:root{color-scheme:light;--ink:#18374a;--muted:#657882;--line:#dce4e6;--paper:#f8faf9;--teal:#126b71}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}a{color:inherit}button{font:inherit;cursor:pointer}.skip-link{position:fixed;top:-70px;left:18px;background:white;padding:12px 18px;z-index:20}.skip-link:focus{top:12px}a:focus-visible,button:focus-visible{outline:3px solid #bf8b25;outline-offset:5px}.site-header{max-width:1320px;margin:auto;padding:26px 48px;display:flex;align-items:center;justify-content:space-between;gap:28px;border-bottom:1px solid var(--line)}.brand{display:flex;gap:18px;align-items:center;text-decoration:none;min-width:0}.brand 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.2s;overflow:hidden}.course::before{content:"";height:3px;background:var(--accent);position:absolute;left:30px;right:30px;top:0}.course:hover{transform:translateY(-3px);border-color:#85b0b7;box-shadow:0 12px 30px #2545500b}.quantum{--accent:#4b598c}.course-top{display:flex;align-items:center;gap:14px;color:var(--muted);margin-bottom:23px}.course-number{font-size:13px;color:var(--accent);font-variant-numeric:tabular-nums}.course-meta{font-size:11px;letter-spacing:.03em}.course-arrow{font-size:24px;line-height:1;margin-left:auto;color:var(--accent)}.course-english{font-size:10px;letter-spacing:.12em;margin:0 0 8px;color:#7a8d99}.course h2{font-size:clamp(23px,2.3vw,30px);line-height:1.4;letter-spacing:.025em;margin:0 0 16px;font-weight:620}.course-description{font-size:14px;line-height:1.9;color:#5a6e79;margin:0 0 18px}.course-topics{font-size:11px;line-height:1.9;color:#7a8d96;margin:auto 0 24px}.course-action{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid #e7edee;padding-top:16px;color:var(--accent);font-size:13px;font-weight:550}.course-action>span:last-child{font-size:21px;line-height:1}.home-footer{max-width:1224px;margin:0 auto;padding:22px 0 30px;border-top:1px solid var(--line);font-size:11px;color:#839197;display:flex;justify-content:space-between;gap:15px}.filing{display:flex;flex-wrap:wrap;gap:8px 18px}.filing a{text-decoration:none}.filing a:hover{text-decoration:underline}@media(max-width:900px){.site-header{padding:22px 28px}main{padding:0 28px}.home-footer{margin:0 28px}.brand-credit{max-width:430px}.course{padding:24px}.course-list{gap:18px}.course::before{left:24px;right:24px}.motto{padding:32px 0}.section-heading{align-items:flex-start;flex-direction:column;gap:10px}.course-count{padding:0}}@media(max-width:600px){.site-header{padding:18px 20px;gap:14px;flex-wrap:wrap}.brand{gap:12px;flex:1 1 280px}.brand img{width:46px;height:46px}.brand-name{font-size:17px}.brand-name strong{margin-left:10px}.brand-credit{font-size:10px;line-height:1.65}.languages{margin-left:auto;padding:3px}.languages button{padding:4px 12px}main{padding:0 20px}.motto{padding:25px 0 28px}.motto blockquote{font-size:19px;line-height:1.9;letter-spacing:.015em}.motto-label{font-size:9px}.courses{padding:29px 0 35px}.section-heading{gap:9px;margin-bottom:20px}h1{font-size:23px}.course-list{grid-template-columns:1fr;gap:18px}.course{padding:23px}.course h2{font-size:25px}.course-english{font-size:9px}.course-top{margin-bottom:19px}.course-description{font-size:14px}.course-topics{font-size:11px;margin-bottom:20px}.home-footer{margin:0 20px;flex-direction:column;gap:8px;padding:20px 0 26px}.filing{gap:7px}.course-meta{font-size:11px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

html[lang=en] .motto blockquote{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;font-size:clamp(17px,1.6vw,21px);line-height:1.9;letter-spacing:.015em}html[lang=en] .motto-label{letter-spacing:.14em}

.music{--accent:#9b702a}@media(min-width:601px) and (max-width:1050px){.course-list{grid-template-columns:1fr 1fr}.course.music{grid-column:1/-1}}

.electrodynamics{--accent:#74578b}@media(min-width:601px){.course.music{grid-column:1/-1}}@media(min-width:601px) and (max-width:1050px){.course.electrodynamics{grid-column:1/-1}}

/* Quantum virtual laboratory: the first course row is one full-width entry. */
.quantum-lab-entry{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:36px;padding:31px 36px;border:1px solid #32586c;border-radius:13px;background:linear-gradient(115deg,#102f43,#163b4c 65%,#203c58);color:#f0f8fa;text-decoration:none;position:relative;overflow:hidden;transition:transform .2s,box-shadow .2s,border-color .2s}.quantum-lab-entry:hover{transform:translateY(-3px);border-color:#548b9d;box-shadow:0 14px 32px #193d4f20}.lab-entry-copy{max-width:950px;min-width:0}.lab-entry-eyebrow{display:flex;align-items:center;gap:17px;margin:0 0 13px;font-size:9px;letter-spacing:.13em;color:#8bcecf}.lab-entry-eyebrow>span{font-size:9px;letter-spacing:.04em;border-left:1px solid #6b9dad88;padding-left:17px;color:#bdd7e0}.quantum-lab-entry h2{font-size:clamp(22px,2.3vw,30px);font-weight:600;line-height:1.5;margin:0 0 12px;letter-spacing:.02em}.lab-entry-description{font-size:12px;line-height:1.9;color:#bdd1db;margin:0 0 20px}.lab-entry-action{font-size:12px;display:flex;align-items:center;gap:20px;color:#d6f5ee}.lab-entry-action>span:last-child{font-size:21px;line-height:1}.lab-entry-visual{flex:0 0 210px;opacity:.8}.lab-entry-visual svg{display:block;width:100%}@media(max-width:1000px){.lab-entry-visual{flex-basis:155px}.quantum-lab-entry{gap:22px;padding:27px 28px}.quantum-lab-entry h2{font-size:25px}}@media(max-width:760px){.lab-entry-visual{display:none}.quantum-lab-entry{padding:26px 25px}.quantum-lab-entry h2{font-size:24px}.lab-entry-description{font-size:12px}.lab-entry-eyebrow{font-size:8px;gap:12px}.lab-entry-eyebrow>span{padding-left:12px;font-size:8px}}@media(prefers-reduced-motion:reduce){.quantum-lab-entry{transition:none}}

/* 2026-10-29: consistent bilingual course cards, two academic rows. */
.course-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.course{padding:30px 32px 25px;border-radius:18px;background:linear-gradient(145deg,#fff 68%,#f0f6f6);box-shadow:0 4px 20px #193f4c05}
.course.advanced{--accent:#a47332}.course-top{min-height:24px;margin-bottom:22px}
.course h2{font-size:28px;line-height:1.4;min-height:2.8em;margin:0 0 10px;letter-spacing:0;font-weight:650;display:flex;align-items:flex-start}
.course-english{min-height:3.2em;font-size:10px;line-height:1.6;letter-spacing:.1em;margin:0 0 18px;color:var(--accent);max-width:42em}
.course-description{min-height:5.7em;margin-bottom:20px}.course-topics{min-height:3.8em;margin-top:auto}.course-action{min-height:46px}
.course-number{border:1px solid color-mix(in srgb,var(--accent) 25%,white);width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-size:11px}
.course.music{grid-column:1/-1}.course.electrodynamics{grid-column:auto}
@media(max-width:760px){.course-list{grid-template-columns:1fr}.course{padding:25px}.course h2{font-size:25px;min-height:0}.course-english{min-height:0}.course-description,.course-topics{min-height:0}.course.music,.course.electrodynamics{grid-column:auto}}