/* ========== 首页样式 - 深色主题风格 ========== */

/* ========== Hero Section ========== */
.zh_hero {
    min-height: calc(100vh - 70px);
    background: var(--zh-black);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.zh_hero .zh_container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding-top: 60px;
    padding-bottom: 60px;
}

.zh_hero_content {
    max-width: 600px;
}

.zh_hero_title {
    margin: 0 0 24px;
}

.zh_hero_title_line {
    display: block;
    font-size: clamp(48px, 8vw, 72px);
    font-weight: 700;
    color: var(--zh-white);
    line-height: 1.1;
    letter-spacing: -2px;
}

.zh_hero_desc {
    font-size: 16px;
    color: var(--zh-text-muted);
    line-height: 1.8;
    margin-bottom: 60px;
    max-width: 480px;
}

.zh_hero_scroll {
    width: 40px;
    height: 40px;
    border: 1px solid var(--zh-dark-400);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--zh-text-muted);
    animation: bounce 2s infinite;
    cursor: pointer;
}

.zh_hero_scroll:hover {
    border-color: var(--zh-primary);
    color: var(--zh-primary);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(8px); }
    60% { transform: translateY(4px); }
}

.zh_hero_image {
    position: relative;
}

.zh_hero_image img {
    width: 100%;
    height: auto;
    border-radius: var(--zh-radius-lg);
    box-shadow: var(--zh-shadow);
}

/* ========== Redefine Section ========== */
.zh_redefine {
    padding: 100px 0;
    background: var(--zh-black);
}

.zh_redefine_grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.zh_redefine_image {
    position: relative;
}

.zh_redefine_image img {
    width: 100%;
    height: auto;
    border-radius: var(--zh-radius-lg);
}

.zh_redefine_content {
    max-width: 500px;
}

.zh_redefine_title {
    font-size: 36px;
    font-weight: 700;
    color: var(--zh-white);
    margin-bottom: 40px;
}

/* FAQ 样式 */
.zh_faq_list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.zh_faq_item {
    border-bottom: 1px solid var(--zh-dark-300);
}

.zh_faq_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    cursor: pointer;
    transition: var(--zh-transition);
}

.zh_faq_header span {
    font-size: 16px;
    font-weight: 500;
    color: var(--zh-text-light);
}

.zh_faq_header i {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--zh-text-muted);
    transition: var(--zh-transition);
}

.zh_faq_item:hover .zh_faq_header span {
    color: var(--zh-white);
}

.zh_faq_item_active .zh_faq_header span {
    color: var(--zh-white);
}

.zh_faq_body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.zh_faq_item_active .zh_faq_body {
    max-height: 200px;
    padding-bottom: 20px;
}

.zh_faq_body p {
    font-size: 14px;
    color: var(--zh-text-muted);
    line-height: 1.8;
    margin: 0;
}

/* ========== Section 通用样式 ========== */
.zh_section_header {
    text-align: center;
    margin-bottom: 60px;
}

.zh_section_subtitle {
    display: block;
    font-size: 12px;
    color: var(--zh-text-muted);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 12px;
}

.zh_section_title {
    font-size: 36px;
    font-weight: 700;
    color: var(--zh-white);
    margin: 0;
}

.zh_section_footer {
    text-align: center;
    margin-top: 50px;
}

/* ========== Designers Section ========== */
.zh_designers {
    padding: 100px 0;
    background: var(--zh-black);
}

.zh_designers_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.zh_designer_card {
    background: var(--zh-dark-200);
    border: 1px solid var(--zh-dark-400);
    border-radius: var(--zh-radius-lg);
    padding: 30px;
    text-align: center;
    transition: var(--zh-transition);
    display: block;
    text-decoration: none;
}

.zh_designer_card:hover {
    border-color: var(--zh-primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(229, 46, 46, 0.1);
}

.zh_designer_avatar {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--zh-dark-400);
}

.zh_designer_avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.zh_designer_card:hover .zh_designer_avatar {
    border-color: var(--zh-primary);
}

.zh_designer_name {
    font-size: 18px;
    font-weight: 600;
    color: var(--zh-white);
    margin: 0 0 8px;
}

.zh_designer_title {
    font-size: 13px;
    color: var(--zh-text-muted);
    margin: 0 0 20px;
}

.zh_designer_works {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
}

.zh_designer_work {
    width: 60px;
    height: 60px;
    border-radius: var(--zh-radius);
    overflow: hidden;
}

.zh_designer_work img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.zh_designer_btn {
    display: inline-block;
    padding: 10px 24px;
    background: var(--zh-primary);
    color: var(--zh-white);
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--zh-radius);
    transition: var(--zh-transition);
}

.zh_designer_card:hover .zh_designer_btn {
    background: var(--zh-primary-light);
}

/* ========== Works Section ========== */
.zh_works {
    padding: 100px 0;
    background: var(--zh-dark-100);
}

.zh_works_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 250px;
    gap: 20px;
}

.zh_work_card {
    position: relative;
    border-radius: var(--zh-radius-lg);
    overflow: hidden;
    display: block;
}

.zh_work_card_large {
    grid-row: span 2;
}

.zh_work_image {
    width: 100%;
    height: 100%;
}

.zh_work_image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--zh-transition);
}

.zh_work_card:hover .zh_work_image img {
    transform: scale(1.05);
}

.zh_work_overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px 20px 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
    opacity: 0;
    transform: translateY(10px);
    transition: var(--zh-transition);
}

.zh_work_card:hover .zh_work_overlay {
    opacity: 1;
    transform: translateY(0);
}

.zh_work_category {
    display: inline-block;
    padding: 4px 12px;
    background: var(--zh-primary);
    color: var(--zh-white);
    font-size: 11px;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 10px;
}

.zh_work_title {
    font-size: 16px;
    font-weight: 600;
    color: var(--zh-white);
    margin: 0;
    line-height: 1.4;
}

/* ========== Button 样式覆盖 ========== */
.zh_btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--zh-radius);
    border: none;
    cursor: pointer;
    transition: var(--zh-transition);
    text-decoration: none;
}

.zh_btn_primary {
    background: var(--zh-primary);
    color: var(--zh-white);
}

.zh_btn_primary:hover {
    background: var(--zh-primary-light);
    color: var(--zh-white);
    transform: translateY(-2px);
}

.zh_btn_outline {
    background: transparent;
    color: var(--zh-white);
    border: 1px solid var(--zh-dark-400);
}

.zh_btn_outline:hover {
    background: var(--zh-dark-300);
    color: var(--zh-white);
    border-color: var(--zh-dark-300);
}

/* ========== 响应式 ========== */
@media (max-width: 1200px) {
    .zh_hero .zh_container {
        gap: 40px;
    }

    .zh_redefine_grid {
        gap: 60px;
    }

    .zh_designers_grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .zh_works_grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .zh_hero .zh_container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .zh_hero_content {
        max-width: 100%;
    }

    .zh_hero_desc {
        max-width: 100%;
    }

    .zh_hero_scroll {
        margin: 0 auto;
    }

    .zh_hero_image {
        max-width: 500px;
        margin: 0 auto;
    }

    .zh_redefine_grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .zh_redefine_image {
        max-width: 400px;
        margin: 0 auto;
    }

    .zh_redefine_content {
        max-width: 100%;
    }

    .zh_redefine_title {
        font-size: 28px;
        margin-bottom: 30px;
    }

    .zh_section_title {
        font-size: 28px;
    }
}

@media (max-width: 768px) {
    .zh_hero {
        min-height: auto;
        padding: 60px 0;
    }

    .zh_hero_title_line {
        font-size: 36px;
    }

    .zh_hero_desc {
        font-size: 14px;
        margin-bottom: 40px;
    }

    .zh_redefine,
    .zh_designers,
    .zh_works {
        padding: 60px 0;
    }

    .zh_designers_grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .zh_designer_card {
        padding: 24px;
    }

    .zh_works_grid {
        grid-template-columns: 1fr;
        grid-auto-rows: 200px;
    }

    .zh_work_card_large {
        grid-row: span 1;
    }

    .zh_work_overlay {
        opacity: 1;
        transform: translateY(0);
    }

    .zh_section_header {
        margin-bottom: 40px;
    }

    .zh_section_title {
        font-size: 24px;
    }

    .zh_faq_header span {
        font-size: 14px;
    }

    .zh_btn {
        padding: 12px 24px;
        font-size: 13px;
    }
}

@media (max-width: 576px) {
    .zh_hero_title_line {
        font-size: 32px;
    }

    .zh_redefine_title {
        font-size: 24px;
    }

    .zh_designer_works {
        gap: 6px;
    }

    .zh_designer_work {
        width: 50px;
        height: 50px;
    }

    .zh_works_grid {
        grid-auto-rows: 180px;
    }
}