:root { --primary: #00c853; --bg-dark: #0d1b2a; --bg-mid: #1a3a2a; }
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', sans-serif; color: #1a1a2e; background: #fff; }
a { text-decoration: none; color: inherit; }

/* NAV */
nav { background: #fff; padding: 16px 24px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #eee; position: sticky; top: 0; z-index: 100; }
.nav-logo { font-size: 20px; font-weight: 800; }
.nav-links { display: flex; gap: 24px; font-size: 14px; font-weight: 500; color: #555; }
.nav-links a:hover { color: var(--primary); }

/* HERO */
.hero { padding: 80px 24px; text-align: center; background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-mid) 100%); color: #fff; }
.hero h1 { font-size: clamp(32px, 6vw, 56px); font-weight: 800; margin-bottom: 16px; }
.hero p { font-size: 18px; opacity: .85; max-width: 560px; margin: 0 auto 32px; }
.btn { display: inline-block; background: var(--primary); color: #fff; padding: 14px 32px; border-radius: 50px; font-weight: 700; font-size: 16px; transition: .2s; }
.btn:hover { opacity: .88; transform: translateY(-2px); }
.btn-outline { background: transparent; border: 2px solid #fff; margin-left: 12px; }

/* FEATURES */
.section { padding: 64px 24px; max-width: 1080px; margin: 0 auto; }
.section-title { text-align: center; font-size: 32px; font-weight: 800; margin-bottom: 8px; }
.section-sub { text-align: center; color: #666; margin-bottom: 48px; font-size: 16px; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.feature-card { background: #f8f9ff; border-radius: 16px; padding: 28px; }
.feature-icon { font-size: 36px; margin-bottom: 12px; }
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { color: #666; font-size: 14px; line-height: 1.6; }

/* SCREENSHOTS */
.screenshots { background: #f4f7ff; padding: 64px 24px; }
.screenshots-inner { max-width: 1080px; margin: 0 auto; }
.screenshot-grid { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 40px; }
.screenshot-box { width: 180px; height: 320px; background: #dde3f0; border-radius: 20px; display: flex; align-items: center; justify-content: center; color: #999; font-size: 13px; }

/* CTA */
.cta { text-align: center; padding: 64px 24px; background: linear-gradient(135deg, var(--bg-dark), var(--bg-mid)); color: #fff; }
.cta h2 { font-size: 36px; font-weight: 800; margin-bottom: 16px; }
.cta p { margin-bottom: 32px; opacity: .85; }

/* FOOTER */
footer { background: #111; color: #aaa; padding: 32px 24px; text-align: center; font-size: 14px; }
footer .footer-links { display: flex; gap: 20px; justify-content: center; margin-bottom: 12px; }
footer .footer-links a:hover { color: #fff; }

/* INNER PAGES */
.page-hero { padding: 48px 24px; background: linear-gradient(135deg, var(--bg-dark), var(--bg-mid)); color: #fff; text-align: center; }
.page-hero h1 { font-size: 36px; font-weight: 800; }
.content { max-width: 760px; margin: 48px auto; padding: 0 24px 64px; }
.content h2 { font-size: 22px; font-weight: 700; margin: 32px 0 12px; }
.content p, .content li { color: #444; line-height: 1.7; font-size: 15px; margin-bottom: 10px; }
.content ul { padding-left: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 6px; }
.form-group input, .form-group textarea { width: 100%; padding: 12px 16px; border: 1px solid #ddd; border-radius: 10px; font-size: 15px; font-family: inherit; }
.form-group textarea { height: 120px; resize: vertical; }
.submit-btn { background: var(--primary); color: #fff; border: none; padding: 14px 32px; border-radius: 50px; font-size: 16px; font-weight: 700; cursor: pointer; }

@media (max-width: 600px) {
  .nav-links { gap: 12px; font-size: 12px; }
  .screenshot-box { width: 140px; height: 250px; }
}