:root {
    --bg: #f6f4f1;
    --bg-soft: #ffffff;
    --surface: #ffffff;
    --surface-2: #faf8f5;
    --surface-3: #f3efe9;
    --text: #161616;
    --muted: #6b6b6b;
    --line: rgba(17, 24, 39, 0.08);
    --line-strong: rgba(17, 24, 39, 0.14);
    --shadow: 0 20px 60px rgba(17, 24, 39, 0.08);
    --radius-xl: 28px;
    --radius-lg: 22px;
    --radius-md: 18px;
    --radius-sm: 14px;
    --primary: #f8fafc;
    --primary-text: #0f172a;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--text);
    font-family: "Manrope", sans-serif;
    background:
        radial-gradient(circle at top, rgba(59, 130, 246, 0.08), transparent 0 32%),
        linear-gradient(180deg, #fbfaf8 0%, #f6f4f1 100%);
}

a {
    color: inherit;
}

img {
    max-width: 100%;
}

.container {
    width: min(1160px, calc(100% - 28px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(251, 250, 248, 0.92);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(16px);
}

.header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.site-giveaway-wrap {
    padding: 12px 0 0;
}

.site-giveaway-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 16px;
    border-radius: 22px;
    border: 1px solid rgba(59, 130, 246, 0.16);
    background:
        radial-gradient(circle at top right, rgba(59, 130, 246, 0.10), transparent 28%),
        linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    box-shadow: 0 18px 38px rgba(17, 24, 39, 0.08);
}

.site-giveaway-copy {
    display: grid;
    gap: 4px;
}

.site-giveaway-label {
    display: inline-flex;
    width: fit-content;
    padding: 4px 9px;
    border-radius: 999px;
    background: rgba(59, 130, 246, 0.08);
    color: #1d4ed8;
    font-family: "Sora", sans-serif;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.site-giveaway-copy strong {
    font-family: "Sora", sans-serif;
    font-size: 16px;
    line-height: 1.2;
}

.site-giveaway-copy p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.5;
}

.site-giveaway-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.site-giveaway-actions a,
.site-giveaway-dismiss {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 16px;
    border-radius: 999px;
    text-decoration: none;
    font-family: "Sora", sans-serif;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.04em;
    border: 1px solid rgba(17, 24, 39, 0.10);
    background: #111827;
    color: #fff;
}

.site-giveaway-actions a.is-secondary,
.site-giveaway-dismiss {
    background: #fff;
    color: var(--text);
}

.site-giveaway-dismiss {
    width: 42px;
    padding: 0;
    cursor: pointer;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-avatar {
    width: 44px;
    height: 44px;
    border-radius: 999px;
    object-fit: cover;
    border: 1px solid rgba(17, 24, 39, 0.08);
    background: #fff;
}

.brand-copy {
    display: grid;
    gap: 2px;
}

.brand-copy strong,
h1,
h2,
h3,
.footer-title,
.seo-links-title,
.card-link,
.btn,
.platform-pill {
    font-family: "Sora", sans-serif;
}

.brand-copy small {
    color: var(--muted);
    font-size: 12px;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: nowrap;
    justify-content: flex-end;
}

.site-nav a {
    color: var(--muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 700;
}

.nav-menu {
    position: relative;
}

.nav-menu summary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 10px 16px;
    border-radius: 999px;
    border: 1px solid var(--line-strong);
    background: #fff;
    color: var(--text);
    font-family: "Sora", sans-serif;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    list-style: none;
}

.nav-menu summary::-webkit-details-marker {
    display: none;
}

.nav-menu-panel {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 210px;
    display: grid;
    gap: 6px;
    padding: 10px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: #fff;
    box-shadow: var(--shadow);
}

.nav-menu-panel a {
    padding: 10px 12px;
    border-radius: 10px;
    color: var(--text);
}

.nav-menu-panel a:hover {
    background: var(--surface-2);
}

.site-nav .nav-cta,
.btn,
.card-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 18px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 800;
    white-space: nowrap;
}

.site-nav .nav-cta,
.btn-primary {
    background: #111827;
    color: #fff;
}

.btn-secondary {
    border: 1px solid var(--line-strong);
    background: #fff;
    color: var(--text);
}

.section,
.site-footer {
    padding: 22px 0;
}

.hub-hero {
    padding: 10px 0 6px;
}

.hero-panel,
.content-shell,
.seo-links,
.faq-card,
.info-card,
.legal-shell,
.platform-card {
    background: var(--surface);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.hero-panel,
.content-shell,
.legal-shell,
.seo-links {
    border-radius: var(--radius-xl);
}

.hero-panel {
    max-width: 900px;
    margin: 0 auto;
    padding: 12px 22px 16px;
    text-align: center;
    background: transparent;
    border: 0;
    box-shadow: none;
}

.hero-top-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.hero-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 10px 18px;
    border-radius: 14px;
    border: 1px solid rgba(15, 23, 42, 0.1);
    background: #fff;
    color: #111827;
    text-decoration: none;
    font-family: "Sora", sans-serif;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.hero-chip-icon {
    width: 16px;
    height: 16px;
    object-fit: contain;
    flex: 0 0 auto;
}

.eyebrow {
    margin: 0 0 10px;
    color: #4b5563;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

h1,
h2,
h3 {
    margin: 0;
    letter-spacing: -0.04em;
}

.hero-panel h1 {
    max-width: 520px;
    margin: 0 auto;
    font-size: clamp(34px, 5vw, 52px);
    line-height: 0.96;
    text-shadow: 0 12px 28px rgba(17, 24, 39, 0.08);
}

.hero-copy,
.section-head p,
.platform-card p,
.info-card p,
.text-block p,
.faq-card p,
.footer-copy,
.legal-shell p {
    color: var(--muted);
    font-size: 16px;
    line-height: 1.72;
}

.hero-copy {
    max-width: 520px;
    margin: 10px auto 0;
    font-size: 18px;
    line-height: 1.52;
}

.hero-note {
    max-width: 780px;
    margin: 14px auto 0;
    padding: 16px 24px;
    border-radius: 18px;
    background: #fbfaf8;
    border: 1px solid rgba(15, 23, 42, 0.1);
    color: #4b5563;
}

.hero-note p {
    margin: 0;
    font-size: 16px;
    line-height: 1.65;
}

.section-head {
    margin-bottom: 12px;
}

.section-head h2,
.text-block h2,
.legal-shell h1 {
    font-size: clamp(28px, 4vw, 44px);
    line-height: 1.04;
}

.section-muted {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.35));
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.platform-grid,
.info-grid,
.faq-grid,
.footer-grid {
    display: grid;
    gap: 18px;
}

.platform-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.platform-card,
.info-card,
.faq-card {
    border-radius: var(--radius-lg);
    padding: 22px;
}

.platform-card {
    position: relative;
    overflow: hidden;
    min-height: 0;
    display: flex;
    flex-direction: column;
    background: #fff;
    color: #111827;
    box-shadow: 0 10px 24px rgba(17, 24, 39, 0.06);
    border: 1.5px solid #e5e7eb;
    border-radius: 18px;
}

.platform-card-kakobuy {
    border-color: #ff6b75;
}

.platform-card-website {
    border-color: #d9b98c;
}

.platform-card-litbuy {
    border-color: #f4d03f;
}

.platform-card-oopbuy {
    border-color: #ff5ca8;
}

.platform-card-acbuy {
    border-color: #8b93ff;
}

.platform-card-media {
    position: relative;
    padding: 14px 14px 0;
}

.platform-logo-wrap {
    width: 100%;
    height: 118px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px 14px 0 0;
    background: #f8f8f8;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-bottom: 0;
}

.platform-logo {
    width: min(148px, 78%);
    height: 64px;
    object-fit: contain;
}

.platform-logo-preview {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    border-radius: 12px 12px 0 0;
}

.platform-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 26px;
    padding: 4px 8px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    color: #475569;
    font-family: "Sora", sans-serif;
    font-size: 10px;
    font-weight: 700;
    line-height: 1.1;
    text-align: center;
}

.platform-card h3,
.info-card h3,
.faq-card h3,
.seo-links-title {
    font-size: 24px;
    line-height: 1.08;
}

.platform-card p,
.info-card p,
.faq-card p {
    margin: 12px 0 0;
}

.platform-card-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 14px 14px 16px;
    text-align: center;
    border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.platform-card h3 {
    font-size: 16px;
    line-height: 1.15;
}

.platform-card p {
    color: #475569;
    display: none;
}

.card-link {
    margin-top: 2px;
    width: 100%;
    background: #111827;
    color: #fff;
    min-height: 40px;
    padding: 10px 12px;
    font-size: 13px;
}

.content-shell {
    padding: 24px;
}

.split-shell {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 18px;
}

.seo-links {
    padding: 22px;
    display: grid;
    align-content: start;
    gap: 10px;
}

.seo-links a,
.footer-links a {
    text-decoration: none;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: #fff;
}

.faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.footer-grid {
    grid-template-columns: 1fr 1fr 0.8fr;
}

.footer-links {
    display: grid;
    gap: 10px;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 0 26px;
    color: var(--muted);
    font-size: 14px;
}

.legal-page {
    padding: 34px 0 54px;
}

.legal-shell {
    max-width: 880px;
    padding: 26px;
}

.legal-shell p {
    margin: 14px 0 0;
}

@media (max-width: 1080px) {
    .platform-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-grid,
    .split-shell {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 760px) {
    .header-inner {
        padding: 10px 0;
        flex-direction: row;
        align-items: flex-start;
        justify-content: space-between;
    }

    .site-nav {
        flex-shrink: 0;
        gap: 8px;
    }

    .nav-menu-panel {
        left: auto;
        right: 0;
    }

    .nav-menu summary,
    .site-nav .nav-cta {
        min-height: 38px;
        padding: 9px 14px;
        font-size: 12px;
    }

    .brand {
        flex: 1 1 auto;
        min-width: 0;
    }

    .brand-copy strong {
        font-size: 12px;
        line-height: 1.2;
    }

    .brand-copy small {
        font-size: 11px;
        line-height: 1.25;
    }

    .brand-avatar {
        width: 40px;
        height: 40px;
    }

    .site-giveaway-banner {
        flex-direction: column;
        align-items: stretch;
    }

    .site-giveaway-actions {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .platform-grid,
    .info-grid,
    .faq-grid,
    .footer-grid,
    .split-shell {
        grid-template-columns: 1fr;
    }

    .platform-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
    }

    .hero-panel,
    .content-shell,
    .seo-links,
    .faq-card,
    .info-card,
    .legal-shell,
    .platform-card {
        padding: 18px;
    }

    .hero-panel h1 {
        max-width: 300px;
        font-size: clamp(24px, 9vw, 34px);
        line-height: 0.98;
    }

    .hero-panel {
        padding: 8px 6px 4px;
    }

    .hero-copy {
        max-width: 320px;
        margin-top: 8px;
        font-size: 14px;
        line-height: 1.55;
    }

    .hero-top-actions {
        gap: 10px;
        margin-bottom: 10px;
    }

    .hero-chip {
        min-height: 40px;
        min-width: calc(50% - 6px);
        padding: 10px 12px;
        font-size: 12px;
    }

    .hero-note {
        max-width: 332px;
        margin-top: 12px;
        padding: 14px 16px;
        border-radius: 16px;
    }

    .hero-note p {
        font-size: 13px;
        line-height: 1.6;
    }

    .platform-logo-wrap {
        height: 90px;
    }

    .platform-logo {
        width: min(118px, 76%);
        height: 52px;
    }

    .platform-logo-preview {
        width: 100%;
        height: 100%;
    }

    .platform-card {
        padding: 0;
    }

    .platform-card-body {
        padding: 12px 10px 12px;
    }

    .platform-card h3 {
        font-size: 14px;
    }

    .card-link {
        min-height: 36px;
        padding: 8px 10px;
        font-size: 12px;
    }

    .platform-badge {
        top: 8px;
        right: 8px;
        min-height: 22px;
        padding: 3px 7px;
        font-size: 9px;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
}