:root{--bg:#fff;--card:#fff;--primary:#172d67;--primary-hover:#102352;--brand-teal:#45b99a;--brand-teal-soft:#eaf7f3;--text:#17242d;--muted:#60717a;--border:#dce6e2;--soft:#f7faf9;--warm:#fff6ed;--warm-border:#f0d4bc;--warm-text:#8d4b20;--shadow:0 14px 38px rgba(20,40,50,.07)}
*{box-sizing:border-box}html{min-height:100%}body{min-height:100vh;margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}button,input{font:inherit}a{color:inherit}[hidden]{display:none!important}button,a,input{outline:none}button:focus-visible,a:focus-visible,input:focus-visible{box-shadow:0 0 0 3px rgba(69,185,154,.22);border-radius:8px}
.wrap{max-width:1040px;margin:auto;padding:24px 20px calc(26px + env(safe-area-inset-bottom))}.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px}.brand{color:var(--primary);font-weight:850;font-size:18px;text-decoration:none}.brand:hover{color:var(--brand-teal)}.back-home{color:var(--muted);font-size:13px;font-weight:750;text-decoration:none}.back-home:hover{color:var(--primary)}
.hero{text-align:center;padding:50px 0 34px}.eyebrow{margin:0 0 8px;color:var(--brand-teal);font-size:12px;font-weight:900;letter-spacing:.08em}.hero h1{margin:0;color:var(--text);font-size:clamp(30px,5vw,48px);line-height:1.15;letter-spacing:-.035em}.hero-description{max-width:690px;margin:14px auto 0;color:var(--muted);font-size:15px;line-height:1.8}.search-box{max-width:760px;margin:26px auto 0;text-align:left}.search-row{display:flex;gap:12px;align-items:flex-start}.input-wrap{position:relative;flex:1;min-width:0}.search-input{width:100%;height:58px;border:1px solid var(--border);border-radius:16px;padding:0 20px;font-size:18px;background:#fff;color:var(--text)}.search-input:focus{border-color:var(--brand-teal);box-shadow:0 0 0 4px rgba(69,185,154,.14)}.btn{position:relative;z-index:21;height:58px;border:0;border-radius:16px;background:var(--primary);color:#fff;padding:0 25px;font-size:16px;font-weight:850;cursor:pointer;white-space:nowrap}.btn:hover{background:var(--primary-hover)}.quick-examples{display:flex;align-items:center;justify-content:center;gap:7px;flex-wrap:wrap;margin:11px 4px 0;color:var(--muted);font-size:12px}.quick-example{border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--primary);padding:5px 10px;font-size:12px;font-weight:750;cursor:pointer}.quick-example:hover{background:var(--brand-teal-soft);border-color:#bdd9df}.suggestions{position:absolute;z-index:20;left:0;right:0;top:66px;background:#fff;border:1px solid var(--border);border-radius:16px;padding:7px;box-shadow:0 18px 44px rgba(20,40,50,.14);max-height:360px;overflow:auto}.suggestion-context{padding:10px 12px 9px;border-bottom:1px solid var(--border);margin-bottom:4px}.suggestion-context strong{display:block;color:var(--primary);font-size:12px;font-weight:900;line-height:1.45}.suggestion-context span{display:block;margin-top:4px;color:var(--muted);font-size:11px;line-height:1.65}.suggestion{width:100%;border:0;background:transparent;border-radius:11px;padding:11px 13px;text-align:left;display:flex;justify-content:space-between;align-items:center;gap:12px;color:var(--text);cursor:pointer}.suggestion:hover,.suggestion.active{background:var(--brand-teal-soft)}.suggestion-main{min-width:0}.suggestion-name{display:block;font-size:15px;font-weight:850;line-height:1.45}.suggestion-meta{display:block;margin-top:3px;color:var(--muted);font-size:11px;line-height:1.4}.suggestion-type{flex:none;border-radius:999px;background:#f2f5f4;color:var(--muted);font-size:11px;padding:4px 8px}
.result-shell,.browse-shell,.truth-note{background:var(--card);border:1px solid var(--border);border-radius:24px;padding:30px;margin-top:24px;box-shadow:var(--shadow)}.result-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start}.result-head h2{font-size:34px;line-height:1.2;margin:0}.code-badge{display:inline-flex;align-items:center;border-radius:999px;padding:7px 11px;background:var(--brand-teal-soft);color:var(--primary);font-size:12px;font-weight:900;white-space:nowrap}.meta{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 0}.meta-chip{display:inline-flex;align-items:center;min-height:28px;border:1px solid var(--border);border-radius:999px;padding:4px 10px;background:#fbfcfc;color:var(--muted);font-size:12px}.recognition-note{display:flex;align-items:flex-start;gap:10px;margin-top:16px;padding:12px 14px;border:1px solid #bdd9df;border-radius:14px;background:var(--brand-teal-soft);font-size:12px;line-height:1.65}.recognition-note strong{flex:none;color:var(--primary);font-weight:900}.recognition-note span{color:#49656a}.answer-first{margin-top:20px;padding:20px;border-radius:18px;background:var(--soft);border:1px solid var(--border)}.answer-first strong{display:block;color:var(--primary);font-size:13px;margin-bottom:7px}.answer-first p{margin:0;font-size:17px;line-height:1.8}.divider{height:1px;background:var(--border);margin:24px 0}.section-heading{display:flex;align-items:center;gap:9px;margin:0 0 16px;color:var(--primary);font-size:17px;font-weight:900}.section-heading::before{content:"";width:4px;height:19px;border-radius:3px;background:var(--primary)}
.disambiguation-count{margin:18px 0 10px;color:var(--muted);font-size:12px;line-height:1.6}.disambiguation-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.disambiguation-card{min-width:0;border:1px solid var(--border);border-radius:16px;background:#fff;padding:15px;text-align:left;cursor:pointer;color:var(--text);transition:border-color .15s ease,background .15s ease,transform .15s ease}.disambiguation-card:hover{border-color:#bdd9df;background:var(--brand-teal-soft);transform:translateY(-1px)}.disambiguation-name{display:block;font-size:15px;font-weight:850;line-height:1.45}.disambiguation-meta{display:block;margin-top:5px;color:var(--muted);font-size:11px;line-height:1.5}.load-more-wrap{text-align:center;margin-top:14px}.load-more{border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--primary);padding:8px 14px;font-size:12px;font-weight:850;cursor:pointer}.load-more:hover{background:var(--soft)}
.undergrad-line{display:grid;grid-template-columns:1fr auto 1fr auto 1.2fr;gap:10px;align-items:center}.path-node{min-width:0;border:1px solid var(--border);border-radius:17px;padding:16px;background:#fff}.path-node small{display:block;color:var(--muted);font-size:11px;margin-bottom:5px}.path-node strong{display:block;font-size:16px;line-height:1.45}.path-node code,.degree-code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--primary);font-weight:900}.path-arrow{color:#93a5ad;font-weight:900}.degree-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.degree-card{border:1px solid var(--border);border-radius:18px;padding:18px;background:#fff}.degree-card h4{margin:0 0 6px;font-size:16px}.degree-card>p{margin:0 0 13px;color:var(--muted);font-size:12px;line-height:1.65}.degree-list{display:grid;gap:9px}.degree-item{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;border-radius:13px;padding:12px;background:var(--soft)}.degree-name{font-weight:850;line-height:1.5}.degree-meta{margin-top:3px;color:var(--muted);font-size:11px;line-height:1.55}.degree-tag{flex:none;border-radius:999px;padding:4px 8px;background:#eef5ff;color:#315e8a;font-size:10px;font-weight:850}.degree-tag.professional{background:var(--brand-teal-soft);color:#256653}.empty-route{margin:0;color:var(--muted);font-size:13px;line-height:1.75}.relation-note{margin-top:16px;padding:15px 17px;border-radius:14px;background:var(--warm);border:1px solid var(--warm-border);color:var(--warm-text);font-size:13px;line-height:1.75}.field-block{margin-top:18px}.field-title{font-size:14px;font-weight:900;margin:0 0 10px}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.field-item{border:1px solid var(--border);border-radius:14px;padding:13px;background:#fff}.field-head{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}.field-name{font-weight:850}.rule-chip{flex:none;border-radius:999px;padding:3px 7px;background:#fff0ec;color:#934638;font-size:10px;font-weight:850}.rule-chip.open{background:#edf7ee;color:#3d7047}.field-item p{margin:7px 0 0;color:var(--muted);font-size:11px;line-height:1.65}.source-list{display:grid;gap:9px}.source-item{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;border-top:1px solid var(--border);padding-top:12px}.source-item:first-child{border-top:0;padding-top:0}.source-main strong{display:block;font-size:13px}.source-main span{display:block;margin-top:4px;color:var(--muted);font-size:11px;line-height:1.55}.source-link{flex:none;color:var(--primary);font-size:12px;font-weight:850;text-decoration:none}.source-link:hover{text-decoration:underline}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:18px}.section-head h2,.truth-note h2{margin:0;font-size:23px}.section-note{max-width:360px;margin:0;color:var(--muted);font-size:12px;line-height:1.65;text-align:right}.discipline-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.discipline-chip,.class-chip,.major-chip{border:1px solid var(--border);background:#fff;border-radius:999px;padding:8px 12px;color:var(--primary);font-size:12px;font-weight:800;cursor:pointer}.discipline-chip:hover,.discipline-chip[aria-pressed="true"],.class-chip:hover{background:var(--brand-teal-soft);border-color:#bdd9df}.class-browser{margin-top:16px;padding-top:16px;border-top:1px solid var(--border)}.class-title{margin:0 0 10px;font-size:14px}.class-list,.major-list{display:flex;gap:8px;flex-wrap:wrap}.major-list{margin-top:13px;padding-top:13px;border-top:1px dashed var(--border)}.major-chip{background:var(--soft);font-weight:700}.major-chip:hover{background:#eef5ff;border-color:#cdddf0}.truth-note{background:var(--warm);border-color:var(--warm-border);box-shadow:none}.truth-note h2{color:#7b3f18}.truth-note p{margin:10px 0 0;color:var(--warm-text);font-size:14px;line-height:1.8}.footer{margin-top:42px;padding:22px 0 8px;border-top:1px solid var(--border);color:var(--muted);font-size:12px;line-height:1.8;text-align:center}.version{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--primary);font-weight:850}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:760px){.wrap{padding:18px 14px calc(22px + env(safe-area-inset-bottom))}.hero{padding:34px 0 24px}.hero h1{font-size:34px}.search-row{display:block}.btn{width:100%;margin-top:10px}.result-shell,.browse-shell,.truth-note{padding:20px;border-radius:20px}.result-head{display:block}.result-head h2{font-size:29px}.code-badge{margin-top:10px}.recognition-note{display:block}.recognition-note span{display:block;margin-top:3px}.undergrad-line{grid-template-columns:1fr}.path-arrow{transform:rotate(90deg);justify-self:center}.degree-grid,.field-grid,.disambiguation-grid{grid-template-columns:1fr}.section-head{display:block}.section-note{text-align:left;margin-top:7px}.source-item{display:block}.source-link{display:inline-block;margin-top:7px}}
@media(max-width:390px){.hero h1{font-size:30px}.hero-description{font-size:14px}.search-input{font-size:16px}.result-shell,.browse-shell,.truth-note{padding:17px}.degree-item{display:block}.degree-tag{display:inline-flex;margin-top:7px}.topbar{align-items:flex-start}.back-home{text-align:right}.disambiguation-card{padding:13px}}