:root {
    --bg: #f7f9fc;
    --surface: #ffffff;
    --surface-dark: #101827;
    --text: #0f172a;
    --muted: #5b677d;
    --line: rgba(15, 23, 42, 0.1);
    --brand: #14b8a6;
    --brand-deep: #0f8d80;
    --brand-soft: rgba(20, 184, 166, 0.12);
    --container: 1180px;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    color: var(--text);
    background: linear-gradient(180deg, #f9fbfd 0%, #f3f7fc 100%);
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
.page-header {
    position: sticky; top: 0; z-index: 20;
    background: rgba(247, 249, 252, 0.88); backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255,255,255,0.85);
}
.header-row {
    min-height: 86px; display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center;
    position: relative;
}
.brand { display: inline-flex; gap: 14px; align-items: center; font-family: 'Space Grotesk', sans-serif; font-weight: 700; }
.brand img { width: 46px; height: 46px; border-radius: 14px; }
.main-nav { display: flex; justify-self: center; gap: 28px; align-items: center; min-width: 0; flex-wrap: wrap; row-gap: 10px; }
.main-nav a { color: var(--muted); font-weight: 700; }
.main-nav a.is-active, .main-nav a:hover { color: var(--text); }
.header-actions { display: flex; gap: 12px; }
.menu-toggle {
    display: none;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,.72);
}
.menu-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    margin: 5px auto;
    background: var(--text);
    border-radius: 999px;
}
.btn {
    min-height: 52px; padding: 0 22px; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; font-weight: 800;
}
.btn-primary { background: linear-gradient(135deg, var(--brand) 0%, #4dd8ca 100%); color: #032925; box-shadow: 0 16px 28px rgba(20, 184, 166, 0.22); }
.btn-secondary, .btn-ghost { background: rgba(255,255,255,0.76); border: 1px solid var(--line); }
.hero { padding: 110px 0 80px; }
.hero-shell { max-width: 860px; }
.eyebrow { margin: 0 0 14px; font-size: .78rem; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; color: var(--brand-deep); }
h1, h2 { margin: 0; font-family: 'Space Grotesk', sans-serif; letter-spacing: -.05em; line-height: 1; }
h1 { font-size: clamp(3rem, 6vw, 5.2rem); max-width: 11ch; }
.lead { margin: 22px 0 0; color: var(--muted); line-height: 1.75; font-size: 1.06rem; max-width: 60ch; }
.price-card {
    margin-top: 32px; padding: 30px; border-radius: 30px; background: var(--surface);
    border: 1px solid rgba(15, 23, 42, 0.08); box-shadow: 0 24px 60px rgba(15, 23, 42, 0.08);
}
.price-badge {
    display: inline-flex; min-height: 32px; align-items: center; padding: 0 12px; border-radius: 999px;
    background: var(--brand-soft); color: var(--brand-deep); font-size: .8rem; font-weight: 800; margin-bottom: 14px;
}
.price-row { display: flex; align-items: end; gap: 14px; flex-wrap: wrap; }
.price-row strong { font-size: clamp(2.6rem, 5vw, 4rem); letter-spacing: -.04em; }
.price-row span { color: var(--muted); font-weight: 600; }
.price-card ul { margin: 18px 0 0; padding-left: 18px; display: grid; gap: 10px; color: var(--text); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.section { padding: 24px 0 90px; }
.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.info-grid article {
    padding: 26px; border-radius: 24px; background: rgba(255,255,255,0.88);
    border: 1px solid rgba(15, 23, 42, 0.08); box-shadow: 0 14px 36px rgba(15,23,42,0.06);
}
.info-grid h2 { font-size: 1.6rem; margin-bottom: 12px; }
.info-grid p, .footer-row { color: var(--muted); line-height: 1.75; }
.site-footer { padding: 34px 0 28px; }
.footer-row { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; border-top: 1px solid rgba(15,23,42,0.08); padding-top: 20px; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }
@media (max-width: 920px) {
    .header-row, .info-grid { grid-template-columns: 1fr; }
    .main-nav { justify-self: start; flex-wrap: wrap; }
}
@media (max-width: 760px) {
    .header-actions { display: none; }
    .header-row { grid-template-columns: auto auto 1fr; }
    .menu-toggle { display: inline-block; justify-self: end; }
    .main-nav {
        position: absolute;
        left: 14px;
        right: 14px;
        top: calc(100% + 10px);
        display: none;
        padding: 18px;
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
        border-radius: 20px;
        background: rgba(255,255,255,.97);
        border: 1px solid rgba(15,23,42,.08);
        box-shadow: 0 24px 60px rgba(15,23,42,.12);
    }
    .main-nav.is-open { display: flex; }
    .container { width: min(var(--container), calc(100% - 28px)); }
    .hero { padding-top: 88px; }
}