:root {
  --brand: #e86b6b;
  --brand-hover: #ff7a7a;
  --ink: #2f2f2f;
  --bg: #f6f8fc;
  --panel: #ffffff;
  --muted: #667085;
  --line: #e6e9f0;
  --shadow: 0 20px 45px rgba(20, 24, 40, 0.08);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(232, 107, 107, 0.12), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 100%);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Outfit", sans-serif;
}

p,
li {
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

.page-shell {
  min-height: 100vh;
}

.hero {
  background:
    linear-gradient(180deg, rgba(15, 15, 15, 0.96), rgba(21, 24, 32, 0.96)),
    #0f0f0f;
  color: #fff;
  padding: 72px 24px 60px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top center, rgba(232, 107, 107, 0.22), transparent 30%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.02), transparent 40%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}

.hero__brand {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 20px;
}

.hero__logo {
  height: 58px;
  width: auto;
  filter: drop-shadow(0 18px 32px rgba(232, 107, 107, 0.18));
}

.hero__eyebrow {
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #ffd7d7;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(2.6rem, 5vw, 4.6rem);
  line-height: 1;
  margin-bottom: 18px;
}

.hero p {
  max-width: 760px;
  font-size: 1.08rem;
  color: rgba(255, 255, 255, 0.84);
  margin: 0 0 28px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 700;
  transition: 0.2s ease;
}

.button--primary {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 16px 34px rgba(232, 107, 107, 0.28);
}

.button--primary:hover {
  background: var(--brand-hover);
  transform: translateY(-1px);
}

.button--secondary {
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  background: rgba(255, 255, 255, 0.04);
}

.button--secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

.layout {
  max-width: 1200px;
  margin: -24px auto 0;
  padding: 0 24px 72px;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 28px;
  position: relative;
  z-index: 2;
}

.toc {
  position: sticky;
  top: 24px;
  align-self: start;
}

.toc__card,
.panel {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(230, 233, 240, 0.95);
  box-shadow: var(--shadow);
}

.toc__card {
  border-radius: var(--radius-xl);
  padding: 22px;
}

.toc__title {
  font-weight: 800;
  margin-bottom: 14px;
}

.toc nav {
  display: grid;
  gap: 8px;
}

.toc a {
  display: block;
  padding: 11px 14px;
  color: #475467;
  border-radius: 14px;
  transition: 0.2s ease;
}

.toc a:hover {
  background: rgba(232, 107, 107, 0.08);
  color: var(--brand);
}

.content {
  display: grid;
  gap: 24px;
}

.panel {
  border-radius: 30px;
  padding: 30px;
}

.section-head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.section-kicker {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: rgba(232, 107, 107, 0.12);
  color: var(--brand);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  flex: none;
}

.section-head h2 {
  font-size: 2rem;
  margin-bottom: 6px;
}

.section-head p {
  margin: 0;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 18px;
}

.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  background: linear-gradient(180deg, #fff, #fbfbfd);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px;
}

.card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.card p {
  margin-top: 0;
  margin-bottom: 0;
}

.card ul {
  margin: 0;
  padding-left: 20px;
}

.note {
  margin-top: 18px;
  border-left: 4px solid var(--brand);
  background: rgba(232, 107, 107, 0.08);
  border-radius: 18px;
  padding: 18px 20px;
  color: #633434;
}

.support-actions {
  margin-top: 20px;
}

.footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 40px;
  color: #667085;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 14px;
}

@media (max-width: 1024px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .toc {
    position: static;
  }
}

@media (max-width: 720px) {
  .hero {
    padding: 54px 18px 44px;
  }

  .layout {
    padding: 0 16px 48px;
  }

  .panel,
  .toc__card {
    border-radius: 24px;
  }

  .panel {
    padding: 22px;
  }

  .two-col {
    grid-template-columns: 1fr;
  }

  .section-head h2 {
    font-size: 1.7rem;
  }

  .footer {
    flex-direction: column;
    padding: 0 16px 32px;
  }
}