:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --accent: #6c5ce7;
  --accent-glow: rgba(108, 92, 231, 0.3);
  --accent-light: #a29bfe;
  --green: #00cec9;
  --border: rgba(255,255,255,0.06);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 60px;
  overflow: hidden;
}

.hero-inner {
  max-width: 800px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  background: rgba(108, 92, 231, 0.15);
  border: 1px solid rgba(108, 92, 231, 0.3);
  color: var(--accent-light);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(48px, 8vw, 88px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #fff 0%, #a29bfe 50%, #6c5ce7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 19px;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.stat { text-align: center; }

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  color: var(--accent-light);
}

.stat-label {
  font-size: 13px;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 1;
  filter: blur(80px);
}

/* ---- PROOF ---- */
.proof {
  padding: 80px 24px;
}

.proof-inner {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.proof-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 32px;
}

.proof-card.highlight {
  background: linear-gradient(135deg, rgba(108,92,231,0.1) 0%, rgba(0,206,201,0.05) 100%);
  border-color: rgba(108,92,231,0.2);
}

.proof-icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.proof-card h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
}

.proof-card p {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.7;
}

/* ---- HOW ---- */
.how {
  padding: 100px 24px;
  background: var(--bg-elevated);
}

.how-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.how-inner h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 60px;
  text-align: center;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.step {
  position: relative;
}

.step-number {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 700;
  color: rgba(108,92,231,0.2);
  margin-bottom: 16px;
  line-height: 1;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
}

.step p {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.65;
}

/* ---- LANGUAGES ---- */
.languages {
  padding: 100px 24px;
  text-align: center;
}

.lang-inner {
  max-width: 700px;
  margin: 0 auto;
}

.lang-inner h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.lang-sub {
  color: var(--fg-muted);
  font-size: 17px;
  line-height: 1.7;
  margin-bottom: 40px;
}

.lang-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.lang-tag {
  padding: 8px 20px;
  border-radius: 100px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  color: var(--fg-muted);
  transition: all 0.2s;
}

.lang-tag:hover {
  border-color: var(--accent);
  color: var(--fg);
}

/* ---- CLOSING ---- */
.closing {
  padding: 120px 24px;
  text-align: center;
  background: linear-gradient(180deg, var(--bg) 0%, rgba(108,92,231,0.05) 100%);
}

.closing-inner {
  max-width: 640px;
  margin: 0 auto;
}

.closing-inner h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.closing-inner p {
  color: var(--fg-muted);
  font-size: 17px;
  line-height: 1.7;
  margin-bottom: 16px;
}

.closing-vision {
  color: var(--accent-light) !important;
  font-style: italic;
  font-size: 18px !important;
}

/* ---- FOOTER ---- */
.site-footer {
  padding: 40px 24px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
}

.footer-note {
  color: var(--fg-muted);
  font-size: 14px;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .proof-inner { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; gap: 40px; }
  .hero { min-height: 80vh; padding-top: 60px; }
  .hero-stats { gap: 20px; }
  .stat-divider { display: none; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .steps { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 16px; }
}