@font-face { font-family: "Onest"; src: url(/fonts/onest.woff2) format("woff2"); font-weight: 400 700; font-display: swap; }
@font-face { font-family: "Spectral"; src: url(/fonts/spectral-500.woff2) format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Spectral"; src: url(/fonts/spectral-700.woff2) format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Sometype Mono"; src: url(/fonts/sometype-mono.woff2) format("woff2"); font-weight: 400 600; font-display: swap; }

:root {
  --paper: #f4f1ff;
  --paper-2: #ebe6fd;
  --card: #fdfcff;
  --ink: #1a1530;
  --ink-2: #463f63;
  --ink-3: #6a6388;
  --line: #ddd6f7;
  --violet: #6c4bf4;
  --violet-d: #5131d4;
  --lav: #cfc4ff;
  --lav-2: #e2dbff;
  --deep: #3b2a8f;
  --pass: #17784f;
  --pass-bg: #dff3ea;
  --fail: #b3302f;
  --fail-bg: #fbe3e1;
  --wait: #6a6388;
  --wait-bg: #ece8fa;
  --display: "Spectral", Georgia, serif;
  --sans: "Onest", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Sometype Mono", ui-monospace, Consolas, monospace;
  --r: 14px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --shadow: 0 1px 0 rgba(26, 21, 48, .04), 0 14px 34px -18px rgba(44, 26, 120, .28);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 76px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.6 var(--sans); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
img, svg { display: block; max-width: 100%; }
a { color: var(--violet-d); text-underline-offset: 3px; }
a:hover { color: var(--ink); }
code, pre { font-family: var(--mono); font-size: .9em; }
h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.08; letter-spacing: -.012em; margin: 0; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--violet); outline-offset: 3px; border-radius: 6px; }
.sr, .hp { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--ink); color: #fff; padding: 10px 14px; border-radius: 8px; z-index: 50; }
.skip:focus { top: 12px; color: #fff; }
.wrap { width: min(1160px, 100% - 40px); margin-inline: auto; }
.narrow { width: min(760px, 100% - 40px); }
.muted { color: var(--ink-3); }

/* ---------- header */
.top { position: sticky; top: 0; z-index: 20; background: rgba(244, 241, 255, .86); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.top.scrolled { border-bottom-color: var(--line); }
.top-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font: 700 21px/1 var(--display); letter-spacing: -.01em; }
.brand img { border-radius: 9px; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { color: var(--ink-2); text-decoration: none; font-weight: 500; font-size: 15px; padding: 8px 10px; border-radius: 9px; transition: background-color .15s, color .15s; }
.nav a:hover { background: var(--lav-2); color: var(--ink); }
.icon-btn { display: inline-grid; place-items: center; width: 38px; height: 38px; padding: 0 !important; border-radius: 10px; color: var(--ink) !important; border: 1px solid var(--line); background: var(--card); }
.icon-btn svg { width: 16px; height: 16px; }

/* ---------- buttons & small parts */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 22px; border-radius: 12px; font-weight: 600; font-size: 16px; text-decoration: none; border: 1.5px solid transparent; cursor: pointer; transition: transform .16s var(--ease), background-color .16s, box-shadow .16s, color .16s; }
.btn:active { transform: translateY(1px) scale(.985); }
.btn-primary { background: var(--violet); color: #fff; box-shadow: 0 8px 20px -10px rgba(108, 75, 244, .8); }
.btn-primary:hover { background: var(--violet-d); color: #fff; }
.btn-ghost { border-color: var(--violet); color: var(--violet-d); background: transparent; }
.btn-ghost:hover { background: var(--lav-2); color: var(--ink); }
.btn-light { background: var(--paper); color: var(--ink); margin-top: 28px; }
.btn-light:hover { background: #fff; color: var(--ink); }
.eyebrow { font: 600 13px/1.2 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--violet-d); margin-bottom: 14px; }
.lede { font-size: 18px; color: var(--ink-2); max-width: 36em; margin-top: 18px; }
.empty { color: var(--ink-3); padding: 24px 0; }

.badge { display: inline-flex; align-items: center; gap: 7px; font: 600 12.5px/1 var(--sans); padding: 6px 10px 6px 9px; border-radius: 999px; white-space: nowrap; }
.badge i { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.badge-pass { color: var(--pass); background: var(--pass-bg); }
.badge-fail { color: var(--fail); background: var(--fail-bg); }
.badge-wait { color: var(--wait); background: var(--wait-bg); }
.pill { display: inline-flex; align-items: center; font: 500 12.5px/1 var(--sans); padding: 6px 10px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); color: var(--ink-2); }

/* ---------- terminal line */
.term { position: relative; display: flex; align-items: stretch; background: var(--ink); color: #efeaff; border-radius: 12px; overflow: hidden; }
.term code { flex: 1; min-width: 0; display: block; padding: 14px 16px; font-size: 13px; line-height: 1.55; white-space: pre-wrap; word-break: break-all; }
.term code::before { content: "$ "; color: var(--lav); }
.term-sm code { font-size: 12px; }
.copy { flex: none; align-self: flex-start; margin: 8px 8px 8px 0; min-height: 34px; padding: 0 12px; border-radius: 8px; border: 1px solid rgba(207, 196, 255, .35); background: rgba(255, 255, 255, .06); color: #fff; font-size: 13px; font-weight: 600; cursor: pointer; transition: background-color .15s, transform .15s var(--ease); }
.copy:hover { background: rgba(255, 255, 255, .14); }
.copy:active { transform: scale(.96); }
.copy.done { background: var(--violet); border-color: var(--violet); }

/* ---------- hero */
.hero { padding: 40px 0 72px; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background:
  radial-gradient(600px 300px at 85% 30%, rgba(108, 75, 244, .12), transparent 70%),
  repeating-linear-gradient(90deg, transparent 0 79px, rgba(108, 75, 244, .05) 79px 80px);
  pointer-events: none; }
.hero-in { position: relative; display: grid; grid-template-columns: 1fr; gap: 40px; align-items: center; }
.hero h1 { font-size: clamp(38px, 10.5vw, 70px); max-width: 11.5em; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-facts { display: flex; flex-wrap: wrap; gap: 8px 18px; list-style: none; padding: 0; margin: 26px 0 0; color: var(--ink-2); font-size: 14.5px; }
.hero-facts li { display: flex; align-items: center; gap: 8px; }
.hero-facts li::before { content: ""; width: 6px; height: 6px; border-radius: 2px; background: var(--violet); transform: rotate(45deg); }

/* the shelf: books are buttons, the plank is a bar */
.stage { position: relative; display: grid; justify-items: center; }
.shelf { position: relative; display: flex; align-items: flex-end; justify-content: center; gap: 6px; padding: 30px 8px 0; width: 100%; max-width: 440px; }
.plank { width: 100%; max-width: 470px; height: 16px; border-radius: 6px; background: var(--ink); box-shadow: 0 16px 24px -14px rgba(26, 21, 48, .6); position: relative; z-index: 2; }
.plank::after { content: ""; position: absolute; left: 3%; right: 3%; top: 100%; height: 10px; background: linear-gradient(#2a2347, transparent); border-radius: 0 0 6px 6px; opacity: .25; }
.bookend { width: 16px; height: 64px; border-radius: 4px 4px 0 0; background: var(--ink); margin-left: 4px; }
.book { --lift: 0px; --tilt: 0deg; position: relative; flex: 0 1 62px; min-width: 46px; display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 12px 0 14px; border: 0; border-radius: 7px 7px 3px 3px; cursor: pointer; transform-origin: 50% 100%; transform: translateY(var(--lift)) rotate(var(--tilt)); transition: transform .45s var(--ease), box-shadow .3s; box-shadow: inset -6px 0 0 rgba(0, 0, 0, .07), inset 2px 0 0 rgba(255, 255, 255, .25); -webkit-tap-highlight-color: transparent; }
.book:hover { --lift: -8px; }
.book[aria-pressed="true"] { --lift: -26px; --tilt: -5deg; box-shadow: inset -6px 0 0 rgba(0, 0, 0, .07), 0 22px 26px -14px rgba(26, 21, 48, .55); z-index: 3; }
.book.h1 { height: 222px; } .book.h2 { height: 196px; } .book.h3 { height: 240px; } .book.h4 { height: 208px; }
.book-band { width: 100%; height: 7px; flex: none; background: currentColor; opacity: .9; }
.book-band.b2 { margin-top: auto; }
.book-ico { width: 22px; height: 22px; flex: none; }
.book-title { writing-mode: vertical-rl; transform: rotate(180deg); font: 700 18px/1 var(--display); letter-spacing: .01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-height: 140px; }
.tone-violet { background: var(--violet); color: #fff; }
.tone-ink { background: var(--ink); color: var(--lav); }
.tone-lav { background: var(--lav); color: var(--deep); }
.tone-paper { background: #fff; color: var(--violet); box-shadow: inset 0 0 0 1px var(--line), inset -6px 0 0 rgba(0, 0, 0, .04); }
.tone-deep { background: var(--deep); color: var(--lav-2); }
.tone-ink .book-title, .tone-violet .book-title, .tone-deep .book-title { color: #fff; }
.tone-lav .book-title { color: var(--ink); }
.tone-paper .book-title { color: var(--ink); }
.book-slot { flex: 0 1 46px; min-width: 38px; background: transparent; border: 2px dashed var(--lav); color: var(--violet-d); box-shadow: none; text-decoration: none; justify-content: center; padding: 10px 0; }
.book-slot .book-title { color: var(--violet-d); font-size: 14px; font-weight: 500; }
.book-slot:hover { border-color: var(--violet); background: rgba(108, 75, 244, .06); color: var(--violet-d); }
.stage-hint { margin: 14px 0 0; font: 500 13px/1.3 var(--mono); color: var(--ink-3); transition: opacity .4s; }
.stage.touched .book-slot { flex: 0 1 46px; min-width: 38px; background: transparent; border: 2px dashed var(--lav); color: var(--violet-d); box-shadow: none; text-decoration: none; justify-content: center; padding: 10px 0; }
.book-slot .book-title { color: var(--violet-d); font-size: 14px; font-weight: 500; }
.book-slot:hover { border-color: var(--violet); background: rgba(108, 75, 244, .06); color: var(--violet-d); }
.stage-hint { opacity: 0; }

.card { width: 100%; max-width: 470px; margin-top: 14px; background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 20px; box-shadow: var(--shadow); position: relative; }
.card::before { content: ""; position: absolute; left: 20px; right: 20px; top: -1px; height: 3px; border-radius: 0 0 3px 3px; background: var(--violet); }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.card-cat { font: 600 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); }
.card-title { font-size: 26px; margin-top: 12px; }
.card-sum { color: var(--ink-2); margin-top: 8px; font-size: 15px; }
.card-facts { display: grid; grid-template-columns: 1.6fr .8fr .8fr; gap: 10px; margin: 16px 0; }
.card-facts div { min-width: 0; }
.card-facts dt { font: 600 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); }
.card-facts dd { margin: 6px 0 0; font-size: 14px; font-weight: 500; overflow-wrap: anywhere; }
.card-link { display: inline-flex; gap: 6px; margin-top: 14px; font-weight: 600; font-size: 15px; text-decoration: none; }
.card-link span { transition: transform .2s var(--ease); }
.card-link:hover span { transform: translateX(4px); }
.card.swap [data-f] { animation: cardIn .38s var(--ease) both; }
@keyframes cardIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------- sections */
.sec { padding: 76px 0; }
.sec-tight { padding: 36px 0 76px; }
.sec-tint { background: var(--paper-2); }
.sec-head { margin-bottom: 34px; }
.sec-head h2 { font-size: clamp(30px, 7.4vw, 46px); }
.sec-lede { color: var(--ink-2); margin-top: 14px; max-width: 40em; font-size: 17px; }

.filters { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.search { display: flex; align-items: center; gap: 8px; flex: 1 1 260px; max-width: 420px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 0 12px; min-height: 46px; color: var(--ink-3); }
.search svg { width: 18px; height: 18px; flex: none; }
.search input { border: 0; outline: 0; background: transparent; font: inherit; color: var(--ink); width: 100%; min-height: 44px; font-size: 16px; }
.search:focus-within { border-color: var(--violet); box-shadow: 0 0 0 3px rgba(108, 75, 244, .18); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { min-height: 38px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink-2); font-weight: 500; font-size: 14px; cursor: pointer; transition: background-color .15s, color .15s, border-color .15s; }
.chip:hover { border-color: var(--violet); }
.chip[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }

.rows { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.row { border-bottom: 1px solid var(--line); }
.row-link { display: grid; grid-template-columns: 44px 1fr; gap: 6px 16px; padding: 20px 4px; color: inherit; text-decoration: none; border-radius: 10px; transition: background-color .2s; }
.row-link:hover { background: rgba(255, 255, 255, .6); color: inherit; }
.row-link:hover .mini { transform: translateY(-4px) rotate(-4deg); }
.mini { width: 44px; height: 60px; border-radius: 5px 5px 2px 2px; display: grid; place-items: center; transition: transform .3s var(--ease); align-self: start; }
.mini-ico { width: 20px; height: 20px; }
.row-main { display: grid; gap: 3px; min-width: 0; }
.row-job { font: 600 12px/1.2 var(--mono); color: var(--violet-d); text-transform: uppercase; letter-spacing: .05em; }
.row-name { font: 700 22px/1.15 var(--display); }
.row-sum { color: var(--ink-2); font-size: 15px; }
.row-meta { grid-column: 2; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; margin-top: 6px; }
.meta-line { display: flex; flex-wrap: wrap; gap: 4px 12px; font-size: 13.5px; color: var(--ink-3); }
.meta-line span { display: inline-flex; align-items: center; gap: 6px; }
.meta-line span::before { content: ""; width: 4px; height: 4px; border-radius: 50%; background: var(--lav); }

.trio { display: grid; gap: 16px; }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; }
.panel h3 { font-size: 24px; margin: 12px 0 8px; }
.panel p { color: var(--ink-2); font-size: 15.5px; }
.art { width: 100%; height: auto; max-height: 150px; border-radius: 10px; background: var(--paper); }
.a-paper { fill: #fff; stroke: var(--line); }
.a-paper2 { fill: var(--lav-2); }
.a-violet { fill: var(--violet); }
.a-violet-soft { fill: var(--violet); }
.a-ink { fill: var(--ink); }
.a-line { fill: var(--line); }
.a-rule { stroke: var(--line); stroke-width: 1.5; }
.a-stroke { stroke: var(--violet); stroke-width: 3; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.a-stroke-w { stroke: #fff; stroke-width: 3.5; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.a-stamp rect { fill: rgba(23, 120, 79, .08); stroke: var(--pass); stroke-width: 2.5; }
.a-stamp text { fill: var(--pass); font: 700 15px var(--mono); letter-spacing: .12em; }
.panel .a-stamp { transform-box: fill-box; transform-origin: center; }
.panel.in .a-stamp { animation: stamp .5s .25s var(--ease) both; }
@keyframes stamp { from { opacity: 0; transform: scale(1.5) rotate(-8deg); } 60% { opacity: 1; } to { opacity: 1; transform: scale(1) rotate(-8deg); } }

.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; counter-reset: s; }
.steps li { display: grid; grid-template-columns: 44px 1fr; gap: 16px; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; }
.steps li > div { min-width: 0; }
.step-n { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--lav-2); color: var(--deep); font: 700 22px/1 var(--display); }
.steps h3 { font-size: 22px; margin-bottom: 6px; }
.steps p { color: var(--ink-2); font-size: 15.5px; }
.steps .term { margin-top: 14px; }

.sec-ink { background: var(--ink); color: #efeaff; }
.sec-ink .eyebrow { color: var(--lav); }
.sec-ink .sec-lede { color: #c9c1ec; }
.duo { display: grid; gap: 16px; }
.earn { border: 1px solid rgba(207, 196, 255, .22); border-radius: var(--r); padding: 24px; background: rgba(255, 255, 255, .03); }
.earn-tag { font: 600 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .07em; color: var(--lav); }
.earn h3 { font-size: 26px; margin: 12px 0 10px; color: #fff; }
.earn p { color: #c9c1ec; font-size: 15.5px; }
.earn .status { margin-top: 16px; padding-top: 14px; border-top: 1px dashed rgba(207, 196, 255, .25); color: #fff; font-weight: 500; font-size: 14.5px; }
.earn code { overflow-wrap: anywhere; }

.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 0 18px; }
.faq summary { cursor: pointer; list-style: none; padding: 16px 28px 16px 0; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 2px; top: 50%; width: 10px; height: 10px; border-right: 2px solid var(--violet); border-bottom: 2px solid var(--violet); transform: translateY(-70%) rotate(45deg); transition: transform .25s var(--ease); }
.faq details[open] summary::after { transform: translateY(-30%) rotate(225deg); }
.faq details p { padding: 0 0 18px; color: var(--ink-2); }

/* ---------- footer */
.foot { border-top: 1px solid var(--line); padding: 36px 0 44px; }
.foot-in { display: grid; gap: 16px; }
.foot-brand { display: flex; align-items: center; gap: 10px; font: 700 19px/1 var(--display); }
.foot-brand img { border-radius: 8px; }
.foot-note { color: var(--ink-3); font-size: 14px; max-width: 36em; }
.foot-nav { display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: center; }
.foot-nav a { color: var(--ink-2); font-size: 14.5px; text-decoration: none; padding: 6px 0; }
.foot-nav a:hover { color: var(--violet-d); }

/* ---------- skill page */
.skill-hero { padding: 26px 0 8px; }
.skill-hero h1 { font-size: clamp(36px, 9vw, 58px); }
.skill-hero .narrow h1 { margin-top: 0; }
.skill-hero .narrow .btn { margin-top: 26px; }
.crumbs { display: flex; gap: 8px; font-size: 14px; color: var(--ink-3); margin-bottom: 22px; }
.crumbs a { color: var(--ink-2); }
.skill-head { display: grid; grid-template-columns: 54px 1fr; gap: 18px; align-items: start; }
.skill-book { margin: 6px 0 0 6px; width: 54px; height: 120px; border-radius: 7px 7px 3px 3px; display: flex; flex-direction: column; align-items: center; gap: 12px; padding-bottom: 10px; box-shadow: 0 14px 22px -14px rgba(26, 21, 48, .6); transform: rotate(-4deg); }
.skill-book .book-band { margin-top: 12px; }
.skill-book .book-band.b2 { margin-top: auto; }
.skill-head .lede { margin-top: 12px; }
.skill-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.skill-grid { display: grid; gap: 16px; }
.skill-main, .skill-side { display: grid; gap: 16px; align-content: start; min-width: 0; }
.box { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; min-width: 0; }
.box-title { font-size: 22px; margin-bottom: 14px; }
.box-note { color: var(--ink-2); font-size: 15px; margin-top: 12px; }
.box-note:first-child, .box-title + .box-note { margin-top: 0; }
.box-note q { color: var(--ink); font-style: italic; }
.box .term { margin-top: 14px; }

.tabs, .file-tabs { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; border-bottom: 1px solid var(--line); margin: 0 -4px; padding: 0 4px; }
.tabs::-webkit-scrollbar, .file-tabs::-webkit-scrollbar { display: none; }
.tab, .file-tab { flex: none; min-height: 42px; padding: 0 12px; border: 0; background: none; cursor: pointer; color: var(--ink-3); font-weight: 600; font-size: 14.5px; border-bottom: 2.5px solid transparent; margin-bottom: -1px; transition: color .15s, border-color .15s; }
.file-tab { font: 500 13px var(--mono); }
.tab[aria-selected="true"], .file-tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--violet); }
.shell-switch { display: inline-flex; margin-top: 14px; background: var(--paper); border-radius: 10px; padding: 3px; }
.seg { min-height: 36px; padding: 0 12px; border: 0; border-radius: 8px; background: none; cursor: pointer; font-size: 13.5px; font-weight: 600; color: var(--ink-3); transition: background-color .15s, color .15s; }
.seg[aria-pressed="true"] { background: #fff; color: var(--ink); box-shadow: 0 1px 3px rgba(26, 21, 48, .12); }

.file-pane { margin-top: 14px; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.file-bar { display: flex; justify-content: space-between; gap: 10px; padding: 8px 12px; background: var(--paper); font: 500 12.5px var(--mono); color: var(--ink-3); }
.file-pane pre { margin: 0; padding: 14px; max-height: 460px; overflow: auto; background: #fff; font-size: 12.5px; line-height: 1.6; tab-size: 2; }
.kv { display: grid; gap: 10px; margin: 18px 0 0; }
.kv div { display: grid; grid-template-columns: 82px 1fr; gap: 12px; font-size: 14.5px; }
.kv dt { color: var(--ink-3); }
.kv dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.hash { font-size: 12px; color: var(--ink-2); }

.perms { list-style: none; padding: 0; margin: 0; display: grid; }
.perms li { display: grid; grid-template-columns: 82px 1fr; gap: 12px; padding: 11px 0; border-top: 1px dashed var(--line); font-size: 14.5px; }
.perms li:first-child { border-top: 0; padding-top: 0; }
.perm-k { color: var(--ink-3); }
.perm-v { min-width: 0; overflow-wrap: anywhere; }
.perm-v code { background: var(--paper); padding: 2px 6px; border-radius: 5px; font-size: 12.5px; }
.sources { margin: 0; padding-left: 18px; display: grid; gap: 6px; font-size: 14.5px; }

.slip { background: #fffdf6; border-color: #e9e1c9; position: relative; }
.slip::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 6px; background: repeating-linear-gradient(90deg, var(--violet) 0 14px, transparent 14px 20px); border-radius: var(--r) var(--r) 0 0; opacity: .5; }
.slip-rows { list-style: none; padding: 0; margin: 14px 0 0; }
.slip-row { display: grid; grid-template-columns: 1fr auto; gap: 4px 10px; padding: 10px 0; border-top: 1px solid #ece4cc; font-size: 13.5px; }
.slip-row time { font-family: var(--mono); font-size: 12.5px; color: var(--ink-2); }
.slip-detail { grid-column: 1 / -1; color: var(--ink-3); font-size: 12.5px; overflow-wrap: anywhere; }
.stamp { font: 700 11.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; padding: 5px 8px; border: 2px solid currentColor; border-radius: 5px; transform: rotate(-4deg); }
.stamp-pass { color: var(--pass); }
.stamp-fail { color: var(--fail); }
.slip-empty { margin-top: 12px; color: var(--ink-2); font-size: 14.5px; padding: 14px; border: 1.5px dashed #e3d9bb; border-radius: 10px; }
.checks { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 4px; font-size: 14px; }
.checks li { display: flex; gap: 8px; }
.checks .ok span { color: var(--pass); font-weight: 700; }
.checks .no span { color: var(--fail); font-weight: 700; }

/* ---------- publish & admin */
.pub-grid { display: grid; gap: 16px; align-items: start; }
.needs { margin: 0; padding-left: 20px; display: grid; gap: 10px; color: var(--ink-2); font-size: 15px; }
.needs strong { color: var(--ink); }
.needs code { background: var(--paper); padding: 1px 5px; border-radius: 4px; }
.form { display: grid; gap: 14px; }
.form label { display: grid; gap: 6px; font-weight: 600; font-size: 14.5px; }
.form input:not([type="radio"]), .form textarea { font: inherit; font-size: 16px; font-weight: 400; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 11px 12px; width: 100%; min-height: 46px; transition: border-color .15s, box-shadow .15s; }
.form input:focus, .form textarea:focus { outline: 0; border-color: var(--violet); box-shadow: 0 0 0 3px rgba(108, 75, 244, .18); }
.radios { border: 0; padding: 0; margin: 0; display: grid; gap: 8px; }
.radios legend { font-weight: 600; font-size: 14.5px; margin-bottom: 6px; padding: 0; }
.radios label { display: flex; align-items: center; gap: 10px; font-weight: 400; min-height: 32px; }
.radios input { accent-color: var(--violet); width: 18px; height: 18px; }
.form-msg { font-size: 14.5px; min-height: 1.4em; }
.form-msg.ok { color: var(--pass); }
.form-msg.err { color: var(--fail); }
.admin-h { font-size: 40px; margin-bottom: 20px; }
[data-admin] .box { margin-bottom: 16px; }
.sub { border-top: 1px solid var(--line); padding: 14px 0; display: grid; gap: 6px; font-size: 14.5px; }
.sub-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.sub-actions button { min-height: 36px; padding: 0 12px; border-radius: 8px; border: 1px solid var(--line); background: #fff; cursor: pointer; }

/* ---------- reveal */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s var(--ease), transform .6s var(--ease); transition-delay: var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; }


/* ---------- larger screens */
@media (min-width: 720px) {
  .wrap { width: min(1160px, 100% - 64px); }
  .hero { padding: 56px 0 96px; }
  .trio { grid-template-columns: repeat(3, 1fr); }
  .duo { grid-template-columns: 1fr 1fr; }
  .row-link { grid-template-columns: 44px 1fr auto; align-items: center; padding: 20px 12px; }
  .row-meta { grid-column: 3; flex-direction: column; align-items: flex-end; margin: 0; text-align: right; }
  .meta-line { justify-content: flex-end; }
  .foot-in { grid-template-columns: auto 1fr; align-items: center; column-gap: 36px; }
  .foot-nav { grid-column: 1 / -1; }
  .book { flex-basis: 68px; }
  .pub-grid { grid-template-columns: 1fr 1fr; }
  .box { padding: 24px; }
}
@media (min-width: 1000px) {
  .hero-in { grid-template-columns: 1.05fr 1fr; gap: 56px; }
  .skill-grid { grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); align-items: start; }
  .skill-head { grid-template-columns: 70px 1fr; gap: 28px; }
  .skill-book { width: 70px; height: 160px; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .steps li { grid-template-columns: 1fr; align-content: start; }
  .sec { padding: 100px 0; }
  .sec-tight { padding: 40px 0 100px; }
}
@media (max-width: 560px) {
  .nav a[href="/#how"] { display: none; }
  .hero h1 { font-size: clamp(34px, 10vw, 44px); }
  .lede { font-size: 17px; }
}
@media (max-width: 380px) {
  .nav a:not(.icon-btn) { padding: 8px 7px; font-size: 14px; }
  .brand { font-size: 19px; }
  .book { min-width: 0; flex-basis: 52px; }
  .book-title { font-size: 15px; }
  .card { padding: 16px; }
  .card-facts { grid-template-columns: 1fr 1fr; }
  .card-facts div:first-child { grid-column: 1 / -1; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}