/* ── Reset & Base ───────────────────────────────────── */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --accent: #FF3B3B;
  --accent-dark: #E02020;
  --accent-warm: #FF6B4A;
  --text: #1D1D1F;
  --text-secondary: #6E6E73;
  --text-tertiary: #AEAEB2;
  --bg: #FAFAFA;
  --bg-white: #FFFFFF;
  --card-bg: #FFFFFF;
  --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 24px rgba(0, 0, 0, 0.04);
  --card-radius: 20px;
  --separator: rgba(0, 0, 0, 0.06);
  --max-width: 680px;
  --gradient: linear-gradient(135deg, var(--accent), var(--accent-warm));
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: opacity 0.2s;
}

a:hover {
  opacity: 0.7;
}

/* ── Nav ────────────────────────────────────────────── */

nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 250, 0.8);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--separator);
}

nav .nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

nav .logo {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.2px;
  display: flex;
  align-items: center;
  gap: 10px;
}

nav .logo img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

nav .nav-links {
  display: flex;
  gap: 32px;
}

nav .nav-links a {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-tertiary);
  transition: color 0.2s;
}

nav .nav-links a:hover {
  color: var(--text);
  opacity: 1;
}

nav .nav-links a.active {
  color: var(--text);
  font-weight: 500;
}

/* ── Hero ───────────────────────────────────────────── */

.hero {
  text-align: center;
  padding: 72px 24px 56px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero h1 {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -1.2px;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 14px;
}

.hero h1 em {
  font-style: normal;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 18px;
  font-weight: 300;
  color: var(--text-secondary);
  max-width: 440px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ── Content ────────────────────────────────────────── */

.content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px 80px;
}

/* ── Card ───────────────────────────────────────────── */

.card {
  background: var(--card-bg);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  padding: 36px 40px;
  margin-bottom: 20px;
}

.card h2 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.3px;
  margin-bottom: 16px;
}

.card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-top: 28px;
  margin-bottom: 6px;
  color: var(--text);
}

.card h3:first-child {
  margin-top: 0;
}

.card p {
  font-size: 15px;
  font-weight: 300;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.7;
}

.card p:last-child {
  margin-bottom: 0;
}

.card ul {
  list-style: none;
  padding: 0;
}

.card ul li {
  font-size: 15px;
  font-weight: 300;
  color: var(--text-secondary);
  padding: 6px 0;
  padding-left: 18px;
  position: relative;
}

.card ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.35;
}

/* ── Highlight card ─────────────────────────────────── */

.card.highlight {
  background: linear-gradient(135deg, rgba(255, 59, 59, 0.03), rgba(255, 107, 74, 0.03));
  border: 1px solid rgba(255, 59, 59, 0.08);
  box-shadow: none;
}

/* ── Badge ──────────────────────────────────────────── */

.badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent);
  background: rgba(255, 59, 59, 0.07);
  padding: 5px 12px;
  border-radius: 20px;
  margin-bottom: 16px;
}

/* ── Separator ──────────────────────────────────────── */

.divider {
  height: 1px;
  background: var(--separator);
  margin: 24px 0;
}

/* ── Support: Contact card ──────────────────────────── */

.contact-card {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 22px 24px;
  background: var(--bg);
  border-radius: 16px;
  margin-top: 20px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon svg {
  width: 22px;
  height: 22px;
  fill: white;
}

.contact-info {
  flex: 1;
}

.contact-info .label {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-tertiary);
  margin-bottom: 2px;
}

.contact-info a {
  font-size: 17px;
  font-weight: 500;
  color: var(--accent);
}

/* ── FAQ ────────────────────────────────────────────── */

.faq-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--separator);
}

.faq-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.faq-item:first-child {
  padding-top: 0;
}

.faq-item h3 {
  font-size: 15px;
  font-weight: 500;
  margin: 0 0 4px;
  color: var(--text);
}

.faq-item p {
  font-size: 14px;
  margin: 0;
  line-height: 1.65;
}

/* ── Footer ─────────────────────────────────────────── */

footer {
  border-top: 1px solid var(--separator);
  padding: 36px 24px;
  text-align: center;
}

footer p {
  font-size: 12px;
  color: var(--text-tertiary);
  font-weight: 300;
}

footer a {
  color: var(--text-tertiary);
  font-size: 13px;
}

footer a:hover {
  color: var(--text-secondary);
  opacity: 1;
}

footer .footer-links {
  margin-bottom: 10px;
  display: flex;
  justify-content: center;
  gap: 28px;
}

/* ── Effective date ─────────────────────────────────── */

.effective-date {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-bottom: 32px;
}

/* ── Responsive ─────────────────────────────────────── */

@media (max-width: 600px) {
  .hero {
    padding: 52px 20px 36px;
  }

  .hero h1 {
    font-size: 30px;
  }

  .hero p {
    font-size: 16px;
  }

  .content {
    padding: 0 16px 60px;
  }

  .card {
    padding: 24px;
    border-radius: 16px;
  }

  .contact-card {
    flex-direction: column;
    text-align: center;
  }

  nav .nav-links {
    gap: 20px;
  }

  nav .nav-links a {
    font-size: 13px;
  }
}