@font-face {
  font-family: ManropeLocal;
  src: local("Manrope"), local("Manrope Regular");
  font-display: swap;
}

:root {
  --bg: oklch(96% 0.024 250);
  --paper: oklch(99% 0.01 250);
  --panel: oklch(98% 0.018 250);
  --panel-2: oklch(93% 0.035 250);
  --text: oklch(18% 0.045 255);
  --muted: oklch(46% 0.055 255);
  --line: oklch(78% 0.055 250);
  --accent: oklch(54% 0.22 260);
  --accent-2: oklch(66% 0.18 205);
  --warm: oklch(74% 0.15 82);
  --shadow: 0 28px 80px oklch(36% 0.09 260 / .18);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(90deg, oklch(42% 0.07 250 / .08) 1px, transparent 1px),
    linear-gradient(0deg, oklch(42% 0.07 250 / .065) 1px, transparent 1px),
    linear-gradient(180deg, var(--paper), var(--bg));
  background-size: 44px 44px, 44px 44px, auto;
  color: var(--text);
  font-family: ManropeLocal, "Segoe UI", sans-serif;
}
a { color: inherit; }
.site-header, main, footer { width: min(1180px, calc(100% - 36px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 14px;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 22px;
  min-height: 64px;
  margin-top: 14px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: oklch(99% 0.01 250 / .96);
  box-shadow: 0 16px 50px oklch(36% 0.09 260 / .12);
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 950; text-decoration: none; }
.brand span {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 8px;
  background: var(--accent);
  color: var(--paper);
}
.site-header nav { display: flex; justify-content: flex-end; gap: 6px; }
.site-header nav a, footer a {
  border-radius: 8px;
  color: var(--muted);
  font-size: .94rem;
  padding: 10px 12px;
  text-decoration: none;
}
.site-header nav a:hover, footer a:hover { background: var(--panel-2); color: var(--accent); }
.header-cta {
  border-radius: 8px;
  background: var(--text);
  color: var(--paper);
  padding: 12px 16px;
  font-weight: 950;
  text-decoration: none;
}
.hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(390px, 1fr);
  gap: 58px;
  align-items: center;
  min-height: 720px;
  padding: 88px 0 68px;
}
.hero::before {
  content: "rules / groups / sync";
  position: absolute;
  left: 0;
  bottom: 34px;
  color: oklch(46% 0.055 255 / .42);
  font-size: .92rem;
  font-weight: 900;
}
.eyebrow {
  display: inline-flex;
  margin: 0 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--accent);
  font-size: .78rem;
  font-weight: 950;
  letter-spacing: 0;
  padding: 8px 10px;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 860px;
  margin-bottom: 24px;
  font-size: 5.25rem;
  line-height: .92;
  letter-spacing: 0;
}
h2 { font-size: 3.2rem; line-height: 1; letter-spacing: 0; }
h3 { font-size: 1.22rem; line-height: 1.22; }
.lead, .section-head > p, .notice p, .final-cta p, .hero-panel p {
  max-width: 68ch;
  color: var(--muted);
  font-size: 1.12rem;
  line-height: 1.7;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 32px 0 24px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  border-radius: 8px;
  padding: 0 20px;
  font-weight: 950;
  text-decoration: none;
  transition: transform .18s ease-out, box-shadow .18s ease-out, background .18s ease-out;
}
.btn:hover { transform: translateY(-2px); }
.btn:focus-visible, .header-cta:focus-visible, .site-header a:focus-visible { outline: 3px solid var(--warm); outline-offset: 3px; }
.btn--primary { background: var(--accent); color: var(--paper); box-shadow: 0 16px 0 oklch(28% 0.11 260); }
.btn--ghost { border: 1px solid var(--line); background: var(--paper); color: var(--text); }
.trust-row { display: flex; flex-wrap: wrap; gap: 8px; }
.trust-row span, .logo-strip span {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--muted);
  padding: 8px 12px;
  font-size: .86rem;
}
.phone-stack {
  position: relative;
  min-height: 650px;
  perspective: 1200px;
}
.phone-stack::before {
  content: "";
  position: absolute;
  inset: 40px 30px 50px 70px;
  border: 2px solid var(--accent);
  border-radius: 8px;
  transform: rotate(-3deg);
}
.phone-stack::after {
  content: "multi-platform control";
  position: absolute;
  right: 0;
  top: 28px;
  z-index: 5;
  border: 1px solid var(--text);
  border-radius: 8px;
  background: var(--warm);
  color: var(--text);
  font-size: .9rem;
  font-weight: 950;
  padding: 12px 14px;
}
.phone-shot {
  position: absolute;
  width: 318px;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.phone-shot img { display: block; width: 100%; height: auto; }
.phone-shot--1 { right: 35%; top: 0; transform: rotate(-4deg); z-index: 3; }
.phone-shot--2 { right: 0; top: 80px; transform: rotate(5deg); z-index: 2; }
.phone-shot--3 { right: 42%; top: 260px; transform: rotate(2deg); z-index: 1; }
.section { padding: 86px 0; border-top: 1px solid var(--line); }
.section-head { max-width: 840px; margin-bottom: 32px; }
.card-grid { display: grid; grid-template-columns: .9fr 1.2fr .9fr; gap: 14px; }
.feature-card, .notice, .final-cta, .hero-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: 0 20px 60px oklch(36% 0.09 260 / .1);
}
.feature-card { min-height: 240px; padding: 26px; }
.feature-card:nth-child(2) { background: var(--text); color: var(--paper); }
.feature-card:nth-child(2) p { color: oklch(86% 0.025 250); }
.feature-card span { color: var(--accent); font-size: .78rem; font-weight: 950; letter-spacing: 0; text-transform: uppercase; }
.feature-card p { color: var(--muted); line-height: 1.66; }
.gallery { display: grid; grid-template-columns: .85fr 1.15fr 1fr; gap: 14px; align-items: start; }
.gallery figure { margin: 0; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); overflow: hidden; }
.gallery figure:nth-child(2) { transform: translateY(34px); }
.gallery img { display: block; width: 100%; height: 370px; object-fit: cover; object-position: top; background: var(--paper); }
.gallery figcaption { padding: 14px; color: var(--muted); font-size: .92rem; }
.logo-strip { display: flex; flex-wrap: wrap; gap: 10px; }
.logo-strip span:nth-child(3n) { background: var(--text); color: var(--paper); }
.steps { display: grid; gap: 14px; padding: 0; margin: 0; list-style: none; }
.steps li { display: grid; grid-template-columns: 76px minmax(0,1fr); gap: 20px; align-items: start; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); padding: 20px; }
.steps li > span { color: var(--accent); font-size: 2.1rem; font-weight: 950; letter-spacing: 0; }
.steps p { color: var(--muted); line-height: 1.66; }
.notice, .final-cta, .hero-panel { padding: 34px; margin: 64px 0; }
.hero-panel { align-self: center; background: linear-gradient(135deg, var(--paper), var(--panel-2)); }
.final-cta {
  min-height: 280px;
  background:
    linear-gradient(90deg, oklch(42% 0.07 250 / .08) 1px, transparent 1px),
    linear-gradient(0deg, oklch(42% 0.07 250 / .065) 1px, transparent 1px),
    var(--text);
  background-size: 36px 36px, 36px 36px, auto;
  color: var(--paper);
  text-align: left;
}
.final-cta p { color: oklch(86% 0.025 250); }
.final-cta h2 { max-width: 760px; }
.final-cta div { display: flex; flex-wrap: wrap; gap: 12px; }
footer { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding: 34px 0 46px; color: var(--muted); }
footer nav { display: flex; flex-wrap: wrap; gap: 8px; }

@media (max-width: 980px) {
  .site-header { grid-template-columns: auto auto; }
  .site-header nav { display: none; }
  .hero { grid-template-columns: 1fr; min-height: 0; }
  h1 { font-size: 4.5rem; }
  h2 { font-size: 2.55rem; }
  .phone-stack { min-height: 590px; }
  .card-grid, .gallery { grid-template-columns: 1fr; }
  .gallery figure:nth-child(2) { transform: none; }
  .gallery img { height: auto; max-height: 560px; object-fit: contain; }
}
@media (max-width: 560px) {
  .site-header, main, footer { width: min(100% - 24px, 1180px); }
  .site-header { top: 8px; min-height: 58px; }
  .header-cta { display: none; }
  h1 { font-size: 3rem; }
  h2 { font-size: 2.05rem; }
  .hero { padding-top: 52px; }
  .phone-stack { min-height: 470px; }
  .phone-stack::after { right: 0; top: 6px; }
  .phone-stack::before { inset: 52px 20px 80px 28px; }
  .phone-shot { width: 232px; }
  .phone-shot--1 { right: 18%; top: 72px; }
  .phone-shot--2 { right: 0; top: 150px; }
  .phone-shot--3 { right: 34%; top: 262px; }
  .steps li { grid-template-columns: 1fr; }
  footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}