:root{--bg:#f5f8fb;--surface:#fff;--surface-2:#eef3f8;--border:#dde5ee;--text:#17293b;--muted:#5f7189;--accent:#0a4d8c;--accent-strong:#073a6b;--accent-soft:#e7f0f9;--danger:#b23c3c;--ok:#2e7d5b;--radius:14px;--radius-sm:10px;--shadow:0 1px 2px #102a430f, 0 4px 16px #102a430f;--shadow-lg:0 10px 40px #102a432e;--maxw:960px;--gap:16px}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,sans-serif;line-height:1.5}h1,h2,h3{letter-spacing:-.01em;color:var(--accent-strong);margin:0;font-weight:650}a{color:var(--accent)}.btn{appearance:none;border-radius:var(--radius-sm);cursor:pointer;border:1px solid #0000;padding:12px 18px;font-size:16px;font-weight:600;transition:background .15s,border-color .15s,opacity .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-strong)}.btn-primary:disabled{opacity:.6;cursor:default}.btn-ghost{color:var(--accent);border-color:var(--border);background:0 0}.btn-ghost:hover{background:var(--surface-2)}.field{flex-direction:column;gap:6px;margin-bottom:16px;display:flex}.field label{color:var(--muted);font-size:14px;font-weight:600}.field input{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);padding:12px 14px;font-size:16px}.field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);outline:none}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.notice{border-radius:var(--radius-sm);margin-bottom:14px;padding:10px 14px;font-size:14px}.notice-error{color:var(--danger);background:#fbecec;border:1px solid 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.12s;overflow:hidden}.cam:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.cam-thumb{aspect-ratio:16/10;color:#7d92a8;background:linear-gradient(135deg,#dde6ef,#c9d6e4);place-items:center;display:grid;position:relative}.cam-thumb .live{color:#fff;letter-spacing:.03em;background:#17293b8c;border-radius:999px;padding:2px 7px;font-size:11px;font-weight:700;position:absolute;top:8px;left:8px}.cam-body{padding:10px 12px 12px}.cam-title{font-size:14px;font-weight:600}.cam-num{color:var(--muted);margin-top:4px;font-size:13px}.cam-num b{color:var(--accent)}.overlay{z-index:50;background:#0a1826b8;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.overlay .cam-large{background:var(--surface);border-radius:var(--radius);width:min(920px,96vw);box-shadow:var(--shadow-lg);overflow:hidden}.overlay .cam-thumb{aspect-ratio:16/9}.overlay .bar{justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.ref-item{border-bottom:1px solid var(--border);padding:12px 0}.ref-item:last-child{border-bottom:none}.ref-item .k{color:var(--muted);font-size:13px}.ref-item .v{font-size:15px;font-weight:600}.applinks{flex-wrap:wrap;gap:10px;margin-top:8px;display:flex}.placeholder-box{border:1px dashed var(--border);border-radius:var(--radius-sm);color:var(--muted);background:var(--surface-2);padding:16px;font-size:14px}.center-screen{min-height:100dvh;color:var(--muted);place-items:center;display:grid}@media (max-width:480px){.perm-grid{grid-template-columns:repeat(auto-fill,minmax(84px,1fr))}.cam-grid{grid-template-columns:1fr 1fr}}.landing{--l-accent:#3180c2;--l-accent-hover:#3e8dce;--l-head:#4d4d4d;--l-text:#666;color:var(--l-text);background:#fff;font-family:Roboto,system-ui,-apple-system,Segoe UI,sans-serif}.landing h1,.landing h4{color:var(--l-head);margin:0 0 12px;font-weight:500}.landing h1{text-align:center;font-size:2rem}.landing p{margin:0 0 10px;font-size:1.05rem}.landing .l-wrap{max-width:1000px;margin:0 auto;padding:0 20px}.landing section{padding:40px 0}.landing .l-hero{color:#fff;background:#142d53}.landing .l-hero h1,.landing .l-hero h4,.landing .l-hero p{color:#fff}.landing .l-hero .l-ico{color:#85a9e1;opacity:.9}.landing .l-hero a{color:#85a9e1}.landing .l-sub{background:#f0f0f0}.plaque-link{text-align:center;margin-bottom:22px;display:block}.plaque-link img{border-radius:6px;max-width:100%;height:auto;transition:transform .15s,box-shadow .15s}.plaque-link:hover img{transform:translateY(-2px);box-shadow:0 10px 30px #3180c240}.landing .intro{text-align:center;max-width:760px;margin:0 auto}.l-cards{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-top:28px;display:grid}.l-card{text-align:center;padding:8px 12px}.l-ico{width:68px;height:68px;color:var(--l-accent);opacity:.6;margin:0 auto 10px}.l-card p{font-size:1rem}.sb-cards{grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:20px;margin-top:24px;display:grid}.scheme{text-align:center;margin:32px 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