:root{color-scheme:light;--bg:#f5f7fb;--bg2:#eef3f9;--panel:#ffffff;--panel-soft:#f8fbff;--line:#d9e3f0;--line-strong:#bfd0e5;--text:#111827;--muted:#5f6f82;--accent:#1d87e4;--accent2:#49b6ff;--accent-soft:#eaf4ff;--ok:#169b62;--ok-soft:#eafaf2;--warn:#c88719;--warn-soft:#fff7e8;--danger:#d1435b;--danger-soft:#fff0f3;--shadow:0 10px 24px rgba(31,52,88,.08)}
*{box-sizing:border-box}
body{margin:0;background:linear-gradient(180deg,var(--bg),var(--bg2) 58%,#f7f9fc);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--text)}
.app{max-width:840px;margin:auto;padding-bottom:40px}
.topbar{padding:24px 20px 18px;display:flex;justify-content:space-between;gap:14px;align-items:flex-start;border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);z-index:10;box-shadow:0 4px 16px rgba(40,70,110,.05)}
.eyebrow{letter-spacing:.24em;color:#187bd6;font-weight:800;font-size:12px}
.topbar h1{margin:6px 0 4px;font-size:28px;color:#0f172a}
.topbar p{margin:0;color:var(--muted)}
.ver{background:linear-gradient(180deg,#74c7ff,#43aef8);color:#072846;border-radius:18px;padding:7px 11px;font-weight:900;white-space:nowrap;border:1px solid #8ed5ff}
main{padding:14px;padding-bottom:94px}
.card{background:linear-gradient(180deg,var(--panel),var(--panel-soft));border:1px solid var(--line);border-radius:22px;padding:18px;margin:0 0 14px;box-shadow:var(--shadow)}
.hero{border-color:var(--line-strong)}
.title-row{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}
.card h2{margin:0 0 6px;font-size:21px;color:#0f172a}
.card p{margin:0 0 14px;color:var(--muted);line-height:1.55}
.badge{border:1px solid var(--line-strong);border-radius:999px;padding:6px 10px;color:#48627f;white-space:nowrap;background:#f9fbfe}
.badge.ok{border-color:#8fd8b7;color:var(--ok);background:var(--ok-soft)}
.grid2,.grid4{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid4{grid-template-columns:repeat(4,1fr)}
label{display:block;color:#627488;font-size:13px;margin:0 0 6px}
input,select,textarea{width:100%;background:#fff;border:1px solid var(--line-strong);color:var(--text);border-radius:13px;padding:12px;font-size:16px;outline:none}
input::placeholder,textarea::placeholder{color:#94a3b8}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(29,135,228,.12)}
button,.button{border:1px solid #b6c9df;background:#fff;color:#1a3f67;border-radius:14px;padding:12px 14px;font-size:15px;font-weight:700}
button.primary{background:linear-gradient(180deg,var(--accent2),var(--accent));color:#fff;border-color:#58b9ff;box-shadow:0 8px 18px rgba(29,135,228,.18)}
.big{width:100%;margin:10px 0 14px;font-size:17px}
.secondary{background:#fff}
.action-row,.model-toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.loc-summary{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}
.loc-summary>div,.result-block,.metric-card,.map-summary-grid>div{background:#fff;border:1px solid var(--line);border-radius:15px;padding:12px}
.loc-summary span,.coord-big span,.metric-card span,.map-summary-grid span{display:block;color:#7a8ba0;font-size:12px}
.loc-summary strong{display:block;margin-top:4px;font-size:14px;color:#0f172a}
.notice{margin-top:12px;border-left:4px solid var(--accent);background:var(--accent-soft);border-radius:8px;padding:10px 12px;color:#35506e;line-height:1.5}
.notice.small{font-size:12px}
.details{margin-top:14px;border:1px solid var(--line);border-radius:14px;padding:12px;background:#fbfdff}
.details summary{cursor:pointer;font-weight:800;color:#18324d}
.muted{color:#71839a;font-size:12px;line-height:1.55}
.toggle{margin:12px 0}
.toggle input{width:auto}
.result-block{margin-top:15px}
.result-title{font-weight:800;color:#244b77;margin-bottom:10px}
.coord-big{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.coord-big>div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px}
.coord-big strong{display:block;margin-top:4px;font-size:22px;color:#0f172a;overflow-wrap:anywhere}
.kv{display:flex;justify-content:space-between;gap:16px;border-top:1px solid #e7eef7;padding:10px 2px}
.kv span{color:#71839a}.kv b{text-align:right;color:#0f172a}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:15px;margin-top:14px;background:#fff}
table{width:100%;border-collapse:collapse;min-width:720px}
th,td{padding:11px 9px;border-bottom:1px solid #e9eff6;text-align:center;font-size:13px;color:#122033}
th{background:#eef5fd;position:sticky;top:0;color:#17375d}
td:first-child,th:first-child{text-align:left;font-weight:800}
.status-good{color:var(--ok)}.status-warn{color:var(--warn)}
.model-status{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.model-chip{border:1px solid var(--line-strong);border-radius:999px;padding:5px 9px;font-size:12px;color:#61758d;background:#fff}
.model-chip.ready{border-color:#9bd9b9;color:var(--ok);background:var(--ok-soft)}
.model-chip.loading{border-color:#f3cf86;color:var(--warn);background:var(--warn-soft)}
.foot-card{margin-bottom:12px}
.subhead{font-size:16px;margin:16px 0 8px;color:#17375d}
.locate-options{margin:0 0 12px}.param-values{margin-top:12px}.danger-btn{border-color:#ebb2bc;color:var(--danger);background:#fff}.details .action-row button{flex:1 1 160px}.details select,.details input{font-size:14px}
.manual-coordinate-box{margin-top:16px;padding:14px;border:1px solid var(--line);border-radius:16px;background:#fbfdff}.manual-coordinate-box .subhead{margin-top:0}.manual-actions{margin-top:10px}.manual-actions button{flex:1}.manual-coordinate-box .notice{margin-bottom:0}
.page{display:none}.page.active{display:block}
.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:30;display:grid;grid-template-columns:repeat(4,1fr);gap:6px;padding:8px max(10px,env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left));background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-top:1px solid var(--line);box-shadow:0 -4px 16px rgba(40,70,110,.06)}
.nav-btn{border:0;background:transparent;color:#7a8ba0;border-radius:14px;padding:8px 4px 7px;font-size:12px;font-weight:700;display:flex;flex-direction:column;gap:3px;align-items:center;justify-content:center}
.nav-btn span{font-size:20px;line-height:1}.nav-btn.active{background:var(--accent-soft);color:var(--accent)}.nav-btn b{font-size:12px}
.location-dashboard{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.metric-card strong,.map-summary-grid strong{display:block;margin-top:5px;font-size:17px;color:#0f172a;overflow-wrap:anywhere}
.current-point-strip{display:flex;justify-content:space-between;gap:12px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:11px 12px;margin:8px 0 14px}.current-point-strip span{color:#7a8ba0}.current-point-strip b{text-align:right;overflow-wrap:anywhere;color:#0f172a}
.map-card{min-height:calc(100vh - 180px)}
.map-summary-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:10px 0 14px}
.map-shell{position:relative;height:54vh;min-height:360px;max-height:620px;border:1px solid var(--line-strong);border-radius:18px;overflow:hidden;background:#fff}
.map-shell iframe{width:100%;height:100%;border:0;background:#eef2f7}
.map-empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;text-align:center;padding:24px;color:#7a8ba0;background:linear-gradient(180deg,#fafcff,#f2f6fb)}
.map-shell.has-map .map-empty{display:none}.map-shell.has-map iframe{display:block}.nav-jump{flex:1}
.dms-block{display:flex;flex-direction:column;gap:10px;margin-top:8px}.dms-row{display:grid;grid-template-columns:54px repeat(3,minmax(64px,1fr)) minmax(92px,1.15fr);gap:8px;align-items:center}.dms-label{font-weight:800;color:#244b77}.dms-row input,.dms-row select{padding:10px 8px;font-size:15px}.dms-row input{text-align:center}
@media(max-width:560px){.grid4{grid-template-columns:1fr 1fr}.grid2{grid-template-columns:1fr 1fr}.compact-grid{grid-template-columns:1fr 1fr}.topbar h1{font-size:24px}.card{padding:15px;border-radius:18px}.coord-big strong{font-size:18px}.topbar{position:sticky}.location-dashboard,.map-summary-grid{grid-template-columns:1fr 1fr}.map-shell{height:50vh;min-height:330px}.dms-row{grid-template-columns:44px repeat(3,minmax(52px,1fr)) 82px;gap:6px}.dms-row input,.dms-row select{padding:9px 5px;font-size:14px}}
@media(max-width:390px){.grid2{grid-template-columns:1fr}.compact-grid{grid-template-columns:1fr 1fr}.loc-summary,.location-dashboard,.map-summary-grid{grid-template-columns:1fr}.model-toolbar button,.action-row button{flex:1}.topbar{padding-left:14px;padding-right:14px}.bottom-nav{gap:2px}.nav-btn{padding-left:2px;padding-right:2px}.map-shell{min-height:300px}}