.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1rem;
}

.materials-card {
    display: block;
    padding: 1.25rem !important;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    border-left: 4px solid #dd4b39;
}

.materials-card.status-saved { border-left-color: #f39c12; }
.materials-card.status-done { border-left-color: #00a65a; }

.materials-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-2px);
}

.materials-card h3 {
    margin: 0.5rem 0 0.35rem;
    font-size: 16px;
}

.materials-card p {
    margin: 0 0 0.75rem;
    font-size: 13px;
    color: var(--text-secondary);
}

.materials-card-icon {
    font-size: 22px;
    color: var(--text-secondary);
}

.materials-status {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    background: var(--surface-muted);
}

.materials-status.done {
    background: rgba(0, 166, 90, 0.15);
    color: #0a7a45;
}

.admin-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}

.admin-form-grid .span-2,
.form-group.span-2 {
    grid-column: 1 / -1;
}

.materials-dropzone {
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition);
}

.materials-dropzone:hover,
.materials-dropzone.is-dragover {
    border-color: var(--accent, #0d6efd);
    background: var(--surface-muted);
}

.materials-dropzone i {
    display: block;
    font-size: 28px;
    margin-bottom: 0.5rem;
}

.materials-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1rem;
}

.materials-thumb {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem;
    text-align: center;
}

.materials-thumb img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 0.5rem;
}

.alert {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    font-size: 13px;
}

.alert-success {
    background: rgba(0, 166, 90, 0.12);
    border: 1px solid rgba(0, 166, 90, 0.35);
    color: #0a7a45;
}

.alert-error {
    background: rgba(221, 75, 57, 0.12);
    border: 1px solid rgba(221, 75, 57, 0.35);
    color: #b33a2b;
}

.materials-cat-hint {
    margin: 0 0 0.75rem;
    font-size: 13px;
    color: var(--text-secondary);
}

.materials-cat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 0.5rem;
    max-height: 320px;
    overflow: auto;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--surface-muted);
}

.materials-cat-check {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.5rem 0.6rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    line-height: 1.35;
    background: var(--bg-card);
    border: 1px solid transparent;
    transition: var(--transition);
}

.materials-cat-check:hover {
    border-color: var(--border-glow);
}

.materials-cat-check input {
    margin-top: 0.15rem;
    flex-shrink: 0;
}

.materials-cat-check:has(input:checked) {
    border-color: rgba(0, 166, 90, 0.45);
    background: rgba(0, 166, 90, 0.08);
}

.materials-cat-grid.is-invalid {
    border-color: #dd4b39;
}

.materials-cat-error {
    margin: 0.5rem 0 0;
    font-size: 13px;
    color: #b33a2b;
}