/* GrowGuard landing styles */
:root{
  --bg:#0f172a;        /* slate-900 */
  --card:#0b1227;
  --text:#e2e8f0;      /* slate-200 */
  --muted:#94a3b8;     /* slate-400 */
  --accent:#22c55e;    /* green-500 */
  --accent-2:#86efac;  /* green-300 */
  --white:#ffffff;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,'Helvetica Neue',Arial,sans-serif;color:var(--text);background:linear-gradient(180deg,#0b1227 0%, #0f172a 100%);}
a{color:var(--accent);text-decoration:none}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.btn{display:inline-block;padding:12px 18px;border-radius:12px;font-weight:600;border:1px solid transparent;transition:.2s}
.btn-primary{background:var(--accent);color:#052e12}
.btn-primary:hover{filter:brightness(1.05)}
.btn-outline{border-color:#1f2a44;color:var(--text);background:transparent}
.btn-outline:hover{border-color:#2b3a5f}
.btn-lg{padding:16px 24px;font-size:1.05rem}

.site-header{position:sticky;top:0;background:rgba(11,18,39,.7);backdrop-filter:blur(10px);z-index:20;border-bottom:1px solid #182039}
.header-grid{display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--white);letter-spacing:.2px}
.nav{display:flex;gap:18px;justify-content:center}
.nav a{color:var(--muted)}
.nav a:hover{color:var(--text)}

.hero{padding:72px 0 48px;border-bottom:1px solid #182039}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero-text h1{font-size:2.6rem;line-height:1.15;margin:0 0 12px}
.accent{color:var(--accent-2)}
.lead{color:var(--muted);font-size:1.1rem}
.hero-cta{margin:18px 0 8px;display:flex;gap:12px;flex-wrap:wrap}
.hero-bullets{list-style:none;padding:0;margin:10px 0 0;color:var(--muted);display:grid;gap:6px}
.hero-media .hero-img{width:100%;height:auto;border-radius:16px;border:1px solid #1b2444;box-shadow:0 10px 30px rgba(0,0,0,.35)}

.section-lead{color:var(--muted);margin-top:-8px}

.features{padding:72px 0}
.features h2, .how h2, .pricing h2, .contact h2{font-size:2rem;margin:0 0 10px}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:22px}
.card{background:rgba(255,255,255,.02);border:1px solid #1a2344;border-radius:16px;padding:18px}
.card h3{margin:10px 0 6px}
.card p{color:var(--muted)}
.icon{width:36px;height:36px}

.how{padding:72px 0;border-top:1px solid #182039;border-bottom:1px solid #182039}
.how-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center}
.steps{line-height:1.8}
.muted{color:var(--muted)}
.diagram{width:100%;height:auto;border:1px solid #1a2344;border-radius:16px}

.pricing{padding:72px 0}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:22px}
.price-card{background:rgba(255,255,255,.02);border:1px solid #1a2344;border-radius:16px;padding:22px;display:flex;flex-direction:column;gap:12px}
.price-card .price{font-size:2rem;font-weight:800;margin:4px 0}
.price-card .price span{font-size:1rem;color:var(--muted);font-weight:600}
.price-card ul{margin:0 0 8px 16px;color:var(--muted);line-height:1.7}
.price-card.featured{border-color:var(--accent);box-shadow:0 0 0 2px rgba(34,197,94,.25) inset}

.cta{padding:60px 0;border-top:1px solid #182039;border-bottom:1px solid #182039}
.cta-grid{display:grid;grid-template-columns:1fr auto;align-items:center;gap:20px}

.contact{padding:72px 0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.form{display:grid;gap:12px}
.form input,.form textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid #223058;background:#0b1227;color:var(--text)}
.form button{margin-top:4px}

.site-footer{padding:28px 0;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;border-top:1px solid #182039;padding-top:18px}
.brand-small{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:700}

@media (max-width:980px){
  .hero-grid,.how-grid,.contact-grid{grid-template-columns:1fr}
  .feature-grid,.pricing-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .nav{display:none}
  .feature-grid,.pricing-grid{grid-template-columns:1fr}
  .site-header .btn{display:none}
}

.header-actions{display:flex;gap:12px;align-items:center}
.lang{color:#94a3b8;border:1px solid #1f2a44;padding:8px 10px;border-radius:10px}
.lang:hover{color:#e2e8f0;border-color:#2b3a5f}