:root {
  --bg: #07080c;
  --bg-soft: #121621;
  --panel: rgba(13, 16, 24, 0.88);
  --panel-border: rgba(255, 255, 255, 0.08);
  --text: #edf1f7;
  --muted: #b9c0cd;
  --red: #d91f26;
  --orange: #ff9d2e;
  --orange-soft: #ffc164;
  --white: #ffffff;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --radius: 22px;
  --container: min(1180px, calc(100% - 2rem));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Barlow', system-ui, sans-serif;
  background: linear-gradient(180deg, #05060a 0%, #0a0f17 100%);
  color: var(--text);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
p { color: var(--muted); line-height: 1.65; }
h1, h2, h3 { margin: 0 0 0.75rem; line-height: 1.05; }

.container { width: var(--container); margin: 0 auto; }
.section { padding: 5.5rem 0; }
.alt-section { background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01)); }
.top-space { margin-top: 4rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 7, 10, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 1rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}
.brand-logo { width: 52px; height: 52px; object-fit: contain; }
.brand-text {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.site-nav a {
  color: var(--muted);
  font-weight: 700;
}
.site-nav a:hover { color: var(--white); }
.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 0;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  margin: 5px auto;
}

.hero {
  position: relative;
  min-height: 92vh;
  background: url('assets/images/background.jpeg') center/cover no-repeat;
  isolation: isolate;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(4,5,9,0.92) 0%, rgba(4,5,9,0.75) 45%, rgba(4,5,9,0.82) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
  min-height: 92vh;
  padding: 3.5rem 0;
}
.eyebrow, .section-tag, .impact-label, .label {
  display: inline-block;
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange-soft);
  font-weight: 800;
  margin-bottom: 1rem;
}
.hero h1 {
  font-size: clamp(3rem, 7vw, 5.8rem);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.hero h1 span { color: var(--orange); }
.hero-text {
  max-width: 48rem;
  font-size: 1.1rem;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1.75rem 0;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 1.3rem;
  border-radius: 999px;
  font-weight: 800;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--red), #ff472b);
  box-shadow: 0 12px 30px rgba(217, 31, 38, 0.28);
}
.btn-secondary {
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(255,255,255,0.05);
}
.inline-link {
  color: var(--orange-soft);
  font-weight: 800;
}
.hero-points {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
}
.hero-points li {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 0.7rem 1rem;
  border-radius: 999px;
  font-weight: 700;
}
.hero-card, .about-card, .info-card, .video-card, .shop-card, .facebook-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-card {
  overflow: hidden;
}
.hero-book {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}
.hero-card-body { padding: 1.4rem; }
.hero-card-body h2 { font-size: 2rem; }
.price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.2rem;
}
.price { font-size: 1.5rem; font-weight: 900; color: var(--white); }

.impact-bar {
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  background: linear-gradient(90deg, rgba(217,31,38,0.1), rgba(255,157,46,0.08));
}
.impact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
  padding: 1.5rem 0;
}
.impact-grid h2 { font-size: clamp(1.8rem, 3vw, 3rem); text-transform: uppercase; }

.section-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
  align-items: start;
}
.section-heading {
  max-width: 55rem;
  margin-bottom: 2rem;
}
.section-heading h2 { font-size: clamp(2rem, 4vw, 3.5rem); text-transform: uppercase; }
.about-grid h2, .book-grid h2 { font-size: clamp(2rem, 4vw, 3.5rem); text-transform: uppercase; }
.about-card { padding: 2rem; }
.book-image-wrap { display: flex; justify-content: center; }
.book-cover {
  max-width: 420px;
  width: 100%;
  border-radius: 24px;
  box-shadow: var(--shadow);
}
.subtitle {
  font-size: 1.2rem;
  color: var(--white);
  font-weight: 700;
}
.book-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  margin: 1.5rem 0 2rem;
}
.book-price {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--orange-soft);
}
.bullet-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}
.check-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}
.check-list li {
  position: relative;
  padding-left: 1.6rem;
  margin-bottom: 0.8rem;
  color: var(--muted);
}
.check-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--orange);
  font-size: 1.3rem;
  line-height: 1;
}

.audience-grid, .video-grid, .shop-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
}
.info-card, .video-card, .shop-card { padding: 1.3rem; }
.info-card h3 { font-size: 1.35rem; text-transform: uppercase; }
.video-card video {
  width: 100%;
  border-radius: 18px;
  margin-bottom: 1rem;
  background: #000;
}
.video-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-bottom: 0.5rem;
}
.badge {
  display: inline-flex;
  padding: 0.45rem 0.75rem;
  background: rgba(255,157,46,0.15);
  color: var(--orange-soft);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.video-card h3, .shop-card h3 { font-size: 1.35rem; }

.video-placeholder {
  min-height: 240px;
  border-radius: 18px;
  margin-bottom: 1rem;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(217,31,38,0.12), rgba(255,157,46,0.08));
  border: 1px dashed rgba(255,255,255,0.12);
}
.video-placeholder-inner {
  padding: 1.25rem;
  text-align: center;
}

.video-note {
  font-size: 0.95rem;
  color: var(--muted);
}

.shop-card {
  display: grid;
  gap: 1rem;
}
.product-image {
  width: 100%;
  border-radius: 18px;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}
.shop-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.product-price {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--white);
}
.shop-actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}
.shop-actions .btn { min-height: 46px; padding: 0 1rem; }

.facebook-card {
  padding: 2rem;
  display: flex;
  gap: 2rem;
  align-items: center;
  justify-content: space-between;
}

.site-footer {
  padding: 2.5rem 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
}
.footer-logo {
  width: 100px;
  margin-bottom: 1rem;
}
.site-footer h3 {
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.site-footer a {
  display: block;
  color: var(--muted);
  margin-bottom: 0.7rem;
}
.site-footer a:hover { color: var(--white); }

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .hero-content,
  .impact-grid,
  .section-grid,
  .bullet-panels,
  .footer-grid,
  .audience-grid,
  .video-grid,
  .shop-grid,
  .facebook-card {
    grid-template-columns: 1fr;
  }
  .facebook-card { display: grid; }
  .hero { min-height: auto; }
  .hero-content { min-height: auto; padding: 7rem 0 4rem; }
}

@media (max-width: 760px) {
  .menu-toggle { display: inline-block; }
  .site-nav {
    position: absolute;
    right: 1rem;
    top: 76px;
    width: min(280px, calc(100% - 2rem));
    padding: 1rem;
    border-radius: 18px;
    background: rgba(10, 12, 17, 0.97);
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow: var(--shadow);
    display: none;
    flex-direction: column;
    align-items: flex-start;
  }
  .site-nav.open { display: flex; }
  .brand-text { font-size: 0.95rem; }
  .hero h1 { font-size: 2.8rem; }
  .section, .alt-section { padding: 4.5rem 0; }
}