:root {
  --bg: #0e0e0e;
  --bg-elevated: #1a1a1a;
  --bg-card: #151515;
  --fg: #e8e4df;
  --fg-muted: #9a9590;
  --accent: #e8943a;
  --accent-glow: rgba(232, 148, 58, 0.15);
  --accent-soft: #f5c88a;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1140px;
  --pad: clamp(1.25rem, 4vw, 2.5rem);
}

*, *::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);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Section Tag ── */
.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(232, 148, 58, 0.3);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
}

/* ── Hero ── */
.hero {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
  align-items: center;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 6rem var(--pad) 5rem;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero h1 .highlight {
  color: var(--accent);
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: #0e0e0e;
  background: var(--accent);
  padding: 0.7rem 1.75rem;
  border-radius: 10px;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 4px 20px rgba(232, 148, 58, 0.25);
}

.btn-primary:hover {
  background: var(--accent-soft);
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(232, 148, 58, 0.35);
}

.btn-primary:active {
  transform: translateY(0);
}

.cta-note {
  font-size: 0.82rem;
  color: var(--fg-muted);
}

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

.stat-ring {
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 3px solid var(--accent);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 2rem;
  background: var(--accent-glow);
  box-shadow: 0 0 60px rgba(232, 148, 58, 0.1);
}

.stat-number {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-top: 0.5rem;
  line-height: 1.4;
}

/* ── Problem ── */
.problem {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 5rem var(--pad);
}

.problem-header {
  margin-bottom: 3rem;
}

.problem-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.problem-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 1.25rem;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  transition: border-color 0.3s;
}

.problem-card:hover {
  border-color: rgba(232, 148, 58, 0.25);
}

.problem-card.card-large {
  grid-row: span 1;
}

.card-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  display: block;
  margin-bottom: 0.75rem;
  line-height: 1;
}

.problem-card p {
  color: var(--fg-muted);
  font-size: 1rem;
  line-height: 1.6;
}

/* ── How ── */
.how {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 5rem var(--pad);
}

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.step {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  padding: 2rem 0;
}

.step-num {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-glow);
  border: 1px solid rgba(232, 148, 58, 0.3);
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.step-content p {
  color: var(--fg-muted);
  font-size: 1rem;
  max-width: 560px;
  line-height: 1.7;
}

.step-line {
  width: 2px;
  height: 24px;
  background: rgba(232, 148, 58, 0.2);
  margin-left: 23px;
}

/* ── Who ── */
.who {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 5rem var(--pad);
}

.who h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
}

.who-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.who-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 2rem 1.75rem;
  transition: border-color 0.3s, transform 0.3s;
}

.who-card:hover {
  border-color: rgba(232, 148, 58, 0.25);
  transform: translateY(-2px);
}

.who-icon {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--accent);
}

.who-card h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.who-card p {
  color: var(--fg-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ── Closing ── */
.closing {
  padding: 6rem var(--pad);
  background: linear-gradient(180deg, var(--bg) 0%, #131110 100%);
}

.closing-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.closing-sub {
  color: var(--fg-muted);
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.closing-accent {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.01em;
}

/* ── Footer ── */
.site-footer {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 2.5rem var(--pad);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
}

.footer-tagline, .footer-loc {
  color: var(--fg-muted);
  font-size: 0.85rem;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 4rem;
    padding-bottom: 3rem;
    gap: 2.5rem;
  }

  .hero-stat {
    justify-content: flex-start;
  }

  .stat-ring {
    width: 180px;
    height: 180px;
    padding: 1.5rem;
  }

  .stat-number {
    font-size: 2.5rem;
  }

  .problem-grid {
    grid-template-columns: 1fr;
  }

  .who-grid {
    grid-template-columns: 1fr 1fr;
  }

  .step {
    gap: 1.25rem;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .who-grid {
    grid-template-columns: 1fr;
  }
}