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:root{--blue:#1765dc;--ink:#192d4d;--muted:#6f7d91;--line:#e0e6ed;--paper:#fff;--ground:#f6f8fb;--green:#267b5d;--amber:#946700;font-family:"Microsoft YaHei UI","PingFang SC",sans-serif;color:var(--ink);background:var(--ground);font-size:14px;line-height:1.65}*{box-sizing:border-box}body{margin:0}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button{cursor:pointer;border:1px solid var(--line);border-radius:8px;padding:9px 14px;background:white;color:var(--ink);line-height:1.45}button:hover{border-color:#91b3e7;background:#f5f9ff}button:disabled{cursor:default;opacity:.45}button:focus-visible,a:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #78a5ef;outline-offset:3px}h1,h2,h3,p{margin:0 0 14px}h1{font-size:30px;line-height:1.5;letter-spacing:-.7px}h2{font-size:18px;line-height:1.5}h3{font-size:15px}small{display:block;font-size:11px;color:var(--muted);font-weight:400;line-height:1.5}.zh{display:block}h1 small{font-size:18px;letter-spacing:0}h2 small{font-size:11px}h3 small{font-size:11px}.primary{background:var(--blue);border-color:var(--blue);color:white;font-weight:600}.primary:hover{background:#0e55c4;color:white}.large{padding:15px 28px;font-size:17px}.muted,.footnote{color:var(--muted)}.footnote{font-size:12px;margin:12px 0}.eyebrow{font-size:11px;letter-spacing:1.3px;color:var(--blue);font-weight:700}.error,.danger,.failed{color:#b4403c}.error:empty{display:none}.note{padding:15px 18px;background:#eef4fc;border:1px solid #d2e2f7;border-radius:9px;margin:16px 0;font-size:13px}.note.warn{background:#fff8e7;border-color:#ebdbaf;color:#78581e}.note .zh{font-weight:600}.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}.row{display:flex;gap:12px;align-items:center;justify-content:space-between}.inline{display:flex;align-items:center;gap:8px;font-size:12px;margin:0}.inline input{width:auto;margin:0}label{display:block;margin:16px 0;font-size:13px;font-weight:500}input,select,textarea{display:block;width:100%;border:1px solid #cbd5e1;border-radius:7px;padding:11px 12px;margin-top:7px;background:white;color:var(--ink);min-width:0}input:focus,select:focus,textarea:focus{outline:2px solid #a6c4f1;border-color:var(--blue)}form>.primary{margin-top:10px;width:100%}details{border-top:1px solid var(--line);padding:13px 0}summary{cursor:pointer;font-weight:600}details p{margin:12px 0}.tag{display:inline-flex;align-items:center;background:#eef2f8;color:#52657c;border-radius:5px;padding:3px 7px;font-size:10px;font-weight:500;line-height:1.5}.tag.green{color:#267b5d;background:#e7f4ed}.tag.amber{color:#89661e;background:#fff1d2}.tag.danger{color:#b4403c;background:#fdebea}.tags{display:flex;gap:5px;flex-wrap:wrap;margin-top:14px}.tags .tag{max-width:100%}
header{height:80px;display:flex;align-items:center;padding:0 40px;background:#fff;border-bottom:1px solid var(--line);gap:18px;position:relative;z-index:20}header .brand{display:flex;align-items:center}.brand img{width:112px;height:45px;object-fit:contain}.beta{font-size:10px;color:#7589a5;background:#f0f4fa;padding:2px 7px;border-radius:4px}nav{display:flex;gap:30px;margin-left:38px}nav a{font-size:15px;color:#3c4e69;font-weight:600}.account-nav{display:flex;align-items:center;gap:20px;margin-left:auto}.ai-entry{border:0;background:#f3f5f8;font-size:12px;font-weight:500;padding:9px 14px}.ai-entry small{display:inline;margin-left:5px;font-size:9px}.bell{width:38px;height:38px;position:relative;border:0;padding:8px;background:transparent}.bell svg{width:23px;height:23px}.badge{position:absolute;top:-1px;right:-3px;background:#d74948;color:white;min-width:17px;height:17px;border-radius:20px;font-size:10px;line-height:17px}.avatar{border-radius:50%;width:35px;height:35px;padding:0;background:#e5edf9;border:0;font-weight:700}.popover{position:absolute;top:68px;right:35px;background:#fff;box-shadow:0 15px 50px #17315a24;border:1px solid var(--line);border-radius:12px;padding:18px;width:300px;z-index:40}.account-menu{display:grid;gap:14px}.account-menu strong{font-size:12px;overflow-wrap:anywhere}.inbox{width:420px;max-height:65vh;overflow:auto}.message{text-align:left;width:100%;margin:8px 0;padding:13px;border-left:3px solid var(--blue);line-height:1.7;font-size:12px}.message .tag{display:block;width:max-content;margin-bottom:8px}.message.read{color:var(--muted);border-left-color:#cbd5e1;background:#fafbfd}.message[hidden]{display:none}.message small{color:var(--blue);margin-top:6px}
main{margin:0 auto;padding:40px 30px 80px}.wide{max-width:1600px}.narrow{max-width:540px;padding-top:60px;min-height:calc(100vh - 80px)}.profile-page{max-width:1000px}.home{max-width:1340px;display:grid;grid-template-columns:1.1fr 1fr;gap:95px;padding:78px 42px 80px;align-items:center}.home-copy h1{font-size:38px;line-height:1.6;margin:18px 0 25px;letter-spacing:-1.2px}.home-copy>p:not(.eyebrow){font-size:15px;line-height:2;color:#5b6c82;margin-bottom:18px}.home-copy .primary{margin-top:15px}.home-copy>.footnote{margin-top:15px;font-size:11px}.home-plan{background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px 38px;box-shadow:0 18px 60px #20416d07}.mini-brand{display:flex;align-items:center;gap:16px;padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:10px}.mini-brand img{width:50px;height:60px;object-fit:contain}.mini-brand .zh{font-size:18px;font-weight:600}.step-preview{display:flex;gap:18px;padding:18px 0}.step-preview>span{font-size:12px;color:#7a95b9;background:#edf3fb;width:32px;height:32px;display:grid;place-items:center;border-radius:50%}.step-preview .zh{font-weight:600}.preview-term{margin-top:14px;background:#f5f8fc;padding:20px;border-radius:10px}.preview-term b small{display:inline;margin-left:12px}.preview-unit{border:1px solid #d6e1f0;border-left:4px solid var(--blue);background:white;padding:15px;margin:12px 0;border-radius:6px;font-weight:700}.preview-slot{border:1px dashed #b8c9e0;color:#7086a2;padding:14px;border-radius:7px;font-size:12px}
.panel{background:var(--paper);padding:24px;border:1px solid var(--line);border-radius:11px;margin-bottom:20px}.identity{display:flex;gap:22px;align-items:center;background:white;border:1px solid var(--line);border-radius:12px;padding:23px 28px;margin-bottom:24px;flex:1;min-width:0}.school-logo{width:62px;height:76px;object-fit:contain}.identity-info{flex:1;min-width:0}.identity-top{display:flex;align-items:center;gap:16px;margin-bottom:14px}.identity-top .zh{font-weight:700;font-size:20px;color:var(--ink)}.identity-top small{font-size:12px}.identity-grid{display:flex;gap:25px;flex-wrap:wrap;margin-bottom:10px}.identity-grid .zh{font-size:13px;color:var(--ink)}.identity-grid small{font-size:10px}.workspace-top{display:flex;gap:18px}.wam{background:white;padding:20px;border:1px solid var(--line);border-radius:12px;text-align:center;min-width:170px;margin-bottom:24px}.wam>span{font-size:11px;color:var(--muted)}.wam>strong{display:block;font-size:37px;line-height:1.5}.wam>a{font-size:11px}.workspace-layout{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:22px}.toolbar{margin:10px 0}.toolbar h1{font-size:23px;margin:0}.toolbar h1 small{display:inline;margin-left:8px;font-size:12px;letter-spacing:0}.save-status{font-size:11px;color:var(--green);margin-left:auto}.toolbar button{font-size:12px;padding:6px 12px}.year-head{display:flex;align-items:center;justify-content:space-between;margin:28px 0 15px;position:relative}.year-head h2{margin:0}.year-head h2 small{display:inline;font-size:14px;padding-left:12px}.capacity-menu{border:0;padding:0;font-size:12px}.capacity-menu summary{font-weight:400;color:var(--blue);list-style:none;padding:6px}.capacity-menu>div{position:absolute;right:0;top:40px;z-index:10;background:white;padding:12px;box-shadow:0 10px 20px #1f365523;border:1px solid var(--line);border-radius:8px;display:grid;gap:8px}.semester-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.term{background:#eef2f7;border:1px solid #e1e7f0;border-radius:10px;padding:15px;transition:border-color .12s,background .12s;min-width:0}.term-head{display:flex;gap:10px;justify-content:space-between;align-items:center;margin-bottom:14px}.term-head h3{font-size:13px;margin:0}.term-head h3 small{font-size:10px}.term-head>span{font-size:10px;color:var(--muted)}.course-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.course{position:relative;display:flex;flex-direction:column;border:1px solid #d9e1ec;border-top:3px solid #6092df;background:white;border-radius:8px;padding:13px 13px 16px;min-height:172px;cursor:pointer;box-shadow:0 2px 4px #152b4910;min-width:0}.course:hover{border-color:#8bb0e7;box-shadow:0 5px 14px #17315a0e}.course-top{display:flex;align-items:center;gap:4px;margin-bottom:12px}.course-top strong{font-size:13px;color:#244b83}.course-top>span{font-size:9px;margin-left:auto;color:var(--muted);white-space:nowrap}.course h3{font-size:12px;line-height:1.5;margin:0 0 5px}.course-en{font-size:10px;color:#718096;line-height:1.45;margin:0;overflow-wrap:anywhere}.course .tags{margin-top:auto;padding-top:12px}.course .tag{font-size:9px;padding:2px 4px}.course-more{position:absolute;right:8px;bottom:4px;border:0;padding:0;font-size:11px}.course-more summary{list-style:none;padding:2px 4px;color:#91a0b3}.course-more>div{position:absolute;right:0;top:20px;width:160px;display:grid;background:white;box-shadow:0 8px 25px #17315a33;z-index:9;border:1px solid var(--line);border-radius:8px;padding:6px}.course-more button{text-align:left;border:0;font-size:11px}.drag-handle{border:0;background:none;padding:0 2px;color:#99a8bc;font-size:15px;cursor:grab;touch-action:none;min-width:15px}.course.highlight{border-color:#15987c;background:#f2fcf7}.open-slot{min-height:172px;border:1px dashed #bfcddd;background:#f8fafc;color:#8594a9;border-radius:8px;font-size:11px;text-align:center}.open-slot>span{display:block;font-size:23px;margin-bottom:6px}.open-slot small{font-size:9px;margin-top:4px}.overload{font-size:10px;color:var(--amber);margin-top:10px}.add-year{width:100%;border:1px dashed #bdccdf;background:transparent;margin:22px 0}.sidebar{padding-top:10px}.sidebar .panel{padding:21px}.sidebar h2{font-size:15px}.progress-number{font-size:30px;font-weight:700;margin:14px 0}.progress-number>span{font-weight:400;font-size:13px;color:var(--muted)}.progress-track{height:9px;background:#eef2f7;border-radius:9px;overflow:hidden;display:flex;margin-bottom:17px}.progress-track i{background:#267b5d}.progress-track em{background:#e4bc52}.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}.stat-grid b{font-size:18px}.stat-grid small{font-size:10px}.quick-unit{display:block;width:100%;border:0;border-bottom:1px solid var(--line);text-align:left;padding:12px 0;background:white;border-radius:0}.quick-unit b{font-size:12px;color:var(--blue)}.quick-unit span{display:block;font-size:12px}.quick-unit small{font-size:10px}.record-strip{display:flex;align-items:center;justify-content:space-between;background:#e5f2eb;border-radius:6px;margin:5px 0 10px;font-size:10px;padding:4px 7px}.record-strip button{border:0;background:none;font-size:10px;padding:3px}.record-strip.failed{background:#fdebea}.record-row{display:flex;gap:12px;align-items:center;border-bottom:1px solid var(--line);padding:13px 0;font-size:12px}.record-row span{flex:1}.record-row button{font-size:11px}.record-course{border-top-color:var(--green)}.page-title{margin:26px 0}.page-title p{color:var(--muted);font-size:13px}.university-card{display:flex;gap:25px}.university-card>img{width:75px;height:95px;object-fit:contain}.university-card>div{flex:1}.official-text{white-space:pre-line;font-size:13px;line-height:1.9;color:#53657d;overflow-wrap:anywhere}.profile-page .progress-panel .stat-grid{grid-template-columns:repeat(4,1fr)}.search-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:25px}.search-controls{display:flex;gap:20px;align-items:end}.search-controls>input{flex:1;padding:14px}.search-controls label{margin:0}.search-controls select{padding:14px}.search-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.search-cards .course{min-height:220px;padding:20px}.search-cards .course h3{font-size:15px}.search-cards .course-en{font-size:12px}.search-cards .course-top strong{font-size:16px}.search-cards .tag{font-size:10px}.search-cards .course-top>span{font-size:11px}#search-count{color:var(--muted);font-size:12px;margin:16px 0}
.map-section{margin-top:32px;background:white;border:1px solid var(--line);border-radius:12px;padding:22px;overflow:hidden}.map-section h2{margin:0;font-size:17px}.map-section h2 small{display:inline;font-size:12px}.map-tools{display:flex;gap:7px;justify-content:flex-end;margin-bottom:10px}.map-tools button{font-size:11px;padding:6px 10px}#course-map{width:100%;height:500px;border:1px solid var(--line);border-radius:8px;background:#f7f9fc;touch-action:none;cursor:grab}.map-node{cursor:pointer}.map-node:hover rect:first-child{stroke-width:3}.map-legend{font-size:10px;color:var(--muted);margin-top:12px}.dragging{opacity:.3}.drag-ghost{position:fixed;pointer-events:none;z-index:200;box-shadow:0 18px 35px #1a31543d;transform:rotate(2deg);opacity:.95}.drop-active{border:2px solid var(--blue)!important;background:#dfeafa!important}.drag-mode{user-select:none;cursor:grabbing}#drag-bin{position:fixed;left:50%;bottom:25px;transform:translateX(-50%);background:#fff0ef;border:2px dashed #cf7a73;padding:18px 35px;border-radius:12px;z-index:100;color:#a23730;font-weight:600}
dialog{border:1px solid var(--line);border-radius:16px;padding:0;color:var(--ink);box-shadow:0 20px 90px #12254635;max-height:90vh;width:720px;max-width:calc(100vw - 30px)}dialog::backdrop{background:#12264355;backdrop-filter:blur(2px)}.dialog-head{display:flex;justify-content:space-between;align-items:center;padding:18px 25px;border-bottom:1px solid var(--line);background:#f7f9fc;position:sticky;top:0;z-index:2;font-size:12px;color:var(--muted)}.dialog-head h2{margin:0;color:var(--ink)}.close{font-size:25px;line-height:1;padding:0;width:32px;height:32px;border:0;background:transparent;color:#7c8999}.detail-body{padding:30px 35px}.detail-body h1{font-size:27px}.detail-body h1 small{font-size:17px;line-height:1.6;margin-top:8px}.detail-body h2{margin:28px 0 13px;font-size:17px}.detail-body p,.detail-body li{font-size:13px;line-height:1.9}.detail-facts{display:grid;grid-template-columns:140px 1fr;gap:10px;font-size:12px;background:#f6f8fb;padding:18px;border-radius:8px}.detail-facts dt{color:var(--muted)}.detail-facts dd{margin:0}.detail-actions{margin-top:30px;border-top:1px solid var(--line);padding-top:22px}.detail-actions>.primary{width:100%}.detail-body ol{padding-left:22px}.assistant-launch{position:fixed;bottom:22px;right:24px;z-index:25;border-radius:28px;border:1px solid #d2e0f3;padding:10px 18px 10px 10px;display:flex;align-items:center;gap:8px;color:#254d86;box-shadow:0 5px 25px #17315a19;background:white;font-size:12px}.assistant-launch img{width:30px;height:30px}.assistant-launch small{font-size:9px}#assistant{position:fixed;right:22px;bottom:86px;left:auto;top:auto;margin:0;width:410px;height:570px;display:none;flex-direction:column}#assistant[open]{display:flex}.conversation{flex:1;padding:20px;overflow:auto;background:#fafbfd}.bubble{padding:13px 15px;background:white;border:1px solid #e2e7ee;border-radius:12px;font-size:13px;line-height:1.85;max-width:95%}.bubble.mine{background:#eaf1fc;margin-left:auto}#assistant-form{padding:15px;border-top:1px solid var(--line);display:flex;gap:10px;background:white}#assistant textarea{margin:0;min-height:75px;resize:none;font-size:12px}#assistant-form button{width:auto;margin:0;font-size:12px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}#toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(10px);max-width:min(80vw,700px);border:1px solid #cbd8ea;padding:14px 23px;box-shadow:0 6px 30px #1b33552b;background:#fff;color:#213d65;border-radius:10px;z-index:500;opacity:0;pointer-events:none;transition:.2s;font-size:13px}#toast.visible{opacity:1;transform:translateX(-50%)}
@media(min-width:1700px){.course{min-height:185px;padding:17px}.course h3{font-size:14px}.course-en{font-size:11px}.course-top strong{font-size:15px}.course .tag{font-size:10px}.wide{padding-top:42px}.workspace-layout{grid-template-columns:minmax(0,1fr) 310px;gap:28px}}@media(max-width:1180px){header{padding:0 24px}nav{margin-left:12px}.home{gap:45px;padding:55px 35px}.home-copy h1{font-size:32px}.workspace-layout{grid-template-columns:minmax(0,1fr) 255px;gap:16px}.course-grid{grid-template-columns:1fr}.course{min-height:135px}.open-slot{min-height:130px}.search-cards{grid-template-columns:1fr 1fr}.identity-grid{gap:15px}.identity{padding:20px}.sidebar .panel{padding:17px}}@media(max-width:850px){header{height:70px;padding:0 20px;gap:10px}.brand img{width:95px;height:38px}.beta{display:none}nav{gap:20px;margin-left:12px}.account-nav{gap:9px}.workspace-top{align-items:stretch}.identity{gap:14px}.school-logo{width:45px;height:60px}.identity-top .zh{font-size:17px}.identity-grid{gap:12px}.wam{min-width:130px}.workspace-layout,.search-layout{grid-template-columns:1fr}.sidebar{display:grid;grid-template-columns:1fr 1fr;gap:15px}.sidebar>.panel{margin:0}.sidebar>.panel:last-child{grid-column:1/-1}.course-grid{grid-template-columns:1fr 1fr}.search-cards{grid-template-columns:repeat(2,1fr)}.home{gap:30px;padding:45px 28px}.home-copy h1{font-size:29px}.home-plan{padding:24px}.home-copy>p:not(.eyebrow){font-size:13px}.assistant-launch{bottom:15px;right:15px}.map-section .row{flex-wrap:wrap}.course .drag-handle{padding:8px;min-width:32px}.course-top>span{margin-left:auto}.course-top strong{font-size:13px}}@media(max-width:600px){header{padding:0 14px;gap:4px;height:64px}.brand img{width:82px;height:34px}nav{gap:16px;margin-left:12px}nav a{font-size:12px}.account-nav{gap:5px}.ai-entry{font-size:10px;padding:7px 8px}.ai-entry small{display:none}.bell{width:30px;padding:5px}.avatar{width:28px;height:28px;font-size:12px}.home{grid-template-columns:1fr;padding:34px 23px;gap:32px}.home-copy h1{font-size:29px;line-height:1.65;letter-spacing:-.8px}.home-copy>p:not(.eyebrow){font-size:14px;line-height:1.9}.home-plan{padding:24px}.narrow{padding:35px 22px 95px}main{padding:24px 14px 100px}h1{font-size:25px}.workspace-top{display:block}.identity{padding:18px 16px;gap:13px;margin-bottom:15px}.school-logo{width:45px;align-self:flex-start}.identity-top{display:block}.identity-top>.tag{margin-top:8px}.identity-top .zh{font-size:18px}.identity-grid{display:grid;grid-template-columns:1fr;gap:9px}.identity-grid small{font-size:10px}.identity-grid .zh{font-size:12px}.wam{display:flex;align-items:center;gap:12px;text-align:left;min-width:0;padding:12px 16px;margin-bottom:15px;flex-wrap:wrap}.wam>strong{font-size:23px}.wam>small{display:none}.wam>a{margin-left:auto}.toolbar{flex-wrap:wrap;gap:8px}.toolbar h1{font-size:20px;flex:1}.toolbar h1 small{font-size:10px}.save-status{order:3;flex-basis:100%;margin:0}.semester-grid{grid-template-columns:1fr}.term{padding:14px}.course-grid{gap:9px}.course{padding:12px;min-height:170px}.course-top{gap:2px}.course-top>span{font-size:8px}.course-top strong{font-size:12px}.course .drag-handle{min-width:22px;padding:3px;font-size:18px}.course h3{font-size:12px}.course-en{font-size:10px}.open-slot{min-height:170px}.year-head h2{font-size:16px}.capacity-menu{font-size:10px}.capacity-menu summary{padding-right:0}.sidebar{display:block}.sidebar>.panel{margin-bottom:15px}.profile-page .progress-panel .stat-grid{grid-template-columns:1fr 1fr}.panel{padding:20px}.university-card{gap:16px}.university-card>img{width:48px;height:65px}.university-card p{font-size:12px}.record-row{flex-wrap:wrap}.record-row>span{flex-basis:65%}.record-row>button{padding:5px 8px}.search-cards{grid-template-columns:1fr}.search-cards .course{min-height:200px}.search-controls{gap:12px}.search-controls>input{min-width:0;width:100px;padding:12px;font-size:12px}.search-controls select{padding:12px}.search-controls label{font-size:10px}.inbox{right:10px;width:calc(100vw - 20px)}.popover{right:10px;top:59px}.detail-body{padding:24px 21px}.detail-body h1{font-size:24px}.detail-body h1 small{font-size:15px}.detail-facts{grid-template-columns:100px 1fr;padding:13px;font-size:11px}dialog{max-height:88vh;max-width:calc(100vw - 20px)}#assistant{right:10px;bottom:75px;height:65vh;width:calc(100vw - 20px);max-width:none}.assistant-launch{font-size:11px;padding:8px 13px 8px 7px}.assistant-launch img{width:25px;height:25px}.map-section{padding:15px}#course-map{height:350px}.map-tools button{font-size:10px;padding:6px 9px}.map-legend{font-size:9px}.two{gap:12px}.footnote{font-size:11px}#toast{max-width:92vw;width:max-content;font-size:12px;bottom:20px}#drag-bin{width:80vw;text-align:center;padding:15px;font-size:12px}}
.map-tools{flex-wrap:wrap}.map-tools select{width:210px;font-size:11px;padding:6px 8px;margin:0 auto 0 0}.save-error{margin:12px auto;max-width:1500px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}.save-error button{font-size:12px}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@media(pointer:coarse){.course-more summary{padding:8px;font-size:16px}.drag-handle{min-height:32px;min-width:30px}.course-more{bottom:0}.course .tags{padding-right:18px}}