:root {
  color-scheme: light;
  --bg: #f4f5f9;
  --surface: #ffffff;
  --surface-subtle: #f8f9fc;
  --surface-strong: #101326;
  --ink: #15172a;
  --muted: #686d82;
  --faint: #969bad;
  --line: #e3e5ee;
  --line-strong: #d2d5e2;
  --accent: #635bff;
  --accent-strong: #4d45e6;
  --accent-soft: #efefff;
  --mint: #2ec9a5;
  --danger: #dc3f5d;
  --shadow-sm: 0 1px 2px rgba(20, 24, 48, .04), 0 8px 24px rgba(20, 24, 48, .04);
  --shadow-lg: 0 24px 70px rgba(25, 27, 63, .11);
  --radius-md: 16px;
  --radius-lg: 24px;
  --content: 1440px;
  --reading: 900px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background: radial-gradient(circle at 12% 12%, rgba(99, 91, 255, .07), transparent 28rem), var(--bg);
  color: var(--ink);
  font: 16px/1.65 Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  transition: background-color .2s ease, color .2s ease;
}
button, input, select, textarea { font: inherit; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-strong); }
::selection { background: rgba(99, 91, 255, .22); }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 100; padding: 10px 14px; border-radius: 9px; background: var(--surface); color: var(--ink); box-shadow: var(--shadow-lg); transition: top .2s ease; }
.skip-link:focus { top: 12px; }

.site-bar { position: sticky; top: 0; z-index: 50; width: 100%; border-bottom: 1px solid rgba(227, 229, 238, .82); background: rgba(255, 255, 255, .86); backdrop-filter: blur(18px) saturate(150%); }
.bar-inner { width: min(100%, var(--content)); height: 72px; margin: 0 auto; padding: 0 clamp(20px, 4vw, 56px); display: flex; align-items: center; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; color: var(--ink); text-decoration: none; font-size: 16px; font-weight: 780; letter-spacing: -.025em; }
.brand:hover { color: var(--ink); }
.brand-mark { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(145deg, #756eff 0%, #4e46de 100%); color: #fff; box-shadow: 0 7px 18px rgba(99, 91, 255, .27); font: 800 15px/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.brand-copy { display: grid; line-height: 1.05; }
.brand-copy small { margin-top: 4px; color: var(--faint); font-size: 10px; font-weight: 650; letter-spacing: .06em; text-transform: uppercase; }
.nav { display: flex; align-items: center; gap: 3px; margin: 0 auto 0 0; }
.nav a { display: inline-flex; align-items: center; min-height: 38px; padding: 0 12px; border-radius: 9px; color: var(--muted); font-size: 14px; font-weight: 620; text-decoration: none; white-space: nowrap; transition: color .15s ease, background-color .15s ease; }
.nav a:hover { background: var(--surface-subtle); color: var(--ink); }
.nav a[aria-current="page"] { background: var(--accent-soft); color: var(--accent-strong); }
.bar-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.privacy-chip { display: inline-flex; align-items: center; gap: 7px; color: var(--muted); font-size: 12px; font-weight: 650; white-space: nowrap; }
.privacy-chip::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 4px rgba(46, 201, 165, .12); }
.theme-toggle, .menu-toggle { display: inline-grid; place-items: center; width: 40px; height: 40px; margin: 0; padding: 0; border: 1px solid var(--line); border-radius: 11px; background: var(--surface); color: var(--muted); cursor: pointer; font-size: 16px; box-shadow: 0 1px 1px rgba(20, 24, 48, .03); transition: transform .15s ease, border-color .15s ease, color .15s ease; }
.theme-toggle:hover, .menu-toggle:hover { border-color: var(--line-strong); color: var(--ink); transform: translateY(-1px); }
.menu-toggle { display: none; }

.wrap { width: 100%; min-height: calc(100vh - 72px); }
header { position: relative; overflow: hidden; width: 100%; padding: clamp(52px, 8vw, 104px) clamp(20px, 4vw, 56px) clamp(48px, 7vw, 84px); border-bottom: 1px solid rgba(99, 91, 255, .15); background: linear-gradient(120deg, rgba(99, 91, 255, .12), rgba(46, 201, 165, .055) 54%, transparent), var(--surface); }
header::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .42; background-image: linear-gradient(rgba(99, 91, 255, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(99, 91, 255, .08) 1px, transparent 1px); background-size: 40px 40px; mask-image: linear-gradient(90deg, #000, transparent 88%); }
header::after { content: "{ }"; position: absolute; right: clamp(24px, 8vw, 130px); top: 50%; transform: translateY(-52%) rotate(-6deg); color: rgba(99, 91, 255, .11); font: 800 clamp(120px, 18vw, 270px)/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: -.16em; pointer-events: none; }
.home-page header { padding-top: 72px; padding-bottom: 64px; }
.tool-page header { padding-top: 32px; padding-bottom: 30px; }
.info-page header { padding-top: 62px; padding-bottom: 54px; }
.hero-inner { position: relative; z-index: 1; width: min(100%, calc(var(--content) - 112px)); margin: 0 auto; }
.home-page .hero-inner { padding-right: min(27vw, 390px); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 18px; color: var(--accent-strong); font: 700 12px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .09em; text-transform: uppercase; }
.eyebrow::before { content: ">_"; color: var(--mint); letter-spacing: -.08em; }
h1 { max-width: 850px; margin: 0; font-size: clamp(36px, 5vw, 68px); line-height: 1.02; letter-spacing: -.055em; font-weight: 780; }
.tool-page h1 { font-size: clamp(32px, 3.4vw, 46px); }
.info-page h1 { font-size: clamp(34px, 4.4vw, 58px); }
.sub { max-width: 720px; margin: 20px 0 0; color: var(--muted); font-size: clamp(17px, 1.7vw, 21px); line-height: 1.55; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 28px; color: var(--muted); font-size: 13px; font-weight: 620; }
.hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
.hero-meta span::before { content: "✓"; display: grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; background: rgba(46, 201, 165, .13); color: #138e74; font-size: 11px; }
.breadcrumb { margin: 0 0 20px; color: var(--faint); font-size: 13px; font-weight: 600; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { margin: 0 7px; }

.site-main { width: min(100%, var(--content)); margin: 0 auto; padding: clamp(34px, 5vw, 70px) clamp(20px, 4vw, 56px) clamp(60px, 8vw, 110px); }
.tool-page .site-main { padding-top: 24px; }
.tool-page .eyebrow { margin-bottom: 9px; }
.tool-page .breadcrumb { margin-bottom: 11px; }
.tool-page .sub { margin-top: 10px; font-size: 17px; }
.tool-page .hero-meta { margin-top: 14px; }
.tool-page header::after { font-size: clamp(86px, 12vw, 175px); opacity: .78; }
.home-page .site-main { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 0 24px; }
.home-page .site-main > * { grid-column: 1 / -1; }
.card { margin: 0; padding: clamp(22px, 2.6vw, 34px); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow-sm); }
.home-intro { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 28px; padding: 24px 28px; border-color: rgba(99, 91, 255, .18); background: linear-gradient(105deg, rgba(99, 91, 255, .075), rgba(46, 201, 165, .04)), var(--surface); }
.home-intro p { margin: 0; font-size: 15px; }
.intro-badge { display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border: 1px solid rgba(46, 201, 165, .24); border-radius: 999px; background: rgba(46, 201, 165, .08); color: #147f6a; font-size: 12px; font-weight: 700; white-space: nowrap; }
.tool-search { position: relative; margin: 34px 0 8px; }
.tool-search input { min-height: 62px; padding: 0 112px 0 52px; border-radius: 17px; background: var(--surface); font-family: inherit; font-size: 16px; box-shadow: var(--shadow-sm); }
.tool-search::before { content: "⌕"; position: absolute; left: 19px; top: 50%; transform: translateY(-54%) rotate(-20deg); z-index: 1; color: var(--accent); font-size: 28px; line-height: 1; }
.search-hint { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); padding: 5px 8px; border: 1px solid var(--line); border-radius: 7px; color: var(--faint); background: var(--surface-subtle); font: 600 11px/1 ui-monospace, monospace; }
.search-empty { display: none; margin: 34px 0 10px; padding: 30px; border: 1px dashed var(--line-strong); border-radius: var(--radius-md); text-align: center; color: var(--muted); }
.search-empty.visible { display: block; }
.tool-section { margin-top: 52px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 17px; }
.section-heading h2 { margin: 0; }
.section-count { color: var(--faint); font: 650 12px/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
h2 { margin: 44px 0 14px; color: var(--ink); font-size: clamp(22px, 2.2vw, 29px); line-height: 1.24; letter-spacing: -.035em; }
h3 { margin: 28px 0 6px; font-size: 17px; line-height: 1.35; letter-spacing: -.015em; }
p, li { color: var(--ink); }
p { margin: 0 0 16px; }
li + li { margin-top: 8px; }
code { padding: 2px 6px; border: 1px solid var(--line); border-radius: 6px; background: var(--surface-subtle); color: var(--accent-strong); font: .86em/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; }
.tgrid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 15px; margin: 0; }
.tcard { position: relative; display: flex; min-height: 156px; flex-direction: column; justify-content: flex-end; gap: 7px; padding: 22px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); color: var(--ink); text-decoration: none; box-shadow: var(--shadow-sm); transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.tcard:hover { transform: translateY(-4px); border-color: rgba(99, 91, 255, .38); color: var(--ink); box-shadow: var(--shadow-lg); }
.tcard b { color: var(--ink); font-size: 15px; line-height: 1.35; letter-spacing: -.012em; }
.tcard span { color: var(--muted); font-size: 13px; line-height: 1.45; }
.tool-glyph { position: absolute; top: 18px; left: 20px; display: grid; place-items: center; min-width: 38px; height: 38px; padding: 0 8px; border-radius: 10px; background: var(--accent-soft); color: var(--accent-strong); font: 750 14px/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.card-arrow { position: absolute; top: 20px; right: 20px; color: var(--faint); font-size: 16px; transition: transform .2s ease, color .2s ease; }
.tcard:hover .card-arrow { color: var(--accent); transform: translate(2px, -2px); }
.tool-card.featured { grid-column: span 2; border-color: rgba(99, 91, 255, .42); background: linear-gradient(135deg, #171a33, #2d2968); box-shadow: 0 20px 55px rgba(39, 34, 105, .2); }
.tool-card.featured b { color: #fff; font-size: 18px; }
.tool-card.featured span { color: rgba(255, 255, 255, .68); }
.tool-card.featured .tool-glyph { background: rgba(255, 255, 255, .12); color: #9df1dc; }
.tool-card.featured .card-arrow { color: rgba(255, 255, 255, .6); }
.tool-card.featured b::after { content: "Popular"; display: inline-flex; margin-left: 8px; padding: 4px 7px; border-radius: 999px; background: rgba(157, 241, 220, .12); color: #9df1dc; font: 700 9px/1.1 ui-monospace, monospace; letter-spacing: .08em; text-transform: uppercase; vertical-align: 2px; }
.tcard.is-hidden { display: none; }

.tool-workspace { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-bottom: 66px; }
.workspace-toolbar { position: sticky; top: 80px; z-index: 12; grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 54px; padding: 8px 10px 8px 16px; border: 1px solid var(--line); border-radius: 15px; background: rgba(255, 255, 255, .92); box-shadow: var(--shadow-sm); backdrop-filter: blur(16px) saturate(150%); }
.workspace-title { display: flex; align-items: center; gap: 10px; min-width: 0; }
.workspace-title strong { color: var(--ink); font-size: 14px; letter-spacing: -.01em; }
.workspace-kicker { padding: 5px 7px; border-radius: 7px; background: var(--accent-soft); color: var(--accent-strong); font: 750 10px/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .08em; }
.workspace-live { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 11px; font-weight: 650; white-space: nowrap; }
.workspace-live::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 4px rgba(46, 201, 165, .12); }
.workspace-actions { display: flex; align-items: center; justify-content: flex-end; gap: 6px; }
.workspace-action { min-height: 36px; padding: 0 11px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface-subtle); color: var(--muted); font-size: 12px; font-weight: 680; cursor: pointer; white-space: nowrap; transition: color .15s ease, border-color .15s ease, background-color .15s ease, transform .15s ease; }
.workspace-action:hover { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); transform: translateY(-1px); }
.workspace-action[data-action="focus"] { border-color: var(--accent); background: var(--accent); color: #fff; }
.workspace-action.is-success { border-color: var(--mint); background: rgba(46, 201, 165, .12); color: #168570; }
.tool-workspace > .card:only-child, .tool-workspace > .row:only-child { grid-column: 1 / -1; }
.tool-workspace > .row { grid-column: 1 / -1; margin: 0; }
.tool-workspace > .row + .card { grid-column: 1 / -1; }
.tool-workspace .card { min-width: 0; }
.tool-workspace > .card { display: flex; flex-direction: column; }
.tool-workspace > .card > .out:last-child { flex: 1; min-height: 220px; }
.tool-workspace.layout-stacked { grid-template-columns: 1fr; }
.tool-workspace.layout-stacked > .card { grid-column: 1 / -1; }
.tool-editor, .tool-output { scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }
.editor-status { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-top: 8px; color: var(--faint); font: 600 10px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; }

.tool-workspace[data-layout="split"] > .card,
.tool-workspace[data-layout="counter"] > .card { min-height: clamp(650px, calc(100svh - 300px), 820px); }
.tool-workspace[data-layout="split"] .tool-editor,
.tool-workspace[data-layout="split"] .tool-output,
.tool-workspace[data-layout="counter"] .tool-editor,
.tool-workspace[data-layout="counter"] .tool-output { flex: 1; min-height: 540px; height: 100%; }

.tool-workspace[data-layout="transform"] > .card { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: auto minmax(540px, 1fr) auto; gap: 0 20px; min-height: 650px; }
.tool-workspace[data-layout="transform"] > .card > label { grid-column: 1; grid-row: 1; }
.tool-workspace[data-layout="transform"] > .card > .tool-editor { grid-column: 1; grid-row: 2; min-height: 540px; height: 100%; }
.tool-workspace[data-layout="transform"] > .card > .editor-status { grid-column: 1; grid-row: 3; }
.tool-workspace[data-layout="transform"] > .card > div:not(.field):not(.err) { grid-column: 1; }
.tool-workspace[data-layout="transform"] .output-field { grid-column: 2; grid-row: 1 / 5; display: flex; min-height: 0; margin: 0; flex-direction: column; }
.tool-workspace[data-layout="transform"] .output-field .tool-output { flex: 1; min-height: 540px; }

.tool-workspace[data-layout="regex"] > .card { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: auto minmax(520px, 1fr) auto; gap: 18px 20px; min-height: 680px; }
.tool-workspace[data-layout="regex"] > .card > .row { grid-column: 1 / -1; }
.tool-workspace[data-layout="regex"] .editor-field { grid-column: 1; grid-row: 2; display: flex; min-height: 0; margin: 0; flex-direction: column; }
.tool-workspace[data-layout="regex"] .output-field { grid-column: 2; grid-row: 2; display: flex; min-height: 0; margin: 0; flex-direction: column; }
.tool-workspace[data-layout="regex"] .tool-editor,
.tool-workspace[data-layout="regex"] .tool-output { flex: 1; min-height: 500px; height: 100%; }
.tool-workspace[data-layout="regex"] > .card > .err { grid-column: 1 / -1; grid-row: 3; }

.tool-workspace[data-layout="generator"] > .card,
.tool-workspace[data-layout="compact"] > .card { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(310px, .72fr) minmax(0, 1.28fr); grid-auto-rows: max-content; gap: 16px 24px; min-height: 430px; }
.tool-workspace[data-layout="compact"] > .card { min-height: 360px; }
.tool-workspace[data-layout="generator"] > .card > .row,
.tool-workspace[data-layout="compact"] > .card > .row { grid-column: 1; grid-row: 1; grid-template-columns: 1fr; }
.tool-workspace[data-layout="generator"] > .card > .field:not(.output-field),
.tool-workspace[data-layout="compact"] > .card > .field:not(.output-field) { grid-column: 1; }
.tool-workspace[data-layout="generator"] .output-field,
.tool-workspace[data-layout="compact"] .output-field { grid-column: 2; grid-row: 1 / 6; display: flex; min-height: 0; margin: 0; flex-direction: column; }
.tool-workspace[data-layout="generator"] .tool-output { flex: 1; min-height: 420px; }
.tool-workspace[data-layout="compact"] .tool-output { flex: 1; min-height: 330px; }

.tool-workspace[data-layout="jwt"] { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); }
.tool-workspace[data-layout="jwt"] > .card { grid-column: 1; grid-row: 2; min-height: 610px; }
.tool-workspace[data-layout="jwt"] > .card .tool-editor { flex: 1; min-height: 520px; }
.tool-workspace[data-layout="jwt"] > .row { grid-column: 2; grid-row: 2; grid-template-columns: 1fr; grid-template-rows: repeat(2, minmax(0, 1fr)); min-height: 610px; }
.tool-workspace[data-layout="jwt"] > .row > .card { display: flex; min-height: 0; flex-direction: column; }
.tool-workspace[data-layout="jwt"] .tool-output { flex: 1; min-height: 250px; }

.tool-workspace[data-layout="diff"] > .row { grid-row: 2; }
.tool-workspace[data-layout="diff"] > .row > .card { display: flex; min-height: 500px; flex-direction: column; }
.tool-workspace[data-layout="diff"] > .row .tool-editor { flex: 1; min-height: 460px; }
.tool-workspace[data-layout="diff"] > .card { grid-row: 3; min-height: 460px; }
.tool-workspace[data-layout="diff"] > .card .tool-output { flex: 1; min-height: 420px; }

body.focus-workspace { overflow: hidden; }
body.focus-workspace.tool-page header,
body.focus-workspace.tool-page footer,
body.focus-workspace.tool-page .site-main > :not(.tool-workspace) { display: none; }
body.focus-workspace.tool-page .site-main { width: 100%; max-width: none; height: calc(100svh - 72px); padding: 14px; }
body.focus-workspace .tool-workspace { position: fixed; inset: 86px 14px 14px; z-index: 45; margin: 0; padding: 0; overflow: auto; border-radius: 16px; background: var(--bg); }
body.focus-workspace .workspace-toolbar { top: 0; }
body.focus-workspace .tool-workspace[data-layout="split"] > .card,
body.focus-workspace .tool-workspace[data-layout="counter"] > .card,
body.focus-workspace .tool-workspace[data-layout="jwt"] > .card,
body.focus-workspace .tool-workspace[data-layout="jwt"] > .row { min-height: calc(100svh - 170px); }
label { display: block; margin: 0 0 8px; color: var(--muted); font-size: 12px; font-weight: 720; letter-spacing: .075em; text-transform: uppercase; }
.chk { display: inline-flex; align-items: center; gap: 8px; margin: 4px 18px 4px 0; color: var(--muted); font-size: 13px; letter-spacing: 0; text-transform: none; cursor: pointer; }
.chk input[type="checkbox"] { width: 17px; height: 17px; margin: 0; padding: 0; accent-color: var(--accent); box-shadow: none; }
textarea, input, select { width: 100%; padding: 13px 14px; border: 1px solid var(--line-strong); border-radius: 12px; outline: none; background: var(--surface-subtle); color: var(--ink); font: 14px/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; transition: border-color .15s ease, box-shadow .15s ease, background-color .15s ease; }
.chk input[type="checkbox"] { width: 17px; height: 17px; margin: 0; padding: 0; accent-color: var(--accent); box-shadow: none; }
textarea { min-height: 220px; resize: vertical; }
input[type="text"], input[type="number"] { font-family: inherit; }
textarea:hover, input:hover, select:hover { border-color: #bfc3d2; }
textarea:focus, input:focus, select:focus { border-color: var(--accent); background: var(--surface); box-shadow: 0 0 0 4px rgba(99, 91, 255, .12); }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; margin: 14px 8px 0 0; padding: 0 17px; border: 1px solid var(--accent); border-radius: 11px; background: var(--accent); color: #fff; font-size: 14px; font-weight: 680; line-height: 1; cursor: pointer; box-shadow: 0 8px 20px rgba(99, 91, 255, .18); transition: transform .15s ease, background-color .15s ease, border-color .15s ease, box-shadow .15s ease; }
.btn:hover { opacity: 1; transform: translateY(-1px); background: var(--accent-strong); border-color: var(--accent-strong); box-shadow: 0 10px 24px rgba(99, 91, 255, .25); }
.btn:active { transform: translateY(0); }
.btn.sec { border-color: var(--line-strong); background: var(--surface); color: var(--ink); box-shadow: none; }
.btn.sec:hover { border-color: var(--accent); color: var(--accent); }
.btn.copied { border-color: var(--mint); background: var(--mint); color: #071d18; }
.row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.field { margin-top: 18px; }
.out { min-height: 104px; margin: 0; padding: 18px; overflow: auto; border: 1px solid #2b3051; border-radius: 13px; background: #111426; color: #dce2ff; white-space: pre-wrap; word-break: break-word; font: 13px/1.68 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04); }
.err { min-height: 20px; margin-top: 10px; color: var(--danger); font-size: 13px; font-weight: 620; }
.ok { color: #138e74; }

.tool-page .site-main > h2, .tool-page .site-main > h3, .tool-page .site-main > p, .tool-page .site-main > ul, .info-page .site-main > h2, .info-page .site-main > h3, .info-page .site-main > p, .info-page .site-main > ul { width: min(100%, var(--reading)); margin-left: auto; margin-right: auto; }
.tool-page .site-main > p, .tool-page .site-main > ul, .info-page .site-main > p, .info-page .site-main > ul { color: var(--muted); }
.tool-page .site-main > ul, .info-page .site-main > ul { padding-left: 22px; }
.faq + h3 { margin-top: 16px; }
.related-tools { width: 100%; margin-top: 62px; padding-top: 24px; border-top: 1px solid var(--line); }
.related-tools h2 { margin: 0 0 18px; }
.related-tools .tcard { min-height: 132px; }
.info-page .site-main > .card { width: min(100%, 1000px); margin: 0 auto; }
.info-page .site-main > .card h2 { margin-top: 36px; }
.why-section { margin-top: 74px; padding: clamp(30px, 4vw, 50px); border-radius: var(--radius-lg); background: var(--surface-strong); color: #fff; }
.why-section h2 { margin-top: 0; color: #fff; }
.why-section p { max-width: 930px; margin-bottom: 0; color: rgba(255, 255, 255, .7); }
footer { width: 100%; margin: 0; padding: 0 clamp(20px, 4vw, 56px); border-top: 1px solid var(--line); background: var(--surface); color: var(--muted); }
.footer-inner { width: min(100%, calc(var(--content) - 112px)); margin: 0 auto; padding: 38px 0 46px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 18px 32px; }
.footer-brand { grid-column: auto; margin: 0; color: var(--ink); font-size: 14px; font-weight: 750; }
footer p { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: 12px; }
.foot-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 7px; margin: 0; }
.foot-links a { display: inline-flex; padding: 7px 10px; border-radius: 8px; color: var(--muted); font-size: 13px; text-decoration: none; }
.foot-links a:hover { background: var(--surface-subtle); color: var(--ink); }
:focus-visible { outline: 3px solid rgba(99, 91, 255, .35); outline-offset: 3px; }

body.dark { color-scheme: dark; --bg: #0c0e19; --surface: #141724; --surface-subtle: #1a1d2c; --surface-strong: #080a12; --ink: #f1f3ff; --muted: #a3a8bb; --faint: #747a90; --line: #282c3e; --line-strong: #373c51; --accent: #857fff; --accent-strong: #a29eff; --accent-soft: rgba(133, 127, 255, .12); --shadow-sm: 0 1px 2px rgba(0, 0, 0, .14), 0 10px 30px rgba(0, 0, 0, .12); --shadow-lg: 0 25px 70px rgba(0, 0, 0, .34); }
body.dark { background: radial-gradient(circle at 12% 12%, rgba(99, 91, 255, .12), transparent 30rem), var(--bg); }
body.dark .site-bar { border-color: rgba(40, 44, 62, .82); background: rgba(12, 14, 25, .84); }
body.dark header { background: linear-gradient(120deg, rgba(99, 91, 255, .16), rgba(46, 201, 165, .035) 56%, transparent), var(--surface); }
body.dark header::before { opacity: .26; }
body.dark .home-intro { background: linear-gradient(105deg, rgba(99, 91, 255, .1), rgba(46, 201, 165, .025)), var(--surface); }
body.dark .intro-badge, body.dark .hero-meta span::before { color: #72dec5; }
body.dark textarea:hover, body.dark input:hover, body.dark select:hover { border-color: #4c526b; }
body.dark .workspace-toolbar { background: rgba(20, 23, 36, .92); }

@media (max-width: 1080px) {
  .privacy-chip { display: none; }
  .tgrid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .tool-card.featured { grid-column: span 2; }
}
@media (max-width: 820px) {
  .bar-inner { height: 64px; gap: 12px; }
  .brand-copy small { display: none; }
  .menu-toggle { display: inline-grid; }
  .nav { position: absolute; top: calc(100% + 8px); left: 16px; right: 16px; display: none; padding: 10px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); box-shadow: var(--shadow-lg); }
  .nav.is-open { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav a { justify-content: center; }
  header { padding-top: 48px; }
  header::after { right: -20px; opacity: .6; }
  .home-page .hero-inner { padding-right: 0; }
  .tgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tool-workspace { grid-template-columns: minmax(0, 1fr); }
  .tool-workspace > * { grid-column: 1 !important; }
  .workspace-toolbar { top: 72px; width: 100%; min-width: 0; max-width: 100%; flex-wrap: wrap; overflow: hidden; }
  .workspace-actions { width: 100%; min-width: 0; max-width: 100%; justify-content: flex-start; overflow-x: auto; padding-bottom: 2px; }
  .tool-workspace[data-layout] > .card { display: flex; min-height: 0; flex-direction: column; }
  .tool-workspace[data-layout] > .card > *,
  .tool-workspace[data-layout] .editor-field,
  .tool-workspace[data-layout] .output-field { grid-column: auto; grid-row: auto; }
  .tool-workspace[data-layout="jwt"] > .card,
  .tool-workspace[data-layout="jwt"] > .row,
  .tool-workspace[data-layout="diff"] > .row,
  .tool-workspace[data-layout="diff"] > .card { grid-column: 1; grid-row: auto; min-height: 0; }
  .tool-workspace[data-layout="jwt"] > .row { min-height: 0; grid-template-rows: auto; }
  .tool-workspace[data-layout="split"] .tool-editor,
  .tool-workspace[data-layout="split"] .tool-output,
  .tool-workspace[data-layout="counter"] .tool-editor,
  .tool-workspace[data-layout="counter"] .tool-output,
  .tool-workspace[data-layout="transform"] .tool-editor,
  .tool-workspace[data-layout="transform"] .tool-output,
  .tool-workspace[data-layout="regex"] .tool-editor,
  .tool-workspace[data-layout="regex"] .tool-output,
  .tool-workspace[data-layout="jwt"] .tool-editor,
  .tool-workspace[data-layout="jwt"] .tool-output,
  .tool-workspace[data-layout="diff"] .tool-editor,
  .tool-workspace[data-layout="diff"] .tool-output { min-height: 340px; height: auto; }
  .tool-workspace[data-layout="generator"] .tool-output,
  .tool-workspace[data-layout="compact"] .tool-output { min-height: 280px; }
  body.focus-workspace .tool-workspace { inset: 78px 8px 8px; }
}
@media (max-width: 580px) {
  .bar-inner { padding-inline: 16px; }
  header { padding: 42px 20px 44px; }
  .home-page header, .tool-page header, .info-page header { padding-top: 42px; padding-bottom: 44px; }
  header::after { display: none; }
  h1 { font-size: 39px; }
  .tool-page h1, .info-page h1 { font-size: 36px; }
  .sub { margin-top: 14px; font-size: 17px; }
  .site-main { padding: 30px 16px 72px; }
  .home-page .site-main { display: block; }
  .home-intro { grid-template-columns: 1fr; gap: 15px; padding: 22px; }
  .intro-badge { width: fit-content; }
  .tool-search { margin-top: 24px; }
  .tool-search input { min-height: 56px; padding-right: 16px; }
  .search-hint { display: none; }
  .tool-section { margin-top: 42px; }
  .tgrid { grid-template-columns: 1fr; }
  .tool-card.featured { grid-column: auto; }
  .tcard { min-height: 140px; }
  .row { grid-template-columns: 1fr; }
  textarea { min-height: 320px; }
  .tool-page header { padding-top: 28px; padding-bottom: 26px; }
  .tool-page .hero-meta { gap: 8px 13px; }
  .workspace-toolbar { top: 70px; padding: 10px; }
  .workspace-title strong, .workspace-live { display: none; }
  .workspace-action[data-action="reuse"], .workspace-action[data-action="layout"] { display: none; }
  .workspace-action { min-height: 38px; }
  .editor-status span:last-child { display: none; }
  .card { padding: 20px; border-radius: 18px; }
  .why-section { margin-top: 52px; padding: 26px 22px; }
  .footer-inner { grid-template-columns: 1fr; padding: 32px 0; }
  .foot-links { justify-content: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}