:root {
  --bg: #050505;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.22);
  --text: #f3f3f3;
  --muted: #b3b3b3;
  --soft: #7c7c7c;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --radius-xl: 42px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --max-width: 1280px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.08), transparent 28%),
    radial-gradient(circle at 80% 30%, rgba(255, 255, 255, 0.05), transparent 24%),
    radial-gradient(circle at 60% 80%, rgba(255, 255, 255, 0.04), transparent 22%),
    linear-gradient(180deg, #090909 0%, #050505 100%);
  color: var(--text);
  min-height: 100vh;
}

img {
  display: block;
  max-width: 100%;
}

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

.page-shell {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.atmosphere {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.8;
  background:
    radial-gradient(circle at 0% 0%, rgba(255, 255, 255, 0.05), transparent 28%),
    radial-gradient(circle at 100% 12%, rgba(255, 255, 255, 0.04), transparent 26%);
}

.site-header,
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-header {
  padding: 24px 0 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.brand img {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.brand span {
  font-size: 1.9rem;
  font-weight: 600;
  letter-spacing: -0.06em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.02rem;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.proof-strip,
.info-card,
.process-card,
.cta-card {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 56px;
  align-items: center;
  min-height: calc(100vh - 110px);
  padding: 56px 0 48px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  max-width: 48rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  width: fit-content;
  padding: 12px 18px;
  margin-bottom: 28px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-badge-mark,
.hero-foot-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
}

.hero-badge-mark {
  width: 32px;
  height: 32px;
  border-radius: 14px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 14px;
  font-size: clamp(4rem, 8vw, 6.75rem);
  line-height: 0.94;
  letter-spacing: -0.08em;
  max-width: 8ch;
}

.hero-strike {
  margin-bottom: 18px;
  font-size: clamp(1.7rem, 2.6vw, 2.1rem);
  line-height: 1.1;
  color: #d8d8d8;
  letter-spacing: -0.05em;
  font-weight: 500;
}

.hero-text,
.info-card p,
.process-card p,
.cta-card p,
.proof-strip p,
.mini-card p,
.signal-subtitle {
  color: var(--muted);
  line-height: 1.6;
}

.hero-text {
  max-width: 38rem;
  margin-bottom: 32px;
  font-size: clamp(1.08rem, 1.6vw, 1.25rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 42px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 60px;
  padding: 0 28px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  font-size: 1rem;
  font-weight: 600;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background: #f2f2f2;
  color: #080808;
}

.button-secondary,
.button-ghost {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.button-secondary:hover,
.button-ghost:hover,
.button-secondary:focus-visible,
.button-ghost:focus-visible {
  border-color: rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.08);
}

.card-grid,
.process-grid {
  display: grid;
  gap: 16px;
}

.hero-foot {
  display: flex;
  align-items: center;
  gap: 16px;
  color: rgba(255, 255, 255, 0.72);
}

.hero-foot-mark {
  width: 56px;
  height: 56px;
  border-radius: 20px;
}

.hero-foot p {
  margin-bottom: 0;
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  letter-spacing: -0.04em;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual-shell {
  width: 100%;
  max-width: 720px;
  padding: 24px;
  border-radius: 42px;
  background: transparent;
}

.hero-logo-art {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  padding: 7%;
  border-radius: 36px;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.035), transparent 72%);
}

.info-card,
.process-card {
  padding: 20px;
  border-radius: var(--radius-lg);
}

.process-card span {
  display: block;
  margin-bottom: 16px;
  color: var(--soft);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.proof-strip {
  margin: 0 0 84px;
  padding: 20px 24px;
  border-radius: 26px;
}

.proof-strip p {
  margin-bottom: 0;
  font-size: 0.98rem;
  letter-spacing: -0.02em;
}

.section {
  padding: 0 0 72px;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 24px;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1;
  letter-spacing: -0.07em;
}

.card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.info-card h3,
.process-card h3 {
  margin-bottom: 12px;
  font-size: 1.3rem;
  letter-spacing: -0.05em;
}

.info-card p,
.process-card p {
  margin-bottom: 0;
}

.process-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.section-process .process-card span {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: #dddddd;
}

.final-cta {
  padding-bottom: 36px;
}

.cta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 34px 28px;
  border-radius: 34px;
}

.cta-card h2 {
  margin-bottom: 12px;
}

.cta-card p:last-child {
  margin-bottom: 0;
  max-width: 38rem;
}

.site-footer {
  padding: 0 0 24px;
  color: var(--soft);
  font-size: 0.92rem;
}

.site-footer p {
  margin-bottom: 0;
}

@media (max-width: 980px) {
  .hero,
  .card-grid,
  .process-grid,
  .cta-card {
    grid-template-columns: 1fr;
  }

  .hero,
  .cta-card {
    display: grid;
  }

  .site-nav {
    display: none;
  }

  .cta-card .button {
    width: 100%;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(calc(100% - 20px), var(--max-width));
  }

  .site-header,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    min-height: auto;
    gap: 28px;
    padding: 28px 0 38px;
  }

  .info-card,
  .process-card,
  .cta-card,
  .proof-strip {
    border-radius: 22px;
  }

  .hero-badge {
    padding: 10px 14px;
    margin-bottom: 22px;
    font-size: 0.76rem;
  }

  h1 {
    max-width: 6ch;
    font-size: clamp(3rem, 16vw, 4.5rem);
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .button,
  .site-header .button {
    width: 100%;
  }

  .site-header {
    padding-top: 16px;
  }

  .brand span {
    font-size: 1.5rem;
  }

  .hero-foot {
    align-items: flex-start;
  }

  .hero-foot p {
    font-size: 1.05rem;
  }

  .hero-visual-shell {
    padding: 6px 0 0;
  }

  .section {
    padding-bottom: 56px;
  }
}