/* docs.css - styles for the dt-icon documentation page. Layout follows docs/design/img.png. */
:root {
  --bg: #faf6f6; --surface: #fff; --sunken: #f1f3fa; --border: #e4e8f3; --text: #121626; --muted: #5d6680; --faint: #8a93ab;
  --accent: #dc3248; --accent-text: #c42a40; --accent-ink: #fff; --accent-soft: #fdecee; --focus: #dc3248; --brand: #dc3248;
  --code-bg: #f7f8fc; --code-text: #1c2236; --code-str: #0b7a52; --code-com: #6b7490; --code-tag: #c42a40; --code-kw: #6d3fd0; --code-fn: #1d5fd1; --code-num: #b45309; --code-ln: #aab1c6;
  --glow-a: rgba(220, 50, 72, .26); --glow-b: rgba(255, 168, 120, .3);
  --ease: cubic-bezier(.2, 0, 0, 1);
  --radius: 22px; --shadow: 0 1px 2px rgba(24, 32, 64, .05), 0 12px 32px rgba(24, 32, 64, .07);
  --page: radial-gradient(900px 480px at 8% -6%, #fde8eb 0, transparent 70%), radial-gradient(800px 520px at 100% 0, #fdeede 0, transparent 68%), var(--bg);
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #0d0e14; --surface: #131825; --sunken: #1a2031; --border: #283049; --text: #eef0f8; --muted: #9aa3bb; --faint: #7a839c;
  --accent: #ff5a70; --accent-text: #ff7a8c; --accent-ink: #0b0e17; --accent-soft: #3a1a22; --focus: #ff7a8c; --brand: #ff5a70;
  --code-bg: #0e1220; --code-text: #e5e9f6; --code-str: #5fd9a1; --code-com: #7a849f; --code-tag: #ff8a9b; --code-kw: #b79bff; --code-fn: #7fb2ff; --code-num: #f5b062; --code-ln: #4a5470;
  --glow-a: rgba(255, 90, 112, .26); --glow-b: rgba(255, 170, 110, .16);
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 12px 32px rgba(0, 0, 0, .35);
  --page: radial-gradient(900px 480px at 8% -6%, #2a1219 0, transparent 70%), radial-gradient(800px 520px at 100% 0, #2a1a14 0, transparent 68%), var(--bg);
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { margin: 0; background: var(--page); background-attachment: fixed; color: var(--text); font: 16px/1.55 var(--font); -webkit-font-smoothing: antialiased; }
a { color: var(--accent-text); }
code { font-family: var(--mono); font-size: .9em; background: var(--sunken); padding: .1em .35em; border-radius: 5px; }
h1, h2, h3 { line-height: 1.15; margin: 0; letter-spacing: -.02em; }
h2 { font-size: 1.7rem; }
h3 { font-size: 1.05rem; }
.sub { margin: 26px 0 10px; }
.wrap { width: min(1280px, 100% - 32px); margin-inline: auto; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 8px; }
.skip { position: absolute; left: 12px; top: -48px; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; border-radius: 8px; z-index: 50; }
.skip:focus { top: 12px; }

/* header */
.top { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.top-row { display: flex; align-items: center; gap: 20px; height: 62px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -.01em; font-size: 1.1rem; color: var(--text); text-decoration: none; }
.brand img { display: block; height: 24px; width: auto; }
.top-nav { display: flex; gap: 4px; margin-left: auto; }
.top-nav a { color: var(--muted); text-decoration: none; padding: 6px 12px; border-radius: 10px; font-size: .92rem; }
.top-nav a:hover { color: var(--text); background: var(--sunken); }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 40px; padding: 0 16px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); color: var(--text); font: inherit; font-size: .92rem; font-weight: 500; cursor: pointer; transition: background .15s, border-color .15s, transform .1s; }
.btn:hover { background: var(--sunken); }
.btn:active { transform: translateY(1px); }
.btn-icon { width: 40px; padding: 0; }
.btn-primary { background: var(--accent); border-color: var(--accent-text); color: var(--accent-ink); font-weight: 600; }
.btn-primary:hover { background: var(--accent); filter: brightness(1.08); }
.card .btn:not(.btn-primary) { color: var(--accent-text); }

/* hero */
.hero { padding: 56px 0 30px; }
.hero h1 { font-size: clamp(1.7rem, 5.2vw, 3.7rem); letter-spacing: -.035em; white-space: nowrap; }
.lead { max-width: 62ch; font-size: 1.12rem; color: var(--muted); margin: 16px 0 24px; }
.cmd { display: inline-flex; align-items: center; gap: 6px; max-width: 100%; padding: 6px 6px 6px 18px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); box-shadow: var(--shadow); }
.cmd code { background: none; padding: 0; color: var(--text); font-size: 1rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cmd code::before { content: "$ "; color: var(--faint); }
.cmd-copy { display: inline-flex; align-items: center; gap: 6px; min-height: 36px; padding: 0 12px; border: 0; border-radius: 10px; background: var(--accent-soft); color: var(--accent-text); font: inherit; font-size: .85rem; font-weight: 600; cursor: pointer; }
.cmd-copy:hover { filter: brightness(.97); }

/* dashboard: one joined block (options in its header, preview left, icons right) and the code card below */
.dash { display: grid; grid-template-columns: minmax(0, 1fr); gap: 22px; padding-bottom: 8px; }
.dash > * { min-width: 0; }
.lab { padding: 0; display: grid; grid-template-columns: minmax(0, 1fr); overflow: hidden; }
.lab-head { padding: 22px 28px 18px; display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; }
.lab-top { display: flex; align-items: center; gap: 14px; }
.lab-body { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(0, 1fr); align-items: stretch; }
.lab-body { border-top: 1px solid var(--border); }
.lab-body > .pane { min-width: 0; padding: 22px 28px 26px; }
.lab-body > .finder { border-left: 1px solid var(--border); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.card-head { display: flex; align-items: center; gap: 14px; }
.card-title { flex: 1; min-width: 0; }
.card-title h2 { font-size: 1.22rem; letter-spacing: -.01em; }
.card-title p { margin: 4px 0 0; color: var(--muted); font-size: .88rem; }
.tile-icon { flex: 0 0 auto; display: grid; place-items: center; width: 52px; height: 52px; border-radius: 16px; background: var(--accent-soft); color: var(--accent-text); }
.tile-icon .dt-icon { --dt-icon-size: 26px; }

/* card 1: preview */
.preview { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; align-content: start; }
.opts { display: flex; flex-wrap: wrap; gap: 10px 22px; align-items: center; }
.opt { display: inline-flex; align-items: center; gap: 10px; min-width: 0; max-width: 100%; }
.opt-label { font-size: .88rem; color: var(--text); }
.seg { position: relative; display: inline-flex; border: 1px solid var(--border); border-radius: 11px; overflow: hidden; background: var(--surface); isolation: isolate; }
.seg [role="radio"] { position: relative; z-index: 1; min-height: 34px; min-width: 34px; padding: 0 12px; border: 0; border-right: 1px solid var(--border); background: transparent; color: var(--text); font: inherit; font-size: .86rem; cursor: pointer; transition: color .25s var(--ease), background .15s; }
.seg [role="radio"]:last-child { border-right: 0; }
.seg [role="radio"]:hover { background: var(--sunken); }
.seg [role="radio"][aria-checked="true"] { color: var(--accent-ink); font-weight: 600; }
.seg.has-indicator [role="radio"][aria-checked="true"] { background: transparent; }
.seg.has-indicator [role="radio"][aria-checked="true"]:hover { background: transparent; }
.seg .tab-indicator { top: 0; height: var(--tab-h, 0px); background: var(--accent); border-radius: 0; transform: translate(var(--tab-x, 0px), var(--tab-y, 0px)); }
.spring-custom { display: flex; flex: 1 1 280px; gap: 14px; min-width: 0; }
.spring-custom .range { flex: 1; }
.range { display: grid; gap: 4px; font-size: .85rem; color: var(--muted); min-width: 140px; }
.range output { color: var(--text); font-variant-numeric: tabular-nums; }
.range input, .transport input { accent-color: var(--accent-text); margin: 0; width: 100%; }

.stage { position: relative; display: grid; place-items: center; align-content: center; gap: 10px; min-height: 360px; overflow: hidden; padding: 12px 0 8px; }
.stage-glow { position: absolute; inset: 8% 14%; border-radius: 50%; background: radial-gradient(closest-side at 38% 42%, var(--glow-a), transparent 72%), radial-gradient(closest-side at 64% 62%, var(--glow-b), transparent 74%); filter: blur(8px); pointer-events: none; }
.stage-icon { --dt-icon-size: 150px; position: relative; color: var(--text); }
.stage-name { position: relative; margin: 6px 0 0; font-size: 1.3rem; font-weight: 700; letter-spacing: -.01em; text-align: center; overflow-wrap: anywhere; }
.round { position: relative; z-index: 1; display: grid; place-items: center; width: 54px; height: 54px; border: 0; border-radius: 50%; background: var(--sunken); color: var(--text); cursor: pointer; transition: transform .1s, background .15s; }
.round:hover { background: var(--accent-soft); }
.round:active { transform: scale(.94); }
.round-next { color: var(--accent-text); }
.round-prev, .round-next { position: absolute; top: 50%; margin-top: -40px; }
.round-prev { left: 7%; }
.round-next { right: 7%; }
.pair { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 12px; align-items: center; }
.pick { display: flex; align-items: center; gap: 10px; min-height: 52px; padding: 0 14px; border: 1px solid var(--border); border-radius: 14px; background: transparent; color: var(--text); font: inherit; cursor: pointer; text-align: left; min-width: 0; }
.pick:hover { border-color: var(--accent-text); background: var(--accent-soft); }
.pick b { flex: 1; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pick .chev { flex: 0 0 auto; color: var(--muted); }
.round-swap { width: 52px; height: 52px; color: var(--accent-text); }
.transport { display: flex; align-items: center; gap: 16px; padding-top: 2px; }
.play { flex: 0 0 auto; display: grid; place-items: center; width: 58px; height: 58px; border: 0; border-radius: 50%; background: var(--accent); color: var(--accent-ink); box-shadow: 0 6px 18px color-mix(in srgb, var(--accent) 45%, transparent); cursor: pointer; transition: transform .1s; }
.play:active { transform: scale(.94); }
.t-out { flex: 0 0 auto; min-width: 5.5em; text-align: right; color: var(--muted); font-variant-numeric: tabular-nums; font-size: 1rem; }
.preview > .small { margin: 0; min-height: 1.3em; }

/* card 2: finder */
.finder { display: flex; flex-direction: column; gap: 14px; min-height: 0; }
.finder .grid-wrap { min-height: 360px; }
.search { position: relative; }
.search > .dt-icon { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--accent-text); pointer-events: none; }
.search input { width: 100%; height: 54px; padding: 0 84px 0 48px; border: 1px solid var(--border); border-radius: 14px; background: transparent; color: var(--text); font: inherit; font-size: 1rem; appearance: none; -webkit-appearance: none; }
.search input::-webkit-search-cancel-button { display: none; }
.search input:focus-visible { outline: 2px solid var(--focus); outline-offset: 0; border-color: var(--focus); }
.search-clear { position: absolute; right: 46px; top: 50%; transform: translateY(-50%); display: grid; place-items: center; width: 32px; height: 32px; border: 0; border-radius: 8px; background: transparent; color: var(--muted); cursor: pointer; }
.search-clear:hover { background: var(--sunken); color: var(--text); }
.kbd { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); min-width: 22px; padding: 1px 6px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--muted); font: .78rem var(--mono); text-align: center; }
.filters-wrap { display: flex; align-items: flex-start; gap: 8px; }
.filters { position: relative; isolation: isolate; display: flex; flex-wrap: nowrap; gap: 8px; min-width: 0; flex: 1; overflow: hidden; }
.filters .chip { position: relative; z-index: 1; }
.filters.has-indicator .chip[aria-pressed="true"], .filters.has-indicator .chip[aria-pressed="true"]:hover { background: transparent; border-color: transparent; }
.filters .tab-indicator { top: 0; height: var(--tab-h, 0px); border-radius: 10px; background: var(--accent-soft); transform: translate(var(--tab-x, 0px), var(--tab-y, 0px)); }
.filters-more { position: relative; flex: 0 0 auto; }
.menu-panel { position: absolute; z-index: 20; top: calc(100% + 6px); right: 0; min-width: 210px; max-height: 320px; overflow-y: auto; padding: 6px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; box-shadow: 0 12px 32px rgba(0, 0, 0, .16); }
.menu-item { display: flex; align-items: center; justify-content: space-between; gap: 16px; width: 100%; min-height: 36px; padding: 0 12px; border: 0; border-radius: 8px; background: transparent; color: var(--text); font: inherit; font-size: .88rem; text-align: left; cursor: pointer; }
.menu-item small { color: var(--muted); font-size: .75em; }
.menu-item:hover, .menu-item:focus-visible { background: var(--sunken); }
.menu-item[aria-checked="true"] { background: var(--accent-soft); color: var(--accent-text); font-weight: 600; }
.chip { flex: 0 0 auto; min-height: 36px; padding: 0 14px; border: 1px solid transparent; border-radius: 10px; background: transparent; color: var(--muted); font: inherit; font-size: .88rem; cursor: pointer; white-space: nowrap; }
.chip:hover { color: var(--text); background: var(--sunken); }
.chip[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent-soft); color: var(--accent-text); font-weight: 600; }
.chip small { opacity: .6; margin-left: 5px; font-size: .75em; }
.chip-more { display: inline-flex; align-items: center; gap: 6px; }
.chip-more .dt-icon { transition: transform .25s; }
.chip-more[aria-expanded="true"] { background: var(--sunken); color: var(--text); }
.chip-more[aria-expanded="true"] .dt-icon { transform: perspective(100px) rotateX(180deg); }
.status { margin: -4px 0 0; color: var(--muted); font-size: .84rem; }
.grid-wrap { position: relative; flex: 1 1 auto; min-height: 340px; }
.grid { position: absolute; inset: 0; list-style: none; margin: 0; padding: 2px; display: grid; grid-template-columns: repeat(auto-fill, minmax(86px, 1fr)); grid-auto-rows: 102px; gap: 4px; overflow: auto; align-content: start; scrollbar-width: thin; }
.tile { position: relative; display: grid; justify-items: center; align-content: center; gap: 10px; width: 100%; height: 100%; padding: 12px 4px 8px; border: 1px solid transparent; border-radius: 12px; background: transparent; color: var(--text); font: inherit; cursor: pointer; content-visibility: auto; contain-intrinsic-size: 86px 102px; }
.tile:hover { background: var(--sunken); }
.tile[data-slot] { background: var(--accent-soft); border-color: var(--accent-text); }
.tile[data-slot="b"] { border-style: dashed; }
.tile[data-slot]:hover { background: var(--accent-soft); }
.tile[data-slot]::after { content: attr(data-slot); position: absolute; top: 5px; right: 5px; width: 18px; height: 18px; display: grid; place-items: center; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font-size: .65rem; font-weight: 700; text-transform: uppercase; }
.tile .dt-icon { --dt-icon-size: 28px; }
.tile span { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: .7rem; color: var(--muted); }
.tile[data-slot] span { color: var(--accent-text); }
.tile span i { font-style: normal; opacity: .5; }
.empty { position: absolute; inset: 0; display: grid; align-content: center; justify-items: center; gap: 8px; padding: 24px; text-align: center; border: 1px dashed var(--border); border-radius: 16px; background: transparent; }
.empty p { margin: 0; }

/* card 3: use in your project */
.use { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.use .card-head { flex-wrap: wrap; row-gap: 12px; }
.fw-tabs { position: relative; display: inline-flex; gap: 4px; padding: 4px; background: var(--sunken); border-radius: 14px; overflow-x: auto; max-width: 100%; scrollbar-width: none; }
.fw-tabs [role="tab"] { position: relative; z-index: 1; display: inline-flex; align-items: center; gap: 8px; flex: 0 0 auto; min-height: 40px; padding: 0 16px; border: 0; border-radius: 10px; background: transparent; color: var(--muted); font: inherit; font-size: .92rem; cursor: pointer; white-space: nowrap; transition: color .25s var(--ease); }
.fw-tabs [role="tab"]:hover { color: var(--text); }
.fw-tabs [role="tab"][aria-selected="true"] { color: var(--accent-text); font-weight: 700; }
.fw-tabs.has-indicator [role="tab"][aria-selected="true"] { background: transparent; }
.fw-tabs .tab-indicator { top: 0; height: var(--tab-h, 0px); border-radius: 10px; background: var(--surface); box-shadow: 0 1px 4px rgba(24, 32, 64, .14); transform: translate(var(--tab-x, 0px), var(--tab-y, 0px)); }
.tab-indicator { position: absolute; left: 0; z-index: 0; width: var(--tab-w, 0px); pointer-events: none; transition: transform .38s var(--ease), width .38s var(--ease), height .38s var(--ease); }
.tab-indicator.is-static { transition: none; }
.tab-logo { flex: 0 0 auto; width: 1.15em; height: 1.15em; fill: currentColor; }
/* each language keeps its own brand colour, selected or not */
.tab-logo[data-brand="html"] { fill: #e34f26; }
.tab-logo[data-brand="js"] { fill: #f7df1e; stroke: #b59f00; stroke-width: 12px; paint-order: stroke; }
.tab-logo[data-brand="react"] { fill: #61dafb; }
.tab-logo[data-brand="next"] { fill: #000; }
.tab-logo[data-brand="vue"] { fill: #42b883; }
.tab-logo[data-brand="nuxt"] { fill: #00dc82; }
.tab-logo[data-brand="svelte"] { fill: #ff3e00; }
.tab-logo[data-brand="angular"] { fill: #dd0031; }
.tab-logo[data-brand="astro"] { fill: #bc52ee; }
.tab-logo[data-brand="laravel"] { fill: #ff2d20; }
.tab-logo[data-brand="php"] { fill: #777bb4; }
.tab-logo[data-brand="svg"] { fill: #ffb13b; }
:root[data-theme="dark"] .tab-logo[data-brand="next"] { fill: #fff; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .tab-logo[data-brand="next"] { fill: #fff; } }
:root[data-theme="dark"] .tab-logo[data-brand="js"], :root[data-theme="dark"] .tab-logo[data-brand="astro"] { stroke: none; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .tab-logo[data-brand="js"] { stroke: none; } }
.code-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); grid-auto-rows: 1fr; gap: 16px; align-items: stretch; }
.code-card { min-width: 0; min-height: 0; background: var(--code-bg); border: 1px solid var(--border); border-radius: 18px; padding: 16px 18px; display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: auto minmax(0, 1fr); gap: 12px; }
.code-head { display: flex; align-items: center; gap: 12px; }
.code-head h3 { flex: 1; font-size: 1rem; }
.select select { height: 38px; padding: 0 34px 0 14px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); color: var(--text); font: inherit; font-size: .88rem; appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 18px) 17px, calc(100% - 13px) 17px; background-size: 5px 5px; background-repeat: no-repeat; cursor: pointer; }
.copy-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-width: 38px; height: 38px; padding: 0 12px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); color: var(--accent-text); font: inherit; font-size: .84rem; font-weight: 600; cursor: pointer; transition: background .15s, color .2s; }
.copy-btn:hover { background: var(--accent-soft); }
.code { margin: 0; overflow: auto; height: 100%; min-height: 0; font: .86rem/1.85 var(--mono); color: var(--code-text); counter-reset: ln; tab-size: 2; }
.code-grid .code-card .code { height: 21.5rem; }
.code code { display: block; background: none; padding: 0; font-size: inherit; color: inherit; white-space: pre; }
.code .ln { display: block; padding-left: 3.4em; position: relative; min-height: 1.85em; }
.code .ln::before { counter-increment: ln; content: counter(ln); position: absolute; left: 0; width: 2em; text-align: right; color: var(--code-ln); user-select: none; }
.tk-s { color: var(--code-str); }
.tk-c { color: var(--code-com); font-style: italic; }
.tk-t { color: var(--code-tag); }
.tk-k { color: var(--code-kw); }
.tk-f { color: var(--code-fn); }
.tk-n { color: var(--code-num); }
.tk-a { color: var(--code-num); }
.tk-d { color: var(--code-kw); }
.tk-ty { color: var(--code-fn); }
.use-note { margin: 0; }

/* install guides + api */
.block { padding: 52px 0 8px; }
.block-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 16px; margin-bottom: 18px; }
.block-head p { margin: 0; }
.tabs { position: relative; display: flex; gap: 6px; overflow-x: auto; overflow-y: hidden; padding: 8px 0 0; border-bottom: 1px solid var(--border); scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tabs [role="tab"] { position: relative; z-index: 1; display: inline-flex; align-items: center; gap: 8px; flex: 0 0 auto; min-height: 40px; padding: 0 14px; border: 0; border-bottom: 2px solid transparent; margin-bottom: -1px; background: none; color: var(--muted); font: inherit; font-size: .92rem; cursor: pointer; white-space: nowrap; border-radius: 8px 8px 0 0; transition: color .25s var(--ease), background .15s; }
.tabs [role="tab"]:hover:not([aria-selected="true"]) { color: var(--text); background: var(--sunken); }
.tabs [role="tab"][aria-selected="true"]:hover { background: transparent; }
.tabs [role="tab"][aria-selected="true"] { color: var(--accent-text); border-bottom-color: var(--accent-text); font-weight: 600; }
.tabs.has-indicator [role="tab"][aria-selected="true"] { border-bottom-color: transparent; }
.tabs .tab-indicator { top: 0; height: 2px; background: var(--accent); transform: translate(var(--tab-x, 0px), calc(var(--tab-y, 0px) + var(--tab-h, 0px) - 3px)); }
.guide { padding: 20px 0 0; max-width: 840px; }
.guide-intro { margin: 0 0 16px; color: var(--muted); }
.step { margin-bottom: 16px; }
.step-title { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; font-weight: 600; font-size: .95rem; }
.step-n { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--accent-soft); color: var(--accent-text); font-size: .8rem; }
.snippet { margin-bottom: 10px; border-radius: 14px; overflow: hidden; background: var(--code-bg); border: 1px solid var(--border); }
.snippet-head { display: flex; justify-content: space-between; align-items: center; padding: 6px 8px 6px 14px; font-size: .75rem; color: var(--faint); border-bottom: 1px solid var(--border); }
.snippet pre { margin: 0; padding: 12px 14px; overflow: auto; color: var(--code-text); font: .82rem/1.7 var(--mono); counter-reset: ln; }
.snippet code { display: block; background: none; padding: 0; font-size: inherit; color: inherit; white-space: pre; }
.snippet .ln { display: block; padding-left: 3em; position: relative; min-height: 1.7em; }
.snippet .ln::before { counter-increment: ln; content: counter(ln); position: absolute; left: 0; width: 1.8em; text-align: right; color: var(--code-ln); user-select: none; }
.copy { display: inline-flex; align-items: center; gap: 6px; min-height: 32px; border: 0; background: var(--accent-soft); color: var(--accent-text); font: inherit; font-size: .76rem; font-weight: 600; padding: 3px 11px; border-radius: 9px; cursor: pointer; transition: background .15s, color .2s; }
.copy:hover { filter: brightness(.97); }
.copy.is-done, .copy-btn.is-done, .cmd-copy.is-done { color: #1a7f4b; }
:root[data-theme="dark"] .copy.is-done, :root[data-theme="dark"] .copy-btn.is-done, :root[data-theme="dark"] .cmd-copy.is-done { color: #5fd9a1; }
.btn .dt-icon, .cmd-copy .dt-icon, .copy .dt-icon { flex: 0 0 auto; }
.guide-note { margin: 4px 0 0; padding: 12px 14px; border-left: 3px solid var(--accent); background: var(--sunken); border-radius: 0 10px 10px 0; font-size: .9rem; color: var(--muted); }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); margin: 14px 0; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--border); vertical-align: top; }
tr:last-child td { border-bottom: 0; }
th { color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; }
.foot { margin-top: 56px; border-top: 1px solid var(--border); padding: 28px 0 40px; color: var(--muted); font-size: .9rem; }
.foot .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; }
.foot-links { display: flex; gap: 16px; margin-left: auto; }
.foot-links a { color: var(--muted); text-decoration: none; }
.foot-links a:hover { color: var(--accent-text); text-decoration: underline; }
.foot a { color: inherit; }
.foot-credit { flex-basis: 100%; order: 3; font-size: .82rem; color: var(--muted); }
.foot-credit a { text-decoration: underline; text-underline-offset: 2px; }
.noscript { margin: 0; padding: 12px 16px; background: var(--accent-soft); color: var(--text); font-size: .92rem; text-align: center; }
.faq { max-width: 820px; display: grid; gap: 10px; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 0 18px; }
.faq summary { cursor: pointer; padding: 14px 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent-text); font-weight: 400; font-size: 1.3rem; line-height: 1; transition: transform .25s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 0 16px; color: var(--muted); }
.foot img { display: block; height: 16px; width: auto; }

/* icon picker dialog */
.picker { width: min(720px, 100% - 24px); max-height: 80vh; padding: 0; border: 1px solid var(--border); border-radius: 22px; background: var(--surface); color: var(--text); box-shadow: 0 24px 80px rgba(0, 0, 0, .4); }
.picker::backdrop { background: rgba(8, 10, 18, .55); }
.picker-box { display: grid; gap: 12px; padding: 18px; max-height: 80vh; grid-template-rows: auto auto minmax(0, 1fr) auto; }
.picker-head { display: flex; align-items: center; justify-content: space-between; }
.picker-box input { height: 46px; padding: 0 14px; border: 1px solid var(--border); border-radius: 14px; background: var(--bg); color: var(--text); font: inherit; }
.picker-grid { list-style: none; margin: 0; padding: 4px; display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); grid-auto-rows: 92px; gap: 8px; overflow: auto; min-height: 200px; }
.picker-box p { margin: 0; }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); background: var(--text); color: var(--bg); padding: 9px 16px; border-radius: 12px; font-size: .9rem; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; z-index: 80; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 1060px) {
  .lab-body { grid-template-columns: minmax(0, 1fr); }
  .lab-body > .finder { border-left: 0; border-top: 1px solid var(--border); }
  .finder .grid-wrap { flex: none; height: 440px; min-height: 0; }
  .code-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 760px) {
  .hero h1 { white-space: normal; }
  .foot-links { margin-left: 0; }
  .top-nav { display: none; }
  .top-row { justify-content: space-between; }
  .card { padding: 16px; border-radius: 18px; }
  .lab { padding: 0; }
  .lab-head { padding: 16px; }
  .lab-body > .pane { padding: 18px 16px 20px; }
  .lab-top { flex-wrap: wrap; }
  .hero { padding-top: 36px; }
  .card-head { flex-wrap: wrap; }
  .tile-icon { width: 44px; height: 44px; border-radius: 14px; }
  .stage { min-height: 300px; }
  .stage-icon { --dt-icon-size: 120px; }
  .round-prev { left: 3%; } .round-next { right: 3%; }
  .round { width: 46px; height: 46px; }
  .pair { grid-template-columns: minmax(0, 1fr); }
  .round-swap { justify-self: center; transform: rotate(90deg); }
  .round-swap:active { transform: rotate(90deg) scale(.94); }
  .opt { width: 100%; justify-content: space-between; }
  .seg { min-width: 0; }
  .seg [role="radio"] { flex: 1 1 auto; padding: 0 10px; }
  .lab-top .card-title { flex: 1 1 100%; order: 3; }
  .lab-top .btn { margin-left: auto; }
  .kbd { display: none; }
  .search input { padding-right: 46px; }
  .search-clear { right: 8px; }
  .spring-custom { flex-direction: column; flex-basis: 100%; }
  .cmd code { font-size: .88rem; }
  .use .card-head .btn-primary { margin-left: auto; }
}
@media (hover: none) { .kbd { display: none; } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}