:root {
    --planlooms-brand: #0f5a87;
    --planlooms-brand-soft: #eef6fb;
    --planlooms-border: #d8e2ea;
    --planlooms-text: #173042;
    --planlooms-muted: #617381;
    --planlooms-surface: #ffffff;
    --planlooms-shadow: 0 10px 28px rgba(17, 56, 84, 0.08);
}

.planlooms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.planlooms-card {
    background: var(--planlooms-surface);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--planlooms-border);
    box-shadow: var(--planlooms-shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.planlooms-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 38px rgba(17, 56, 84, 0.12);
}

.planlooms-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--planlooms-text);
}

.planlooms-meta {
    color: var(--planlooms-muted);
    font-size: 14px;
}

.planlooms-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.planlooms-tab {
    padding: 10px 15px;
    border: none;
    background: #eee;
    cursor: pointer;
    border-radius: 6px;
}

.planlooms-tab.active {
    background: #333;
    color: #fff;
}

.planlooms-tab-pane {
    display: none;
}

.planlooms-tab-pane.active {
    display: block;
}

.planlooms-session-card {
    padding: 15px;
    margin-bottom: 10px;
    background: var(--planlooms-surface);
    border-radius: 10px;
    box-shadow: var(--planlooms-shadow);
}

.planlooms-session-card .time {
    font-size: 14px;
    color: #666;
}

.planlooms-session-card .room {
    font-size: 13px;
    color: #999;
}

.pl-registration {
    max-width: 800px;
    margin: auto;
}

.pl-card {
    background: var(--planlooms-surface);
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 12px;
    border: 1px solid var(--planlooms-border);
    box-shadow: var(--planlooms-shadow);
}

.pl-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.pl-package input {
    display: none;
}

.pl-package-box {
    border: 2px solid #eee;
    padding: 15px;
    border-radius: 10px;
    cursor: pointer;
    transition: 0.3s;
}

.pl-package input:checked + .pl-package-box {
    border-color: var(--planlooms-brand);
    background: var(--planlooms-brand-soft);
}

.pl-addon {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.pl-coupon {
    display: flex;
    gap: 10px;
}

.pl-submit {
    width: 100%;
    padding: 15px;
    background: var(--planlooms-brand);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
}

.pl-filters {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.pl-session-card {
    padding: 15px;
    margin-bottom: 10px;
    background: var(--planlooms-surface);
    border-radius: 10px;
    border: 1px solid var(--planlooms-border);
    box-shadow: var(--planlooms-shadow);
}

.pl-notice {
    font-size: 14px;
    line-height: 1.5;
}

.pl-speaker-card img,
.pl-gallery-item img,
.pl-partner-card img,
.pl-sponsor-card img {
    display: block;
}

.pl-gallery {
    --pl-gallery-gap: 18px;
    --pl-gallery-radius: 18px;
    --pl-gallery-overlay: linear-gradient(180deg, rgba(9, 20, 32, 0.04) 0%, rgba(9, 20, 32, 0.82) 100%);
}

.pl-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    margin: 0 0 25px;
}

.pl-filter-btn {
    border: 1px solid var(--planlooms-border);
    background: var(--planlooms-surface);
    color: var(--planlooms-text);
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    cursor: pointer;
    transition: all 0.25s ease;
}

.pl-filter-btn:hover {
    border-color: var(--planlooms-brand);
    color: var(--planlooms-brand);
    transform: translateY(-1px);
}

.pl-filter-btn.is-active {
    background: var(--planlooms-brand);
    color: #fff;
    border-color: var(--planlooms-brand);
}

.pl-item, .pl-gallery-item, .pl-session-card, .pl-speaker-card, .pl-partner-card, .pl-sponsor-card, .pl-announcement-item, .pl-document-item {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.pl-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--pl-gallery-gap);
    align-items: stretch;
}

.pl-gallery-item {
    position: relative;
    min-width: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.pl-gallery-item.is-hidden {
    opacity: 0;
    transform: scale(0.98);
}

.pl-gallery-media {
    position: relative;
    overflow: hidden;
    min-height: 260px;
    height: 100%;
    border-radius: var(--pl-gallery-radius);
    background: linear-gradient(135deg, #edf4f8, #dfe9f2);
    box-shadow: var(--planlooms-shadow);
    isolation: isolate;
}

.pl-gallery-media img {
    width: 100%;
    height: 100%;
    min-height: 260px;
    object-fit: cover;
    transition: transform 0.45s ease;
}

.pl-gallery-item:hover .pl-gallery-media img {
    transform: scale(1.04);
}

.pl-gallery-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    gap: 12px;
    padding: 18px;
    color: #fff;
    background: var(--pl-gallery-overlay);
    pointer-events: none;
}

.pl-gallery-chip {
    align-self: flex-start;
    display: inline-flex;
    padding: 6px 11px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.26);
    backdrop-filter: blur(10px);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.pl-gallery-caption {
    font-size: 16px;
    line-height: 1.4;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
}

.pl-gallery--cards .pl-gallery-item:nth-child(4n + 1) .pl-gallery-media,
.pl-gallery--spotlight .pl-gallery-item:nth-child(3n + 2) .pl-gallery-media {
    min-height: 320px;
}

.pl-gallery--masonry .pl-gallery-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
}

.pl-gallery--masonry .pl-gallery-item {
    grid-column: span 4;
}

.pl-gallery--masonry .pl-gallery-item:nth-child(5n + 1) {
    grid-column: span 8;
}

.pl-gallery--masonry .pl-gallery-item:nth-child(4n + 2) .pl-gallery-media {
    min-height: 340px;
}

.pl-gallery--spotlight .pl-gallery-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
}

.pl-gallery--spotlight .pl-gallery-item:first-child {
    grid-row: span 2;
}

.pl-gallery--spotlight .pl-gallery-item:first-child .pl-gallery-media {
    min-height: 100%;
}

@media (max-width: 782px) {
    .pl-grid {
        grid-template-columns: 1fr;
    }

    .pl-coupon {
        flex-direction: column;
    }

    .pl-gallery-grid,
    .pl-gallery--spotlight .pl-gallery-grid,
    .pl-gallery--masonry .pl-gallery-grid {
        grid-template-columns: 1fr;
    }

    .pl-gallery--masonry .pl-gallery-item,
    .pl-gallery--masonry .pl-gallery-item:nth-child(5n + 1),
    .pl-gallery--spotlight .pl-gallery-item:first-child {
        grid-column: auto;
        grid-row: auto;
    }

    .pl-gallery-filter {
        width: auto;
    }
}