/* Base */
:root {
  --teal: #0D4F4F;
  --teal-light: #0F6B6B;
  --amber: #D97706;
  --amber-light: #F59E0B;
  --bg: #FAFAF7;
  --bg-dark: #F0EDE8;
  --fg: #1A1A1A;
  --fg-muted: #4A4A4A;
  --fg-subtle: #7A7A7A;
  --border: #E0DCD4;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Source Sans 3', sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  font-size: 17px;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: 'Playfair Display', serif;
  line-height: 1.2;
  font-weight: 700;
}

.section__overline {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 14px;
}

.section__headline {
  font-size: clamp(28px, 4vw, 44px);
  color: var(--fg);
  margin-bottom: 20px;
}

/* Nav */
.nav {
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: baseline;
  gap: 20px;
}

.nav__logo {
  font-family: 'Playfair Display', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--teal);
}

.nav__tagline {
  font-size: 13px;
  color: var(--fg-subtle);
  letter-spacing: 0.04em;
}

/* Hero */
.hero {
  padding: 72px 48px 80px;
  background: var(--bg);
}

.hero__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 80px;
  align-items: start;
}

.hero__overline {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}

.hero__headline {
  font-size: clamp(40px, 5.5vw, 68px);
  color: var(--fg);
  margin-bottom: 24px;
  line-height: 1.1;
}

.hero__headline em {
  font-style: italic;
  color: var(--teal);
}

.hero__sub {
  font-size: 18px;
  color: var(--fg);
  font-weight: 600;
  margin-bottom: 16px;
  line-height: 1.5;
}

.hero__body {
  font-size: 16px;
  color: var(--fg-muted);
  max-width: 540px;
  line-height: 1.7;
}

.hero__stats {
  background: var(--teal);
  border-radius: 12px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.stat {
  border-bottom: 1px solid rgba(255,255,255,0.15);
  padding-bottom: 28px;
}

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

.stat__num {
  display: block;
  font-family: 'Playfair Display', serif;
  font-size: 36px;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  margin-bottom: 6px;
}

.stat__label {
  display: block;
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  line-height: 1.4;
}

/* Results */
.results {
  padding: 96px 48px;
  background: var(--bg-dark);
}

.results__inner { max-width: 1200px; margin: 0 auto; }

.results__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-top: 48px;
}

.result-card {
  background: var(--bg);
  border-radius: 10px;
  padding: 36px;
  border: 1px solid var(--border);
}

.result-card__icon {
  font-size: 20px;
  color: var(--amber);
  margin-bottom: 16px;
}

.result-card h3 {
  font-size: 20px;
  color: var(--fg);
  margin-bottom: 12px;
}

.result-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* Problem */
.problem {
  padding: 96px 48px;
  background: var(--bg);
}

.problem__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.problem__body {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.problem__list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.problem__item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.problem__item:last-child { border-bottom: none; }

.problem__item__num {
  font-family: 'Playfair Display', serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--amber);
  background: rgba(217, 119, 6, 0.1);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.problem__item strong {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 4px;
}

.problem__item p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* System */
.system {
  padding: 96px 48px;
  background: var(--teal);
}

.system .section__overline { color: var(--amber); }
.system .section__headline { color: #fff; }

.system__inner { max-width: 1200px; margin: 0 auto; }

.system__sub {
  font-size: 18px;
  color: rgba(255,255,255,0.75);
  max-width: 580px;
  line-height: 1.6;
  margin-bottom: 56px;
}

.system__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.phase {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 10px;
  padding: 28px;
}

.phase__label {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 12px;
}

.phase__name {
  font-size: 17px;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1.3;
}

.phase p {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}

/* Guarantee */
.guarantee {
  padding: 96px 48px;
  background: var(--bg);
}

.guarantee__inner { max-width: 1200px; margin: 0 auto; }

.guarantee__cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 48px;
}

.guarantee__col h3 {
  font-size: 20px;
  color: var(--fg);
  margin-bottom: 12px;
  line-height: 1.3;
}

.guarantee__col p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* Closing */
.closing {
  padding: 96px 48px 120px;
  background: var(--bg-dark);
}

.closing__inner { max-width: 860px; margin: 0 auto; text-align: center; }

.closing__headline {
  font-size: clamp(30px, 4vw, 52px);
  color: var(--fg);
  margin-bottom: 24px;
  line-height: 1.15;
}

.closing__body {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.closing__final {
  font-family: 'Playfair Display', serif;
  font-size: 22px;
  font-style: italic;
  color: var(--teal);
  margin-top: 40px;
}

/* Footer */
.footer {
  padding: 48px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.footer__logo {
  font-family: 'Playfair Display', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--teal);
}

.footer__brand p {
  font-size: 14px;
  color: var(--fg-subtle);
  line-height: 1.6;
  margin-top: 6px;
}

.footer__meta p {
  font-size: 13px;
  color: var(--fg-subtle);
  line-height: 1.6;
  text-align: right;
}

.footer__copy {
  font-size: 12px;
  color: var(--fg-subtle);
  width: 100%;
  text-align: center;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

/* Responsive */
@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__right { order: -1; }
  .hero__stats { padding: 24px; }
  .problem__inner { grid-template-columns: 1fr; }
  .system__grid { grid-template-columns: repeat(2, 1fr); }
  .guarantee__cols { grid-template-columns: 1fr; }
  .results__grid { grid-template-columns: 1fr; }
  .nav { padding: 16px 24px; }
  .hero { padding: 48px 24px; }
  .results, .problem, .system, .guarantee, .closing { padding: 64px 24px; }
  .footer { padding: 32px 24px; }
  .footer__meta p { text-align: left; }
  .footer__inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .system__grid { grid-template-columns: 1fr; }
  .stat__num { font-size: 28px; }
}