:root{--bg:#eef3f6;--card:#fff;--ink:#1c2b33;--muted:#5b6b74;--blue:#0e6ba8;--blue-dark:#0a537f;--blue-soft:#e3eff7;--green:#1b8a5a;--red:#c03434;--amber:#a8720e;--line:#d9e2e8;--radius:14px}*{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--ink);font-size:17px;line-height:1.55;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}.container{max-width:640px;margin:0 auto;padding:16px 14px calc(48px + env(safe-area-inset-bottom, 0px))}.container.wide{max-width:1000px}.page-head{padding:18px 2px 14px}.page-head h1{font-size:22px;font-weight:700;letter-spacing:.5px;border-left:5px solid var(--blue);padding-left:10px}.page-head .sub{color:var(--muted);font-size:14px;margin-top:4px;padding-left:15px}.portal{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;padding-top:36px}.portal-head{padding:18px 2px 24px}.portal-head h1{font-size:26px;line-height:1.25;font-weight:800;color:var(--blue-dark)}.portal-head p{color:var(--muted);font-size:15px;margin-top:8px}.portal-actions{display:grid;grid-gap:14px;gap:14px}.portal-btn{min-height:62px;display:flex;align-items:center;justify-content:center;text-decoration:none}.portal-foot{margin-top:auto;padding:32px 0 4px;color:var(--muted);font-size:13px;text-align:center}.card{background:var(--card);border-radius:var(--radius);padding:18px 16px;box-shadow:0 1px 3px rgba(28,43,51,.08);margin-bottom:16px}.card h2{font-size:17px;margin-bottom:12px;color:var(--blue-dark)}.field{margin-bottom:18px}.field label{display:block;font-weight:600;font-size:16px;margin-bottom:7px}.field .hint{font-weight:400;color:var(--muted);font-size:13px}input,select,textarea{width:100%;min-height:52px;padding:12px 13px;font-size:17px;font-family:inherit;color:var(--ink);background:#fff;border:1.5px solid var(--line);border-radius:11px;outline:none}textarea{min-height:78px;resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}input.big-num{font-size:26px;font-weight:700;min-height:62px;letter-spacing:1px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.file-pick{display:flex;align-items:center;justify-content:center;gap:8px;min-height:62px;padding:12px;font-size:17px;font-weight:600;color:var(--blue-dark);background:var(--blue-soft);border:1.5px dashed var(--blue);border-radius:12px;cursor:pointer;text-align:center}.file-pick:active{background:#d3e6f4}.file-pick input[type=file]{display:none}.file-name{margin-top:8px;font-size:14px;color:var(--muted);word-break:break-all}.btn{display:inline-block;width:100%;min-height:56px;padding:14px;font-size:19px;font-weight:700;font-family:inherit;color:#fff;background:var(--blue);border:none;border-radius:12px;cursor:pointer;transition:transform .06s ease}.btn:active{background:var(--blue-dark);transform:scale(.985)}.btn:disabled{background:#9db6c4;cursor:not-allowed;transform:none}.btn.small{width:auto;min-height:42px;padding:8px 16px;font-size:15px;border-radius:9px}.btn.ghost{background:#fff;color:var(--blue);border:1.5px solid var(--blue)}.btn.ghost:active{background:var(--blue-soft)}.btn.danger{background:#fff;color:var(--red);border:1.5px solid var(--red)}.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0}.btn-stack{display:grid;grid-gap:12px;gap:12px}.msg{padding:13px 15px;border-radius:11px;font-size:15px;margin-bottom:14px}.msg.error{background:#fbeaea;color:var(--red);border:1px solid #f0c9c9}.msg.ok{background:#e8f5ee;color:var(--green);border:1px solid #c4e5d3}.msg.info{background:var(--blue-soft);color:var(--blue-dark);border:1px solid #c6dceb}.msg.picked{background:#e8f5ee;color:var(--green);border:1px solid #c4e5d3;font-weight:600}.result-card{border-top:5px solid var(--green)}.usage-hero{text-align:center;padding:10px 0 16px}.usage-hero .num{font-size:60px;font-weight:800;color:var(--blue-dark);line-height:1.05}.usage-hero .unit{font-size:16px;color:var(--muted);margin-top:2px}.kv{display:flex;justify-content:space-between;align-items:baseline;padding:11px 2px;border-bottom:1px dashed var(--line);font-size:16px}.kv:last-child{border-bottom:none}.kv .k{color:var(--muted)}.badge,.kv .v{font-weight:600}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:13px;white-space:nowrap}.b-normal{background:#e8f5ee;color:var(--green)}.b-abnormal{background:#fbeaea;color:var(--red)}.b-corrected{background:var(--blue-soft);color:var(--blue-dark)}.b-not_submitted{background:#eceff1;color:var(--muted)}.summary{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:10px;gap:10px;margin-bottom:16px}.summary .s-item{background:var(--card);border-radius:12px;padding:12px 8px;text-align:center;box-shadow:0 1px 3px rgba(28,43,51,.08)}.summary .s-num{font-size:26px;font-weight:800;color:var(--blue-dark)}.summary .s-num.warn{color:var(--red)}.summary .s-label{font-size:13px;color:var(--muted);margin-top:2px}@media (max-width:480px){.summary{grid-template-columns:repeat(2,1fr)}}.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;background:var(--card);border-radius:var(--radius);box-shadow:0 1px 3px rgba(28,43,51,.08)}table.tbl{width:100%;border-collapse:collapse;font-size:15px;min-width:680px}.tbl td,.tbl th{padding:11px 10px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}.tbl th{background:var(--blue-soft);color:var(--blue-dark);font-size:14px;position:-webkit-sticky;position:sticky;top:0}.tbl tr.not-sub td{background:#fff8ef}.tbl td.num{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-weight:600}.tbl a{color:var(--blue)}.photo-thumb{width:68px;height:52px;object-fit:cover;border-radius:7px;border:1px solid var(--line);display:block;cursor:zoom-in}.photo-thumb:active{opacity:.75}.edit-box{background:var(--blue-soft);border-radius:10px;padding:12px;margin:4px 0 8px}.edit-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:10px;gap:10px;margin-bottom:10px}@media (max-width:560px){.edit-grid{grid-template-columns:1fr}}.photo-preview{max-width:100%;border-radius:11px;border:1px solid var(--line);margin-top:10px;cursor:zoom-in;display:block}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}.toolbar select{width:auto;min-width:150px;min-height:46px}.toolbar .spacer{flex:1 1}.lightbox{position:fixed;inset:0;z-index:999;background:rgba(12,20,25,.94);display:flex;flex-direction:column}.lightbox-bar{display:flex;align-items:center;gap:12px;padding:calc(10px + env(safe-area-inset-top, 0px)) 14px 10px;color:#fff}.lightbox-title{font-size:16px;font-weight:600;flex:1 1}.lightbox-link{color:#cfe6f5;font-size:15px;text-decoration:none;padding:8px 10px}.lightbox-close{width:42px;height:42px;border:none;border-radius:50%;background:hsla(0,0%,100%,.16);color:#fff;font-size:19px;cursor:pointer}.lightbox-body{flex:1 1;display:flex;align-items:center;justify-content:center;overflow:auto;padding:8px 10px;touch-action:pinch-zoom}.lightbox-body img{max-width:100%;max-height:100%;object-fit:contain;border-radius:8px}.lightbox-tip{text-align:center;color:hsla(0,0%,100%,.6);font-size:13px;padding:10px 0 calc(16px + env(safe-area-inset-bottom, 0px))}.sum-group-title{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:1px;margin:2px 2px 6px}.tbl thead tr:nth-child(2) th{top:40px}.tbl th.grp{text-align:center;border-left:1px solid var(--line)}.tbl th.grp-elec{background:#fff4e0;color:#8a5a00}.tbl th.sub-elec{background:#fff8ec;color:#8a5a00}.tbl td.elec{background:#fffaf0}.tbl td.elec-first{border-left:1px solid var(--line)}.b-no_meter{background:#f2f2f2;color:#9aa4a8}.elec-entry{width:100%;border-collapse:collapse;font-size:15px}.elec-entry td,.elec-entry th{padding:8px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}.elec-entry th{font-size:13px;color:var(--muted);font-weight:600}.elec-entry input[type=text]{min-height:42px;margin:0}.elec-entry .w-num{width:120px}.elec-entry .w-remark{width:160px}.elec-entry tr.is-main td{background:var(--blue-soft);font-weight:700}.elec-entry td.calc{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-weight:700;color:var(--blue-dark)}.elec-entry td.calc.warn{color:var(--red)}.container.xwide{max-width:1400px}.batch-drop{margin-top:12px;padding:12px;background:var(--blue-soft);border-radius:10px}.batch-kind{display:flex;gap:18px;margin-bottom:10px;font-size:15px}.batch-kind label{display:inline-flex;align-items:center;gap:6px;cursor:pointer}.batch-kind input[type=radio]{width:18px;height:18px}.entry-tbl{width:100%;border-collapse:collapse;font-size:15px}.entry-tbl td,.entry-tbl th{padding:7px 8px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}.entry-tbl th{background:var(--blue-soft);color:var(--blue-dark);font-size:13px;font-weight:700}.entry-tbl th.grp{text-align:center;border-left:1px solid var(--line)}.entry-tbl th.grp-elec,.entry-tbl th.sub-elec{background:#fff4e0;color:#8a5a00}.entry-tbl td.elec-first{border-left:1px solid var(--line)}.entry-tbl td.pt{font-weight:700}.entry-tbl tr.is-main td{background:var(--blue-soft);font-weight:700}.entry-tbl td.calc{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-weight:700;color:var(--blue-dark);min-width:62px}.entry-tbl td.calc.warn{color:var(--red)}.entry-tbl .nometer{color:#9aa4a8;font-size:13px}.entry-tbl input[type=text]{min-height:40px;margin:0}.entry-tbl .w-num{width:104px}.entry-tbl .w-num.strong{font-weight:700;background:#fffdf5}.entry-tbl .w-remark{width:150px}.photo-cell{display:flex;align-items:center;gap:6px}.photo-cell .pending{max-width:92px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px;color:var(--green);background:#e8f5ee;padding:3px 6px;border-radius:6px}.photo-cell .mini-thumb{width:38px;height:30px;object-fit:cover;border-radius:5px;border:1px solid var(--line);cursor:zoom-in;display:block}.photo-cell .mini-pick{display:inline-block;padding:6px 10px;border-radius:7px;cursor:pointer;background:var(--blue-soft);color:var(--blue-dark);font-size:13px;font-weight:600}.photo-cell .mini-pick input[type=file]{display:none}.photo-cell .mini-x{border:none;background:#fbeaea;color:var(--red);border-radius:6px;width:22px;height:22px;font-size:15px;line-height:1;cursor:pointer;padding:0}.baseline{display:inline-block;padding:2px 8px;border-radius:999px;background:#eef2f5;color:#6b7a82;font-size:12px;font-weight:600}.entry-tbl .nometer,.tbl .nometer{color:#9aa4a8;font-size:12px}