:root {
    --ink: #121826;
    --muted: #667085;
    --paper: #f7f3ea;
    --panel: #ffffff;
    --gold: #f6b623;
    --teal: #239aa0;
    --coral: #ee5b2b;
    --line: rgba(18, 24, 38, .12);
    --shadow: 0 24px 70px rgba(18, 24, 38, .12);
    --radius: 26px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--ink);
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(246, 182, 35, .24), transparent 34rem),
        radial-gradient(circle at bottom right, rgba(35, 154, 160, .20), transparent 36rem),
        var(--paper);
}

.site-header, .site-footer, main { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 0;
}
.brand { font-weight: 900; letter-spacing: -.04em; color: var(--ink); text-decoration: none; font-size: 1.25rem; }
nav { display: flex; gap: 18px; align-items: center; }
nav a { color: var(--ink); text-decoration: none; font-weight: 750; }
.nav-cta { background: var(--ink); color: white; padding: 10px 16px; border-radius: 999px; }

.hero {
    min-height: 74vh;
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 36px;
    align-items: center;
    padding: 54px 0;
}
.eyebrow { color: var(--teal); font-weight: 900; text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; }
h1 { font-size: clamp(3rem, 6vw, 6.8rem); line-height: .9; letter-spacing: -.075em; margin: 0 0 22px; }
h2 { font-size: clamp(2rem, 4vw, 4rem); line-height: .98; letter-spacing: -.055em; margin: 0 0 18px; }
h3 { margin-top: 0; font-size: 1.35rem; }
.lead { color: var(--muted); font-size: 1.22rem; line-height: 1.6; max-width: 720px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }
.btn {
    display: inline-flex;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    padding: 0 20px;
    border-radius: 999px;
    border: 1px solid var(--line);
    color: var(--ink);
    background: white;
    text-decoration: none;
    font-weight: 900;
    cursor: pointer;
}
.btn.primary { background: linear-gradient(135deg, var(--gold), var(--coral)); border: 0; color: #1e1604; }
.btn.ghost { background: rgba(255,255,255,.62); }

.hero-preview { display: grid; gap: 16px; }
.preview-card, .panel, .pricing-card, .feature-card, .mini-card, .signup-box, .code-panel {
    background: rgba(255,255,255,.82);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 26px;
    backdrop-filter: blur(16px);
}
.preview-card span { color: var(--teal); font-size: .78rem; text-transform: uppercase; font-weight: 900; letter-spacing: .12em; }
.output-card { transform: translateX(28px); }
pre { white-space: pre-wrap; overflow: auto; line-height: 1.55; }
.dark, .output-card pre, .locked-preview pre { background: #101827; color: #f8fafc; border-radius: 18px; padding: 22px; }

.problem-section, .solution-section, .example-section, .pricing-preview, .signup-section, .page-shell { padding: 64px 0; }
.grid { display: grid; gap: 18px; }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.grid.four { grid-template-columns: repeat(4, 1fr); }
.mini-card { font-weight: 900; min-height: 120px; display: flex; align-items: end; }
.feature-card p, .price-card p, .pricing-card p, .narrow-copy p { color: var(--muted); line-height: 1.6; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: stretch; }

.signup-box { max-width: 860px; margin: 0 auto; text-align: center; }
.signup-form { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: 12px; margin-top: 24px; }
input, select, textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 14px 16px;
    font: inherit;
    background: white;
}
textarea { min-height: 140px; resize: vertical; }
label { display: grid; gap: 8px; font-weight: 850; margin-bottom: 18px; }

.pricing-hero { text-align: center; padding: 54px 0 24px; }
.pricing-hero .lead { margin-left: auto; margin-right: auto; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.pricing-card { position: relative; display: flex; flex-direction: column; gap: 14px; }
.pricing-card.featured { border: 2px solid var(--gold); transform: translateY(-12px); }
.badge { position: absolute; top: 18px; right: 18px; background: var(--ink); color: white; padding: 8px 12px; border-radius: 999px; font-size: .78rem; font-weight: 900; }
.price { font-size: 3rem; font-weight: 950; letter-spacing: -.05em; }
.price span { font-size: 1rem; color: var(--muted); }
.one-time { margin-top: -12px; }
ul { padding-left: 1.2rem; line-height: 1.8; }
.narrow-copy { max-width: 780px; margin: 26px auto; }

.locked-preview { position: relative; }
.locked-preview pre { filter: blur(2px); max-height: 520px; }
.lock-overlay {
    position: absolute;
    inset: auto 24px 24px 24px;
    padding: 28px;
    border-radius: 22px;
    background: rgba(255,255,255,.94);
    box-shadow: var(--shadow);
    text-align: center;
}
.success-panel { text-align: center; }
.admin-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.admin-table th, .admin-table td { border-bottom: 1px solid var(--line); padding: 10px; text-align: left; }
.site-footer { padding: 42px 0; color: var(--muted); }

@media (max-width: 900px) {
    .hero, .split, .pricing-grid, .grid.three, .grid.four, .signup-form { grid-template-columns: 1fr; }
    .output-card { transform: none; }
    nav { display: none; }
    .pricing-card.featured { transform: none; }
}