:root{--wine:#8b1a2b;--wine-dark:#6b1a2b;--red:#c41e3a;--gold:#d4a574;--gold-light:#e8c9a0;--ink:#24314b;--muted:#667085;--paper:#f8f9fc;--line:#e6e7ec;--white:#fff;--serif:"Noto Serif SC","Songti SC",SimSun,Georgia,serif;--sans:Inter,"Microsoft YaHei","PingFang SC",system-ui,sans-serif;--shadow:0 24px 70px #24314b14}
*{box-sizing:border-box}html{min-height:100%;background:var(--paper)}body{margin:0;min-height:100vh;font-family:var(--sans);color:var(--ink);background:radial-gradient(ellipse at 90% 10%,#f4e7df 0,transparent 34%),linear-gradient(145deg,#fbfaf8,#f4f5f9)}a{color:var(--wine)}.topbar{height:78px;padding:0 clamp(18px,5vw,72px);display:flex;align-items:center;justify-content:space-between;background:#ffffffed;border-bottom:1px solid #e8e2dc;position:sticky;top:0;z-index:3;backdrop-filter:blur(12px)}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--wine)}.brand-mark{width:39px;height:39px;border-radius:50% 50% 45% 45%;display:grid;place-items:center;background:var(--wine);color:#fff;font-family:var(--serif);font-weight:700;font-size:21px;border:2px solid var(--gold)}.brand strong,.brand small{display:block}.brand strong{font:600 17px var(--serif);letter-spacing:.04em}.brand small{font-size:9px;letter-spacing:.18em;color:var(--muted);margin-top:2px}.header-right{display:flex;align-items:center;gap:22px}.staff-link{font-size:13px;text-decoration:none;color:var(--muted)}main{min-height:calc(100vh - 136px);display:grid;place-items:center;padding:42px 20px}.layout{width:min(1020px,100%);display:grid;grid-template-columns:1fr minmax(320px,440px);gap:clamp(28px,6vw,82px);align-items:center}.intro{padding:24px 0}.eyebrow{text-transform:uppercase;letter-spacing:.19em;color:var(--wine);font-size:11px;font-weight:700}.intro h1{font:500 clamp(31px,4.2vw,49px)/1.24 var(--serif);margin:15px 0;color:var(--wine-dark)}.intro p{color:var(--muted);line-height:1.85;max-width:440px}.intro .ornament{width:88px;height:2px;background:linear-gradient(90deg,var(--gold),transparent);margin:25px 0}.card{background:#fff;border:1px solid #ece8e2;border-radius:18px;box-shadow:var(--shadow);padding:clamp(24px,4vw,40px)}.card h2{font:500 24px var(--serif);margin:0 0 7px;color:var(--wine-dark)}.sub{font-size:13px;line-height:1.65;color:var(--muted);margin:0 0 24px}.field{margin:17px 0}.field label{display:block;font-size:13px;font-weight:600;margin-bottom:7px}.field input{width:100%;min-height:47px;border:1px solid #d9dce3;border-radius:8px;padding:11px 13px;font:inherit;color:var(--ink);background:#fff}.field input:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid #d4a57488;outline-offset:2px;border-color:var(--gold)}.field input[readonly]{background:#f6f6f8;color:#687084}.hint{font-size:12px;color:var(--muted);margin:7px 0 0;line-height:1.55}.check{display:flex;align-items:flex-start;gap:9px;font-size:13px;line-height:1.6;color:#51596a;margin:17px 0}.check input{margin-top:4px;accent-color:var(--wine)}.actions{display:grid;gap:11px;margin-top:23px}.button{border:0;border-radius:8px;min-height:47px;padding:12px 18px;background:var(--wine);color:#fff;font:600 14px var(--sans);cursor:pointer;transition:background .18s,transform .18s}.button:hover{background:var(--wine-dark);transform:translateY(-1px)}.button:disabled{opacity:.58;cursor:wait;transform:none}.button.secondary{color:var(--wine);background:#f8f1ed;border:1px solid #ead8cc}.button.text{background:none;color:var(--wine);min-height:auto;padding:7px;font-weight:500}.links{display:flex;justify-content:space-between;gap:12px;margin-top:20px;font-size:13px}.links a{color:var(--wine);text-decoration:none}.links a:hover{text-decoration:underline}.status{border-radius:9px;background:#f4f6f9;padding:13px 14px;color:#465169;font-size:13px;line-height:1.65;margin:16px 0}.status.success{background:#edf7f0;color:#276341}.status.error{background:#fff0ef;color:#8a2b2b}.status.warn{background:#fff7e8;color:#795d28}.status:empty{display:none}.notice{padding:12px 14px;border-left:3px solid var(--gold);background:#fbf7ef;color:#67583f;font-size:12px;line-height:1.65;border-radius:0 8px 8px 0;margin:16px 0}.inline{display:flex;gap:10px}.inline>*{flex:1}footer{min-height:58px;padding:16px clamp(18px,5vw,72px);display:flex;justify-content:space-between;gap:12px;color:#8b8f9b;font-size:11px;border-top:1px solid #ece8e2}.staff-card{text-align:center}.staff-mark{font-size:38px;color:var(--gold)}.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){.topbar{height:68px}.header-right{gap:12px}.layout{grid-template-columns:1fr;gap:18px;width:min(470px,100%)}.intro{padding:5px 4px}.intro h1{font-size:33px}.intro p{font-size:14px}.intro .ornament{margin:15px 0}.card{padding:25px 21px}main{padding:27px 16px;min-height:calc(100vh - 126px)}footer{font-size:10px;flex-direction:column;gap:5px}.links{font-size:12px}}@media(max-width:380px){.brand strong{font-size:15px}.brand-mark{width:34px;height:34px}.staff-link{font-size:12px}.inline{display:block}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

.links{flex-wrap:wrap;align-items:center}.portal-links{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px}.portal-links a{color:var(--wine);text-decoration:none}.portal-links a:hover{text-decoration:underline}.portal-links a:focus-visible{outline:2px solid var(--wine);outline-offset:3px;border-radius:3px}

.staff-list-tools{display:grid;grid-template-columns:minmax(0,1fr) minmax(180px,.58fr);gap:0 14px;align-items:end}.staff-list-tools .hint{grid-column:1/-1;margin:0 0 12px}.staff-list-tools .field{margin:12px 0}.staff-list-tools input[type=search],.staff-list-tools select,.field select{width:100%;min-height:47px;border:1px solid #d9dce3;border-radius:8px;padding:11px 13px;font:inherit;color:var(--ink);background:#fff}.staff-list-tools input:focus-visible,.staff-list-tools select:focus-visible{outline:3px solid #d4a57488;outline-offset:2px;border-color:var(--gold)}.admin-page-summary{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:16px 0;padding:16px;border:1px solid var(--line);border-radius:12px;background:#fbfaf8}.admin-page-summary div{display:flex;flex-direction:column;gap:3px}.admin-page-summary strong{font:600 24px var(--serif);color:var(--wine)}.admin-page-summary span,.admin-page-summary p{font-size:12px;color:var(--muted)}.admin-page-summary p{grid-column:1/-1;margin:2px 0 0}
@media(max-width:520px){.staff-list-tools{grid-template-columns:1fr}.staff-list-tools .hint{grid-column:auto}.admin-page-summary{padding:13px}}

.field select{width:100%;min-height:47px;border:1px solid #d9dce3;border-radius:8px;padding:11px 13px;font:inherit;color:var(--ink);background:#fff}.staff-student-link{display:block;text-decoration:none;border-bottom:1px solid var(--line);padding:12px 0;color:var(--ink)}.staff-student-link:hover strong{color:var(--wine)}.staff-student-link .hint{display:block}.staff-assignment-panel{border-top:1px solid var(--line);margin-top:22px;padding-top:18px}