/* Buy/Sell Page Styles */

/* 코인 아이콘 공통 스타일 - 원형 및 크기 일원화 */
.filter-coin-icon,
.coin-badge-icon {
    width: 24px !important;
    height: 24px !important;
    margin-right: 5px !important;
    border-radius: 50% !important;
    object-fit: contain !important;
    overflow: hidden !important;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.page-header {
    text-align: center;
    padding: 3rem 0 2rem;
    margin: 0;
}

.page-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 0.5rem;
    word-break: keep-all;
}

.page-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    color: var(--text-secondary);
    word-break: keep-all;
}

/* 코인 필터 */
.coin-filter-section {
    margin-bottom: 2rem;
    padding: 1.5rem 0;
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.filter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    padding: 0 1rem;
}

.filter-tab {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 25px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: all 0.3s ease;
    white-space: nowrap;
    line-height: 1;
}

.filter-coin-icon {
    width: 24px !important;
    height: 24px !important;
    margin-right: 5px !important;
    max-width: 24px !important;
    max-height: 24px !important;
    min-width: 24px !important;
    min-height: 24px !important;
    object-fit: contain !important;
    flex-shrink: 0;
    border-radius: 50% !important;
    background: rgba(255, 255, 255, 0.15);
    padding: 3px;
    display: inline-block !important;
    box-sizing: border-box !important;
    vertical-align: middle;
}

.filter-coin-name {
    white-space: nowrap;
}

.filter-tab:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(103, 61, 230, 0.05);
}

.filter-tab.active {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-color: var(--primary-color);
}

.filter-tab .count {
    margin-left: 0.5rem;
    font-size: 0.9em;
    opacity: 0.8;
}

/* 게시글 리스트 */
.posts-section {
    margin: 2rem 0;
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.post-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.post-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.coin-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.75rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 20px;
    font-weight: 600;
    line-height: 1;
    font-size: 0.85rem;
}

.coin-badge-icon {
    width: 24px !important;
    height: 24px !important;
    margin-right: 5px !important;
    max-width: 24px !important;
    max-height: 24px !important;
    min-width: 24px !important;
    min-height: 24px !important;
    object-fit: contain !important;
    flex-shrink: 0;
    border-radius: 50% !important;
    background: rgba(255, 255, 255, 0.25);
    padding: 3px;
    display: inline-block !important;
    box-sizing: border-box !important;
    vertical-align: middle;
}

.coin-symbol {
    font-size: 0.9rem;
    white-space: nowrap;
}

.post-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.post-author {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.post-date {
    font-size: 0.8rem;
}

.post-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    word-break: keep-all;
    line-height: 1.4;
}

.post-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
    word-break: keep-all;
}

.post-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.info-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.info-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.info-value.price {
    color: var(--primary-color);
}

.post-action {
    margin-top: 1rem;
}

.post-action .btn {
    width: 100%;
}

.no-posts {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.no-posts p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.write-section {
    text-align: center;
    padding: 2rem 0;
    margin-top: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
    .filter-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding: 0 1rem;
    }
    
    .filter-tabs::-webkit-scrollbar {
        display: none;
    }
    
    .filter-tab {
        flex-shrink: 0;
        padding: 0.6rem 1.25rem;
        font-size: 0.9rem;
    }
    
    .filter-coin-icon {
        width: 22px !important;
        height: 22px !important;
        margin-right: 5px !important;
        max-width: 22px !important;
        max-height: 22px !important;
        min-width: 22px;
        min-height: 22px;
        padding: 3px;
    }
    
    .coin-badge-icon {
        width: 22px !important;
        height: 22px !important;
        margin-right: 5px !important;
        max-width: 22px !important;
        max-height: 22px !important;
        min-width: 22px;
        min-height: 22px;
        padding: 3px;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
    }
    
    .post-card {
        padding: 1.25rem;
    }
}

@media (max-width: 480px) {
    .page-header {
        padding: 2rem 0 1.5rem;
    }
    
    .filter-tab {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
        gap: 0.5rem;
    }
    
    .filter-coin-icon {
        width: 20px !important;
        height: 20px !important;
        margin-right: 5px !important;
        max-width: 20px !important;
        max-height: 20px !important;
        min-width: 20px;
        min-height: 20px;
        padding: 3px;
    }
    
    .coin-badge {
        padding: 0.4rem 0.8rem;
        gap: 0.5rem;
    }
    
    .coin-badge-icon {
        width: 20px !important;
        height: 20px !important;
        margin-right: 5px !important;
        max-width: 20px !important;
        max-height: 20px !important;
        min-width: 20px;
        min-height: 20px;
        padding: 3px;
    }
    
    .post-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .post-meta {
        align-items: flex-start;
    }
}