:root {
  --text: #f5f5f7;
  --text-soft: rgba(245, 245, 247, 0.68);
  --text-dark: #101114;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.18);
  --shadow-hover: 0 28px 56px rgba(0, 0, 0, 0.26);
  --radius-lg: 28px;
  --space: clamp(72px, 10vw, 148px);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.05), transparent 20%),
    linear-gradient(180deg, #070707 0%, #000000 100%);
  color: var(--text);
  line-height: 1.45;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  width: 100%;
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}

.header.scrolled {
  background: rgba(9, 9, 10, 0.82);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
}

.nav {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  overflow: hidden;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 18px rgba(0, 0, 0, 0.3);
}

.brand-mark img {
  width: 42px;
  height: 42px;
  object-fit: cover;
  display: block;
  flex-shrink: 0;
}

.brand-copy strong {
  display: block;
  font-size: 0.96rem;
  font-weight: 700;
}

.brand-copy span {
  display: block;
  color: var(--text-soft);
  font-size: 0.78rem;
}

.nav-links {
  display: none;
  list-style: none;
  gap: 24px;
  color: var(--text-soft);
  font-size: 0.9rem;
  font-weight: 600;
}

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

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.09);
  color: #f5f5f7;
  font-size: 0.84rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.nav-cta:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.26);
  transform: translateY(-1px);
}

.section {
  width: 100%;
  margin-top: var(--space);
}

.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}

.section-head h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1;
  letter-spacing: -0.05em;
  font-weight: 800;
}

.section-head p {
  color: var(--text-soft);
  font-size: 0.95rem;
  max-width: 34ch;
}

.button,
.button-secondary {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.94rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.button::before,
.button-secondary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.14), transparent 34%);
  pointer-events: none;
}

.button::after,
.button-secondary::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.34), transparent);
  transition: left 0.55s ease;
  pointer-events: none;
}

.button:hover::after,
.button-secondary:hover::after {
  left: 120%;
}

.button:hover,
.button-secondary:hover,
.compare-card:hover,
.asset-card:hover,
.result-card:hover {
  transform: translateY(-2px);
}

.button {
  color: var(--text-dark);
  background: linear-gradient(180deg, #ffffff 0%, #d9d9dd 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.94), 0 14px 28px rgba(0, 0, 0, 0.22);
}

.button-secondary {
  color: var(--text);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04));
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.hero {
  margin-top: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-shell {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.28), rgba(0, 0, 0, 0.42));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 0;
}

.hero-inner {
  width: 100%;
  max-width: 760px;
  display: grid;
  justify-items: center;
  gap: 16px;
}

.eyebrow {
  color: rgba(245, 245, 247, 0.62);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.74rem;
  font-weight: 700;
}

.hero h1 {
  font-size: clamp(2.7rem, 7vw, 5.4rem);
  line-height: 0.94;
  letter-spacing: -0.06em;
  font-weight: 800;
  max-width: 10ch;
}

.hero p {
  max-width: 38ch;
  color: rgba(245, 245, 247, 0.82);
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.problem-grid,
.before-after,
.asset-grid,
.results-grid,
.steps-grid,
.proof-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.visual-panel,
.compare-card,
.asset-card,
.result-card,
.step-card,
.proof-card,
.cta-section {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.04));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), var(--shadow);
}

.visual-panel::before,
.compare-card::before,
.asset-card::before,
.result-card::before,
.step-card::before,
.proof-card::before,
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.09), transparent 30%);
  pointer-events: none;
}

.visual-panel {
  min-height: 420px;
  overflow: hidden;
}

.problem-copy {
  display: grid;
  align-content: center;
  gap: 18px;
}

.bullet-list {
  list-style: none;
  display: grid;
  gap: 14px;
}

.bullet-list li {
  position: relative;
  padding-left: 18px;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.bullet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #fff;
  opacity: 0.84;
}

.compare-card,
.asset-card,
.result-card,
.step-card,
.proof-card,
.cta-section {
  padding: 24px;
}

.compare-card strong,
.asset-card strong,
.result-card strong,
.step-card strong,
.proof-card strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.compare-card p,
.result-card p,
.asset-card p,
.step-card p,
.proof-card p {
  color: var(--text-soft);
  font-size: 0.92rem;
}

.asset-card {
  min-height: 220px;
  display: grid;
  align-content: end;
  gap: 14px;
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.asset-card:hover,
.compare-card:hover,
.result-card:hover,
.step-card:hover,
.proof-card:hover {
  transform: translateY(-2px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), var(--shadow-hover);
}

.asset-visual {
  min-height: 140px;
  border-radius: 20px;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.14), transparent 28%),
    linear-gradient(180deg, #1b1b1d 0%, #0f0f11 100%);
}

.result-card {
  min-height: 140px;
}

.step-card,
.proof-card {
  min-height: 160px;
  display: grid;
  align-content: end;
  gap: 8px;
}

.step-num {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  font-size: 0.88rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.microcopy {
  color: rgba(245, 245, 247, 0.76);
  font-size: 0.86rem;
  font-weight: 500;
}

.cta-section {
  padding: 80px 20px;
  margin-bottom: 0;
  text-align: center;
  display: grid;
  gap: 14px;
  justify-items: center;
}

.cta-section .price {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1;
  font-weight: 800;
  letter-spacing: -0.05em;
}

.cta-section p {
  color: var(--text-soft);
  max-width: 32ch;
}

@media (min-width: 760px) {
  .nav-links {
    display: flex;
  }

  .problem-grid,
  .before-after,
  .asset-grid,
  .results-grid,
  .steps-grid,
  .proof-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .asset-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .problem-grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
  }

  .before-after {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .results-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .steps-grid,
  .proof-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 759px) {
  .container {
    padding: 0 16px;
  }
}