/* YesWeTest — "studio" theme: light airy pages, condensed display type, chamfered buttons,
   dark gradient panels for the hero, the test tools and the footer. Dark mode via [data-theme="dark"]. */
:root {
  --bg: #ffffff;
  --bg-2: #f4f3fb;
  --surface: #ffffff;
  --surface-2: #f8f7fd;
  --surface-3: #eeecf8;
  --text: #1d164a;
  --text-2: #444154;
  --muted: #6e6a85;
  --line: #e8e6f3;
  --line-2: #d8d4ec;
  --brand: #5c47de;
  --brand-2: #8b5cf6;
  --accent: #12a36b;
  --accent-ink: #0b8457;
  --accent-soft: rgba(18, 163, 107, .1);
  --amber: #d48a00;
  --amber-soft: rgba(224, 148, 0, .12);
  --red: #e23b5a;
  --red-soft: rgba(226, 59, 90, .1);
  --blue: #3b6ff0;
  --blue-soft: rgba(59, 111, 240, .1);
  --violet: #5c47de;
  --on-acc: #ffffff;
  --acc: #5c47de;
  --glow: 0;
  --grad-dark: linear-gradient(125deg, #17113d 0%, #2b1a6b 42%, #5a2a6e 72%, #8a3b52 100%);
  --grad-brand: linear-gradient(100deg, #5c47de, #8b5cf6);
  --radius: 22px;
  --radius-s: 12px;
  --chamfer: 18px;
  --shadow: 0 2px 6px rgba(29, 22, 74, .04), 0 12px 34px rgba(29, 22, 74, .07);
  --shadow-l: 0 24px 60px rgba(29, 22, 74, .16);
  --display: "Anton", "Bebas Neue", "Oswald", Impact, "Arial Narrow", sans-serif;
  --font: "Manrope", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --w: 1240px;
  --w-narrow: 780px;
  color-scheme: light;
}

/* dark zones: hero, test tools, footer — and the whole page in dark mode */
.hero, .tool, .site-footer, .dark-zone, :root[data-theme="dark"] {
  --bg: #0d0a24; --bg-2: #120e30; --surface: #161139; --surface-2: #1b1543; --surface-3: #241d55;
  --text: #ffffff; --text-2: #cfcbe6; --muted: #9c97bd; --line: #2a2360; --line-2: #3a3178;
  --accent: #2ee59d; --accent-ink: #5cf0b4; --accent-soft: rgba(46, 229, 157, .12);
  --amber: #ffc53d; --amber-soft: rgba(255, 197, 61, .12); --red: #ff5c7f; --red-soft: rgba(255, 92, 127, .12);
  --blue: #7aa2ff; --blue-soft: rgba(122, 162, 255, .12); --glow: .5;
  --shadow: 0 10px 30px rgba(0, 0, 0, .3); --shadow-l: 0 24px 60px rgba(0, 0, 0, .45);
  color-scheme: dark;
}
:root[data-theme="dark"] { --brand: #8b7bff; }

/* module accents (one colour per tool family) */
[data-acc="brand"] { --acc: var(--brand); }
[data-acc="wheel"] { --acc: #f0532b; }
[data-acc="pedals"] { --acc: #e08e00; }
[data-acc="joystick"] { --acc: #0a9fc0; }
[data-acc="gamepad"] { --acc: #5c47de; }
[data-acc="drift"] { --acc: #4f9a12; }
.tool [data-acc], .tool, .hero, :root[data-theme="dark"] [data-acc="brand"] { --acc-dark: 1; }
:root[data-theme="dark"] [data-acc="wheel"], .tool[data-acc="wheel"] { --acc: #ff6a45; }
:root[data-theme="dark"] [data-acc="pedals"] { --acc: #ffb020; }
:root[data-theme="dark"] [data-acc="joystick"] { --acc: #22d3ee; }
:root[data-theme="dark"] [data-acc="gamepad"] { --acc: #a78bfa; }
:root[data-theme="dark"] [data-acc="drift"] { --acc: #a3e635; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; color: var(--text); background: var(--bg); font: 500 17px/1.7 var(--font); -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; }
img { display: block; height: auto; }
a { color: var(--brand); text-underline-offset: .2em; text-decoration-thickness: 1px; }
a:hover { color: var(--text); }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--surface); padding: 8px 14px; z-index: 100; }
.skip:focus { top: 12px; }
.wrap { max-width: var(--w); margin: 0 auto; padding: 0 22px; }
.wrap-narrow { max-width: var(--w-narrow); margin: 0 auto; padding: 0 22px; }
h1, h2, h3 { color: var(--text); }

/* display type */
.d, .hero h1, .ph-text h1, .tool-title h1, .page-head h1, .article-head h1, .section-head h2, .prose h2, .related h2, .waiting h2,
.card-title, .steps h3, .features h3, .det-name, .root-choose h1 {
  font-family: var(--display); font-weight: 400; letter-spacing: .005em; line-height: 1.02;
}

/* chamfered corner shapes */
.cut-tl { clip-path: polygon(var(--chamfer) 0, 100% 0, 100% 100%, 0 100%, 0 var(--chamfer)); }
.card, .steps li, .features > div, .side-mod, .fig, .choose {
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%);
}
.kicker { display: inline-flex; align-items: center; gap: 10px; font: 800 13px var(--font); letter-spacing: .16em; text-transform: uppercase; color: var(--acc); margin: 0 0 14px; }
.kicker::before { content: ""; width: 9px; height: 9px; background: var(--acc); transform: rotate(45deg); }

/* ---------------------------------------------------------------- header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .88); backdrop-filter: saturate(1.6) blur(14px); -webkit-backdrop-filter: saturate(1.6) blur(14px); border-bottom: 1px solid var(--line); }
:root[data-theme="dark"] .site-header { background: rgba(13, 10, 36, .85); }
.header-in { display: flex; align-items: center; gap: 18px; height: 76px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.logo img { border-radius: 10px; }
.logo-text { font: 400 25px/1 var(--display); letter-spacing: .02em; text-transform: uppercase; }
.logo-text b { font-weight: 400; color: var(--brand); }
.logo-text b:last-child { color: var(--text); }
.site-nav { display: flex; align-items: center; flex: 1; gap: 12px; }
.nav-list { display: flex; gap: 4px; list-style: none; margin: 0 0 0 30px; padding: 0; flex: 1; }
.nav-tools { display: flex; align-items: center; gap: 8px; }
.nav-link { display: inline-flex; align-items: center; gap: 7px; padding: 10px 14px; color: var(--text); text-decoration: none; font: 400 17px var(--display); letter-spacing: .04em; text-transform: uppercase; background: none; border: 0; cursor: pointer; position: relative; }
.nav-link:hover, .has-sub.open > .nav-link { color: var(--brand); }
.chev { width: 7px; height: 7px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg) translateY(-2px); opacity: .6; }
.has-sub { position: relative; }
.sub { display: none; position: absolute; top: calc(100% + 12px); left: 0; min-width: 290px; list-style: none; margin: 0; padding: 10px; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow-l); }
.sub-right { left: auto; right: 0; min-width: 210px; }
.has-sub.open > .sub { display: block; }
.sub a { display: flex; align-items: center; gap: 12px; padding: 10px 12px; color: var(--text); text-decoration: none; font-size: 15.5px; font-weight: 700; border-radius: 10px; }
.sub a:hover { background: var(--bg-2); color: var(--brand); }
.sub a[aria-current] { background: var(--bg-2); color: var(--brand); }
.sub .mi { width: 34px; height: 34px; display: grid; place-items: center; color: #fff; background: var(--acc); border-radius: 9px; }
.sub .mi svg { width: 20px; height: 20px; }
.sub-all a { color: var(--brand); border-top: 1px solid var(--line); border-radius: 0; margin-top: 6px; font: 400 15px var(--display); letter-spacing: .05em; text-transform: uppercase; }
.lc { font: 800 11px var(--font); padding: 3px 6px; background: var(--bg-2); color: var(--muted); border-radius: 5px; }
.globe { width: 18px; height: 18px; }
.theme-toggle { width: 44px; height: 44px; border: 1px solid var(--line-2); background: var(--surface); cursor: pointer; display: grid; place-items: center; color: var(--text); border-radius: 10px; }
.theme-toggle:hover { color: var(--brand); border-color: var(--brand); }
.theme-toggle svg { width: 19px; height: 19px; }
.theme-toggle .moon { display: none; }
:root[data-theme="dark"] .theme-toggle .sun { display: none; }
:root[data-theme="dark"] .theme-toggle .moon { display: block; }
.nav-toggle { display: none; margin-left: auto; width: 46px; height: 46px; border: 0; background: var(--brand); cursor: pointer; border-radius: 10px; }
.nav-toggle .bars, .nav-toggle .bars::before, .nav-toggle .bars::after { display: block; width: 18px; height: 2px; background: #fff; margin: 0 auto; position: relative; transition: .2s; }
.nav-toggle .bars::before, .nav-toggle .bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle .bars::before { top: -6px; } .nav-toggle .bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .bars::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bars::after { top: 0; transform: rotate(-45deg); }
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .site-nav { display: none; position: absolute; top: 76px; left: 0; right: 0; flex-direction: column; align-items: stretch; background: var(--surface); border-bottom: 1px solid var(--line); padding: 10px 18px 20px; box-shadow: var(--shadow-l); max-height: calc(100vh - 76px); overflow: auto; }
  .site-nav.open { display: flex; }
  .nav-list { flex-direction: column; margin: 0; }
  .nav-link { width: 100%; justify-content: space-between; padding: 14px 6px; font-size: 20px; }
  .sub, .sub-right { position: static; box-shadow: none; border: 0; padding: 0 0 8px 0; min-width: 0; background: transparent; }
  .nav-tools { justify-content: space-between; border-top: 1px solid var(--line); padding-top: 12px; }
  .lang-menu { flex: 1; }
}

/* ---------------------------------------------------------------- breadcrumbs */
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 24px auto 0; font: 700 13px var(--font); color: var(--muted); }
.crumbs li + li::before { content: "/"; margin-right: 8px; color: var(--line-2); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--brand); }

/* ---------------------------------------------------------------- buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 17px 34px; border: 0; background: var(--brand); color: #fff !important; font: 400 17px/1 var(--display); letter-spacing: .06em; text-transform: uppercase; text-decoration: none; cursor: pointer; border-radius: 6px; transition: transform .15s, box-shadow .2s, background .2s;
  clip-path: polygon(16px 0, 100% 0, 100% 100%, 0 100%, 0 16px); }
.btn:hover { background: var(--text); transform: translateY(-2px); }
.hero .btn:hover, .tool .btn:hover, :root[data-theme="dark"] .btn:hover { background: #fff; color: var(--brand) !important; }
.btn-ghost { background: var(--surface); color: var(--text) !important; box-shadow: inset 0 0 0 2px var(--line-2); }
.btn-ghost:hover { background: var(--brand); color: #fff !important; box-shadow: none; }
.hero .btn-ghost { background: #fff; color: #1d164a !important; box-shadow: none; }
.hero .btn-ghost:hover { background: var(--brand); color: #fff !important; }
.tool .btn-ghost { background: rgba(255, 255, 255, .06); color: var(--text) !important; box-shadow: inset 0 0 0 1px var(--line-2); }
.btn-sm { padding: 11px 18px; font-size: 14px; clip-path: polygon(10px 0, 100% 0, 100% 100%, 0 100%, 0 10px); }
.btn[disabled] { opacity: .45; cursor: not-allowed; transform: none; }

/* ---------------------------------------------------------------- home: hero */
.hero { position: relative; margin: 18px 18px 0; border-radius: var(--radius); overflow: hidden; padding: 90px 0 110px; background: var(--grad-dark); color: var(--text); }
.hero::before { content: ""; position: absolute; inset: 0; background: url(/assets/img/art/hero.svg) right center / cover no-repeat; opacity: .5; mix-blend-mode: screen; }
.hero::after { content: ""; position: absolute; left: 50%; bottom: 0; width: 220px; height: 26px; transform: translateX(-50%); background: var(--bg); clip-path: polygon(24px 0, calc(100% - 24px) 0, 100% 100%, 0 100%); }
.hero > .wrap { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(48px, 7.2vw, 108px); line-height: .92; margin: 22px 0 26px; text-transform: uppercase; color: #fff; }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, #ff8a5c, #ffc53d 35%, #2ee59d 70%, #22d3ee); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { color: #d9d5f0; font-size: 19px; max-width: 600px; }
.hero .eyebrow { display: inline-flex; gap: 10px; align-items: center; font: 800 12.5px var(--font); letter-spacing: .16em; color: #fff; background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .2); padding: 8px 15px; border-radius: 99px; }
.hero .eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #2ee59d; box-shadow: 0 0 0 4px rgba(46, 229, 157, .25); animation: pulse 1.6s infinite; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 8px 24px; list-style: none; padding: 0; margin: 30px 0 0; color: #bdb7dd; font: 700 14px var(--font); }
.hero-points li::before { content: "✓"; color: #2ee59d; margin-right: 8px; font-weight: 800; }
@media (max-width: 960px) { .hero-grid { grid-template-columns: 1fr; } .hero { padding: 54px 0 70px; margin: 10px 10px 0; } }

.detector { position: relative; background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .16); border-radius: 18px; padding: 26px; min-height: 330px; display: flex; flex-direction: column; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); clip-path: polygon(0 0, calc(100% - 40px) 0, 100% 40px, 100% 100%, 0 100%); }
.det-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; font: 800 12.5px var(--font); color: #bdb7dd; text-transform: uppercase; letter-spacing: .14em; }
.det-dot { width: 9px; height: 9px; border-radius: 50%; background: #ffc53d; box-shadow: 0 0 0 4px rgba(255, 197, 61, .2); animation: pulse 1.6s infinite; margin-right: 34px; }
.det-dot.on { background: #2ee59d; box-shadow: 0 0 0 4px rgba(46, 229, 157, .25); animation: none; }
@keyframes pulse { 50% { opacity: .35; } }
.det-wait { flex: 1; display: grid; place-items: center; text-align: center; color: #d9d5f0; }
.det-wait svg { width: 96px; height: 96px; color: #fff; margin: 0 auto 14px; animation: bob 2.4s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(-6px); } }
.det-wait strong { display: block; color: #fff; font: 400 28px/1.1 var(--display); text-transform: uppercase; letter-spacing: .02em; margin-bottom: 8px; }
.det-dev { margin-top: 16px; }
.det-name { font-size: 30px; color: #fff; line-height: 1.1; word-break: break-word; text-transform: uppercase; }
.det-meta { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0 16px; }
.det-meta span { font: 700 12.5px var(--font); padding: 5px 10px; background: rgba(255, 255, 255, .1); color: #e6e3f7; border-radius: 6px; }
.det-live { display: grid; grid-template-columns: repeat(auto-fill, minmax(18px, 1fr)); gap: 4px; margin-bottom: 14px; }
.det-live i { height: 18px; background: rgba(255, 255, 255, .1); border-radius: 4px; }
.det-live i.on { background: #2ee59d; }
.det-axes { display: grid; gap: 6px; margin-bottom: 16px; }
.det-axes div { height: 6px; background: rgba(255, 255, 255, .1); position: relative; overflow: hidden; border-radius: 3px; }
.det-axes b { position: absolute; top: 0; bottom: 0; left: 50%; background: #22d3ee; }
.det-rec { margin-top: auto; padding-top: 6px; }
.det-rec p { margin: 0 0 14px; color: #d9d5f0; font-size: 15.5px; }

/* ---------------------------------------------------------------- home: sections */
.section { padding: 96px 0; position: relative; }
.section-alt { background: var(--bg-2); margin: 0 18px; border-radius: var(--radius); }
@media (max-width: 960px) { .section-alt { margin: 0 10px; } .section { padding: 64px 0; } }
.section-head { max-width: 820px; margin-bottom: 42px; }
.section-head h2 { font-size: clamp(38px, 5vw, 68px); line-height: .98; margin: 0 0 16px; text-transform: uppercase; }
.section-head p { color: var(--text-2); margin: 0; font-size: 19px; }
.section-head .kicker { color: var(--brand); }
.section-head .kicker::before { background: var(--brand); }

/* cards */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 22px; }
.card { position: relative; display: flex; flex-direction: column; background: var(--surface); border-radius: var(--radius); text-decoration: none; color: var(--text); box-shadow: var(--shadow); transition: transform .25s, box-shadow .25s; overflow: hidden; border: 1px solid var(--line); }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-l); color: var(--text); }
.card-art { display: block; aspect-ratio: 1200 / 630; overflow: hidden; background: #120d2e; margin: 10px 10px 0; border-radius: 16px; }
.card-art img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.card:hover .card-art img { transform: scale(1.06); }
.card-body { display: flex; flex-direction: column; gap: 10px; padding: 20px 24px 26px; flex: 1; }
.card-tag { display: inline-flex; align-items: center; gap: 9px; font: 800 12px var(--font); letter-spacing: .14em; text-transform: uppercase; color: var(--acc); }
.card-icon { width: 30px; height: 30px; display: grid; place-items: center; background: var(--acc); color: #fff; border-radius: 8px; }
.card-icon svg { width: 18px; height: 18px; }
.card-title { font-size: 30px; line-height: 1.02; text-transform: uppercase; }
.card-text { color: var(--text-2); font-size: 15.5px; flex: 1; }
.card-cta { align-self: flex-start; margin-top: 6px; color: var(--text); font: 400 15px var(--display); letter-spacing: .06em; text-transform: uppercase; padding: 11px 18px; background: var(--bg-2); border-radius: 6px; clip-path: polygon(10px 0, 100% 0, 100% 100%, 0 100%, 0 10px); transition: background .2s, color .2s; }
.card:hover .card-cta { background: var(--acc); color: #fff; }

/* bento tools grid */
.cards-tools { grid-template-columns: repeat(4, 1fr); }
.cards-tools .card:first-child { grid-column: span 2; grid-row: span 2; background: var(--grad-dark); border: 0; color: #fff; }
.cards-tools .card:first-child .card-title { font-size: clamp(40px, 4vw, 58px); color: #fff; }
.cards-tools .card:first-child .card-text { font-size: 17px; color: #d9d5f0; }
.cards-tools .card:first-child .card-art { aspect-ratio: auto; flex: 1; min-height: 280px; }
.cards-tools .card:first-child .card-cta { background: #fff; color: #1d164a; }
.cards-tools .card:first-child:hover .card-cta { background: var(--acc); color: #fff; }
.cards-tools .card:not(:first-child) .card-text { display: none; }
.cards-tools .card:not(:first-child) .card-title { font-size: 26px; }
@media (max-width: 1060px) { .cards-tools { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .cards-tools { grid-template-columns: 1fr; } .cards-tools .card:first-child { grid-column: auto; grid-row: auto; } .cards-tools .card:not(:first-child) .card-text { display: block; } }
.cards-guides { grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }

/* numbered steps with oversized numbers */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; counter-reset: s; list-style: none; padding: 0; margin: 0; }
.steps li { background: var(--surface); border-radius: var(--radius); padding: 30px 28px 0; position: relative; overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow); }
.steps li::after { counter-increment: s; content: "0" counter(s); order: 3; display: block; font: 400 120px/.8 var(--display); color: var(--brand); margin: 24px 0 -16px; letter-spacing: -.01em; }
.steps h3 { margin: 0 0 10px; font-size: 32px; text-transform: uppercase; }
.steps p { margin: 0; color: var(--text-2); font-size: 15.5px; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.features > div { background: var(--bg-2); border-radius: var(--radius); padding: 32px 30px; position: relative; overflow: hidden; }
.features > div:nth-child(1) { grid-column: span 2; background: var(--grad-dark); }
.features > div:nth-child(1) h3, .features > div:nth-child(1) p { color: #fff; }
.features > div:nth-child(1) p { color: #d9d5f0; }
.features > div:nth-child(6) { grid-column: span 3; background: var(--grad-brand); }
.features > div:nth-child(6) h3, .features > div:nth-child(6) p { color: #fff; }
.features h3 { font-size: 30px; margin: 0 0 12px; text-transform: uppercase; }
.features h3::before { content: ""; display: block; width: 44px; height: 6px; background: var(--brand); border-radius: 3px; margin-bottom: 18px; }
.features > div:nth-child(1) h3::before, .features > div:nth-child(6) h3::before { background: #fff; }
.features p { color: var(--text-2); margin: 0; font-size: 16px; }
@media (max-width: 900px) { .features { grid-template-columns: 1fr; } .features > div { grid-column: auto !important; } }

/* ---------------------------------------------------------------- page heroes */
.page-hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: 46px; align-items: center; padding-top: 28px; padding-bottom: 44px; }
.ph-text h1, .article-head h1, .page-head h1, .tool-title h1 { font-size: clamp(42px, 5.4vw, 76px); line-height: .96; margin: 0 0 18px; text-transform: uppercase; }
.ph-text .lead, .article-head .lead, .page-head .lead { font-size: 19.5px; color: var(--text-2); margin: 0 0 22px; }
.page-hero .ph-art { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-l); clip-path: polygon(0 0, calc(100% - 44px) 0, 100% 44px, 100% 100%, 0 100%); }
.page-hero .ph-art img { width: 100%; }
@media (max-width: 920px) { .page-hero { grid-template-columns: 1fr; } .page-hero .ph-art { order: -1; } }
.byline { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; font: 700 13.5px var(--font); color: var(--muted); }
.byline > span { padding: 7px 13px; background: var(--bg-2); border-radius: 8px; }
.byline a { color: var(--text); }

.layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 52px; align-items: start; padding-top: 8px; padding-bottom: 34px; }
.side { position: sticky; top: 100px; display: grid; gap: 18px; }
@media (max-width: 1020px) { .layout { grid-template-columns: 1fr; } .side { order: -1; position: static; } .side .side-tools { display: none; } }
.side-mod { background: var(--bg-2); border-radius: 18px; padding: 22px 22px 16px; }
.mod-title { font: 400 22px var(--display); letter-spacing: .03em; text-transform: uppercase; color: var(--text); margin: 0 0 12px; }
.toc ol { list-style: none; counter-reset: toc; margin: 0; padding: 0; }
.toc li { counter-increment: toc; margin: 0; }
.toc li a { display: flex; gap: 12px; padding: 9px 0; color: var(--text-2); text-decoration: none; font-size: 14.5px; font-weight: 700; line-height: 1.4; border-top: 1px solid var(--line-2); }
.toc li:first-child a { border-top: 0; }
.toc li a::before { content: counter(toc, decimal-leading-zero); font: 400 17px/1.1 var(--display); color: var(--acc); flex: none; }
.toc li a:hover { color: var(--brand); }
.side-tools ul { list-style: none; margin: 0; padding: 0; }
.side-tools a { display: flex; align-items: center; gap: 12px; padding: 7px 0; color: var(--text); text-decoration: none; font-weight: 700; font-size: 15px; }
.side-tools a:hover { color: var(--brand); }
.side-tools .mi { width: 32px; height: 32px; display: grid; place-items: center; color: #fff; background: var(--acc); border-radius: 8px; flex: none; }
.side-tools .mi svg { width: 19px; height: 19px; }

/* ---------------------------------------------------------------- prose */
.article { padding: 8px 0 30px; min-width: 0; }
.wrap-narrow.article { padding: 30px 22px 44px; }
.article-head { margin-bottom: 26px; }
.prose { font-size: 18px; line-height: 1.8; color: var(--text-2); }
.prose > *:first-child { margin-top: 0; }
.prose h2 { font-size: clamp(32px, 3.4vw, 44px); line-height: 1; margin: 60px 0 18px; scroll-margin-top: 100px; text-transform: uppercase; }
.prose h3 { font: 800 22px/1.3 var(--font); color: var(--text); margin: 36px 0 10px; scroll-margin-top: 100px; }
.prose p, .prose ul, .prose ol { margin: 0 0 20px; }
.prose li { margin: 8px 0; }
.prose ul { list-style: none; padding-left: 2px; }
.prose ul > li { position: relative; padding-left: 26px; }
.prose ul > li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 9px; height: 9px; background: var(--acc); transform: rotate(45deg); }
.prose ol { padding-left: 0; list-style: none; counter-reset: ol; }
.prose ol > li { counter-increment: ol; position: relative; padding-left: 50px; min-height: 34px; }
.prose ol > li::before { content: counter(ol, decimal-leading-zero); position: absolute; left: 0; top: .05em; font: 400 26px/1 var(--display); color: var(--acc); }
.prose strong { color: var(--text); font-weight: 800; }
.prose code, .prose kbd { font: .84em var(--mono); background: var(--bg-2); border: 1px solid var(--line-2); padding: 2px 7px; color: var(--text); border-radius: 6px; }
.prose kbd { border-bottom-width: 3px; }
.prose table { width: 100%; border-collapse: collapse; margin: 12px 0 28px; font-size: 15.5px; background: var(--surface); border-radius: 16px; overflow: hidden; display: block; overflow-x: auto; box-shadow: var(--shadow); border: 1px solid var(--line); }
.prose th, .prose td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { background: var(--text); color: #fff; font: 400 16px var(--display); letter-spacing: .05em; text-transform: uppercase; white-space: nowrap; }
:root[data-theme="dark"] .prose th { background: var(--surface-3); }
.prose tr:last-child td { border-bottom: 0; }
.prose tbody tr:nth-child(even) td { background: var(--surface-2); }
.prose .callout, .notice { padding: 20px 24px; margin: 0 0 24px; border-radius: 16px; font-size: 16.5px; border: 0; }
.prose .callout p:last-child { margin: 0; }
.callout-tip, .notice-ok { background: var(--accent-soft); color: var(--text); box-shadow: inset 5px 0 0 var(--accent); }
.callout-warn, .notice-warn { background: var(--amber-soft); color: var(--text); box-shadow: inset 5px 0 0 var(--amber); }
.callout-info, .notice-info { background: var(--blue-soft); color: var(--text); box-shadow: inset 5px 0 0 var(--blue); }
.notice-err { background: var(--red-soft); color: var(--text); box-shadow: inset 5px 0 0 var(--red); }
.callout strong:first-child { display: block; margin-bottom: 6px; font: 400 21px var(--display); letter-spacing: .03em; text-transform: uppercase; }
.prose .faq h3 { font-size: 19px; margin-top: 14px; padding: 18px 22px 0; background: var(--bg-2); border-radius: 14px 14px 0 0; }
.prose .faq h3 + p { padding: 4px 22px 18px; background: var(--bg-2); border-radius: 0 0 14px 14px; margin-bottom: 12px; }

/* diagrams */
.fig { margin: 10px 0 34px; padding: 30px 26px 18px; background: var(--bg-2); border-radius: var(--radius); position: relative; }
.fig-svg { display: block; width: 100%; height: auto; }
.fig-narrow { max-width: 560px; margin: 0 auto; }
.fig figcaption { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line-2); font-size: 14.5px; font-weight: 600; color: var(--muted); }
.fg-box { fill: var(--surface); stroke: var(--line-2); stroke-width: 1.5; }
.fg-hl { stroke: var(--acc); stroke-width: 2.5; }
.fg-chip { fill: var(--surface-3); stroke: var(--text-2); stroke-width: 2; }
.fg-ln { fill: none; stroke: var(--line-2); stroke-width: 2; }
.fg-w { fill: none; stroke: var(--text-2); }
.fg-wf { fill: var(--text-2); }
.fg-acc { fill: none; stroke: var(--acc); }
.fg-accf { fill: var(--acc); }
.fg-ok-s { fill: none; stroke: var(--accent); }
.fg-thick { stroke-width: 5; stroke-linecap: round; stroke-linejoin: round; }
.fg-dash { stroke-width: 2.5; stroke-dasharray: 8 7; }
.fg-ar { fill: none; stroke: var(--muted); stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.fg-track { fill: none; stroke: var(--surface-3); stroke-width: 22; stroke-linecap: round; }
.fg-ring { fill: none; stroke: var(--red); stroke-width: 3; }
.fg-dot, .fg-dotacc { fill: var(--acc); }
.fg-amberf { fill: var(--amber); }
.fg-zone { fill: color-mix(in srgb, var(--acc) 30%, transparent); }
.fg-ok { fill: color-mix(in srgb, var(--accent) 75%, transparent); }
.fg-ok2 { fill: color-mix(in srgb, var(--accent) 40%, transparent); }
.fg-mid { fill: color-mix(in srgb, var(--amber) 65%, transparent); }
.fg-bad { fill: color-mix(in srgb, var(--red) 70%, transparent); }
.fg-t { font: 800 18px var(--font); fill: var(--text); }
.fg-s { font: 600 14.5px var(--font); fill: var(--text-2); }
.fg-b { font-weight: 800; }
.fg-m { font: 700 13px var(--mono); fill: var(--muted); }
.fg-big { font-size: 20px; fill: var(--text); }
.fg-inv { fill: #fff; }
.fg-acc-t { fill: var(--acc); }
.fg-ok-t { fill: var(--accent); font-weight: 800; }
.fg-bad-t { fill: var(--red); font-weight: 800; }

.related { padding: 40px 22px 80px; }
.related h2 { font-size: clamp(36px, 4vw, 56px); margin: 0 0 26px; text-transform: uppercase; }
.index-page { padding-top: 28px; padding-bottom: 70px; }
.index-page .page-head { max-width: 860px; margin-bottom: 36px; }
.index-prose { margin-top: 56px; padding: 0; }

/* ---------------------------------------------------------------- tools */
.tool-hero { padding-top: 26px; padding-bottom: 26px; }
.tool-head { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 40px; align-items: center; margin-bottom: 30px; }
.tool-title .kicker::before { display: none; }
.tool-title .lead { margin: 0; color: var(--text-2); font-size: 19px; max-width: 700px; }
.tool-icon { width: 34px; height: 34px; display: grid; place-items: center; background: var(--acc); color: #fff; border-radius: 9px; }
.tool-icon svg { width: 21px; height: 21px; }
.tool-art { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-l); clip-path: polygon(0 0, calc(100% - 40px) 0, 100% 40px, 100% 100%, 0 100%); }
.tool-art img { width: 100%; }
@media (max-width: 880px) { .tool-head { grid-template-columns: 1fr; } .tool-art { display: none; } }
.tool { position: relative; background: var(--grad-dark); border-radius: var(--radius); box-shadow: var(--shadow-l); overflow: hidden; color: var(--text); }
.tool .notice { background-color: rgba(255, 255, 255, .06); }
.privacy-note { display: flex; align-items: center; gap: 10px; color: var(--muted); font: 700 14px var(--font); margin: 16px 4px 0; }
.privacy-note svg { width: 20px; height: 20px; flex: none; color: var(--accent); }

.devbar { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; padding: 18px 24px; border-bottom: 1px solid rgba(255, 255, 255, .1); background: rgba(0, 0, 0, .18); }
.devbar .status { display: flex; align-items: center; gap: 12px; min-width: 0; flex: 1; }
.devbar .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--amber); flex: none; box-shadow: 0 0 0 4px var(--amber-soft); animation: pulse 1.6s infinite; }
.devbar .dot.on { background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); animation: none; }
.devbar .dname { font: 400 22px var(--display); letter-spacing: .02em; text-transform: uppercase; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.devbar .dsub { color: var(--muted); font: 700 12.5px var(--font); }
.devbar select { font: inherit; font-size: 14px; padding: 8px 10px; border: 1px solid var(--line-2); background: var(--surface); color: var(--text); border-radius: 8px; max-width: 280px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { font: 800 11.5px var(--font); letter-spacing: .06em; padding: 5px 10px; background: rgba(255, 255, 255, .08); color: var(--text-2); border-radius: 6px; white-space: nowrap; text-transform: uppercase; }
.chip-ok { background: var(--acc); color: #fff; }
.chip-warn { background: var(--amber-soft); color: var(--amber); }
.chip-err { background: var(--red-soft); color: var(--red); }

.waiting { padding: 64px 22px 70px; text-align: center; position: relative; }
.waiting svg { width: 110px; height: 110px; color: #fff; animation: bob 2.4s ease-in-out infinite; }
.waiting h2 { margin: 16px 0 10px; font-size: clamp(30px, 3.4vw, 44px); text-transform: uppercase; color: #fff; }
.waiting p { color: var(--text-2); margin: 0 auto 6px; max-width: 560px; }
.waiting ul { display: inline-block; text-align: left; color: var(--text-2); font-size: 15px; margin: 18px 0 0; padding: 0; list-style: none; }
.waiting li { padding-left: 24px; position: relative; margin: 7px 0; }
.waiting li::before { content: "✓"; position: absolute; left: 0; color: #2ee59d; font-weight: 800; }
.waiting a { color: #fff; }

.tpane { padding: 22px; }
.tgrid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.tbox { border: 1px solid rgba(255, 255, 255, .1); padding: 18px; background: rgba(13, 10, 36, .45); min-width: 0; border-radius: 16px; }
.tbox h3 { margin: 0 0 14px; font: 400 19px var(--display); letter-spacing: .05em; text-transform: uppercase; display: flex; align-items: center; justify-content: space-between; gap: 10px; color: #fff; }
.tbox h3 small { font: 700 12.5px var(--font); color: var(--muted); letter-spacing: 0; text-transform: none; }
.tbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 16px 24px; border-top: 1px solid rgba(255, 255, 255, .1); background: rgba(0, 0, 0, .18); }
.tbar .spacer { flex: 1; }
.field { display: inline-flex; align-items: center; gap: 8px; font-size: 14.5px; font-weight: 700; color: var(--text-2); }
.field select, .field input[type="number"] { font: inherit; font-size: 14px; padding: 7px 10px; border: 1px solid var(--line-2); background: var(--surface); color: var(--text); border-radius: 8px; }
.field input[type="number"] { width: 96px; }
.readout { font: 400 40px/1 var(--display); letter-spacing: .02em; color: #fff; }
.readout small { font-size: 14px; color: var(--muted); }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 8px 14px; font-size: 14.5px; margin: 0; }
.kv dt { color: var(--muted); font-weight: 600; }
.kv dd { margin: 0; font: 700 13.5px var(--mono); color: #fff; text-align: right; }

.axes { display: grid; gap: 9px; }
.axis { display: grid; grid-template-columns: 60px 1fr 68px; align-items: center; gap: 10px; font: 700 12.5px var(--font); color: var(--muted); }
.axis .track { position: relative; height: 14px; background: rgba(255, 255, 255, .08); border-radius: 7px; overflow: hidden; }
.axis .fill { position: absolute; top: 0; bottom: 0; background: var(--grad-brand); border-radius: 7px; }
.tool[data-tool] .axis .fill { background: linear-gradient(90deg, #8b7bff, #22d3ee); }
.axis .mid { position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: rgba(255, 255, 255, .25); }
.axis .mm { position: absolute; top: 0; bottom: 0; background: rgba(255, 255, 255, .1); }
.axis .val { text-align: right; color: #fff; font-family: var(--mono); }
.axis.full .val::after { content: " ✓"; color: var(--accent); }

.btn-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(48px, 1fr)); gap: 7px; }
.bcell { position: relative; height: 48px; background: rgba(255, 255, 255, .07); display: grid; place-items: center; font: 400 17px var(--display); color: var(--muted); overflow: hidden; border-radius: 9px; border: 1px solid rgba(255, 255, 255, .08); }
.bcell .lvl { position: absolute; left: 0; right: 0; bottom: 0; background: linear-gradient(0deg, #2ee59d, #22d3ee); }
.bcell span { position: relative; }
.bcell.tested { color: #2ee59d; border-color: rgba(46, 229, 157, .5); }
.bcell.tested::after { content: ""; position: absolute; top: 5px; right: 5px; width: 6px; height: 6px; border-radius: 50%; background: #2ee59d; }
.bcell.down { color: #0d0a24; }
.bcell.down .lvl { height: 100% !important; }
.progress { height: 7px; background: rgba(255, 255, 255, .08); overflow: hidden; margin-top: 14px; border-radius: 4px; }
.progress b { display: block; height: 100%; background: linear-gradient(90deg, #8b7bff, #2ee59d); width: 0; transition: width .2s; border-radius: 4px; }

canvas.plot { width: 100%; display: block; background: rgba(13, 10, 36, .55); border: 1px solid rgba(255, 255, 255, .08); border-radius: 12px; }
.stick-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 540px) { .stick-wrap { grid-template-columns: 1fr; } }
.stick-cell { text-align: center; }
.stick-cell canvas { aspect-ratio: 1; max-width: 300px; margin: 0 auto; }
.stick-cell .cap { font: 700 12.5px var(--mono); color: var(--muted); margin-top: 10px; }
.stick-cell h3 { font: 400 20px var(--display) !important; letter-spacing: .05em; text-transform: uppercase; color: #fff; }

.pad-svg { width: 100%; max-width: 640px; display: block; margin: 0 auto; }
.pad-svg .body { fill: rgba(255, 255, 255, .06); stroke: rgba(255, 255, 255, .25); stroke-width: 2; }
.pad-svg .el { fill: rgba(13, 10, 36, .6); stroke: rgba(255, 255, 255, .25); stroke-width: 1.5; transition: fill .05s; }
.pad-svg .el.on { fill: #2ee59d; stroke: #2ee59d; }
.pad-svg .lbl { font: 800 13px var(--font); fill: var(--text-2); text-anchor: middle; dominant-baseline: central; pointer-events: none; }
.pad-svg .el.on + .lbl { fill: #0d0a24; }
.pad-svg .stick-base { fill: rgba(13, 10, 36, .6); stroke: rgba(255, 255, 255, .25); stroke-width: 1.5; }
.pad-svg .stick-dot { fill: #fff; }
.pad-svg .stick-dot.on { fill: #2ee59d; }
.pad-svg .trig-bg { fill: rgba(13, 10, 36, .6); stroke: rgba(255, 255, 255, .25); }
.pad-svg .trig-fill { fill: #8b7bff; }
.pad-svg .trig-bg + .trig-fill + .lbl { fill: #fff; }

.wheel-stage { display: grid; place-items: center; padding: 10px 0; }
.wheel-svg { width: min(320px, 80%); }
.wheel-svg .rim { fill: none; stroke: rgba(255, 255, 255, .85); stroke-width: 22; }
.wheel-svg .grip { fill: none; stroke: var(--acc); stroke-width: 22; stroke-dasharray: 70 590; }
.tool[data-tool="wheel"] .wheel-svg .grip { stroke: #ff6a45; }
.wheel-svg .spoke { stroke: rgba(255, 255, 255, .6); stroke-width: 16; stroke-linecap: round; }
.wheel-svg .hub { fill: #2b1a6b; stroke: #fff; stroke-width: 4; }
.wheel-svg .marker { fill: #ffc53d; }
.result-big { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.grade { display: inline-block; font: 400 15px var(--display); letter-spacing: .06em; text-transform: uppercase; padding: 6px 12px; border-radius: 6px; }
.grade-ok { background: var(--accent); color: #0d0a24; }
.grade-mid { background: var(--amber); color: #0d0a24; }
.grade-bad { background: var(--red); color: #fff; }
.pedals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 540px) { .pedals { gap: 8px; } }
.pedal { text-align: center; }
.pedal .ptrack { position: relative; height: 240px; background: rgba(13, 10, 36, .55) repeating-linear-gradient(0deg, transparent 0 23px, rgba(255, 255, 255, .06) 23px 24px); border-radius: 12px; overflow: hidden; }
.pedal .pfill { position: absolute; left: 0; right: 0; bottom: 0; height: 0; border-radius: 12px 12px 0 0; }
.pedal .pmax { position: absolute; left: 0; right: 0; height: 2px; background: #fff; opacity: .8; }
.pedal .pval { position: absolute; inset: auto 0 12px; font: 400 30px var(--display); color: #fff; text-shadow: 0 1px 3px rgba(0, 0, 0, .4); }
.pedal .pname { font: 400 20px var(--display); letter-spacing: .05em; text-transform: uppercase; margin: 12px 0 4px; color: #fff; }
.pedal .pstat { font: 700 11.5px var(--font); color: var(--muted); }
.pedal select { width: 100%; margin-top: 8px; font-size: 13px; padding: 6px; border: 1px solid var(--line-2); background: var(--surface); color: var(--text); border-radius: 8px; }
.pedal.p-throttle .pfill { background: linear-gradient(0deg, #12a36b, #2ee59d); }
.pedal.p-brake .pfill { background: linear-gradient(0deg, #c4264a, #ff5c7f); }
.pedal.p-clutch .pfill { background: linear-gradient(0deg, #3b6ff0, #7aa2ff); }
.wizard { padding: 16px 20px; background: rgba(255, 255, 255, .08); border-radius: 14px; margin-bottom: 18px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.wizard p { margin: 0; flex: 1; min-width: 220px; font-weight: 800; color: #fff; }
.hat { width: 96px; height: 96px; }
.hat .hd { fill: rgba(255, 255, 255, .08); stroke: rgba(255, 255, 255, .2); }
.hat .hd.on { fill: #2ee59d; stroke: #2ee59d; }
.devcards { display: grid; gap: 20px; }
.devcards .tbox { background: rgba(13, 10, 36, .35); }
.legend { display: flex; gap: 16px; flex-wrap: wrap; font: 800 12px var(--font); color: var(--muted); margin-top: 12px; text-transform: uppercase; letter-spacing: .08em; }
.legend i { display: inline-block; width: 11px; height: 11px; margin-right: 7px; vertical-align: -1px; border-radius: 3px; }
@media (max-width: 600px) { .tpane, .tbox, .devbar, .tbar { padding: 14px; } }

/* ---------------------------------------------------------------- footer */
.site-footer { background: var(--grad-dark); margin: 60px 18px 18px; border-radius: var(--radius); padding: 64px 0 30px; font-size: 15.5px; color: var(--text-2); }
@media (max-width: 960px) { .site-footer { margin: 40px 10px 10px; } }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 34px; }
@media (max-width: 880px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }
.site-footer .logo-text { font-size: 30px; color: #fff; }
.site-footer .logo-text b { color: #a99cff; }
.site-footer .logo-text b:last-child { color: #fff; }
.footer-brand p { color: var(--text-2); max-width: 360px; }
.footer-langs a { margin-right: 14px; color: #fff; font: 400 16px var(--display); letter-spacing: .05em; text-transform: uppercase; text-decoration: none; opacity: .7; }
.footer-langs a[aria-current], .footer-langs a:hover { opacity: 1; color: #2ee59d; }
.fh { font: 400 22px var(--display); text-transform: uppercase; letter-spacing: .04em; color: #fff; margin: 6px 0 16px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: 9px 0; }
.site-footer ul a { color: var(--text-2); text-decoration: none; font-weight: 600; }
.site-footer ul a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .12); margin-top: 40px; padding-top: 20px; color: var(--muted); font-size: 13.5px; }
.footer-bottom p { margin: 0 0 6px; }

/* ---------------------------------------------------------------- language banner, root, 404 */
.lang-banner { position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 60; max-width: 560px; margin: 0 auto; display: flex; align-items: center; gap: 12px; padding: 12px 14px 12px 20px; background: #1d164a; color: #fff; border-radius: 14px; box-shadow: var(--shadow-l); font-size: 15px; font-weight: 600; }
.lang-banner p { margin: 0; flex: 1; }
.lang-banner a { color: #fff; background: var(--brand); font: 400 15px var(--display); letter-spacing: .05em; text-transform: uppercase; padding: 10px 16px; text-decoration: none; border-radius: 6px; clip-path: polygon(10px 0, 100% 0, 100% 100%, 0 100%, 0 10px); }
.lang-banner button { background: none; border: 0; color: inherit; cursor: pointer; font-size: 22px; line-height: 1; opacity: .7; padding: 4px 6px; }
.t-root { min-height: 100vh; display: grid; place-items: center; background: var(--grad-dark); color: #fff; }
.root-choose { text-align: center; padding: 40px 20px; max-width: 940px; }
.root-choose img { margin: 0 auto; }
.root-choose h1 { margin: 16px 0 8px; }
.root-choose h1 .logo-text { font-size: 64px; color: #fff; }
.root-choose h1 .logo-text b { color: #a99cff; }
.root-choose h1 .logo-text b:last-child { color: #fff; }
.root-choose .lead { color: #d9d5f0; }
.choose-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-top: 34px; }
.choose { display: flex; flex-direction: column; gap: 8px; padding: 24px; border-radius: 18px; background: rgba(255, 255, 255, .08); color: #fff; text-decoration: none; text-align: left; font-size: 13.5px; }
.choose b { font: 400 30px var(--display); text-transform: uppercase; letter-spacing: .03em; }
.choose span { color: #bdb7dd; }
.choose:hover { background: var(--brand); color: #fff; }
.nf-code { font: 400 140px/1 var(--display); margin: 10px 0 20px; color: #fff; }
.nf-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 18px; text-align: left; }
.nf-lang h2 { font: 400 24px var(--display); text-transform: uppercase; margin: 0 0 6px; color: #fff; }
.nf-lang p { color: #d9d5f0; font-size: 14.5px; }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }
@media print { .site-header, .site-footer, .tool, .lang-banner, .side { display: none !important; } }
.hero::after { background: #fff; }
:root[data-theme="dark"] .hero::after { background: #0d0a24; }
.steps li::after { margin-top: auto; padding-top: 26px; }
.hero::before { opacity: .38; }
.hero h1 { font-size: clamp(46px, 6.4vw, 96px); }
/* room for Turkish/German capital accents (İ Ö Ü Ç Ş Ğ) in the condensed display face */
.hero h1 { line-height: 1.02; }
.ph-text h1, .article-head h1, .page-head h1, .tool-title h1, .section-head h2, .prose h2, .related h2, .card-title, .steps h3, .features h3 { line-height: 1.08; }
.cards-tools .card:first-child .card-title { line-height: 1.04; }

/* ---------------------------------------------------------------- smaller headings */
.hero h1 { font-size: clamp(34px, 4.3vw, 60px); line-height: 1.06; margin: 20px 0 18px; }
.ph-text h1, .article-head h1, .page-head h1, .tool-title h1 { font-size: clamp(32px, 3.6vw, 50px); line-height: 1.08; }
.section-head h2 { font-size: clamp(30px, 3.1vw, 44px); line-height: 1.08; }
.prose h2 { font-size: clamp(26px, 2.4vw, 34px); line-height: 1.12; margin-top: 52px; }
.related h2 { font-size: clamp(28px, 2.8vw, 38px); }
.waiting h2 { font-size: clamp(26px, 2.6vw, 34px); }
.cards-tools .card:first-child .card-title { font-size: clamp(32px, 3vw, 44px); }
.card-title { font-size: 26px; }
.cards-tools .card:not(:first-child) .card-title { font-size: 23px; }
.steps h3, .features h3 { font-size: 26px; }
.steps li::after { font-size: 100px; }

/* ---------------------------------------------------------------- hero tool picker */
.hero .lead { font-size: 18px; margin: 0; }
.picker-label { margin: 28px 0 12px; font: 800 13px var(--font); letter-spacing: .14em; text-transform: uppercase; color: #fff; }
.picker { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.pick { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; padding: 14px 14px 16px; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .14); border-radius: 14px; color: #fff; text-decoration: none; transition: background .2s, transform .2s, border-color .2s; }
.pick:hover { background: #fff; color: #1d164a; transform: translateY(-3px); border-color: #fff; }
.pick-ico { width: 38px; height: 38px; display: grid; place-items: center; background: var(--acc); color: #fff; border-radius: 10px; }
.pick-ico svg { width: 24px; height: 24px; }
.pick-name { font: 400 16px/1.15 var(--display); letter-spacing: .03em; text-transform: uppercase; }
.hero [data-acc="wheel"] { --acc: #ff6a45; } .hero [data-acc="pedals"] { --acc: #f2a100; }
.hero [data-acc="joystick"] { --acc: #0bb3d6; } .hero [data-acc="gamepad"] { --acc: #7b66ff; } .hero [data-acc="drift"] { --acc: #5fb31a; }
@media (max-width: 1180px) { .picker { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 520px) { .picker { grid-template-columns: repeat(2, 1fr); } }
.hero-points { margin-top: 22px; }
.hero::before { background: url(/assets/img/art/hero.svg) right -120px center / 75% auto no-repeat; opacity: .28; }
@media (max-width: 960px) { .hero::before { opacity: .15; background-size: cover; } }
@media (max-width: 600px) { .hero h1, .ph-text h1, .tool-title h1, .page-head h1, .section-head h2 { line-height: 1.14; } }

/* ---------------------------------------------------------------- contact form */
.cform { margin: 30px 0 46px; padding: 34px 32px 32px; background: var(--bg-2); border-radius: var(--radius); clip-path: polygon(0 0, calc(100% - 40px) 0, 100% 40px, 100% 100%, 0 100%); }
.cform-head h2 { margin: 0 0 8px !important; }
.cform-head p { margin: 0 0 22px; color: var(--text-2); font-size: 16px; }
.cgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; }
.cf { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
.cf-wide { grid-column: 1 / -1; }
.cf > span { font: 800 13px var(--font); letter-spacing: .06em; text-transform: uppercase; color: var(--text); }
.cf input, .cf select, .cf textarea { width: 100%; font: 600 16px/1.5 var(--font); color: var(--text); background: var(--surface); border: 2px solid var(--line); border-radius: 10px; padding: 13px 15px; transition: border-color .15s, box-shadow .15s; }
.cf textarea { resize: vertical; min-height: 160px; }
.cf input::placeholder, .cf textarea::placeholder { color: var(--muted); font-weight: 500; }
.cf input:focus, .cf select:focus, .cf textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 4px color-mix(in srgb, var(--brand) 18%, transparent); }
.cf select { appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--text) 50%), linear-gradient(135deg, var(--text) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 40px; }
.cf-count { align-self: flex-end; color: var(--muted); font: 600 12.5px var(--font); }
.cf-consent { display: flex; align-items: flex-start; gap: 12px; margin: 20px 0 24px; font-size: 15px; color: var(--text-2); cursor: pointer; }
.cf-consent input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--brand); flex: none; }
.cform .btn { min-width: 220px; }
.cform-status { margin: 0 0 20px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
@media (max-width: 640px) { .cgrid { grid-template-columns: 1fr; } .cform { padding: 26px 18px 22px; } }