:root {
  color-scheme: dark;
  --page: #100d1d;
  --page-tint: #151127;
  --surface: #19142b;
  --surface-2: #241d39;
  --surface-3: #302743;
  --line: rgba(218, 207, 255, .12);
  --line-strong: rgba(218, 207, 255, .22);
  --text: #F3F0FF;
  --text-soft: #D4CDEA;
  --muted: #A69BBE;
  --muted-2: #9D91BB;
  --violet: #b6a4ff;
  --violet-light: #d8ccff;
  --violet-ink: #1c1630;
  --amber: #f2c58d;
  --danger: #ff958b;
  --success: #8ae2be;
  --blue: #B8C5FF;
  --radius-lg: 18px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-soft: 0 20px 54px rgba(0, 0, 0, .18);
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-family: var(--font);
  background: var(--page);
  color: var(--text);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { min-width: 320px; scroll-behavior: smooth; background: var(--page); }
body { margin: 0; min-width: 320px; min-height: 100vh; background: radial-gradient(ellipse at 50% -20%, rgba(104, 73, 165, .18), transparent 48%), var(--page); color: var(--text); font-size: 14px; line-height: 1.5; }
button, input, select, textarea { font: inherit; }
button, input[type="checkbox"], input[type="color"], input[type="range"], select { cursor: pointer; }
button { color: inherit; }
button:disabled { opacity: .45; cursor: not-allowed; transform: none !important; }
input, select, textarea { color: var(--text); }
:focus-visible { outline: 2px solid var(--violet-light); outline-offset: 3px; }
::selection { color: #1C1630; background: #d8ccff; }
.svg-defs { position: absolute; width: 0; height: 0; overflow: hidden; }
.studio-shell { width: min(1512px, 100%); margin: 0 auto; padding: 0 42px; }
.masthead { position: relative; z-index: 20; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; column-gap: 29px; min-height: 92px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; gap: 12px; align-items: center; min-width: 205px; text-decoration: none; color: inherit; }
.brand-mark { display: inline-flex; align-items: center; justify-content: center; gap: 3px; width: 29px; height: 30px; flex: 0 0 auto; }
.brand-mark i { display: block; width: 5px; border-radius: 2px; background: var(--violet); }
.brand-mark i:nth-child(1) { height: 15px; opacity: .62; }
.brand-mark i:nth-child(2) { height: 24px; }
.brand-mark i:nth-child(3) { height: 18px; opacity: .8; }
.brand-text { display: flex; flex-direction: column; gap: 2px; line-height: 1.1; }
.brand-company { font-size: 10px; font-weight: 800; letter-spacing: .16em; }
.brand-product { color: #A69BBE; font-size: 8px; font-weight: 700; letter-spacing: .13em; }
.tool-nav { display: flex; align-items: stretch; justify-content: center; gap: 3px; min-width: 0; align-self: stretch; overflow-x: auto; scrollbar-width: none; }
.tool-nav::-webkit-scrollbar { display: none; }
.nav-tab { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 13px; border: 0; background: transparent; color: #A69BBE; font-size: 11px; font-weight: 650; white-space: nowrap; transition: color .16s ease, background .16s ease; }
.nav-tab span { font-family: var(--mono); font-size: 9px; color: #9D91BB; }
.nav-tab:hover { color: var(--text); background: rgba(255,255,255,.025); }
.nav-tab.is-active { color: var(--violet-light); }
.nav-tab.is-active span { color: var(--violet); }
.nav-tab.is-active::after { content: ""; position: absolute; height: 2px; background: var(--violet); left: 14px; right: 14px; bottom: -1px; border-radius: 2px 2px 0 0; }
.workspace-tools { display: flex; align-items: center; justify-content: flex-end; gap: 5px; }
.local-status { display: inline-flex; align-items: center; gap: 7px; color: #A69BBE; font-size: 9px; white-space: nowrap; margin-right: 6px; }
.live-dot { display: inline-block; width: 6px; height: 6px; flex: 0 0 auto; border-radius: 50%; background: var(--violet); box-shadow: 0 0 0 3px rgba(182,164,255,.09); }
.icon-button { display: inline-flex; align-items: center; justify-content: center; gap: 5px; border: 1px solid transparent; border-radius: 7px; background: transparent; color: #C8BEDF; padding: 8px 8px; font-size: 13px; transition: background .16s ease, border-color .16s ease, color .16s ease; }
.icon-button span { font-size: 9px; }
.icon-button:hover { color: var(--violet-light); border-color: var(--line); background: var(--surface); }
.icon-button-quiet { color: #A69BBE; padding-inline: 9px; }
#main-content { min-height: 66vh; }
.view { display: none; padding: 42px 0 54px; animation: view-enter .25s ease both; }
.view.is-visible { display: block; }
.view[hidden] { display: none !important; }
@keyframes view-enter { from { opacity: .7; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
.page-intro { display: grid; align-items: end; gap: 48px; margin: 0 0 32px; }
.intro-split { grid-template-columns: minmax(0, 1fr) minmax(240px, 300px); }
.page-intro h1 { margin: 13px 0 17px; color: #F3F0FF; font-size: clamp(38px, 4.2vw, 62px); font-weight: 530; line-height: .98; letter-spacing: -.065em; }
.page-intro h1 em { color: var(--violet); font-family: Georgia, "Times New Roman", serif; font-size: 1.04em; font-weight: 400; letter-spacing: -.055em; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0; color: #A69BBE; font-size: 9px; font-weight: 800; letter-spacing: .15em; }
.eyebrow-line { display: inline-block; width: 19px; height: 1px; background: var(--violet); }
.eyebrow-slash { color: #5E4C81; font-family: var(--mono); font-size: 9px; letter-spacing: .04em; }
.intro-lede { max-width: 630px; color: #C8BEDF; font-size: 14px; line-height: 1.85; margin: 0; }
.intro-aside { position: relative; padding: 20px 0 0 21px; border-left: 1px solid rgba(182,164,255,.32); margin-bottom: 2px; }
.aside-index, .aside-foot { color: #9D91BB; font: 750 8px/1.5 var(--mono); letter-spacing: .12em; }
.intro-aside p { margin: 10px 0 15px; color: #D4CDEA; font-size: 11px; line-height: 1.85; }
.aside-rule { display: block; height: 1px; width: 38px; background: #5A4688; margin-bottom: 12px; }
.aside-foot { color: #A69BBE; }
.preset-toolbar { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 13px 0; margin-bottom: 18px; }
.micro-label, .panel-kicker { color: #A69BBE; font: 800 9px/1.5 var(--mono); letter-spacing: .12em; }
.preset-toolbar > .micro-label { margin-right: 7px; }
.preset-chip { display: inline-flex; align-items: center; gap: 8px; min-height: 32px; border: 1px solid transparent; border-radius: 6px; padding: 6px 10px; background: transparent; color: #A69BBE; font-size: 10px; transition: .16s ease; }
.preset-chip:hover { border-color: var(--line-strong); color: var(--text); }
.preset-chip.is-selected { border-color: rgba(182,164,255,.33); background: rgba(182,164,255,.08); color: var(--violet-light); }
.preset-samples { display: inline-flex; gap: 3px; }
.preset-samples i { display: block; width: 9px; height: 9px; border-radius: 3px; border: 1px solid rgba(255,255,255,.25); }
.surface-panel { min-width: 0; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, rgba(255,255,255,.017), transparent 45%), var(--surface); box-shadow: 0 8px 28px rgba(0,0,0,.05); }
.panel-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 18px; margin-bottom: 22px; }
.panel-heading h2, .panel-heading h3 { margin: 5px 0 0; font-size: 18px; font-weight: 570; line-height: 1.2; letter-spacing: -.035em; }
.live-label, .small-tag { display: inline-flex; align-items: center; gap: 7px; border: 1px solid var(--line); border-radius: 100px; padding: 6px 9px; color: #A69BBE; font-size: 9px; white-space: nowrap; }
.small-tag { border-radius: 5px; color: #A69BBE; font-family: var(--mono); font-size: 8px; }
.contrast-workspace { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(330px, .82fr); gap: 17px; }
.pair-editor { padding: 25px 26px 22px; }
.color-input-grid { display: grid; grid-template-columns: minmax(0, 1fr) 31px minmax(0, 1fr); align-items: center; gap: 10px; }
.color-control { min-width: 0; }
.color-control > label, .control-label, .source-hex-stack label { display: block; color: #D4CDEA; font-size: 11px; font-weight: 680; }
.color-control > label span { color: #9D91BB; font: 750 8px/1 var(--mono); letter-spacing: .07em; margin-left: 5px; }
.color-input-line { display: flex; align-items: center; gap: 8px; margin-top: 10px; }
input[type="color"] { width: 39px; height: 39px; padding: 3px; flex: 0 0 auto; border: 1px solid var(--line-strong); border-radius: 7px; background: #100d1d; }
input[type="color"]::-webkit-color-swatch-wrapper { padding: 1px; }
input[type="color"]::-webkit-color-swatch { border: 0; border-radius: 4px; }
.hex-input { min-width: 0; width: 100%; height: 39px; border: 1px solid var(--line-strong); border-radius: 7px; background: #151127; padding: 0 10px; font: 650 12px var(--mono); letter-spacing: .025em; }
.hex-input:focus, .select-control:focus, textarea:focus, input[type="email"]:focus { border-color: rgba(182,164,255,.67); outline-color: var(--violet); }
.hex-input[aria-invalid="true"] { border-color: rgba(255,149,139,.8); }
.pair-divider { display: flex; justify-content: center; align-items: center; padding-top: 8px; }
.swap-button { display: grid; place-items: center; width: 29px; height: 29px; border: 1px solid var(--line); border-radius: 50%; background: var(--surface-2); color: var(--violet); font-size: 15px; transition: transform .18s ease, background .18s ease; }
.swap-button:hover { transform: rotate(180deg); background: var(--surface-3); }
.field-hint { margin: 6px 0 0; color: #8F83A8; font-size: 9px; line-height: 1.6; }
.inline-message { min-height: 0; margin: 8px 0 0; color: var(--violet-light); font-size: 10px; line-height: 1.6; }
.inline-message:empty { display: none; }
.inline-message.message-error { color: var(--danger); }
.editor-divider { height: 1px; background: var(--line); margin: 23px 0 19px; }
.goal-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 17px; align-items: center; }
.select-control { min-width: 0; max-width: 100%; height: 37px; border: 1px solid var(--line-strong); border-radius: 7px; padding: 0 30px 0 10px; background: #19142b; color: #D4CDEA; font-size: 10px; }
.goal-row .select-control { width: 215px; }
.check-line { display: flex; align-items: flex-start; gap: 11px; cursor: pointer; margin-top: 20px; }
.check-line input[type="checkbox"], .sample-checkbox-row input[type="checkbox"] { position: absolute; width: 1px; height: 1px; opacity: 0; }
.check-box-mark { width: 17px; height: 17px; flex: 0 0 auto; display: inline-grid; place-items: center; border: 1px solid #5A4B75; border-radius: 4px; margin-top: 1px; background: #151127; transition: background .15s ease, border-color .15s ease; }
.check-line input:checked + .check-box-mark, .sample-checkbox-row input:checked + .check-box-mark { border-color: var(--violet); background: var(--violet); }
.check-line input:checked + .check-box-mark::after, .sample-checkbox-row input:checked + .check-box-mark::after { content: "✓"; color: #1C1630; font-size: 11px; font-weight: 900; }
.check-line input:focus-visible + .check-box-mark, .sample-checkbox-row input:focus-visible + .check-box-mark { outline: 2px solid var(--violet-light); outline-offset: 3px; }
.check-line > span:last-child, .sample-checkbox-row > span:last-child { display: flex; flex-direction: column; gap: 3px; }
.check-line strong, .sample-checkbox-row strong { color: #D4CDEA; font-size: 10px; font-weight: 650; }
.check-line small, .sample-checkbox-row small { color: #A69BBE; font-size: 9px; line-height: 1.5; }
.editor-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-top: 21px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 37px; border: 1px solid transparent; border-radius: 7px; padding: 9px 13px; font-size: 10px; line-height: 1.2; font-weight: 750; cursor: pointer; text-decoration: none; transition: transform .15s ease, color .15s ease, background .15s ease, border-color .15s ease; }
.button:hover:not(:disabled) { transform: translateY(-1px); }
.button-primary { color: var(--violet-ink); background: var(--violet); border-color: var(--violet); }
.button-primary:hover:not(:disabled) { background: var(--violet-light); border-color: var(--violet-light); }
.button-secondary { color: #D4CDEA; background: #241D39; border-color: var(--line-strong); }
.button-secondary:hover:not(:disabled) { color: var(--violet-light); background: #302743; border-color: rgba(182,164,255,.38); }
.button-quiet { color: #A69BBE; background: transparent; border-color: transparent; }
.button-quiet:hover:not(:disabled) { color: var(--violet-light); background: rgba(182,164,255,.06); }
.button-full { width: 100%; margin-top: 8px; }
.text-button { display: inline-flex; align-items: center; gap: 7px; padding: 3px 0; color: var(--violet); background: transparent; border: 0; font-size: 10px; font-weight: 720; cursor: pointer; white-space: nowrap; }
.text-button:hover { color: var(--violet-light); }
.fine-print { margin: 15px 0 0; color: #9D91BB; font-size: 9px; line-height: 1.65; }
.score-panel { padding: 25px 26px 21px; position: relative; overflow: hidden; background: radial-gradient(ellipse at 105% -10%, rgba(182,164,255,.1), transparent 45%), #211A35; }
.score-ratio-tag { color: #A69BBE; font: 800 9px var(--mono); letter-spacing: .13em; border: 1px solid var(--line); padding: 5px 7px; border-radius: 4px; }
.score-number { display: flex; align-items: baseline; gap: 8px; margin: 12px 0 2px; color: #F3F0FF; letter-spacing: -.075em; font-variant-numeric: tabular-nums; }
.score-number span { font-size: clamp(48px, 4.6vw, 68px); font-weight: 520; line-height: .95; }
.score-number small { color: #A69BBE; font-size: 20px; letter-spacing: -.03em; }
.score-summary { margin: 11px 0 20px; color: #B9AFD1; font-size: 11px; }
.ratio-meter { height: 6px; overflow: hidden; border-radius: 100px; background: #3A3153; }
.ratio-meter span { display: block; width: 30%; height: 100%; background: linear-gradient(90deg, #FF9F93 0%, #E7A6BD 32%, #C3A8FF 65%, #B6A4FF 100%); border-radius: inherit; transition: width .2s ease; }
.ratio-scale { display: flex; justify-content: space-between; margin: 7px 0 20px; color: #9D91BB; font: 9px var(--mono); }
.criterion-stack { border-top: 1px solid var(--line); }
.criterion-row { display: grid; grid-template-columns: 24px minmax(0,1fr) auto; gap: 9px; align-items: center; border-bottom: 1px solid var(--line); padding: 11px 0; }
.criterion-icon { display: grid; place-items: center; width: 20px; height: 20px; border: 1px solid rgba(138,226,190,.3); border-radius: 50%; background: rgba(138,226,190,.09); color: var(--success); font-size: 11px; }
.criterion-row.is-fail .criterion-icon { border-color: rgba(255,149,139,.3); background: rgba(255,149,139,.08); color: var(--danger); }
.criterion-copy { display: flex; flex-direction: column; gap: 2px; }
.criterion-copy strong { color: #D4CDEA; font-size: 10px; font-weight: 650; }
.criterion-copy small { color: #8F83A8; font-size: 9px; }
.criterion-result { color: var(--success); font: 800 8px var(--mono); letter-spacing: .08em; }
.criterion-row.is-fail .criterion-result { color: var(--danger); }
.score-note { color: #8F83A8; font-size: 9px; line-height: 1.7; margin: 14px 0 0; }
.section-block { margin-top: 42px; }
.section-title-row { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin: 0 0 17px; }
.section-title-row h2 { margin: 6px 0 0; font-size: 24px; font-weight: 540; letter-spacing: -.045em; }
.section-title-row h3 { margin: 5px 0 0; font-size: 16px; font-weight: 570; letter-spacing: -.03em; }
.section-description { max-width: 670px; margin: 8px 0 0; color: #A69BBE; font-size: 11px; line-height: 1.75; }
.preview-status { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 4px; color: #A69BBE; font-size: 9px; white-space: nowrap; }
.site-preview { overflow: hidden; border: 1px solid rgba(218,207,255,.2); border-radius: var(--radius-lg); background: var(--preview-bg); color: var(--preview-fg); box-shadow: var(--shadow-soft); transition: background .16s ease, color .16s ease; }
.site-preview-bar { display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 50px; border-bottom: 1px solid color-mix(in srgb, var(--preview-fg) 20%, transparent); padding: 0 25px; color: var(--preview-fg); }
.preview-wordmark { display: flex; align-items: center; gap: 4px; font-size: 9px; font-weight: 850; letter-spacing: .14em; }
.preview-wordmark i { display: block; width: 3px; height: 10px; border-radius: 2px; background: currentColor; opacity: .7; }
.preview-wordmark i:nth-child(2) { height: 16px; opacity: 1; }
.preview-site-nav { display: flex; gap: 20px; font-size: 10px; opacity: .76; }
.preview-live-badge { border: 1px solid color-mix(in srgb, var(--preview-fg) 28%, transparent); border-radius: 4px; padding: 5px 7px; font: 9px var(--mono); opacity: .85; }
.site-preview-body { display: grid; grid-template-columns: minmax(0,1.1fr) minmax(250px,.75fr); gap: clamp(25px, 5vw, 75px); padding: clamp(26px, 4vw, 55px); }
.site-preview-copy { max-width: 640px; }
.preview-overline { margin: 0 0 17px; opacity: .7; font: 800 9px var(--mono); letter-spacing: .15em; }
.site-preview-copy h3 { max-width: 600px; margin: 0 0 18px; font-size: clamp(30px, 4vw, 53px); font-weight: 520; letter-spacing: -.06em; line-height: 1.03; }
.preview-body-copy { max-width: 540px; font-size: 13px; line-height: 1.85; opacity: .83; margin: 0 0 22px; }
.preview-text-link { display: inline-flex; align-items: center; gap: 12px; color: inherit; font-size: 11px; font-weight: 750; text-underline-offset: 4px; }
.preview-text-link:focus-visible { outline-color: currentColor; }
.preview-text-link:hover { text-decoration-thickness: 2px; }
.site-preview-side { display: flex; flex-direction: column; justify-content: center; gap: 15px; min-width: 0; }
.preview-card { border: 1px solid color-mix(in srgb, var(--preview-fg) 25%, transparent); border-radius: 10px; padding: 22px; }
.preview-card-index { display: block; opacity: .65; font: 800 8px var(--mono); letter-spacing: .12em; }
.preview-card > strong { display: block; font-size: 18px; letter-spacing: -.025em; margin-top: 18px; font-weight: 600; }
.preview-card > p { font-size: 11px; line-height: 1.7; opacity: .8; }
.preview-cta { display: flex; align-items: center; justify-content: space-between; gap: 13px; width: 100%; border: 1px solid var(--preview-fg); border-radius: 6px; padding: 12px 13px; background: var(--preview-fg); color: var(--preview-bg); font-size: 10px; font-weight: 800; margin-top: 15px; }
.preview-cta:hover { filter: brightness(1.08); }
.preview-action-note { display: block; font-size: 8px !important; margin: 9px 0 0; opacity: .66 !important; }
.preview-status-line { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 9px; opacity: .75; }
.preview-status-line > span:first-child { display: flex; align-items: center; gap: 8px; }
.preview-status-line i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.surface-matrix-block { margin-top: 25px; }
.small-section-title { margin-bottom: 12px; }
.small-section-title h3 { font-size: 16px; }
.surface-matrix { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 9px; }
.matrix-card { overflow: hidden; min-height: 115px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); }
.matrix-sample { display: flex; align-items: center; justify-content: space-between; min-height: 74px; padding: 16px; gap: 10px; font-size: 15px; font-weight: 650; letter-spacing: -.02em; }
.matrix-sample small { font: 8px var(--mono); opacity: .75; }
.matrix-caption { display: flex; justify-content: space-between; gap: 10px; padding: 10px 12px; color: #A69BBE; font-size: 9px; border-top: 1px solid var(--line); }
.matrix-caption strong { color: #D4CDEA; font: 700 9px var(--mono); }
.insight-callout { display: flex; align-items: flex-start; gap: 12px; border: 1px solid rgba(182,164,255,.15); background: rgba(182,164,255,.045); border-radius: 9px; padding: 15px 17px; margin-top: 25px; }
.callout-symbol { display: grid; place-items: center; width: 19px; height: 19px; flex: 0 0 auto; border: 1px solid rgba(182,164,255,.5); border-radius: 50%; color: var(--violet); font: italic 12px Georgia, serif; }
.insight-callout p { margin: 0; color: #A69BBE; font-size: 10px; line-height: 1.8; }
.insight-callout strong { color: #d7e7e2; }

/* Color systems */
.palette-source-panel { display: grid; grid-template-columns: minmax(0,1fr) minmax(360px,1.05fr); align-items: center; gap: 20px 28px; padding: 24px 26px; }
.palette-source-copy h2 { margin: 6px 0 8px; font-size: 20px; font-weight: 570; letter-spacing: -.035em; }
.palette-source-copy > p:last-child { max-width: 470px; margin: 0; color: #A69BBE; font-size: 10px; line-height: 1.8; }
.palette-source-control { display: flex; align-items: center; gap: 11px; }
.palette-source-control input[type="color"] { width: 44px; height: 44px; }
.source-hex-stack { display: flex; flex-direction: column; gap: 6px; flex: 1; min-width: 0; }
.source-hex-stack label { font-size: 9px; color: #A69BBE; }
.palette-source-control .button { min-height: 44px; white-space: nowrap; }
.palette-source-panel > .inline-message { grid-column: 1 / -1; }
.palette-legend { display: flex; flex-wrap: wrap; gap: 12px; color: #A69BBE; font-size: 9px; padding-bottom: 3px; }
.palette-legend span { display: flex; align-items: center; gap: 6px; }
.palette-legend i { width: 8px; height: 8px; border-radius: 3px; display: inline-block; }
.legend-light { background: #F3F0FF; }.legend-base { background: var(--violet); }.legend-dark { background: #514563; }
.palette-scale { display: grid; grid-template-columns: repeat(11, minmax(0,1fr)); gap: 5px; }
.palette-swatch { display: flex; flex-direction: column; gap: 7px; min-width: 0; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; padding: 0; text-align: left; background: #151127; cursor: pointer; transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease; }
.palette-swatch:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.palette-swatch.is-base { border-color: rgba(182,164,255,.8); box-shadow: 0 0 0 1px rgba(182,164,255,.2); }
.palette-swatch.is-selected { outline: 2px solid var(--violet); outline-offset: 2px; }
.swatch-color { display: block; height: 100px; position: relative; }
.swatch-color::after { content: ""; position: absolute; inset: 0; border-bottom: 1px solid rgba(255,255,255,.09); }
.swatch-meta { display: flex; flex-direction: column; gap: 3px; padding: 0 8px 9px; }
.swatch-step { color: #D4CDEA; font: 800 10px var(--mono); }
.palette-swatch.is-base .swatch-step::after { content: " BASE"; color: var(--violet); font-size: 7px; }
.swatch-hex { color: #A69BBE; font: 9px var(--mono); }
.swatch-contrast { margin-top: 5px; padding-top: 6px; border-top: 1px solid var(--line); color: #9D91BB; font-size: 8px; line-height: 1.55; }
.swatch-contrast strong { display: block; color: #C8BEDF; font: 8px var(--mono); }
.swatch-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; padding: 0 6px 7px; }
.swatch-actions button { min-width: 0; padding: 5px 2px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface-2); color: #A69BBE; font-size: 8px; }
.swatch-actions button:hover { border-color: rgba(182,164,255,.45); color: var(--violet-light); }
.palette-action-row { display: flex; justify-content: space-between; align-items: center; gap: 14px; margin-top: 14px; }
.palette-action-row > span { color: #A69BBE; font-size: 9px; }
.palette-action-row > div { display: flex; align-items: center; gap: 7px; }
.color-system-grid { display: grid; grid-template-columns: minmax(0,.85fr) minmax(0,1.15fr); gap: 17px; margin-top: 36px; }
.color-system-grid > .surface-panel { padding: 24px; }
.panel-body-copy { color: #A69BBE; font-size: 10px; line-height: 1.8; margin: -6px 0 18px; }
.select-row { display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.select-row label { color: #bfcecb; font-size: 10px; font-weight: 650; }
.select-row .select-control { width: 240px; }
.vision-preview { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 18px; }
.vision-preview[data-vision="protanopia"] { filter: url(#vision-protanopia); }
.vision-preview[data-vision="deuteranopia"] { filter: url(#vision-deuteranopia); }
.vision-preview[data-vision="tritanopia"] { filter: url(#vision-tritanopia); }
.vision-band { display: flex; flex-direction: column; justify-content: center; gap: 5px; min-height: 94px; border: 1px solid rgba(255,255,255,.12); border-radius: 7px; padding: 13px; color: #fff; }
.vision-band strong { font-size: 12px; }.vision-band span { font-size: 9px; opacity: .86; }
.vision-band-a { background: #267858; }.vision-band-b { background: #9a6924; }.vision-band-c { background: #2b6595; }.vision-band-d { background: #9e4646; }
.vision-legend { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; color: #8F83A8; font-size: 8px; margin-top: 11px; }
.token-specimen { display: grid; grid-template-columns: 110px minmax(0,1fr); overflow: hidden; border: 1px solid var(--line); border-radius: 9px; min-height: 190px; margin: 16px 0; }
.token-specimen-sidebar { display: flex; flex-direction: column; gap: 14px; padding: 17px 12px; background: #151127; border-right: 1px solid var(--line); color: #A69BBE; font: 750 8px var(--mono); }
.token-specimen-sidebar span:first-child { color: var(--violet); font-size: 9px; margin-bottom: 6px; }
.token-specimen-sidebar span:not(:first-child) { padding-left: 5px; }
.token-specimen-main { padding: 19px 22px; background: #211A35; }
.token-overline { color: #A69BBE; font: 800 8px var(--mono); letter-spacing: .12em; }
.token-specimen-main h3 { margin: 11px 0 7px; font-size: 19px; font-weight: 550; letter-spacing: -.04em; color: #F3F0FF; }
.token-specimen-main p { color: #A69BBE; font-size: 10px; line-height: 1.7; }
.token-preview-button { display: inline-flex; justify-content: space-between; gap: 15px; padding: 9px 11px; border: 1px solid var(--base-token, var(--violet)); border-radius: 5px; background: var(--base-token, var(--violet)); color: #1C1630; font-size: 9px; font-weight: 800; }
.token-export-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.token-code { max-height: 220px; overflow: auto; border: 1px solid var(--line); border-radius: 7px; margin: 13px 0 0; padding: 12px; background: #100d1d; color: #d5ceff; font: 9px/1.8 var(--mono); white-space: pre; }

/* Typography */
.type-workspace { display: grid; grid-template-columns: minmax(285px,.72fr) minmax(0,1.28fr); gap: 17px; align-items: start; }
.type-controls, .type-preview-panel { padding: 25px; }
.range-field { margin: 22px 0 0; }
.range-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.range-head label { color: #d2dfdc; font-size: 11px; font-weight: 650; }
.range-head output { color: var(--violet-light); font: 10px var(--mono); }
input[type="range"] { width: 100%; accent-color: var(--violet); margin: 14px 0 3px; }
.range-ends { display: flex; justify-content: space-between; color: #8F83A8; font-size: 8px; }
.type-controls .editor-divider { margin-top: 24px; }
.type-controls > .control-label { margin-top: 0; }
.editable-copy { margin-top: 22px; }
.editable-copy .control-label { margin-bottom: 8px; }
textarea { border: 1px solid var(--line-strong); border-radius: 7px; padding: 11px 12px; background: #151127; color: #D4CDEA; font-size: 10px; line-height: 1.75; resize: vertical; }
.editable-copy textarea { display: block; width: 100%; }
.viewport-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 13px; }
.viewport-toolbar .micro-label { margin-right: 5px; }
.segmented-control { display: inline-flex; flex-wrap: wrap; gap: 3px; border: 1px solid var(--line); border-radius: 7px; padding: 3px; background: #151127; }
.segmented-control button { border: 0; border-radius: 4px; padding: 7px 10px; color: #A69BBE; background: transparent; font-size: 9px; font-weight: 700; }
.segmented-control button:hover { color: var(--text); }
.segmented-control button.is-active { color: #D8CCFF; background: #302743; box-shadow: inset 0 0 0 1px rgba(182,164,255,.14); }
.viewport-width-label { margin-left: auto; color: #A69BBE; font: 9px var(--mono); }
.viewport-stage { overflow: auto; border: 1px solid var(--line); border-radius: 9px; background: repeating-linear-gradient(135deg, rgba(255,255,255,.018) 0 1px, transparent 1px 12px), #151127; padding: 17px; min-height: 490px; }
.type-canvas { width: min(100%, 1200px); margin: 0 auto; min-height: 455px; overflow: hidden; border: 1px solid rgba(255,255,255,.08); border-radius: 7px; background: var(--type-bg); color: var(--type-fg); transition: width .2s ease, background .15s ease, color .15s ease; }
.type-canvas[data-viewport="mobile"] { width: 320px; max-width: 100%; }
.type-canvas[data-viewport="tablet"] { width: 690px; max-width: 100%; }
.type-canvas[data-viewport="desktop"] { width: 1200px; max-width: 100%; }
.type-canvas-header { display: flex; justify-content: space-between; gap: 12px; padding: 14px 17px; border-bottom: 1px solid color-mix(in srgb, var(--type-fg) 15%, transparent); font: 800 8px var(--mono); letter-spacing: .1em; opacity: .86; }
.type-canvas-mark { display: flex; align-items: center; gap: 4px; }
.type-canvas-mark i { width: 3px; height: 10px; background: currentColor; border-radius: 1px; opacity: .65; }
.type-canvas-mark i:nth-child(2) { height: 15px; opacity: 1; }
.type-article { padding: clamp(17px, 3vw, 35px); }
.type-eyebrow { margin: 0 0 13px; opacity: .68; font: 800 8px var(--mono); letter-spacing: .11em; }
.type-article h3 { max-width: var(--reading-width); margin: 0 0 19px; font-size: clamp(24px, 2.5vw, 36px); font-weight: 540; letter-spacing: -.055em; line-height: 1.12; }
.type-copy { max-width: var(--reading-width); font-size: var(--body-size); line-height: var(--body-leading); margin: 0 0 1em; overflow-wrap: anywhere; }
.type-copy a { color: inherit; text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.type-copy a:hover { text-decoration-thickness: 2px; }
.type-canvas.is-spacing-stress .type-copy, .type-canvas.is-spacing-stress .type-callout p { letter-spacing: .12em; word-spacing: .16em; line-height: 1.9; }
.type-canvas.is-spacing-stress .type-copy { margin-bottom: 1.5em; }
.type-callout { display: flex; flex-direction: column; gap: 9px; max-width: var(--reading-width); border-left: 2px solid var(--violet); background: rgba(182,164,255,.065); padding: 14px 16px; margin: 24px 0; }
.type-callout .callout-index { color: #C9BFFF; font: 800 8px var(--mono); letter-spacing: .12em; }
.type-callout p { margin: 0; font-size: calc(var(--body-size) * .83); line-height: var(--body-leading); }
.type-action { display: flex; align-items: center; justify-content: space-between; gap: 25px; max-width: 100%; border: 1px solid currentColor; border-radius: 5px; padding: 10px 13px; background: transparent; color: inherit; font-size: 10px; font-weight: 750; }
.type-action:hover { background: color-mix(in srgb, var(--type-fg) 10%, transparent); }
.type-preview-message { color: var(--violet-light); font-size: 9px; }
.type-preview-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 12px; color: #8F83A8; font-size: 8px; }
.type-preview-foot span:first-child { font-family: var(--mono); letter-spacing: .06em; }

/* Component lab */
.component-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 15px; margin-bottom: 17px; padding: 14px 17px; border: 1px solid var(--line); border-radius: 10px; background: var(--page-tint); }
.component-toolbar > div:first-child { display: flex; flex-direction: column; gap: 4px; margin-right: auto; }
.component-toolbar > div:first-child strong { font-size: 11px; font-weight: 650; }
.component-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
.component-tile { padding: 23px; min-width: 0; }
.component-tile-heading { margin-bottom: 22px; }
.component-number { display: block; color: #9D91BB; font: 800 8px var(--mono); letter-spacing: .13em; }
.component-tile-heading h2 { margin: 8px 0 7px; font-size: 18px; font-weight: 570; letter-spacing: -.035em; }
.component-tile-heading p { max-width: 430px; margin: 0; color: #A69BBE; font-size: 10px; line-height: 1.8; }
.component-sample-actions { display: flex; align-items: flex-start; flex-direction: column; gap: 11px; padding: 21px; border: 1px solid var(--line); border-radius: 8px; background: #19142b; }
.sample-button { display: inline-flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 39px; border: 1px solid transparent; border-radius: 6px; padding: 10px 13px; font-size: 10px; font-weight: 750; cursor: pointer; transition: background .15s ease, transform .15s ease, outline .15s ease; }
.sample-button:hover:not(:disabled) { transform: translateY(-1px); }
.sample-primary { background: var(--violet); color: var(--violet-ink); border-color: var(--violet); }
.sample-primary:hover:not(:disabled) { background: var(--violet-light); }
.sample-secondary { background: #302743; color: #D4CDEA; border-color: #4A3B68; }
.sample-secondary:hover:not(:disabled) { background: #3A3153; }
.sample-link { color: #D8CCFF; font-size: 10px; font-weight: 750; text-underline-offset: 4px; }
.sample-link:hover { color: #F3F0FF; }
.component-feedback { min-height: 0; margin: 10px 0 0; color: #C9BFFF; font-size: 9px; line-height: 1.6; }
.component-feedback:empty { display: none; }
.sample-field { margin-bottom: 18px; }
.sample-field label { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 8px; color: #D4CDEA; font-size: 10px; font-weight: 700; }
.sample-field label span { color: #A69BBE; font: 8px var(--mono); letter-spacing: .08em; }
.sample-field input[type="email"] { display: block; width: 100%; height: 41px; border: 1px solid #5A4B75; border-radius: 6px; padding: 0 11px; background: #151127; color: #F3F0FF; font-size: 11px; }
.sample-field input::placeholder { color: #9D91BB; }
.sample-helper, .sample-error { margin: 7px 0 0; color: #A69BBE; font-size: 9px; line-height: 1.6; }
.sample-error { color: var(--danger); }
.sample-field.is-error input { border-color: #e67e76; box-shadow: 0 0 0 1px rgba(230,126,118,.13); }
.sample-checkbox-row { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; margin: 16px 0; }
.sample-form-actions { display: flex; flex-wrap: wrap; gap: 7px; }
.sample-status { display: flex; align-items: flex-start; gap: 11px; padding: 12px; border: 1px solid var(--line); border-radius: 7px; margin-top: 8px; background: #211a35; }
.status-symbol { display: grid; place-items: center; width: 21px; height: 21px; flex: 0 0 auto; border-radius: 50%; font-weight: 900; font-size: 11px; }
.sample-status > span:last-child { display: flex; flex-direction: column; gap: 4px; }
.sample-status strong { color: #E4DDF8; font-size: 10px; }
.sample-status small { color: #A69BBE; font-size: 9px; line-height: 1.5; }
.sample-status-good { border-color: rgba(138,226,190,.18); }.sample-status-good .status-symbol { color: #90e7bd; background: rgba(138,226,190,.12); }
.sample-status-warning { border-color: rgba(242,197,141,.2); }.sample-status-warning .status-symbol { color: #f1c48b; background: rgba(242,197,141,.12); }
.sample-status-error { border-color: rgba(255,149,139,.2); }.sample-status-error .status-symbol { color: #ff9e94; background: rgba(255,149,139,.12); }
.focus-demo-area { border: 1px solid var(--line); border-radius: 8px; padding: 21px; background: #19142b; }
.focus-sample-button { display: flex; justify-content: space-between; align-items: center; gap: 22px; width: 100%; max-width: 260px; min-height: 42px; border: 1px solid #b6a4ff; border-radius: 5px; padding: 10px 13px; background: rgba(182,164,255,.12); color: #D8CCFF; font-size: 10px; font-weight: 740; }
.focus-sample-button:focus-visible { outline: 3px solid #f5d48d; outline-offset: 3px; }
.focus-sample-secondary { margin-top: 13px; border-color: #5E4C81; background: transparent; color: #C8BEDF; }
.focus-demo-area.is-focus-emphasis .focus-sample-button { outline: 3px solid #f5d48d; outline-offset: 4px; }
.focus-order-note { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; color: #A69BBE; font-size: 8px; margin-top: 18px; }
.order-number { display: grid; place-items: center; width: 20px; height: 20px; border: 1px solid var(--line-strong); border-radius: 50%; color: var(--violet); font: 8px var(--mono); }
.order-arrow { color: #5E4C81; margin: 0 2px; }
#component-preview[data-component-state="error"] .sample-status-error { display: flex; }
#component-preview[data-component-state="error"] .sample-field { border-left: 2px solid rgba(255,149,139,.75); padding-left: 11px; }
#component-preview[data-component-state="disabled"] .sample-button, #component-preview[data-component-state="disabled"] .sample-field input, #component-preview[data-component-state="disabled"] .sample-checkbox-row { opacity: .45; }
#component-preview[data-component-state="disabled"] .sample-button, #component-preview[data-component-state="disabled"] .sample-field input, #component-preview[data-component-state="disabled"] .sample-checkbox-row { cursor: not-allowed; }

/* Markup review */
.markup-workspace { display: grid; grid-template-columns: minmax(0,.92fr) minmax(0,1.08fr); gap: 17px; align-items: start; }
.markup-editor, .markup-results { padding: 24px; }
.markup-tools { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 8px 12px; align-items: end; margin-bottom: 19px; }
.markup-tools > label { grid-column: 1 / -1; }
.markup-tools .select-control { width: 100%; }
.markup-editor > .control-label { margin-bottom: 8px; }
.markup-input { display: block; width: 100%; min-height: 390px; resize: vertical; color: #d5ceff; font: 10px/1.75 var(--mono); tab-size: 2; }
.markup-actions { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 16px; }
.markup-summary { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 8px; margin: 2px 0 19px; }
.summary-stat { display: flex; flex-direction: column; gap: 6px; border: 1px solid var(--line); border-radius: 7px; padding: 12px; background: #19142b; }
.summary-stat strong { color: #E4DDF8; font: 520 27px/1 var(--mono); letter-spacing: -.08em; }
.summary-stat span { color: #A69BBE; font-size: 8px; }
.summary-stat.severity-high strong { color: #ff9b91; }
.summary-stat.severity-medium strong { color: #f2c58d; }
.markup-filter-row, .review-filter-wrap { display: flex; align-items: center; gap: 9px; }
.markup-filter-row { justify-content: flex-end; margin-bottom: 10px; }
.markup-filter-row label, .review-filter-wrap label { color: #A69BBE; font-size: 9px; }
.markup-filter-row .select-control, .review-filter-wrap .select-control { height: 31px; font-size: 9px; }
.finding-list { display: flex; flex-direction: column; gap: 8px; }
.finding-card { border: 1px solid var(--line); border-radius: 8px; padding: 13px; background: #19142b; }
.finding-topline { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.finding-severity { display: inline-flex; align-items: center; flex: 0 0 auto; border-radius: 4px; padding: 4px 6px; color: #ffb3ab; background: rgba(255,149,139,.11); font: 800 8px var(--mono); letter-spacing: .08em; }
.finding-severity.review { color: #f3ce97; background: rgba(242,197,141,.1); }
.finding-severity.note { color: #B8C5FF; background: rgba(159,197,255,.1); }
.finding-card h3 { margin: 0; color: #E4DDF8; font-size: 11px; font-weight: 700; line-height: 1.5; }
.finding-element { display: inline-block; max-width: 100%; overflow-wrap: anywhere; margin-top: 8px; color: #c9bfff; font: 9px/1.6 var(--mono); }
.finding-card p { color: #B9AFD1; margin: 8px 0 0; font-size: 9px; line-height: 1.75; }
.finding-card .finding-fix { border-top: 1px solid var(--line); margin-top: 10px; padding-top: 10px; color: #C8BEDF; }
.markup-empty { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 45px 15px; border: 1px dashed var(--line-strong); border-radius: 8px; color: #A69BBE; }
.empty-symbol { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 50%; color: var(--violet); font-size: 24px; margin-bottom: 13px; }
.markup-empty strong { color: #D4CDEA; font-size: 11px; font-weight: 650; }
.markup-empty p { max-width: 270px; margin: 7px 0 0; font-size: 9px; line-height: 1.65; }
.markup-footnote { display: flex; align-items: flex-start; gap: 9px; border-top: 1px solid var(--line); margin-top: 16px; padding-top: 14px; }
.markup-footnote .callout-symbol { width: 17px; height: 17px; font-size: 10px; }
.markup-footnote p { margin: 0; color: #8F83A8; font-size: 9px; line-height: 1.7; }

/* Review workspace */
.review-layout { display: grid; grid-template-columns: minmax(0,1fr) 320px; gap: 17px; align-items: start; }
.review-main, .review-summary { padding: 24px; }
.review-main .panel-heading { align-items: center; }
.review-filter-wrap .select-control { min-width: 127px; }
.review-groups { display: flex; flex-direction: column; gap: 23px; }
.review-group { border-top: 1px solid var(--line); }
.review-group-heading { display: flex; align-items: center; gap: 10px; padding: 14px 0 7px; }
.review-group-number { color: var(--violet); font: 800 9px var(--mono); }
.review-group-heading h3 { margin: 0; color: #D4CDEA; font-size: 12px; font-weight: 680; }
.review-group-heading p { margin: 0 0 0 auto; color: #8F83A8; font-size: 8px; }
.review-item { display: grid; grid-template-columns: minmax(0,1fr) minmax(128px,165px); gap: 15px; align-items: center; border-top: 1px solid rgba(199,226,226,.065); padding: 13px 0; }
.review-item-copy strong { display: block; color: #D4CDEA; font-size: 10px; font-weight: 650; line-height: 1.6; }
.review-item-copy p { margin: 3px 0 0; color: #A69BBE; font-size: 9px; line-height: 1.65; }
.review-item select { width: 100%; height: 32px; border: 1px solid var(--line); border-radius: 6px; padding: 0 7px; font-size: 9px; background: #19142b; }
.review-item[data-status="good"] select { border-color: rgba(138,226,190,.28); color: #a6e6c9; }
.review-item[data-status="needs-work"] select { border-color: rgba(242,197,141,.32); color: #f0c88f; }
.review-item[data-status="na"] select { color: #A69BBE; }
.review-summary { position: sticky; top: 18px; }
.review-summary h2 { margin: 6px 0 18px; font-size: 19px; font-weight: 560; letter-spacing: -.04em; }
.review-ring-wrap { display: flex; align-items: center; gap: 16px; }
.review-ring { display: grid; place-items: center; width: 98px; height: 98px; flex: 0 0 auto; border-radius: 50%; background: conic-gradient(var(--violet) 0deg, #304247 0deg); position: relative; }
.review-ring::before { content: ""; position: absolute; inset: 7px; border-radius: 50%; background: var(--surface); }
.review-ring > div { display: flex; flex-direction: column; align-items: center; z-index: 1; }
.review-ring strong { font-size: 19px; font-weight: 600; letter-spacing: -.06em; }
.review-ring span { color: #8F83A8; font-size: 8px; }
.review-counts strong { color: #F3F0FF; font: 800 20px var(--mono); letter-spacing: -.06em; }
.review-counts strong span { color: #8F83A8; font-size: 11px; }
.review-counts small { display: block; max-width: 135px; color: #A69BBE; font-size: 8px; line-height: 1.6; margin-top: 5px; }
.review-bar { height: 4px; overflow: hidden; border-radius: 99px; background: #3A3153; margin: 17px 0; }
.review-bar span { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--violet); transition: width .18s ease; }
.review-metrics { display: flex; flex-direction: column; gap: 10px; }
.review-metrics > div { display: grid; grid-template-columns: 7px minmax(0,1fr) auto; align-items: center; gap: 8px; color: #A69BBE; font-size: 9px; }
.review-metrics strong { color: #D4CDEA; font: 700 10px var(--mono); }
.metric-dot { width: 6px; height: 6px; border-radius: 50%; }
.metric-good { background: var(--success); }.metric-warn { background: var(--amber); }.metric-open { background: #786A91; }.metric-na { background: #B9AFD1; }
.review-summary-separator { height: 1px; background: var(--line); margin: 21px 0 17px; }
.review-summary > .control-label { margin-bottom: 8px; }
.review-notes { width: 100%; }
.review-summary .field-hint { margin-bottom: 13px; }

.studio-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); min-height: 73px; color: #8F83A8; font-size: 9px; }
.footer-brand { display: flex; align-items: center; gap: 9px; color: #A69BBE; }
.brand-mark-small { width: 19px; height: 20px; gap: 2px; }
.brand-mark-small i { width: 3px; }.brand-mark-small i:nth-child(1) { height: 9px; }.brand-mark-small i:nth-child(2) { height: 15px; }.brand-mark-small i:nth-child(3) { height: 11px; }
.studio-footer p { margin: 0; }.footer-dot, .footer-version span { color: #5E4C81; margin: 0 5px; }.footer-version { color: #9D91BB; font: 8px var(--mono); letter-spacing: .08em; }
.toast-region { position: fixed; z-index: 100; right: 25px; bottom: 24px; width: min(360px, calc(100vw - 32px)); display: flex; flex-direction: column; gap: 8px; pointer-events: none; }
.toast { border: 1px solid rgba(182,164,255,.28); border-radius: 8px; padding: 12px 15px; background: #2a2044; color: #d7f7ed; box-shadow: 0 15px 35px rgba(0,0,0,.28); font-size: 11px; line-height: 1.55; animation: toast-in .2s ease both; }
.toast.is-error { border-color: rgba(255,149,139,.32); background: #392624; color: #ffe0dc; }
@keyframes toast-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 1260px) {
  .studio-shell { padding: 0 28px; }
  .masthead { grid-template-columns: auto minmax(0,1fr); gap: 0 20px; padding-top: 13px; }
  .brand { grid-column: 1; grid-row: 1; }
  .workspace-tools { grid-column: 2; grid-row: 1; justify-self: end; }
  .tool-nav { grid-column: 1 / -1; grid-row: 2; justify-content: flex-start; min-height: 48px; margin-top: 10px; }
  .nav-tab { padding-inline: 13px; }
  .contrast-workspace { grid-template-columns: minmax(0,1fr) minmax(300px,.8fr); }
  .palette-scale { gap: 4px; }
  .swatch-color { height: 78px; }
  .swatch-meta { padding-inline: 6px; }
}
@media (max-width: 980px) {
  .studio-shell { padding: 0 22px; }
  .view { padding-top: 34px; }
  .page-intro { gap: 24px; }
  .intro-split { grid-template-columns: minmax(0,1fr) minmax(210px,250px); }
  .page-intro h1 { font-size: clamp(38px, 5vw, 52px); }
  .contrast-workspace { grid-template-columns: minmax(0,1fr) minmax(270px,.78fr); gap: 12px; }
  .pair-editor, .score-panel { padding: 21px; }
  .color-input-grid { grid-template-columns: 1fr; gap: 15px; }
  .pair-divider { display: none; }
  .color-input-line { margin-top: 7px; }
  .field-hint { margin-top: 5px; }
  .site-preview-body { gap: 27px; padding: 30px; }
  .surface-matrix { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .palette-scale { grid-template-columns: repeat(6,minmax(0,1fr)); }
  .palette-swatch { display: grid; grid-template-columns: 65px minmax(0,1fr); grid-template-rows: auto 1fr; }
  .swatch-color { grid-row: 1 / 3; height: 100%; min-height: 92px; }
  .swatch-meta { padding: 9px 8px 4px; }
  .swatch-contrast { margin: 0 8px; padding-top: 4px; }
  .swatch-actions { grid-column: 1 / -1; }
  .color-system-grid { grid-template-columns: 1fr; }
  .type-workspace { grid-template-columns: minmax(250px,.7fr) minmax(0,1.3fr); gap: 12px; }
  .type-controls, .type-preview-panel { padding: 20px; }
  .component-grid { gap: 12px; }
  .component-tile { padding: 20px; }
  .markup-workspace { grid-template-columns: 1fr 1fr; gap: 12px; }
  .review-layout { grid-template-columns: minmax(0,1fr) 285px; gap: 12px; }
  .review-main, .review-summary { padding: 20px; }
}
@media (max-width: 760px) {
  .studio-shell { padding: 0 16px; }
  .masthead { min-height: auto; padding-top: 15px; grid-template-columns: minmax(0,1fr) auto; gap: 0 8px; }
  .brand { min-width: 0; }
  .workspace-tools { gap: 2px; }
  .local-status { display: none; }
  .icon-button { padding: 7px 6px; }.icon-button span { display: none; }
  .tool-nav { margin-top: 14px; margin-inline: -16px; padding: 0 13px; min-height: 46px; gap: 1px; }
  .nav-tab { padding-inline: 10px; font-size: 10px; }
  .nav-tab span { font-size: 8px; }
  .view { padding-top: 29px; padding-bottom: 38px; }
  .page-intro, .intro-split { grid-template-columns: 1fr; gap: 20px; margin-bottom: 25px; }
  .page-intro h1 { font-size: clamp(38px, 9vw, 51px); }
  .intro-lede { font-size: 12px; }
  .intro-aside { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 7px 15px; padding: 11px 0 0 14px; }
  .intro-aside p { grid-column: 1 / -1; margin: 0; }
  .aside-rule { display: none; }
  .preset-toolbar { gap: 5px; margin-bottom: 12px; }
  .preset-toolbar > .micro-label { width: 100%; }
  .preset-chip { min-height: 30px; padding: 5px 7px; font-size: 9px; }
  .contrast-workspace, .type-workspace, .component-grid, .markup-workspace, .review-layout { grid-template-columns: 1fr; }
  .pair-editor, .score-panel, .type-controls, .type-preview-panel, .component-tile, .markup-editor, .markup-results, .review-main, .review-summary { padding: 19px; }
  .color-input-grid { grid-template-columns: minmax(0,1fr) 25px minmax(0,1fr); gap: 7px; }
  .pair-divider { display: flex; }
  .color-control > label span { display: block; margin: 4px 0 0; }
  .color-input-line { align-items: center; gap: 5px; }
  input[type="color"] { width: 33px; height: 36px; }
  .hex-input { height: 36px; padding: 0 6px; font-size: 10px; }
  .goal-row { grid-template-columns: 1fr; gap: 8px; }
  .goal-row .select-control { width: 100%; }
  .editor-actions .button { flex: 1; }
  .section-block { margin-top: 32px; }
  .section-title-row { align-items: flex-start; flex-direction: column; gap: 10px; }
  .section-title-row h2 { font-size: 22px; }
  .preview-status { margin-bottom: 0; }
  .site-preview-bar { padding: 0 13px; min-height: 42px; gap: 8px; }
  .preview-site-nav { gap: 9px; font-size: 8px; }
  .preview-live-badge { font-size: 7px; padding: 4px; }
  .site-preview-body { grid-template-columns: 1fr; gap: 25px; padding: 25px 19px; }
  .site-preview-copy h3 { font-size: 34px; }
  .preview-body-copy { font-size: 12px; }
  .preview-card { padding: 17px; }
  .surface-matrix { gap: 7px; }
  .matrix-sample { min-height: 67px; padding: 11px; font-size: 12px; }
  .matrix-caption { padding: 8px; font-size: 8px; }
  .palette-source-panel { grid-template-columns: 1fr; padding: 20px; gap: 15px; }
  .palette-source-control { flex-wrap: wrap; }
  .palette-source-control .button { flex: 1; }
  .palette-scale { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 8px; }
  .palette-swatch { grid-template-columns: 74px minmax(0,1fr); }
  .swatch-color { min-height: 100px; }
  .swatch-meta { padding: 10px 8px 4px; }
  .swatch-step { font-size: 11px; }
  .swatch-hex { font-size: 9px; }
  .swatch-contrast { margin: 0 8px; font-size: 8px; }
  .swatch-actions { padding: 7px; }
  .palette-action-row { align-items: flex-start; flex-direction: column; }
  .palette-action-row > div { width: 100%; flex-wrap: wrap; }
  .palette-action-row .button { flex: 1; }
  .color-system-grid { margin-top: 27px; }
  .color-system-grid > .surface-panel { padding: 19px; }
  .select-row { align-items: flex-start; flex-direction: column; }
  .select-row .select-control { width: 100%; }
  .token-specimen { grid-template-columns: 83px minmax(0,1fr); }
  .token-specimen-sidebar { padding: 12px 8px; font-size: 7px; }
  .token-specimen-main { padding: 14px; }
  .token-specimen-main h3 { font-size: 17px; }
  .token-export-actions .button { flex: 1 1 auto; }
  .viewport-toolbar { gap: 8px; }
  .viewport-toolbar .micro-label { width: 100%; }
  .viewport-width-label { margin-left: auto; }
  .viewport-stage { min-height: 450px; padding: 8px; }
  .type-canvas[data-viewport="mobile"] { width: 320px; }
  .type-article { padding: 17px; }
  .type-article h3 { font-size: 26px; }
  .type-preview-foot { align-items: flex-start; flex-direction: column; }
  .component-toolbar { align-items: flex-start; padding: 13px; gap: 11px; }
  .component-toolbar > div:first-child { width: 100%; }
  .component-toolbar .segmented-control { width: 100%; }
  .component-toolbar .segmented-control button { flex: 1; }
  .component-toolbar > .button { flex: 1; }
  .markup-tools { grid-template-columns: minmax(0,1fr); }
  .markup-tools > label { grid-column: auto; }
  .markup-tools .button { width: 100%; }
  .markup-input { min-height: 290px; }
  .markup-summary { gap: 5px; }
  .summary-stat { padding: 10px; }
  .summary-stat strong { font-size: 23px; }
  .review-summary { position: static; }
  .review-item { grid-template-columns: minmax(0,1fr) minmax(115px,140px); gap: 10px; }
  .review-main .panel-heading { align-items: flex-start; flex-direction: column; }
  .review-filter-wrap { width: 100%; }
  .review-filter-wrap .select-control { flex: 1; }
  .studio-footer { align-items: flex-start; flex-direction: column; gap: 10px; padding: 16px 0; }
  .studio-footer .footer-version { margin-left: auto; }
  .toast-region { right: 12px; bottom: 12px; }
}
@media (max-width: 390px) {
  .brand-company { font-size: 9px; }.brand-product { font-size: 7px; }
  .brand { gap: 8px; }
  .brand-mark { width: 23px; }
  .color-input-grid { grid-template-columns: 1fr; }
  .pair-divider { display: none; }
  .surface-matrix { grid-template-columns: 1fr 1fr; }
  .vision-preview { grid-template-columns: 1fr; }
  .review-item { grid-template-columns: 1fr; }
  .review-item select { max-width: none; }
  .preview-site-nav span:last-child { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Contrast-pair transfer: make the chosen relationship visible within the component previews. */
.component-grid.is-contrast-applied .component-sample-actions,
.component-grid.is-contrast-applied .focus-demo-area {
  background: var(--component-bg);
  color: var(--component-fg);
  border-color: color-mix(in srgb, var(--component-fg) 42%, var(--component-bg));
}
.component-grid.is-contrast-applied .sample-primary {
  background: var(--component-fg);
  border-color: var(--component-fg);
  color: var(--component-bg);
}
.component-grid.is-contrast-applied .sample-secondary,
.component-grid.is-contrast-applied .focus-sample-secondary {
  background: transparent;
  border-color: var(--component-fg);
  color: var(--component-fg);
}
.component-grid.is-contrast-applied .sample-link { color: var(--component-fg); }
.component-grid.is-contrast-applied .focus-sample-button:not(.focus-sample-secondary) {
  background: transparent;
  border-color: var(--component-fg);
  color: var(--component-fg);
}


/* Stage 3: discreet links back to the product overview. */
.home-return-link,.footer-overview-link{display:inline-flex;align-items:center;gap:7px;color:var(--muted,#A69BBE);font-size:11px;font-weight:700;text-decoration:none;white-space:nowrap;transition:color .18s ease}
.home-return-link:hover,.footer-overview-link:hover{color:var(--accent,#b6a4ff)}
.home-return-link span{color:var(--accent,#b6a4ff)}
.footer-separator{color:var(--muted,#A69BBE);padding:0 2px}
.home-return-link:focus-visible,.footer-overview-link:focus-visible{outline:2px solid var(--accent,#b6a4ff);outline-offset:3px;border-radius:2px}
@media(max-width:760px){.workspace-tools{gap:7px}.home-return-link{font-size:10px}.workspace-tools .local-status{max-width:90px}.workspace-tools .local-status #save-status{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}


/* Refinement pass: purposeful violet/plum surfaces, balanced palette cards, and custom selects. */
:root {
  color-scheme: dark;
  --page: #100D1D;
  --page-tint: #151127;
  --surface: #19142B;
  --surface-2: #241D39;
  --surface-3: #302743;
  --line: rgba(218,207,255,.13);
  --line-strong: rgba(218,207,255,.24);
  --text: #F3F0FF;
  --text-soft: #D4CDEA;
  --muted: #A69BBE;
  --muted-2: #9D91BB;
  --violet: #B6A4FF;
  --violet-light: #D8CCFF;
  --violet-ink: #1C1630;
}
html, body { background-color: var(--page); }
body { background-image: radial-gradient(ellipse at 48% -24%, rgba(112,83,178,.19), transparent 47%), radial-gradient(ellipse at 100% 46%, rgba(154,83,124,.055), transparent 28%); }
::selection { color: #171128; background: #D8CCFF; }
:focus-visible { outline-color: #D8CCFF; }
.brand-product, .nav-tab span, .page-intro h1 em, .eyebrow-line, .nav-tab.is-active::after,
.preset-chip.is-selected, .feature-link span, .feature-icon, .step-mark, .privacy-icon,
.spec-label, .spec-side-mark, .spec-side-rule, .limits-list summary:after { color: var(--violet); }
.nav-tab.is-active::after { background: var(--violet); }
.local-status .live-dot, .live-dot { background: var(--violet); box-shadow: 0 0 0 3px rgba(182,164,255,.1); }
.preset-chip.is-selected { color: var(--violet-light); border-color: rgba(182,164,255,.36); background: rgba(182,164,255,.09); }
.button-primary, .component-pill, .skip-link { background: var(--violet); border-color: var(--violet); color: var(--violet-ink); }
.button-primary:hover { background: var(--violet-light); border-color: var(--violet-light); }
.palette-scale { grid-template-columns: repeat(6, minmax(0,1fr)); align-items: stretch; gap: 10px; }
.palette-swatch { border-radius: 10px; background: #151127; min-height: 0; gap: 0; }
.swatch-color { height: auto; min-height: 90px; }
.swatch-meta { padding: 10px 10px 7px; }
.swatch-step { color: #E2DBF7; font-size: 10px; }
.swatch-hex { font-size: 9px; color: #9D91BB; }
.swatch-contrast { margin: 0 10px; padding-top: 8px; font-size: 8px; }
.swatch-actions { padding: 8px; gap: 6px; }
.swatch-actions button { min-height: 29px; font-size: 9px; }
.palette-swatch.is-base { border-color: rgba(182,164,255,.82); box-shadow: 0 0 0 1px rgba(182,164,255,.22); }
.palette-swatch.is-selected { outline-color: var(--violet); }
.legend-light { background: #ECE7FF; } .legend-base { background: var(--violet); } .legend-dark { background: #302743; }
.custom-select-wrap { position: relative; display: inline-flex; min-width: 0; max-width: 100%; width: 100%; height: 37px; color: var(--text); vertical-align: middle; }
.custom-select-trigger { display:flex; align-items:center; justify-content:space-between; gap:12px; width:100%; min-width:0; height:100%; border:1px solid var(--line-strong); border-radius:8px; padding:0 11px; background:#211A35; color:#E4DDF8; text-align:left; font-size:10px; line-height:1.3; cursor:pointer; transition:border-color .15s,background .15s,box-shadow .15s; }
.custom-select-trigger:hover { border-color:rgba(182,164,255,.52); background:#261E3C; }
.custom-select-trigger:focus-visible { outline:2px solid #D8CCFF; outline-offset:3px; }
.custom-select-trigger:disabled { opacity:.45; cursor:not-allowed; }
.custom-select-value { min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.custom-select-arrow { flex:0 0 auto; color:#B6A4FF; font-size:15px; line-height:1; transform:translateY(-1px); transition:transform .15s; }
.custom-select-wrap.is-open .custom-select-arrow { transform:rotate(180deg); }
.custom-select-options { position:absolute; z-index:80; top:calc(100% + 6px); left:0; right:0; min-width:max-content; max-width:min(340px, calc(100vw - 40px)); max-height:min(300px, 48vh); overflow-y:auto; padding:5px; border:1px solid rgba(182,164,255,.27); border-radius:10px; background:#211A35; box-shadow:0 18px 44px rgba(0,0,0,.42); }
.custom-select-options[hidden] { display:none !important; }
.custom-select-option { display:flex; align-items:center; justify-content:space-between; gap:13px; width:100%; min-height:34px; border:1px solid transparent; border-radius:6px; padding:7px 9px; background:transparent; color:#C8BEDF; text-align:left; font-size:10px; cursor:pointer; }
.custom-select-option:hover, .custom-select-option:focus-visible { outline:none; background:rgba(182,164,255,.1); border-color:rgba(182,164,255,.2); color:#F3EFFF; }
.custom-select-option[aria-selected="true"] { background:rgba(182,164,255,.12); color:#D8CCFF; }
.custom-select-option[aria-selected="true"]::after { content:"✓"; color:#B6A4FF; font-size:11px; }
.custom-select-option:disabled { display:none; }
.custom-select-native { position:absolute !important; width:1px !important; height:1px !important; padding:0 !important; margin:-1px !important; overflow:hidden !important; clip:rect(0,0,0,0) !important; white-space:nowrap !important; border:0 !important; opacity:0 !important; pointer-events:none !important; }
.goal-row .custom-select-wrap { width:215px; }
.select-row .custom-select-wrap { width:240px; }
.markup-tools .custom-select-wrap { width:100%; }
.markup-filter-row .custom-select-wrap, .review-filter-wrap .custom-select-wrap { height:31px; width:auto; flex:0 1 auto; min-width:128px; }
.markup-filter-row .custom-select-trigger, .review-filter-wrap .custom-select-trigger { font-size:9px; padding-inline:9px; }
.markup-filter-row .custom-select-wrap { min-width:136px; }
.review-filter-wrap .custom-select-wrap { min-width:127px; }
.review-item .custom-select-wrap { width:100%; height:34px; }
.review-item .custom-select-trigger { font-size:9px; padding-inline:8px; }
.review-item[data-status="good"] .custom-select-trigger { border-color:rgba(138,226,190,.34); color:#A6E6C9; }
.review-item[data-status="needs-work"] .custom-select-trigger { border-color:rgba(242,197,141,.36); color:#F0C88F; }
.review-item[data-status="na"] .custom-select-trigger { color:#A69BBE; }
.markup-file-row { display:flex; flex-wrap:wrap; gap:8px; align-items:center; margin:0 0 18px; padding:13px; border:1px solid var(--line); border-radius:9px; background:rgba(182,164,255,.035); }
.markup-file-row > span { flex:1 1 100%; color:var(--muted-2); font-size:9px; line-height:1.65; }
.markup-file-row .button { min-height:34px; padding:8px 10px; font-size:9px; }
.markup-summary { grid-template-columns:repeat(4,minmax(0,1fr)); }
.finding-identifiers { display:flex; align-items:flex-start; flex-direction:column; gap:3px; margin-top:9px; }
.finding-identifiers code { color:#C8BBF6; font:8px/1.5 var(--mono); overflow-wrap:anywhere; }
.finding-identifiers span { color:#86799F; font:8px/1.6 var(--mono); overflow-wrap:anywhere; }
.finding-card .finding-category { color:#7F7297; font-size:8px; }
.markup-input { background:#100D1D; border-color:var(--line-strong); color:#CFC4F5; }
.toast { border-color:rgba(182,164,255,.3); background:#2A2044; color:#F0EAFF; }
.icon-button:hover { color:var(--violet-light); }
@media (max-width:1260px) { .palette-scale { grid-template-columns:repeat(4,minmax(0,1fr)); gap:9px; } }
@media (max-width:980px) { .palette-scale { grid-template-columns:repeat(4,minmax(0,1fr)); } }
@media (max-width:760px) {
  .tool-nav { display:block; padding-top:7px; padding-bottom:7px; }
  .tool-nav-label, .tool-nav-count { display:none; }
  .tool-nav-items { width:100%; display:flex; gap:4px; overflow-x:auto; padding-bottom:3px; scrollbar-width:thin; }
  .nav-tab { min-height:39px; }
  .palette-scale { grid-template-columns:repeat(2,minmax(0,1fr)); gap:9px; }
  .swatch-color { min-height:78px; }
  .markup-summary { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .markup-file-row .button { flex:1 1 auto; }
  .custom-select-options { min-width:0; }
  .goal-row .custom-select-wrap, .select-row .custom-select-wrap { width:100%; }
  .review-filter-wrap .custom-select-wrap { min-width:0; }
  .review-item { grid-template-columns:minmax(0,1fr); }
}
@media (max-width:430px) { .palette-scale { grid-template-columns:repeat(2,minmax(0,1fr)); } .custom-select-trigger { font-size:10px; } }
@media (prefers-reduced-motion: reduce) { .custom-select-trigger, .custom-select-arrow, .palette-swatch { transition:none; } }


/* Studio header redesign: a compact tool deck instead of a generic tab strip. */
.tool-nav {
  position: relative;
  z-index: 10;
  display: block;
  align-self: auto;
  margin: 18px 0 0;
  padding: 17px;
  overflow: visible;
  border: 1px solid rgba(218,207,255,.14);
  border-radius: 17px;
  background: linear-gradient(112deg, rgba(182,164,255,.07), transparent 40%), linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.008)), #151126;
  box-shadow: 0 14px 38px rgba(0,0,0,.13), inset 0 1px 0 rgba(255,255,255,.025);
}
.tool-nav-heading { display:flex; align-items:center; justify-content:space-between; gap:18px; padding:0 2px 14px; }
.tool-nav-heading-main { display:flex; align-items:center; gap:12px; min-width:0; }
.tool-nav-emblem { display:flex; align-items:center; justify-content:center; gap:3px; width:36px; height:36px; flex:0 0 auto; border:1px solid rgba(182,164,255,.22); border-radius:11px; background:rgba(182,164,255,.075); }
.tool-nav-emblem i { display:block; width:4px; border-radius:5px; background:#B6A4FF; }
.tool-nav-emblem i:nth-child(1) { height:11px; opacity:.58; }
.tool-nav-emblem i:nth-child(2) { height:20px; }
.tool-nav-emblem i:nth-child(3) { height:14px; opacity:.78; }
.tool-nav-heading-copy { display:grid; grid-template-columns:auto; gap:2px; min-width:0; }
.tool-nav-label { display:flex; align-items:center; gap:7px; color:#A69BBE; font:800 8px/1.5 var(--mono); letter-spacing:.15em; }
.tool-nav-label i { color:#786695; font-style:normal; }
.tool-nav-heading-copy > strong { color:#F3F0FF; font-size:13px; line-height:1.35; font-weight:680; letter-spacing:-.02em; }
.tool-nav-description { color:#9D91BB; font-size:9px; line-height:1.4; }
.tool-nav-meta { display:flex; align-items:center; gap:18px; flex:0 0 auto; }
.tool-nav-current { display:inline-flex; align-items:center; gap:8px; padding:7px 10px; border:1px solid rgba(182,164,255,.18); border-radius:7px; background:rgba(182,164,255,.055); color:#CFC3F3; font:750 8px/1.3 var(--mono); letter-spacing:.055em; white-space:nowrap; }
.tool-nav-current-dot { width:6px; height:6px; flex:0 0 auto; border-radius:50%; background:#B6A4FF; box-shadow:0 0 0 3px rgba(182,164,255,.12); }
.tool-nav-count { display:flex; align-items:center; gap:8px; padding-left:17px; border-left:1px solid var(--line); color:#9386AD; font:750 8px/1.5 var(--mono); letter-spacing:.1em; white-space:nowrap; }
.tool-nav-count > strong { color:#F3F0FF; font:500 21px/1 var(--font); letter-spacing:-.06em; }
.tool-nav-count > span { color:#A69BBE; }
.tool-nav-count small { color:#9386AD; font-size:7px; letter-spacing:.08em; }
.tool-nav-items { display:grid; grid-template-columns:repeat(6,minmax(0,1fr)); gap:8px; min-width:0; }
.nav-tab {
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:stretch;
  justify-content:flex-start;
  min-width:0;
  min-height:76px;
  padding:9px 10px 10px;
  overflow:hidden;
  border:1px solid rgba(218,207,255,.1);
  border-radius:10px;
  background:rgba(255,255,255,.018);
  color:#C8BEDF;
  text-align:left;
  white-space:normal;
  gap:0;
  transition:border-color .18s ease, background .18s ease, transform .18s ease, box-shadow .18s ease;
}
.nav-tab::after { content:""; position:absolute; top:0; left:12px; right:12px; height:2px; border-radius:0 0 4px 4px; background:transparent; transition:background .18s ease; }
.nav-tab-top { display:flex; align-items:center; justify-content:space-between; gap:8px; width:100%; margin-bottom:5px; }
.tool-nav .nav-tab .nav-tab-index { color:#9386AD; font:750 8px/1.3 var(--mono); letter-spacing:.08em; }
.tool-nav .nav-tab .nav-tab-glyph { display:inline-flex; align-items:center; justify-content:center; min-width:22px; height:20px; padding:0 4px; border:1px solid rgba(218,207,255,.1); border-radius:5px; background:rgba(255,255,255,.02); color:#9B8CB9; font:600 10px/1 var(--font); }
.tool-nav .nav-tab .nav-tab-title { display:block; overflow:hidden; color:#D9D1EC; font-family:var(--font); font-size:10px; font-weight:720; line-height:1.35; letter-spacing:-.01em; text-overflow:ellipsis; white-space:nowrap; }
.tool-nav .nav-tab .nav-tab-description { display:block; margin-top:3px; overflow:hidden; color:#9D91BB; font-family:var(--font); font-size:8px; font-weight:450; line-height:1.35; text-overflow:ellipsis; white-space:nowrap; }
.nav-tab:hover { transform:translateY(-1px); border-color:rgba(182,164,255,.3); background:rgba(182,164,255,.055); color:#F3F0FF; }
.nav-tab:hover .nav-tab-title { color:#F3F0FF; }
.nav-tab.is-active { border-color:rgba(182,164,255,.42); background:linear-gradient(145deg,rgba(182,164,255,.13),rgba(182,164,255,.035)); color:#F3F0FF; box-shadow:inset 0 0 0 1px rgba(182,164,255,.04), 0 5px 14px rgba(0,0,0,.12); }
.nav-tab.is-active::after { height:2px; bottom:auto; left:12px; right:12px; background:#B6A4FF; }
.nav-tab.is-active .nav-tab-index { color:#D8CCFF; }
.nav-tab.is-active .nav-tab-glyph { border-color:rgba(182,164,255,.25); background:rgba(182,164,255,.12); color:#D8CCFF; }
.nav-tab.is-active .nav-tab-title { color:#F3F0FF; }
.nav-tab.is-active .nav-tab-description { color:#B0A3CF; }
.nav-tab:focus-visible { z-index:1; outline:2px solid #D8CCFF; outline-offset:3px; }
@media (max-width:1260px) {
  .tool-nav { padding:15px; }
  .tool-nav-items { grid-template-columns:repeat(3,minmax(0,1fr)); }
  .nav-tab { min-height:72px; }
  .nav-tab-title { font-size:11px; }
  .nav-tab-description { font-size:9px; }
}
@media (max-width:760px) {
  .tool-nav { margin:12px 0 0; padding:12px; border-radius:13px; }
  .tool-nav-heading { align-items:flex-start; gap:10px; padding:0 0 11px; }
  .tool-nav-heading-main { gap:9px; }
  .tool-nav-emblem { width:30px; height:32px; border-radius:8px; }
  .tool-nav-heading-copy > strong { font-size:12px; }
  .tool-nav-description { max-width:230px; font-size:8px; }
  .tool-nav-meta { gap:0; }
  .tool-nav-count { display:none; }
  .tool-nav-current { padding:6px 7px; font-size:7px; }
  .tool-nav-items { grid-template-columns:repeat(2,minmax(0,1fr)); gap:6px; }
  .nav-tab { min-height:70px; padding:9px 9px 8px; border-radius:8px; }
  .nav-tab-title { font-size:10px; }
  .nav-tab-description { font-size:8px; }
}
@media (max-width:390px) {
  .tool-nav-heading { flex-wrap:wrap; }
  .tool-nav-meta { width:100%; padding-left:39px; }
  .tool-nav-current { max-width:100%; }
  .nav-tab-description { white-space:normal; }
}
@media (prefers-reduced-motion:reduce) { .nav-tab, .nav-tab::after { transition:none; } .nav-tab:hover { transform:none; } }

/* Session-only first-run states and opt-in test specimens. */
.editable-copy-actions { display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap; margin-top:12px; }
.editable-copy-buttons { display:flex; gap:8px; flex-wrap:wrap; }
.editable-copy-buttons .button { min-height:36px; padding:8px 11px; font-size:10px; }
.copy-count { color:var(--muted-2); font:9px/1.6 var(--mono); font-variant-numeric:tabular-nums; }
.editable-copy #type-preview-message:empty { display:none; }
.type-empty-state { display:flex; min-height:300px; padding:clamp(24px,5vw,48px); flex-direction:column; align-items:center; justify-content:center; text-align:center; gap:10px; border:1px dashed rgba(218,207,255,.22); border-radius:12px; background:radial-gradient(ellipse at 50% 10%,rgba(182,164,255,.075),transparent 65%),rgba(15,11,26,.45); }
.type-empty-glyph { display:grid; place-items:center; width:58px; height:58px; border:1px solid rgba(182,164,255,.28); border-radius:14px; color:#D8CCFF; background:rgba(182,164,255,.08); font:500 24px/1 Georgia,"Times New Roman",serif; }
.type-empty-state strong { margin-top:7px; font-size:16px; font-weight:650; letter-spacing:-.025em; }
.type-empty-state p { max-width:330px; margin:0; color:var(--muted); font-size:11px; line-height:1.8; }
.type-empty-state[hidden], .type-preview-content[hidden] { display:none!important; }
.markup-empty.is-pristine { min-height:280px; border-style:dashed; background:radial-gradient(ellipse at 50% 10%,rgba(182,164,255,.07),transparent 70%),rgba(15,11,26,.35); }
.markup-empty.is-pristine .empty-symbol { border-style:dashed; color:var(--violet-light); background:rgba(182,164,255,.06); }
/* Keep the session-only notice visible at small widths; users need to know the data lifecycle. */
@media (max-width:760px) { .workspace-tools .local-status { display:inline-flex; max-width:72px; margin-right:1px; font-size:8px; } .workspace-tools .local-status .live-dot { width:5px; height:5px; } #save-status { overflow:hidden; text-overflow:ellipsis; } .workspace-tools { gap:3px; } .icon-button { min-width:30px; } }
@media (max-width:390px) { .workspace-tools .local-status { max-width:54px; } .brand-product { font-size:7px; letter-spacing:.08em; } .editable-copy-actions { align-items:flex-start; flex-direction:column; } }

/* First-run empty states: no example values or generated results before a user starts. */
.contrast-empty-state,
.palette-empty-state {
  display: flex;
  min-height: 210px;
  padding: clamp(22px, 4vw, 38px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  border: 1px dashed rgba(218,207,255,.22);
  border-radius: 12px;
  background: radial-gradient(ellipse at 50% 0%, rgba(182,164,255,.075), transparent 68%), rgba(15,11,26,.4);
}
.contrast-empty-state { min-height: 260px; }
.empty-state-mark { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid rgba(182,164,255,.3); border-radius: 10px; background: rgba(182,164,255,.07); color: var(--violet-light); font: 20px/1 var(--mono); }
.contrast-empty-state strong, .palette-empty-state strong { margin-top: 5px; color: var(--text); font-size: 15px; font-weight: 650; letter-spacing: -.02em; }
.contrast-empty-state p, .palette-empty-state p { max-width: 410px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.8; }
.palette-scale > .palette-empty-state { grid-column: 1 / -1; }
.token-empty-state { min-height: 150px; margin: 16px 0; }
.criterion-row.is-pending .criterion-icon { border-color: var(--line-strong); background: var(--surface-2); color: var(--muted); }
.criterion-row.is-pending .criterion-result { color: var(--muted-2); }
input[type="color"]:disabled { cursor: not-allowed; opacity: .42; }
#palette-base-picker:disabled { opacity: .42; }



.markup-samples-note { display:flex; align-items:center; justify-content:space-between; gap:16px; padding:13px 14px; margin:0 0 17px; border:1px solid var(--line); border-radius:8px; background:rgba(182,164,255,.045); }
.markup-samples-note > span { color:var(--muted); font-size:10px; line-height:1.7; }
.markup-samples-note strong { color:var(--text-soft); font-size:10px; }
.markup-samples-note code { color:var(--violet-light); font:9px var(--mono); }
.markup-samples-note a { display:inline-flex; align-items:center; gap:7px; flex:0 0 auto; color:var(--violet-light); font-size:10px; font-weight:750; }
.markup-samples-note a:hover { color:var(--text); }
@media(max-width:600px) { .markup-samples-note { align-items:flex-start; flex-direction:column; gap:8px; } }


/* Release hardening: responsive layout, legible metadata, and explicit demo states. */
.masthead, .studio-shell, #main-content, .view, .surface-panel, .page-intro,
.tool-nav, .tool-nav-heading, .tool-nav-heading-main, .tool-nav-heading-copy,
.tool-nav-items, .workspace-tools { min-width: 0; }
.review-demo-note { margin: 0 0 16px; }
.demo-notice {
  border: 1px solid rgba(182,164,255,.24);
  border-radius: 9px;
  padding: 13px 15px;
  background: linear-gradient(110deg, rgba(182,164,255,.09), rgba(182,164,255,.025));
  color: #D4CDEA;
  font-size: 11px;
  line-height: 1.7;
}
.demo-notice strong { color: #F3F0FF; font-weight: 750; }
.demo-notice[hidden] { display: none !important; }
.finding-identifiers span, .finding-card .finding-category { color: #B5A9D0; font-size: 10px; }
.finding-identifiers code { font-size: 9px; }
.field-hint, .panel-body-copy, .fine-print { font-size: 11px; }
.review-ring { background: conic-gradient(var(--violet) 0deg, #514563 0deg); }

@media (max-width: 840px) {
  .markup-workspace { grid-template-columns: minmax(0, 1fr); }
  .markup-editor, .markup-results { min-width: 0; }
}
@media (max-width: 760px) {
  .masthead { grid-template-columns: minmax(0, 1fr) auto; column-gap: 10px; row-gap: 8px; padding-bottom: 10px; }
  .brand { grid-column: 1; grid-row: 1; }
  .workspace-tools { grid-column: 2; grid-row: 1; max-width: 100%; flex-wrap: wrap; }
  .home-return-link { font-size: 11px; white-space: nowrap; }
  .tool-nav { width: 100%; margin-inline: 0; }
  .review-item { min-width: 0; }
  .review-item-copy { min-width: 0; }
}
@media (max-width: 390px) {
  .masthead { grid-template-columns: minmax(0,1fr); row-gap: 9px; }
  .masthead > .brand { grid-column: 1; grid-row: 1; }
  .workspace-tools { grid-column: 1; grid-row: 2; justify-self: stretch; justify-content: flex-start; flex-wrap: wrap; gap: 5px; }
  .home-return-link { margin-right: auto; padding: 6px 8px; border: 1px solid var(--line); border-radius: 7px; }
  .workspace-tools .local-status { display: inline-flex; max-width: 108px; margin-right: 0; font-size: 9px; }
  .workspace-tools .local-status #save-status { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .workspace-tools .icon-button { min-height: 34px; padding: 6px 8px; }
  .tool-nav-heading { min-width: 0; }
  .tool-nav-meta { min-width: 0; }
  .tool-nav-current { white-space: normal; overflow-wrap: anywhere; }
  .tool-nav-items { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .tool-nav .nav-tab .nav-tab-title { font-size: 11px; }
  .tool-nav .nav-tab .nav-tab-description { font-size: 9px; }
  .markup-file-row .button { min-width: 0; }
}
@media (max-width: 350px) {
  .studio-shell { padding-inline: 12px; }
  .workspace-tools .local-status { max-width: 92px; }
  .tool-nav { padding: 10px; }
  .tool-nav-heading-main { gap: 7px; }
  .tool-nav-description { max-width: 175px; }
  .nav-tab { padding-inline: 7px; }
  .pair-editor, .score-panel, .type-controls, .type-preview-panel, .component-tile,
  .markup-editor, .markup-results, .review-main, .review-summary { padding: 15px; }
}


/* Keyboard access: the workspace skip link mirrors the overview page. */
.skip-link { position: absolute; left: 16px; top: -60px; z-index: 100; padding: 12px 16px; border: 1px solid var(--violet); border-radius: 6px; background: var(--violet); color: var(--violet-ink); font-size: 12px; font-weight: 750; text-decoration: none; }
.skip-link:focus { top: 12px; }


/* Final visual polish: keep the source color panel balanced and its guidance aligned across both columns. */
.palette-source-panel {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  align-items: center;
  overflow: visible;
}
.palette-source-panel > .field-hint {
  grid-column: 1 / -1;
  max-width: none;
  width: 100%;
  margin: 0;
  padding-top: 13px;
  border-top: 1px solid var(--line);
  line-height: 1.7;
}
.palette-source-panel > .inline-message {
  grid-column: 1 / -1;
  margin: 0;
}
.palette-source-control { min-width: 0; }
.palette-source-control .button { flex: 0 0 auto; }

/* Keep rounded cards visibly rounded while preserving a small, soft active indicator inset from the edge. */
.nav-tab { overflow: hidden; isolation: isolate; }
.nav-tab::after { left: 14px; right: 14px; top: 0; border-radius: 999px; }
.nav-tab.is-active::after { left: 14px; right: 14px; top: 0; bottom: auto; border-radius: 999px; }
.palette-swatch { background-clip: padding-box; }
.token-specimen { background-clip: padding-box; }

@media (max-width: 900px) {
  .palette-source-panel { grid-template-columns: minmax(0, 1fr); }
  .palette-source-panel > .field-hint,
  .palette-source-panel > .inline-message { grid-column: 1; }
  .palette-source-control { width: 100%; }
  .palette-source-control .source-hex-stack { flex: 1 1 135px; }
}


/* Guided sample flow: examples are first-class actions, not hidden test fixtures. */
.sample-library { margin: 0 0 22px; padding: 16px; border: 1px solid var(--line); border-radius: 12px; background: linear-gradient(140deg, rgba(182,164,255,.045), rgba(255,255,255,.01)); }
.sample-library-heading { display:flex; align-items:flex-start; justify-content:space-between; gap:16px; margin-bottom:13px; }
.sample-library-heading h3, .own-source-heading h3 { margin:4px 0 5px; color:var(--text); font-size:16px; font-weight:650; letter-spacing:-.025em; }
.sample-library-heading p:not(.panel-kicker), .own-source-heading p:not(.panel-kicker) { margin:0; max-width:650px; color:var(--muted); font-size:11px; line-height:1.65; }
.sample-library-count { flex:0 0 auto; padding:6px 8px; border:1px solid var(--line); border-radius:999px; color:var(--muted); font:750 8px/1 var(--mono); letter-spacing:.08em; }
.sample-library-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:10px; }
.sample-choice { position:relative; display:flex; flex-direction:column; align-items:stretch; gap:8px; min-width:0; min-height:168px; padding:14px; overflow:hidden; border:1px solid var(--line); border-radius:10px; background:rgba(16,13,29,.55); color:var(--text); text-align:left; cursor:pointer; transition:border-color .16s ease, background .16s ease, transform .16s ease, box-shadow .16s ease; }
.sample-choice:hover { transform:translateY(-1px); border-color:rgba(182,164,255,.36); background:rgba(182,164,255,.055); }
.sample-choice:focus-visible { outline:2px solid var(--violet-light); outline-offset:3px; }
.sample-choice.is-selected { border-color:rgba(182,164,255,.62); background:linear-gradient(145deg,rgba(182,164,255,.105),rgba(182,164,255,.025)); box-shadow:inset 0 0 0 1px rgba(182,164,255,.06); }
.sample-choice-top { display:flex; align-items:center; gap:8px; min-width:0; }
.sample-choice-icon { display:grid; place-items:center; width:27px; height:27px; flex:0 0 auto; border:1px solid rgba(182,164,255,.25); border-radius:8px; background:rgba(182,164,255,.09); color:var(--violet-light); font:750 10px/1 var(--mono); }
.sample-choice-kind { min-width:0; color:var(--muted-2); font:750 8px/1.45 var(--mono); letter-spacing:.07em; }
.sample-choice > strong { color:var(--text); font-size:12px; font-weight:700; line-height:1.4; }
.sample-choice-copy { display:block; color:var(--muted); font-size:10px; line-height:1.65; }
.sample-choice-cta { display:flex; align-items:center; justify-content:space-between; gap:8px; margin-top:auto; padding-top:8px; border-top:1px solid var(--line); color:var(--violet-light); font-size:9px; font-weight:800; }
.sample-choice-featured { grid-column:1 / -1; min-height:120px; }
.sample-choice-featured .sample-choice-copy { max-width:780px; }
.sample-library-status { min-height:18px; margin:10px 0 0; color:#C2B5E2; font-size:10px; line-height:1.6; }
.own-source { margin:20px 0 18px; padding-top:18px; border-top:1px solid var(--line); }
.own-source-heading { margin:0 0 12px; }
.markup-file-row { align-items:stretch; gap:8px; border-radius:10px; }
.markup-file-row .button { flex:0 1 auto; }
.markup-file-row > span { flex:1 1 100%; }

/* An app-branded confirmation dialog for destructive actions; no native browser prompts. */
.confirm-layer { position:fixed; z-index:200; inset:0; display:grid; place-items:center; padding:20px; }
.confirm-layer[hidden] { display:none !important; }
.confirm-backdrop { position:absolute; inset:0; width:100%; height:100%; border:0; background:rgba(7,5,14,.76); backdrop-filter:blur(8px); cursor:default; }
.confirm-dialog { position:relative; z-index:1; width:min(460px,100%); padding:25px; border:1px solid rgba(182,164,255,.28); border-radius:18px; background:linear-gradient(145deg,rgba(182,164,255,.075),transparent 42%),#1b152d; box-shadow:0 30px 100px rgba(0,0,0,.55); animation:dialog-in .16s ease both; }
.confirm-dialog-icon { display:grid; place-items:center; width:40px; height:40px; margin-bottom:17px; border:1px solid rgba(182,164,255,.35); border-radius:12px; background:rgba(182,164,255,.09); color:var(--violet-light); font:700 18px/1 var(--mono); }
.confirm-layer[data-tone="danger"] .confirm-dialog-icon { border-color:rgba(255,149,139,.35); background:rgba(255,149,139,.08); color:#FFB2AA; }
.confirm-dialog h2 { margin:5px 0 9px; color:var(--text); font-size:22px; font-weight:650; letter-spacing:-.04em; }
.confirm-dialog-message { margin:0; color:var(--muted); font-size:12px; line-height:1.75; }
.confirm-dialog-actions { display:flex; justify-content:flex-end; flex-wrap:wrap; gap:9px; margin-top:24px; }
.confirm-dialog-actions .button { min-width:115px; }
.confirm-dialog-actions .button.is-danger { border-color:#FF958B; background:#FF958B; color:#241218; }
.confirm-dialog-actions .button.is-danger:hover { border-color:#FFB2AA; background:#FFB2AA; }
body.dialog-open { overflow:hidden; }
@keyframes dialog-in { from { opacity:0; transform:translateY(7px) scale(.99); } to { opacity:1; transform:translateY(0) scale(1); } }
@media (max-width:600px) {
  .sample-library { padding:12px; }
  .sample-library-grid { grid-template-columns:minmax(0,1fr); }
  .sample-choice-featured { grid-column:1; }
  .sample-choice { min-height:145px; }
  .sample-library-heading { gap:10px; }
  .confirm-dialog { padding:20px; border-radius:15px; }
  .confirm-dialog-actions { flex-direction:column-reverse; }
  .confirm-dialog-actions .button { width:100%; }
}
@media (prefers-reduced-motion: reduce) { .sample-choice, .confirm-dialog { animation:none; transition:none; } }