/* ── Grid background ── */

body[data-page="explorer"] {
    background:
        linear-gradient(rgba(140, 165, 220, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(140, 165, 220, 0.05) 1px, transparent 1px),
        radial-gradient(circle at 50% -10%, rgba(79, 140, 255, 0.15), transparent 50%),
        var(--bg);
    background-size: 60px 60px, 60px 60px, 100% 100%, 100% 100%;
    background-attachment: fixed;
}

/* ── Hero ── */

.explorer-hero {
    margin-top: 72px;
    text-align: center;
}

.explorer-hero h1 {
    margin: 0 0 12px;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.explorer-hero p {
    margin: 0;
    font-size: 1.05rem;
    color: var(--text-secondary);
}

/* ── Panel ── */

.explorer-panel {
    margin-top: 48px;
    padding: 28px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(8px);
}

/* ── Toolbar ── */

.explorer-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

.explorer-search {
    min-width: 200px;
    max-width: 280px;
    height: 40px;
    padding: 0 14px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: rgba(120, 150, 220, 0.08);
    color: var(--text);
    font-size: 0.88rem;
    outline: none;
    transition: border-color 180ms ease, box-shadow 180ms ease;
}

.explorer-search::placeholder {
    color: var(--text-muted);
}

.explorer-search:focus {
    border-color: rgba(79, 140, 255, 0.45);
    box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.15);
}

.explorer-filters {
    display: flex;
    align-items: center;
    gap: 14px;
}

.explorer-sort {
    height: 40px;
    padding: 0 32px 0 14px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: rgba(120, 150, 220, 0.08);
    color: var(--text);
    font-size: 0.88rem;
    outline: none;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238a94b0' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}

.explorer-sort option {
    background: #131a2e;
    color: #e8edf7;
}

/* ── Toggle ── */

.explorer-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.explorer-toggle input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-track {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
    border-radius: 999px;
    background: rgba(140, 165, 220, 0.18);
    transition: background 180ms ease;
}

.toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    border-radius: 999px;
    background: #fff;
    transition: transform 180ms ease;
}

.explorer-toggle input:checked ~ .toggle-track {
    background: var(--accent);
}

.explorer-toggle input:checked ~ .toggle-track .toggle-thumb {
    transform: translateX(18px);
}

.toggle-label {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

/* ── Scene Grid ── */

.explorer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.explorer-empty {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-muted);
    padding: 48px 0;
}

/* ── Scene Card ── */

.explorer-card {
    border-radius: 16px;
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--line);
    transition: border-color 200ms ease, transform 200ms ease;
    cursor: pointer;
}

.explorer-card:hover {
    border-color: rgba(79, 140, 255, 0.32);
    transform: translateY(-2px);
    box-shadow: 0 14px 36px rgba(37, 99, 235, 0.2);
}

.explorer-card-thumb {
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.explorer-card-thumb img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform 280ms ease;
}

.explorer-card:hover .explorer-card-thumb img {
    transform: scale(1.04);
}

.explorer-card-info {
    padding: 14px 16px;
}

.explorer-card-info h3 {
    margin: 0 0 4px;
    font-size: 0.95rem;
    font-weight: 600;
}

.explorer-card-info p {
    margin: 0;
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.explorer-card-date {
    display: block;
    margin-top: 8px;
    font-size: 0.76rem;
    color: var(--text-muted);
}

/* ── Responsive ── */

@media (max-width: 900px) {
    .explorer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .explorer-toolbar {
        flex-wrap: wrap;
    }

    .explorer-search {
        min-width: 100%;
    }
}

@media (max-width: 540px) {
    .explorer-grid {
        grid-template-columns: 1fr;
    }

    .explorer-panel {
        padding: 18px;
    }

    .explorer-filters {
        width: 100%;
        justify-content: space-between;
    }
}