:root {
    --bg: #0a0a0a;
    --bg-elev: #111113;
    --border: rgba(255, 255, 255, 0.08);
    --text: #ffffff;
    --text-dim: #8a8a90;
    --text-muted: #b8b8be;
    --accent: #1e90ff;
    --radius: 18px;
    --container: 1280px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); overflow-x: hidden; }
body {
    font-family: 'Manrope', 'Quicksand', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 300;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 32px;
}

/* ---------- Header ---------- */
.site-header { padding: 28px 0 0; }
.site-header__inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
    gap: 18px;
}
.site-wordmark {
    display: inline-flex;
    align-items: center;
    flex: 0 1 auto;
    min-width: 0;
    max-width: 320px;
}
.site-wordmark svg { display: block; width: auto; height: 28px; max-width: 100%; }
.site-wordmark__img { display: block; height: 40px; width: auto; max-width: 100%; object-fit: contain; }
.site-socials { display: flex; gap: 6px; }
.site-socials__link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px; height: 32px;
    border-radius: 6px;
    color: var(--text-dim);
    transition: color .15s ease;
}
.site-socials__link:hover { color: var(--text); }

/* ---------- Tabs ---------- */
.site-tabs {
    margin-top: 28px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-bottom: 1px solid var(--border);
}
.site-tabs__tab {
    text-align: center;
    padding: 14px 0 18px;
    font-size: 16px;
    color: var(--text-dim);
    position: relative;
    letter-spacing: 0.2px;
}
.site-tabs__tab.is-active { color: var(--text); font-weight: 700; }
.site-tabs__tab.is-active::after {
    content: '';
    position: absolute;
    left: 14%; right: 14%;
    bottom: -1px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

/* ---------- Education grid ---------- */
.site-main { padding: 32px 0 80px; }
.education-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.cat-card {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    aspect-ratio: 4 / 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 28px;
    transition: transform .15s ease, border-color .15s ease;
}
.cat-card:hover { border-color: rgba(30,144,255,0.4); transform: translateY(-2px); }
.cat-card__art {
    flex: 1 1 0;
    min-height: 0;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.cat-card__art img {
    width: 100%;
    height: 100%;
    max-height: 100%;
    object-fit: contain;
}
.cat-card__label {
    margin-top: 16px;
    font-size: 18px;
    font-weight: 400;
    color: var(--text);
}
.empty-note { grid-column: 1 / -1; color: var(--text-dim); text-align: center; padding: 40px 0; }

/* ---------- Category detail ---------- */
.category-detail__header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 8px 0 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 32px;
}
.back-link { color: var(--text); display: inline-flex; padding: 4px; }
.category-detail__title {
    font-size: 32px;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.2px;
}
.media-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 56px; }
.media-card {
    display: block;
    width: 100%;
    padding: 0;
    text-align: center;
}
.media-card__thumb {
    position: relative;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    background: var(--bg-elev);
    aspect-ratio: 16 / 10;
}
.media-card__thumb img {
    width: 100%; height: 100%; object-fit: cover;
}
.media-card__overlay {
    position: absolute;
    inset: 0;
    margin: auto;
    width: 70px; height: 70px;
    background: rgba(255,255,255,0.18);
    border: 1px solid rgba(255,255,255,0.55);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    backdrop-filter: blur(4px);
}
.media-card__overlay--video svg { margin-left: 4px; }
.media-card__caption {
    margin-top: 18px;
    font-size: 22px;
    color: var(--text-muted);
    font-weight: 400;
}

/* ---------- Reels grid ---------- */
.reels-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    margin: 0 auto;
    max-width: 860px;
    padding: 0 20px;
}
@media (max-width: 720px) {
    .reels-grid { max-width: none; padding: 0; }
}
.reel-card {
    position: relative;
    aspect-ratio: 3 / 4;
    background: #1a1a1a;
    border: 0;
    padding: 0;
    overflow: hidden;
}
.reel-card img { width: 100%; height: 100%; object-fit: cover; }
.reel-card__corner {
    position: absolute;
    top: 8px; right: 10px;
    display: inline-flex;
}
.reel-card__views {
    position: absolute;
    bottom: 10px; left: 10px;
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 15px; font-weight: 500; color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.6);
}

/* ---------- Viewer ---------- */
.viewer {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.96);
    z-index: 9999;
    display: flex; align-items: center; justify-content: center;
}
.viewer[hidden] { display: none; }
.viewer__bar {
    position: absolute;
    top: 0; left: 0; right: 0;
    display: flex; align-items: center; gap: 14px;
    padding: 18px 20px;
    z-index: 2;
    background: linear-gradient(to bottom, rgba(0,0,0,0.55), rgba(0,0,0,0));
    pointer-events: none;
}
.viewer__back {
    pointer-events: auto;
    color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    padding: 4px;
}
.viewer__title {
    pointer-events: auto;
    color: #fff;
    font-size: 26px;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.2px;
}
.viewer__video { width: min(95vw, 1200px); }
.viewer__video video,
.viewer__video .plyr { width: 100%; height: auto; max-height: 90vh; background: #000; }
.viewer__image { width: 100vw; height: 100vh; }
.plyr--video { --plyr-color-main: var(--accent); border-radius: 8px; }

/* ---------- Mobile ---------- */
@media (max-width: 720px) {
    .container { padding: 0 22px; }

    /* Header — sized to fit alongside the 3 social icons */
    .site-header { padding: 28px 0 0; }
    .site-header__inner { padding: 0 18px; gap: 10px; justify-content: space-between; flex-wrap: nowrap; }
    .site-wordmark { max-width: calc(100vw - 170px); }
    .site-wordmark svg { width: 100%; height: auto; max-height: 36px; }
    .site-wordmark__img { width: 100%; height: auto; max-height: 40px; }
    .site-socials { gap: 2px; flex: 0 0 auto; }
    .site-socials__link { width: 32px; height: 32px; }
    .site-socials__link svg { width: 20px; height: 20px; }

    /* Tabs */
    .site-tabs { margin-top: 26px; }
    .site-tabs__tab { padding: 14px 0 16px; font-size: 16px; }
    .site-tabs__tab.is-active { font-size: 17px; }
    .site-tabs__tab.is-active::after { left: 12%; right: 12%; height: 3px; }

    .site-main { padding: 12px 0 80px; }

    /* Education grid */
    .education-grid {
        grid-template-columns: 1fr;
        gap: 0;
        padding: 0;
    }
    .cat-card {
        border: 0;
        border-radius: 0;
        border-bottom: 1px solid var(--border);
        aspect-ratio: auto;
        padding: 56px 22px 60px;
        min-height: 440px;
    }
    .cat-card__art { min-height: 0; height: 280px; }
    .cat-card__art img { height: 100%; width: auto; max-width: 100%; }
    .cat-card__label { font-size: 22px; margin-top: 30px; }

    /* Category detail — on mobile, the page chrome is just the back+title bar */
    body.single-category_page .site-header { display: none; }
    body.single-category_page .site-main { padding-top: 28px; }
    .category-detail__header { padding: 4px 0 18px; margin-bottom: 28px; gap: 12px; }
    .category-detail__title { font-size: 32px; font-weight: 700; }
    .back-link svg { width: 32px; height: 32px; }
    .media-list { gap: 48px; }
    .media-card__caption { font-size: 22px; margin-top: 18px; }
    .media-card__overlay { width: 64px; height: 64px; }

    /* Reels — full-bleed edge-to-edge */
    .reels-grid { max-width: none; padding: 0; gap: 2px; }
    .reel-card { aspect-ratio: 3 / 4; }
    .reel-card__corner { top: 10px; right: 10px; }
    .reel-card__views { font-size: 16px; bottom: 12px; left: 12px; }

    /* Viewer */
    .viewer__title { font-size: 24px; }
}