@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;600;700&display=swap');
:root{--ink:#17231f;--muted:#73817c;--green:#2d7661;--deep:#163d35;--cream:#f5f7f6;--line:#e6ece9;--orange:#c26d32;--shadow:0 12px 40px rgba(22,61,53,.08)}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font-family:"DM Sans","Noto Sans SC",sans-serif}button,input,textarea{font:inherit}button{cursor:pointer;border:0}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:30px;background:radial-gradient(circle at 20% 10%,#e5f2ed,transparent 38%),var(--cream)}[hidden]{display:none!important}.auth-checking #loginView,.auth-checking #appView{visibility:hidden}.auth-checking:after{content:"";position:fixed;inset:0;background:var(--cream);z-index:10}.auth-brand,.brand{display:flex;align-items:center;gap:12px}.auth-shell>.auth-brand{position:fixed;top:32px;left:42px;font-weight:600;color:var(--deep)}.brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:var(--deep);color:#d5a56d;font-weight:700}.auth-card{width:min(440px,100%);padding:42px;background:#fff;border-radius:24px;box-shadow:var(--shadow)}.auth-eyebrow,.eyebrow{color:#c58b58;font-size:11px;font-weight:700;letter-spacing:2px}.auth-card h1{margin:13px 0 10px;font-size:31px}.auth-copy{margin:0 0 32px;color:var(--muted);line-height:1.7}.auth-card label{display:block;font-size:13px;font-weight:600;margin-bottom:9px}.auth-card input,.search-box input{width:100%;border:1px solid var(--line);border-radius:10px;padding:14px 15px;outline:none}.auth-card input:focus,.search-box input:focus{border-color:var(--green)}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:9px;padding:11px 17px;font-size:13px;font-weight:600;transition:.2s}.button:hover{transform:translateY(-1px)}.button-primary{background:var(--green);color:#fff}.button-secondary{background:#e7f2ed;color:var(--green)}.button-ghost{background:transparent;color:#d6e8e0}.button-wide{width:100%;margin-top:22px;padding:14px}.form-error{color:#b6534c;min-height:20px;font-size:13px;margin:12px 0 0}.button:disabled{opacity:.65;cursor:wait;transform:none}.auth-card form{display:block}.auth-card form label{margin-top:16px}.auth-card form label:first-of-type{margin-top:0}.auth-footnote{color:#a0aaa6;font-size:11px;line-height:1.7}.topbar{background:var(--deep);color:#fff}.topbar-inner{max-width:1440px;margin:auto;padding:19px 44px;display:flex;justify-content:space-between;align-items:center}.brand{color:#fff;text-decoration:none}.brand strong,.brand small{display:block}.brand strong{font-size:15px}.brand small{color:#a8d1c1;font-size:9px;letter-spacing:1.5px;margin-top:4px}.topbar-actions{display:flex;align-items:center;gap:22px}.online-dot{font-size:12px;color:#a8d1c1}.online-dot:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:#82c5a7;margin-right:7px}.main-content{max-width:1440px;margin:auto;padding:52px 44px}.page-heading{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:35px}.page-heading h1{margin:10px 0 9px;font-size:38px;letter-spacing:-1px}.page-heading p:last-child{margin:0;color:var(--muted)}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:32px}.metric-card{background:#fff;border-radius:14px;padding:22px 24px;box-shadow:0 3px 16px rgba(22,61,53,.03);border-left:4px solid #c8ded5}.metric-card.accent-orange{border-color:#d5a56d}.metric-card.accent-green{border-color:var(--green)}.metric-card.accent-dark{border-color:var(--deep)}.metric-label,.metric-note{display:block;color:var(--muted);font-size:12px}.metric-card strong{display:block;font-size:34px;margin:10px 0 5px}.workspace{background:#fff;border-radius:18px;box-shadow:var(--shadow);overflow:hidden}.toolbar{display:flex;justify-content:space-between;gap:24px;padding:18px 24px;border-bottom:1px solid var(--line)}.filters{display:flex;gap:4px;flex-wrap:wrap}.filter{background:transparent;color:var(--muted);padding:9px 12px;border-radius:7px;font-size:12px}.filter span{margin-left:4px;color:#a4b0aa}.filter.active{background:#e9f4ef;color:var(--green);font-weight:600}.search-box{display:flex;align-items:center;gap:8px;width:250px;border:1px solid var(--line);border-radius:8px;padding-left:11px;color:var(--muted)}.search-box input{border:0;padding:10px 10px 10px 0}.workspace-grid{display:grid;grid-template-columns:minmax(470px,1.1fr) minmax(400px,.9fr);min-height:560px}.list-panel{border-right:1px solid var(--line)}.list-heading{padding:25px 28px 14px;display:flex;justify-content:space-between;align-items:end}.list-heading h2{margin:0 0 6px;font-size:18px}.list-heading span{color:var(--muted);font-size:12px}.updated-at{font-size:11px!important}.application-list{padding:0 14px 18px}.application-item{padding:18px 14px;border:1px solid transparent;border-bottom-color:var(--line);display:flex;align-items:center;gap:14px}.application-item:hover,.application-item.selected{background:#f7faf8;border-color:#c8ded5;border-radius:10px}.item-main{flex:1;min-width:0}.item-title{font-size:14px;font-weight:600}.item-meta,.item-description{display:block;color:var(--muted);font-size:12px;margin-top:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.status{padding:6px 9px;border-radius:6px;font-size:11px;white-space:nowrap}.status-orange{background:#fff1e5;color:var(--orange)}.status-green{background:#e7f3ee;color:var(--green)}.status-red{background:#fbe9e7;color:#b6534c}.detail-panel{padding:30px}.detail-placeholder{text-align:center;padding-top:150px;color:var(--muted)}.placeholder-mark{display:grid;place-items:center;width:66px;height:66px;margin:0 auto 18px;border-radius:50%;background:#e8f2ee;color:#75a18f;font-size:26px}.detail-placeholder h3{color:var(--ink);font-size:17px;margin:0 0 8px}.detail-placeholder p{font-size:12px}.detail-header{display:flex;justify-content:space-between;align-items:start;border-bottom:1px solid var(--line);padding-bottom:20px}.detail-header h2{margin:0 0 8px;font-size:22px}.detail-header p{margin:0;color:var(--muted);font-size:12px}.detail-section{padding:21px 0;border-bottom:1px solid var(--line)}.detail-section h3{margin:0 0 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img{width:72px;height:72px;object-fit:cover;border-radius:7px}.remark-box{width:100%;height:75px;border:1px solid var(--line);border-radius:8px;padding:10px;resize:vertical}.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%) translateY(15px);background:var(--deep);color:#fff;padding:11px 19px;border-radius:8px;font-size:12px;opacity:0;pointer-events:none;transition:.25s}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}.admin-nav{display:flex;gap:4px}.nav-item{padding:8px 13px;border-radius:7px;background:transparent;color:#a8d1c1;font-size:12px}.nav-item.active{background:rgba(255,255,255,.12);color:#fff}.roster-heading{margin-top:0}.import-actions{display:flex;gap:10px;position:relative}.file-input{position:absolute;width:1px;height:1px;opacity:.01;overflow:hidden;left:0;bottom:0}.roster-metrics{grid-template-columns:repeat(3,1fr)}.roster-workspace{min-height:480px}.roster-table-wrap{overflow:auto}.roster-table{width:100%;border-collapse:collapse;min-width:1000px}.roster-table th,.roster-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;font-size:12px;white-space:nowrap}.roster-table th{color:var(--muted);font-weight:600;background:#f8faf9;position:sticky;top:0}.roster-table td{color:#40544d}.roster-table .student-name{font-weight:600;color:var(--ink)}.roster-action{padding:7px 10px;border-radius:6px;background:#e7f3ee;color:var(--green);font-size:11px}.roster-action.revoke{background:#fff1e5;color:var(--orange)}.roster-empty,.empty-list{text-align:center;color:var(--muted);padding:70px 20px;font-size:13px}.importing{opacity:.65;cursor:wait}.import-result{color:var(--green);font-size:12px}@media(max-width:900px){.topbar-inner,.main-content{padding-left:20px;padding-right:20px}.metrics{grid-template-columns:repeat(2,1fr)}.workspace-grid{grid-template-columns:1fr}.list-panel{border-right:0}.detail-panel{border-top:1px solid var(--line)}.toolbar{flex-direction:column}.search-box{width:100%}}@media(max-width:560px){.page-heading{align-items:start;gap:20px;flex-direction:column}.page-heading h1{font-size:30px}.metrics{gap:10px}.metric-card{padding:16px}.topbar-actions .online-dot{display:none}.auth-shell>.auth-brand{left:20px}.auth-card{padding:28px}}