:root {
  --ink: #171712;
  --muted: #6a675f;
  --paper: #f7f5ef;
  --white: #ffffff;
  --gold: #b78b2d;
  --gold-dark: #8c6719;
  --line: rgba(23, 23, 18, .13);
  --serif: Georgia, 'Times New Roman', serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  line-height: 1.65;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
.guide-container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.guide-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(14px);
}
.guide-nav__inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.guide-logo { display: inline-flex; align-items: center; gap: 10px; font-size: 1.25rem; font-weight: 800; letter-spacing: .08em; text-decoration: none; }
.guide-logo img { width: 34px; height: 34px; object-fit: contain; }
.guide-logo span { color: var(--gold); }
.guide-nav__links { display: flex; align-items: center; gap: 24px; font-size: .92rem; }
.guide-nav__links a { text-decoration: none; }
.guide-nav__cta, .guide-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--gold);
  color: #fff;
  font-weight: 750;
  text-decoration: none;
}
.guide-hero { overflow: hidden; background: #171712; color: #fff; }
.guide-hero__inner { display: grid; min-height: 570px; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 64px; padding: 76px 0; }
.guide-kicker { margin-bottom: 18px; color: #d7b761; font-size: .78rem; font-weight: 800; letter-spacing: .17em; text-transform: uppercase; }
.guide-hero h1 { max-width: 800px; margin: 0; font-family: var(--serif); font-size: clamp(2.5rem, 5vw, 4.75rem); font-weight: 500; line-height: 1.04; letter-spacing: -.03em; }
.guide-hero__lead { max-width: 720px; margin: 24px 0 0; color: rgba(255,255,255,.76); font-size: clamp(1rem, 1.5vw, 1.2rem); }
.guide-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.guide-btn--ghost { border: 1px solid rgba(255,255,255,.35); background: transparent; }
.guide-hero__media { position: relative; }
.guide-hero__media img { width: 100%; aspect-ratio: 4/5; border-radius: 28px; object-fit: cover; }
.guide-hero__note { position: absolute; right: -18px; bottom: 28px; max-width: 270px; padding: 18px; border-radius: 16px; background: #fff; color: var(--ink); box-shadow: 0 22px 60px rgba(0,0,0,.28); font-size: .9rem; }
.guide-main { padding: 80px 0 96px; }
.guide-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 70px; align-items: start; }
.guide-toc { position: sticky; top: 112px; padding: 22px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.guide-toc strong { display: block; margin-bottom: 12px; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; }
.guide-toc a { display: block; padding: 8px 0; color: var(--muted); font-size: .9rem; text-decoration: none; }
.guide-toc a:hover { color: var(--gold-dark); }
.guide-content { min-width: 0; }
.guide-intro { margin: 0 0 64px; color: #3f3c35; font-family: var(--serif); font-size: clamp(1.45rem, 2.6vw, 2.1rem); line-height: 1.45; }
.guide-section { padding: 62px 0; border-top: 1px solid var(--line); scroll-margin-top: 100px; }
.guide-section:first-of-type { border-top: 0; padding-top: 0; }
.guide-section h2 { margin: 0 0 18px; font-family: var(--serif); font-size: clamp(2rem, 3.8vw, 3.2rem); font-weight: 500; line-height: 1.13; letter-spacing: -.025em; }
.guide-section > p { max-width: 780px; color: var(--muted); }
.guide-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-top: 30px; }
.guide-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.guide-card { padding: 26px; border: 1px solid var(--line); border-radius: 18px; background: #fff; }
.guide-card__number { display: inline-grid; width: 38px; height: 38px; place-items: center; margin-bottom: 24px; border-radius: 50%; background: #f1ead8; color: var(--gold-dark); font-weight: 800; }
.guide-card h3 { margin: 0 0 10px; font-size: 1.12rem; }
.guide-card p, .guide-card li { color: var(--muted); font-size: .94rem; }
.guide-card ul { margin: 12px 0 0; padding-left: 20px; }
.guide-card__link { display: inline-block; margin-top: 18px; color: var(--gold-dark); font-weight: 750; text-decoration: none; }
.guide-checklist { display: grid; gap: 12px; margin: 28px 0 0; padding: 0; list-style: none; }
.guide-checklist li { position: relative; padding: 18px 20px 18px 52px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.guide-checklist li::before { content: '✓'; position: absolute; left: 20px; color: var(--gold-dark); font-weight: 900; }
.guide-steps { counter-reset: step; display: grid; gap: 0; margin-top: 28px; }
.guide-step { position: relative; padding: 0 0 34px 72px; }
.guide-step::before { counter-increment: step; content: counter(step, decimal-leading-zero); position: absolute; top: 0; left: 0; color: var(--gold-dark); font-weight: 850; }
.guide-step::after { content: ''; position: absolute; top: 31px; bottom: 7px; left: 13px; width: 1px; background: var(--line); }
.guide-step:last-child::after { display: none; }
.guide-step h3 { margin: 0 0 6px; }
.guide-step p { margin: 0; color: var(--muted); }
.guide-callout { margin-top: 34px; padding: 28px; border-left: 4px solid var(--gold); background: #eee6d2; }
.guide-callout strong { display: block; margin-bottom: 6px; }
.guide-faq details { border-bottom: 1px solid var(--line); background: transparent; }
.guide-faq summary { cursor: pointer; padding: 20px 40px 20px 0; font-weight: 750; }
.guide-faq p { margin: -4px 0 22px; color: var(--muted); }
.guide-cta { padding: 60px; border-radius: 26px; background: #171712; color: #fff; text-align: center; }
.guide-cta h2 { max-width: 760px; margin: 0 auto 18px; font-family: var(--serif); font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 500; line-height: 1.1; }
.guide-cta p { max-width: 720px; margin: 0 auto 28px; color: rgba(255,255,255,.72); }
.guide-cta__actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; }
.guide-footer { padding: 38px 0; border-top: 1px solid var(--line); background: #fff; }
.guide-footer__inner { display: flex; justify-content: space-between; gap: 24px; color: var(--muted); font-size: .9rem; }
.guide-footer__links { display: flex; flex-wrap: wrap; gap: 18px; }
.guide-footer a { text-decoration: none; }

@media (max-width: 900px) {
  .guide-nav__links a:not(.guide-nav__cta) { display: none; }
  .guide-hero__inner { grid-template-columns: 1fr; }
  .guide-hero__media { max-width: 560px; }
  .guide-hero__media img { aspect-ratio: 16/10; }
  .guide-layout { grid-template-columns: 1fr; gap: 40px; }
  .guide-toc { position: static; }
  .guide-grid--3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .guide-container { width: min(100% - 28px, 1180px); }
  .guide-nav__inner { min-height: 66px; }
  .guide-nav__cta { padding: 10px 14px; font-size: .82rem; }
  .guide-hero__inner { min-height: auto; gap: 38px; padding: 56px 0 64px; }
  .guide-hero__note { position: static; max-width: none; margin-top: 12px; }
  .guide-main { padding: 58px 0 72px; }
  .guide-grid, .guide-grid--3 { grid-template-columns: 1fr; }
  .guide-card { padding: 22px; }
  .guide-cta { padding: 42px 22px; }
  .guide-footer__inner { flex-direction: column; }
}