/* =========================================
   1. TOKENS (colors and fonts from the style guide)
   ========================================= */
:root {
    --bg: #0A0F24;
    --surface: #121A3A;
    --text: #EAF0FF;
    --text-soft: #C3CCEA;
    --muted: #9AA6CC;
    --blue: #5B8CFF;
    --violet: #A58BFF;
    --mint: #4FE3C1;
    --amber: #FFC46B;
    --border: rgb(234 240 255 / 0.25);
    --line: rgb(234 240 255 / 0.10);

    --font-display: 'Bricolage Grotesque', sans-serif;
    --font-body: 'Geist', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

/* =========================================
   2. BASE
   ========================================= */
* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--text);
    background:
            radial-gradient(900px 640px at 88% 6%, rgb(91 140 255 / 0.38), transparent 62%),
            radial-gradient(760px 560px at 0% 30%, rgb(165 139 255 / 0.24), transparent 62%),
            radial-gradient(900px 700px at 78% 62%, rgb(79 227 193 / 0.16), transparent 62%),
            var(--bg);
    background-repeat: no-repeat;
}

a { color: var(--text); }
a:hover { color: var(--blue); }

/* max width + side margins, used by every section */
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding-left: 96px;
    padding-right: 96px;
}

/* utility colors */
.blue { color: var(--blue); }
.mint { color: var(--mint); }
.violet { color: var(--violet); }
.amber { color: var(--amber); }

/* section label, e.g. "01 / about me" */
.section-label {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--muted);
}

/* =========================================
   3. BUTTONS
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    min-height: 52px;
    padding: 0 26px;
    border-radius: 999px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
}

.btn-primary {
    background: var(--blue);
    color: var(--bg);
    font-weight: 600;
}
.btn-primary:hover { color: var(--bg); filter: brightness(1.1); }

.btn-ghost {
    border: 1px solid var(--border);
    background: rgb(234 240 255 / 0.06);
}

/* =========================================
   4. HEADER
   ========================================= */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 24px;
    padding-bottom: 24px;
}

.logo {
    font-family: var(--font-mono);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
}

.nav {
    display: flex;
    align-items: center;
    gap: 40px;
    font-size: 15px;
}

.nav a { text-decoration: none; color: var(--text-soft); }
.nav .btn { min-height: 44px; padding: 0 20px; color: var(--text); }

/* =========================================
   5. HERO
   ========================================= */
.hero {
    display: grid;
    grid-template-columns: 500px 1fr;
    gap: 64px;
    align-items: end;
    padding-top: 140px;
    padding-bottom: 120px;
}

.hero-text {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.badge {
    align-self: flex-start;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgb(79 227 193 / 0.10);
    border: 1px solid rgb(79 227 193 / 0.30);
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--mint);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--mint);
}

.hero-title {
    margin: 0;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 120px;
    line-height: 0.92;
    letter-spacing: -0.045em;
}

.hero-sub {
    margin: 0;
    max-width: 620px;
    font-size: 22px;
    line-height: 1.5;
    color: var(--text-soft);
}

.hero-buttons {
    display: flex;
    gap: 14px;
}

/* ---- photo with circle and fade-out ---- */
.photo-wrap {
    position: relative;
    width: 500px;
    height: 560px;
    -webkit-mask-image: linear-gradient(to bottom, #000 74%, transparent);
    mask-image: linear-gradient(to bottom, #000 74%, transparent);
}

.photo-ring {
    position: absolute;
    z-index: 0;
    left: 20px;
    top: 30px;
    width: 460px;
    aspect-ratio: 1;
    border-radius: 50%;
    border: 1px solid rgb(234 240 255 / 0.18);
}

.photo-circle {
    position: absolute;
    z-index: 1;
    left: 40px;
    top: 50px;
    width: 420px;
    aspect-ratio: 1;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 25%, var(--mint), var(--blue) 45%, var(--violet));
}

.photo {
    position: absolute;
    z-index: 2;
    left: 24px;
    bottom: 0;
    width: 452px;
    height: 502px;
    object-fit: contain;
    object-position: bottom;
}

/* =========================================
   6. ABOUT
   ========================================= */
.about {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 24px;
    row-gap: 32px;
    padding-top: 80px;
    padding-bottom: 140px;
}

.about .section-label { grid-column: span 3; }

.about-statement {
    grid-column: span 9;
    margin: 0;
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.03em;
}

.about-text {
    grid-column: 4 / span 6;
    margin: 0;
    font-size: 18px;
    line-height: 1.65;
    color: var(--muted);
}

/* =========================================
   7. DEMO
   ========================================= */
.demo {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 24px;
    row-gap: 48px;
    padding-bottom: 140px;
}

.demo .section-label { grid-column: span 3; }

.demo-title {
    grid-column: span 9;
    margin: 0;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 88px;
    line-height: 0.95;
    letter-spacing: -0.04em;
}

/* ---- left column ---- */
.demo-info {
    grid-column: span 5;
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.demo-text {
    margin: 0;
    font-size: 18px;
    line-height: 1.65;
    color: var(--text-soft);
}

.steps {
    margin: 0;
    padding: 0;
    list-style: none;
    border-bottom: 1px solid var(--line);
}

.step {
    display: flex;
    gap: 20px;
    padding: 20px 0;
    border-top: 1px solid var(--line);
}

.step-num {
    font-family: var(--font-mono);
    font-size: 14px;
}

.step-name {
    display: block;
    margin-bottom: 4px;
    font-size: 18px;
    font-weight: 500;
}

.step-route {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--muted);
}

.link-underline {
    align-self: flex-start;
    font-size: 16px;
    font-weight: 500;
    text-decoration-color: var(--blue);
    text-underline-offset: 6px;
}

/* ---- right column: checkout card ---- */
.checkout {
    grid-column: 7 / span 6;
    align-self: start;
    display: flex;
    flex-direction: column;
    gap: 24px;
    padding: 36px;
    border-radius: 24px;
    background: rgb(18 26 58 / 0.85);
    border: 1px solid rgb(234 240 255 / 0.12);
    box-shadow: 0 40px 80px rgb(3 6 20 / 0.5);
}

.checkout-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.checkout-title {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
}

.test-badge {
    padding: 6px 12px;
    border-radius: 999px;
    background: rgb(255 196 107 / 0.12);
    border: 1px solid rgb(255 196 107 / 0.35);
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--amber);
}

.checkout-product {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    border-radius: 14px;
    background: rgb(10 15 36 / 0.6);
}

.product-name {
    display: block;
    font-size: 16px;
    font-weight: 500;
}

.product-type {
    font-size: 14px;
    color: var(--muted);
}

.product-price {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
}

.test-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 16px 20px;
    border-radius: 14px;
    border: 1px dashed rgb(234 240 255 / 0.2);
    font-size: 14px;
    color: var(--text-soft);
}

.test-card code {
    font-family: var(--font-mono);
    font-size: 18px;
    color: var(--text);
}

.btn-pay {
    width: 100%;
    min-height: 56px;
    border: 0;
    border-radius: 14px;
    background: linear-gradient(90deg, var(--blue), var(--violet));
    color: var(--bg);
    font-family: var(--font-body), serif;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
}
.btn-pay:hover { filter: brightness(1.1); }

.checkout-note {
    font-size: 13px;
    color: var(--muted);
    text-align: center;
}

/* =========================================
   8. CONTACT (footer)
   ========================================= */
.contact {
    display: flex;
    flex-direction: column;
    gap: 48px;
    max-width: calc(1440px - 192px);
    margin: 0 auto 48px;
    padding: 72px;
    border-radius: 32px;
    background: linear-gradient(135deg, #1B2B6B, #2B1F5C);
    border: 1px solid rgb(234 240 255 / 0.10);
}

.contact-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 48px;
}

.contact-left {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.section-label-light { color: var(--text-soft); }

.contact-title {
    margin: 0;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 96px;
    line-height: 0.95;
    letter-spacing: -0.04em;
}

.contact-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 14px;
}

.contact-email {
    font-size: 30px;
    font-weight: 500;
    text-decoration-color: var(--mint);
    text-decoration-thickness: 2px;
    text-underline-offset: 8px;
}

.contact-links {
    display: flex;
    gap: 12px;
}

.btn-soft {
    min-height: 44px;
    padding: 0 20px;
    font-size: 15px;
    background: rgb(234 240 255 / 0.10);
}

.btn-light {
    min-height: 44px;
    padding: 0 20px;
    font-size: 15px;
    font-weight: 600;
    background: var(--text);
    color: var(--bg);
}
.btn-light:hover { color: var(--bg); }

.footer-note {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-soft);
}

/* =========================================
   9. MOBILE (up to 900px wide)
   ========================================= */
.menu-btn { display: none; }

@media (max-width: 900px) {
    .container {
        padding-left: 20px;
        padding-right: 20px;
    }

    /* ---- header: hamburger + dropdown nav ---- */
    .header {
        position: relative;
        padding-top: 12px;
        padding-bottom: 12px;
    }

    .menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        padding: 0;
        border-radius: 999px;
        border: 1px solid rgb(234 240 255 / 0.2);
        background: rgb(234 240 255 / 0.06);
        color: var(--text);
        cursor: pointer;
    }

    .nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 20px;
        right: 20px;
        z-index: 10;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 12px;
        border-radius: 16px;
        background: var(--surface);
        border: 1px solid rgb(234 240 255 / 0.12);
    }

    .nav.open { display: flex; }   /* class added by main.js */
    .nav a { padding: 12px; }
    .nav .btn { justify-content: center; margin-top: 8px; }

    /* ---- hero: photo on top, smaller text ---- */
    .hero {
        grid-template-columns: 1fr;
        gap: 24px;
        padding-top: 40px;
        padding-bottom: 64px;
    }

    .photo-wrap { width: 250px; height: 280px; }
    .photo-ring { left: 10px; top: 15px; width: 230px; }
    .photo-circle { left: 20px; top: 25px; width: 210px; }
    .photo { left: 12px; width: 226px; height: 251px; }

    .hero-text { gap: 24px; }
    .hero-title { font-size: 60px; line-height: 0.95; }
    .hero-sub { font-size: 17px; }

    .hero-buttons { flex-direction: column; gap: 12px; }
    .hero-buttons .btn { justify-content: center; }

    /* ---- about + demo: single column ---- */
    .about,
    .demo {
        display: flex;
        flex-direction: column;
        gap: 20px;
        padding-top: 0;
        padding-bottom: 72px;
    }

    .about-statement { font-size: 30px; }
    .about-text { font-size: 16px; }

    .demo-title { font-size: 46px; line-height: 0.98; }
    .demo-text { font-size: 16px; }
    .checkout { padding: 24px 20px; border-radius: 20px; }
    .product-price { font-size: 22px; }

    /* ---- contact ---- */
    .contact {
        margin: 0 12px 12px;
        padding: 40px 20px;
        border-radius: 24px;
        gap: 24px;
    }

    .contact-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }

    .contact-title { font-size: 52px; }
    .contact-right { align-items: flex-start; }
    .contact-email { font-size: 19px; }
    .contact-links { flex-wrap: wrap; }
}

/* icons inside buttons and the email link */
.contact-links .btn,
.contact-email {
    gap: 8px;
}

.contact-email {
    display: inline-flex;
    align-items: center;
}

.contact-links .bi { font-size: 17px; }
.contact-email .bi { font-size: 26px; color: var(--mint);

    .result-card { padding: 32px 20px; }
    .result-title { font-size: 40px; }

}

/* =========================================
   SUCCESS PAGE
   ========================================= */
.result-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 48px;
    padding-bottom: 48px;
}

.result-card {
    max-width: 560px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    padding: 48px;
    border-radius: 24px;
    background: rgb(18 26 58 / 0.85);
    border: 1px solid rgb(234 240 255 / 0.12);
    box-shadow: 0 40px 80px rgb(3 6 20 / 0.5);
}

.result-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--mint);
    color: var(--bg);
    font-size: 28px;
}

.result-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: 56px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.04em;
}

.result-text {
    margin: 0;
    font-size: 17px;
    line-height: 1.6;
    color: var(--text-soft);
}

.result-text code {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--text);
}

.result-note {
    margin: 0;
    font-size: 14px;
    color: var(--muted);
}

.result-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 8px;
}

/* ===== Admin ===== */
.admin { padding: 48px 16px 80px; display: grid; gap: 24px; }
.admin-header { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.admin-title { font-family: var(--font-display); font-size: clamp(2rem, 5vw, 3rem); font-weight: 800; letter-spacing: -0.03em; color: var(--text); margin: 4px 0 0; }

.admin-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }
.admin-card, .admin-panel { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 20px; }
.admin-card-label { display: block; color: var(--muted); font-size: .85rem; }
.admin-card-value { display: block; margin-top: 8px; font-family: var(--font-display); font-size: 1.9rem; color: var(--text); font-variant-numeric: tabular-nums; }

.admin-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }
.admin-panel h2 { font-family: var(--font-display); font-size: 1.15rem; color: var(--text); margin: 0 0 12px; }
.admin-panel-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.admin-panel-header h2 { margin: 0; }
.admin-filter select { background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; font: inherit; }

.table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; font-size: .9rem; color: var(--text-soft); }
.admin-table th { text-align: left; color: var(--muted); font-weight: 500; font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; padding: 8px 10px; border-bottom: 1px solid var(--line); }
.admin-table td { padding: 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.admin-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.admin-table .mono { font-family: var(--font-mono); font-size: .8rem; }
.admin-empty { color: var(--muted); text-align: center; padding: 20px; }

.status-pill { display: inline-block; padding: 2px 10px; border-radius: 999px; border: 1px solid currentColor; font-family: var(--font-mono); font-size: .72rem; }
.status-paid    { color: var(--mint); }
.status-pending { color: var(--amber); }
.status-failed  { color: #FF7A90; }
.status-expired { color: var(--muted); }
.admin-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.btn-sm { padding: 6px 14px; font-size: .85rem; }