:root{
  --ground:#0B1620;--panel:#0E1B26;--card:#10202C;--land:#1B2A33;--line:#1C2B36;--line2:#27404E;
  --text:#E8E4DA;--text2:#D8DFE3;--muted:#8EA3B0;--muted2:#B9C6CE;--dim:#7D93A0;
  --tide:#5FB3B3;--tide-bg:#11303A;--tide-text:#BFE6E6;--amber:#E0A458;--amber-dim:#8C6A3A;
  --serif:Fraunces,Georgia,serif;--sans:Inter,system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ground);color:var(--text);font-family:var(--sans);font-size:15px;line-height:1.55}
a{color:var(--amber)}a:hover{color:#F2C684}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
img{max-width:100%;height:auto}
button{font-family:inherit}
.skip{position:absolute;left:-999px;top:8px;background:var(--amber);color:var(--ground);padding:8px 12px;border-radius:6px;z-index:50}
.skip:focus{left:8px}
.eyebrow{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);display:block}
.serif{font-family:var(--serif);font-weight:300}
.small{font-size:12px;color:var(--muted2)}
.muted{color:var(--muted)}
.approx{border-color:#5C6F7A!important;color:#9FB0BA!important}

/* header / footer */
.top{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:12px 24px;border-bottom:1px solid var(--line);position:relative}
.brand{display:flex;align-items:baseline;gap:12px}
.wordmark{font-family:var(--serif);font-size:26px;font-weight:300;color:var(--text);text-decoration:none}
.sub{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.top nav ul{list-style:none;margin:0;padding:0;display:flex;gap:22px;flex-wrap:wrap}
.top nav a{color:var(--muted2);text-decoration:none;padding:6px 0;min-height:44px;display:inline-flex;align-items:center;font-size:14px}
.top nav a[aria-current]{color:var(--text);box-shadow:inset 0 -1px 0 var(--amber)}
.top nav li:last-child a{color:var(--muted)}
.filtertoggle{display:none;background:transparent;border:1px solid var(--line2);color:var(--text2);padding:8px 14px;border-radius:6px;min-height:44px;font:500 13px var(--sans)}
.navtoggle{display:none;background:transparent;border:1px solid var(--line2);color:var(--text2);padding:8px 14px;border-radius:6px;min-height:44px}
.foot{display:flex;flex-direction:column;gap:6px;padding:20px 24px;border-top:1px solid var(--line);font-size:12px;color:var(--dim)}
.foot a{color:var(--muted2)}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips button,.chip{font:500 12px var(--sans);padding:7px 11px;border-radius:999px;border:1px solid var(--line2);background:transparent;color:var(--text2);min-height:34px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center}
.chips button.ghost{border-style:dashed;color:#9FB0BA}
.chips button[aria-pressed="true"]{background:var(--amber);border-color:var(--amber);color:var(--ground)}
.chips button.tide[aria-pressed="true"]{background:var(--tide-bg);border-color:var(--tide);color:var(--tide-text)}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}
.tags span{font-size:11px;padding:5px 9px;border-radius:999px;border:1px solid var(--line2);color:var(--text2)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:500 14px var(--sans);padding:12px 18px;border-radius:6px;border:1px solid var(--line2);background:transparent;color:var(--text2);min-height:44px;cursor:pointer;text-decoration:none}
.btn.primary{background:var(--amber);border-color:var(--amber);color:var(--ground)}
.btn.primary:hover{color:var(--ground);background:#F2C684}

/* map home */
.shell{display:flex;flex-wrap:wrap;height:calc(100vh - 69px);min-height:560px;position:relative}
.rail{flex:1 1 300px;max-width:320px;border-right:1px solid var(--line);padding:16px 20px;display:flex;flex-direction:column;gap:14px;overflow-y:auto}
.rail input[type=search]{width:100%;background:var(--card);border:1px solid var(--line2);color:var(--text);padding:12px 14px;border-radius:6px;font:inherit}
.hint{margin:0;font-size:12px;color:var(--muted)}
.group{border:0;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
.era{display:flex;flex-direction:column;gap:6px}
.era input[type=range]{width:100%;accent-color:var(--amber)}
.era .ticks{display:flex;justify-content:space-between;font-size:10px;color:var(--muted)}
.matches{border-top:1px solid var(--line);padding-top:12px}
.matches ul{list-style:none;margin:0;padding:0}
.matches li a{display:flex;justify-content:space-between;gap:8px;color:var(--text);text-decoration:none;padding:8px 0;border-bottom:1px solid #16232D;font-size:14px}
.matches li a span:last-child{color:var(--tide);font-size:12px;white-space:nowrap}
.mapwrap{flex:999 1 560px;min-width:0;display:flex;flex-direction:column;position:relative}
.map{flex:1 1 auto;min-height:420px}
.legend{position:absolute;left:16px;top:16px;background:rgba(11,22,32,.86);border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:12px;color:var(--muted2);display:flex;flex-direction:column;gap:6px;z-index:2}
.legend div{display:flex;align-items:center;gap:8px}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block;flex:none}
.dot.tide{background:var(--tide)}.dot.amber{background:var(--amber)}.dot.fog{background:var(--text)}
.dot.ghostdot{border:1.5px dashed #9FB0BA}
.layers{position:absolute;right:16px;bottom:16px;display:flex;gap:8px;flex-wrap:wrap;z-index:2;justify-content:flex-end}
.layers button{font:500 12px var(--sans);padding:10px 12px;border-radius:6px;border:1px solid var(--line2);background:rgba(16,32,44,.9);color:var(--text2);min-height:40px;cursor:pointer}
.layers button[aria-pressed="true"]{border-color:var(--amber);color:var(--amber)}
.conditions{display:flex;flex-wrap:wrap;border-top:1px solid var(--line);background:var(--panel)}
.conditions>div{flex:1 1 220px;padding:14px 20px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:3px}
.conditions>div:last-child{border-right:0}
.big{font-family:var(--serif);font-size:24px;font-weight:300;line-height:1.2;display:block}

/* side panel */
.panel{position:absolute;right:0;top:0;bottom:0;width:min(480px,100%);background:var(--panel);border-left:1px solid var(--line);overflow-y:auto;padding:24px 28px;z-index:5}
.panel .close{position:absolute;right:12px;top:12px;width:44px;height:44px;border:0;background:transparent;color:var(--muted2);font-size:26px;cursor:pointer}
.panel h1,.place h1{font-family:var(--serif);font-size:38px;font-weight:300;line-height:1.05;margin:8px 0}
.tagline{font-family:var(--serif);font-style:italic;font-size:18px;font-weight:300;color:var(--muted2);margin:0 0 14px}
.tale{font-size:15px;line-height:1.65;color:var(--text2)}
.tidebox{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:14px;margin:14px 0}
.tidebox .big{color:var(--tide)}
.tidebox.open{border-color:var(--tide)}
.sources{font-size:11px;color:var(--dim);border-top:1px solid var(--line);padding-top:10px;margin-top:14px;line-height:1.6}
.safety{border-left:3px solid var(--amber);padding:8px 12px;background:var(--card);font-size:13px;margin:12px 0}
.nearby{border-top:1px solid var(--line);padding-top:12px;margin-top:14px}
.nearby a{display:flex;justify-content:space-between;color:var(--text);text-decoration:none;padding:6px 0;font-size:14px}
.nearby a span:last-child{color:var(--muted)}

/* place page */
.place{display:flex;flex-wrap:wrap;min-height:calc(100vh - 69px)}
.place .map{flex:999 1 480px;min-height:420px}
.place article{flex:1 1 420px;max-width:560px;padding:28px 32px;border-left:1px solid var(--line)}
.place .back{font-size:13px;color:var(--muted2);text-decoration:none;display:inline-flex;align-items:center;gap:6px;min-height:44px}
.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:14px 0}
.facts div{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:12px;display:flex;flex-direction:column;gap:3px;font-size:13px}

/* content pages */
.page{max-width:960px;margin:0 auto;padding:40px 24px 64px;display:flex;flex-direction:column;gap:28px}
.page h1{font-family:var(--serif);font-size:46px;font-weight:300;line-height:1.05;margin:0}
.page h2{font-family:var(--serif);font-size:28px;font-weight:300;margin:24px 0 8px}
.page p{max-width:70ch}
.lede{font-family:var(--serif);font-style:italic;font-size:20px;font-weight:300;color:var(--muted2);margin:0}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:18px;display:flex;flex-direction:column;gap:8px;color:var(--text);text-decoration:none}
.card:hover{border-color:var(--line2);color:var(--text)}
.card h3{font-family:var(--serif);font-size:24px;font-weight:300;margin:0;line-height:1.1}
.card .meta{font-size:12px;color:var(--muted)}

/* tour */
.tour{display:flex;flex-wrap:wrap;min-height:calc(100vh - 69px)}
.tour .narr{flex:1 1 400px;max-width:480px;border-right:1px solid var(--line);display:flex;flex-direction:column}
.tour .narr header{padding:28px 32px 18px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.tour .narr h1{font-family:var(--serif);font-size:38px;font-weight:300;line-height:1.05;margin:0}
.stops{list-style:none;margin:0;padding:8px 0 0}
.stops li{display:flex;gap:16px;padding:14px 32px;border-left:3px solid var(--line)}
.stops li.active{border-left-color:var(--amber);background:var(--card)}
.stops .n{font-family:var(--serif);font-size:22px;color:var(--dim);width:28px;flex:none}
.stops li.active .n{color:var(--amber)}
.stops a{color:var(--text);text-decoration:none;font-weight:600;font-size:15px}
.stops .note{font-size:13px;color:var(--muted2)}
.tour .actions{margin-top:auto;padding:18px 32px;border-top:1px solid var(--line);display:flex;gap:10px;flex-wrap:wrap}
.tour .map{flex:999 1 520px;min-height:480px}
.scrub{border-top:1px solid var(--line);background:var(--panel);padding:16px 24px;display:flex;flex-direction:column;gap:8px}

/* history timeline */
.timeline{list-style:none;margin:0;padding:0;border-left:2px solid var(--line);display:flex;flex-direction:column;gap:22px}
.timeline li{padding-left:24px;position:relative}
.timeline li::before{content:"";position:absolute;left:-7px;top:10px;width:12px;height:12px;border-radius:50%;background:var(--ground);border:2px solid var(--amber)}
.timeline .year{font-family:var(--serif);font-size:22px;font-weight:300;color:var(--amber)}
.timeline h3{margin:2px 0 4px;font-size:16px}
.timeline p{margin:0 0 6px;color:var(--text2)}
.timeline .links{display:flex;flex-wrap:wrap;gap:6px}
.timeline .links a{font-size:12px;padding:4px 9px;border:1px solid var(--line2);border-radius:999px;text-decoration:none;color:var(--muted2)}

/* conditions page */
.tidechart{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:16px;overflow-x:auto}
.tidechart table{border-collapse:collapse;width:100%;font-size:14px}
.tidechart th,.tidechart td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}
.tidechart th{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:500}
.windows li{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px solid var(--line)}
.windows li a{color:var(--text);text-decoration:none}
.state{font-size:12px;padding:4px 9px;border-radius:999px;border:1px solid var(--line2)}
.state.open{border-color:var(--tide);color:var(--tide-text);background:var(--tide-bg)}
.state.opens{color:var(--muted2)}

/* app page */
.apphero{display:flex;flex-wrap:wrap;gap:40px;align-items:center}
.apphero>div:first-child{flex:1 1 400px;display:flex;flex-direction:column;gap:16px}
.shots{display:flex;gap:14px;align-items:flex-end;flex-wrap:wrap}
.shot{border-radius:28px;background:var(--land);border:1px solid var(--line2);display:flex;align-items:center;justify-content:center;color:var(--dim);font-size:12px;text-align:center;padding:16px}
.badge{display:inline-flex;align-items:center;gap:10px;background:var(--text);color:var(--ground);padding:12px 18px;border-radius:8px;text-decoration:none;font-weight:600;width:fit-content;min-height:44px}
.badge:hover{color:var(--ground);background:#fff}

.maplibregl-popup-content{background:var(--card);color:var(--text);border:1px solid var(--line2);font-family:var(--sans);border-radius:6px}
.maplibregl-popup-anchor-bottom .maplibregl-popup-tip{border-top-color:var(--line2)}
.maplibregl-ctrl-attrib{font-size:10px}
.maplibregl-ctrl-group{background:var(--card)!important}
.maplibregl-ctrl-group button{filter:invert(.9)}

@media (max-width:720px){
  .shell{height:auto;flex-direction:column}
  .mapwrap{order:1}
  .rail{order:2;overflow:visible}
  .rail .filters{display:none}
  .rail.open .filters{display:contents}
  .filtertoggle{display:inline-flex}
  .map{min-height:58vh}
  .sub{display:none}
  .wordmark{font-size:22px;white-space:nowrap}
  .legend{left:auto;right:12px;top:auto;bottom:52px;font-size:11px;padding:8px 10px;gap:4px}
  .layers{bottom:12px;right:auto;left:12px;justify-content:flex-start}
  .layers button{padding:8px 10px;min-height:36px;font-size:11px}
  .top{flex-wrap:nowrap}
  .top nav{width:auto;position:static}
  .top nav ul{position:absolute;left:0;right:0;top:100%;background:var(--panel);border-bottom:1px solid var(--line);padding:8px 24px;z-index:20}
  .navtoggle{display:inline-flex}
  .top nav ul{display:none;flex-direction:column;gap:0;width:100%}
  .top nav ul.open{display:flex}
  .top nav{width:100%}
  .rail{max-width:none;border-right:0;border-bottom:1px solid var(--line)}
  .map{min-height:62vh}
  .panel{position:fixed;top:auto;height:72vh;border-radius:20px 20px 0 0;border-top:1px solid var(--line2)}
  .place article,.tour .narr{max-width:none;border-left:0;border-right:0}
  .page h1{font-size:36px}
  .facts{grid-template-columns:1fr}
}