/* hubgentic.ai — marketing site. Same tokens as the app, light/dark via prefers-color-scheme. */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url(fonts/inter-latin-wght-normal.woff2) format("woff2-variations");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url(fonts/inter-latin-ext-wght-normal.woff2) format("woff2-variations");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  --bg: #fbfbfd;
  --bg-elev: #ffffff;
  --bg-sunk: #f3f4f8;
  --border: #e4e6ee;
  --border-strong: #d2d6e2;
  --text: #0f1222;
  --text-2: #4a5068;
  --text-3: #6f7590;
  --accent: #2563eb;
  --accent-2: #0891b2;
  --accent-soft: #e8f0fe;
  --accent-text: #1d4ed8;
  --ok: #138a5b;
  --s1: #7c3aed;
  --s2: #ea580c;
  --s3: #db2777;
  --s4: #16a34a;
  --err: #c43b3b;
  --err-soft: #fde9e9;
  --shadow: 0 1px 2px rgba(16, 20, 40, .05), 0 6px 24px rgba(16, 20, 40, .06);
  --shadow-lg: 0 24px 60px rgba(16, 20, 40, .14);
  --radius: 14px;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  /* The platform band is dark in both themes. */
  --night: #0a0f1c;
  --night-2: #111a2e;
  --night-border: #22304d;
  --night-text: #eceef8;
  --night-text-2: #a9aec8;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0c12;
    --bg-elev: #12141d;
    --bg-sunk: #0f1018;
    --border: #232636;
    --border-strong: #2f3347;
    --text: #eceef6;
    --text-2: #a6abc2;
    --text-3: #7d839d;
    --accent: #4c8dff;
    --accent-2: #22d3ee;
    --accent-soft: #0f1f3d;
    --accent-text: #8ab8ff;
    --ok: #3ccf91;
    --s1: #a78bfa;
    --s2: #fb923c;
    --s3: #f472b6;
    --s4: #4ade80;
    --err: #ff7b7b;
    --err-soft: #3a1717;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 6px 24px rgba(0, 0, 0, .25);
    --shadow-lg: 0 24px 60px rgba(0, 0, 0, .5);
    --night: #0c1322;
    --night-2: #131d33;
    --night-border: #263556;
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 400 16px/1.6 var(--sans); font-feature-settings: "cv11", "ss01";
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
h1, h2, h3 { margin: 0; letter-spacing: -0.025em; line-height: 1.15; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
.mono { font-family: var(--mono); font-size: .9em; }
.muted { color: var(--text-2); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 640px; }
@media (max-width: 640px) { .wrap { padding: 0 16px; } }

.skip {
  position: absolute; left: 16px; top: -48px; z-index: 100; padding: 8px 14px; border-radius: 8px;
  background: var(--accent); color: #fff; font-weight: 600;
}
.skip:focus { top: 12px; }

/* ── buttons ─────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 40px; padding: 0 16px; border-radius: 10px; border: 1px solid transparent;
  font: 600 14.5px/1 var(--sans); letter-spacing: -0.01em; white-space: nowrap; cursor: pointer;
  transition: background .15s, border-color .15s, color .15s, transform .15s, box-shadow .15s;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-sm { height: 34px; padding: 0 13px; font-size: 13.5px; border-radius: 9px; }
.btn-lg { height: 48px; padding: 0 22px; font-size: 15.5px; border-radius: 12px; }
.btn-block { width: 100%; }
.btn-primary {
  color: #fff; background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 82%, #000));
  box-shadow: 0 1px 0 rgba(255, 255, 255, .2) inset, 0 6px 18px color-mix(in srgb, var(--accent) 35%, transparent);
}
.btn-primary:hover { background: color-mix(in srgb, var(--accent) 88%, #000); }
.btn-primary:disabled { opacity: .7; cursor: progress; }
.btn-ghost { color: var(--text); border-color: var(--border-strong); background: var(--bg-elev); }
.btn-ghost:hover { border-color: var(--text-3); }
.btn-light { color: var(--night); background: #fff; }
.btn-light:hover { background: #e6f0ff; }

/* ── header ──────────────────────────────────────────────────────────── */
.hdr {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent; transition: border-color .2s;
}
.hdr.scrolled, .hdr.open { border-bottom-color: var(--border); }
.hdr-in { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; font-size: 17px; letter-spacing: -0.03em; }
.brand:hover { text-decoration: none; }
.mark { width: 28px; height: 28px; border-radius: 8px; box-shadow: 0 3px 12px color-mix(in srgb, var(--accent) 38%, transparent); }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a { padding: 8px 12px; border-radius: 8px; color: var(--text-2); font-size: 14.5px; font-weight: 500; }
.nav a:hover { color: var(--text); background: var(--bg-sunk); text-decoration: none; }
.nav-lang, .nav-m { display: none; }
.hdr-actions { display: flex; align-items: center; gap: 10px; }
.lang { padding: 6px 9px; border-radius: 8px; border: 1px solid var(--border-strong); color: var(--text-2); font-size: 12.5px; font-weight: 600; letter-spacing: .04em; }
.lang:hover { color: var(--text); text-decoration: none; border-color: var(--text-3); }
.menu-btn { display: none; width: 40px; height: 40px; border: 1px solid var(--border-strong); border-radius: 10px; background: var(--bg-elev); color: var(--text); cursor: pointer; padding: 9px; }
.menu-btn .i-close, .hdr.open .menu-btn .i-open { display: none; }
.hdr.open .menu-btn .i-close { display: inline; }
@media (max-width: 860px) {
  .menu-btn { display: block; }
  .hdr-actions { margin-left: auto; }
  .hdr-actions .lang { display: none; }
  .nav {
    position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; gap: 2px; margin: 0;
    padding: 10px 16px 18px; background: var(--bg); border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow); display: none;
  }
  .hdr.open .nav { display: flex; }
  .nav a { padding: 12px; font-size: 16px; }
  .nav-m { display: block; }
  .nav-lang { display: block; border-top: 1px solid var(--border); border-radius: 0; margin-top: 6px; padding-top: 16px !important; }
}
@media (max-width: 400px) { .hdr-actions .btn-sm { display: none; } }

/* ── hero ────────────────────────────────────────────────────────────── */
.hero { position: relative; padding: 72px 0 88px; overflow-x: clip; }
.hero::before {
  content: ""; position: absolute; inset: -120px 0 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(600px 360px at 78% 30%, color-mix(in srgb, var(--accent-2) 16%, transparent), transparent 70%),
    radial-gradient(520px 320px at 12% 0%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 70%),
    radial-gradient(circle, color-mix(in srgb, var(--text-3) 22%, transparent) 1px, transparent 1.2px) 0 0 / 22px 22px;
  -webkit-mask-image: linear-gradient(#000 55%, transparent);
  mask-image: linear-gradient(#000 55%, transparent);
}
.hero-grid { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); gap: 48px; align-items: center; }
.eyebrow {
  display: inline-flex; padding: 5px 12px; border-radius: 999px; margin-bottom: 22px;
  background: var(--accent-soft); color: var(--accent-text); font-size: 13px; font-weight: 600; letter-spacing: .01em;
}
.hero h1 { font-size: clamp(2.5rem, 5.4vw, 4.1rem); font-weight: 750; letter-spacing: -0.042em; line-height: 1.02; }
.grad {
  background: linear-gradient(100deg, var(--accent) 10%, var(--accent-2) 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead { margin-top: 22px; font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--text-2); max-width: 36em; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.cta-center { justify-content: center; }
.note { margin-top: 14px; font-size: 13.5px; color: var(--text-3); }
@media (max-width: 960px) {
  .hero { padding: 48px 0 64px; }
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
}

/* diagram */
.diagram { margin: 0; padding: 20px 18px 16px; border: 1px solid var(--border); border-radius: 20px; background: color-mix(in srgb, var(--bg-elev) 80%, transparent); box-shadow: var(--shadow-lg); }
.diagram svg { width: 100%; height: auto; overflow: visible; }
.d-narrow { display: none !important; }
@media (max-width: 560px) {
  .diagram { padding: 14px 10px 10px; }
  .d-wide { display: none !important; }
  .d-narrow { display: block !important; }
}
.g-a { stop-color: var(--accent); }
.g-b { stop-color: var(--accent-2); }
.d-col { font: 700 10px var(--sans); letter-spacing: .14em; fill: var(--text-3); }
.d-box { fill: var(--bg-elev); stroke: var(--border-strong); }
.d-dot.s1 { fill: var(--s1); } .d-dot.s2 { fill: var(--s2); } .d-dot.s3 { fill: var(--s3); } .d-dot.s4 { fill: var(--s4); }
.d-sys { font: 600 11px var(--sans); fill: var(--text-2); letter-spacing: .02em; }
.d-val { font: 500 11.5px var(--mono); fill: var(--text); }
.d-edge { fill: none; stroke-width: 1.6; stroke-dasharray: 4 5; stroke-linecap: round; animation: flow 1.4s linear infinite; }
.d-edge.s1 { stroke: var(--s1); } .d-edge.s2 { stroke: var(--s2); } .d-edge.s3 { stroke: var(--s3); } .d-edge.s4 { stroke: var(--s4); }
.d-entity { filter: drop-shadow(0 8px 18px color-mix(in srgb, var(--accent) 35%, transparent)); }
.d-ek { font: 700 10px var(--sans); letter-spacing: .14em; fill: rgba(255, 255, 255, .78); }
.d-en { font: 700 15px var(--sans); letter-spacing: -.01em; fill: #fff; }
.d-chip { fill: rgba(255, 255, 255, .17); }
.d-chip-t { font: 500 10.5px var(--mono); fill: #fff; }
.d-link { fill: none; stroke: var(--accent); stroke-width: 1.5; stroke-dasharray: 2 4; stroke-linecap: round; }
.d-flow { fill: none; stroke: var(--accent); stroke-width: 2; stroke-dasharray: 6 5; animation: flow 1s linear infinite; }
.d-arrow { fill: var(--accent); }
.d-mem { fill: var(--accent-soft); stroke: color-mix(in srgb, var(--accent) 30%, transparent); }
.d-mt { font: 700 10px var(--sans); letter-spacing: .14em; fill: var(--accent-text); }
.d-mi { font: 500 11px var(--sans); fill: var(--text-2); }
.d-agent { fill: var(--bg-elev); stroke: var(--accent); stroke-width: 1.5; }
.d-live { fill: var(--ok); }
.d-ak { font: 700 10px var(--sans); letter-spacing: .14em; fill: var(--text-3); }
.d-an { font: 650 12.5px var(--sans); fill: var(--text); }
@keyframes flow { to { stroke-dashoffset: -18; } }
@media (prefers-reduced-motion: reduce) { .d-edge, .d-flow { animation: none; } }

/* ── sections ────────────────────────────────────────────────────────── */
.section { padding: 104px 0; }
.section.alt { background: var(--bg-sunk); border-block: 1px solid var(--border); }
@media (max-width: 760px) { .section { padding: 72px 0; } }
.sec-head { max-width: 760px; margin-bottom: 48px; }
.kicker { margin-bottom: 12px; color: var(--accent-text); font-size: 13px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.section h2 { font-size: clamp(1.75rem, 3.4vw, 2.6rem); font-weight: 720; letter-spacing: -0.035em; }
.sec-lead { margin-top: 16px; font-size: 1.08rem; color: var(--text-2); }

.grid { display: grid; gap: 20px; }
.grid > * { min-width: 0; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 960px) { .g3, .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 680px) { .g2, .g3, .g4 { grid-template-columns: 1fr; } }

.card { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.card h3 { font-size: 1.15rem; font-weight: 680; }
.card p { color: var(--text-2); }

.problem { padding: 28px; }
.problem .num { display: block; margin-bottom: 18px; font: 600 13px var(--mono); color: var(--accent-text); }
.problem p { margin-top: 10px; }

.service { padding: 30px; display: flex; flex-direction: column; }
.service p { margin-top: 10px; }
.tag { align-self: flex-start; margin-bottom: 16px; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--border-strong); color: var(--text-2); font-size: 12px; font-weight: 600; }
.checks { list-style: none; margin: 20px 0 0; padding: 18px 0 0; border-top: 1px solid var(--border); display: grid; gap: 9px; }
.checks li { position: relative; padding-left: 28px; font-size: 15px; }
.checks li::before {
  content: ""; position: absolute; left: 0; top: 3px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4L18 8'/%3E%3C/svg%3E") center / 12px no-repeat;
}

/* method */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; counter-reset: step; }
.step { position: relative; padding-top: 58px; }
.step::before { content: ""; position: absolute; top: 19px; left: 44px; right: -20px; height: 2px; background: linear-gradient(90deg, var(--border-strong), transparent); }
.step:last-child::before { display: none; }
.step-n {
  position: absolute; top: 0; left: 0; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px;
  background: var(--bg-elev); border: 1px solid var(--border-strong); box-shadow: var(--shadow);
  font: 650 15px var(--mono); color: var(--accent-text);
}
.step-meta { font-size: 13px; font-weight: 600; color: var(--text-3); margin-bottom: 6px; }
.step h3 { font-size: 1.15rem; font-weight: 680; }
.step p:last-child { margin-top: 8px; color: var(--text-2); font-size: 15px; }
@media (max-width: 960px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 40px; } .step:nth-child(2)::before { display: none; } }
@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; row-gap: 28px; }
  .step { padding: 0 0 0 60px; }
  .step::before { display: block; top: 48px; bottom: -24px; left: 19px; right: auto; width: 2px; height: auto; background: linear-gradient(var(--border-strong), transparent); }
  .step:nth-child(2)::before { display: block; }
  .step:last-child::before { display: none; }
}

/* platform (always dark) */
.platform { background: var(--night); color: var(--night-text); position: relative; overflow: hidden; }
.platform::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(700px 420px at 85% 20%, rgba(6, 182, 212, .18), transparent 70%),
              radial-gradient(500px 360px at 0% 100%, rgba(37, 99, 235, .28), transparent 70%);
}
.platform .wrap { position: relative; }
.platform-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 64px; align-items: center; }
@media (max-width: 960px) { .platform-grid { grid-template-columns: 1fr; gap: 48px; } }
.platform .kicker { color: #7cc4ff; }
.platform .sec-lead, .platform .note { color: var(--night-text-2); }
.badge-soon {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 18px; padding: 5px 12px 5px 10px; border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, .45); background: rgba(6, 182, 212, .12); color: #b6f0fa; font-size: 13px; font-weight: 600;
}
.pulse { width: 8px; height: 8px; border-radius: 50%; background: #22d3ee; box-shadow: 0 0 0 0 rgba(34, 211, 238, .6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 8px rgba(34, 211, 238, 0); } 100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0); } }
@media (prefers-reduced-motion: reduce) { .pulse { animation: none; } }
.features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 28px; margin-top: 36px; }
@media (max-width: 560px) { .features { grid-template-columns: 1fr; } }
.feature { padding-left: 16px; border-left: 2px solid rgba(34, 211, 238, .5); }
.feature h3 { font-size: 1rem; font-weight: 650; color: #fff; }
.feature p { margin-top: 4px; font-size: 14.5px; color: var(--night-text-2); }

.mock {
  margin: 0; border-radius: 18px; overflow: hidden; color: var(--text);
  background: var(--bg-elev); border: 1px solid var(--night-border); box-shadow: 0 30px 80px rgba(0, 0, 0, .45);
  font-size: 14px;
}
.mock-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 18px 20px; border-bottom: 1px solid var(--border); }
.mock-kind { display: block; font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--text-3); }
.mock-name { display: block; margin-top: 2px; font-size: 17px; letter-spacing: -0.02em; }
.mock-pill { padding: 3px 10px; border-radius: 999px; background: var(--accent-soft); color: var(--accent-text); font-size: 12px; font-weight: 600; white-space: nowrap; }
.mock-rows { margin: 0; padding: 6px 20px; }
.mock-row { display: grid; grid-template-columns: 9.5em minmax(0, 1fr); gap: 12px; padding: 10px 0; border-bottom: 1px dashed var(--border); }
.mock-row:last-child { border-bottom: 0; }
.mock-row dt { color: var(--text-3); }
.mock-row dd { margin: 0; display: flex; justify-content: space-between; gap: 10px; align-items: center; min-width: 0; }
.mock-row dd .mono { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
@media (max-width: 420px) { .mock-row { grid-template-columns: 1fr; gap: 2px; } }
.src { flex: none; display: inline-flex; align-items: center; gap: 5px; font: 500 11px var(--mono); }
.src::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.src-s1 { color: var(--s1); } .src-s2 { color: var(--s2); } .src-s3 { color: var(--s3); } .src-s4 { color: var(--s4); }
.mock-match { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; margin: 0 20px; padding: 12px 14px; border-radius: 10px; background: var(--bg-sunk); font-size: 13px; color: var(--text-2); }
.ok-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); }
.meter { flex: 1 1 60px; height: 6px; border-radius: 99px; background: var(--border); overflow: hidden; }
.meter span { display: block; width: 97%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.mock-mem { padding: 16px 20px 20px; }
.mock-mem-t { font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-text); }
.mock-mem ul { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 8px; }
.mock-mem li { display: flex; gap: 12px; color: var(--text-2); font-size: 13.5px; }
.mock-mem .when { flex: none; width: 4.2em; color: var(--text-3); }

/* audience, principles */
.audience { padding: 28px; border-top: 3px solid var(--accent); }
.audience p { margin-top: 10px; }
.where { display: flex; align-items: center; gap: 10px; margin-top: 28px; color: var(--text-2); font-size: 15px; }
.pin { flex: none; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.principle { padding-top: 20px; border-top: 1px solid var(--border-strong); }
.principle h3 { font-size: 1.05rem; font-weight: 680; }
.principle p { margin-top: 8px; color: var(--text-2); font-size: 15px; }

/* faq */
.faq-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.4fr); gap: 56px; align-items: start; }
@media (max-width: 860px) { .faq-grid { grid-template-columns: 1fr; gap: 28px; } }
.faq { border-top: 1px solid var(--border); }
.faq details { border-bottom: 1px solid var(--border); }
.faq summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 20px; align-items: center;
  padding: 20px 0; font-size: 1.05rem; font-weight: 600; letter-spacing: -0.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex: none; width: 22px; height: 22px; border-radius: 50%; border: 1px solid var(--border-strong);
  background: linear-gradient(var(--text-2), var(--text-2)) center / 10px 1.6px no-repeat,
              linear-gradient(var(--text-2), var(--text-2)) center / 1.6px 10px no-repeat;
  transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 40px 22px 0; color: var(--text-2); }

/* contact */
.contact { background: var(--bg-sunk); border-top: 1px solid var(--border); }
.contact-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 64px; align-items: start; }
@media (max-width: 960px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }
.contact-copy h3 { margin-top: 36px; font-size: 1rem; font-weight: 650; }
.next { margin: 14px 0 0; padding: 0; list-style: none; counter-reset: n; display: grid; gap: 12px; }
.next li { counter-increment: n; display: flex; gap: 12px; color: var(--text-2); }
.next li::before {
  content: counter(n); flex: none; display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent-text); font: 650 12px var(--mono);
}
.email-alt { margin-top: 32px; color: var(--text-2); }
.email-alt a { font-weight: 600; }

.form { padding: 28px; display: grid; gap: 20px; }
@media (max-width: 560px) { .form { padding: 20px; } }
.f-two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 560px) { .f-two { grid-template-columns: 1fr; gap: 20px; } }
.field { display: grid; gap: 7px; margin: 0; padding: 0; border: 0; min-width: 0; }
.field label, .field legend { padding: 0; font-size: 14px; font-weight: 600; color: var(--text); }
.field legend { margin-bottom: 9px; }
.opt { font-weight: 400; color: var(--text-3); }
input[type=text], input[type=email], textarea {
  width: 100%; padding: 11px 13px; border: 1px solid var(--border-strong); border-radius: 10px;
  background: var(--bg); color: var(--text); font: inherit; font-size: 15px; transition: border-color .15s, box-shadow .15s;
}
textarea { resize: vertical; min-height: 110px; }
input:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent); }
::placeholder { color: var(--text-3); }
.opts { display: flex; flex-wrap: wrap; gap: 8px; }
.opt-pill { position: relative; cursor: pointer; }
.opt-pill input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.opt-pill span {
  display: inline-block; padding: 8px 13px; border-radius: 999px; border: 1px solid var(--border-strong);
  background: var(--bg); color: var(--text-2); font-size: 14px; font-weight: 500; transition: all .15s;
}
.opt-pill:hover span { border-color: var(--text-3); color: var(--text); }
.opt-pill input:checked + span { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-text); }
.opt-pill input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--text-2); cursor: pointer; }
.consent input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--accent); flex: none; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-error { padding: 12px 14px; border-radius: 10px; background: var(--err-soft); color: var(--err); font-size: 14px; }
.form-error a { color: inherit; font-weight: 600; text-decoration: underline; }

/* footer */
.ftr { padding: 64px 0 28px; border-top: 1px solid var(--border); }
.ftr-grid { display: grid; grid-template-columns: minmax(0, 1.6fr) repeat(2, minmax(0, 1fr)); gap: 40px; }
@media (max-width: 680px) { .ftr-grid { grid-template-columns: 1fr 1fr; } .ftr-brand { grid-column: 1 / -1; } }
.ftr-brand p { margin-top: 14px; max-width: 26em; color: var(--text-2); font-size: 15px; }
.ftr-col { display: flex; flex-direction: column; gap: 10px; }
.ftr-col h2 { margin-bottom: 4px; font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--text-3); }
.ftr-col a { color: var(--text-2); font-size: 15px; overflow-wrap: anywhere; }
.ftr-col a:hover { color: var(--text); }
.ftr-legal { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 48px; padding-top: 22px; border-top: 1px solid var(--border); color: var(--text-3); font-size: 13px; }
.ftr-legal a { color: var(--text-2); }

/* simple pages */
.prose-page { padding-top: 72px; }
.prose { max-width: 760px; }
.prose h1 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 720; letter-spacing: -0.035em; margin-bottom: 10px; }
.prose h2 { margin: 40px 0 12px; font-size: 1.3rem; font-weight: 680; letter-spacing: -0.02em; }
.prose p { margin-top: 12px; color: var(--text-2); }
.prose p.muted { margin-top: 0; font-size: 14px; color: var(--text-3); }
.center-page { min-height: 70vh; display: grid; align-items: center; text-align: center; }
.center-page .wrap { display: grid; justify-items: center; gap: 18px; }
.center-page h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 720; letter-spacing: -0.035em; }
.center-page .sec-lead { margin-top: 0; }
.done { display: grid; place-items: center; width: 64px; height: 64px; border-radius: 50%; background: color-mix(in srgb, var(--ok) 14%, transparent); color: var(--ok); }
.done svg { width: 30px; height: 30px; }
.brand-center { margin-bottom: 18px; }
.big-code { font: 700 clamp(4rem, 12vw, 7rem)/1 var(--sans); letter-spacing: -0.06em; background: linear-gradient(100deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }