/* Sporebench — lab notebook. bone paper, charcoal ink, one lichen accent. */
:root {
  --bone: #efece4; --paper: #f7f5ef; --paper2: #fbfaf6; --ink: #26272a; --ink2: #4c4d50; --mute: #7f7f7a; --faint: #a8a79f;
  --rule: rgba(38, 39, 42, .14); --rule2: rgba(38, 39, 42, .26); --grid: rgba(38, 39, 42, .045); --grid2: rgba(38, 39, 42, .075);
  --lichen: #66754a; --lichen-d: #4d5a36; --lichen-l: #a9b783; --lichen-bg: #e3e6d4; --warn: #8c4a3a; --warn-bg: #f1e3dc;
  --serif: 'Fraunces', Georgia, serif; --sans: 'IBM Plex Sans', system-ui, sans-serif; --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --ease: cubic-bezier(.2, .7, .2, 1); --r: 6px; --mw: 1240px; --gut: clamp(16px, 4vw, 40px); --marg: 190px;
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; color: var(--ink); font: 400 16px/1.6 var(--sans); background-color: var(--bone);
  background-image: linear-gradient(var(--grid2) 1px, transparent 1px), linear-gradient(90deg, var(--grid2) 1px, transparent 1px),
    linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 120px 120px, 120px 120px, 24px 24px, 24px 24px; background-position: -1px -1px;
  overflow-x: hidden; -webkit-font-smoothing: antialiased;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
code, .num, .mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.sr { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--ink); color: var(--paper); padding: 8px 14px; z-index: 300; border-radius: 4px; }
.skip:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--lichen); outline-offset: 3px; border-radius: 3px; }
::selection { background: var(--lichen-bg); }

/* ---------- top bar ---------- */
.top { position: sticky; top: 0; z-index: 100; background: rgba(239, 236, 228, .9); backdrop-filter: saturate(1.2) blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--rule); }
.top__row { max-width: var(--mw); margin: 0 auto; padding: 12px var(--gut); display: flex; align-items: center; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand__mark { width: 30px; height: 30px; color: var(--ink); fill: var(--ink); }
.brand__mark .brand__spore { fill: var(--lichen); }
.brand__word { font: 500 21px/1 var(--serif); letter-spacing: -.01em; font-variation-settings: 'opsz' 40; }
.top__entry { margin: 0; display: flex; align-items: center; gap: 8px; font: 400 12px/1 var(--mono); color: var(--mute); letter-spacing: .02em; }
.top__entry .dot { width: 3px; height: 3px; background: var(--faint); border-radius: 50%; }
.nav { margin-left: auto; }
.nav__list { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 4px; }
.nav__list a { display: block; padding: 7px 11px; text-decoration: none; font-size: 14px; color: var(--ink2); border-radius: 4px; transition: color .2s, background .2s; }
.nav__list a:hover { color: var(--ink); background: rgba(38, 39, 42, .05); }
.xlink svg { width: 15px; height: 15px; fill: currentColor; }
.nav__toggle { display: none; background: none; border: 1px solid var(--rule2); border-radius: 5px; width: 38px; height: 36px; cursor: pointer; position: relative; }
.bars, .bars::before, .bars::after { position: absolute; left: 10px; right: 10px; height: 1.5px; background: var(--ink); transition: transform .3s var(--ease), opacity .2s; }
.bars { top: 17px; } .bars::before, .bars::after { content: ''; left: 0; right: 0; } .bars::before { top: -6px; } .bars::after { top: 6px; }
.nav__toggle[aria-expanded="true"] .bars { background: transparent; }
.nav__toggle[aria-expanded="true"] .bars::before { transform: translateY(6px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] .bars::after { transform: translateY(-6px) rotate(-45deg); }
.wallet-slot { flex: none; }

/* wallet.js classes */
.wb { position: relative; }
.wb-btn { appearance: none; border: 1px solid var(--ink); background: var(--ink); color: var(--paper); padding: 8px 15px; border-radius: 999px; font: 500 13.5px/1 var(--sans); cursor: pointer; transition: transform .15s var(--ease), background .2s, color .2s; white-space: nowrap; max-width: 46vw; overflow: hidden; text-overflow: ellipsis; }
.wb-btn:hover { background: var(--lichen-d); border-color: var(--lichen-d); }
.wb-btn:active { transform: scale(.96); }
.wb-btn.is-on { background: var(--paper); color: var(--ink); font-family: var(--mono); font-size: 12.5px; padding-left: 28px; position: relative; }
.wb-btn.is-on::before { content: ''; position: absolute; left: 12px; top: 50%; width: 7px; height: 7px; margin-top: -3.5px; border-radius: 50%; background: var(--lichen); }
.wb-menu { position: absolute; right: 0; top: calc(100% + 8px); z-index: 500; width: 270px; max-width: calc(100vw - 24px); background: var(--paper2); border: 1px solid var(--rule2); border-radius: 8px; box-shadow: 0 18px 50px -20px rgba(38, 39, 42, .45), 0 2px 6px rgba(38, 39, 42, .08); padding: 8px; animation: menuIn .22s var(--ease); }
@keyframes menuIn { from { opacity: 0; transform: translateY(-6px); } }
.wb-item { display: flex; align-items: center; gap: 10px; width: 100%; text-align: left; background: none; border: 0; padding: 9px 10px; border-radius: 5px; font-size: 14px; cursor: pointer; text-decoration: none; color: var(--ink); }
.wb-item:hover { background: var(--lichen-bg); }
.wb-item img { width: 18px; height: 18px; border-radius: 4px; }
.wb-addr { font: 400 12px/1.5 var(--mono); word-break: break-all; padding: 8px 10px 4px; color: var(--ink2); }
.wb-bal { font: 500 15px/1.4 var(--mono); padding: 0 10px 8px; border-bottom: 1px solid var(--rule); margin-bottom: 6px; }
.wb-note { font-size: 12px; color: var(--mute); padding: 8px 10px 4px; line-height: 1.45; }

/* ---------- shared atoms ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; border-radius: 999px; border: 1px solid var(--ink); font: 500 15px/1 var(--sans); text-decoration: none; cursor: pointer; transition: transform .15s var(--ease), background .2s, color .2s, border-color .2s; background: transparent; }
.btn:active { transform: scale(.965); }
.btn--ink { background: var(--ink); color: var(--paper); }
.btn--ink:hover { background: var(--lichen-d); border-color: var(--lichen-d); }
.btn--ghost { border-color: var(--rule2); background: rgba(247, 245, 239, .6); }
.btn--ghost:hover { border-color: var(--ink); background: var(--paper); }
.btn--sm { padding: 8px 14px; font-size: 13.5px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.linkbtn { background: none; border: 0; padding: 0; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.copy { background: none; border: 1px solid var(--rule2); border-radius: 4px; padding: 3px 9px; font: 500 12px/1.3 var(--sans); cursor: pointer; transition: background .2s, color .2s, border-color .2s; }
.copy:hover { border-color: var(--ink); }
.copy.is-copied, .btn.is-copied, .ca-chip__b.is-copied { background: var(--lichen); color: #fff; border-color: var(--lichen); }
.tag { display: inline-block; font: 500 10.5px/1 var(--mono); letter-spacing: .04em; text-transform: uppercase; padding: 4px 6px; border: 1px solid var(--rule2); border-radius: 3px; color: var(--mute); vertical-align: middle; }
.kicker, .exp__k { margin: 0 0 14px; font: 500 12px/1.2 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--lichen-d); }
.h2 { font: 400 clamp(30px, 4.2vw, 50px)/1.06 var(--serif); letter-spacing: -.02em; margin: 0 0 18px; font-variation-settings: 'opsz' 100; text-wrap: balance; }
.h3 { font: 400 26px/1.15 var(--serif); margin: 0 0 16px; letter-spacing: -.01em; }
.empty { color: var(--mute); margin: 0; font-size: 14.5px; }
.skel { height: 14px; width: var(--w, 80%); border-radius: 3px; margin: 12px 0; background: linear-gradient(90deg, rgba(38, 39, 42, .06) 0%, rgba(38, 39, 42, .13) 45%, rgba(38, 39, 42, .06) 90%); background-size: 220% 100%; animation: shim 1.3s linear infinite; }
@keyframes shim { from { background-position: 120% 0; } to { background-position: -120% 0; } }
@media (prefers-reduced-motion: reduce) { .skel { animation: none; } }
.errbox { border: 1px dashed var(--warn); background: var(--warn-bg); border-radius: var(--r); padding: 14px 16px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.errbox__msg { margin: 0; color: var(--warn); font-size: 14px; flex: 1 1 200px; }
.flash { animation: flash 1s var(--ease); }
@keyframes flash { 0% { background: var(--lichen-bg); } 100% { background: transparent; } }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); opacity: 0; background: var(--ink); color: var(--paper); padding: 10px 18px; border-radius: 999px; font-size: 14px; z-index: 600; transition: opacity .25s, transform .3s var(--ease); pointer-events: none; max-width: calc(100vw - 32px); }
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }

/* ---------- notebook sheet grid ---------- */
.sheet { max-width: var(--mw); margin: 0 auto; padding: clamp(64px, 9vw, 120px) var(--gut); display: grid; grid-template-columns: var(--marg) minmax(0, 1fr); gap: 0 clamp(24px, 4vw, 56px); position: relative; }
.margin { position: relative; padding-right: 22px; border-right: 1px solid rgba(102, 117, 74, .35); min-width: 0; }
.margin::after { content: ''; position: absolute; right: 3px; top: 0; bottom: 0; width: 1px; background: rgba(102, 117, 74, .2); }
.note { margin: 0 0 22px; font: italic 300 15px/1.45 var(--serif); color: var(--ink2); font-variation-settings: 'opsz' 14; }
.note__k { display: block; font: 500 10.5px/1.6 var(--mono); font-style: normal; letter-spacing: .1em; text-transform: uppercase; color: var(--lichen-d); margin-bottom: 3px; }
.exp__no { margin: -8px 0 18px; font: 300 clamp(64px, 8vw, 104px)/.9 var(--serif); color: var(--ink); letter-spacing: -.04em; font-variation-settings: 'opsz' 144; }
.exp__head { margin-bottom: 28px; max-width: 760px; }
.exp__lede { color: var(--ink2); margin: 0; max-width: 640px; }

/* ---------- reveal + load choreography ---------- */
.rv { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .9s var(--ease); }
.rv.in { opacity: 1; transform: none; }
.ld { opacity: 0; transform: translateY(14px); transition: opacity .9s var(--ease), transform 1s var(--ease); }
.is-ready .ld { opacity: 1; transform: none; }
.is-ready .ld--1 { transition-delay: .05s; } .is-ready .ld--2 { transition-delay: .75s; } .is-ready .ld--3 { transition-delay: .95s; } .is-ready .ld--4 { transition-delay: 1.2s; } .is-ready .ld--5 { transition-delay: .35s; }
.split .w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .08em; margin-bottom: -.08em; }
.split .wi { display: inline-block; transform: translateY(105%); transition: transform 1s var(--ease); transition-delay: calc(.15s + var(--i) * 55ms); }
.is-ready .split .wi { transform: none; }
.ink { fill: none; stroke-dashoffset: var(--len, 0); transition: stroke-dashoffset 1.6s var(--ease); }
.draw.in .ink, .in .draw .ink, .draw.in.ink { stroke-dashoffset: 0; }
@media (prefers-reduced-motion: reduce) {
  .rv, .ld, .split .wi { opacity: 1 !important; transform: none !important; transition: none !important; }
  .ink { stroke-dashoffset: 0 !important; transition: none !important; }
}

/* ---------- hero ---------- */
.hero { padding-top: clamp(40px, 6vw, 80px); padding-bottom: clamp(40px, 5vw, 64px); grid-template-columns: var(--marg) minmax(0, 1fr) minmax(0, 1.1fr); align-items: center; }
.hero .margin { align-self: stretch; padding-top: 12px; }
.hero__body { min-width: 0; padding-right: 8px; }
.display { font: 300 clamp(40px, 5.6vw, 76px)/1.02 var(--serif); letter-spacing: -.03em; margin: 0 0 24px; font-variation-settings: 'opsz' 144; text-wrap: balance; }
.display em { font-style: italic; color: var(--lichen-d); }
.lede { font-size: clamp(16px, 1.3vw, 18px); color: var(--ink2); max-width: 520px; margin: 0 0 30px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }
.ca-chip { margin-top: 22px; display: inline-flex; align-items: center; gap: 10px; border: 1px solid var(--rule2); background: var(--paper); border-radius: 999px; padding: 5px 6px 5px 14px; max-width: 100%; min-width: 0; }
.ca-chip__k { font: 500 11px/1 var(--mono); color: var(--lichen-d); }
.ca-chip__v { font-size: 12.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.ca-chip__b { border: 0; background: var(--ink); color: var(--paper); border-radius: 999px; padding: 6px 12px; font-size: 12.5px; cursor: pointer; }
.plate { margin: 0; min-width: 0; }
.plate__frame { position: relative; aspect-ratio: 1 / 1.02; max-height: 640px; width: 100%; border: 1px solid var(--rule2); border-radius: 4px; background: radial-gradient(120% 90% at 50% 45%, #fbfaf5 0%, #f2f0e8 60%, #ebe8de 100%); box-shadow: 0 1px 0 #fff inset, 0 30px 60px -40px rgba(38, 39, 42, .4); overflow: hidden; }
.plate__frame::before { content: ''; position: absolute; inset: 10px; border: 1px solid rgba(38, 39, 42, .08); border-radius: 2px; pointer-events: none; z-index: 1; }
#myc { width: 100%; height: 100%; }
.plate__legend { position: absolute; left: 22px; bottom: 18px; margin: 0; padding: 0; list-style: none; display: flex; gap: 14px; font: 400 11.5px/1 var(--mono); color: var(--mute); z-index: 2; flex-wrap: wrap; }
.plate__legend li { display: flex; align-items: center; gap: 6px; }
.lg { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.lg--spore { background: var(--ink); } .lg--tool { background: transparent; border: 1.5px solid var(--lichen-d); } .lg--pulse { background: var(--lichen); box-shadow: 0 0 0 3px rgba(102, 117, 74, .2); }
.plate__count { position: absolute; right: 20px; top: 18px; margin: 0; font: 400 11.5px/1 var(--mono); color: var(--mute); z-index: 2; }
.plate__count span { color: var(--ink); }
.plate figcaption { margin-top: 12px; font: italic 300 14.5px/1.45 var(--serif); color: var(--ink2); }
.plate figcaption b { font: 500 11px/1 var(--mono); font-style: normal; letter-spacing: .08em; text-transform: uppercase; color: var(--lichen-d); margin-right: 6px; }

/* ---------- conditions strip ---------- */
.conditions { border-top: 1px solid var(--rule2); border-bottom: 1px solid var(--rule2); background: rgba(247, 245, 239, .75); }
.conditions__row { max-width: var(--mw); margin: 0 auto; padding: 16px var(--gut); display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.conditions__k { margin: 0; font: 500 12px/1.3 var(--mono); text-transform: uppercase; letter-spacing: .08em; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.conditions__src { text-transform: none; letter-spacing: 0; color: var(--mute); font-weight: 400; }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--lichen); position: relative; }
.live-dot::after { content: ''; position: absolute; inset: -4px; border-radius: 50%; border: 1px solid var(--lichen); animation: ping 2.4s var(--ease) infinite; }
@keyframes ping { from { transform: scale(.5); opacity: 1; } to { transform: scale(1.8); opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .live-dot::after { animation: none; } }
.cond { margin: 0 0 0 auto; display: flex; gap: 32px; flex-wrap: wrap; }
.cond div { min-width: 0; }
.cond dt { font-size: 11.5px; color: var(--mute); }
.cond dd { margin: 2px 0 0; font: 500 17px/1.2 var(--mono); border-radius: 3px; }
.cond small { font-size: 11px; color: var(--mute); font-weight: 400; }

/* ---------- intro trio ---------- */
.intro__body { min-width: 0; }
.trio { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin-top: 30px; border-top: 1px solid var(--rule2); }
.trio__c { padding: 26px 26px 10px 0; border-right: 1px solid var(--rule); min-width: 0; }
.trio__c + .trio__c { padding-left: 26px; }
.trio__c:last-child { border-right: 0; }
.trio__ico { width: 80px; height: 56px; margin-bottom: 18px; }
.trio__ico .ink { stroke: var(--lichen-d); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.trio__ico circle { fill: var(--ink); }
.trio h3 { font: 500 21px/1.2 var(--serif); margin: 0 0 8px; }
.trio p { margin: 0; color: var(--ink2); font-size: 15px; }

/* ---------- bench (tool frame) ---------- */
.exp__body, .method__body, .ledger__body, .faq__body { min-width: 0; }
.bench { background: var(--paper); border: 1px solid var(--rule2); border-radius: var(--r); padding: clamp(16px, 2.4vw, 28px); box-shadow: 0 1px 0 #fff inset, 0 24px 50px -40px rgba(38, 39, 42, .35); min-width: 0; }
.bench__bar { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; padding-bottom: 18px; border-bottom: 1px solid var(--rule); margin-bottom: 18px; }
.bench__split { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 26px; }
.bench__warn { margin: 16px 0 0; padding: 10px 14px; border-radius: 4px; background: var(--warn-bg); color: var(--warn); font-size: 14px; }
.seg { position: relative; display: inline-flex; padding: 3px; border: 1px solid var(--rule2); border-radius: 999px; background: var(--bone); max-width: 100%; overflow-x: auto; scrollbar-width: none; }
.seg::-webkit-scrollbar { display: none; }
.seg button { position: relative; z-index: 1; border: 0; background: none; padding: 7px 14px; border-radius: 999px; font-size: 13.5px; cursor: pointer; color: var(--ink2); white-space: nowrap; transition: color .25s; }
.seg button.is-on { color: var(--paper); }
.seg__ind { position: absolute; left: 0; top: 3px; bottom: 3px; border-radius: 999px; background: var(--ink); transition: transform .45s var(--ease), width .45s var(--ease); }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--ink2); min-width: 0; }
.field input[type=number], .field input[type=text], .field select, .field textarea, .addr input, .tasks input, .tasks select {
  border: 1px solid var(--rule2); background: var(--paper2); border-radius: 4px; padding: 9px 11px; font-size: 14.5px; color: var(--ink); width: 100%; min-width: 0; transition: border-color .2s, box-shadow .2s; }
.field input:focus, .field select:focus, .field textarea:focus, .addr input:focus, .tasks input:focus, .tasks select:focus { outline: none; border-color: var(--lichen); box-shadow: 0 0 0 3px rgba(102, 117, 74, .18); }
.field--inline { flex-direction: row; align-items: center; gap: 10px; }
.field--inline select { width: auto; }
.field__v { display: flex; align-items: center; gap: 10px; }
.field output, .field--inline output { font: 500 14px/1 var(--mono); min-width: 34px; color: var(--ink); }
input[type=range] { -webkit-appearance: none; appearance: none; height: 22px; background: transparent; flex: 1; min-width: 80px; cursor: pointer; }
input[type=range]::-webkit-slider-runnable-track { height: 2px; background: var(--rule2); }
input[type=range]::-moz-range-track { height: 2px; background: var(--rule2); }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 16px; height: 16px; border-radius: 50%; background: var(--ink); margin-top: -7px; border: 3px solid var(--paper); box-shadow: 0 0 0 1px var(--ink); transition: transform .15s; }
input[type=range]::-moz-range-thumb { width: 12px; height: 12px; border-radius: 50%; background: var(--ink); border: 3px solid var(--paper); }
input[type=range]:active::-webkit-slider-thumb { transform: scale(1.2); }

/* task list */
.tasks { min-width: 0; }
.tasks__head, .task { display: grid; grid-template-columns: 26px minmax(0, 1.4fr) 54px minmax(104px, 1fr) minmax(0, 1.1fr) 22px; gap: 8px; align-items: center; }
.tasks__head { font: 500 10.5px/1 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--mute); padding: 0 0 8px; border-bottom: 1px solid var(--rule); }
.tasks__list { list-style: none; margin: 0 0 14px; padding: 0; }
.task { padding: 8px 0; border-bottom: 1px dashed var(--rule); animation: rowIn .45s var(--ease); }
@keyframes rowIn { from { opacity: 0; transform: translateX(-8px); } }
.task__n { font: 500 13px/1 var(--mono); color: var(--lichen-d); }
.task input, .task select { padding: 6px 8px !important; font-size: 13.5px !important; }
.task.is-crit .task__n { color: var(--paper); background: var(--lichen-d); border-radius: 3px; text-align: center; padding: 4px 0; }
.deps { display: flex; flex-wrap: wrap; gap: 4px; min-width: 0; }
.dep { border: 1px solid var(--rule2); background: none; border-radius: 3px; font: 500 11.5px/1 var(--mono); padding: 4px 6px; cursor: pointer; color: var(--mute); transition: background .2s, color .2s, border-color .2s, transform .12s; }
.dep:active { transform: scale(.92); }
.dep.is-on { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.task__x { border: 0; background: none; cursor: pointer; color: var(--faint); font-size: 18px; line-height: 1; padding: 2px; }
.task__x:hover { color: var(--warn); }
.graph { min-width: 0; display: flex; flex-direction: column; gap: 14px; }
.dag { width: 100%; height: auto; background: var(--paper2); border: 1px solid var(--rule); border-radius: 4px; }
.dag .edge { fill: none; stroke: var(--faint); stroke-width: 1.4; }
.dag .edge.crit { stroke: var(--lichen-d); stroke-width: 2.2; }
.dag .edge.draw-e { stroke-dasharray: var(--l); stroke-dashoffset: var(--l); animation: edraw .9s var(--ease) forwards; }
@keyframes edraw { to { stroke-dashoffset: 0; } }
.dag .node rect { fill: var(--paper); stroke: var(--rule2); }
.dag .node.crit rect { stroke: var(--lichen-d); stroke-width: 1.6; fill: var(--lichen-bg); }
.dag .node text { font: 500 11px var(--sans); fill: var(--ink); }
.dag .node .sub { font: 400 9.5px var(--mono); fill: var(--mute); }
.dag .node { animation: nodeIn .5s var(--ease) backwards; }
@keyframes nodeIn { from { opacity: 0; } }
.gantt { position: relative; border: 1px solid var(--rule); border-radius: 4px; background: var(--paper2); padding: 10px; min-height: 60px; }
.gantt__lane { position: relative; height: 22px; margin: 4px 0; border-bottom: 1px dotted var(--rule); }
.gantt__lbl { position: absolute; left: 0; top: 4px; font: 500 10px/1 var(--mono); color: var(--mute); }
.gantt__bar { position: absolute; top: 2px; height: 18px; border-radius: 2px; background: var(--ink); color: var(--paper); font: 500 10px/18px var(--mono); padding: 0 5px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; transform-origin: left; animation: grow .7s var(--ease) backwards; }
.gantt__bar.crit { background: var(--lichen-d); }
@keyframes grow { from { transform: scaleX(0); } }
.readout { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin: 22px 0 0; border-top: 1px solid var(--rule2); }
.readout div { padding: 14px 14px 0 0; min-width: 0; }
.readout div + div { padding-left: 14px; border-left: 1px solid var(--rule); }
.readout dt { font-size: 12px; color: var(--mute); }
.readout dd { margin: 4px 0 0; font: 400 24px/1.15 var(--serif); overflow-wrap: anywhere; }
.readout dd small { font: 400 12px var(--mono); color: var(--mute); }

/* permissions */
.matrix-wrap { overflow-x: auto; margin: 0 -4px 22px; padding: 0 4px; }
.matrix { border-collapse: separate; border-spacing: 4px; width: 100%; min-width: 640px; }
.matrix th { font: 500 11px/1.2 var(--mono); color: var(--ink2); text-align: left; padding: 4px; vertical-align: bottom; }
.matrix thead th { text-align: center; }
.matrix thead th span { display: block; font: 400 10px var(--sans); color: var(--mute); margin-top: 3px; }
.matrix tbody th { font: 500 14px/1.2 var(--sans); white-space: nowrap; }
.matrix tbody th small { display: block; font: 400 11px var(--sans); color: var(--mute); }
.cell { width: 100%; min-width: 60px; height: 38px; border: 1px solid var(--rule2); border-radius: 4px; background: var(--paper2); cursor: pointer; font: 500 11px/1 var(--mono); color: var(--faint); transition: background .25s, color .25s, border-color .25s, transform .12s; }
.cell:active { transform: scale(.94); }
.cell[data-l="1"] { background: var(--lichen-bg); color: var(--lichen-d); border-color: rgba(102, 117, 74, .5); }
.cell[data-l="2"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.perm-out { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; }
.risk { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.risk__row { display: grid; grid-template-columns: 96px minmax(0, 1fr) 40px; gap: 12px; align-items: center; font-size: 14px; }
.risk__bar { height: 8px; background: var(--bone); border-radius: 4px; overflow: hidden; }
.risk__bar i { display: block; height: 100%; background: var(--ink); border-radius: 4px; transform-origin: left; transition: transform .7s var(--ease), background .3s; }
.risk__bar i.hot { background: var(--warn); }
.risk__v { font: 500 13px var(--mono); text-align: right; }
.risk__flag { grid-column: 1 / -1; margin: -4px 0 4px; font-size: 12.5px; color: var(--warn); }
.seal { border-left: 1px solid var(--rule); padding-left: 24px; min-width: 0; }
.seal__k { margin: 0 0 8px; font-size: 13px; color: var(--ink2); display: flex; align-items: center; gap: 8px; }
.seal__hash { display: block; font-size: 12.5px; line-height: 1.55; word-break: break-all; background: var(--paper2); border: 1px solid var(--rule); border-radius: 4px; padding: 10px 12px; transition: background .4s; }
.seal__acts { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 10px; }
.seal__note { margin: 0; font-size: 12.5px; color: var(--mute); }
.seal__receipt { margin-top: 12px; border: 1px solid rgba(102, 117, 74, .5); background: var(--lichen-bg); border-radius: 4px; padding: 10px 12px; font-size: 13px; overflow-wrap: anywhere; }
.seal__receipt code { font-size: 11.5px; word-break: break-all; }
.seal__receipt a { color: var(--lichen-d); }

/* cost */
.costgrid { display: grid; grid-template-columns: minmax(0, 280px) minmax(0, 1fr); gap: 30px; }
.costin { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.costin__note { margin: 0; font-size: 12.5px; color: var(--mute); }
.costout { min-width: 0; overflow-x: auto; }
.ctab { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 520px; }
.ctab th { font: 500 10.5px/1 var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--mute); text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--rule2); }
.ctab td { padding: 7px 6px; border-bottom: 1px solid var(--rule); vertical-align: middle; }
.ctab .r { text-align: right; }
.ctab td.num { font-size: 13px; text-align: right; white-space: nowrap; }
.ctab input { width: 64px; border: 1px solid transparent; background: transparent; text-align: right; font: 400 13px var(--mono); padding: 4px; border-radius: 3px; }
.ctab input:hover { border-color: var(--rule2); }
.ctab input:focus { outline: none; border-color: var(--lichen); background: var(--paper2); }
.ctab .bar-col { width: 24%; }
.cbar { height: 10px; background: var(--bone); border-radius: 2px; overflow: hidden; }
.cbar i { display: block; height: 100%; background: var(--ink); transform-origin: left; transition: transform .8s var(--ease); }
.ctab tr.is-min .cbar i { background: var(--lichen); }
.ctab tr.is-min td:first-child::after { content: 'cheapest'; margin-left: 8px; font: 500 9.5px/1 var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--lichen-d); border: 1px solid var(--lichen); padding: 2px 4px; border-radius: 2px; }
.costout__sol { margin: 16px 0 0; font-size: 14px; color: var(--ink2); }
.costout__sol b { font: 500 15px var(--mono); color: var(--ink); }

/* memory */
.mem { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 26px; }
.mem__in, .mem__tree { min-width: 0; }
.mem textarea { font: 400 13.5px/1.6 var(--mono); resize: vertical; min-height: 220px; }
.mem__stats { margin: 8px 0 0; font-size: 13px; color: var(--mute); display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.merkle { width: 100%; height: auto; background: var(--paper2); border: 1px solid var(--rule); border-radius: 4px; }
.merkle .mk-e { stroke: var(--faint); stroke-width: 1.2; fill: none; }
.merkle .mk-e.on { stroke: var(--lichen-d); stroke-width: 2; }
.merkle .mk-n rect { fill: var(--paper); stroke: var(--rule2); }
.merkle .mk-n.on rect { fill: var(--lichen-bg); stroke: var(--lichen-d); }
.merkle .mk-n.sib rect { stroke: var(--ink); stroke-dasharray: 3 2; }
.merkle .mk-n.root rect { fill: var(--ink); stroke: var(--ink); }
.merkle .mk-n.root text { fill: var(--paper); }
.merkle .mk-n.changed rect { animation: pulse 1s var(--ease); }
@keyframes pulse { 0% { fill: #d9dfc2; } 100% { } }
.merkle text { font: 400 9.5px var(--mono); fill: var(--ink); }
.mem__root { display: flex; align-items: center; gap: 10px; margin: 12px 0 0; font-size: 13px; min-width: 0; }
.mem__root span { color: var(--mute); }
.mem__root code { font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; flex: 1; }
.proof { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--rule); }
.proof__path { list-style: none; margin: 14px 0 0; padding: 0; display: flex; flex-direction: column; gap: 6px; counter-reset: p; }
.proof__path li { display: grid; grid-template-columns: 60px 54px minmax(0, 1fr); gap: 10px; font-size: 13px; align-items: center; animation: rowIn .4s var(--ease) backwards; }
.proof__path li span { color: var(--mute); font: 400 11.5px var(--mono); }
.proof__path code { font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.proof__ok { margin: 14px 0 0; font-size: 14px; display: flex; gap: 8px; align-items: center; }
.proof__ok.ok::before { content: ''; width: 16px; height: 16px; border-radius: 50%; background: var(--lichen) no-repeat center/10px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Cpath d='M1.5 5.2 4 7.5 8.5 2.5' fill='none' stroke='white' stroke-width='1.6'/%3E%3C/svg%3E"); }

/* account */
.addr { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 20px; }
.addr input { flex: 1 1 280px; font-family: var(--mono) !important; font-size: 13.5px !important; padding: 12px 14px !important; }
.acct { min-height: 60px; }
.acct__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--rule2); }
.acct__grid > div { padding: 14px 14px 14px 0; min-width: 0; }
.acct__grid > div + div { padding-left: 14px; border-left: 1px solid var(--rule); }
.acct__grid dt { font-size: 12px; color: var(--mute); }
.acct__grid dd { margin: 4px 0 0; font: 400 26px/1.1 var(--serif); }
.acct__grid dd small { font: 400 12px var(--mono); color: var(--mute); }
.acct__addr { font: 400 12.5px/1.5 var(--mono); word-break: break-all; color: var(--ink2); margin: 0 0 14px; }
.checks { list-style: none; margin: 16px 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 24px; }
.checks li { display: flex; gap: 10px; font-size: 14px; align-items: baseline; min-width: 0; }
.checks li::before { content: ''; flex: none; width: 9px; height: 9px; border-radius: 50%; border: 1.5px solid var(--lichen); position: relative; top: 1px; }
.checks li.pass::before { background: var(--lichen); }
.checks li.fail::before { border-color: var(--warn); background: var(--warn); }
.spark { margin-top: 18px; }
.spark__k { font-size: 12px; color: var(--mute); margin: 0 0 6px; }
.spark svg { width: 100%; height: 46px; }
.spark rect { fill: var(--ink); transform-origin: bottom; animation: rise .6s var(--ease) backwards; }
@keyframes rise { from { transform: scaleY(0); } }
.toklist { margin: 18px 0 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 6px 18px; }
.toklist li { display: flex; justify-content: space-between; gap: 10px; font-size: 13px; border-bottom: 1px dotted var(--rule); padding: 5px 0; min-width: 0; }
.toklist code { font-size: 11.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; color: var(--ink2); }

/* ---------- WOW: pinned run ---------- */
.run { position: relative; height: 340vh; background: var(--ink); color: var(--bone); }
.run__pin { position: sticky; top: 0; height: 100vh; max-width: var(--mw); margin: 0 auto; padding: clamp(70px, 9vh, 110px) var(--gut) 40px; display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(24px, 4vw, 60px); align-items: center; }
.run .exp__k { color: var(--lichen-l); }
.run .h2 { color: var(--bone); }
.run__copy { min-width: 0; }
.run__steps { list-style: none; margin: 26px 0 0; padding: 0; counter-reset: s; }
.run__steps li { position: relative; padding: 12px 0 12px 44px; border-top: 1px solid rgba(239, 236, 228, .12); color: rgba(239, 236, 228, .42); font-size: 15px; transition: color .5s; counter-increment: s; }
.run__steps li::before { content: counter(s, decimal-leading-zero); position: absolute; left: 0; top: 13px; font: 500 12px var(--mono); color: rgba(239, 236, 228, .35); transition: color .5s; }
.run__steps li b { display: block; font: 400 20px/1.2 var(--serif); color: rgba(239, 236, 228, .55); margin-bottom: 2px; transition: color .5s; }
.run__steps li.is-on { color: rgba(239, 236, 228, .85); }
.run__steps li.is-on b { color: var(--bone); }
.run__steps li.is-on::before { color: var(--lichen-l); }
.run__stage { position: relative; height: min(70vh, 600px); min-width: 0; border: 1px solid rgba(239, 236, 228, .14); border-radius: 6px; background: radial-gradient(100% 80% at 50% 40%, #303135 0%, #232427 100%); overflow: hidden; }
#runCv { width: 100%; height: 100%; }
.run__bar { position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: rgba(239, 236, 228, .1); }
.run__bar i { display: block; height: 100%; background: var(--lichen-l); transform-origin: left; transform: scaleX(0); }

/* ---------- method, ledger, faq ---------- */
.steps { list-style: none; margin: 30px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--ink); }
.steps li { padding: 22px 20px 0 0; min-width: 0; }
.steps li + li { padding-left: 20px; border-left: 1px solid var(--rule); }
.steps__n { font: italic 300 34px/1 var(--serif); color: var(--lichen-d); }
.steps h3 { font: 500 19px/1.25 var(--serif); margin: 12px 0 8px; }
.steps p { margin: 0; font-size: 14.5px; color: var(--ink2); }
.ltab { width: 100%; border-collapse: collapse; font-size: 14.5px; margin-top: 18px; background: var(--paper); border: 1px solid var(--rule2); }
.ltab th { text-align: left; font: 500 10.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); padding: 12px 14px; border-bottom: 1px solid var(--rule2); }
.ltab td { padding: 11px 14px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.kind { font: 500 10.5px/1 var(--mono); text-transform: uppercase; letter-spacing: .05em; padding: 3px 6px; border-radius: 2px; border: 1px solid var(--rule2); color: var(--ink2); white-space: nowrap; }
.kind--live { border-color: var(--lichen); color: var(--lichen-d); background: var(--lichen-bg); }
.kind--model { border-style: dashed; }
.faq__list { margin-top: 18px; border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--rule2); }
.faq summary { list-style: none; cursor: pointer; padding: 18px 40px 18px 0; font: 400 20px/1.3 var(--serif); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ''; position: absolute; right: 8px; top: 50%; width: 12px; height: 12px; margin-top: -8px; border-right: 1.5px solid var(--ink); border-bottom: 1.5px solid var(--ink); transform: rotate(45deg); transition: transform .35s var(--ease); }
.faq details[open] summary::after { transform: rotate(225deg); margin-top: -2px; }
.faq details p { margin: 0 0 20px; color: var(--ink2); max-width: 720px; animation: rowIn .4s var(--ease); }
.faq code { font-size: 13px; background: var(--paper); padding: 1px 5px; border-radius: 3px; overflow-wrap: anywhere; }

/* ---------- footer ---------- */
.foot { border-top: 1px solid var(--ink); background: var(--paper); margin-top: 40px; }
.foot__row { max-width: var(--mw); margin: 0 auto; padding: 48px var(--gut) 24px; display: flex; gap: 40px; justify-content: space-between; flex-wrap: wrap; }
.foot__brand { max-width: 620px; min-width: 0; }
.foot__word { font: 300 44px/1 var(--serif); margin: 0 0 14px; letter-spacing: -.02em; }
.foot__honest { margin: 0; font-size: 14px; color: var(--ink2); }
.foot__links { list-style: none; margin: 0; padding: 0; display: flex; gap: 20px; flex-wrap: wrap; align-items: flex-start; font-size: 14px; }
.foot__links a, .foot__links .linkbtn { color: var(--ink2); }
.foot__fine { max-width: var(--mw); margin: 0 auto; padding: 0 var(--gut) 32px; font: 400 12px var(--mono); color: var(--mute); }

/* ---------- review sheet ---------- */
.sheet-modal { position: fixed; inset: 0; z-index: 700; background: rgba(38, 39, 42, .45); display: flex; align-items: flex-end; justify-content: center; padding: 16px; animation: fadeIn .25s; }
@keyframes fadeIn { from { opacity: 0; } }
.sheet-modal__card { width: 100%; max-width: 560px; background: var(--paper2); border-radius: 10px; padding: 26px; box-shadow: 0 30px 80px -20px rgba(0, 0, 0, .5); animation: up .4s var(--ease); max-height: calc(100vh - 32px); overflow-y: auto; }
@keyframes up { from { transform: translateY(30px); opacity: 0; } }
.review { margin: 0 0 20px; }
.review div { display: grid; grid-template-columns: 140px minmax(0, 1fr); gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--rule); font-size: 14px; }
.review dt { color: var(--mute); }
.review dd { margin: 0; overflow-wrap: anywhere; }
.review code { font-size: 12px; word-break: break-all; }
.sheet-modal__acts { display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; }
@media (min-width: 700px) { .sheet-modal { align-items: center; } }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  :root { --marg: 150px; }
  .hero { grid-template-columns: var(--marg) minmax(0, 1fr); }
  .hero__plate { grid-column: 2; margin-top: 36px; }
  .plate__frame { aspect-ratio: 16 / 11; }
  .bench__split, .mem { grid-template-columns: minmax(0, 1fr); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps li:nth-child(3) { border-left: 0; padding-left: 0; }
  .steps li { padding-bottom: 22px; }
  .top__entry { display: none; }
}
@media (max-width: 860px) {
  .sheet, .hero { grid-template-columns: minmax(0, 1fr); }
  .hero__plate { grid-column: 1; }
  .margin { border-right: 0; padding-right: 0; display: flex; flex-wrap: wrap; gap: 6px 24px; align-items: flex-end; border-bottom: 1px solid rgba(102, 117, 74, .35); margin-bottom: 26px; padding-bottom: 6px; }
  .margin::after { display: none; }
  .note { flex: 1 1 220px; margin-bottom: 14px; }
  .exp__no { margin: 0 10px 8px 0; font-size: 64px; flex: none; }
  .hero .margin { display: none; }
  .nav__toggle { display: block; }
  .nav { order: 3; margin-left: 0; }
  .wallet-slot { order: 2; margin-left: auto; }
  .nav__list { position: fixed; left: 0; right: 0; top: 61px; flex-direction: column; align-items: stretch; gap: 0; background: var(--paper2); border-bottom: 1px solid var(--rule2); padding: 8px var(--gut) 16px; transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity .25s, transform .3s var(--ease); box-shadow: 0 20px 40px -20px rgba(38, 39, 42, .3); }
  .nav__list.is-open { opacity: 1; transform: none; pointer-events: auto; }
  .nav__list a { padding: 13px 4px; font-size: 16px; border-bottom: 1px solid var(--rule); border-radius: 0; }
  .trio { grid-template-columns: minmax(0, 1fr); }
  .trio__c, .trio__c + .trio__c { padding: 22px 0; border-right: 0; border-bottom: 1px solid var(--rule); }
  .readout, .acct__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .readout div:nth-child(3), .acct__grid > div:nth-child(3) { border-left: 0; padding-left: 0; }
  .perm-out, .costgrid { grid-template-columns: minmax(0, 1fr); }
  .seal { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule); padding-top: 18px; }
  .cond { margin-left: 0; gap: 18px 26px; }
  .run { height: auto; }
  .run__pin { position: relative; height: auto; grid-template-columns: minmax(0, 1fr); padding-top: 72px; padding-bottom: 72px; }
  .run__stage { height: 360px; order: -1; }
  .checks { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 560px) {
  body { font-size: 15.5px; }
  .brand__word { font-size: 19px; }
  .top__row { gap: 10px; }
  .tasks__head { display: none; }
  .task { grid-template-columns: 24px minmax(0, 1fr) 58px 26px; grid-template-areas: 'n name dur x' '. tool tool tool' '. deps deps deps'; row-gap: 6px; }
  .task__n { grid-area: n; } .task__name { grid-area: name; } .task__dur { grid-area: dur; } .task__tool { grid-area: tool; } .deps { grid-area: deps; } .task__x { grid-area: x; }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .steps li + li { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule); }
  .readout dd, .acct__grid dd { font-size: 21px; }
  .review div { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .ltab { font-size: 13px; }
  .ltab th:nth-child(3), .ltab td:nth-child(3) { display: none; }
  .plate__frame { aspect-ratio: 1 / 1.05; }
  .plate__legend { left: 16px; bottom: 14px; gap: 10px; }
  .risk__row { grid-template-columns: 82px minmax(0, 1fr) 34px; }
  .foot__word { font-size: 36px; }
}
.matrix-wrap, .costout, .bench { position: relative; }
.mem textarea { width: 100%; border: 1px solid var(--rule2); background: var(--paper2); border-radius: 4px; padding: 10px 12px; display: block; margin-top: 6px; }
.mem textarea:focus { outline: none; border-color: var(--lichen); box-shadow: 0 0 0 3px rgba(102, 117, 74, .18); }
.mem__in > .field { display: block; }
.hero { grid-template-columns: var(--marg) minmax(0, 1fr) minmax(0, 1.2fr); }
@media (max-width: 1100px) { .hero { grid-template-columns: var(--marg) minmax(0, 1fr); } }
@media (max-width: 860px) { .hero { grid-template-columns: minmax(0, 1fr); } }