:root {
  --bg: #090b0a;
  --bg-2: #101310;
  --panel: rgba(18, 22, 18, 0.82);
  --panel-solid: #131812;
  --text: #f4efe5;
  --muted: #b8ad9f;
  --line: rgba(244, 239, 229, 0.13);
  --green: #34452f;
  --green-2: #687a45;
  --tan: #c39a62;
  --brown: #5a3925;
  --red: #9b2f28;
  --white-soft: #fff7ea;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 10%, rgba(104, 122, 69, 0.18), transparent 28%),
    radial-gradient(circle at 90% 20%, rgba(155, 47, 40, 0.12), transparent 28%),
    var(--bg);
  line-height: 1.5;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  background: rgba(9, 11, 10, 0.75);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(195, 154, 98, 0.55);
  background: linear-gradient(135deg, var(--green), #151811);
  color: var(--tan);
  border-radius: 10px;
  font-size: 13px;
}

.desktop-nav {
  display: flex;
  gap: 26px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.desktop-nav a:hover { color: var(--text); }

.header-cta {
  padding: 11px 18px;
  border-radius: 999px;
  background: var(--tan);
  color: #17110b;
  font-weight: 900;
  font-size: 14px;
}

.menu-button {
  display: none;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 20px;
}

.mobile-nav {
  position: fixed;
  top: 70px;
  left: 20px;
  right: 20px;
  z-index: 19;
  display: none;
  flex-direction: column;
  gap: 2px;
  padding: 12px;
  background: #101310;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.mobile-nav a {
  padding: 13px 14px;
  color: var(--muted);
  font-weight: 800;
  border-radius: 12px;
}

.mobile-nav a:hover { background: rgba(255,255,255,0.05); color: var(--text); }
.mobile-nav.open { display: flex; }

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 0 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('assets/hero-car.jpg');
  background-size: cover;
  background-position: center;
  filter: saturate(0.9) contrast(1.08);
  transform: scale(1.02);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(9, 11, 10, 0.95) 0%, rgba(9, 11, 10, 0.82) 42%, rgba(9, 11, 10, 0.42) 100%),
    linear-gradient(0deg, rgba(9, 11, 10, 0.96) 0%, rgba(9, 11, 10, 0.1) 42%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 720px) 360px;
  gap: 60px;
  align-items: end;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--tan);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1, h2, h3 { margin: 0; line-height: 0.98; }
h1, h2 { font-family: Anton, Impact, sans-serif; text-transform: uppercase; letter-spacing: 0.015em; }
h1 { max-width: 740px; font-size: clamp(58px, 8vw, 122px); }
h2 { font-size: clamp(42px, 5vw, 76px); }
h3 { font-size: 22px; }

.hero-subtitle {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--white-soft);
  font-size: clamp(18px, 2vw, 23px);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}

.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--tan); color: #17110b; }
.btn-primary:hover { background: #d6ad75; }
.btn-secondary { border-color: rgba(244, 239, 229, 0.22); color: var(--text); background: rgba(244, 239, 229, 0.05); }
.big { min-height: 60px; padding: 0 30px; }

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.hero-proof span {
  padding: 8px 12px;
  border: 1px solid rgba(244,239,229,.14);
  border-radius: 999px;
  background: rgba(0,0,0,.25);
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.hero-card {
  padding: 28px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(19, 24, 18, 0.84), rgba(10, 12, 10, 0.74));
  border-radius: 26px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.card-line {
  width: 70px;
  height: 4px;
  margin-bottom: 18px;
  border-radius: 999px;
  background: var(--red);
}

.card-label {
  margin: 0 0 14px;
  color: var(--tan);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
}

.hero-card ul, .fit-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-card li, .fit-card li {
  padding: 12px 0 12px 28px;
  border-bottom: 1px solid var(--line);
  color: var(--white-soft);
  font-weight: 700;
  position: relative;
}

.hero-card li::before, .fit-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 19px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--tan);
}

.section-pad { padding: 110px 0; }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: start;
}

.problem { background: #0b0d0b; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.problem-list { display: grid; gap: 14px; }
.problem-list p {
  margin: 0;
  padding: 22px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.035);
  border-radius: 18px;
  color: var(--white-soft);
  font-size: 18px;
  font-weight: 700;
}

.about-grid, .author-grid, .cta-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}

.image-stack { position: relative; min-height: 560px; }
.img-main {
  width: 82%;
  height: 560px;
  object-fit: cover;
  object-position: center;
  border-radius: 34px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.img-float {
  position: absolute;
  right: 0;
  bottom: -28px;
  width: 44%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border-radius: 28px;
  border: 10px solid var(--bg);
  box-shadow: var(--shadow);
}

.about-copy p, .author-copy p, .cta-box p, .section-head p {
  color: var(--muted);
  font-size: 18px;
  font-weight: 600;
}

.pill-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 30px;
}

.pill-grid span, .offer-list span {
  padding: 14px 16px;
  border: 1px solid rgba(195,154,98,.25);
  background: rgba(195,154,98,.08);
  border-radius: 14px;
  color: var(--white-soft);
  font-weight: 900;
  text-align: center;
}

.modules { background: linear-gradient(180deg, #0b0d0b, #11140f); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 760px; margin-bottom: 44px; }
.section-head p { margin-bottom: 0; }

.module-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.module-card {
  min-height: 225px;
  padding: 24px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02)),
    var(--panel-solid);
  border-radius: 24px;
  position: relative;
  overflow: hidden;
}

.module-card::after {
  content: "";
  position: absolute;
  right: -45px;
  bottom: -45px;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: rgba(195,154,98,.12);
}

.module-card.featured { background: linear-gradient(135deg, rgba(104,122,69,.45), rgba(18,22,18,.95)); }
.module-card.red { background: linear-gradient(135deg, rgba(155,47,40,.45), rgba(18,22,18,.95)); }
.module-tag {
  display: inline-block;
  margin-bottom: 32px;
  padding: 7px 10px;
  color: var(--tan);
  border: 1px solid rgba(195,154,98,.35);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .12em;
}
.module-card h3 { margin-bottom: 12px; color: var(--white-soft); }
.module-card p { margin: 0; color: var(--muted); font-weight: 600; }

.author-photo-wrap img {
  height: 620px;
  width: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: 34px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.fit { background: #0b0d0b; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.fit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.fit-card {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255,255,255,.035);
}
.fit-card h2 { margin-bottom: 24px; font-size: clamp(34px, 4vw, 54px); }
.fit-card.no li::before { background: var(--red); }

.cta-box {
  padding: 44px;
  border: 1px solid rgba(195,154,98,.25);
  border-radius: 34px;
  background:
    linear-gradient(135deg, rgba(104,122,69,.20), rgba(155,47,40,.08)),
    rgba(255,255,255,.035);
  box-shadow: var(--shadow);
}
.cta-box img {
  height: 560px;
  width: 100%;
  object-fit: cover;
  border-radius: 28px;
  border: 1px solid var(--line);
}
.offer-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 28px 0;
}
.cta-box small { display: block; margin-top: 12px; color: var(--muted); }

.narrow { width: min(880px, calc(100% - 40px)); }
.faq-list { display: grid; gap: 12px; }
details {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,.035);
  overflow: hidden;
}
summary {
  cursor: pointer;
  padding: 20px 24px;
  color: var(--white-soft);
  font-size: 18px;
  font-weight: 900;
}
details p {
  margin: 0;
  padding: 0 24px 22px;
  color: var(--muted);
  font-weight: 600;
}

.footer {
  padding: 34px 0;
  border-top: 1px solid var(--line);
  background: #070807;
}
.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.footer p { margin: 4px 0 0; color: var(--muted); }
.footer a { color: var(--tan); font-weight: 900; }

@media (max-width: 980px) {
  .desktop-nav, .header-cta { display: none; }
  .menu-button { display: block; }
  .hero-grid, .split, .about-grid, .author-grid, .cta-box, .fit-grid { grid-template-columns: 1fr; }
  .hero-grid { gap: 34px; }
  .hero-card { max-width: 520px; }
  .module-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .author-grid, .cta-box { gap: 38px; }
  .author-copy { order: 1; }
  .author-photo-wrap { order: 2; }
}

@media (max-width: 640px) {
  .site-header { padding: 12px 18px; }
  .brand span:last-child { display: none; }
  .hero { padding-top: 110px; min-height: auto; }
  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(9, 11, 10, 0.96), rgba(9, 11, 10, 0.72)),
      linear-gradient(0deg, rgba(9, 11, 10, 0.96), rgba(9, 11, 10, 0.15));
  }
  .container { width: min(100% - 28px, 1160px); }
  h1 { font-size: 58px; }
  .hero-subtitle { font-size: 18px; }
  .btn { width: 100%; }
  .section-pad { padding: 72px 0; }
  .module-grid { grid-template-columns: 1fr; }
  .image-stack { min-height: auto; }
  .img-main { width: 100%; height: 460px; }
  .img-float { position: relative; width: 70%; margin: -95px 0 0 auto; bottom: auto; }
  .pill-grid, .offer-list { grid-template-columns: 1fr 1fr; }
  .author-photo-wrap img, .cta-box img { height: 440px; }
  .cta-box { padding: 24px; }
  .footer-grid { flex-direction: column; align-items: flex-start; }
}