/* The Football Experiment — dark navy + sky blue, mobile-first */

:root {
    --navy-950: #04081a;
    --navy-900: #050a18;
    --navy-800: #0a1428;
    --navy-700: #101d38;
    --navy-600: #1b2b45;
    --sky: #6cabd9;
    --sky-bright: #8ec6ee;
    --white: #ffffff;
    --text: #e8eef7;
    --text-dim: #9fb0c6;
    --radius: 10px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    background: var(--navy-900);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
}

/* Subtle pitch-line texture */
.pitch {
    background:
        radial-gradient(ellipse 120% 60% at 50% -10%, rgba(108, 171, 217, 0.10), transparent 60%),
        linear-gradient(var(--navy-900), var(--navy-900)),
        repeating-linear-gradient(0deg, transparent, transparent 119px, rgba(108, 171, 217, 0.05) 120px);
    min-height: 100vh;
}

.wrap {
    width: 100%;
    max-width: 1040px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ---------- header ---------- */

.site-head {
    padding: 22px 0 6px;
    text-align: center;
}

.brand {
    color: var(--sky);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 4px;
    text-decoration: none;
}

.tagline {
    margin: 8px 0 0;
    color: var(--text-dim);
    font-size: 14px;
    font-style: italic;
}

/* ---------- hero / purchase block ---------- */

.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 18px 0 8px;
}

.cover-wrap {
    position: relative;
    width: min(72vw, 260px);
    margin: 10px 0 20px;
}

.cover {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 6px;
    box-shadow:
        0 24px 60px rgba(0, 0, 0, 0.65),
        0 0 0 1px rgba(108, 171, 217, 0.25),
        0 0 44px rgba(108, 171, 217, 0.14);
}

.book-title {
    margin: 0;
    color: var(--white);
    font-size: clamp(26px, 7vw, 40px);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: 0.5px;
}

.book-sub {
    margin: 10px auto 0;
    max-width: 520px;
    color: var(--sky-bright);
    font-size: 16px;
    font-style: italic;
}

.price {
    margin: 16px 0 14px;
    color: var(--white);
    font-size: 34px;
    font-weight: 800;
    letter-spacing: 0.5px;
}

.price small {
    display: block;
    color: var(--text-dim);
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.buy-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: min(88vw, 360px);
    padding: 17px 24px;
    border: none;
    border-radius: var(--radius);
    background: linear-gradient(180deg, var(--sky-bright), var(--sky));
    color: #04101f;
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 0.4px;
    text-decoration: none;
    cursor: pointer;
    box-shadow: 0 10px 28px rgba(108, 171, 217, 0.35);
    transition: transform 0.08s ease, box-shadow 0.15s ease;
}

.buy-btn:active { transform: scale(0.975); }
.buy-btn:hover { box-shadow: 0 12px 34px rgba(108, 171, 217, 0.5); }

.reassure {
    margin: 12px 0 0;
    color: var(--text-dim);
    font-size: 13px;
}

.reassure span { white-space: nowrap; }

.consent-note {
    margin: 10px auto 0;
    max-width: 460px;
    color: #7d8ea6;
    font-size: 11.5px;
    line-height: 1.5;
}

.consent-note a { color: var(--sky); }

/* ---------- sections ---------- */

.section {
    max-width: 680px;
    margin: 0 auto;
    padding: 34px 20px 6px;
}

.section h2 {
    margin: 0 0 14px;
    color: var(--white);
    font-size: 21px;
    font-weight: 800;
    letter-spacing: 0.4px;
}

.section h2::after {
    content: "";
    display: block;
    width: 44px;
    height: 3px;
    margin-top: 10px;
    background: var(--sky);
    border-radius: 2px;
}

.section p { margin: 0 0 14px; color: var(--text); }
.section .lead { color: var(--sky-bright); font-weight: 600; }

.details {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    margin: 6px 0 0;
    border: 1px solid var(--navy-600);
    border-radius: var(--radius);
    overflow: hidden;
}

.details div {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 11px 16px;
    background: var(--navy-800);
    border-bottom: 1px solid var(--navy-600);
    font-size: 14px;
}

.details div:last-child { border-bottom: none; }
.details dt { color: var(--text-dim); margin: 0; }
.details dd { margin: 0; color: var(--white); font-weight: 600; text-align: right; }

/* ---------- footer ---------- */

.site-foot {
    margin-top: 56px;
    padding: 28px 20px 96px;
    border-top: 1px solid var(--navy-600);
    text-align: center;
    color: var(--text-dim);
    font-size: 13px;
}

.site-foot nav { margin-bottom: 12px; }
.site-foot a { color: var(--sky); text-decoration: none; margin: 0 10px; }
.site-foot a:hover { text-decoration: underline; }

/* ---------- sticky mobile CTA ---------- */

.sticky-cta {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 50;
    display: none;
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
    background: rgba(5, 10, 24, 0.92);
    border-top: 1px solid var(--navy-600);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.sticky-cta.show { display: block; }

.sticky-cta .buy-btn { width: 100%; padding: 15px 20px; font-size: 16px; }

@media (min-width: 720px) {
    .sticky-cta { display: none !important; }
    .site-foot { padding-bottom: 40px; }
}

/* ---------- desktop hero: cover left, buy block right ---------- */

@media (min-width: 720px) {
    .hero {
        flex-direction: row;
        align-items: flex-start;
        text-align: left;
        gap: 56px;
        padding-top: 44px;
    }
    .cover-wrap { width: 320px; flex-shrink: 0; margin: 0; }
    .hero-info { padding-top: 8px; }
    .price { margin-top: 20px; }
    .buy-btn { width: 340px; }
    .reassure, .consent-note { margin-left: 0; }
}

/* ---------- legal / text pages ---------- */

.page-title {
    margin: 34px 0 6px;
    color: var(--white);
    font-size: 30px;
    font-weight: 800;
}

.page-sub { color: var(--text-dim); font-size: 13px; margin: 0 0 22px; }

.prose h2 { font-size: 18px; margin-top: 30px; }
.prose p, .prose li { color: var(--text); font-size: 15px; }
.prose ul { padding-left: 22px; }
.prose a { color: var(--sky); }
.prose .placeholder {
    background: rgba(255, 196, 0, 0.12);
    border: 1px dashed rgba(255, 196, 0, 0.5);
    border-radius: 6px;
    color: #ffd977;
    padding: 2px 6px;
    font-size: 13px;
}

/* ---------- checkout page ---------- */

.order-summary {
    display: flex;
    align-items: center;
    gap: 14px;
    margin: 20px 0 22px;
    padding: 14px 16px;
    background: var(--navy-800);
    border: 1px solid var(--navy-600);
    border-radius: var(--radius);
    font-size: 14px;
    line-height: 1.4;
}

#checkout-form {
    min-height: 120px;
    border-radius: var(--radius);
    overflow: hidden;
}

/* ---------- success page ---------- */

.success-card {
    max-width: 560px;
    margin: 40px auto;
    padding: 0 20px;
    text-align: center;
}

.success-card .cover-wrap { width: min(56vw, 200px); margin: 24px auto; }

.status {
    padding: 14px 18px;
    border-radius: var(--radius);
    background: var(--navy-800);
    border: 1px solid var(--navy-600);
    color: var(--text-dim);
    font-size: 14px;
}

.status.ok { color: var(--sky-bright); border-color: rgba(108, 171, 217, 0.5); }

.hidden { display: none !important; }