:root {
  --bg: #0e0e11;
  --bg-2: #16161a;
  --bg-card: #1c1c22;
  --fg: #f0ede8;
  --fg-muted: #8a8882;
  --fg-subtle: #4a4844;
  --accent: #f0a500;
  --accent-dim: rgba(240, 165, 0, 0.12);
  --warm: #e8876b;
  --warm-dim: rgba(232, 135, 107, 0.12);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --radius: 6px;
  --max-w: 1100px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Navigation ── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 48px;
  max-width: var(--max-w);
  margin: 0 auto;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.nav-tag {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

/* ── Hero ── */
.hero {
  padding: 100px 48px 100px;
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 48px; right: 48px;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--accent), transparent);
  opacity: 0.4;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
  border: 1px solid rgba(240,165,0,0.3);
  padding: 6px 14px;
  border-radius: 100px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 7vw, 6rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
  max-width: 700px;
}

.hero-headline em {
  font-style: normal;
  color: var(--accent);
}

.hero-lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 64px;
}

.hero-stat-row {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  overflow: hidden;
  width: fit-content;
}

.hero-stat {
  padding: 20px 36px;
  background: var(--bg-2);
}

.hero-stat-num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -0.03em;
}

.hero-stat-label {
  font-size: 0.7rem;
  color: var(--fg-muted);
  margin-top: 2px;
  letter-spacing: 0.05em;
}

.hero-stat-sep {
  width: 1px;
  height: 56px;
  background: rgba(255,255,255,0.08);
}

/* ── Problem ── */
.problem {
  padding: 100px 48px;
  background: var(--bg-2);
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.problem-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.problem-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--warm);
  margin-bottom: 20px;
}

.problem-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.problem-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 24px;
}

.problem-body {
  color: var(--fg-muted);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 16px;
}

.problem-visual {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 16px;
}

.problem-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 16px 20px;
}

.problem-card-line {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--fg-subtle);
  flex-shrink: 0;
}

.problem-card-line--fade {
  background: rgba(255,255,255,0.1);
}

.problem-card-text {
  font-size: 0.875rem;
  color: var(--fg-muted);
}

.problem-card-text--fade {
  color: var(--fg-subtle);
  font-style: italic;
}

/* ── Features ── */
.features {
  padding: 100px 48px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.features-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.features-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 64px;
  max-width: 600px;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius);
  overflow: hidden;
}

.feature {
  background: var(--bg);
  padding: 40px 36px;
  transition: background 0.2s;
}

.feature:hover {
  background: var(--bg-2);
}

.feature-icon {
  color: var(--accent);
  margin-bottom: 20px;
  opacity: 0.8;
}

.feature-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.feature-desc {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ── Closing ── */
.closing {
  padding: 100px 48px 120px;
  background: var(--bg-2);
  border-top: 1px solid rgba(255,255,255,0.04);
}

.closing-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  top: -60px; left: 48px; right: 48px;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--warm), transparent);
  opacity: 0.3;
}

.closing-tag {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--warm);
  margin-bottom: 20px;
}

.closing-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
  max-width: 640px;
}

.closing-body {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 48px;
}

.closing-quote {
  border-left: 2px solid var(--accent);
  padding-left: 28px;
}

.closing-quote p {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg);
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.closing-quote p:last-child {
  color: var(--accent);
  margin-top: 8px;
}

/* ── Footer ── */
.footer {
  padding: 36px 48px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.8rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.01em;
}

.footer-sep {
  color: var(--fg-subtle);
}

.footer-tag {
  color: var(--fg-muted);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav { padding: 20px 24px; }
  .hero { padding: 64px 24px 64px; }
  .hero::before { left: 24px; right: 24px; }
  .hero-headline { font-size: 2.8rem; }
  .hero-stat-row { flex-direction: column; width: 100%; }
  .hero-stat { width: 100%; padding: 16px 24px; }
  .hero-stat-sep { width: 100%; height: 1px; }
  .problem { padding: 64px 24px; }
  .problem-content { grid-template-columns: 1fr; gap: 40px; }
  .features { padding: 64px 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .closing { padding: 64px 24px 80px; }
  .closing::before { left: 24px; right: 24px; }
  .footer { padding: 24px; }
}