:root{
  --bg:#f5f7fb;
  --panel:#ffffff;
  --ink:#16202f;
  --ink-2:#42526b;
  --muted:#7c8aa0;
  --line:#e3e8f0;
  --brand:#0f4c81;
  --brand-2:#1769aa;
  --accent:#c8102e;
  --ok:#127a4b;
  --warn:#b7791f;
  --danger:#c0392b;
  --reach:#c0392b;
  --match:#1769aa;
  --safety:#127a4b;
  --radius:12px;
  --shadow:0 2px 10px rgba(16,32,56,.06);
  --shadow-lg:0 12px 36px rgba(16,32,56,.16);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.65;font-size:15px;
  display:flex;flex-direction:column;min-height:100vh;
}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}

/* ---------- topbar ---------- */
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topbar-inner{max-width:1240px;margin:0 auto;padding:0 20px;height:62px;display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#e02b2b,var(--accent));color:#fff;display:grid;place-items:center;font-weight:700;font-size:17px}
.brand-text{font-weight:700;font-size:17px;display:flex;flex-direction:column;line-height:1.15}
.brand-text small{font-weight:400;font-size:10px;color:var(--muted);letter-spacing:.4px}
.nav{display:flex;gap:2px;flex:1;overflow-x:auto;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{padding:7px 12px;border-radius:8px;color:var(--ink-2);font-size:14px;white-space:nowrap;transition:.15s}
.nav a:hover{background:#eef2f8;color:var(--brand)}
.nav a.active{background:var(--brand);color:#fff;font-weight:600}
.user-area{display:flex;align-items:center;gap:10px;flex-shrink:0}
.user-chip{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2)}
.avatar{width:30px;height:30px;border-radius:50%;background:var(--brand-2);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:600}

/* ---------- layout ---------- */
main{flex:1;width:100%}
.wrap{max-width:1240px;margin:0 auto;padding:28px 20px 60px}
.page-head{margin-bottom:22px}
.page-head h1{font-size:26px;letter-spacing:-.3px}
.page-head p{color:var(--muted);margin-top:6px;font-size:14px}

.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.sidebar-layout{display:grid;grid-template-columns:320px 1fr;gap:20px;align-items:start}

.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.card h3{font-size:16px;margin-bottom:10px}
.card-title{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.card-title h3{margin:0}

/* ---------- hero ---------- */
.hero{background:linear-gradient(135deg,#0f4c81,#1769aa 55%,#2a8fd0);color:#fff;padding:62px 20px 54px}
.hero-inner{max-width:1240px;margin:0 auto}
.hero h1{font-size:38px;line-height:1.3;letter-spacing:-.5px}
.hero h1 em{font-style:normal;color:#ffd36b}
.hero p{margin-top:14px;font-size:16px;color:rgba(255,255,255,.88);max-width:640px}
.hero-actions{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{margin-top:38px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;max-width:760px}
.hero-stat{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:10px;padding:14px}
.hero-stat b{display:block;font-size:26px;line-height:1.2}
.hero-stat span{font-size:12px;color:rgba(255,255,255,.8)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 18px;border-radius:9px;border:1px solid transparent;cursor:pointer;font-size:14px;font-weight:500;transition:.15s;background:#eef2f8;color:var(--ink-2)}
.btn:hover{filter:brightness(.97)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-2)}
.btn-accent{background:var(--accent);color:#fff}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.14)}
.btn-line{background:#fff;border-color:var(--line);color:var(--ink-2)}
.btn-line:hover{border-color:var(--brand);color:var(--brand)}
.btn-sm{padding:5px 11px;font-size:13px;border-radius:7px}
.btn-danger{background:#fdeceb;color:var(--danger)}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------- forms ---------- */
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:6px;font-weight:500}
.field .hint{font-size:12px;color:var(--muted);margin-top:4px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=date],input[type=search],select,textarea{
  width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);outline:none;transition:.15s
}
input:focus,select:focus,textarea:focus{border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(23,105,170,.12)}
textarea{resize:vertical;min-height:120px;line-height:1.7}
.checkbox{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2);cursor:pointer}
.checkbox input{width:16px;height:16px;accent-color:var(--brand)}
.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.form-row-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.code-row{display:flex;gap:8px}.code-row input{flex:1}.code-row .btn{white-space:nowrap}

/* ---------- tags & badges ---------- */
.tag{display:inline-block;padding:2px 8px;border-radius:5px;font-size:11px;background:#eef2f8;color:var(--ink-2);margin-right:5px;margin-bottom:4px}
.tag-brand{background:#e4effa;color:var(--brand)}
.tag-accent{background:#fdeaed;color:var(--accent)}
.tag-ok{background:#e5f4ec;color:var(--ok)}
.tag-warn{background:#fdf3e0;color:var(--warn)}
.badge{display:inline-flex;align-items:center;padding:2px 9px;border-radius:20px;font-size:11px;font-weight:600}
.badge-reach{background:#fdeceb;color:var(--reach)}
.badge-match{background:#e4effa;color:var(--match)}
.badge-safety{background:#e5f4ec;color:var(--safety)}
.dot{width:7px;height:7px;border-radius:50%;display:inline-block;margin-right:6px}

/* ---------- school grid ---------- */
.school-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;cursor:pointer;transition:.18s;box-shadow:var(--shadow);position:relative;overflow:hidden}
.school-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--brand-2)}
.school-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--brand),var(--brand-2))}
.school-rank{position:absolute;right:14px;top:14px;font-size:11px;color:var(--muted);background:#f2f5fa;padding:3px 8px;border-radius:20px}
.school-card h3{font-size:17px;margin-bottom:2px}
.school-card .en{font-size:12px;color:var(--muted);margin-bottom:8px}
.school-card .badge-line{font-size:12px;color:var(--brand);margin-bottom:10px;font-weight:500}
.school-card .meta{font-size:12px;color:var(--muted);display:flex;gap:14px;margin-top:10px;padding-top:10px;border-top:1px dashed var(--line)}

/* ---------- program catalog ---------- */
.catalog-card{margin-top:22px}
.catalog-filters{display:grid;grid-template-columns:minmax(240px,2fr) repeat(3,minmax(140px,1fr));gap:10px;margin-bottom:16px}
.program-results{display:flex;flex-direction:column;gap:10px}
.program-result{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:14px 0;border-top:1px solid var(--line)}
.program-result:first-child{border-top:0;padding-top:0}
.program-result-main{min-width:0;flex:1}
.program-result-title{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.program-result-title h4{font-size:15px;margin-right:3px}
.program-result-actions{display:flex;gap:7px;flex-shrink:0;padding-top:2px}
.catalog-empty{text-align:center;padding:24px 0}

/* ---------- program list ---------- */
.prog-item{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:10px;transition:.15s}
.prog-item:hover{border-color:var(--brand-2);box-shadow:var(--shadow)}
.prog-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px}
.prog-head h4{font-size:15px}
.prog-head .en{font-size:12px;color:var(--muted);font-weight:400}
.prog-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px;font-size:12px;color:var(--ink-2)}
.prog-meta b{color:var(--ink);font-weight:600}
.prog-desc{font-size:13px;color:var(--ink-2);margin-top:8px;line-height:1.7}
.course-description{font-size:15px;color:var(--ink-2);line-height:1.8;margin-top:12px}
.lead-card h2{font-size:22px;line-height:1.35}

/* ---------- score ---------- */
.score-hero{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.score-ring{width:130px;height:130px;border-radius:50%;display:grid;place-items:center;color:#fff;flex-shrink:0;background:conic-gradient(#ffd36b var(--pct),rgba(255,255,255,.22) 0)}
.score-ring-inner{width:104px;height:104px;border-radius:50%;background:var(--brand);display:grid;place-items:center;flex-direction:column}
.score-ring-inner b{font-size:34px;line-height:1}
.score-ring-inner span{font-size:11px;opacity:.85}
.bar{height:8px;background:#eef2f8;border-radius:20px;overflow:hidden;margin-top:5px}
.bar > i{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--brand-2));border-radius:20px;transition:width .5s}
.dim-row{margin-bottom:12px}
.dim-row .lbl{display:flex;justify-content:space-between;font-size:13px;color:var(--ink-2)}

/* ---------- timeline ---------- */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:var(--line)}
.tl-item{position:relative;margin-bottom:20px}
.tl-item::before{content:"";position:absolute;left:-22px;top:6px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--brand-2)}
.tl-period{font-size:12px;color:var(--accent);font-weight:600}
.tl-item h4{font-size:15px;margin:2px 0 6px}
.tl-item p{font-size:13px;color:var(--ink-2)}
.tl-tasks{margin-top:8px;display:flex;flex-wrap:wrap;gap:6px}

/* ---------- table ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:640px}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line)}
th{background:#f7f9fc;font-weight:600;color:var(--ink-2);font-size:12px;white-space:nowrap}
tbody tr:hover{background:#fafbfe}
tbody tr:last-child td{border-bottom:none}
td.num{text-align:right;font-variant-numeric:tabular-nums}

/* ---------- task ---------- */
.task-item{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:9px;margin-bottom:8px;background:#fff;transition:.15s}
.task-item:hover{border-color:var(--brand-2)}
.task-item.done{opacity:.55}
.task-item.done .task-title{text-decoration:line-through}
.task-item input[type=checkbox]{width:17px;height:17px;margin-top:3px;accent-color:var(--ok);cursor:pointer;flex-shrink:0}
.task-body{flex:1;min-width:0}
.task-title{font-size:14px}
.task-sub{font-size:12px;color:var(--muted);margin-top:2px}
.task-group{border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:14px;background:#fbfcfe}
.task-group:last-child{margin-bottom:0}
.task-group-general{background:#fffaf1;border-color:#f0dfbd}
.task-group-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px}
.task-group-head h4{font-size:15px;color:var(--ink)}
.task-group-head p{font-size:12px;color:var(--muted);margin-top:3px}
.task-group-head strong{font-size:18px;color:var(--brand);white-space:nowrap}
.task-group .bar{margin:10px 0 12px}
.task-group-list .task-item{background:#fff;margin-bottom:7px}
.task-group-list .task-item:last-child{margin-bottom:0}

/* ---------- faq ---------- */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:10px;margin-bottom:10px;overflow:hidden}
.faq-q{padding:14px 16px;cursor:pointer;display:flex;justify-content:space-between;gap:12px;font-weight:500;font-size:15px}
.faq-q:hover{background:#fafbfe}
.faq-q .ic{color:var(--brand-2);transition:.2s;flex-shrink:0}
.faq-item.open .ic{transform:rotate(45deg)}
.faq-a{padding:0 16px;max-height:0;overflow:hidden;transition:.25s;color:var(--ink-2);font-size:14px}
.faq-item.open .faq-a{padding:0 16px 15px;max-height:640px}
.faq-search-wrap{max-width:680px;margin:0 auto 16px}
.faq-search-wrap input{width:100%}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px}
.modal[hidden]{display:none}
.modal-backdrop{position:absolute;inset:0;background:rgba(14,26,44,.55);backdrop-filter:blur(3px)}
.modal-panel{position:relative;background:#fff;border-radius:14px;max-width:860px;width:100%;max-height:88vh;overflow-y:auto;box-shadow:var(--shadow-lg);padding:26px}
.modal-close{position:absolute;right:14px;top:12px;width:32px;height:32px;border:none;background:#eef2f8;border-radius:8px;font-size:22px;line-height:1;color:var(--ink-2);cursor:pointer}
.modal-close:hover{background:#e0e6ef}

/* ---------- toast ---------- */
.toast-wrap{position:fixed;right:20px;bottom:20px;z-index:200;display:flex;flex-direction:column;gap:8px}
.toast{background:var(--ink);color:#fff;padding:11px 16px;border-radius:9px;font-size:14px;box-shadow:var(--shadow-lg);animation:slideIn .22s}
.toast.ok{background:var(--ok)}
.toast.err{background:var(--danger)}
@keyframes slideIn{from{transform:translateX(24px);opacity:0}to{transform:none;opacity:1}}

/* ---------- misc ---------- */
.muted{color:var(--muted);font-size:13px}
.empty{text-align:center;padding:48px 20px;color:var(--muted)}
.empty b{display:block;font-size:16px;color:var(--ink-2);margin-bottom:6px}
.loading{text-align:center;padding:48px;color:var(--muted)}
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:18px}
.filters input[type=search]{flex:1;min-width:220px}
.filters select{width:auto;min-width:120px}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.chip{padding:6px 14px;border-radius:20px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:13px;color:var(--ink-2);transition:.15s}
.chip:hover{border-color:var(--brand-2);color:var(--brand)}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:500}
.stat-box{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px;text-align:center}
.stat-box b{display:block;font-size:24px;color:var(--brand);line-height:1.3}
.stat-box span{font-size:12px;color:var(--muted)}
.alert{padding:12px 14px;border-radius:9px;font-size:13px;margin-bottom:14px;border-left:3px solid}
.alert-info{background:#eef4fb;border-color:var(--brand-2);color:#20496e}
.alert-warn{background:#fdf6e8;border-color:var(--warn);color:#7a5410}
.alert-ok{background:#e9f6ef;border-color:var(--ok);color:#0d5c39}
.alert-err{background:#fdeceb;border-color:var(--danger);color:#8e2c22}
.list-plain li{margin-left:18px;font-size:13px;color:var(--ink-2);margin-bottom:5px}
.doc-case-link{display:inline-flex;align-items:center;margin-top:10px;padding:0;border:0;background:none;color:var(--brand-2);font-size:13px;font-weight:600;cursor:pointer}
.doc-case-link:hover{text-decoration:underline;color:var(--brand)}
.doc-case-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px;color:var(--ink-2);font-size:13px;font-weight:600}
.doc-case-content{padding:16px 18px;border:1px solid var(--line);border-radius:9px;background:#f7f9fc;color:var(--ink-2);font-size:14px;line-height:1.85;white-space:normal}
.divider{height:1px;background:var(--line);margin:18px 0}
.kv{display:flex;justify-content:space-between;font-size:13px;padding:7px 0;border-bottom:1px dashed var(--line)}
.kv:last-child{border-bottom:none}
.kv span{color:var(--muted)}
.kv b{font-weight:600}

/* ---------- auth ---------- */
.auth-wrap{max-width:400px;margin:60px auto;background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px;box-shadow:var(--shadow)}
.auth-wrap h2{font-size:22px;margin-bottom:6px}
.auth-tabs{display:flex;gap:6px;margin-bottom:20px;background:#eef2f8;padding:4px;border-radius:9px}
.auth-tabs button{flex:1;padding:8px;border:none;background:transparent;border-radius:7px;cursor:pointer;color:var(--ink-2);font-size:14px}
.auth-tabs button.active{background:#fff;color:var(--brand);font-weight:600;box-shadow:var(--shadow)}

@media (max-width:1000px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .sidebar-layout{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:680px){
  .topbar-inner{height:auto;flex-wrap:wrap;padding:10px 14px;gap:10px}
  .nav{order:3;width:100%}
  .g2,.g3,.g4,.form-row,.form-row-3{grid-template-columns:1fr}
  .hero h1{font-size:27px}
  .wrap{padding:20px 14px 44px}
  .catalog-filters{grid-template-columns:1fr}
  .program-result{flex-direction:column}
  .program-result-actions{width:100%}
  .program-result-actions .btn{flex:1}
}