/* ============================================
   게임 정보 페이지 전용 CSS
   ============================================ */

/* 기본 변수 설정 */
:root {
    --game-primary: #667eea;
    --game-secondary: #764ba2;
    --game-accent: #f093fb;
    --game-success: #10b981;
    --game-warning: #f59e0b;
    --game-error: #ef4444;
    
    --game-text-primary: #2d3748;
    --game-text-secondary: #4a5568;
    --game-text-muted: #718096;
    
    --game-bg-primary: #ffffff;
    --game-bg-secondary: #f7fafc;
    --game-bg-dark: #1a202c;
    
    --game-border: #e2e8f0;
    --game-border-hover: #cbd5e0;
    
    --game-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --game-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --game-shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    --game-radius: 12px;
    --game-radius-lg: 16px;
    
    --game-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 컨테이너 스타일 */
.game-info-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* 헤더 섹션 */
.game-hero-section {
    background: linear-gradient(135deg, var(--game-primary) 0%, var(--game-secondary) 100%);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
    margin-bottom: 3rem;
    border-radius: var(--game-radius-lg);
    position: relative;
    overflow: hidden;
}

.game-hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="80" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
    opacity: 0.5;
}

.game-hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 1;
}

.game-hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

/* 검색 컨테이너 */
.game-search-container {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.game-search-input {
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    border: none;
    border-radius: 50px;
    box-shadow: var(--game-shadow-lg);
    outline: none;
    transition: var(--game-transition);
}

.game-search-input:focus {
    transform: scale(1.02);
    box-shadow: var(--game-shadow-xl);
}

.game-search-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--game-primary);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--game-transition);
    font-weight: 600;
}

.game-search-btn:hover {
    background: var(--game-secondary);
    transform: translateY(-50%) scale(1.05);
}

/* 페이지 헤더 */
.game-page-header {
    text-align: center;
    margin-bottom: 3rem;
}

.game-page-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--game-text-primary);
    margin-bottom: 1rem;
}

.game-page-subtitle {
    font-size: 1.1rem;
    color: var(--game-text-muted);
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* 브레드크럼 */
.game-breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    color: var(--game-text-secondary);
    font-size: 0.9rem;
}

.game-breadcrumb a {
    color: var(--game-primary);
    text-decoration: none;
    transition: var(--game-transition);
}

.game-breadcrumb a:hover {
    color: var(--game-secondary);
    text-decoration: underline;
}

/* 카테고리 그리드 */
.game-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.game-category-card {
    background: var(--game-bg-primary);
    border-radius: var(--game-radius-lg);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--game-shadow);
    transition: var(--game-transition);
    border: 2px solid transparent;
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
}

.game-category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--game-primary), var(--game-secondary));
    opacity: 0;
    transition: var(--game-transition);
}

.game-category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--game-shadow-xl);
    border-color: var(--game-primary);
    text-decoration: none;
    color: inherit;
}

.game-category-card:hover::before {
    opacity: 0.05;
}

.game-category-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--game-primary), var(--game-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 1;
}

.game-category-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--game-text-primary);
    position: relative;
    z-index: 1;
}

.game-category-description {
    color: var(--game-text-muted);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.game-category-badge {
    display: inline-block;
    background: var(--game-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.game-category-badge.coming-soon {
    background: var(--game-text-muted);
    color: white;
}

/* 필터 섹션 */
.game-filter-section {
    background: var(--game-bg-primary);
    padding: 1.5rem;
    border-radius: var(--game-radius);
    box-shadow: var(--game-shadow);
    margin-bottom: 2rem;
}

.game-filter-title {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--game-text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.game-filter-tabs {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.game-filter-tab {
    padding: 0.5rem 1rem;
    border: 1px solid var(--game-border);
    border-radius: 20px;
    background: var(--game-bg-primary);
    color: var(--game-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--game-transition);
    font-size: 0.9rem;
}

.game-filter-tab:hover {
    border-color: var(--game-primary);
    color: var(--game-primary);
    text-decoration: none;
}

.game-filter-tab.active {
    background: var(--game-primary);
    color: white;
    border-color: var(--game-primary);
}

.game-filter-tab.active:hover {
    background: var(--game-secondary);
    border-color: var(--game-secondary);
    color: white;
}

/* 콘텐츠 그리드 */
.game-content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

/* 카드 스타일 */
.game-card {
    background: var(--game-bg-primary);
    border-radius: var(--game-radius);
    padding: 1.5rem;
    box-shadow: var(--game-shadow);
    transition: var(--game-transition);
    text-decoration: none;
    color: inherit;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.game-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--game-primary), var(--game-secondary));
    opacity: 0;
    transition: var(--game-transition);
}

.game-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--game-shadow-xl);
    border-color: var(--game-primary);
    text-decoration: none;
    color: inherit;
}

.game-card:hover::before {
    opacity: 0.03;
}

.game-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.game-card-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--game-text-primary);
    margin: 0;
}

.game-card-badge {
    background: var(--game-primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.game-card-badge.oz {
    background: #3b82f6;
}

.game-card-badge.og {
    background: #8b5cf6;
}

.game-card-description {
    color: var(--game-text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.game-card-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--game-border);
    position: relative;
    z-index: 1;
}

.game-card-difficulty {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--game-text-muted);
    font-size: 0.9rem;
}

.game-difficulty-stars {
    color: #fbbf24;
}

.game-card-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--game-text-muted);
}

.game-card-meta span {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

/* 프리뷰 섹션 */
.game-preview-section {
    background: var(--game-bg-secondary);
    padding: 3rem 2rem;
    border-radius: var(--game-radius-lg);
    margin-top: 3rem;
}

.game-preview-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 600;
    color: var(--game-text-primary);
    margin-bottom: 2rem;
}

.game-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.game-preview-card {
    background: var(--game-bg-primary);
    border-radius: var(--game-radius);
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--game-shadow);
    transition: var(--game-transition);
    text-decoration: none;
    color: inherit;
}

.game-preview-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--game-shadow-lg);
    text-decoration: none;
    color: inherit;
}

.game-preview-card-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--game-text-primary);
}

.game-preview-card-text {
    font-size: 0.9rem;
    color: var(--game-text-muted);
}

/* 버튼 스타일 */
.game-btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--game-transition);
    border: none;
    cursor: pointer;
    text-align: center;
}

.game-btn-primary {
    background: linear-gradient(135deg, var(--game-primary), var(--game-secondary));
    color: white;
}

.game-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    color: white;
    text-decoration: none;
}

.game-btn-outline {
    background: transparent;
    color: var(--game-primary);
    border: 2px solid var(--game-primary);
}

.game-btn-outline:hover {
    background: var(--game-primary);
    color: white;
    text-decoration: none;
}

/* Empty State */
.game-empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--game-text-muted);
    grid-column: 1 / -1;
}

.game-empty-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.game-empty-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--game-text-secondary);
}

.game-empty-text {
    color: var(--game-text-muted);
}

/* 로딩 상태 */
.game-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3rem;
    grid-column: 1 / -1;
}

.game-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--game-border);
    border-top: 4px solid var(--game-primary);
    border-radius: 50%;
    animation: game-spin 1s linear infinite;
}

@keyframes game-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 반응형 디자인 */
@media (max-width: 1200px) {
    .game-info-container {
        padding: 1.5rem;
    }
    
    .game-categories-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .game-info-container {
        padding: 1rem;
    }
    
    .game-hero-section {
        padding: 2rem 1rem;
    }
    
    .game-hero-title {
        font-size: 2rem;
    }
    
    .game-hero-subtitle {
        font-size: 1rem;
    }
    
    .game-page-title {
        font-size: 2rem;
    }
    
    .game-categories-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .game-category-card {
        padding: 1.5rem;
    }
    
    .game-category-icon {
        font-size: 3rem;
    }
    
    .game-content-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .game-filter-tabs {
        flex-direction: column;
    }
    
    .game-filter-tab {
        text-align: center;
    }
    
    .game-breadcrumb {
        flex-wrap: wrap;
        font-size: 0.8rem;
    }
    
    .game-card-header {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }
    
    .game-card-stats {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }
    
    .game-preview-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
}

@media (max-width: 480px) {
    .game-hero-section {
        padding: 1.5rem 0.5rem;
    }
    
    .game-hero-title {
        font-size: 1.5rem;
    }
    
    .game-search-input {
        font-size: 1rem;
        padding: 0.8rem 1rem;
    }
    
    .game-search-btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
    
    .game-category-card {
        padding: 1rem;
    }
    
    .game-card {
        padding: 1rem;
    }
}

/* 다크 모드 지원 */
@media (prefers-color-scheme: dark) {
    :root {
        --game-text-primary: #f7fafc;
        --game-text-secondary: #e2e8f0;
        --game-text-muted: #a0aec0;
        
        --game-bg-primary: #2d3748;
        --game-bg-secondary: #1a202c;
        
        --game-border: #4a5568;
        --game-border-hover: #718096;
    }
}

/* 애니메이션 */
@keyframes game-fade-in {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.game-fade-in {
    animation: game-fade-in 0.4s ease-out;
}

/* 포커스 상태 */
.game-search-input:focus,
.game-filter-tab:focus,
.game-btn:focus {
    outline: 2px solid var(--game-primary);
    outline-offset: 2px;
}

/* 선택 불가능한 텍스트 */
.game-category-icon,
.game-empty-icon {
    user-select: none;
}

/* 접근성 개선 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}