/* ============================================================
   NEXT BUS — night-depot departure board
   Palette: near-black slab, LED amber, signal red/green, ice cyan
   ============================================================ */

:root{
  --bg:#0B0C0E;
  --slab:#141619;
  --slab-2:#1B1E23;
  --slab-3:#23272E;
  --line:#2B3038;
  --line-soft:#20242A;

  --ink:#F4F6F9;
  --ink-2:#A8B1BD;
  --ink-3:#6C7583;

  --led:#FFB224;          /* brand / promoted / LED amber */
  --led-dim:#8A5F14;
  --ice:#4FD1E0;          /* nearest-to-you marker */
  --hot:#FF5A52;          /* arriving / urgent */
  --go:#3ED598;           /* seats available */

  /* Crowding scale, shared by the bus glyph and any pinned accent */
  --ld0:var(--ink-3);     /* unknown            */
  --ld1:var(--go);        /* SEA seats          */
  --ld2:var(--led);       /* SDA standing       */
  --ld3:var(--hot);       /* LSD limited standing */

  --r-lg:16px;
  --r-md:12px;
  --r-sm:8px;

  --pad:14px;
  --dock-h:66px;
  --safe-b:env(safe-area-inset-bottom,0px);
  --safe-t:env(safe-area-inset-top,0px);

  --display:"Big Shoulders Display","Oswald","Haettenschweiler","Arial Narrow",sans-serif;
  --body:"Archivo","Helvetica Neue",Helvetica,sans-serif;

  --ease:cubic-bezier(.2,.8,.25,1);
}

*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--body);
  font-size:15px;
  line-height:1.35;
  -webkit-font-smoothing:antialiased;
  -webkit-tap-highlight-color:transparent;
  overscroll-behavior-y:none;
}
button{font:inherit;color:inherit;background:none;border:0;margin:0;padding:0;cursor:pointer}
[hidden]{display:none !important}
input{font:inherit;color:inherit}
svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

/* Film grain + faint scanlines: depot atmosphere, costs one element */
.grain{
  position:fixed;inset:0;pointer-events:none;z-index:9;
  opacity:.5;mix-blend-mode:overlay;
  background-image:
    repeating-linear-gradient(0deg,rgba(255,255,255,.022) 0 1px,transparent 1px 3px),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E");
}

/* ---------------- Top bar ---------------- */
.topbar{
  position:sticky;top:0;z-index:6;
  padding:calc(var(--safe-t) + 10px) var(--pad) 10px;
  background:linear-gradient(180deg,var(--bg) 62%,rgba(11,12,14,0));
}
.tb-row{display:flex;align-items:flex-end;gap:12px}
.tb-title{
  font-family:var(--display);font-weight:800;
  font-size:34px;line-height:.88;letter-spacing:.02em;
  text-transform:uppercase;margin:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;
}
.tb-sub{
  font-size:12px;color:var(--ink-3);letter-spacing:.09em;text-transform:uppercase;
  font-weight:600;margin-top:5px;
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
}
.tb-sub .dot{width:3px;height:3px;border-radius:50%;background:var(--ink-3);flex:none}
.tb-clock{font-variant-numeric:tabular-nums;color:var(--ink-2)}
.slot-tag{color:var(--led)}

.iconbtn{
  width:42px;height:42px;flex:none;border-radius:var(--r-md);
  display:grid;place-items:center;color:var(--ink-2);
  background:var(--slab);border:1px solid var(--line-soft);
  transition:transform .15s var(--ease),color .15s;
}
.iconbtn:active{transform:scale(.92);color:var(--ink)}

/* ---------------- View + dock ---------------- */
.view{
  padding:2px var(--pad) calc(var(--dock-h) + var(--safe-b) + 22px);
  min-height:calc(100dvh - 60px);
}

.dock{
  position:fixed;left:0;right:0;bottom:0;z-index:8;
  height:calc(var(--dock-h) + var(--safe-b));
  padding-bottom:var(--safe-b);
  display:grid;grid-template-columns:1fr 1fr 1fr;
  background:rgba(13,15,18,.94);
  backdrop-filter:blur(18px) saturate(1.3);
  -webkit-backdrop-filter:blur(18px) saturate(1.3);
  border-top:1px solid var(--line-soft);
}
.dock-btn{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  color:var(--ink-3);transition:color .15s;
}
.dock-btn span{font-size:10px;letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.dock-btn[aria-current="true"]{color:var(--led)}
.dock-btn:active{color:var(--ink)}
.dock-btn:disabled{opacity:.3}
@keyframes spin{to{transform:rotate(360deg)}}

/* Refresh button: a ring that empties over the cycle, with the seconds
   spelled out underneath so you can tell live data from frozen data. */
.ref-stack{position:relative;width:24px;height:24px;display:grid;place-items:center}
.ref-ring{position:absolute;inset:-3px;width:30px;height:30px;transform:rotate(-90deg)}
.ref-ring circle{fill:none;stroke-width:2.4;cx:18;cy:18}
.ref-ring .ring-bg{stroke:var(--line)}
.ref-ring .ring-fg{
  stroke:var(--led);
  stroke-dasharray:97.4;      /* 2*pi*15.5 */
  stroke-dashoffset:0;
  stroke-linecap:round;
  transition:stroke-dashoffset 1s linear;
}
.ref-arrow{width:17px;height:17px}
.dock-refresh.spin .ref-arrow{animation:spin .7s linear infinite}
/* While fetching, the ring stops being a countdown and becomes an
   indeterminate arc — otherwise it looks like it is still counting down. */
.dock-refresh.spin .ring-fg{
  stroke:var(--ice);
  stroke-dasharray:22 97.4;
  stroke-dashoffset:0 !important;
  transition:none;
  transform-origin:50% 50%;
  animation:spin .8s linear infinite;
}
.dock-refresh[data-idle="true"] .ring-fg{stroke:transparent}
#refreshLabel{font-variant-numeric:tabular-nums}

/* ---------------- Section headings ---------------- */
.sec{
  display:flex;align-items:center;gap:10px;
  margin:22px 2px 9px;
  font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-3);font-weight:700;
}
.sec::after{content:"";flex:1;height:1px;background:var(--line-soft)}
.sec .count{color:var(--ink-3);opacity:.7;letter-spacing:.05em}

/* ---------------- Stop tile (home) ---------------- */
.tile{
  position:relative;display:block;width:100%;text-align:left;
  background:var(--slab);
  border:1px solid var(--line-soft);
  border-radius:var(--r-lg);
  padding:13px 14px 13px 18px;
  margin-bottom:10px;overflow:hidden;
  transition:transform .13s var(--ease),background .13s;
  animation:rise .34s var(--ease) both;
}
.tile:active{transform:scale(.985);background:var(--slab-2)}
/* left signal stripe — the board rail */
.tile::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--line);
}
.tile.is-near::before{background:var(--ice);box-shadow:0 0 14px -1px var(--ice)}
@keyframes rise{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:none}}

.tile-head{display:flex;align-items:baseline;gap:8px}
.tile-name{
  font-family:var(--display);font-weight:700;font-size:25px;line-height:1;
  text-transform:uppercase;letter-spacing:.015em;
  flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.near-flag{
  flex:none;font-size:9px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ice);border:1px solid rgba(79,209,224,.35);border-radius:99px;
  padding:3px 7px;background:rgba(79,209,224,.08);
}
.tile-meta{
  font-size:12px;color:var(--ink-3);margin-top:3px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  font-variant-numeric:tabular-nums;
}

/* mini arrival chips inside a tile */
.chips{display:flex;gap:7px;margin-top:11px}
.chip{
  flex:1 1 0;min-width:0;
  background:var(--slab-2);border:1px solid var(--line-soft);
  border-radius:var(--r-sm);padding:6px 4px 5px;text-align:center;
}
.chip.pro{border-color:rgba(255,178,36,.34);background:rgba(255,178,36,.07)}
.chip.pro.ld1{border-color:rgba(62,213,152,.38);background:rgba(62,213,152,.08)}
.chip.pro.ld2{border-color:rgba(255,178,36,.38);background:rgba(255,178,36,.08)}
.chip.pro.ld3{border-color:rgba(255,90,82,.38);background:rgba(255,90,82,.09)}
.chip-svc{
  font-family:var(--display);font-weight:700;font-size:17px;line-height:1;
  letter-spacing:.02em;color:var(--ink-2);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.chip.pro .chip-svc{color:var(--led)}
/* Inside a pinned chip the frame already owns the colour channel, so the
   countdown drops its amber "soon" tint and keeps only the red alarm —
   otherwise amber-on-amber and amber-on-green read as noise. */
.chip.pro .chip-min.t-soon{color:var(--ink)}

.chip.pro.ld1 .chip-svc{color:var(--ld1)}
.chip.pro.ld2 .chip-svc{color:var(--ld2)}
.chip.pro.ld3 .chip-svc{color:var(--ld3)}
.chip-min{
  font-size:15px;font-weight:700;line-height:1;margin-top:4px;
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.chip-min .u{font-size:10px;font-weight:600;color:var(--ink-3);margin-left:1px}
.chips.skel .chip{height:44px;background:var(--slab-2);
  animation:pulse 1.2s var(--ease) infinite}
.chips.skel .chip:nth-child(2){animation-delay:.12s}
.chips.skel .chip:nth-child(3){animation-delay:.24s}
@keyframes pulse{0%,100%{opacity:.45}50%{opacity:.85}}
.chips-empty{margin-top:10px;font-size:12px;color:var(--ink-3);letter-spacing:.03em}

/* urgency scale — the core glanceable signal */
.t-now{color:var(--hot)}
.t-soon{color:var(--led)}
.t-ok{color:var(--ink)}
.t-none{color:var(--ink-3)}

/* ---------------- Arrivals rows ---------------- */
.svc{
  position:relative;display:flex;align-items:center;gap:12px;
  background:var(--slab);border:1px solid var(--line-soft);
  border-radius:var(--r-lg);padding:11px 6px 11px 16px;margin-bottom:9px;
  overflow:hidden;animation:rise .3s var(--ease) both;
}
.svc::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--line)}
.svc.pro{--accent:var(--led)}
.svc.pro.ld1{--accent:var(--ld1)}
.svc.pro.ld2{--accent:var(--ld2)}
.svc.pro.ld3{--accent:var(--ld3)}
.svc.pro::before{background:var(--accent);box-shadow:0 0 14px -1px var(--accent)}
.svc-no{
  font-family:var(--display);font-weight:800;font-size:31px;line-height:.9;
  letter-spacing:.01em;min-width:62px;flex:none;
}
.svc.pro .svc-no{color:var(--accent)}
.svc-mid{flex:1;min-width:0}
.svc-eta{display:flex;align-items:baseline;gap:7px}
.eta-big{
  font-size:29px;font-weight:700;line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.eta-big.arr{
  font-family:var(--display);font-size:26px;letter-spacing:.05em;
  animation:blink 1.15s steps(1,end) infinite;
}
@keyframes blink{0%,62%{opacity:1}63%,100%{opacity:.34}}
.eta-unit{font-size:12px;font-weight:600;color:var(--ink-3)}
.svc-then{
  font-size:12px;color:var(--ink-3);margin-top:4px;
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.svc-then .sep{opacity:.4;margin:0 5px}

/* One glyph: shape says which bus, colour says how full. */
.bus{display:inline-flex;margin-left:8px;align-self:flex-end;margin-bottom:2px;color:var(--ld0)}
.bus.ld1{color:var(--ld1)}
.bus.ld2{color:var(--ld2)}
.bus.ld3{color:var(--ld3)}
.bus svg{width:20px;height:20px}
.bus .body{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linejoin:round;stroke-linecap:round}
.bus .win,.bus .wheel{fill:currentColor;stroke:none}

.promote{
  width:46px;height:46px;flex:none;border-radius:var(--r-md);
  display:grid;place-items:center;color:var(--ink-3);
  transition:transform .15s var(--ease),color .15s;
}
.promote:active{transform:scale(.88)}
.promote[aria-pressed="true"]{color:var(--accent,var(--led))}

/* ---------------- Search / settings ---------------- */
.searchwrap{position:relative;margin:4px 0 2px}
.search{
  width:100%;height:50px;border-radius:var(--r-md);
  background:var(--slab);border:1px solid var(--line);
  padding:0 40px 0 42px;color:var(--ink);font-size:16px;
  outline:none;transition:border-color .15s;
}
.search:focus{border-color:var(--led-dim)}
.search::placeholder{color:var(--ink-3)}
.search-ico{position:absolute;left:13px;top:14px;color:var(--ink-3);pointer-events:none}
.search-clear{position:absolute;right:6px;top:5px;width:40px;height:40px;display:grid;place-items:center;color:var(--ink-3)}

.row{
  display:flex;align-items:center;gap:11px;width:100%;text-align:left;
  background:var(--slab);border:1px solid var(--line-soft);
  border-radius:var(--r-md);padding:10px 8px 10px 14px;margin-bottom:8px;
}
.row-tap{flex:1;min-width:0;text-align:left;padding:2px 0}
.row-name{
  font-family:var(--display);font-weight:700;font-size:20px;line-height:1.05;
  text-transform:uppercase;letter-spacing:.015em;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.row-meta{
  font-size:12px;color:var(--ink-3);margin-top:2px;font-variant-numeric:tabular-nums;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.row-meta mark{background:none;color:var(--led);font-weight:700}
.row-name mark{background:none;color:var(--led)}
.star{
  width:46px;height:46px;flex:none;border-radius:var(--r-md);
  display:grid;place-items:center;color:var(--ink-3);transition:transform .15s var(--ease),color .15s;
}
.star:active{transform:scale(.88)}
.star[aria-pressed="true"]{color:var(--led)}
.star[aria-pressed="true"] svg{fill:rgba(255,178,36,.16)}

/* slot chips */
.slots{display:flex;gap:6px;margin-top:9px}
.slotchip{
  flex:1;padding:8px 4px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--slab-2);
  font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink-3);transition:.15s var(--ease);
}
.slotchip[aria-pressed="true"]{
  background:rgba(255,178,36,.12);border-color:rgba(255,178,36,.45);color:var(--led);
}
.slotchip:active{transform:scale(.95)}

/* reorder handle + drag state */
.handle{
  width:44px;height:48px;flex:none;display:grid;place-items:center;
  color:var(--ink-2);touch-action:none;cursor:grab;
  opacity:.8;transition:color .15s,opacity .15s;
}
.handle:active{color:var(--led);opacity:1}
.handle svg{width:22px;height:22px;stroke-width:4.4}
.fav-item{transition:transform .18s var(--ease)}
.fav-item.dragging{
  position:relative;z-index:4;transition:none;
  transform:scale(1.025);
  box-shadow:0 12px 30px -8px rgba(0,0,0,.75);
  border-radius:var(--r-md);
}
.fav-item.dragging .row{border-color:var(--led-dim);background:var(--slab-2)}

/* promoted-bus chips in settings */
.buschips{display:flex;flex-wrap:wrap;gap:7px}
.buschip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 9px 8px 12px;border-radius:99px;
  background:rgba(255,178,36,.1);border:1px solid rgba(255,178,36,.35);
  color:var(--led);font-family:var(--display);font-weight:700;font-size:17px;letter-spacing:.03em;
}
.buschip svg{width:15px;height:15px;stroke-width:2.2;opacity:.75}
.buschip:active{transform:scale(.94)}

/* ---------------- Misc ---------------- */
.empty{
  text-align:center;padding:52px 22px;border:1px dashed var(--line);
  border-radius:var(--r-lg);margin-top:16px;background:rgba(20,22,25,.5);
}
.empty h2{
  font-family:var(--display);font-weight:800;font-size:27px;margin:0 0 8px;
  text-transform:uppercase;letter-spacing:.02em;
}
.empty p{margin:0 auto;max-width:30ch;color:var(--ink-2);font-size:14px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  margin-top:20px;padding:14px 22px;border-radius:var(--r-md);
  background:var(--led);color:#14100A;font-weight:700;font-size:14px;
  letter-spacing:.05em;text-transform:uppercase;
}
.btn:active{transform:scale(.96)}
.btn.ghost{background:var(--slab-2);border:1px solid var(--line);color:var(--ink-2)}

.note{font-size:12px;color:var(--ink-3);line-height:1.5;margin:10px 2px 0}
.stale{
  display:flex;align-items:center;gap:8px;margin-bottom:10px;
  padding:9px 12px;border-radius:var(--r-md);
  background:rgba(255,90,82,.09);border:1px solid rgba(255,90,82,.3);
  color:#FFB3AE;font-size:12.5px;
}
.stale svg{width:16px;height:16px;flex:none}

.toast{
  position:fixed;left:50%;bottom:calc(var(--dock-h) + var(--safe-b) + 16px);
  transform:translate(-50%,14px);z-index:20;
  background:var(--slab-3);border:1px solid var(--line);
  color:var(--ink);padding:11px 17px;border-radius:99px;
  font-size:13px;font-weight:500;white-space:nowrap;max-width:88vw;
  overflow:hidden;text-overflow:ellipsis;
  opacity:0;pointer-events:none;transition:opacity .2s,transform .2s var(--ease);
  box-shadow:0 10px 30px -8px rgba(0,0,0,.7);
}
.toast.on{opacity:1;transform:translate(-50%,0)}

.spinner{
  width:19px;height:19px;border-radius:50%;
  border:2px solid var(--line);border-top-color:var(--led);
  animation:spin .7s linear infinite;margin:34px auto;
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}

/* ---------------- collapsible slot sections ---------------- */
.slotsec{margin:0}
.slotsec>summary{list-style:none;cursor:pointer;user-select:none;-webkit-user-select:none}
.slotsec>summary::-webkit-details-marker{display:none}
.sec.sum::after{display:none}
.sec .rule{flex:1;height:1px;background:var(--line-soft)}
.sec .chev{width:16px;height:16px;stroke-width:2.4;flex:none;color:var(--ink-3);
  transition:transform .22s var(--ease)}
.slotsec[open]>summary .chev{transform:rotate(180deg)}
.sec .now-pip{
  color:var(--led);border:1px solid rgba(255,178,36,.4);background:rgba(255,178,36,.1);
  border-radius:99px;padding:2px 7px;font-size:9px;letter-spacing:.12em;
}