:root{--bg: #f6f7fb;--surface: #ffffff;--surface-2: #fafbfd;--border: #e4e7ef;--text: #101828;--text-muted: #5b6477;--text-dim: #8992a5;--primary: #3b5bdb;--primary-600: #2f4bbd;--accent: #f59f00;--success: #2f9e44;--danger: #e03131;--chip-bg: #eef1ff;--radius: 14px;--radius-sm: 10px;--shadow-sm: 0 1px 2px rgba(16,24,40,.04), 0 1px 3px rgba(16,24,40,.06);--shadow-md: 0 4px 12px rgba(16,24,40,.06), 0 2px 4px rgba(16,24,40,.04);--shadow-lg: 0 12px 32px rgba(16,24,40,.08), 0 4px 8px rgba(16,24,40,.04)}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Roboto,Helvetica Neue,Arial,sans-serif;font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1280px;margin:0 auto;padding:0 24px}.site-header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10;-webkit-backdrop-filter:saturate(180%) blur(10px);backdrop-filter:saturate(180%) blur(10px);background:#ffffffe6}.header-row{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;gap:24px;flex-wrap:wrap}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,#3b5bdb,#7048e8);color:#fff;display:grid;place-items:center;font-weight:700;font-size:20px;box-shadow:0 4px 12px #3b5bdb59}.brand h1{font-size:17px;margin:0;font-weight:700;color:var(--text);letter-spacing:-.01em}.tagline{margin:2px 0 0;color:var(--text-muted);font-size:13px}.main-nav{display:flex;gap:4px;flex-wrap:wrap}.main-nav a{padding:8px 14px;border-radius:8px;font-weight:500;font-size:14px;color:var(--text-muted);transition:background .15s,color .15s}.main-nav a:hover{background:var(--chip-bg);color:var(--primary);text-decoration:none}.main-nav a.active{background:var(--chip-bg);color:var(--primary)}.section{margin:48px 0;scroll-margin-top:90px}.section-head{margin-bottom:20px;display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap}.section-head h2{font-size:22px;margin:0 0 4px;letter-spacing:-.01em;font-weight:700}.section-head p.muted{margin:0;color:var(--text-muted);font-size:14px}.muted{color:var(--text-muted)}.hero{margin-top:32px}.hero-intro h2{font-size:32px;letter-spacing:-.02em;margin:0 0 8px;font-weight:700}.hero-intro p{color:var(--text-muted);font-size:16px;margin:0 0 24px;max-width:720px}.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px}.kpi-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s}.kpi-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.kpi-label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}.kpi-value{font-size:28px;font-weight:700;letter-spacing:-.02em;margin:6px 0 2px;color:var(--text);font-variant-numeric:tabular-nums}.kpi-sub{font-size:12px;color:var(--text-dim)}.chart-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm)}.chart-card--wide{min-height:420px}.table-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}.split{display:grid;grid-template-columns:1.2fr 1fr;gap:16px}@media (max-width: 900px){.split{grid-template-columns:1fr}}.data-table{width:100%;border-collapse:collapse;font-size:14px}.data-table thead th{background:var(--surface-2);padding:10px 14px;text-align:left;font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--text-muted);border-bottom:1px solid var(--border)}.data-table tbody td{padding:10px 14px;border-bottom:1px solid var(--border);vertical-align:middle}.data-table tbody tr:last-child td{border-bottom:none}.data-table tbody tr:hover{background:var(--surface-2)}.data-table .num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}.data-table .idx{color:var(--text-dim);width:32px;font-variant-numeric:tabular-nums}.data-table td.truncate{max-width:420px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.toggle-group{display:inline-flex;background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:3px;box-shadow:var(--shadow-sm)}.tog{border:none;background:transparent;padding:7px 14px;font-size:13px;color:var(--text-muted);cursor:pointer;border-radius:999px;font-weight:500;font-family:inherit;transition:background .15s,color .15s}.tog:hover{color:var(--text)}.tog.active{background:var(--primary);color:#fff}.schools-toolbar{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap}.schools-toolbar input[type=search]{flex:1;min-width:240px;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;background:var(--surface);font-family:inherit;transition:border-color .15s,box-shadow .15s}.schools-toolbar input[type=search]:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #3b5bdb26}.sort-group{display:flex;gap:8px;align-items:center}.sort-group label{font-size:13px;color:var(--text-muted)}.sort-group select{padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);font-size:14px;font-family:inherit;cursor:pointer}.schools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}.school-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow-sm);cursor:pointer;transition:transform .15s,box-shadow .15s,border-color .15s;display:flex;flex-direction:column;gap:12px;text-decoration:none;color:var(--text)}.school-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--primary);text-decoration:none}.school-card .school-name{font-weight:600;line-height:1.35;min-height:2.7em;font-size:15px;letter-spacing:-.01em}.school-card .school-cui{font-size:12px;color:var(--text-dim);font-variant-numeric:tabular-nums}.school-card .school-stats{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding-top:12px;border-top:1px solid var(--border)}.school-card .stat{display:flex;flex-direction:column}.school-card .stat-value{font-weight:700;font-size:16px;color:var(--text);font-variant-numeric:tabular-nums;letter-spacing:-.01em}.school-card .stat-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.03em;margin-top:2px}.site-footer{margin-top:80px;padding:28px 0;border-top:1px solid var(--border);color:var(--text-muted);font-size:13px;background:var(--surface)}.footer-row{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.footer-logo{height:56px;width:auto;flex-shrink:0}.footer-text p{margin:0 0 4px}.footer-text p:last-child{margin-bottom:0}.supplier-search{position:relative;max-width:640px}.supplier-search input[type=search]{width:100%;padding:14px 18px;border:1px solid var(--border);border-radius:var(--radius);font-size:16px;font-family:inherit;background:var(--surface);box-shadow:var(--shadow-sm);transition:border-color .15s,box-shadow .15s}.supplier-search input[type=search]:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #3b5bdb26}.supplier-dropdown{position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);max-height:420px;overflow-y:auto;z-index:20}.supplier-option{display:block;width:100%;text-align:left;padding:10px 16px;background:transparent;border:none;border-bottom:1px solid var(--border);cursor:pointer;font-family:inherit;font-size:14px;color:var(--text);transition:background .1s}.supplier-option:last-child{border-bottom:none}.supplier-option:hover{background:var(--surface-2)}.supplier-option-name{font-weight:600;margin-bottom:4px}.supplier-option-meta{display:flex;gap:8px;align-items:center;font-size:12px;flex-wrap:wrap}.supplier-option-total{margin-left:auto;color:var(--text-muted);font-variant-numeric:tabular-nums}.back-link{display:inline-flex;align-items:center;gap:6px;color:var(--text-muted);font-size:14px;margin-bottom:16px}.back-link:hover{color:var(--primary);text-decoration:none}.school-hero{background:linear-gradient(135deg,#eef1ff,#f6f7fb);border:1px solid var(--border);border-radius:var(--radius);padding:28px;margin-top:16px;margin-bottom:32px}.school-hero h1{font-size:26px;letter-spacing:-.02em;margin:0 0 8px;font-weight:700}.school-hero .meta{color:var(--text-muted);font-size:14px;margin:2px 0}.school-hero .meta .label{display:inline-block;min-width:80px;color:var(--text-dim);text-transform:uppercase;font-size:11px;letter-spacing:.04em;font-weight:600}.loading,.empty{padding:60px 24px;text-align:center;color:var(--text-muted)}.badge{display:inline-block;padding:3px 10px;border-radius:999px;background:var(--chip-bg);color:var(--primary);font-size:12px;font-weight:500}.badge-ok{background:#e6fcf5;color:#0ca678}@media (max-width: 768px){.container{padding:0 16px}.hero-intro h2{font-size:24px}.section-head h2{font-size:19px}.kpi-value{font-size:22px}.section{margin:32px 0}.main-nav{gap:0}.main-nav a{padding:6px 10px;font-size:13px}}