:root {
  --ink: #151719;
  --ink-soft: #3f4650;
  --muted: #68707d;
  --paper: #f6f8f7;
  --surface: #ffffff;
  --surface-warm: #fff7f2;
  --line: #dde5e1;
  --line-strong: #c6d1cc;
  --orange: #ff6b35;
  --orange-dark: #b94720;
  --green: #167a5b;
  --blue: #276a88;
  --shadow: 0 24px 70px rgba(27, 38, 45, 0.10);
  --shadow-sm: 0 2px 10px rgba(27, 38, 45, 0.05);
  --radius: 18px;
  --radius-sm: 12px;
  --maxw: 940px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eef1f4;
    --ink-soft: #c3cad3;
    --muted: #8f98a5;
    --paper: #0f1116;
    --surface: #171a21;
    --surface-warm: #1d1a1b;
    --line: #262b34;
    --line-strong: #333a45;
    --orange: #ff7d4d;
    --orange-dark: #ff9c76;
    --green: #4bbd95;
    --blue: #6bb4d4;
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.30);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto,
    Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--orange-dark); }
a:hover { color: var(--orange); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--surface);
  color: var(--ink);
  padding: 12px 18px;
  border-radius: 0 0 var(--radius-sm) 0;
  z-index: 100;
}
.skip-link:focus { left: 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.brand img { border-radius: 9px; display: block; }

.nav { display: flex; gap: 6px; align-items: center; }

.nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  padding: 8px 13px;
  border-radius: 999px;
  transition: background-color 0.18s ease, color 0.18s ease;
}
.nav a:hover { background: var(--surface); color: var(--ink); }
.nav a[aria-current="page"] {
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 140% at 12% 0%,
      color-mix(in srgb, var(--orange) 16%, transparent) 0%, transparent 55%),
    radial-gradient(100% 130% at 92% 8%,
      color-mix(in srgb, var(--blue) 14%, transparent) 0%, transparent 52%),
    var(--surface-warm);
}

.hero-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 68px 24px 56px;
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--orange-dark);
}

h1 {
  margin: 0 0 14px;
  font-size: clamp(34px, 5.4vw, 50px);
  line-height: 1.08;
  letter-spacing: -0.028em;
  font-weight: 850;
}

.lede {
  margin: 0 0 26px;
  font-size: clamp(17px, 2.1vw, 20px);
  color: var(--ink-soft);
  max-width: 60ch;
}

.button-row { display: flex; flex-wrap: wrap; gap: 12px; }

.button {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.16s ease, box-shadow 0.16s ease,
    background-color 0.16s ease;
}

.button.primary {
  background: var(--orange);
  color: #fff;
  box-shadow: 0 10px 26px color-mix(in srgb, var(--orange) 38%, transparent);
}
.button.primary:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 15px 34px color-mix(in srgb, var(--orange) 46%, transparent);
}

.button.secondary {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--line-strong);
}
.button.secondary:hover { color: var(--ink); transform: translateY(-2px); }

.quick-grid {
  max-width: var(--maxw);
  margin: -30px auto 0;
  padding: 0 24px;
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
}

.quick-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  text-decoration: none;
  color: var(--ink);
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease,
    border-color 0.18s ease;
}
.quick-card:hover {
  color: var(--ink);
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--orange) 45%, var(--line));
  box-shadow: var(--shadow);
}
.quick-card strong { display: block; font-size: 16px; margin-bottom: 3px; }
.quick-card span { font-size: 14px; color: var(--muted); }

main { display: block; }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 58px 24px 20px;
}

section + section { margin-top: 46px; }

h2 {
  margin: 0 0 6px;
  font-size: clamp(24px, 3.2vw, 31px);
  letter-spacing: -0.02em;
  font-weight: 800;
  scroll-margin-top: 84px;
}

.section-note {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 15px;
}

details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
details:hover { border-color: var(--line-strong); }
details[open] { box-shadow: var(--shadow-sm); }

summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 52px 16px 20px;
  font-weight: 700;
  font-size: 16.5px;
  position: relative;
  transition: color 0.18s ease;
}
summary::-webkit-details-marker { display: none; }
summary:hover { color: var(--orange-dark); }
summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

summary::after {
  content: "";
  position: absolute;
  right: 22px;
  top: 50%;
  width: 9px;
  height: 9px;
  border-right: 2.4px solid var(--muted);
  border-bottom: 2.4px solid var(--muted);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.22s ease, border-color 0.22s ease;
}
details[open] summary::after {
  transform: translateY(-25%) rotate(225deg);
  border-color: var(--orange);
}

details > div {
  padding: 0 22px 18px;
  color: var(--ink-soft);
  animation: reveal 0.24s ease;
}
details > div p { margin: 0 0 12px; }
details > div p:last-child { margin-bottom: 0; }

@keyframes reveal {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: none; }
}

.contact {
  margin: 54px auto 0;
  max-width: var(--maxw);
  padding: 0 24px 70px;
}

.contact-card {
  background:
    radial-gradient(120% 160% at 8% 0%,
      color-mix(in srgb, var(--orange) 15%, transparent) 0%, transparent 58%),
    var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 32px;
  box-shadow: var(--shadow);
  text-align: center;
}
.contact-card h2 { margin-bottom: 8px; }
.contact-card p {
  margin: 0 auto 20px;
  color: var(--ink-soft);
  max-width: 56ch;
}

.footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
}
.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 26px 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 22px;
  align-items: center;
  justify-content: space-between;
  font-size: 14.5px;
  color: var(--muted);
}
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-links a { color: var(--ink-soft); text-decoration: none; }
.footer-links a:hover { color: var(--orange); }

@media (max-width: 640px) {
  .hero-inner { padding: 48px 20px 44px; }
  .wrap { padding-top: 44px; }
  .nav a { padding: 7px 10px; font-size: 14px; }
  .header-inner { padding: 12px 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}