:root{--ink:#20312e;--muted:#67756e;--green:#226a54;--light:#eaf3ed;--line:#e1e7e2;--paper:#f5f7f3;--red:#ac493f}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.65 "Microsoft YaHei","PingFang SC",sans-serif}button,input,select{font:inherit}button,a.button{cursor:pointer;border:1px solid var(--line);background:white;border-radius:9px;padding:10px 16px;color:var(--ink);min-height:44px;transition:background .18s}button:hover,a.button:hover{background:var(--light)}button:disabled{opacity:.55;cursor:wait}button.primary,a.primary{background:var(--green);border-color:var(--green);color:white}button.primary:hover,a.primary:hover{background:#19533f}a.button{text-decoration:none;display:inline-block}input,select{border:1px solid var(--line);border-radius:8px;background:white;padding:10px 12px;width:100%;min-height:44px;color:var(--ink)}:focus-visible{outline:3px solid #b08437;outline-offset:3px}label{display:block;font-size:13px;color:var(--muted)}label input,label select{margin-top:5px}h1,h2,h3,p{margin-top:0}h1{font-size:30px;line-height:1.4;letter-spacing:-.6px;margin-bottom:10px}h2{font-size:20px;margin:0}h3{font-size:17px}small,.muted{color:var(--muted)}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;color:var(--green);margin-bottom:12px}[hidden]{display:none!important}#workspace{display:flex}aside{width:236px;position:fixed;inset:0 auto 0 0;border-right:1px solid var(--line);background:#fff;padding:32px 22px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:700;white-space:nowrap}.brandmark{width:42px;height:44px;display:grid;place-items:center;border-radius:12px;background:var(--green);color:white;font-size:25px;font-family:Georgia,serif}.brand small{display:block;font-size:8px;letter-spacing:1.5px;font-weight:400}.side-label{color:var(--muted);font-size:11px;margin:48px 14px 14px}nav{display:grid;gap:8px}nav button{text-align:left;border:0;background:transparent}nav button.active{background:var(--light);color:var(--green);font-weight:700}.side-note{margin-top:auto;padding:20px 10px;color:var(--muted);font-size:12px}.side-note b{font-weight:500;color:var(--green)}.side-note p{margin-top:12px}.side-note span{font-size:10px}.logout{margin-top:15px}main{margin-left:236px;width:calc(100% - 236px);padding:0 40px}header{height:80px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted)}.breadcrumb span{margin:0 16px;color:#a4b0a8}.local-badge{color:var(--green);background:var(--light);padding:5px 12px;border-radius:20px}.heading{display:flex;align-items:center;justify-content:space-between;padding:35px 0 22px;gap:20px}.heading .muted{font-size:13px;margin-bottom:0}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:4px 0 30px}.stat{padding:22px 24px;border:1px solid var(--line);border-radius:14px;background:#fff}.stat:first-child{background:var(--green);color:white;border-color:var(--green)}.stat .label{font-size:12px;opacity:.85}.stat .value{font-size:32px;font-weight:650;line-height:1.7;font-variant-numeric:tabular-nums}.stat small{font-size:11px}.stat:first-child small{color:#d8e9df}.section-title{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}.section-title h2 span,.section-title h3 span{font-size:12px;font-weight:400;color:var(--muted);margin-left:8px}.segmented{padding:3px;background:#e7ece6;border-radius:9px;display:flex}.segmented button{background:transparent;border:0;min-height:36px;padding:6px 13px;font-size:12px}.segmented button.active{background:white;box-shadow:0 1px 4px #20312e12}.toolbar{display:flex;align-items:end;gap:15px;margin-bottom:20px}.toolbar .search{width:260px}.toolbar>label{min-width:130px}.toolbar p{margin:0 0 10px auto;font-size:12px}.student-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:13px}.student{padding:17px 18px;text-align:left;min-height:125px;border-radius:12px;position:relative}.student .top{display:flex;justify-content:space-between;align-items:center}.seat{font:12px/1.5 Consolas,monospace;color:var(--muted);background:#f2f5f1;padding:2px 6px;border-radius:4px}.student .name{font-weight:600;margin-top:12px;display:block;font-size:16px}.score{font-size:26px;font-weight:600;font-variant-numeric:tabular-nums}.student .bottom{display:flex;justify-content:space-between;align-items:baseline}.change{font-size:11px;color:var(--muted)}.positive{color:var(--green)}.negative{color:var(--red)}.card{background:white;border:1px solid var(--line);border-radius:13px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;text-align:left;white-space:nowrap}th{font-size:12px;color:var(--muted);font-weight:500;background:#f9fbf8}td,th{padding:15px 18px;border-bottom:1px solid #edf0ec}td{font-size:13px}td button{font-size:12px;padding:5px 10px;border:0;min-height:36px;color:var(--muted)}.pill{font-size:11px;padding:5px 8px;border-radius:5px;background:var(--light);color:var(--green)}.pill.negative{background:#fbefeb;color:var(--red)}.voided{opacity:.65}.voided .amount{text-decoration:line-through}.backup-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:20px}.backup-grid article{padding:26px}.backup-grid p{color:var(--muted);font-size:13px;min-height:66px}.filters{flex-wrap:wrap}.filters label{flex:1}footer{display:flex;justify-content:space-between;margin:36px 0 25px;padding-top:20px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}dialog{border:1px solid var(--line);border-radius:18px;padding:28px;width:min(720px,94vw);max-height:90vh;color:var(--ink);box-shadow:0 20px 80px #18251e30}dialog::backdrop{background:#18251e66;backdrop-filter:blur(3px)}.dialog-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.dialog-heading .eyebrow{margin-bottom:5px}.dialog-heading button{font-size:23px;border:0}.form-row{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:12px;margin-bottom:16px}.presets{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 22px}.presets button{font-size:12px;min-height:36px;padding:6px 10px}.picker{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:12px;max-height:260px;overflow:auto;padding:3px}.picker button{font-size:12px;padding:8px 5px}.picker button.selected{border-color:var(--green);background:var(--light);color:var(--green);font-weight:700}.entry-summary{margin-top:18px;background:var(--light);padding:12px 16px;border-radius:8px;font-size:13px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.detail-score{font-size:42px;color:var(--green);font-weight:600}.timeline{padding:15px 0;border-bottom:1px solid var(--line);display:flex;gap:18px;justify-content:space-between}.timeline p{margin:0}.timeline small{font-size:12px}.auth{min-height:100vh;display:grid;place-items:center;background:radial-gradient(at top left,#dcebe1,transparent 65%)}.login{width:min(440px,90vw);padding:40px}.login .brandmark{margin-bottom:25px}.login h1{font-size:25px}.login button{width:100%;margin-top:22px}#authError,#entryError,#voidError{color:var(--red);font-size:13px}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);padding:12px 24px;border-radius:10px;background:#20312e;color:white;z-index:1000;box-shadow:0 6px 20px #0002}.empty{padding:50px;text-align:center;color:var(--muted);grid-column:1/-1}
@media(min-width:1600px){.student-grid{grid-template-columns:repeat(6,minmax(0,1fr))}main{padding:0 55px}}@media(max-width:1200px){aside{width:200px;padding:25px 16px}main{margin-left:200px;width:calc(100% - 200px);padding:0 25px}.student-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.stats{gap:10px}.stat{padding:16px}.heading h1{font-size:26px}}@media(max-width:900px){aside{width:175px}.brand{font-size:16px}.brand small{display:none}main{margin-left:175px;width:calc(100% - 175px);padding:0 20px}.student-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.heading{align-items:start;flex-direction:column}.toolbar p{display:none}.stats{grid-template-columns:repeat(2,1fr)}.backup-grid{grid-template-columns:1fr}footer span{display:none}}@media(max-width:620px){#workspace{display:block}aside{position:static;width:100%;padding:15px 18px;border-right:0;border-bottom:1px solid var(--line)}.brand{font-size:18px}.brandmark{width:34px;height:36px}.side-label,.side-note,.logout{display:none}nav{display:flex;margin-top:15px;gap:3px}nav button{flex:1;text-align:center;font-size:12px;padding:8px 4px}main{margin:0;width:100%;padding:0 17px}header{height:56px}.heading{padding:25px 0 20px}.heading h1{font-size:25px}.heading>button{width:100%}.stats{margin-bottom:25px}.stat .value{font-size:29px}.student-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.student{padding:14px;min-height:115px}.toolbar{gap:10px}.toolbar .search{width:auto;flex:1}.toolbar>label{min-width:0}.section-title h2{font-size:17px}.segmented button{padding:5px 9px}.picker{grid-template-columns:repeat(3,1fr)}dialog{padding:20px}.form-row{grid-template-columns:1fr 1fr}.form-row label:first-child{grid-column:1/-1}.filters{display:grid;grid-template-columns:1fr 1fr}td,th{padding:12px}.local-badge{font-size:10px}footer{font-size:10px}.login{padding:30px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
@media(max-width:620px){aside{position:relative}.logout{display:block;position:absolute;right:18px;top:12px;margin:0;font-size:11px;min-height:36px;padding:6px 10px}}