:root{--navy:#082f6b;--blue:#0b67d1;--bg:#f4f7fb;--text:#172033;--muted:#667085;--border:#d9e2ef;--danger:#b42318;--success:#067647;--warning:#b54708}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}.topbar{min-height:64px;background:var(--navy);color:#fff;display:flex;align-items:center;gap:28px;padding:0 24px;position:sticky;top:0;z-index:1000}.brand{font-size:20px;font-weight:700}.brand a,.topbar nav a,.userbox a{color:#fff}.topbar nav{display:flex;gap:18px;flex:1}.userbox{font-size:14px}.container{max-width:1400px;margin:0 auto;padding:24px}.page-title h1{margin:0 0 18px}.card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:20px;box-shadow:0 4px 14px rgba(10,40,80,.04)}.narrow{max-width:520px;margin:40px auto}.card h2{margin-top:0;font-size:19px}.card-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}.stat{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px}.stat strong{display:block;font-size:28px;color:var(--navy)}.stat span{color:var(--muted)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.map{height:430px;border-radius:8px;overflow:hidden}.map.small{height:320px}label{display:block;font-weight:600;margin-bottom:14px}input,select,textarea{display:block;width:100%;margin-top:6px;padding:10px 12px;border:1px solid #b9c7da;border-radius:8px;background:#fff;font:inherit}button,.button{display:inline-block;border:0;border-radius:8px;padding:10px 16px;background:var(--blue);color:#fff;font-weight:700;cursor:pointer}.button.secondary{background:#eaf2fc;color:var(--navy)}button.danger{background:var(--danger)}.form-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.form-action{display:flex;align-items:end;padding-bottom:14px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px 10px;border-bottom:1px solid #e8edf4;vertical-align:top}th{font-size:13px;color:var(--muted);background:#f8fafc;white-space:nowrap}small{color:var(--muted)}.badge{display:inline-block;padding:4px 9px;border-radius:99px;font-size:12px;font-weight:700}.badge-online{background:#dcfae6;color:var(--success)}.badge-offline,.badge-disabled{background:#fee4e2;color:var(--danger)}.alert{border-radius:9px;padding:13px 15px;margin-bottom:16px}.alert-success{background:#dcfae6;color:var(--success)}.alert-danger{background:#fee4e2;color:var(--danger)}.alert-warning{background:#fff4e5;color:var(--warning)}code{background:#eef3f9;padding:2px 5px;border-radius:5px}.block,.secret{display:block;white-space:pre-wrap;word-break:break-all;padding:10px;margin:8px 0 14px}.secret{font-size:16px;background:#fff;border:1px dashed var(--warning)}.footer{text-align:center;color:var(--muted);padding:20px}@media(max-width:900px){.stats,.form-grid,.grid-2{grid-template-columns:1fr 1fr}.topbar{flex-wrap:wrap;padding:12px 18px}.topbar nav{order:3;width:100%;overflow:auto}.container{padding:16px}}@media(max-width:600px){.stats,.form-grid,.grid-2{grid-template-columns:1fr}.userbox{display:none}.map{height:330px}}

button.secondary{background:#eaf2fc;color:var(--navy)}button.warning{background:#b54708;color:#fff}button.compact,.button.compact{padding:7px 10px;font-size:13px;white-space:nowrap}.action-group{display:flex;align-items:center;gap:7px;flex-wrap:wrap}.action-group form,.heading-actions form{margin:0}.uid-code{font-weight:700;color:var(--navy);white-space:nowrap}.uid-line{margin-top:8px}.heading-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}.info-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.info-grid>div{border:1px solid var(--border);border-radius:9px;padding:12px;background:#f8fafc}.info-grid small{display:block;margin-bottom:6px}.info-grid strong{display:block;word-break:break-word}.compact-alert{margin:16px 0 0}.form-grid label small{display:block;margin-top:6px;font-weight:400;line-height:1.4}.badge-active{background:#dcfae6;color:var(--success)}.badge-inactive{background:#fee4e2;color:var(--danger)}
@media(max-width:900px){.info-grid{grid-template-columns:1fr 1fr}.device-heading{align-items:flex-start}}
@media(max-width:600px){.info-grid{grid-template-columns:1fr}.heading-actions{justify-content:flex-start}.device-heading{display:block}.heading-actions{margin-top:14px}}

/* SmartSea Connect v1.2 - Google Maps / VIETMAP */
.map-shell{position:relative;min-height:320px}.map-provider-badge{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;background:#eef4ff;color:var(--navy);font-size:12px;font-weight:700;white-space:nowrap}.map-config-message,.map-runtime-error{position:absolute;z-index:5;left:50%;top:50%;transform:translate(-50%,-50%);width:min(520px,calc(100% - 32px));padding:16px 18px;border:1px solid #f6c78b;border-radius:10px;background:rgba(255,250,240,.96);color:#7a2e0e;box-shadow:0 8px 24px rgba(20,40,70,.12);text-align:center}.map-config-message strong,.map-runtime-error strong{display:block;margin-bottom:6px}.map-config-message span{display:block;line-height:1.5}.map-runtime-error{border-color:#f0a7a3;background:rgba(255,244,243,.97);color:var(--danger)}.map-unavailable{background:linear-gradient(135deg,#edf3fb,#f8fafc)}.location-line{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:12px}.smartsea-map-popup{min-width:220px;line-height:1.55;color:#172033}.smartsea-map-popup strong{display:block;font-size:15px;margin-bottom:3px;color:#082f6b}.map-popup-action{margin-top:8px}.map-popup-action a{font-weight:700}.smartsea-map-marker{position:relative;width:26px;height:26px;border:3px solid #fff;border-radius:50% 50% 50% 0;background:var(--marker-color,#b42318);box-shadow:0 3px 9px rgba(0,0,0,.32);transform:rotate(-45deg);cursor:pointer}.smartsea-map-marker:after{content:"";position:absolute;width:8px;height:8px;left:6px;top:6px;border-radius:50%;background:#fff}.smartsea-map-marker:focus{outline:3px solid rgba(11,103,209,.35);outline-offset:3px}.mapboxgl-popup-content{border-radius:10px!important;padding:13px 15px!important}.mapboxgl-popup-close-button{font-size:20px;padding:3px 8px}.gm-style .gm-style-iw-c{border-radius:10px}.gm-style .gm-style-iw-d{overflow:auto!important}
@media(max-width:600px){.map-config-message,.map-runtime-error{font-size:13px}.location-line{align-items:flex-start}.location-line .button{width:100%;text-align:center}}