/* FusionWork — site styles */
:root {
  --bg: #ffffff;
  --bg-soft: #f5f6fb;
  --bg-card: #ffffff;
  --ink: #0d1120;
  --ink-2: #2a3045;
  --muted: #5d6479;
  --line: #e5e7ef;
  --brand: #5145e8;
  --brand-2: #0fb4c9;
  --brand-ink: #ffffff;
  --ok: #12a26b;
  --warn: #c98a0c;
  --grad: linear-gradient(120deg, var(--brand) 0%, #7a4ff0 45%, var(--brand-2) 100%);
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 1px 2px rgba(13, 17, 32, .04), 0 8px 24px rgba(13, 17, 32, .06);
  --shadow-lg: 0 2px 6px rgba(13, 17, 32, .05), 0 24px 60px rgba(40, 36, 120, .14);
  --max: 1140px;
  --font: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a0d18;
    --bg-soft: #0f1322;
    --bg-card: #121729;
    --ink: #eef0f8;
    --ink-2: #d2d6e4;
    --muted: #9aa1b8;
    --line: #22283d;
    --brand: #7b72ff;
    --brand-2: #2fd0e3;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
    --shadow-lg: 0 2px 6px rgba(0, 0, 0, .3), 0 24px 60px rgba(0, 0, 0, .45);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; border-radius: 6px; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
@media (max-width: 600px) { .wrap { padding: 0 16px; } }

.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--bg); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(1.6) blur(14px);
  -webkit-backdrop-filter: saturate(1.6) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.site-header.scrolled { border-bottom-color: var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 700; font-size: 19px; letter-spacing: -.02em; }
.brand:hover { text-decoration: none; }
.brand svg { width: 30px; height: 30px; }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--ink-2); font-size: 15px; font-weight: 500; }
.nav-links a:hover { color: var(--ink); text-decoration: none; }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.menu-btn { display: none; background: none; border: 1px solid var(--line); border-radius: 10px; width: 42px; height: 42px; color: var(--ink); cursor: pointer; }
.menu-btn svg { margin: auto; }
@media (max-width: 900px) {
  .nav-links { display: none; }
  .menu-btn { display: block; }
  .nav-cta .btn { display: none; }
  .site-header.open .nav-links {
    display: flex; flex-direction: column; align-items: stretch; gap: 0;
    position: absolute; top: 68px; left: 0; right: 0;
    background: var(--bg); border-bottom: 1px solid var(--line); padding: 8px 16px 20px;
  }
  .site-header.open .nav-links a { display: block; padding: 12px 4px; font-size: 17px; border-bottom: 1px solid var(--line); }
  .site-header.open .nav-links li:last-child a { border-bottom: 0; }
  .site-header.open .nav-links .mobile-only { display: block; margin-top: 12px; }
}
.mobile-only { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 20px; border-radius: 999px;
  font-weight: 600; font-size: 15px; letter-spacing: -.005em;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { box-shadow: 0 8px 22px rgba(13, 17, 32, .22); }
.btn-grad { background: var(--grad); color: #fff; box-shadow: 0 6px 18px rgba(81, 69, 232, .28); }
.btn-grad:hover { box-shadow: 0 10px 28px rgba(81, 69, 232, .38); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--muted); }
.btn-lg { height: 52px; padding: 0 26px; font-size: 16px; }
.btn svg { width: 16px; height: 16px; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 88px 0 72px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -40% -10% auto -10%; height: 900px; z-index: -1;
  background:
    radial-gradient(600px 340px at 22% 30%, color-mix(in srgb, var(--brand) 18%, transparent), transparent 70%),
    radial-gradient(520px 320px at 80% 20%, color-mix(in srgb, var(--brand-2) 16%, transparent), transparent 70%);
}
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 960px) { .hero-grid { grid-template-columns: 1fr; gap: 48px; } .hero { padding: 56px 0 48px; } }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600; letter-spacing: .02em; color: var(--ink-2);
  background: var(--bg-card); border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px 6px 8px;
  box-shadow: var(--shadow);
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px color-mix(in srgb, var(--ok) 20%, transparent); }
h1, h2, h3 { letter-spacing: -.025em; line-height: 1.12; margin: 0; color: var(--ink); }
h1 { font-size: clamp(40px, 6vw, 64px); font-weight: 750; margin: 22px 0 20px; }
h2 { font-size: clamp(30px, 4vw, 44px); font-weight: 720; }
h3 { font-size: 19px; font-weight: 650; letter-spacing: -.015em; line-height: 1.3; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { font-size: clamp(18px, 2vw, 20px); color: var(--muted); max-width: 560px; margin: 0 0 32px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-note { margin-top: 18px; font-size: 14px; color: var(--muted); }

/* Hero product mock */
.mock {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); overflow: hidden; font-size: 14px;
}
.mock-bar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.mock-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line); display: block; }
.mock-bar span { margin-left: 10px; font-size: 13px; color: var(--muted); font-weight: 500; }
.mock-body { padding: 18px; display: grid; gap: 12px; }
.mock-prompt {
  display: flex; gap: 12px; align-items: flex-start; padding: 14px; border-radius: 12px;
  background: var(--bg-soft); border: 1px solid var(--line); color: var(--ink-2);
}
.avatar { flex: none; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font-size: 10.5px; font-weight: 700; color: #fff; background: #8a90a6; }
.avatar.ai { background: var(--grad); }
.step { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; }
.step .ic { flex: none; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; }
.step .ic svg { width: 13px; height: 13px; }
.step.done .ic { background: color-mix(in srgb, var(--ok) 15%, transparent); color: var(--ok); }
.step.run .ic { background: color-mix(in srgb, var(--brand) 15%, transparent); color: var(--brand); }
.step.wait .ic { background: color-mix(in srgb, var(--warn) 16%, transparent); color: var(--warn); }
.step .t { flex: 1; min-width: 0; color: var(--ink); font-weight: 500; }
.step .t small { display: block; color: var(--muted); font-weight: 400; font-size: 12.5px; }
.tag { font-size: 11.5px; font-weight: 600; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.step.wait .tag { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.step.run .tag { color: var(--brand); border-color: color-mix(in srgb, var(--brand) 40%, transparent); }
.spin { animation: spin 1.1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.mock-actions { display: flex; gap: 8px; justify-content: flex-end; padding-top: 4px; }
.mini-btn { font-size: 12.5px; font-weight: 600; padding: 7px 14px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); background: var(--bg-card); }
.mini-btn.go { background: var(--ink); color: var(--bg); border-color: var(--ink); }

/* ---------- Sections ---------- */
section { padding: 96px 0; }
@media (max-width: 700px) { section { padding: 64px 0; } }
.section-soft { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 700px; margin: 0 0 52px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.kicker { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--brand); margin-bottom: 14px; }
.section-head p { color: var(--muted); font-size: 18px; margin: 16px 0 0; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; transition: border-color .2s, box-shadow .2s, transform .2s;
}
.card:hover { border-color: color-mix(in srgb, var(--brand) 35%, var(--line)); box-shadow: var(--shadow); }
.card p { color: var(--muted); margin: 10px 0 0; font-size: 16px; }
.feat-ic {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 20px;
  background: color-mix(in srgb, var(--brand) 10%, transparent); color: var(--brand);
}
.feat-ic svg { width: 22px; height: 22px; }

/* Problem strip */
.problem { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-card); }
.problem > div { padding: 32px; border-right: 1px solid var(--line); }
.problem > div:last-child { border-right: 0; }
.problem .num { font-family: var(--mono); font-size: 13px; color: var(--brand); font-weight: 600; }
.problem h3 { margin-top: 10px; }
.problem p { color: var(--muted); margin: 8px 0 0; font-size: 16px; }
@media (max-width: 860px) { .problem { grid-template-columns: 1fr; } .problem > div { border-right: 0; border-bottom: 1px solid var(--line); } .problem > div:last-child { border-bottom: 0; } }

/* Steps */
.steps { counter-reset: s; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 960px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .steps { grid-template-columns: 1fr; } }
.steps li { list-style: none; position: relative; padding: 28px; border-radius: var(--radius); background: var(--bg-card); border: 1px solid var(--line); }
.steps li::before {
  counter-increment: s; content: counter(s, decimal-leading-zero);
  display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%;
  font-family: var(--mono); font-size: 14px; font-weight: 700; color: #fff; background: var(--grad); margin-bottom: 18px;
}
.steps p { color: var(--muted); margin: 8px 0 0; font-size: 16px; }
ol.steps { padding: 0; margin: 0; }

/* Use cases */
.uc { display: flex; flex-direction: column; }
.uc .team { font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.uc h3 { margin-top: 8px; }
.uc ul { margin: 14px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.uc li { position: relative; padding-left: 24px; color: var(--ink-2); font-size: 15.5px; }
.uc li::before { content: ""; position: absolute; left: 0; top: 9px; width: 12px; height: 7px; border-left: 2px solid var(--brand); border-bottom: 2px solid var(--brand); transform: rotate(-45deg); }

/* Trust */
.trust { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
@media (max-width: 900px) { .trust { grid-template-columns: 1fr; gap: 36px; } }
.trust-list { display: grid; gap: 14px; }
.trust-item { display: flex; gap: 16px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-card); }
.trust-item .feat-ic { margin: 0; flex: none; }
.trust-item p { margin: 4px 0 0; color: var(--muted); font-size: 15.5px; }

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary {
  cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 20px 0; font-weight: 600; font-size: 18px; color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 24px; font-weight: 400; color: var(--muted); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 0 22px; color: var(--muted); }

/* CTA band */
.cta-band {
  position: relative; overflow: hidden; border-radius: 28px; padding: 64px 48px; text-align: center; color: #fff;
  background: #0d1120;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0; opacity: .9;
  background:
    radial-gradient(500px 260px at 15% 10%, rgba(81, 69, 232, .7), transparent 70%),
    radial-gradient(520px 280px at 90% 100%, rgba(15, 180, 201, .55), transparent 70%);
}
.cta-band > * { position: relative; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255, 255, 255, .78); font-size: 18px; max-width: 560px; margin: 16px auto 32px; }
.cta-band .btn-primary { background: #fff; color: #0d1120; }
.cta-band .btn-ghost { color: #fff; border-color: rgba(255, 255, 255, .3); }
@media (max-width: 600px) { .cta-band { padding: 48px 22px; border-radius: 22px; } }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 56px 0 40px; font-size: 15px; color: var(--muted); }
.foot-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 32px; }
@media (max-width: 800px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
.site-footer h4 { margin: 0 0 14px; font-size: 13px; letter-spacing: .06em; text-transform: uppercase; color: var(--ink); }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--ink); }
.foot-bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 14px; }

/* Legal / simple pages */
.page { padding: 72px 0 96px; }
.prose { max-width: 760px; }
.prose h1 { font-size: clamp(34px, 5vw, 48px); margin: 0 0 12px; }
.prose h2 { font-size: 24px; margin: 40px 0 12px; }
.prose p, .prose li { color: var(--ink-2); }
.prose .meta { color: var(--muted); font-size: 15px; }
.notice { border: 1px solid color-mix(in srgb, var(--warn) 45%, var(--line)); background: color-mix(in srgb, var(--warn) 8%, transparent); border-radius: 12px; padding: 14px 18px; font-size: 15px; color: var(--ink-2); margin: 24px 0; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }