:root {
  --paper: #fffaf2;
  --card: rgba(255, 255, 255, 0.84);
  --navy: #24354c;
  --muted: #687486;
  --coral: #e67f62;
  --coral-soft: #f8ded2;
  --line: rgba(36, 53, 76, 0.12);
  --shadow: 0 24px 70px rgba(48, 62, 80, 0.10);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--navy);
  background:
    radial-gradient(circle at 7% 4%, rgba(137, 193, 226, 0.18), transparent 25rem),
    radial-gradient(circle at 92% 12%, rgba(230, 127, 98, 0.14), transparent 22rem),
    var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a { color: #c85f45; text-underline-offset: 3px; }

.shell {
  width: min(100% - 32px, 900px);
  margin: 0 auto;
  padding: 28px 0 72px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  font-weight: 750;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 14px;
  color: white;
  background: var(--coral);
  box-shadow: 0 9px 20px rgba(230, 127, 98, 0.25);
}

.nav-links { display: flex; gap: 16px; font-size: 14px; }
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a[aria-current="page"] { color: var(--coral); font-weight: 700; }

.hero {
  padding: 42px 46px 38px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 34px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.94), rgba(255, 249, 240, 0.78));
  box-shadow: var(--shadow);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--coral);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.12em;
}

h1 {
  margin: 0;
  font-size: clamp(34px, 7vw, 54px);
  line-height: 1.18;
  letter-spacing: -0.035em;
}

.lead {
  max-width: 650px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 13px;
}

.notice {
  margin: 22px 0 0;
  padding: 15px 18px;
  border-left: 4px solid var(--coral);
  border-radius: 4px 16px 16px 4px;
  background: var(--coral-soft);
  font-size: 14px;
}

.content {
  margin-top: 22px;
  padding: 28px 46px 48px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--card);
  box-shadow: 0 18px 45px rgba(48, 62, 80, 0.06);
  backdrop-filter: blur(16px);
}

section { padding: 18px 0; scroll-margin-top: 16px; }
section + section { border-top: 1px solid var(--line); }

h2 {
  margin: 0 0 12px;
  font-size: 21px;
  line-height: 1.4;
}

h3 { margin: 18px 0 6px; font-size: 16px; }
p { margin: 8px 0; }
ul, ol { margin: 8px 0; padding-left: 1.35em; }
li + li { margin-top: 7px; }

.table-wrap { overflow-x: auto; margin: 14px 0; }
table { width: 100%; min-width: 620px; border-collapse: collapse; font-size: 14px; }
th, td { padding: 12px 14px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: rgba(248, 222, 210, 0.48); }

.footer {
  padding: 24px 4px 0;
  color: var(--muted);
  text-align: center;
  font-size: 13px;
}

@media (max-width: 640px) {
  .shell { width: min(100% - 22px, 900px); padding-top: 16px; }
  .nav { padding: 0 4px; }
  .nav-links { gap: 10px; }
  .hero { padding: 30px 24px 28px; border-radius: 26px; }
  .content { padding: 20px 22px 34px; border-radius: 24px; }
  .lead { font-size: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* Marketing and support pages */
.site-nav {
  position: sticky;
  top: 14px;
  z-index: 10;
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.88);
  border-radius: 20px;
  background: rgba(255, 250, 242, 0.86);
  box-shadow: 0 12px 34px rgba(48, 62, 80, 0.08);
  backdrop-filter: blur(18px);
}

.marketing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, .9fr);
  align-items: center;
  gap: 32px;
  min-height: 610px;
  padding: 52px 52px 46px;
  overflow: hidden;
}

.marketing-hero h1 { max-width: 560px; }
.marketing-hero .lead { max-width: 560px; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 19px;
  border-radius: 15px;
  color: white;
  background: var(--coral);
  box-shadow: 0 11px 24px rgba(230, 127, 98, 0.24);
  font-weight: 700;
  text-decoration: none;
}
.button-link.secondary {
  color: var(--navy);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
  box-shadow: none;
}

.gull-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 430px;
}
.gull-stage::before {
  content: "";
  position: absolute;
  width: 330px;
  height: 330px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, #fff, #ddecf6 55%, #cadfed);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.8), 0 28px 70px rgba(62, 103, 137, .16);
}
.gull-stage img { position: relative; width: min(100%, 400px); filter: drop-shadow(0 22px 18px rgba(36,53,76,.12)); }
.floating-note {
  position: absolute;
  right: 4px;
  bottom: 38px;
  max-width: 190px;
  padding: 13px 15px;
  border-radius: 17px;
  background: rgba(255,255,255,.9);
  box-shadow: 0 14px 34px rgba(36,53,76,.12);
  color: var(--muted);
  font-size: 13px;
}
.floating-note strong { display: block; color: var(--navy); font-size: 14px; }

.section-block { padding: 70px 0 0; }
.section-heading { max-width: 650px; margin-bottom: 28px; }
.section-heading h2 { margin-bottom: 8px; font-size: clamp(27px, 5vw, 38px); letter-spacing: -.025em; }
.section-heading p { color: var(--muted); }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card {
  min-height: 210px;
  padding: 25px;
  border: 1px solid var(--line);
  border-radius: 25px;
  background: rgba(255,255,255,.72);
  box-shadow: 0 16px 38px rgba(48,62,80,.05);
}
.feature-card .icon {
  display: grid;
  width: 44px;
  height: 44px;
  margin-bottom: 22px;
  place-items: center;
  border-radius: 15px;
  color: var(--coral);
  background: var(--coral-soft);
  font-size: 20px;
}
.feature-card h3 { margin: 0 0 7px; font-size: 18px; }
.feature-card p { color: var(--muted); font-size: 14px; }

.story-panel {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 36px;
  align-items: center;
  padding: 38px;
  border-radius: 32px;
  background: var(--navy);
  color: white;
}
.story-panel h2 { font-size: clamp(27px, 5vw, 38px); }
.story-panel p { color: rgba(255,255,255,.7); }

.timeline-demo { padding: 12px 0 2px; }
.demo-entry { display: grid; grid-template-columns: 18px 1fr; gap: 13px; }
.demo-rail { display: flex; flex-direction: column; align-items: center; }
.demo-dot { width: 10px; height: 10px; border-radius: 50%; background: #ee9e79; }
.demo-line { width: 1px; flex: 1; min-height: 78px; background: rgba(255,255,255,.22); }
.demo-copy { padding: 0 0 24px; }
.demo-copy small { color: #f2b89f; font-weight: 700; }
.demo-copy p { margin-top: 5px; color: rgba(255,255,255,.88); }

.privacy-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 34px 38px;
  border: 1px solid rgba(230,127,98,.18);
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(248,222,210,.78), rgba(255,255,255,.78));
}
.privacy-band h2 { margin-bottom: 5px; }
.privacy-band p { color: var(--muted); }

.support-hero { padding-bottom: 32px; }
.contact-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 24px;
  padding: 20px 22px;
  border-radius: 20px;
  background: var(--coral-soft);
}
.contact-card p { margin: 0; color: var(--muted); font-size: 14px; }

.support-layout { display: grid; grid-template-columns: 260px minmax(0,1fr); gap: 22px; margin-top: 22px; }
.support-menu, .support-content {
  border: 1px solid var(--line);
  border-radius: 27px;
  background: var(--card);
  box-shadow: 0 16px 40px rgba(48,62,80,.05);
}
.support-menu { align-self: start; padding: 18px; position: sticky; top: 92px; }
.support-menu strong { display: block; padding: 7px 10px 11px; }
.support-menu a { display: block; padding: 8px 10px; border-radius: 10px; color: var(--muted); text-decoration: none; font-size: 14px; }
.support-menu a:hover { color: var(--coral); background: var(--coral-soft); }
.support-content { padding: 22px 38px 42px; }
.support-content section { scroll-margin-top: 100px; }
.steps { padding-left: 1.4em; }
.steps li { min-height: 34px; padding: 4px 0 12px 8px; }
.steps li::marker { color: var(--coral); font-weight: 750; }
.faq details { padding: 16px 0; border-top: 1px solid var(--line); }
.faq details:first-child { border-top: 0; }
.faq summary { cursor: pointer; color: var(--navy); font-weight: 700; }
.faq details p { padding-right: 24px; color: var(--muted); }

@media (max-width: 760px) {
  .marketing-hero { grid-template-columns: 1fr; min-height: auto; padding: 38px 25px 28px; }
  .gull-stage { min-height: 340px; }
  .gull-stage::before { width: 270px; height: 270px; }
  .gull-stage img { width: 320px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 0; }
  .story-panel { grid-template-columns: 1fr; padding: 28px 24px; }
  .privacy-band { align-items: flex-start; flex-direction: column; padding: 28px 24px; }
  .support-layout { grid-template-columns: 1fr; }
  .support-menu { position: static; display: none; }
  .support-content { padding: 18px 22px 34px; }
  .contact-card { align-items: flex-start; flex-direction: column; }
}