/* ==========================================================================
   Z · PI Planning 2 — mobile-first app
   One ink: rgb(8,22,161). Every tone is that ink at an alpha on paper.
   Base styles = phone. ≥ 640px = roomier phone/tablet. ≥ 1000px = desktop.
   ========================================================================== */

:root {
  --ink: rgb(8 22 161);
  --ink-90: rgb(8 22 161 / .9);
  --ink-70: rgb(8 22 161 / .72);   /* muted text — stays ≥ 4.5:1 on paper */
  --ink-45: rgb(8 22 161 / .45);
  --ink-25: rgb(8 22 161 / .25);
  --rule: rgb(8 22 161 / .14);
  --rule-strong: rgb(8 22 161 / .3);
  --wash: rgb(8 22 161 / .04);
  --wash-2: rgb(8 22 161 / .08);
  --tint-1: color-mix(in srgb, var(--ink) 4%, white);
  --tint-2: color-mix(in srgb, var(--ink) 7%, white);
  --tint-3: color-mix(in srgb, var(--ink) 9%, white);
  --paper: #fcfcfe;
  --paper-solid: #ffffff;

  --sans: "Geist", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --gutter: 16px;
  --appbar: 58px;
  --tabbar: 62px;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
  --tools-h: 120px;
  --ease: cubic-bezier(.2, .7, .1, 1);
  --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
  color-scheme: light;
}

/* ---------------- Base ---------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--appbar) + var(--safe-t) + 12px); }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 16px/1.5 var(--sans); -webkit-font-smoothing: antialiased;
  overflow-x: hidden; -webkit-tap-highlight-color: transparent;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(var(--wash) 1px, transparent 1px), linear-gradient(90deg, var(--wash) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse at 80% 0%, #000 0%, transparent 65%);
}
body.locked { overflow: hidden; }
::selection { background: var(--ink); color: #fff; }
a { color: inherit; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
:focus-visible { outline: 1.5px solid var(--ink); outline-offset: 3px; border-radius: 4px; }
em { font-style: normal; font-weight: 300; color: var(--ink-70); }
code { font: 500 .88em var(--mono); background: var(--wash-2); padding: .1em .35em; border-radius: 3px; }
svg { display: block; }
[hidden] { display: none !important; }
.muted { color: var(--ink-70); }
.link { text-decoration: underline; text-underline-offset: 3px; }
.kicker {
  font: 500 11px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-70); margin: 0;
}
.only-desk { display: none; }

/* ---------------- App shell ---------------- */
.rail { display: none; }
.appbar {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 4px;
  height: calc(var(--appbar) + var(--safe-t)); padding: var(--safe-t) 8px 0 var(--gutter);
  background: rgb(252 252 254 / .86);
  backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--rule);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; min-width: 0; margin-right: auto; }
.brand svg { width: 28px; height: 28px; flex: none; fill: none; stroke: var(--ink); stroke-width: 1.6; transition: transform .6s var(--ease); }
.brand:active svg, .brand:hover svg { transform: rotate(60deg); }
.brand span { display: grid; line-height: 1.15; min-width: 0; }
.brand b { font-weight: 600; font-size: 17px; letter-spacing: -.02em; }
.brand small { font: 500 10.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-70); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.icon-btn { position: relative; width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; transition: background .2s; flex: none; }
.icon-btn:hover { background: var(--wash-2); }
.icon-btn svg { width: 22px; height: 22px; fill: none; stroke: var(--ink); stroke-width: 1.5; stroke-linejoin: round; stroke-linecap: round; }
.icon-btn[aria-pressed="true"], .icon-btn[aria-expanded="true"] { background: var(--ink); }
.icon-btn[aria-pressed="true"] svg, .icon-btn[aria-expanded="true"] svg { stroke: #fff; }
.icon-btn[aria-pressed="true"] svg { fill: #fff; }
.badge {
  position: absolute; top: 4px; right: 2px; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 9px;
  font: 600 10px/14px var(--mono); text-align: center; background: var(--ink); color: #fff; border: 2px solid var(--paper);
  transition: transform .3s var(--ease-spring);
}
.badge[data-n="0"] { transform: scale(0); }
.bump .badge { animation: bump .5s var(--ease-spring); }
@keyframes bump { 40% { transform: scale(1.4); } }

main { padding-bottom: calc(var(--tabbar) + var(--safe-b) + 24px); }
.view { padding: 0 var(--gutter); max-width: 760px; margin: 0 auto; }
.view.enter { animation: viewIn .45s var(--ease); }
@keyframes viewIn { from { opacity: 0; transform: translateY(10px); } }

/* bottom tab bar */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 45;
  display: grid; grid-auto-flow: column; grid-auto-columns: 1fr;
  height: calc(var(--tabbar) + var(--safe-b)); padding-bottom: var(--safe-b);
  background: rgb(252 252 254 / .9);
  backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-top: 1px solid var(--rule);
}
.tabbar a {
  position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
  text-decoration: none; font-size: 11px; font-weight: 500; color: var(--ink-70);
}
.tabbar svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.4; stroke-linejoin: round; stroke-linecap: round; transition: transform .35s var(--ease-spring); }
.tabbar a::before {
  content: ""; position: absolute; top: 0; left: 50%; width: 28px; height: 2px; margin-left: -14px; border-radius: 0 0 2px 2px;
  background: var(--ink); transform: scaleX(0); transition: transform .35s var(--ease);
}
.tabbar a[aria-current="page"] { color: var(--ink); }
.tabbar a[aria-current="page"]::before { transform: none; }
.tabbar a[aria-current="page"] svg { transform: translateY(-1px) scale(1.06); }
.tabbar a[aria-current="page"] svg .fillable { fill: var(--ink); }
.tabbar .count { display: none; }

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 46px; padding: 0 18px;
  border: 1px solid var(--ink); border-radius: 999px; text-decoration: none; font-size: 15px; font-weight: 500;
  position: relative; overflow: hidden; isolation: isolate; transition: color .3s var(--ease);
}
.btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.4; stroke-linejoin: round; }
.btn::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--ink); transform: translateY(101%); transition: transform .4s var(--ease); }
@media (hover: hover) { .btn:hover { color: #fff; } .btn:hover::before { transform: none; } }
.btn-ink { background: var(--ink); color: #fff; }
.btn-ink::before { background: var(--paper-solid); }
@media (hover: hover) { .btn-ink:hover { color: var(--ink); } }
.btn[aria-pressed="true"] { background: var(--ink); color: #fff; }
.btn[aria-pressed="true"] svg { fill: #fff; }

/* ---------------- Now card ---------------- */
.draft { margin: 12px 0 0; padding: 8px 12px; font-size: 13px; border: 1px dashed var(--rule-strong); border-radius: 10px;
  background: repeating-linear-gradient(135deg, transparent 0 8px, var(--wash) 8px 9px); }
.now-card {
  display: grid; gap: 6px; width: 100%; margin-top: 12px; padding: 14px 16px; text-align: left;
  border: 1px solid var(--ink); border-radius: 16px; background: var(--paper-solid);
  transition: transform .3s var(--ease), box-shadow .3s;
}
.now-card:active { transform: scale(.985); }
.now-card > span { display: block; }
.now-state { display: flex !important; align-items: center; gap: 8px; font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.dot { width: 8px; height: 8px; border-radius: 50%; border: 1.5px solid var(--ink); flex: none; }
.is-live .dot, .fab .dot { background: var(--ink); animation: pulse 1.6s ease-out infinite; }
.fab .dot { background: #fff; border-color: #fff; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgb(8 22 161 / .45); } 100% { box-shadow: 0 0 0 10px rgb(8 22 161 / 0); } }
.now-main b { display: block; font-size: 18px; font-weight: 600; letter-spacing: -.02em; line-height: 1.25; }
.now-main small, .now-next { font-size: 13.5px; color: var(--ink-70); }
.now-main .kicker { display: block; margin-bottom: 2px; }
.now-next { padding-top: 8px; border-top: 1px solid var(--rule); }
.now-next b { color: var(--ink); font-weight: 500; }
.countdown { display: flex; gap: 12px; align-items: baseline; font: 400 30px/1.1 var(--mono); letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.countdown small { font-size: 11px; letter-spacing: .08em; color: var(--ink-45); margin-left: 2px; }
.bar { display: block; height: 3px; background: var(--rule); margin-top: 8px; border-radius: 3px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--ink); width: var(--p, 0%); transition: width 1s linear; }

/* ---------------- Agenda tools ---------------- */
.agenda-tools {
  position: sticky; top: calc(var(--appbar) + var(--safe-t)); z-index: 20;
  margin: 12px calc(var(--gutter) * -1) 0; padding: 10px var(--gutter) 0;
  background: var(--paper); border-bottom: 1px solid var(--rule);
}
.days { position: relative; display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; padding: 4px; border-radius: 14px; background: var(--wash-2); }
.day { position: relative; z-index: 1; padding: 7px 8px; border-radius: 10px; text-align: center; line-height: 1.15; transition: color .3s var(--ease); }
.day b { display: block; font-size: 15px; font-weight: 600; letter-spacing: -.01em; }
.day small { font: 500 10px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-70); }
.day .count { font: 500 10px var(--mono); margin-left: 4px; color: var(--ink-70); }
.day[aria-selected="true"] { color: #fff; }
.day[aria-selected="true"] small, .day[aria-selected="true"] .count { color: rgb(255 255 255 / .75); }
.day-ind { position: absolute; z-index: 0; top: 4px; bottom: 4px; border-radius: 10px; background: var(--ink); box-shadow: 0 6px 16px -8px rgb(8 22 161 / .6); transition: left .45s var(--ease), width .45s var(--ease); }
.search { display: flex; align-items: center; gap: 8px; margin-top: 10px; border: 1px solid var(--ink); border-radius: 12px; padding: 0 12px; height: 44px; background: var(--paper-solid); animation: viewIn .3s var(--ease); }
.search svg { width: 18px; height: 18px; fill: none; stroke: var(--ink-70); stroke-width: 1.6; flex: none; }
.search input { border: 0; outline: 0; background: none; font: inherit; font-size: 16px; color: var(--ink); width: 100%; }
.search input::placeholder { color: var(--ink-45); }
.chips { display: flex; gap: 8px; padding: 10px var(--gutter); overflow-x: auto; scrollbar-width: none; margin-inline: calc(var(--gutter) * -1); }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: none; height: 34px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--rule-strong);
  font-size: 13.5px; display: inline-flex; align-items: center; gap: 6px; transition: background .2s, color .2s, border-color .2s;
}
.chip i { font: 500 10.5px var(--mono); font-style: normal; color: var(--ink-45); }
.chip svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linejoin: round; }
.chip[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }
.chip[aria-pressed="true"] i { color: rgb(255 255 255 / .7); }
.chip[aria-pressed="true"] svg { fill: #fff; }

/* ---------------- Timeline ---------------- */
.timeline { list-style: none; margin: 8px 0 0; padding: 0; }
.slot { display: grid; grid-template-columns: 50px 16px 1fr; animation: slotIn .45s var(--ease) both; animation-delay: calc(var(--i, 0) * 28ms); }
@keyframes slotIn { from { opacity: 0; transform: translateY(8px); } }
.slot-time { padding-top: 16px; font: 500 13px var(--mono); font-variant-numeric: tabular-nums; }
.slot-time span { display: block; }
.slot-time .end { color: var(--ink-45); font-size: 11px; margin-top: 1px; }
.slot-rail { position: relative; }
.slot-rail::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: var(--rule-strong); }
.slot:first-child .slot-rail::before { top: 22px; }
.slot:last-child .slot-rail::before { bottom: calc(100% - 22px); }
.slot-rail i { position: absolute; left: 50%; top: 20px; width: 9px; height: 9px; margin-left: -4.5px; border-radius: 50%; background: var(--paper); border: 1.5px solid var(--ink); }
.slot.is-live .slot-rail i { background: var(--ink); }
.slot.is-past { opacity: .5; }
.slot-card {
  position: relative; margin: 5px 0; border: 1px solid var(--rule); border-radius: 14px; background: var(--paper-solid);
  transition: border-color .25s, box-shadow .35s var(--ease), transform .25s var(--ease);
}
.slot-card:active { transform: scale(.985); }
.slot.is-live .slot-card { border-color: var(--ink); }
.slot.selected .slot-card { border-color: var(--ink); box-shadow: 0 0 0 1px var(--ink); }
.slot-open { display: block; width: 100%; text-align: left; padding: 12px 52px 12px 14px; }
.slot-tags { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.tag { font: 500 10px var(--mono); letter-spacing: .08em; text-transform: uppercase; padding: 2px 6px; border: 1px solid var(--rule-strong); border-radius: 4px; }
.dur { font: 500 11px var(--mono); color: var(--ink-70); }
.live-tag { font: 600 11px var(--mono); }
.sample { font: 500 9.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-45); border: 1px dashed var(--ink-25); padding: 1px 5px; border-radius: 4px; }
.slot-open h3 { margin: 6px 0 2px; font: 600 16px/1.3 var(--sans); letter-spacing: -.015em; }
.slot-meta { margin: 0; font-size: 13px; color: var(--ink-70); }
.slot-card .bar { margin: 0 14px 12px; }
.star { position: absolute; top: 4px; right: 4px; width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; }
.star svg { width: 20px; height: 20px; fill: transparent; stroke: var(--ink); stroke-width: 1.4; stroke-linejoin: round; transition: fill .2s, transform .45s var(--ease-spring); }
.star[aria-pressed="true"] svg { fill: var(--ink); transform: rotate(72deg) scale(1.08); }
.empty { text-align: center; padding: 40px 0 8px; color: var(--ink-70); }
.agenda-foot { display: flex; margin-top: 16px; }
.agenda-foot .btn { width: 100%; }
.panel { display: none; }

.fab {
  position: fixed; z-index: 30; left: 50%; bottom: calc(var(--tabbar) + var(--safe-b) + 14px); transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 16px; border-radius: 999px;
  background: var(--ink); color: #fff; font-size: 14px; font-weight: 500; box-shadow: 0 10px 30px -10px rgb(8 22 161 / .7);
  animation: fabIn .4s var(--ease-spring);
}
@keyframes fabIn { from { opacity: 0; transform: translate(-50%, 20px); } }

/* ---------------- Session detail (sheet + panel) ---------------- */
.scrim { position: fixed; inset: 0; z-index: 60; background: rgb(8 22 161 / .18); animation: fade .3s var(--ease); }
@keyframes fade { from { opacity: 0; } }
.sheet {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 61;
  max-height: 88dvh; overflow: auto; overscroll-behavior: contain;
  background: var(--paper-solid); border-radius: 22px 22px 0 0; border-top: 1px solid var(--ink);
  padding: 0 var(--gutter) calc(var(--safe-b) + 20px);
  box-shadow: 0 -20px 60px -20px rgb(8 22 161 / .35);
  transition: transform .4s var(--ease);
}
.sheet.closing { transform: translateY(105%) !important; }
.sheet.opening { animation: sheetIn .5s var(--ease); }
@keyframes sheetIn { from { transform: translateY(100%); } }
.sheet-grip { position: sticky; top: 0; z-index: 1; display: grid; place-items: center; height: 28px; margin: 0 calc(var(--gutter) * -1); background: var(--paper-solid); cursor: grab; touch-action: none; }
.sheet-grip i { width: 40px; height: 4px; border-radius: 2px; background: var(--ink-25); }
.sheet-close { position: absolute; top: 14px; right: 8px; z-index: 2; }
.sheet-close svg { stroke-width: 1.6; }
.detail .slot-tags { margin-bottom: 10px; }
.detail h2 { margin: 0 0 6px; font: 600 26px/1.15 var(--sans); letter-spacing: -.035em; padding-right: 40px; }
.detail .when { font: 500 13px var(--mono); margin: 0 0 16px; }
.detail dl { margin: 0 0 16px; display: grid; border-top: 1px solid var(--rule); }
.detail dl div { display: grid; grid-template-columns: 92px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--rule); font-size: 14.5px; }
.detail dt { font: 500 10.5px/1.9 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-70); }
.detail dd { margin: 0; }
.detail p.desc { margin: 0 0 18px; font-size: 15.5px; }
.detail .actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.detail .actions .btn { padding: 0 12px; font-size: 14px; }
.detail .bar { margin: 0 0 16px; }
.people { display: flex; flex-wrap: wrap; gap: 6px; }
.person { font-size: 12.5px; padding: 3px 10px; border-radius: 999px; background: var(--wash-2); }
.detail-links { display: flex; gap: 18px; margin: 16px 0 0; font-size: 14px; }
.svc-link { font-size: 13px; margin-top: 4px; }
.detail-empty { color: var(--ink-70); font-size: 14px; padding: 8px 2px; margin: 0; }

/* ---------------- View heads ---------------- */
.view-head { padding: 22px 0 18px; }
.view-head h1, .event-card h1 { font: 600 clamp(32px, 9vw, 64px)/1 var(--sans); letter-spacing: -.05em; margin: 8px 0 12px; }
.lede { margin: 0; color: var(--ink-70); font-size: 16px; max-width: 56ch; }

/* ---------------- Home: pinned scroll scene ---------------- */
.home-scene { position: relative; height: 250vh; margin: 0 calc(var(--gutter) * -1); }
.home-stage {
  --p: 0; --k: 0;
  position: sticky; top: calc(var(--appbar) + var(--safe-t));
  height: calc(100svh - var(--appbar) - var(--safe-t) - var(--tabbar) - var(--safe-b));
  display: grid; grid-template-rows: auto minmax(0, 1fr); overflow: hidden; padding: 0 var(--gutter);
}
.home-text { padding-top: 18px; }
.home-text h1 { font: 600 clamp(38px, 11vw, 96px)/.95 var(--sans); letter-spacing: -.055em; margin: 8px 0 10px; white-space: nowrap; }
.home-text .lede { font-size: 15px; }
.planet-wrap { position: relative; margin: 0 calc(var(--gutter) * -1); min-height: 0;
  transform: scale(calc(1 - var(--k) * .3)); transform-origin: 50% 8%; }
#planet { display: block; width: 100%; height: 100%; }
.scroll-cue { position: absolute; left: 0; right: 0; bottom: 4px; display: grid; justify-items: center; gap: 6px;
  font: 500 10.5px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-70); opacity: calc(1 - var(--p) * 6); }
.scroll-cue i { width: 1px; height: 26px; background: linear-gradient(var(--ink), transparent); transform-origin: top; animation: cue 1.8s var(--ease) infinite; }
@keyframes cue { 0% { transform: scaleY(0); } 60% { transform: scaleY(1); opacity: 1; } 100% { transform: scaleY(1); opacity: 0; } }
.home-count {
  position: absolute; left: var(--gutter); right: var(--gutter); bottom: 12px;
  border: 1px solid var(--ink); border-radius: 20px; padding: 16px 16px 16px; background: var(--paper-solid);
  transform: translateY(calc((1 - var(--k)) * 120%)); opacity: var(--k); box-shadow: 0 -18px 40px -24px rgb(8 22 161 / .25);
}
.home-count .count { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; margin: 10px 0 12px; }
.home-count .count > span { display: grid; justify-items: start; }
.home-count .count b { font: 400 clamp(34px, 10.5vw, 64px)/1 var(--mono); letter-spacing: -.05em; font-variant-numeric: tabular-nums; }
.home-count .count small { font: 500 10.5px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-45); margin-top: 6px; }
.home-count .count .home-live { grid-column: 1 / -1; }
.home-live b { font: 600 24px/1.2 var(--sans) !important; letter-spacing: -.03em !important; }
.home-live small { font-family: var(--sans) !important; text-transform: none !important; letter-spacing: 0 !important; font-size: 14px !important; color: var(--ink-70) !important; }
.home-progress { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 12px; margin-bottom: 14px; font: 500 11px var(--mono); color: var(--ink-70); }
.home-progress .bar { margin: 0; }
.home-cta { display: grid; grid-template-columns: 1fr auto; gap: 10px; }
.home-cta .btn-ink { min-height: 50px; font-size: 16px; }
.home-cta .btn svg { fill: none; }
.home-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin: 24px 0 0; border-top: 1px solid var(--rule); }
.home-facts div { padding: 12px 0; border-bottom: 1px solid var(--rule); }
.home-facts div:nth-child(odd) { padding-right: 12px; }
.home-facts div:nth-child(even) { padding-left: 12px; border-left: 1px solid var(--rule); }
.home-facts div:last-child:nth-child(odd) { grid-column: span 2; }
.home-facts dt { font: 500 10.5px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-70); }
.home-facts dd { margin: 3px 0 0; font-weight: 500; font-size: 17px; }
@media (prefers-reduced-motion: reduce) { .scroll-cue i { animation: none; transform: none; } }


/* ---------------- Speakers ---------------- */
.speakers { display: grid; gap: 12px; }
.speaker {
  display: grid; grid-template-columns: 104px 1fr; gap: 16px; align-items: start; align-content: start;
  padding: 16px; border: 1px solid var(--rule-strong); border-radius: 16px; background: var(--paper-solid);
  scroll-margin-top: calc(var(--appbar) + 24px);
}
.speaker.flash { animation: spFlash 1.6s var(--ease); }
@keyframes spFlash { 0%, 40% { border-color: var(--ink); box-shadow: 0 0 0 4px rgb(8 22 161 / .12); } }
.speaker h3 { margin: 4px 0 2px; font: 600 20px/1.2 var(--sans); letter-spacing: -.03em; }
.speaker .kicker { margin-bottom: 10px; }
.speaker-sessions { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.speaker-sessions button { display: grid; width: 100%; text-align: left; padding: 8px 0; border-bottom: 1px solid var(--rule); }
.speaker-sessions span { font-weight: 500; font-size: 15px; }
.speaker-sessions small { font: 400 12px var(--mono); color: var(--ink-70); }
.speaker-sessions button:hover span { text-decoration: underline; text-underline-offset: 3px; }
.speaker-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 10px; font-size: 13.5px; font-weight: 500; text-decoration: none; }
.speaker-link svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.4; }
.speaker-link:hover { text-decoration: underline; }
/* portrait: blue contour cut-out standing in a hairline ring */
.avatar { position: relative; display: grid; place-items: end center; width: 104px; aspect-ratio: 1; flex: none; }
.avatar::before { content: ""; position: absolute; inset: 4%; border-radius: 50%; border: 1px solid var(--rule-strong); background: var(--wash); }
.avatar img { position: relative; width: 100%; height: 100%; object-fit: contain; clip-path: circle(46% at 50% 50%); }
.avatar.mono { place-items: center; }
.avatar.mono::before { display: none; }
.avatar.mono svg { position: absolute; inset: 6%; width: 88%; height: 88%; fill: var(--tint-1); stroke: var(--ink); stroke-width: 1; vector-effect: non-scaling-stroke; }
.avatar.mono b { position: relative; font: 500 26px var(--mono); letter-spacing: .02em; }
.avatar.sm { width: 34px; }
.avatar.sm.mono b { font-size: 11px; }
.person-link { display: grid; grid-template-columns: 34px 1fr; column-gap: 10px; align-items: center; text-decoration: none; padding: 2px 0; }
.person-link .avatar { grid-row: span 2; }
.person-link span { font-weight: 500; }
.person-link small { font: 400 11px var(--mono); color: var(--ink-70); }
.person-link:hover span { text-decoration: underline; text-underline-offset: 3px; }
.agenda-foot { gap: 10px; flex-wrap: wrap; }

/* ---------------- Workshops ---------------- */
.cards { display: grid; grid-template-columns: 1fr; gap: 12px; }
.card {
  position: relative; display: grid; grid-template-columns: 52px 1fr; column-gap: 14px; row-gap: 4px; text-align: left; align-items: start;
  padding: 16px; border: 1px solid var(--rule-strong); border-radius: 16px; background: var(--paper-solid);
  transition: transform .35s var(--ease), border-color .3s, box-shadow .35s var(--ease);
}
.card:hover { border-color: var(--ink); box-shadow: 0 18px 40px -26px rgb(8 22 161 / .5); }
.card:active { transform: scale(.985); }
.card .glyph { grid-row: span 3; width: 52px; height: 52px; }
.card .glyph * { fill: none; stroke: var(--ink); stroke-width: 1.2; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.card .glyph .lift { transition: transform .45s var(--ease-spring); }
.card:hover .glyph .lift { transform: translateY(-5px); }
.card h3 { margin: 0; font: 600 18px/1.25 var(--sans); letter-spacing: -.025em; }
.card p { margin: 0; font-size: 14px; color: var(--ink-70); }
.card .when { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: 8px; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--rule); font: 500 12px var(--mono); }

/* ---------------- Info ---------------- */
.event-card { display: grid; gap: 4px; padding-top: 22px; }
.facts { display: grid; grid-template-columns: 1fr 1fr; margin: 18px 0 0; border-top: 1px solid var(--rule); }
.facts div { padding: 10px 12px 10px 0; border-bottom: 1px solid var(--rule); }
.facts div:nth-child(2) { padding-left: 12px; border-left: 1px solid var(--rule); }
.facts div:nth-child(3) { grid-column: span 2; }
.facts dt { font: 500 10.5px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-70); }
.facts dd { margin: 3px 0 0; font-weight: 500; }
.jump-chips { position: sticky; top: calc(var(--appbar) + var(--safe-t)); z-index: 10; display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; margin: 12px calc(var(--gutter) * -1) 0; padding: 10px var(--gutter); background: var(--paper); border-bottom: 1px solid var(--rule); }
.jump-chips::-webkit-scrollbar { display: none; }
.jump-chips button, .concept-nav button { flex: none; height: 34px; padding: 0 14px; border: 1px solid var(--rule-strong); border-radius: 999px; font-size: 13.5px; transition: background .2s, border-color .2s; }
.jump-chips button:hover, .concept-nav button:hover { border-color: var(--ink); background: var(--wash); }
.block { padding-top: 32px; }
.block-title { font: 600 24px/1.1 var(--sans); letter-spacing: -.04em; margin: 0 0 14px; padding-top: 12px; border-top: 1px solid var(--ink); }
.venue { border: 1px solid var(--ink); border-radius: 16px; padding: 18px; display: grid; gap: 14px; background: var(--paper-solid); }
.venue svg { max-width: 340px; width: 100%; margin: 0 auto; }
.venue h3 { font: 600 22px/1.15 var(--sans); letter-spacing: -.03em; margin: 0 0 4px; }
.venue p { margin: 0 0 10px; }
.iso { width: 100%; height: auto; overflow: visible; }
.iso .face { fill: var(--paper-solid); stroke: var(--ink); stroke-width: 1; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.iso .face.side { fill: var(--tint-1); }
.iso .face.side2 { fill: var(--tint-3); }
.iso .tile.hot .face.top { fill: var(--ink); }
.iso .tile.hot .face.side { fill: rgb(8 22 161 / .82); }
.iso .tile.hot .face.side2 { fill: rgb(8 22 161 / .7); }
.iso .face.win { fill: var(--paper-solid); transition: fill .6s; }
.iso .face.win.salon { fill: rgb(8 22 161 / .78); }
.iso .face.win.salon.glow { fill: var(--ink); }
.iso .face.door { fill: var(--tint-3); }
.iso .face.lawn { fill: var(--tint-1); stroke: var(--rule-strong); }
.iso .face.path { fill: var(--paper-solid); stroke: var(--rule-strong); }
.iso .trunk .face { fill: var(--tint-3); }
.iso .canopy .face.top { fill: var(--tint-3); }
.iso .canopy .face.side { fill: color-mix(in srgb, var(--ink) 16%, white); }
.iso .canopy .face.side2 { fill: color-mix(in srgb, var(--ink) 22%, white); }
.iso .callout line { stroke: var(--ink); stroke-width: 1; vector-effect: non-scaling-stroke; }
.iso .callout circle { fill: var(--ink); }
.iso .callout text { font: 500 9px var(--mono); letter-spacing: .08em; fill: var(--ink); }
.iso .pin path { fill: var(--ink); }
.iso .pin circle { fill: #fff; }
@media (prefers-reduced-motion: no-preference) { .iso .pin { animation: bob 2.4s var(--ease) infinite; } }
@keyframes bob { 50% { transform: translateY(-6px); } }
.venue-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; }
.venue-more { display: grid; gap: 24px; margin-top: 22px; }
.venue-more .kicker { margin-bottom: 10px; }
.route { list-style: none; margin: 0; padding: 0; position: relative; }
.route::before { content: ""; position: absolute; left: 15px; top: 16px; bottom: 16px; width: 1px; background: var(--rule-strong); }
.route li { position: relative; display: grid; grid-template-columns: 32px 1fr; gap: 12px; align-items: center; padding: 8px 0; }
.route svg { width: 32px; height: 32px; padding: 5px; border-radius: 50%; background: var(--paper-solid); border: 1px solid var(--ink); fill: none; stroke: var(--ink); stroke-width: 1.4; stroke-linejoin: round; stroke-linecap: round; }
.route li:first-child svg { background: var(--ink); stroke: #fff; }
.route li:hover svg .wig { animation: wig .8s var(--ease); transform-origin: center; transform-box: fill-box; }
.route b { display: block; font-weight: 500; font-size: 15px; }
.route small { font: 400 12px var(--mono); color: var(--ink-70); }
.highlights { list-style: none; margin: 0; padding: 0; }
.highlights li { position: relative; padding: 9px 0 9px 22px; border-bottom: 1px solid var(--rule); font-size: 15px; }
.highlights li::before { content: ""; position: absolute; left: 2px; top: 16px; width: 8px; height: 8px; border: 1.5px solid var(--ink); transform: rotate(45deg); }
.highlights li:first-child::before { background: var(--ink); }
.home-facts a { text-decoration: none; }
.home-facts a:hover { text-decoration: underline; text-underline-offset: 3px; }
.services { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.svc { border: 1px solid var(--rule-strong); border-radius: 14px; padding: 14px; background: var(--paper-solid); display: flex; flex-direction: column; gap: 4px; }
.svc svg { width: 28px; height: 28px; fill: none; stroke: var(--ink); stroke-width: 1.3; stroke-linejoin: round; stroke-linecap: round; margin-bottom: 6px; }
.svc:hover svg .wig { animation: wig .8s var(--ease); transform-origin: center; transform-box: fill-box; }
@keyframes wig { 30% { transform: translateY(-3px); } 60% { transform: translateY(1px); } }
.svc h3 { margin: 0; font: 600 15px var(--sans); letter-spacing: -.01em; }
.svc p { margin: 0; font-size: 13px; color: var(--ink-70); }
.svc .meta { margin-top: auto; padding-top: 8px; font: 500 11px var(--mono); }
.links { display: grid; gap: 10px; }
.lnk {
  position: relative; display: grid; gap: 4px; padding: 16px 52px 16px 16px; text-decoration: none; border: 1px solid var(--rule-strong); border-radius: 14px;
  overflow: hidden; isolation: isolate; background: var(--paper-solid); transition: color .35s var(--ease), border-color .3s;
}
.lnk::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--ink); transform: scaleY(0); transform-origin: bottom; transition: transform .45s var(--ease); }
.lnk:hover { color: #fff; border-color: var(--ink); }
.lnk:hover::before { transform: none; }
.lnk:hover .kicker, .lnk:hover p { color: rgb(255 255 255 / .8); }
.lnk h3 { margin: 0; font: 600 20px/1.15 var(--sans); letter-spacing: -.03em; }
.lnk p { margin: 0; font-size: 13.5px; color: var(--ink-70); }
.lnk .arrow { position: absolute; top: 16px; right: 16px; width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.4; transition: transform .45s var(--ease); }
.lnk:hover .arrow { transform: translate(3px, -3px); }
.lnk.disabled { pointer-events: none; border-style: dashed; }
.lnk .soon { font: 500 10.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-45); margin-top: 4px; }
.about { display: grid; gap: 28px; margin-top: 18px; }
.about .kicker { margin-bottom: 8px; padding-bottom: 8px; border-bottom: 1px solid var(--rule); }
.contacts, .partners, .agreements { list-style: none; margin: 0; padding: 0; }
.contacts li { padding: 10px 0; border-bottom: 1px solid var(--rule); }
.contacts small { display: block; font: 500 10.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-70); }
.contacts b { font-weight: 500; }
.agreements { counter-reset: a; }
.agreements li { counter-increment: a; display: grid; grid-template-columns: 30px 1fr; padding: 9px 0; border-bottom: 1px solid var(--rule); font-size: 15px; }
.agreements li::before { content: counter(a, decimal-leading-zero); font: 500 11px/1.9 var(--mono); color: var(--ink-45); }
.partners { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.partners li { aspect-ratio: 1.2; border: 1px solid var(--rule-strong); border-radius: 12px; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; padding: 8px; }
.partners b { font: 600 14px/1.15 var(--sans); letter-spacing: -.02em; }
.partners small { font: 500 9px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-70); margin-top: 4px; }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 14px 0; font: 500 17px/1.3 var(--sans); letter-spacing: -.02em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 300 24px var(--sans); transition: transform .35s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 0 14px; color: var(--ink-90); }
.foot { margin-top: 48px; padding: 20px 0 8px; border-top: 1px solid var(--ink); display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; font: 500 11px var(--mono); letter-spacing: .04em; }
.foot p { margin: 0; }

/* ---------------- Concepts ---------------- */
.concept-nav { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; margin: 0 calc(var(--gutter) * -1); padding: 0 var(--gutter) 4px; }
.concept-nav::-webkit-scrollbar { display: none; }
.concept-nav button { display: inline-flex; align-items: center; gap: 8px; padding-left: 6px; }
.concept-nav span { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; font: 500 10.5px var(--mono); background: var(--ink); color: #fff; }
.concept { display: grid; padding: 24px 0 8px; border-top: 1px solid var(--rule); margin-top: 20px; }
.fig-tag { font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-70); margin: 0 0 8px; }
.concept-fig > svg { max-height: 58vh; width: 100%; }
.concept-steps {
  display: flex; gap: 10px; padding: 14px var(--gutter) 4px; margin-inline: calc(var(--gutter) * -1);
  overflow-x: auto; scroll-snap-type: x mandatory; scroll-padding-inline: var(--gutter); scrollbar-width: none;
}
.concept-steps::-webkit-scrollbar { display: none; }
.step {
  flex: 0 0 86%; scroll-snap-align: start; padding: 16px; border: 1px solid var(--rule-strong); border-radius: 16px;
  background: var(--paper-solid); opacity: .5; transition: opacity .4s var(--ease), border-color .3s;
}
.step.on { opacity: 1; border-color: var(--ink); }
.step .kicker { color: var(--ink); }
.step h3 { font: 600 22px/1.15 var(--sans); letter-spacing: -.035em; margin: 6px 0 8px; }
.step p { margin: 0; font-size: 15px; }
.step-dots { display: flex; justify-content: center; gap: 2px; padding-top: 6px; }
.step-dots button { width: 26px; height: 24px; position: relative; }
.step-dots button::after { content: ""; position: absolute; left: 50%; top: 50%; width: 6px; height: 6px; margin: -3px; border-radius: 3px; background: var(--ink-25); transition: width .35s var(--ease), margin .35s var(--ease), background .3s; }
.step-dots button.on::after { width: 20px; margin-left: -10px; background: var(--ink); }

/* diagram primitives */
.flow, .model { color: var(--ink); overflow: visible; }
.node { fill: var(--paper-solid); stroke: var(--ink); stroke-width: 1.1; transition: fill .4s, stroke-width .4s; }
.node.core { stroke-width: 1.6; }
.node.gold { fill: none; }
.node.gold-in { fill: var(--paper-solid); }
.lbl { font: 500 15px var(--sans); fill: var(--ink); text-anchor: middle; transition: fill .4s; }
.lbl-s { font-size: 13px; }
.lbl-b { font-weight: 600; font-size: 16px; }
.lbl-sm { font: 500 10.5px var(--mono); letter-spacing: .06em; fill: var(--ink-70); }
.wire { fill: none; stroke: var(--ink-45); stroke-width: 1.1; stroke-dasharray: 3 4; animation: dash 1.2s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -14; } }
.edge { fill: none; stroke: var(--ink); stroke-width: 1.1; stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1s var(--ease), stroke-width .3s; }
.edge.dashed { stroke-dasharray: .03 .03; }
.hull { fill: var(--wash); stroke: var(--ink); stroke-width: 1; stroke-dasharray: 6 5; }
.key { fill: var(--paper-solid); stroke: var(--ink); stroke-width: 1; }
.pulse { fill: var(--ink); }
.merge circle { fill: var(--ink); }
[data-from] { opacity: 0; transition: opacity .6s var(--ease), transform .6s var(--ease); }
[data-from].vis { opacity: 1; }
.edge[data-from].vis { stroke-dashoffset: 0; }
.has-focus [data-from].vis:not(.focus) { opacity: .3; }
.has-focus .wires.vis, .has-focus .wire.vis, .has-focus .pulses.vis, .has-focus .elbl.vis { opacity: .7; }
.has-focus .pulse.vis { opacity: 1; }
.focus .node { fill: var(--tint-2); stroke-width: 1.6; }
.focus .node.gold { fill: none; }
.focus .node.core { fill: var(--ink); }
.focus .node.core + .lbl { fill: #fff; }
.edge.focus { stroke-width: 1.8; }
.focus .merge .m1 { animation: m1 2.4s var(--ease) infinite; }
.focus .merge .m2 { animation: m2 2.4s var(--ease) infinite; }
.focus .merge .m3 { animation: m3 2.4s var(--ease) infinite; }
@keyframes m1 { 0%, 15% { transform: translate(-14px, -12px); } 55%, 100% { transform: none; } }
@keyframes m2 { 0%, 15% { transform: translate(14px, -12px); } 55%, 100% { transform: none; } }
@keyframes m3 { 0%, 15% { transform: translate(0, 14px); } 55%, 100% { transform: none; } }
.cascade text { opacity: 0; transition: opacity .4s; }
.focus .cascade text { opacity: 1; }
.focus .cascade text:nth-child(2) { transition-delay: .15s; } .focus .cascade text:nth-child(3) { transition-delay: .3s; } .focus .cascade text:nth-child(4) { transition-delay: .45s; }
.plate, .plate-lbl { transition: transform .8s var(--ease), opacity .4s; }
.plate .face { transition: fill .4s, stroke .4s; }
.plate.focus .face.top { fill: var(--ink); }
.plate.focus .face.side { fill: rgb(8 22 161 / .82); }
.plate.focus .face.side2 { fill: rgb(8 22 161 / .7); }
.plate-lbl text { font: 500 13px var(--sans); fill: var(--ink); }
.plate-lbl text.code { font: 500 11px var(--mono); letter-spacing: .06em; fill: var(--ink-70); }
.plate-lbl line { stroke: var(--ink-45); stroke-width: 1; stroke-dasharray: 2 3; vector-effect: non-scaling-stroke; }
.ladder-dim .plate:not(.focus) .face { stroke: var(--ink-45); }
.ladder-dim .plate-lbl:not(.focus) { opacity: .45; }

/* ---------------- Toast ---------------- */
.toast {
  position: fixed; left: 50%; bottom: calc(var(--tabbar) + var(--safe-b) + 14px); z-index: 70;
  transform: translate(-50%, 20px); opacity: 0; visibility: hidden;
  background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 999px; font-size: 14px; white-space: nowrap; pointer-events: none;
  transition: transform .4s var(--ease), opacity .3s, visibility .4s;
}
.toast.show { transform: translate(-50%, 0); opacity: 1; visibility: visible; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

/* ==========================================================================
   ≥ 640px — large phones / tablets
   ========================================================================== */
@media (min-width: 640px) {
  :root { --gutter: 24px; }
  .speakers { grid-template-columns: 1fr 1fr; }
  .cards { grid-template-columns: 1fr 1fr; }
  .services { grid-template-columns: repeat(3, 1fr); }
  .links { grid-template-columns: 1fr 1fr; }
  .about { grid-template-columns: 1fr 1fr; }
  .step { flex-basis: 70%; }
  .event-card { grid-template-columns: 1.1fr 1fr; align-items: center; gap: 24px; }
}

/* ==========================================================================
   ≥ 1000px — desktop: side rail, agenda + detail panel, scrollytelling
   ========================================================================== */
@media (min-width: 1000px) {
  :root { --gutter: 40px; }
  html { scroll-padding-top: 24px; }
  .only-desk { display: inline; } .only-mob { display: none; }
  .app { display: grid; grid-template-columns: 248px minmax(0, 1fr); min-height: 100vh; }
  .appbar, .tabbar, .fab { display: none !important; }
  main { padding-bottom: 64px; min-width: 0; }
  .view { max-width: 1180px; }

  .rail {
    display: flex; flex-direction: column; gap: 28px; position: sticky; top: 0; height: 100vh;
    padding: 24px 16px 20px; border-right: 1px solid var(--rule); background: rgb(252 252 254 / .7);
  }
  .rail .brand { margin: 0 8px; }
  .rail .brand b { font-size: 16px; }
  .rail-nav { display: grid; gap: 2px; }
  .rail-nav a {
    position: relative; display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px;
    text-decoration: none; font-size: 14.5px; font-weight: 500; color: var(--ink-70); transition: background .2s, color .2s;
  }
  .rail-nav a:hover { background: var(--wash); color: var(--ink); }
  .rail-nav a[aria-current="page"] { background: var(--ink); color: #fff; }
  .rail-nav a[aria-current="page"] svg .fillable { fill: #fff; }
  .rail-nav svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.4; stroke-linejoin: round; stroke-linecap: round; }
  .rail-nav .count { margin-left: auto; font: 500 11px var(--mono); padding: 1px 7px; border-radius: 9px; background: var(--wash-2); }
  .rail-nav .count:empty { display: none; }
  .rail-nav a[aria-current="page"] .count { background: rgb(255 255 255 / .2); }
  .rail-foot { margin-top: auto; padding: 0 12px; font-size: 13.5px; }
  .rail-foot p { margin: 0 0 4px; }

  .now-card { grid-template-columns: 170px 1.4fr 1fr; align-items: center; gap: 0; padding: 0; margin-top: 24px; }
  .now-card > span { padding: 16px 20px; height: 100%; display: flex !important; flex-direction: column; justify-content: center; }
  .now-card > span + span { border-left: 1px solid var(--rule); }
  .now-next { border-top: 0; }
  .agenda-tools { top: 0; margin-top: 16px; display: grid; grid-template-columns: minmax(300px, 420px) 1fr; column-gap: 16px; align-items: center; padding-top: 14px; }
  .agenda-tools .search { display: flex !important; margin-top: 0; animation: none; border-color: var(--rule-strong); }
  .agenda-tools .search:focus-within { border-color: var(--ink); }
  .agenda-tools .chips { grid-column: 1 / -1; }
  .agenda-layout { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 28px; align-items: start; }
  .panel { display: block; position: sticky; top: calc(var(--tools-h) + 16px); margin-top: 13px; }
  .panel-in { border: 1px solid var(--ink); border-radius: 18px; padding: 22px; background: var(--paper-solid); max-height: calc(100vh - var(--tools-h) - 40px); overflow: auto; }
  .panel-in.swap { animation: viewIn .35s var(--ease); }
  .slot { grid-template-columns: 64px 22px 1fr; }
  .slot-card:hover { border-color: var(--rule-strong); box-shadow: 0 10px 30px -18px rgb(8 22 161 / .35); }
  .agenda-foot .btn { width: auto; }
  .agenda-foot { justify-content: flex-end; }

  .home-scene { height: 260vh; margin: 0 calc(var(--gutter) * -1); }
  .home-stage { top: 0; height: 100vh; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); grid-template-rows: 1fr auto 1fr; column-gap: 40px; padding: 0 var(--gutter); }
  .home-text { grid-column: 1; grid-row: 2; padding: 0; transform: translateY(calc(var(--k) * -24px)); opacity: 1; }
  .home-text .lede { font-size: 17px; }

  .planet-wrap { grid-column: 2; grid-row: 1 / -1; margin: 0; transform: none; }
  .home-count { grid-column: 1; grid-row: 3; align-self: start; position: relative; left: auto; right: auto; bottom: auto; margin-top: 24px;
    transform: translateY(calc((1 - var(--k)) * 40px)); box-shadow: none; padding: 20px 24px; }
  .scroll-cue { bottom: 28px; }
  .home-facts { grid-template-columns: repeat(5, 1fr); border-top: 0; margin-top: 32px; }
  .home-facts div, .home-facts div:nth-child(odd), .home-facts div:nth-child(even) { padding: 12px 20px; border-bottom: 0; border-left: 1px solid var(--rule); }
  .home-facts div:first-child { padding-left: 0; border-left: 0; }
  .home-facts div:last-child:nth-child(odd) { grid-column: auto; }
  .view-head { padding: 40px 0 28px; }
  .view-head h1, .event-card h1 { font-size: clamp(48px, 5vw, 72px); }
  .cards { grid-template-columns: repeat(3, 1fr); }
  .speakers { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .speaker { grid-template-columns: 1fr; padding: 20px; }
  .speaker .avatar.lg { width: 150px; margin: 0 auto 4px; }
  .speaker .avatar.mono.lg b { font-size: 34px; }
  .event-card { padding-top: 40px; }
  .jump-chips { top: 0; }
  .venue { grid-template-columns: 340px 1fr; align-items: center; }
  .venue-more { grid-template-columns: 1fr 1fr; gap: 48px; }
  .links { grid-template-columns: repeat(4, 1fr); }
  .about { grid-template-columns: repeat(3, 1fr); }

  .concept { grid-template-columns: 1.1fr 1fr; gap: 56px; padding: 32px 0; }
  .concept-fig { position: sticky; top: 24px; align-self: start; height: calc(100vh - 48px); max-height: 760px; display: flex; flex-direction: column; justify-content: center; }
  .concept-fig > svg { max-height: calc(100% - 30px); }
  .concept-steps { display: block; overflow: visible; margin: 0; padding: 10vh 0 20vh; }
  .step { min-height: 62vh; display: flex; flex-direction: column; justify-content: center; border: 0; padding: 0; background: none; opacity: .28; }
  .step.on { opacity: 1; }
  .step h3 { font-size: clamp(28px, 2.6vw, 38px); margin: 10px 0 14px; }
  .step p { font-size: 17px; max-width: 46ch; }
  .step-dots { display: none; }
  .toast { bottom: 28px; }
}