:root {
  color-scheme: light dark;
  --ink: #102825;
  --muted: #55716d;
  --surface: rgba(255, 255, 255, 0.88);
  --line: rgba(20, 100, 89, 0.16);
  --teal: #087f70;
  --teal-dark: #075e54;
  --indigo: #5166d8;
  --canvas: #f4f8f7;
  --shadow: 0 20px 55px rgba(13, 73, 65, 0.12);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 16px/1.65 ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 0%, rgba(66, 184, 166, 0.18), transparent 34rem),
    radial-gradient(circle at 100% 12%, rgba(81, 102, 216, 0.13), transparent 30rem),
    var(--canvas);
}

a { color: var(--teal-dark); }
a:focus-visible, summary:focus-visible { outline: 3px solid #64d8c7; outline-offset: 4px; }

.shell { width: min(1040px, calc(100% - 32px)); margin: 0 auto; }

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 0;
}

.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; }
.brand img { width: 46px; height: 46px; border-radius: 13px; box-shadow: 0 8px 20px rgba(7, 94, 84, 0.22); }
nav { display: flex; flex-wrap: wrap; gap: 20px; }
nav a { color: var(--ink); text-decoration: none; font-weight: 650; }

.hero {
  display: grid;
  grid-template-columns: 1.18fr 0.82fr;
  gap: 36px;
  align-items: center;
  padding: 70px 0 54px;
}

.eyebrow { color: var(--teal-dark); font-weight: 800; letter-spacing: .08em; text-transform: uppercase; font-size: .8rem; }
h1 { max-width: 760px; margin: 10px 0 18px; font-size: clamp(2.35rem, 7vw, 4.8rem); line-height: 1.02; letter-spacing: -.045em; }
h2 { margin-top: 0; font-size: clamp(1.45rem, 3vw, 2rem); letter-spacing: -.02em; }
h3 { margin-bottom: 6px; }
.lead { max-width: 680px; color: var(--muted); font-size: 1.16rem; }

.hero-card, .card, .policy {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 26px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.hero-card { padding: 30px; transform: rotate(1deg); }
.hero-card img { width: 92px; border-radius: 24px; }
.metric { display: flex; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.metric:last-child { border: 0; }
.metric strong { color: var(--teal-dark); }

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px; border-radius: 14px; background: var(--teal); color: white; text-decoration: none; font-weight: 800; }
.button.secondary { background: transparent; color: var(--teal-dark); border: 1px solid var(--line); }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding: 32px 0 70px; }
.card { padding: 24px; box-shadow: 0 12px 34px rgba(13, 73, 65, 0.08); }
.card p, .policy p, .policy li { color: var(--muted); }
.icon { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 13px; background: rgba(8, 127, 112, .12); color: var(--teal-dark); font-weight: 900; }

.section { padding: 64px 0; }
.section-title { max-width: 680px; margin-bottom: 28px; }
.faq { display: grid; gap: 12px; }
details { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 16px 18px; }
summary { cursor: pointer; font-weight: 760; }

.policy { max-width: 820px; margin: 32px auto 72px; padding: clamp(24px, 6vw, 58px); }
.policy h1 { font-size: clamp(2.2rem, 6vw, 3.8rem); }
.policy h2 { margin-top: 42px; }
.notice { padding: 14px 16px; border-left: 4px solid var(--teal); background: rgba(8, 127, 112, .08); border-radius: 8px; }

footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px; padding: 30px 0 42px; border-top: 1px solid var(--line); color: var(--muted); }

@media (max-width: 760px) {
  header { align-items: flex-start; }
  nav { justify-content: flex-end; gap: 12px; }
  .hero { grid-template-columns: 1fr; padding-top: 38px; }
  .hero-card { transform: none; }
  .grid { grid-template-columns: 1fr; }
}

@media (prefers-color-scheme: dark) {
  :root { --ink: #e8f4f2; --muted: #acc7c2; --surface: rgba(8, 34, 31, .88); --line: rgba(126, 219, 204, .18); --canvas: #061815; --teal-dark: #7edbcc; }
}