:root { --bg:#0b0d10; --surface:#12161b; --muted:#7a8a9a; --text:#eaf2f7; --brand:#0f8a5f; --brand-600:#0b6d4b; --accent:#e7f7ef; --card:#0f1318; --ring:rgba(15,138,95,0.35); --radius:14px; --shadow:0 10px 30px rgba(0,0,0,0.25); }

* { box-sizing: border-box; }
body { margin: 0; font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif; color: var(--text); background: linear-gradient(180deg, #0a0c0f 0%, #0e1419 100%); }
img { max-width: 100%; display: block; }

.container { width: min(1120px, 92%); margin: 0 auto; }

/* Hero */
.hero { padding: 4rem 0 2.5rem; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 2rem; align-items: center; }
.brand-pill { display: inline-flex; align-items: center; gap: .5rem; background: rgba(255,255,255,0.06); padding: .4rem .6rem; border-radius: 999px; border: 1px solid rgba(255,255,255,0.08); margin-bottom: 1rem; }
.brand-logo { width: 22px; height: 22px; object-fit: contain; filter: brightness(1.2); }
.brand-text { font-size: .85rem; color: var(--muted); }
.hero-title { font-size: clamp(2rem, 4vw, 3rem); line-height: 1.1; margin: 0 0 .75rem; letter-spacing: -0.02em; }
.hero-sub { color: #cfe4d9; margin: 0 0 1rem; max-width: 52ch; }
.benefit-list { margin: 0 0 1.5rem; padding-left: 1.1rem; color: var(--muted); }
.benefit-list li { margin: .25rem 0; }
.product-image { border-radius: var(--radius); background: #0c0f13; border: 1px solid rgba(255,255,255,0.08); box-shadow: var(--shadow); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .9rem 1.2rem; border-radius: 12px; text-decoration: none; font-weight: 600; transition: transform .08s ease, background .2s ease, color .2s ease, border-color .2s ease; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 8px 20px rgba(15,138,95,.35); }
.btn-primary:hover { background: var(--brand-600); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid rgba(255,255,255,0.14); }
.btn-ghost:hover { border-color: rgba(255,255,255,0.28); background: rgba(255,255,255,0.04); }
.cta-group { display: flex; gap: .75rem; flex-wrap: wrap; }

/* Features */
.features { padding: 2rem 0 2.5rem; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.feature { background: var(--card); border: 1px solid rgba(255,255,255,0.08); border-radius: 14px; padding: 1.25rem; min-height: 100%; }
.feature h3 { margin: 0 0 .5rem; font-size: 1.1rem; }
.feature p { margin: 0; color: var(--muted); }

/* CTA Banner */
.cta-banner { padding: 2.5rem 0; }
.banner-wrap { background: linear-gradient(135deg, rgba(15,138,95,.18), rgba(12,72,52,.18)); border: 1px solid rgba(15,138,95,.35); border-radius: 16px; padding: 2rem; text-align: center; }
.banner-wrap h2 { margin: 0 0 .5rem; font-size: clamp(1.4rem, 3vw, 2rem); }
.banner-wrap p { margin: 0 0 1rem; color: var(--muted); }

/* Signup */
.signup-section { padding: 2.5rem 0 3rem; }
.signup-wrap { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.signup-intro h2 { margin: 0 0 .25rem; font-size: 1.6rem; }
.signup-intro p { margin: 0; color: var(--muted); }
.form-wrap { background: var(--surface); border: 1px solid rgba(255,255,255,0.08); border-radius: 16px; padding: 1rem; margin-top: 1rem; }

.signup-form { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.signup-form input { width: 100%; padding: .85rem .9rem; border-radius: 10px; border: 1px solid rgba(255,255,255,0.14); background: #0a0e12; color: var(--text); outline: none; transition: border-color .15s ease, box-shadow .15s ease; }
.signup-form input::placeholder { color: #9db1bf; }
.signup-form input:focus { border-color: var(--brand); box-shadow: 0 0 0 4px var(--ring); }
.signup-form button { grid-column: span 2; padding: 1rem; border-radius: 12px; border: none; background: var(--brand); color: transparent; font-weight: 700; cursor: pointer; position: relative; box-shadow: 0 8px 20px rgba(15,138,95,.35); }
.signup-form button:hover { background: var(--brand-600); }
/* Replace visible label to meet product CTA without altering HTML */
.signup-form button::after { content: "Get alerts"; color: #fff; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); }

/* Form status (STRICT - do not modify beyond this block) */
.form-status { margin-top: 1rem; padding: 0.75rem; border-radius: 6px; font-weight: 500; text-align: center; } .form-status.success { background-color: #e6ffed; color: #1e7e34; border: 1px solid #28a745; } .form-status.error { background-color: #ffe6e6; color: #a80000; border: 1px solid #dc3545; }

/* Footer */
.site-footer { padding: 2rem 0 2.5rem; color: var(--muted); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; border-top: 1px solid rgba(255,255,255,0.08); padding-top: 1.25rem; }
.footer-brand { display: flex; align-items: center; gap: .5rem; }
.footer-logo { width: 20px; height: 20px; object-fit: contain; filter: brightness(1.2); }
.footer-link { color: #b7c7d4; text-decoration: none; }
.footer-link:hover { color: #dce7ef; }

/* Responsive */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .product-image { max-width: 520px; margin: 0 auto; }
  .features-grid { grid-template-columns: 1fr; }
  .signup-form { grid-template-columns: 1fr; }
  .signup-form button { grid-column: span 1; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}