{width:min(1200px,calc(100% - 40px));margin:auto}.site-header{background:white;border-bottom:1px solid var(--line)}.header-inner{min-height:145px;display:flex;justify-content:space-between;align-items:center;gap:24px}.site-title{font-size:36px;line-height:1.3;color:var(--accent);font-weight:700;margin:0}.subtitle{margin:10px 0 0;color:var(--muted);font-size:18px}.hotline{font-size:14px;text-align:right;white-space:nowrap}.hotline a{display:block;font-size:24px;color:var(--accent);font-weight:700}.breadcrumb{margin:24px 0 20px;font-size:14px;color:var(--muted);overflow-wrap:anywhere}.breadcrumb a{color:var(--accent)}.feature{display:grid;grid-template-columns:minmax(0,2fr) minmax(270px,1fr);gap:28px}.hero{position:relative;display:block;overflow:hidden;background:#392315;aspect-ratio:680/420;color:white}.hero img{height:100%;width:100%;object-fit:cover;transition:transform .35s}.hero:hover img{transform:scale(1.018)}.hero-top{position:absolute;inset:0 0 auto;padding:26px 28px;background:linear-gradient(#26170de8,#26170d00)}.hero-top small{font-size:14px;letter-spacing:2px;color:#ead8b1}.hero-top strong{display:block;font-size:32px;line-height:1.35;margin-top:5px}.hero-bottom{position:absolute;bottom:20px;left:28px;right:28px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:15px}.hero-cta{padding:7px 17px;background:white;color:#6d2c1d;font-weight:700;white-space:nowrap}.hero-status{position:absolute;right:16px;top:16px;width:7px;height:7px;background:#eed098;border-radius:50%}.dynamic{background:white;border-top:3px solid var(--accent);padding:20px 22px;min-width:0;overflow:hidden}.section-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:18px}.section-head h2{font-size:20px;margin:0}.section-head a{font-size:14px;color:var(--accent);white-space:nowrap}.dynamic ul,.article-list{padding:0;margin:0;list-style:none}.dynamic ul{max-height:335px;overflow:auto}.dynamic li{border-bottom:1px solid var(--line);padding:10px 0;line-height:1.7;font-size:15px;overflow:hidden}.dynamic li span{display:none}.dynamic li a{display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.empty{color:#7b848d;font-size:15px;line-height:1.9;padding:30px 0}.dynamic 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a{font-size:22px;display:block;color:var(--accent);font-weight:700}.article-date{text-align:center;color:var(--muted);font-size:14px;margin-bottom:28px}.article-content{font-size:17px;line-height:1.95;overflow-wrap:anywhere}.article-content img{max-width:100%!important;height:auto!important}.article-content table{max-width:100%}.registration{background:white;border-top:3px solid var(--accent);padding:22px;margin:28px 0}.registration h2{font-size:21px;margin:0 0 5px}.registration p{font-size:13px;color:var(--muted);margin:0 0 18px}.registration form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.registration label{display:flex;flex-direction:column;font-size:14px;gap:5px}.registration input{min-width:0;width:100%;border:1px solid #d8dcdf;background:#fff;border-radius:3px;height:43px;padding:8px 10px}.registration .source-field{grid-column:1/-1}.registration button{border:0;background:var(--accent);color:white;padding:10px 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a:last-child{background:var(--accent)}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Winter collection: calm blue, warm white, evergreen; isolated to this column. */
:root{--ink:#173945;--accent:#27665e;--muted:#637f88;--paper:#f1f7f8;--line:#d8e5e8}
.site-header{background:#fbfdfd}.header-inner{min-height:96px}.site-title{font-size:28px;color:#173945;letter-spacing:2px}.site-title span{display:block;font-size:10px;letter-spacing:3px;margin-top:7px;font-weight:500}.top-nav{display:flex;gap:30px;font-size:14px}.top-nav a:hover{color:var(--accent)}
.winter-hero{position:relative;min-height:540px;height:calc(86svh - 96px);max-height:710px;background:#173945;overflow:hidden;color:white}.hero-photo{position:absolute;width:100%;height:100%;object-fit:cover;object-position:center 47%}.winter-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,39,49,.94) 0%,rgba(10,39,49,.82) 32%,rgba(10,39,49,.18) 75%)}.hero-inner{position:relative;height:100%;z-index:1;display:flex;align-items:center}.hero-copy{max-width:590px;padding:40px 0 75px;animation:winter-enter .7s ease-out}.eyebrow{font-size:13px;letter-spacing:3px;font-weight:500}.hero-copy .eyebrow{color:#cbe2e5}.hero-copy h1{font-size:70px;line-height:1.15;letter-spacing:5px;margin:22px 0}.hero-lead{font-size:24px;line-height:1.7;color:#e6f0ed;margin:0 0 28px}.hero-button{display:inline-block;border-left:3px solid #cee4db;background:#f7fbf7;color:#173945;padding:14px 23px;transition:transform .25s,background .25s}.hero-button span{display:block;font-size:12px;color:#59766e}.hero-button strong{display:block;font-size:18px}.hero-button:hover{transform:translateX(5px);background:white}.snow-edge{position:absolute;bottom:-1px;left:-5%;width:110%;height:38px;background:var(--paper);border-radius:65% 85% 0 0;z-index:2}.winter-section-title{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:28px}.winter-section-title h2{font-size:34px;margin:8px 0 0}.winter-section-title p{font-size:14px;color:var(--muted);margin:0}.recommendations{margin:56px 0}.course-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.course{border:0;border-bottom:2px solid #c8ddd8;background:#fbfdfd}.course-visual{aspect-ratio:1.62;background:#e2ecee}.course-visual img{object-fit:contain;transition:transform .4s}.course:hover img{transform:scale(1.025)}.course-text{padding:23px}.course-no{font-size:11px;letter-spacing:2px;color:#78928e;margin-bottom:10px}.course h3{font-size:24px}.course p{font-size:14px}.season-note{font-size:12px;color:#72868b;margin-top:22px}.winter-journal{display:grid;grid-template-columns:1fr 2fr;gap:60px;border-top:1px solid var(--line);padding:45px 0 55px}.winter-journal h2{font-size:30px;margin:10px 0}.winter-journal p{color:var(--muted);font-size:14px}.winter-journal .dynamic{border-top:0;background:transparent;padding:0}.winter-journal .detail{color:var(--accent)}.site-footer,.quickbar,.mobile-nav{background:#173945}.quickbar button{background:#39796a}.registration button{background:#27665e}.aside-panel{border-top:3px solid #c8ddd8}.main-panel{border-top:3px solid #c8ddd8}.content-layout{margin-top:26px}.article-content a{color:var(--accent);text-decoration:underline}
@keyframes winter-enter{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:900px){.hero-copy h1{font-size:54px}.course-grid{gap:18px}.course-text{padding:16px}.course h3{font-size:20px}.winter-journal{gap:30px}.winter-section-title p{max-width:300px}}
@media(max-width:640px){.header-inner{min-height:78px;padding:15px 0;display:flex}.site-title{font-size:23px;letter-spacing:1px}.site-title span{font-size:8px;letter-spacing:1.5px}.top-nav{font-size:12px;gap:12px}.top-nav a:last-child{display:none}.winter-hero{height:520px;min-height:0;max-height:calc(100svh - 130px)}.hero-photo{object-position:61% center}.winter-hero:after{background:linear-gradient(90deg,rgba(10,39,49,.86),rgba(10,39,49,.35))}.hero-copy{padding:25px 0 50px}.hero-copy h1{font-size:46px;letter-spacing:2px;margin:20px 0}.hero-lead{font-size:19px;margin-bottom:23px}.eyebrow{font-size:11px;letter-spacing:2px}.hero-button{padding:12px 17px}.hero-button strong{font-size:16px}.hero-button span{font-size:11px}.recommendations{margin:32px 0}.winter-section-title{display:block;margin-bottom:22px}.winter-section-title h2{font-size:28px;margin:5px 0 10px}.winter-section-title p{font-size:13px;max-width:none}.course-grid{grid-template-columns:1fr;gap:25px}.course-visual{aspect-ratio:1.75}.course-text{padding:18px}.course h3{font-size:23px}.course p{font-size:14px}.winter-journal{grid-template-columns:1fr;gap:18px;padding:30px 0}.winter-journal h2{font-size:26px}.winter-journal .empty{padding:5px 0}.season-note{line-height:1.8}.snow-edge{height:22px}}
@media(max-width:640px){.embed-icon{display:none!important}.mobile-nav a{font-size:13px}}
@media(prefers-reduced-motion:reduce){.hero-copy{animation:none}.hero-button,.course-visual img{transition:none}}