.advertising-container {
    width: 100%;
    max-width: 2000px;
    margin: 0 auto;
    min-height: calc(100vh - 140px);
    background: #ffffff;
    padding: 35px 35px;
    box-sizing: border-box;
}

.advertising-header {
    text-align: center;
    margin-bottom: 30px;
}
.advertising-title {
    font-size: 32px;
    font-weight: 500;
    color: #333;
    margin-bottom: 10px;
    letter-spacing: 0;
}
.advertising-description {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto;
}

.advertising-search-box {
    max-width: 560px;
    margin: 0 auto 35px;
    position: relative;
}
.advertising-search-input {
    width: 100%;
    padding: 10px 46px 10px 18px;
    border: 1px solid #d0d0d0;
    border-radius: 2px;
    font-size: 13px;
    transition: border-color 0.2s;
    background: #ffffff;
    color: #333;
    box-sizing: border-box;
}
.advertising-search-input::placeholder {
    color: #999;
}
.advertising-search-input:focus {
    outline: none;
    border-color: #2196F3;
    background: #ffffff;
    box-shadow: none;
}
.advertising-search-btn {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    background: #2196F3;
    border: none;
    border-radius: 2px;
    color: white;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}
.advertising-search-btn:hover {
    background: #1976D2;
    box-shadow: none;
}

.advertising-main-nav {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 25px;
    flex-wrap: wrap;
    padding: 0;
}
.advertising-main-nav-btn {
    padding: 10px 24px;
    background: #ffffff;
    border: 1px solid #e5e5e5;
    border-radius: 2px;
    font-size: 14px;
    font-weight: 400;
    color: #666;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: none;
}
.advertising-main-nav-btn:hover {
    border-color: #2196F3;
    color: #2196F3;
    box-shadow: none;
}
.advertising-main-nav-btn.active {
    background: #2196F3;
    border-color: #2196F3;
    color: white;
    box-shadow: none;
    transform: none;
}

.advertising-sub-nav-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
    padding: 10px 14px;
    flex-wrap: wrap;
    background: #f8f8f8;
    border-radius: 2px;
    border: 1px solid #e5e5e5;
    min-height: 54px;
}
.advertising-sub-nav-btn {
    padding: 8px 16px;
    background: #ffffff;
    border: 1px solid #d0d0d0;
    border-radius: 2px;
    font-size: 13px;
    color: #666;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 400;
    box-shadow: none;
}
.advertising-sub-nav-btn:hover {
    background: #f0f7ff;
    border-color: #2196F3;
    color: #2196F3;
    box-shadow: none;
}
.advertising-sub-nav-btn.active {
    background: #2196F3;
    border-color: #2196F3;
    color: white;
    box-shadow: none;
}

.advertising-display {
    display: none !important;
}
.advertising-display.active {
    display: block !important;
}

.advertising-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.advertising-card {
    background: #ffffff;
    border-radius: 2px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    transition: box-shadow 0.2s;
    cursor: pointer;
    display: flex;
    flex-direction: row;
    height: 240px;
    border: 1px solid #e5e5e5;
}
.advertising-card:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    border-color: #2196F3;
}

.advertising-card-image {
    width: 45%;
    background-color: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    transform: translateZ(0);
    color: #d0d0d0;
}
.advertising-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.advertising-brand {
    display: none;
}

.advertising-hot {
    display: none;
}

.advertising-card-content {
    flex: 1;
    padding: 12px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.advertising-card-title {
    font-size: 14px;
    font-weight: 500;
    color: #333;
    margin-bottom: 6px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.advertising-card-description {
    font-size: 12px;
    color: #666;
    line-height: 1.5;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.advertising-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 10px;
    border-top: none;
}
.advertising-card-meta {
    display: none;
}

.advertising-card-notice {
    font-size: 12px;
    color: #999;
    background: transparent;
    padding: 0;
    border-radius: 0;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
}

.advertising-card-tag,
.advertising-modal-tag {
    padding: 3px 10px;
    background: #f0f7ff;
    color: #2196F3;
    border: 1px solid #cfe6ff;
    border-radius: 2px;
    font-size: 11px;
    font-weight: 500;
    margin-right: 6px;
    display: inline-block;
}
.advertising-tag {
    padding: 3px 10px;
    background: #f0f7ff;
    color: #2196F3;
    border: 1px solid #cfe6ff;
    border-radius: 2px;
    font-size: 11px;
    font-weight: 500;
    margin-right: 6px;
    display: inline-block;
}

.advertising-empty-state,
.advertising-loading-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: #999;
}
.advertising-empty-state p,
.advertising-loading-state p {
    margin: 0;
    font-size: 16px;
}
.advertising-card-btn {
    padding: 6px 14px;
    background: #2196F3;
    color: white;
    border: none;
    border-radius: 2px;
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
    transform: none;
}
.advertising-card-btn:hover {
    background: #1976D2;
    box-shadow: none;
}

.advertising-notice {
    display: none;
}

.advertising-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: 20px;
    backdrop-filter: blur(4px);
}
.advertising-modal-overlay.active {
    display: flex;
}
.advertising-modal {
    background: #ffffff;
    border-radius: 2px;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    position: relative;
    border: 1px solid #e5e5e5;
}
@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.advertising-modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 32px;
    height: 32px;
    border: none;
    background: #f5f5f5;
    color: #666;
    font-size: 22px;
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.2s;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}
.advertising-modal-close:hover {
    background: #eeeeee;
    color: #333;
    transform: none;
}
.advertising-modal-image {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
    border-radius: 0;
}
.advertising-modal-body {
    padding: 20px;
    background: #ffffff;
    overflow-y: auto;
    max-height: calc(90vh - 400px);
}
.advertising-modal-body::-webkit-scrollbar {
    width: 8px;
}
.advertising-modal-body::-webkit-scrollbar-track {
    background: #f5f5f5;
    border-radius: 10px;
}
.advertising-modal-body::-webkit-scrollbar-thumb {
    background: #d0d0d0;
    border-radius: 10px;
}
.advertising-modal-body::-webkit-scrollbar-thumb:hover {
    background: #b0b0b0;
}
.advertising-modal-title {
    font-size: 20px;
    font-weight: 500;
    color: #333;
    margin-bottom: 12px;
}
.advertising-modal-description {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
    margin-bottom: 20px;
}
.advertising-modal-contact {
    border-top: 1px solid #e5e5e5;
    padding-top: 18px;
}
.advertising-modal-contact-title {
    font-size: 14px;
    font-weight: 500;
    color: #333;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.advertising-modal-contact-title svg {
    color: #2196F3;
}
.advertising-modal-contact-image {
    width: 100%;
    max-width: 200px;
    border-radius: 2px;
    border: 1px solid #e5e5e5;
    margin: 0 auto;
    display: block;
    background: #ffffff;
    padding: 10px;
}

.advertising-modal-notice {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid #e5e5e5;
    text-align: center;
}
.advertising-modal-notice-tag {
    font-size: 13px;
    color: #2196F3;
    background: #f0f7ff;
    padding: 6px 14px;
    border-radius: 2px;
    border: 1px solid #cfe6ff;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.advertising-container .pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 35px;
    gap: 8px;
    flex-wrap: wrap;
}
.advertising-container .pagination-btn {
    padding: 8px 14px;
    background: #ffffff;
    border: 1px solid #e5e5e5;
    border-radius: 2px;
    color: #666;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 13px;
    font-weight: 400;
    min-width: 36px;
    text-align: center;
}
.advertising-container .pagination-btn:hover:not(.disabled) {
    background: #f0f7ff;
    border-color: #2196F3;
    color: #2196F3;
    transform: none;
}
.advertising-container .pagination-btn.active {
    background: #2196F3;
    border-color: #2196F3;
    color: white;
    box-shadow: none;
}
.advertising-container .pagination-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #f8f8f8;
}
.advertising-container .pagination-info {
    padding: 6px 14px;
    color: #999;
    font-size: 13px;
    white-space: nowrap;
}

@media (max-width: 1400px) {
    .advertising-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 1024px) {
    .advertising-container {
        padding: 30px 30px;
    }
    .advertising-grid {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 768px) {
    .advertising-container {
        padding: 18px 18px;
    }
    .advertising-header {
        margin-bottom: 22px;
    }
    .advertising-title {
        font-size: 22px;
        margin-bottom: 8px;
    }
    .advertising-description {
        font-size: 13px;
        line-height: 1.6;
    }
    .advertising-search-box {
        margin-bottom: 25px;
    }
    .advertising-search-input {
        padding: 8px 42px 8px 14px;
        font-size: 13px;
    }
    .advertising-search-btn {
        width: 28px;
        height: 28px;
        right: 3px;
        border-radius: 2px;
    }
    .advertising-main-nav {
        gap: 6px;
        margin-bottom: 18px;
    }
    .advertising-main-nav-btn {
        padding: 6px 14px;
        font-size: 11px;
        min-width: 70px;
    }
    .advertising-sub-nav-container {
        gap: 6px;
        padding: 10px;
        margin-bottom: 22px;
        min-height: auto;
    }
    .advertising-sub-nav-btn {
        padding: 6px 12px;
        font-size: 11px;
        white-space: nowrap;
    }
    .advertising-card {
        flex-direction: column;
        height: auto;
        border-radius: 2px;
    }
    .advertising-card-image {
        width: 100%;
        aspect-ratio: 16/9;
    }
    .advertising-card-content {
        padding: 10px;
    }
    .advertising-card-title {
        font-size: 12px;
        margin-bottom: 4px;
        -webkit-line-clamp: 2;
        line-clamp: 2;
    }
    .advertising-card-description {
        font-size: 11px;
        margin-bottom: 6px;
        -webkit-line-clamp: 2;
        line-clamp: 2;
    }
    .advertising-card-footer {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: 5px;
        padding-top: 0;
    }
    .advertising-card-btn {
        padding: 5px 10px;
        font-size: 10px;
        flex-shrink: 0;
        min-width: 56px;
    }
    .advertising-modal {
        max-width: 95%;
        margin: 20px 10px;
    }
    .advertising-modal-body {
        padding: 20px;
    }
    .advertising-modal-title {
        font-size: 18px;
    }
    .advertising-modal-description {
        font-size: 14px;
    }
    .advertising-container .pagination-container {
        margin-top: 25px;
        gap: 5px;
    }
    .advertising-container .pagination-btn {
        padding: 6px 10px;
        font-size: 11px;
        min-width: 32px;
        border-radius: 2px;
    }
    .advertising-container .pagination-info {
        padding: 6px 10px;
        font-size: 11px;
    }
}