:root{--bg:#0b0f17;--panel:#121826;--line:#243047;--txt:#e6edf3;--mut:#9aa4b2;--acc:#f5a524;--hot:#ef5a2a}
*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--txt);font:14px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--acc)}header{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--line);background:linear-gradient(90deg,#0b0f17,#141c2c)}
.brand{font-weight:800;letter-spacing:.5px;font-size:17px}.brand span{color:var(--hot)}nav{margin-left:auto;display:flex;gap:14px;flex-wrap:wrap}nav a{color:var(--mut);text-decoration:none}nav a:hover,nav a.on{color:var(--txt)}
.warn{background:#2a1a0b;border-bottom:1px solid #5a3a12;color:#ffd79a;padding:6px 16px;font-size:12.5px}
.app{display:grid;grid-template-columns:1fr 320px;height:calc(100vh - 92px)}#map{height:100%;background:#0e1420}
aside{background:var(--panel);border-left:1px solid var(--line);padding:14px;overflow:auto}
h3{margin:14px 0 6px;font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--mut)}
.seg{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}.seg button{flex:1;background:none;border:0;color:var(--mut);padding:8px 4px;cursor:pointer;font-weight:600}
.seg button.on{background:#1f2a40;color:var(--txt);box-shadow:inset 0 -2px var(--acc)}
.valid{font-size:18px;font-weight:700;margin:4px 0}.small{font-size:12px;color:var(--mut)}
.time{display:flex;gap:8px;align-items:center}input[type=range]{flex:1;accent-color:var(--acc)}
.btn{background:#1f2a40;border:1px solid var(--line);color:var(--txt);border-radius:8px;padding:7px 10px;cursor:pointer;text-decoration:none;display:inline-block}.btn:hover{border-color:var(--acc)}
.legend{display:flex;flex-direction:column;gap:2px}.legend div{display:flex;align-items:center;gap:8px;font-size:12px}.legend i{width:26px;height:14px;border-radius:2px;display:inline-block}
.row{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.stamp{font-family:ui-monospace,monospace;font-size:12px;color:var(--mut)}
.city{color:#fff;font-weight:700;font-size:11px;text-shadow:0 0 3px #000,0 0 3px #000;white-space:nowrap}
.leaflet-popup-content-wrapper,.leaflet-popup-tip{background:#121826;color:var(--txt)}.leaflet-container a.leaflet-popup-close-button{color:var(--mut)}
.page{max-width:900px;margin:0 auto;padding:20px}.page img{max-width:100%;border:1px solid var(--line);border-radius:8px}.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px;margin:14px 0}
.tag{display:inline-block;background:#3a2410;color:var(--acc);border-radius:4px;padding:1px 6px;font-size:11px;font-weight:700}
footer{padding:10px 16px;color:var(--mut);font-size:12px;border-top:1px solid var(--line)}
@media(max-width:820px){.app{grid-template-columns:1fr;grid-template-rows:55vh auto;height:auto}aside{border-left:0;border-top:1px solid var(--line)}nav{gap:10px;font-size:13px}.brand{font-size:15px}}
#prod .grp{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);margin:8px 0 3px}
#prod .seg{flex-wrap:wrap}#prod .seg button{flex:1 1 auto;min-width:64px;font-size:12.5px;padding:7px 6px}
@media(max-width:800px){#prod .seg button{min-width:56px;font-size:12px;padding:8px 4px}}
.warr div{color:#fff;font:bold 15px/18px sans-serif;text-align:center;text-shadow:0 0 3px #000}
.lab{font:600 11px/16px sans-serif;white-space:nowrap;text-shadow:0 0 3px #000,0 0 2px #000}.lab.lake{color:#7fe3ff}.lab.obs{color:#ffd27f}

/* Satellite basemap: hide hairline seams between tiles at fractional zoom (the faint rectangle) */
.leaflet-tile{outline:1px solid transparent}

/* Synoptic layers: high/low centres and front symbols */
.hl{text-align:center;font-family:system-ui,sans-serif;line-height:1;pointer-events:auto}
.hl b{display:block;font-size:26px;font-weight:800;text-shadow:0 0 3px #fff,0 0 3px #fff}
.hl span{display:block;font-size:11px;color:#fff;text-shadow:0 0 3px #000,0 0 3px #000}
.hlH b{color:#1d4ed8}.hlL b{color:#dc2626}
.fsym{pointer-events:none}.fsym svg{display:block;filter:drop-shadow(0 0 1px #fff)}

/* Town labels: smaller type for smaller places */
.city.r2{font-size:11px}.city.r3{font-size:10px;font-weight:600}

.lab.hbox{background:#fff;color:#111;font:600 10px/13px system-ui,sans-serif;text-align:center;border-radius:1px;text-shadow:none;width:auto!important}

/* ---- Mobile layout (desktop unaffected) ---- */
.mob,.mvalid{display:none}
@media (max-width:820px), (max-height:500px) and (orientation:landscape){
html,body{height:100%;overflow:hidden;overscroll-behavior:none}
body{display:flex;flex-direction:column;height:100dvh}
header{padding:6px 12px;padding-top:max(6px,env(safe-area-inset-top));flex-wrap:nowrap;gap:8px}
.brand{font-size:15px;white-space:nowrap}nav{gap:10px;font-size:13px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}nav a{white-space:nowrap}
.warn{padding:3px 12px;font-size:11px;line-height:1.3}
.app{display:block;position:relative;flex:1;min-height:0;height:auto}
#map{position:absolute;left:0;right:0;top:0;bottom:calc(var(--dock,150px) + env(safe-area-inset-bottom));height:auto;touch-action:none}
#drawerbtn{display:flex;align-items:center;gap:6px;position:absolute;top:10px;right:10px;z-index:1001;min-height:44px;max-width:60vw;padding:0 14px;border-radius:22px;background:rgba(18,24,38,.92);color:var(--txt);border:1px solid var(--line);font:600 14px system-ui,sans-serif;box-shadow:0 2px 8px rgba(0,0,0,.5);cursor:pointer}
#drawerlbl{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#scrim{position:fixed;inset:0;z-index:1500;background:rgba(0,0,0,.45)}
body:not(.drawer) #scrim{display:none!important}
body.drawer #scrim{display:block}
aside#side{position:fixed;top:0;right:0;bottom:calc(var(--dock,0px) + env(safe-area-inset-bottom));width:min(88vw,360px);z-index:1600;border:0;border-left:1px solid var(--line);padding:14px;padding-top:max(14px,env(safe-area-inset-top));padding-bottom:20px;overflow-y:auto;-webkit-overflow-scrolling:touch;visibility:hidden}
body.drawer aside#side{visibility:visible}
aside#side h3:first-child{margin-top:0}
#prod .seg button,.seg button{min-height:44px}
aside#side>h3:nth-of-type(3),#valid,#validz{display:none}
/* fixed bottom time bar */
#tbar{visibility:visible;position:fixed;left:0;right:0;bottom:0;z-index:1200;margin:0!important;display:grid;grid-template-columns:48px 52px 48px 1fr;grid-template-areas:"v v v v" "b p f s";gap:4px 8px;align-items:center;padding:6px 12px;padding-bottom:calc(8px + env(safe-area-inset-bottom));padding-left:max(12px,env(safe-area-inset-left));padding-right:max(12px,env(safe-area-inset-right));background:rgba(18,24,38,.97);border-top:1px solid var(--line)}
#tbar .mvalid{display:flex;grid-area:v;justify-content:space-between;gap:8px;font-size:14px;align-items:baseline}
#tbar .mvalid b{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#tbar .mvalid .stamp{font-size:13px;color:var(--acc)}
#tbar .btn{display:flex;align-items:center;justify-content:center;min-height:44px;min-width:44px;padding:0;font-size:18px;touch-action:manipulation}
#back{grid-area:b}#play{grid-area:p;background:var(--acc)!important;color:#111!important;border-color:var(--acc)!important}#fwd{grid-area:f}
#slider{grid-area:s;width:100%;min-width:0;height:44px;margin:0}
#fh{display:none}
/* horizontal legend just above the time bar */
#legbox{visibility:visible;position:fixed;left:0;right:0;bottom:var(--tbar,96px);z-index:1100;background:rgba(18,24,38,.93);border-top:1px solid var(--line);padding:4px 12px 5px;padding-left:max(12px,env(safe-area-inset-left));padding-right:max(12px,env(safe-area-inset-right));max-height:30vh;overflow-y:auto}
#legt{margin:0 0 3px;font-size:10.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.legend{flex-direction:row;gap:0}
.legend>div{flex:1 1 18px;min-width:0;flex-direction:column;align-items:stretch;gap:2px;font-size:10px;line-height:1.15;text-align:center;overflow-wrap:anywhere}
.legend>div>i{width:100%;height:10px;border-radius:0}
.legend{flex-wrap:wrap;row-gap:3px}
.legend>div.small,.legend>div[style*="display:flex"]{flex:0 0 100%;text-align:left;font-size:10.5px;flex-direction:row}
.legend>div[style*="space-between"]{justify-content:space-between}
.leaflet-bottom .leaflet-control-attribution{font-size:9px;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.leaflet-top.leaflet-left .leaflet-control-zoom a{width:36px;height:36px;line-height:36px}
}
@media (max-height:500px) and (orientation:landscape){
.warn{display:none}
#tbar{grid-template-columns:auto 44px 52px 44px 1fr;grid-template-areas:"v b p f s";padding-top:4px;padding-bottom:calc(4px + env(safe-area-inset-bottom))}
#tbar .mvalid{flex-direction:column;gap:0;font-size:12px;max-width:180px}
#legbox{max-height:22vh;padding-top:2px}
}
#shoredesc{margin-top:4px}