/* ===== CSS RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0e1a;
  --bg-surface: #111827;
  --fg: #f5f5f0;
  --fg-muted: #8a9ab5;
  --accent: #ff5722;
  --accent-dim: rgba(255, 87, 34, 0.12);
  --border: rgba(255,255,255,0.07);
  --nav-h: 64px;
  --max-w: 1120px;
  --radius: 12px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 99px; }

/* ===== NAV ===== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--fg);
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}
.nav-tag {
  font-size: 0.8rem;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 500;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-diagonal {
  position: absolute;
  top: -20%;
  right: -30%;
  width: 70%;
  height: 120%;
  background: repeating-linear-gradient(
    -55deg,
    transparent,
    transparent 40px,
    rgba(255,87,34,0.04) 40px,
    rgba(255,87,34,0.04) 42px
  );
}
.hero-glow {
  position: absolute;
  top: 10%;
  right: 5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255,87,34,0.12) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 80px 24px 80px;
  width: 100%;
}
.hero-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  padding: 6px 14px;
  border: 1px solid rgba(255,87,34,0.3);
  border-radius: 99px;
}
.hero-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.6rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
  max-width: 720px;
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 48px;
}
.hero-proof {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.proof-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.proof-num {
  font-family: 'Syne', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.proof-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  font-weight: 500;
  max-width: 100px;
  line-height: 1.4;
}
.proof-sep {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ===== SECTIONS ===== */
section { padding: 80px 0; }
.section-header {
  max-width: var(--max-w);
  margin: 0 auto 56px;
  padding: 0 24px;
  text-align: left;
}
.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--fg);
  margin-bottom: 12px;
}
.section-sub {
  color: var(--fg-muted);
  font-size: 1rem;
  max-width: 500px;
  line-height: 1.7;
}

/* ===== WHO IT'S FOR ===== */
.who-its-for {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.client-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.client-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}
.client-card:hover {
  border-color: rgba(255,87,34,0.3);
  transform: translateY(-2px);
}
.client-card-accent {
  background: linear-gradient(135deg, rgba(255,87,34,0.08), rgba(255,87,34,0.03));
  border-color: rgba(255,87,34,0.2);
}
.client-icon {
  margin-bottom: 16px;
}
.client-icon svg {
  width: 40px;
  height: 40px;
}
.client-card h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.client-card p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
  background: var(--bg);
}
.steps-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.step {
  padding: 0 24px 0 0;
  position: relative;
}
.step:first-child { padding-left: 0; }
.step:not(:last-child) {
  border-right: 1px solid var(--border);
  padding-right: 24px;
}
.step-num {
  font-family: 'Syne', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(255,87,34,0.2);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 20px;
}
.step h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.step p {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ===== PRICING ===== */
.pricing-tiers {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.pricing-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.pricing-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
  transition: transform 0.2s, border-color 0.2s;
}
.pricing-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255,87,34,0.25);
}
.pricing-card-featured {
  background: linear-gradient(160deg, rgba(255,87,34,0.06) 0%, var(--bg) 60%);
  border-color: rgba(255,87,34,0.35);
}
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 32px;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 99px;
}
.pricing-header {
  margin-bottom: 16px;
}
.pricing-name {
  font-family: 'Syne', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 6px;
}
.pricing-price {
  font-family: 'Syne', sans-serif;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -0.04em;
  line-height: 1;
}
.pricing-price span {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--fg-muted);
}
.pricing-desc {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}
.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}
.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--fg);
  line-height: 1.5;
}
.pricing-features svg {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  margin-top: 2px;
}
.pricing-cta {
  font-size: 0.8rem;
  color: var(--fg-muted);
  font-style: italic;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.pricing-math {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
.math-bar {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 14px 24px;
}
.math-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  font-weight: 500;
}
.math-calc {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  color: var(--fg);
}
.math-calc strong {
  color: var(--accent);
}

/* ===== CLOSING ===== */
.closing-section {
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.closing-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 100px 24px;
  position: relative;
  z-index: 1;
}
.closing-tagline {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.closing-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--fg);
  max-width: 780px;
  margin-bottom: 28px;
}
.closing-body {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 680px;
  line-height: 1.75;
  margin-bottom: 32px;
}
.closing-vision {
  font-family: 'Syne', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--fg);
  max-width: 640px;
  line-height: 1.6;
  padding: 24px 28px;
  border-left: 3px solid var(--accent);
  background: var(--accent-dim);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.closing-decoration {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}
.deco-circle {
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,87,34,0.06) 0%, transparent 70%);
  position: absolute;
  right: -100px;
  top: -200px;
}
.deco-ring {
  position: absolute;
  right: -150px;
  top: -150px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  border: 1px solid rgba(255,87,34,0.06);
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: 48px 0;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--fg);
  margin-bottom: 12px;
}
.footer-tagline {
  font-size: 0.9rem;
  color: var(--fg-muted);
  margin-bottom: 16px;
}
.footer-meta {
  font-size: 0.78rem;
  color: rgba(138,154,181,0.5);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .client-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .step:not(:last-child) { border-right: none; }
  .pricing-grid { grid-template-columns: 1fr; }
  .hero-proof { gap: 20px; }
  .proof-sep { display: none; }
}
@media (max-width: 600px) {
  section { padding: 56px 0; }
  .client-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .hero-headline { font-size: 2.4rem; }
  .pricing-grid { padding: 0 16px; }
  .section-header { padding: 0 16px; }
  .closing-decoration { display: none; }
  .math-bar { flex-direction: column; align-items: flex-start; gap: 8px; }
}