/*
Theme Name: PureLustTodo Video
Theme URI: https://example.com/
Author: ChatGPT
Description: Simple dark video grid theme with 3-page layout.
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: purelusttodo
*/

:root {
    --bg-color: #111827;
    --bg-elevated: #1f2937;
    --accent: #3b82f6;
    --accent-soft: rgba(59, 130, 246, 0.15);
    --text-main: #f9fafb;
    --text-muted: #9ca3af;
    --border-subtle: #374151;
    --card-radius: 10px;
    --transition-fast: 0.18s ease-out;
    --max-width: 1200px;
    --nav-height: 64px;
    --shadow-soft: 0 10px 25px rgba(0, 0, 0, 0.35);
    --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.55);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
        sans-serif;
    background: radial-gradient(circle at top, #1f2937 0, #020617 55%, #020617 100%);
    color: var(--text-main);
    min-height: 100vh;
}

/* Layout */

.site-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-main {
    flex: 1 0 auto;
}

.site-footer {
    flex-shrink: 0;
}

/* Header / Navbar */

.site-header {
    position: sticky;
    top: 0;
    z-index: 40;
    backdrop-filter: blur(16px);
    background: linear-gradient(to bottom,
        rgba(15, 23, 42, 0.98),
        rgba(15, 23, 42, 0.92),
        rgba(15, 23, 42, 0.85),
        transparent
    );
    border-bottom: 1px solid rgba(55, 65, 81, 0.8);
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.25rem;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.brand {
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-size: 1.05rem;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.brand span.logo-dot {
    width: 9px;
    height: 9px;
    border-radius: 999px;
    background: linear-gradient(135deg, #22c55e, #3b82f6);
    box-shadow: 0 0 18px rgba(59, 130, 246, 0.9);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.nav-links a {
    text-decoration: none;
    font-size: 0.9rem;
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
    color: var(--text-muted);
    border: 1px solid transparent;
    transition: background var(--transition-fast),
        color var(--transition-fast),
        border-color var(--transition-fast),
        transform var(--transition-fast);
    opacity: 0.92;
}

.nav-links a:hover,
.nav-links a:focus {
    color: var(--text-main);
    background: rgba(15, 23, 42, 0.85);
    border-color: rgba(55, 65, 81, 0.9);
    transform: translateY(-1px);
}

.nav-links a.nav-primary {
    background: radial-gradient(circle at top left, #3b82f6, #1d4ed8);
    color: #f9fafb;
    border-color: rgba(59, 130, 246, 0.8);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.4);
}

.nav-links a.nav-primary:hover {
    box-shadow: 0 15px 30px rgba(37, 99, 235, 0.55);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.search-form {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    border: 1px solid rgba(55, 65, 81, 0.9);
    background: radial-gradient(circle at top left,
        rgba(31, 41, 55, 0.95),
        rgba(15, 23, 42, 0.98)
    );
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.55);
}

.search-form input[type="search"] {
    border: none;
    outline: none;
    background: transparent;
    color: var(--text-main);
    font-size: 0.85rem;
    width: 180px;
}

.search-form input[type="search"]::placeholder {
    color: var(--text-muted);
}

.search-form button {
    border: none;
    outline: none;
    cursor: pointer;
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    background: radial-gradient(circle at top left, #3b82f6, #1d4ed8);
    color: #f9fafb;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    transition: background var(--transition-fast), transform var(--transition-fast),
        box-shadow var(--transition-fast);
    box-shadow: 0 10px 22px rgba(37, 99, 235, 0.45);
}

.search-form button:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 32px rgba(37, 99, 235, 0.65);
}

/* Hero + Grid layout */

.main-shell {
    max-width: var(--max-width);
    margin: 1.5rem auto 2.5rem;
    padding: 0 1.25rem 0.5rem;
}

.section-heading {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.section-heading h1 {
    margin: 0;
    font-size: 1.35rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.section-heading span.sub {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Grid */

.video-layout {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(0, 1.2fr);
    gap: 1rem;
}

/* Big feature card */

.feature-card {
    position: relative;
    overflow: hidden;
    border-radius: 1.1rem;
    background: radial-gradient(circle at top left, #111827, #020617);
    border: 1px solid rgba(55, 65, 81, 0.9);
    box-shadow: var(--shadow-soft);
    cursor: pointer;
    min-height: 260px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.feature-media {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.feature-media .thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(1.15) contrast(1.03);
    transform: scale(1.02);
    transition: transform 0.4s ease-out, filter 0.4s ease-out;
}

.feature-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.88) 5%,
        rgba(0, 0, 0, 0.75) 28%,
        rgba(0, 0, 0, 0.15) 100%
    );
}

.feature-content {
    position: relative;
    padding: 1.4rem 1.5rem 1.35rem;
    z-index: 2;
}

.feature-pill-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.9rem;
}

.category-pill {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    padding: 0.2rem 0.7rem;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.85);
    background: rgba(15, 23, 42, 0.85);
    color: #e5e7eb;
}

/* Play indicator */

.play-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.play-dot {
    width: 9px;
    height: 9px;
    border-radius: 999px;
    background: #22c55e;
    box-shadow: 0 0 16px rgba(34, 197, 94, 0.85);
}

.feature-title {
    font-size: 1.3rem;
    font-weight: 650;
    margin: 0 0 0.4rem;
}

.feature-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Side grid of smaller cards */

.side-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.9rem;
}

.video-card {
    position: relative;
    background: radial-gradient(circle at top, #020617, #020617);
    border-radius: var(--card-radius);
    overflow: hidden;
    border: 1px solid rgba(55, 65, 81, 0.9);
    cursor: pointer;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    min-height: 133px;
}

.video-thumb-wrap {
    position: relative;
    overflow: hidden;
    padding-top: 56.25%;
}

.video-thumb-wrap img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease-out, filter 0.4s ease-out;
    filter: saturate(1.05);
}

.card-body {
    padding: 0.6rem 0.75rem 0.7rem;
}

.card-category {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--accent);
    margin-bottom: 0.2rem;
}

.card-title {
    font-size: 0.86rem;
    font-weight: 600;
    margin: 0 0 0.3rem;
}

.card-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Hover state */

.feature-card:hover .thumb,
.video-card:hover img {
    transform: scale(1.05);
    filter: saturate(1.2) contrast(1.06);
}

/* Generic page content */

.page-shell {
    max-width: var(--max-width);
    margin: 1.75rem auto 2.5rem;
    padding: 0 1.25rem;
}

.page-shell h1 {
    font-size: 1.4rem;
    margin-top: 0;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.page-shell .page-content {
    margin-top: 1rem;
    color: var(--text-muted);
    font-size: 0.96rem;
}

.page-shell .page-content a {
    color: var(--accent);
}

/* Footer */

.site-footer {
    border-top: 1px solid rgba(55, 65, 81, 0.85);
    background: radial-gradient(circle at top, #020617, #020617);
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem 1.25rem 1.4rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

/* Responsive */

@media (max-width: 900px) {
    .video-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .side-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .nav-inner {
        flex-wrap: wrap;
        padding-top: 0.6rem;
        padding-bottom: 0.7rem;
        height: auto;
    }

    .nav-left {
        width: 100%;
        justify-content: space-between;
    }

    .nav-links {
        flex-wrap: wrap;
    }

    .search-form input[type="search"] {
        width: 120px;
    }

    .video-layout {
        gap: 1rem;
    }

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

@media (max-width: 500px) {
    .side-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .feature-card {
        min-height: 220px;
    }

    .search-form {
        width: 100%;
        justify-content: space-between;
    }

    .search-form input[type="search"] {
        width: 100%;
    }
}