.preview-container {
    position: relative;
    padding: 1rem;
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: repeating-conic-gradient(#80808010 0% 25%, transparent 0% 50%) 50% / 20px 20px;
}

.preview-container img {
    max-width: 100%;
    max-height: 300px;
    height: auto;
    object-fit: contain;
}

.effect-grid {
    display: grid;
    gap: 1rem;
    margin-top: 2rem;
}

/* 横書き時のグリッドレイアウト */
.effect-grid:not([data-vertical="true"]) {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* 縦書き時のグリッドレイアウト */
.effect-grid[data-vertical="true"] {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.effect-item {
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
    padding: 1rem;
    text-align: center;
    display: flex;
    flex-direction: column;
}

.effect-name {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.effect-item.error {
    border-color: #ffcdd2;
}

.text-danger {
    color: #dc3545;
}

/* エフェクトレンダリング用のスタイル */
.effect-renderer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.effect-renderer canvas {
    position: absolute;
    top: 0;
    left: 0;
}

/* パーティクルエフェクト用のスタイル */
.particle-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* 3Dエフェクト用のスタイル */
.three-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

/* アニメーションエフェクト用のスタイル */
@keyframes sparkle {
    0%, 100% { opacity: 0; }
    50% { opacity: 1; }
}

@keyframes fire {
    0% { transform: translateY(0) scale(1); }
    100% { transform: translateY(-20px) scale(0.8); opacity: 0; }
}

@keyframes electric {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes underwater {
    0% { transform: translateY(0) translateX(0); }
    50% { transform: translateY(-10px) translateX(5px); }
    100% { transform: translateY(0) translateX(0); }
}

.btn-check-wrapper {
    display: inline-block;
    margin: 2px;
}

.btn-check-wrapper .btn {
    margin: 0;
    white-space: nowrap;
}

#fontTagFilter {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
}

#fontTagFilter .btn {
    border-radius: 0.25rem;
    font-size: 0.875rem;
    padding: 0.25rem 0.5rem;
}

/* チェックされた状態のスタイル */
.btn-check:checked + .btn-outline-primary {
    background-color: #0d6efd;
    color: white;
}

.btn-check:checked + .btn-outline-success {
    background-color: #198754;
    color: white;
}

.filter-group {
    margin-bottom: 1rem;
    width: 100%;
}

.filter-group-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: #6c757d;
    margin-bottom: 0.5rem;
}

.btn-group-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.tag-count {
    font-size: 0.75rem;
    opacity: 0.8;
}

/* ボタンのホバー時もタグカウントの視認性を保持 */
.btn-check:checked + .btn-outline-primary .tag-count,
.btn-outline-primary:hover .tag-count {
    opacity: 1;
}

/* ポストプロセスのスタイル */
#postProcessContainer .card {
    border: 1px solid rgba(0,0,0,.125);
    transition: border-color 0.2s ease-in-out;
}

#postProcessContainer .card:hover {
    border-color: rgba(0,0,0,.3);
}

#postProcessContainer .card-header {
    background-color: rgba(0,0,0,.03);
    padding: 0.75rem 1rem;
}

#postProcessContainer .card-body {
    padding: 1rem;
}

#postProcessContainer .form-check {
    width: 100%;
}

#postProcessContainer .form-check-label {
    font-weight: 500;
    cursor: pointer;
}

#postProcessContainer .form-range {
    margin-top: 0.5rem;
}

#postProcessContainer .range-value {
    text-align: center;
    font-size: 0.875rem;
    color: #6c757d;
    margin-top: 0.25rem;
}