:root{--blue:#1769aa;--blue2:#0c4f8a;--green:#2f8f5b;--bg:#f5f9fc;--text:#17324d;--muted:#6f8498;--danger:#d94747;--orange:#e8922f;--card:#fff;--line:#dbe8f1;--radius:18px;--shadow:0 8px 28px rgba(35,79,115,.08)}*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--text);background:linear-gradient(#edf6ff 0,#f8fbfd 180px,#f5f9fc 100%);padding-bottom:88px}.topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:rgba(245,250,254,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(210,226,238,.8)}.brand{display:flex;gap:10px;align-items:center}.brand-icon{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:linear-gradient(145deg,var(--blue),#4fa5d9);color:#fff;font-size:24px;box-shadow:var(--shadow)}.brand b{display:block;font-size:17px}.brand small{display:block;color:var(--muted);margin-top:2px}.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;text-decoration:none;background:#e2f1ff;color:var(--blue);font-weight:800}.container{max-width:980px;margin:0 auto;padding:16px}.hero{background:linear-gradient(135deg,#0f5e9f,#39a071);color:#fff;border-radius:24px;padding:20px;box-shadow:var(--shadow);position:relative;overflow:hidden}.hero:after{content:"";position:absolute;width:180px;height:180px;border-radius:50%;background:rgba(255,255,255,.08);right:-50px;top:-70px}.hero h1{font-size:26px;margin:0 0 6px}.hero p{margin:0;color:#e9f5ff}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);margin:14px 0}.card h2,.card h3{margin:0 0 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9px;border-radius:99px;background:#edf5fa;color:#50728a;font-size:12px}.pill-green{background:#e2f4e9;color:#2a754c}.pill-orange{background:#fff0dc;color:#a0641f}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;border-bottom:1px solid var(--line);padding:10px 8px;white-space:nowrap}.quick-water{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.section-title{display:flex;align-items:center;justify-content:space-between;margin:22px 2px 8px}.section-title h2{margin:0;font-size:18px}.auth-wrap{min-height:75vh;display:grid;place-items:center}.auth-card{width:min(440px,100%);background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:var(--shadow)}.auth-logo{width:64px;height:64px;border-radius:20px;background:linear-gradient(145deg,var(--blue),var(--green));color:white;display:grid;place-items:center;font-size:32px;margin:0 auto 12px}.stat-circle{width:94px;height:94px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--green) calc(var(--p)*1%),#e7eef3 0);position:relative}.stat-circle:after{content:"";position:absolute;width:72px;height:72px;border-radius:50%;background:#fff}.stat-circle b{position:relative;z-index:1;font-size:24px}.chart{height:270px}.danger-box{border:1px solid #f2b5b5;background:#fff7f7;border-radius:16px;padding:14px}.photo-input{border:2px dashed #a8cadf;border-radius:16px;padding:18px;text-align:center;background:#f5fbff}.report-thumb{width:58px;height:58px;border-radius:10px;object-fit:cover;background:#edf1f4}.kpi{display:flex;align-items:center;gap:14px}.kpi .icon{font-size:28px}.offline{padding:30px;text-align:center}@media(min-width:740px){.grid{grid-template-columns:repeat(4,1fr)}.toggle-grid{grid-template-columns:repeat(4,1fr)}.bottom-nav{left:50%;transform:translateX(-50%);width:min(680px,100%);border:1px solid var(--line);border-radius:22px 22px 0 0}.container{padding:22px}}@media(max-width:520px){.form-row{grid-template-columns:1fr}.grid3{grid-template-columns:1fr}.hero h1{font-size:22px}.container{padding:12px}.card{padding:14px}.toggle-grid{grid-template-columns:repeat(2,1fr)}}