body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - var(--header-height));
}

.dashboard-layout {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    padding: 24px;
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 32px;
    opacity: 0;
    animation: dashboardAppear 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
    align-items: start;
}

.dashboard-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 24px);
    background: rgba(var(--bg-light-rgb), 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 24px;
}

.dashboard-main {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.dashboard-header {
    background: linear-gradient(135deg, rgba(var(--bg-light-rgb), 0.05), rgba(var(--bg-light-rgb), 0.01));
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 32px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.dashboard-header h2 {
    font-size: 2.2em;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}

.dashboard-header p {
    color: var(--text-muted);
    font-size: 1.1em;
}

.dashboard-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 8px;
}

#btn-create-set {
    border-radius: 12px;
    font-size: 1em;
    padding: 12px 20px;
    gap: 8px;
    display: flex;
    align-items: center;
    white-space: nowrap;
    box-shadow: 0 4px 15px rgba(var(--primary-rgb), 0.3);
}

.user-email-text {
    color: var(--primary);
    font-weight: 600;
}

.dashboard-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.welcome-box {
    text-align: left;
    padding: 24px;
    background: rgba(var(--bg-light-rgb), 0.03);
    border-radius: 16px;
    border: 1px solid rgba(var(--bg-light-rgb), 0.05);
}

.welcome-icon {
    font-size: 3em;
    color: var(--primary);
    margin-bottom: 12px;
}

.welcome-box h3 {
    margin-bottom: 8px;
    font-size: 1.25em;
    font-weight: 600;
}

.welcome-box p {
    color: var(--text-muted);
}

@keyframes dashboardAppear {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


.sets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    width: 100%;
}

.set-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 24px;
    border-radius: 20px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
    border: 1px solid rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(10px);
    transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.set-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(var(--primary-rgb), 0.1), transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.set-card:hover {
    transform: translateY(-6px);
    border-color: rgba(var(--primary-rgb), 0.4);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 20px rgba(var(--primary-rgb), 0.1);
}

.set-card:hover::before {
    opacity: 1;
}

.set-card.selected {
    border-color: var(--primary) !important;
    background: rgba(var(--primary-rgb), 0.08) !important;
    box-shadow: 0 0 15px rgba(var(--primary-rgb), 0.25) !important;
}

.set-card.in-selection-mode {
    border-color: rgba(255, 255, 255, 0.1);
}

.set-checkbox-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    transition: all 0.2s ease;
}

.set-card.selected .set-checkbox-wrapper {
    background: rgba(var(--primary-rgb), 0.2);
}

.set-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
    gap: 12px;
}

.set-title {
    font-size: 1.3em;
    font-weight: 600;
    color: var(--text-light);
    margin: 0;
    line-height: 1.4;
}

.set-badge {
    background: rgba(var(--primary-rgb), 0.15);
    color: var(--primary);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 600;
    text-transform: capitalize;
}

.set-desc {
    color: var(--text-muted);
    font-size: 0.95em;
    margin-bottom: 24px;
    line-height: 1.5;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.set-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(var(--bg-light-rgb), 0.05);
    padding-top: 16px;
    gap: 12px;
}

.set-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 0.85em;
    color: var(--text-muted);
}

.set-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}



.no-sets-box {
    text-align: center;
    padding: 60px 24px;
    background: rgba(var(--bg-light-rgb), 0.02);
    border-radius: 20px;
    border: 1.5px dashed rgba(var(--bg-light-rgb), 0.08);
}

.no-sets-icon {
    font-size: 4em;
    color: var(--text-muted);
    margin-bottom: 16px;
    opacity: 0.5;
}

.no-sets-box h3 {
    font-size: 1.4em;
    font-weight: 600;
    margin-bottom: 8px;
}

.no-sets-box p {
    color: var(--text-muted);
    margin-bottom: 24px;
}

.folder-filter-container {
    width: 100%;
}

.folder-chips-title {
    font-size: 0.85em;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 16px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-left: 8px;
}

.set-folder-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: rgba(var(--bg-light-rgb), 0.04);
    color: var(--text-muted);
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.75em;
    font-weight: 500;
    margin-top: 6px;
    border: 1px solid rgba(var(--bg-light-rgb), 0.04);
    width: fit-content;
}

.set-author-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: rgba(99, 179, 237, 0.12);
    color: #63b3ed;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.75em;
    font-weight: 500;
    margin-top: 6px;
    border: 1px solid rgba(99, 179, 237, 0.15);
    width: fit-content;
}

.folder-chips-title span.material-symbols-rounded {
    font-size: 18px;
}

.folder-chips {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 100%;
}

.folder-chip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-radius: 10px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
    font-size: 0.95em;
    user-select: none;
    text-align: left;
    width: 100%;
}

.folder-chip > div {
    display: flex;
    align-items: center;
    gap: 10px;
}

.folder-chip:hover {
    background: rgba(var(--bg-light-rgb), 0.04);
    color: var(--text-light);
}

.folder-chip.active {
    background: rgba(var(--primary-rgb), 0.15);
    color: var(--primary);
    font-weight: 600;
}

.folder-chip.active .material-symbols-rounded {
    color: var(--primary);
}

.chip-count {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-muted);
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 600;
}

.folder-chip.active .chip-count {
    background: rgba(var(--primary-rgb), 0.2);
    color: var(--primary);
}

.folder-chip:hover .rename-folder-btn,
.folder-chip.active .rename-folder-btn {
    display: inline-flex !important;
}
.rename-folder-btn:hover {
    color: var(--primary) !important;
}

.folder-chip--shared {
    color: #63b3ed;
}

.folder-chip--shared .material-symbols-rounded {
    color: #63b3ed;
}

.folder-chip--shared:hover {
    background: rgba(99, 179, 237, 0.1);
    color: #90cdf4;
}

.folder-chip--shared.active {
    background: rgba(99, 179, 237, 0.15);
    color: #90cdf4;
}

.folder-chip--shared.active .chip-count {
    background: rgba(99, 179, 237, 0.25);
    color: #90cdf4;
}

.folder-chip-divider {
    display: block;
    width: 100%;
    height: 1px;
    background: rgba(255, 255, 255, 0.08);
    margin: 8px 0;
}


.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 32px;
    flex-wrap: wrap;
    width: 100%;
}

.pagination-btn {
    background: rgba(var(--bg-light-rgb), 0.03);
    border: 1px solid rgba(var(--bg-light-rgb), 0.06);
    color: var(--text-light);
    padding: 8px 16px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
    user-select: none;
    font-size: 0.9em;
}

.pagination-btn:hover:not(:disabled) {
    background: rgba(var(--bg-light-rgb), 0.08);
    border-color: rgba(var(--bg-light-rgb), 0.12);
    color: var(--text-light);
    transform: translateY(-1px);
}

.pagination-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.pagination-info {
    color: var(--text-muted);
    font-size: 0.95em;
    margin: 0 16px;
    font-weight: 500;
}


.search-container {
    position: relative;
    flex: 1;
    max-width: none;
}

.search-container .search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    font-size: 20px;
    transition: color 0.2s ease;
}

#search-input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    background: rgba(var(--bg-light-rgb), 0.03);
    border: 1px solid rgba(var(--bg-light-rgb), 0.08);
    border-radius: 12px;
    color: var(--text-light);
    font-size: 0.95em;
    font-weight: 500;
    outline: none;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

#search-input:focus {
    background: rgba(var(--bg-light-rgb), 0.06);
    border-color: rgba(var(--primary-rgb), 0.5);
    box-shadow: 0 0 0 4px rgba(var(--primary-rgb), 0.15);
}

#search-input:focus + .search-icon {
    color: var(--primary);
}

.header-sets-usage {
    text-align: right;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.sets-usage-label {
    font-size: 0.85em;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.sets-usage-value {
    font-size: 1.6em;
    font-weight: 700;
    color: var(--text-light);
    background: linear-gradient(135deg, var(--text-light), var(--primary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.btn-sync {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    border-radius: 12px;
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    height: 48px;
    width: 48px;
}
.btn-sync:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}
.btn-sync:disabled,
.btn-sync.spinning {
    pointer-events: none;
    opacity: 0.6;
    cursor: not-allowed;
}
.btn-sync .material-symbols-rounded {
    font-size: 20px;
}
.btn-sync.spinning .material-symbols-rounded {
    animation: spin 1s linear infinite;
}
@keyframes spin {
    100% { transform: rotate(360deg); }
}