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

:root {
  --green: #00C896;
  --teal: #00B8D9;
  --dark: #0A2A24;
  --white: #FFFFFF;
  --gray: #F4F6F7;
  --text: #1A1A1A;
  --muted: #6B7280;
}

body {
  font-family: 'Inter', -apple-system, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--white);
}

/* NAV */
.nav { position: fixed; top: 0; width: 100%; background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); z-index: 100; border-bottom: 1px solid #eee; }
.nav-inner { max-width: 1100px; margin: 0 auto; padding: 14px 24px; display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 22px; font-weight: 800; color: var(--dark); letter-spacing: -0.5px; }
.logo-dot { color: var(--green); }
.lang-toggle { display: flex; gap: 4px; }
.lang-btn { padding: 6px 14px; border: 1px solid #ddd; border-radius: 20px; background: transparent; cursor: pointer; font-size: 13px; font-weight: 600; color: var(--muted); transition: all 0.2s; }
.lang-btn.active { background: var(--dark); color: var(--white); border-color: var(--dark); }

/* HERO */
.hero { padding: 140px 24px 80px; text-align: center; max-width: 800px; margin: 0 auto; }
.hero-badge { display: inline-block; padding: 8px 20px; background: #E6FFF7; color: var(--dark); border-radius: 24px; font-size: 13px; font-weight: 600; margin-bottom: 24px; }
.hero h1 { font-size: clamp(32px, 6vw, 56px); font-weight: 800; line-height: 1.1; color: var(--dark); margin-bottom: 20px; letter-spacing: -1px; }
.hero-sub { font-size: 18px; color: var(--muted); max-width: 600px; margin: 0 auto 32px; line-height: 1.6; }
.hero-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 60px; }
.btn-primary { padding: 14px 32px; background: var(--green); color: var(--white); border: none; border-radius: 12px; font-size: 16px; font-weight: 600; cursor: pointer; text-decoration: none; transition: all 0.2s; }
.btn-primary:hover { background: #00B085; transform: translateY(-1px); }
.btn-secondary { padding: 14px 32px; background: transparent; color: var(--dark); border: 2px solid #ddd; border-radius: 12px; font-size: 16px; font-weight: 600; cursor: pointer; text-decoration: none; transition: all 0.2s; }
.btn-secondary:hover { border-color: var(--dark); }
.hero-stats { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; }
.stat-num { font-size: 32px; font-weight: 800; color: var(--dark); }
.stat-label { font-size: 13px; color: var(--muted); }

/* SECTIONS */
.section { padding: 80px 24px; }
.section-inner { max-width: 1100px; margin: 0 auto; }
.section-dark { background: var(--dark); }
.section-green { background: var(--green); }
.eyebrow { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 2px; color: var(--green); margin-bottom: 12px; }
.eyebrow.light { color: rgba(255,255,255,0.6); }
.section h2 { font-size: clamp(24px, 4vw, 40px); font-weight: 800; line-height: 1.15; color: var(--dark); margin-bottom: 40px; letter-spacing: -0.5px; }
.section h2.light { color: var(--white); }
.section p.light { color: rgba(255,255,255,0.8); font-size: 18px; margin-bottom: 32px; }

/* PROBLEM GRID */
.problem-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.problem-card { padding: 32px; background: var(--gray); border-radius: 16px; }
.problem-icon { font-size: 32px; margin-bottom: 16px; }
.problem-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.problem-card p { font-size: 15px; color: var(--muted); line-height: 1.6; }

/* FEATURES */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.feature-card { padding: 32px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.1); border-radius: 16px; }
.feature-num { width: 36px; height: 36px; background: var(--green); color: var(--white); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 16px; margin-bottom: 16px; }
.feature-card h3 { font-size: 18px; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.feature-card p { font-size: 15px; color: rgba(255,255,255,0.6); line-height: 1.6; }

/* FOUNDER */
.founder-block { display: flex; gap: 40px; align-items: flex-start; }
.founder-info { flex: 1; }
.founder-info p { font-size: 16px; color: var(--muted); margin-bottom: 20px; line-height: 1.7; }
.founder-list { list-style: none; }
.founder-list li { padding: 8px 0; font-size: 15px; color: var(--text); border-bottom: 1px solid #eee; }
.founder-list li::before { content: "✓ "; color: var(--green); font-weight: 700; }

/* WAITLIST */
.center { text-align: center; }
.waitlist-form { display: flex; gap: 12px; justify-content: center; max-width: 480px; margin: 0 auto 16px; flex-wrap: wrap; }
.waitlist-form input { flex: 1; min-width: 200px; padding: 14px 20px; border: 2px solid rgba(255,255,255,0.3); border-radius: 12px; background: rgba(255,255,255,0.15); color: var(--white); font-size: 16px; outline: none; }
.waitlist-form input::placeholder { color: rgba(255,255,255,0.5); }
.waitlist-form input:focus { border-color: var(--white); }
.waitlist-form .btn-primary { background: var(--dark); }
.waitlist-form .btn-primary:hover { background: #000; }
.waitlist-note { font-size: 13px; color: rgba(255,255,255,0.6); }

/* FOOTER */
.footer { padding: 40px 24px; background: var(--gray); text-align: center; }
.footer-inner { max-width: 1100px; margin: 0 auto; }
.footer p { font-size: 14px; color: var(--muted); margin-top: 8px; }
.footer-copy { margin-top: 20px; font-size: 12px; color: #aaa; }

/* MOBILE */
@media (max-width: 640px) {
  .hero { padding: 120px 20px 60px; }
  .hero-stats { gap: 24px; }
  .section { padding: 60px 20px; }
  .founder-block { flex-direction: column; }
  .waitlist-form { flex-direction: column; }
  .waitlist-form input { min-width: 100%; }
}