/* ---------- Tokens ---------- */
:root {
  --bg: #f5f3ee;
  --bg-elev: #fbfaf7;
  --ink: #1a1c19;
  --ink-2: #474a44;
  --ink-3: #74776f;
  --line: #dcd9cf;
  --chip: #ebe8df;
  --accent: #b9501b;       /* trail-blaze orange */
  --accent-soft: #f3e1d4;
  --live: #2f7a52;
  --topo: 64, 96, 78;      /* rgb for contour lines */
  --ridge-a: #d9d5c9;
  --ridge-b: #c7c2b3;
  --t-low: #8f9f7e; --t-mid: #c9bd9c; --t-rock: #9d9384; --t-snow: #fbfaf5; --t-line: #2f4237; --t-side: #c4b8a1; --t-side2: #b3a68d;
  --land: #c3bda9;
  --shadow: 0 1px 0 rgba(0,0,0,.03), 0 8px 24px -12px rgba(30,28,20,.18);

  --serif: "Instrument Serif", ui-serif, Georgia, serif;
  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1210;
    --bg-elev: #161a17;
    --ink: #e8e6df;
    --ink-2: #b6b5ad;
    --ink-3: #85877f;
    --line: #272c28;
    --chip: #1d221e;
    --accent: #ee7b40;
    --accent-soft: #2c1d14;
    --live: #5cc28a;
    --topo: 140, 180, 155;
    --ridge-a: #1f2621;
    --ridge-b: #29322c;
    --t-low: #3d4c42; --t-mid: #5e5d4e; --t-rock: #7a7262; --t-snow: #e6e9e2; --t-line: #0b0f0d; --t-side: #2f2d27; --t-side2: #23221d;
    --land: #34413a;
    --shadow: 0 1px 0 rgba(255,255,255,.02), 0 10px 30px -14px rgba(0,0,0,.6);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1210;
  --bg-elev: #161a17;
  --ink: #e8e6df;
  --ink-2: #b6b5ad;
  --ink-3: #85877f;
  --line: #272c28;
  --chip: #1d221e;
  --accent: #ee7b40;
  --accent-soft: #2c1d14;
  --live: #5cc28a;
  --topo: 140, 180, 155;
  --ridge-a: #1f2621;
  --ridge-b: #29322c;
  --t-low: #3d4c42; --t-mid: #5e5d4e; --t-rock: #7a7262; --t-snow: #e6e9e2; --t-line: #0b0f0d; --t-side: #2f2d27; --t-side2: #23221d;
  --land: #34413a;
  --shadow: 0 1px 0 rgba(255,255,255,.02), 0 10px 30px -14px rgba(0,0,0,.6);
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration-color: color-mix(in srgb, var(--accent) 55%, transparent); text-underline-offset: 3px; text-decoration-thickness: 1.5px; }
a:hover { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.mono { font-family: var(--mono); }
.muted { color: var(--ink-3); font-size: .9em; }
kbd {
  font: 500 12px/1 var(--mono);
  padding: 3px 6px;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 5px;
  background: var(--bg-elev);
  color: var(--ink-2);
}
.skip { position: absolute; left: -999px; top: 8px; }
.skip:focus { left: 12px; z-index: 50; background: var(--bg-elev); padding: 6px 10px; border-radius: 6px; }

.wrap { width: 100%; max-width: 760px; margin: 0 auto; padding: 0 20px; }

/* Reveal on scroll (only hidden when JS is running and motion is OK) */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
  .js .reveal.in { opacity: 1; transform: none; }
}

/* ---------- Header + scroll altimeter ---------- */
.top {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 20px;
  padding: 12px max(20px, calc((100vw - 1080px) / 2));
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
}
.alti { position: absolute; left: 0; right: 0; bottom: -7px; width: 100%; height: 14px; pointer-events: none; }
.mark { display: grid; place-items: center; width: 34px; height: 34px; color: var(--accent); }
.mark svg { width: 28px; height: 28px; transition: transform .3s; }
.mark:hover svg { transform: translateY(-2px) scale(1.06); }
.nav { display: flex; gap: 22px; font-size: 15px; }
.nav a { text-decoration: none; color: var(--ink-2); position: relative; }
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px; background: var(--accent);
  transform: scaleX(0); transform-origin: left; transition: transform .25s ease;
}
.nav a:hover, .nav a[aria-current="true"] { color: var(--ink); }
.nav a:hover::after, .nav a[aria-current="true"]::after { transform: scaleX(1); }
.top-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.kbd-btn, .icon-btn {
  display: inline-flex; align-items: center; gap: 8px;
  height: 34px; padding: 0 10px;
  border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg-elev); color: var(--ink-2);
  font: 500 14px var(--sans); cursor: pointer;
}
.kbd-btn:hover, .icon-btn:hover { color: var(--ink); border-color: var(--ink-3); }
.kbd-btn kbd { padding: 2px 5px; }
.icon-btn { width: 34px; padding: 0; justify-content: center; }
.icon-btn svg { width: 18px; height: 18px; transition: transform .4s; }
.icon-btn:hover svg { transform: rotate(25deg); }
.moon { display: none; }
:root[data-theme="dark"] .sun { display: none; }
:root[data-theme="dark"] .moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .sun { display: none; }
  :root:not([data-theme="light"]) .moon { display: block; }
}

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 80px 0 96px; }
/* The whole page is a map: crosshair everywhere except things you click or read in a card. */
body { cursor: crosshair; }
a, button, .card, .palette, .top, .range, .peak3d { cursor: auto; }
a, button { cursor: pointer; }
/* The topo map sits behind the whole page; everything else layers above it. */
#topo, #snow { position: fixed; inset: 0; width: 100vw; height: 100vh; pointer-events: none; z-index: 0; }
main, .foot { position: relative; z-index: 1; }
.readout {
  position: fixed; top: 0; left: 0; z-index: 15; pointer-events: none;
  font-size: 11.5px; color: var(--ink-2);
  padding: 3px 7px; border-radius: 6px;
  background: color-mix(in srgb, var(--bg-elev) 85%, transparent);
  border: 1px solid var(--line);
  opacity: 0; transition: opacity .2s;
  white-space: nowrap;
}
.readout.on { opacity: 1; }
.hero-grid {
  position: relative; z-index: 1;
  max-width: 1080px; margin: 0 auto; padding: 0 20px;
  display: grid; grid-template-columns: minmax(0, 1fr); gap: 0;
}
.hero-text { pointer-events: none; }
.hero-text a, .hero-text button, .hero-text .cta { pointer-events: auto; }
.coords { font-size: 13px; color: var(--ink-3); letter-spacing: .01em; margin: 0 0 18px; }
h1 {
  font: 400 clamp(60px, 9vw, 108px)/.92 var(--serif);
  letter-spacing: -.02em;
  margin: 0 0 22px;
}
h1 .word { display: inline-block; }
@media (prefers-reduced-motion: no-preference) {
  .js h1 .word { animation: rise .9s cubic-bezier(.2,.7,.2,1) both; }
  .js h1 .word + .word { animation-delay: .12s; }
  @keyframes rise { from { opacity: 0; transform: translateY(.35em); filter: blur(6px); } to { opacity: 1; transform: none; filter: none; } }
}
.lede { font-size: clamp(19px, 2.2vw, 21px); line-height: 1.5; color: var(--ink-2); max-width: 32ch; margin: 0 0 18px; text-wrap: pretty; }
.live { display: inline-flex; align-items: center; gap: 9px; font-size: 13px; color: var(--ink-2); margin: 0 0 26px;
  padding: 5px 11px 5px 9px; border-radius: 999px; border: 1px solid var(--line); background: color-mix(in srgb, var(--bg-elev) 80%, transparent); }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--live); position: relative; flex: none; }
@media (prefers-reduced-motion: no-preference) {
  .pulse::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 2px solid var(--live); animation: ping 2s ease-out infinite; }
  @keyframes ping { from { transform: scale(.5); opacity: .8; } to { transform: scale(1.6); opacity: 0; } }
}
.cta { display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  display: inline-flex; align-items: center; height: 42px; padding: 0 18px;
  border-radius: 10px; border: 1px solid var(--line); background: var(--bg-elev);
  text-decoration: none; font-weight: 500; font-size: 15px; color: var(--ink);
  transition: transform .15s, background .2s, border-color .2s;
}
.btn:hover { border-color: var(--ink-3); color: var(--ink); transform: translateY(-1px); }
.btn.primary { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.btn.primary:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.hint { font-size: 12px; color: var(--ink-3); margin: 22px 0 0; transition: opacity .4s; }
.hint.gone { opacity: 0; }

/* ---------- Sections ---------- */
.section { padding: 64px 20px 8px; }
h2 {
  font: 400 40px/1.1 var(--serif);
  letter-spacing: -.01em;
  margin: 0 0 22px;
  display: flex; align-items: baseline; gap: 14px;
}
.idx { font-size: 13px; color: var(--accent); letter-spacing: .04em; transform: translateY(-4px); }
.section-lede { color: var(--ink-2); margin: -8px 0 22px; }
.prose p { margin: 0 0 14px; color: var(--ink-2); text-wrap: pretty; }
.prose p:first-child { color: var(--ink); }
.sub { font: 600 15px var(--sans); margin: 40px 0 14px; display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.sub .muted { font-weight: 400; }

/* ---------- Project cards ---------- */
.card {
  position: relative; isolation: isolate;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px 24px 18px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
  transition: border-color .25s, transform .25s;
}
.card::before { /* spotlight that follows the cursor */
  content: ""; position: absolute; inset: 0; border-radius: inherit; z-index: -1; pointer-events: none;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, -200px), color-mix(in srgb, var(--accent) 9%, transparent), transparent 60%);
  opacity: 0; transition: opacity .3s;
}
.card:hover::before { opacity: 1; }
.card:hover { border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }
.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; }
.card h3 { font: 600 20px/1.3 var(--sans); margin: 0; letter-spacing: -.01em; }
.when { font-size: 12.5px; color: var(--ink-3); white-space: nowrap; margin: 0; }
.card-body > p { margin: 8px 0 12px; color: var(--ink-2); text-wrap: pretty; }
.links { margin: 0; display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: baseline; font-size: 15px; font-weight: 500; }

/* Compact project cards: a small live visual beside a short description */
.card.row { display: grid; grid-template-columns: 210px 1fr; gap: 22px; align-items: center; padding: 16px 22px 16px 16px; }
.card-visual {
  position: relative; height: 128px; border-radius: 12px; overflow: hidden;
  background: var(--chip);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
}

/* Foco: friends showing up at the table, plus whether Foco is open right now */
.tray { display: flex; }
.tray i {
  width: 30px; height: 30px; border-radius: 50%; margin-left: -8px; border: 2px solid var(--chip);
  background: color-mix(in srgb, var(--accent) 45%, var(--ridge-b));
}
.tray i:nth-child(2) { background: color-mix(in srgb, var(--live) 55%, var(--ridge-b)); }
.tray i:nth-child(3) { background: color-mix(in srgb, var(--ink-3) 60%, var(--ridge-a)); }
.tray i:nth-child(4) { background: color-mix(in srgb, var(--accent) 25%, var(--ridge-a)); }
@media (prefers-reduced-motion: no-preference) {
  .tray i { animation: arrive 6s ease-in-out infinite; animation-delay: var(--d); }
  @keyframes arrive { 0%, 8% { transform: translateY(10px) scale(.6); opacity: 0; } 18%, 82% { transform: none; opacity: 1; } 92%, 100% { transform: translateY(-6px) scale(.8); opacity: 0; } }
}
.foco-now {
  display: inline-flex; align-items: center; gap: 8px; font-size: 11.5px; color: var(--ink-2);
  padding: 4px 10px; border-radius: 999px; background: var(--bg-elev); border: 1px solid var(--line);
}
.foco-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-3); flex: none; }
.foco-now.open .foco-dot { background: var(--live); box-shadow: 0 0 0 3px color-mix(in srgb, var(--live) 22%, transparent); }

/* Voice agent: incoming-call waveform */
.call-vis { padding: 0 16px; }
.call-label { font-size: 11.5px; color: var(--ink-2); display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; }
.call-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
@media (prefers-reduced-motion: no-preference) {
  .call-dot { animation: ring 1.2s ease-in-out infinite; }
  @keyframes ring { 50% { opacity: .25; } }
}
.wave { width: 100%; display: flex; align-items: center; gap: 2px; height: 40px; }
.wave i { flex: 1; min-width: 2px; border-radius: 2px; background: color-mix(in srgb, var(--accent) 70%, var(--ink-3)); height: 20%; transition: height .12s ease; }

/* Tankers: ships heading into port */
.sea-vis canvas { position: absolute; inset: 0; width: 100%; height: 100%; }

/* ---------- Timeline ---------- */
.timeline { list-style: none; padding: 0; margin: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 5px; top: 10px; bottom: 10px; width: 1.5px; background: var(--line); }
.timeline::after { /* progress line that fills as you scroll */
  content: ""; position: absolute; left: 5px; top: 10px; width: 1.5px; height: calc((100% - 20px) * var(--p, 0));
  background: var(--accent);
}
.timeline li { position: relative; padding: 0 0 26px 30px; }
.timeline li::before {
  content: ""; position: absolute; left: 0; top: 7px; width: 12px; height: 12px; border-radius: 50%; z-index: 1;
  background: var(--bg); border: 2px solid var(--ink-3); transition: background .3s, border-color .3s;
}
.timeline li.lit::before { border-color: var(--accent); background: var(--accent); }
.timeline h3 { font: 600 17px/1.35 var(--sans); margin: 2px 0 4px; }
.role { font-weight: 400; color: var(--ink-3); }
.role::before { content: "· "; }
.timeline p:not(.when) { margin: 0; color: var(--ink-2); font-size: 15.5px; text-wrap: pretty; }

/* Papers */
.papers { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; }
.papers li { padding-left: 16px; border-left: 2px solid var(--line); transition: border-color .2s; }
.papers li:hover { border-left-color: var(--accent); }
.papers p { margin: 0; }
.venue { font-size: 12.5px; color: var(--accent); margin-bottom: 2px !important; }
.papers .title { font-weight: 500; line-height: 1.4; }
.authors { color: var(--ink-3); font-size: 14.5px; }
.authors b { color: var(--ink); font-weight: 600; }
.papers .links { margin-top: 4px; font-size: 14px; }

/* ---------- Contact & footer ---------- */
.contact { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; font-size: 16.5px; }
.contact li { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.label { font-size: 13px; color: var(--ink-3); width: 70px; flex: none; }
.copy {
  font-size: 12px; padding: 3px 8px; border-radius: 6px; cursor: pointer;
  border: 1px solid var(--line); background: var(--bg-elev); color: var(--ink-3);
}
.copy:hover { color: var(--ink); border-color: var(--ink-3); }
.foot { padding: 56px 20px 48px; color: var(--ink-3); font-size: 13px; }
.foot p { margin: 0 0 6px; }

/* ---------- Command palette ---------- */
.palette { position: fixed; inset: 0; z-index: 60; display: grid; place-items: start center; padding: 14vh 16px 0; }
.palette[hidden] { display: none; }
.palette-backdrop { position: absolute; inset: 0; background: rgba(10,12,10,.38); backdrop-filter: blur(2px); }
.palette-box {
  position: relative; width: min(560px, 100%);
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 24px 60px -20px rgba(0,0,0,.45);
  overflow: hidden;
}
#palette-input {
  width: 100%; border: 0; border-bottom: 1px solid var(--line); outline: none;
  padding: 16px 18px; font: 400 17px var(--sans); background: transparent; color: var(--ink);
}
#palette-list { list-style: none; margin: 0; padding: 6px; max-height: 50vh; overflow-y: auto; }
#palette-list li {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 8px; cursor: pointer; font-size: 15.5px;
}
#palette-list li .kind { font: 400 12px var(--mono); color: var(--ink-3); }
#palette-list li[aria-selected="true"] { background: var(--chip); }
#palette-list li[aria-selected="true"] .kind { color: var(--accent); }
.palette-hint { margin: 0; padding: 10px 16px; border-top: 1px solid var(--line); font-size: 12px; color: var(--ink-3); display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px);
  background: var(--ink); color: var(--bg); padding: 8px 14px; border-radius: 8px; font-size: 13px;
  opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; z-index: 70;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Medium screens ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; max-width: 760px; }
  .hint { display: none; }
}

/* ---------- Small screens ---------- */
@media (max-width: 720px) {
  body { font-size: 16px; }
  .wrap, .section { padding-left: 16px; padding-right: 16px; }
  .top { padding: 10px 16px; gap: 12px; }
  .nav { display: none; }
  .kbd-btn kbd { display: none; }
  .hero { padding: 40px 0 44px; cursor: auto; }
  .hero-grid { padding: 0 16px; }
  .section { padding-top: 48px; }
  h2 { font-size: 34px; }
  .card { padding: 18px 16px 16px; border-radius: 14px; }
  .card.row { grid-template-columns: 1fr; gap: 14px; padding: 12px 12px 16px; }
  .card.row .card-body { padding: 0 4px; }
  .card-visual { height: 112px; }
  .card-head { flex-direction: column; gap: 2px; }
}

/* ---------- Iteration 2 additions ---------- */
/* Name letters lift on hover */
h1 .ch { display: inline-block; transition: transform .35s cubic-bezier(.2,.9,.3,1.4), color .3s; }
h1 .ch:hover { transform: translateY(-.12em) rotate(-3deg); color: var(--accent); }
h1 .word { white-space: nowrap; }

/* ---------- Current challenge: California 14ers ---------- */
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.challenge-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; }
.challenge-head .section-lede { margin: -8px 0 18px; }
.tally { margin: 0 0 14px; font: 500 46px/1 var(--mono); color: var(--accent); letter-spacing: -.03em; white-space: nowrap; }
.tally > span { font-size: 20px; color: var(--ink-3); margin-left: 4px; letter-spacing: 0; }
.range {
  position: relative; margin: 0; padding: 14px 16px 12px;
  border: 1px solid var(--line); border-radius: 16px;
  background: color-mix(in srgb, var(--bg-elev) 90%, transparent); box-shadow: var(--shadow);
}
#range-svg { display: block; width: 100%; overflow: visible; }
#range-svg .grid { stroke: var(--line); stroke-dasharray: 2 5; }
#range-svg .grid-14k { stroke: var(--accent); stroke-dasharray: 5 5; opacity: .55; }
#range-svg .grid-label { font: 400 10px var(--mono); fill: var(--ink-3); }
#range-svg .grid-label.k14 { fill: var(--accent); }
#range-svg .base { stroke: var(--ink-3); stroke-width: 1; opacity: .5; }
#range-svg .pk { cursor: pointer; outline: none; }
#range-svg .pk-in { transition: transform .3s cubic-bezier(.2,.9,.3,1.3); }
#range-svg .done.hot .pk-face, #range-svg .done:focus-visible .pk-face { filter: brightness(1.12); }
#range-svg .todo .pk-face { fill: var(--ridge-a); stroke: var(--bg-elev); stroke-width: 1.5; stroke-linejoin: round; transition: fill .2s; }
#range-svg .todo.hot .pk-face, #range-svg .todo:focus-visible .pk-face { fill: var(--ridge-b); }
#range-svg .done .pk-face { stroke: var(--bg-elev); stroke-width: 1.5; stroke-linejoin: round; }
#range-svg .done .pk-face { fill: var(--accent); }
#range-svg .done .pk-shadow { fill: #000; opacity: .18; }
#range-svg .pk-pole { stroke: var(--ink); stroke-width: 1.4; }
#range-svg .pk-flag { fill: var(--ink); }
#range-svg .pk-label { font: 400 10.5px var(--mono); fill: var(--ink-3); }
#range-svg .done .pk-label { fill: var(--ink); font-weight: 500; }
#range-svg .pk-tick { stroke: var(--ink-3); opacity: .5; }
@media (prefers-reduced-motion: no-preference) {
  .js #range-svg .pk-body { transform: scaleY(0); transform-box: fill-box; transform-origin: 50% 100%;
    transition: transform .9s cubic-bezier(.2,.8,.2,1) calc(var(--i) * 70ms); }
  .js .range.in #range-svg .pk-body { transform: none; }
  .js #range-svg .pk-flagset { opacity: 0; transform: translateY(-10px);
    transition: opacity .35s ease calc(var(--i) * 70ms + .9s), transform .5s cubic-bezier(.2,.9,.3,1.5) calc(var(--i) * 70ms + .9s); }
  .js .range.in #range-svg .pk-flagset { opacity: 1; transform: none; }
}
.range-tip {
  position: absolute; z-index: 3; pointer-events: none; transform: translate(-50%, -100%);
  font-size: 11.5px; line-height: 1.45; padding: 7px 10px; border-radius: 8px;
  background: var(--ink); color: var(--bg); white-space: nowrap;
}
.range-tip b { font-weight: 600; }
@media (max-width: 720px) {
  .tally { font-size: 36px; }
  .range { padding: 10px 8px 10px; }
}

/* ---------- 3D peak viewer ---------- */
.peak3d {
  position: relative; margin: 0 0 14px; height: 480px; overflow: hidden;
  border: 1px solid var(--line); border-radius: 18px;
  background:
    radial-gradient(120% 80% at 50% 0%, color-mix(in srgb, var(--accent) 7%, transparent), transparent 60%),
    linear-gradient(to bottom, var(--bg-elev), color-mix(in srgb, var(--chip) 70%, var(--bg-elev)));
  box-shadow: var(--shadow);
}
.p3-stage { position: absolute; inset: 0; touch-action: pan-y; }
.p3-stage canvas { display: block; width: 100% !important; height: 100% !important; cursor: grab; outline: none; }
.p3-stage canvas:active { cursor: grabbing; }
.p3-info { position: absolute; top: 18px; left: 20px; pointer-events: none; z-index: 2; }
.p3-name { margin: 0; font: 400 36px/1.05 var(--serif); letter-spacing: -.01em; }
.p3-meta { margin: 6px 0 2px; font-size: 12.5px; color: var(--ink-2); }
.p3-route { margin: 0 0 8px; font-size: 12.5px; color: var(--accent); min-height: 1em; }
.p3-route:empty { display: none; }
.p3-climb { margin: 0 0 8px; font-size: 12px; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.p3-climb:empty { display: none; }
.p3-replay { pointer-events: auto; cursor: pointer; margin: 0 0 8px; display: block; font-size: 11.5px; color: var(--ink-2); background: color-mix(in srgb, var(--bg-elev) 85%, transparent); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; }
.p3-replay[hidden] { display: none; }
.p3-replay:hover { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.p3-tag.th { color: var(--ink); font-weight: 500; }
.p3-meta + .p3-route:empty { display: none; }
.p3-status { display: inline-block; margin: 0; font-size: 11.5px; padding: 3px 9px; border-radius: 999px; color: var(--ink-3); border: 1px solid var(--line); background: color-mix(in srgb, var(--bg-elev) 80%, transparent); }
.p3-status.done { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); background: var(--accent-soft); }
.p3-ctrl { position: absolute; top: 16px; right: 16px; z-index: 2; display: flex; gap: 6px; }
.p3-ctrl button {
  font: 500 12px var(--mono); height: 32px; min-width: 32px; padding: 0 10px; cursor: pointer;
  color: var(--ink-2); background: color-mix(in srgb, var(--bg-elev) 85%, transparent);
  border: 1px solid var(--line); border-radius: 8px; backdrop-filter: blur(6px);
}
.p3-ctrl button:hover { color: var(--ink); border-color: var(--ink-3); }
.p3-ctrl button[aria-pressed="true"] { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.p3-hint, .p3-credit { position: absolute; bottom: 12px; margin: 0; font-size: 11px; color: var(--ink-3); z-index: 2; }
.p3-hint { left: 20px; pointer-events: none; }
.p3-credit { right: 16px; }
.p3-credit a { color: inherit; }
.p3-loading { position: absolute; inset: 0; display: grid; place-items: center; margin: 0; font-size: 12px; color: var(--ink-3); pointer-events: none; transition: opacity .4s; }
.peak3d.ready .p3-loading { opacity: 0; }
.peak3d.failed .p3-ctrl, .peak3d.failed .p3-hint { display: none; }
.p3-tags { position: absolute; inset: 0; pointer-events: none; z-index: 1; }
.p3-tag {
  position: absolute; left: 0; top: 0; font-size: 11px; white-space: nowrap; padding: 2px 7px; border-radius: 6px;
  color: var(--ink-2); background: color-mix(in srgb, var(--bg-elev) 82%, transparent); border: 1px solid var(--line);
  transition: opacity .3s;
}
.p3-tag.done { color: var(--accent); }
.p3-tip {
  position: absolute; z-index: 3; pointer-events: none; transform: translate(14px, -130%);
  font-size: 11.5px; padding: 6px 9px; border-radius: 8px; background: var(--ink); color: var(--bg); white-space: nowrap;
}
/* the skyline under it is now the picker */
#range-svg .pk.sel .pk-label { fill: var(--accent); }
#range-svg .pk.sel .pk-tick { stroke: var(--accent); opacity: 1; stroke-width: 2; }
#range-svg .todo.sel .pk-face { fill: var(--ridge-b); }
@media (max-width: 720px) {
  .peak3d { height: 380px; border-radius: 14px; }
  .p3-name { font-size: 28px; }
  .p3-info { top: 14px; left: 14px; }
  .p3-ctrl { top: auto; bottom: 34px; right: 12px; }
  .p3-credit { right: 12px; bottom: 10px; }
  .p3-hint { display: none; }
}