:root {
    --bg: #080914;
    --bg-soft: #0d1020;
    --panel: rgba(255,255,255,0.08);
    --panel-strong: rgba(255,255,255,0.12);
    --text: #f5f7ff;
    --muted: #a7afd1;
    --line: rgba(255,255,255,0.08);
    --primary: #8b5cf6;
    --secondary: #22d3ee;
    --accent: #f43f5e;
    --shadow: 0 20px 60px rgba(0,0,0,0.35);
    --radius: 24px;
    --container: 1200px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(139, 92, 246, 0.22), transparent 30%),
        radial-gradient(circle at top right, rgba(34, 211, 238, 0.18), transparent 25%),
        linear-gradient(180deg, #06070f 0%, #090b17 40%, #070812 100%);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: min(calc(100% - 32px), var(--container));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    padding: 18px 0;
    transition: 180ms ease;
}

.site-header.is-scrolled {
    backdrop-filter: blur(18px);
    background: rgba(8, 9, 20, 0.75);
    border-bottom: 1px solid var(--line);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    gap: 14px;
}

.brand-mark strong,
.brand-mark small {
    display: block;
}

.brand-mark small {
    color: var(--muted);
}

.brand-icon,
.partner-logo {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #fff;
    font-weight: 800;
    box-shadow: var(--shadow);
}

.main-nav {
    display: flex;
    gap: 22px;
    color: var(--muted);
    font-size: 0.96rem;
}

.header-cta,
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 13px 20px;
    font-weight: 700;
    transition: transform 150ms ease, opacity 150ms ease, background 150ms ease;
}

.header-cta,
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
}

.btn-secondary {
    border: 1px solid var(--line);
    background: rgba(255,255,255,0.04);
}

.btn:hover,
.header-cta:hover {
    transform: translateY(-1px);
}

.hero {
    padding: 60px 0 30px;
}

.hero-grid,
.split-layout,
.footer-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 28px;
    align-items: center;
}

.hero h1,
.section-heading h2,
.cta-box h2,
.site-footer h3,
.basic-content h1 {
    margin: 0 0 16px;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.hero h1 {
    font-size: clamp(2.8rem, 6vw, 5.4rem);
    max-width: 10ch;
}

.hero-text,
.section-heading p,
.site-footer p,
.page-content,
.basic-content {
    color: var(--muted);
}

.eyebrow {
    margin: 0 0 14px;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-size: 0.75rem;
    font-weight: 800;
}

.glass-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.09), rgba(255,255,255,0.05));
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-profile-card,
.cta-box {
    display: flex;
    gap: 18px;
    align-items: center;
}

.hero-profile-card {
    padding: 18px;
    margin: 28px 0;
    max-width: 640px;
}

.avatar-core,
.visual-panel,
.product-art {
    border-radius: 22px;
    background:
        radial-gradient(circle at 30% 30%, rgba(255,255,255,0.18), transparent 25%),
        linear-gradient(135deg, rgba(139,92,246,0.95), rgba(34,211,238,0.85));
}

.avatar-core {
    width: 84px;
    height: 84px;
    flex: 0 0 84px;
}

.profile-meta,
.stat-row,
.price-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.profile-meta span,
.badge,
.status-pill {
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(255,255,255,0.07);
    color: var(--text);
    font-size: 0.82rem;
    border: 1px solid var(--line);
}

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

.hero-visual {
    padding: 22px;
}

.visual-panel {
    min-height: 430px;
    margin: 18px 0;
    position: relative;
    overflow: hidden;
}

.visual-panel::before,
.visual-panel::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    background: rgba(255,255,255,0.18);
    filter: blur(22px);
}

.visual-panel::before {
    width: 180px;
    height: 180px;
    top: 22%;
    right: 8%;
}

.visual-panel::after {
    width: 110px;
    height: 110px;
    left: 8%;
    bottom: 12%;
}

.stat-row {
    justify-content: space-between;
    gap: 16px;
}

.stat-row div {
    flex: 1;
    min-width: 120px;
}

.stat-row strong {
    display: block;
    font-size: 1.25rem;
}

.feature-strip,
.content-section {
    padding: 34px 0 46px;
}

.card-grid {
    display: grid;
    gap: 20px;
}

.card-grid.four {
    grid-template-columns: repeat(4, 1fr);
}

.card-grid.three {
    grid-template-columns: repeat(3, 1fr);
}

.feature-box,
.product-card,
.partner-card,
.mini-card,
.faq-item,
.basic-content {
    padding: 24px;
}

.feature-box h3,
.product-card h3,
.partner-card h3 {
    margin-top: 0;
}

.product-art {
    min-height: 220px;
    margin-bottom: 18px;
}

.product-art.alt-one {
    background: linear-gradient(135deg, rgba(139,92,246,0.95), rgba(244,63,94,0.75));
}

.product-art.alt-two {
    background: linear-gradient(135deg, rgba(34,211,238,0.95), rgba(59,130,246,0.75));
}

.product-art.alt-three {
    background: linear-gradient(135deg, rgba(244,63,94,0.95), rgba(250,204,21,0.7));
}

.price-row {
    align-items: center;
    justify-content: space-between;
    margin-top: 14px;
}

.dark-band {
    padding: 72px 0;
}

.stacked-points {
    display: grid;
    gap: 16px;
}

.mini-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.faq-list {
    display: grid;
    gap: 16px;
}

.faq-item summary {
    cursor: pointer;
    font-weight: 700;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item p {
    color: var(--muted);
    margin: 16px 0 0;
}

.cta-banner {
    padding-bottom: 80px;
}

.cta-box {
    justify-content: space-between;
    padding: 28px;
}

.site-footer {
    border-top: 1px solid var(--line);
    padding: 48px 0 24px;
    background: rgba(0,0,0,0.18);
}

.footer-grid {
    align-items: start;
}

.footer-grid ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-grid li + li {
    margin-top: 8px;
}

.footer-bottom {
    margin-top: 32px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
    color: var(--muted);
}

@media (max-width: 1100px) {
    .card-grid.four {
        grid-template-columns: repeat(2, 1fr);
    }

    .card-grid.three,
    .hero-grid,
    .split-layout,
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 820px) {
    .main-nav {
        display: none;
    }

    .header-inner {
        gap: 14px;
    }

    .hero {
        padding-top: 24px;
    }

    .card-grid.four,
    .card-grid.three {
        grid-template-columns: 1fr;
    }

    .cta-box,
    .hero-profile-card {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-cta {
        display: none;
    }
}