/* ===== 直播运营页面样式 ===== */

/* --- 1. Hero 区域 --- */
.zb-hero {
    padding: 80px 0 60px;
    background: #ffffff;
    position: relative;
}
.zb-hero-content { display: flex; justify-content: space-between; align-items: center; gap: 50px; }
.zb-hero-text { flex: 1; max-width: 500px; }

.zb-hero-badge { display: inline-block; background: #eeebff; padding: 6px 18px; border-radius: 20px; font-size: 13px; color: #2b1ee0; margin-bottom: 20px; font-weight: 500; }
.zb-hero-title { font-size: 42px; line-height: 1.2; margin-bottom: 20px; font-weight: 700; color: #111; }
.zb-hero-desc { color: #666; margin-bottom: 30px; font-size: 15px; line-height: 1.8; }
.zb-hero-actions { display: flex; gap: 15px; }

/* Hero 右侧图片 */
.zb-hero-graphic-wrap {
    flex: 1.3;
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    height: 320px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.04);
    border: 1px solid #e0e0e0;
}
.zb-hero-graphic-wrap img { width: 100%; height: 100%; object-fit: cover; }

/* 直播角标 */
.zb-live-badge {
    position: absolute;
    top: 20px; left: 20px;
    background: #ff4d4f; color: #fff;
    padding: 4px 16px; border-radius: 20px;
    font-size: 12px; font-weight: bold;
    letter-spacing: 1px;
}
/* 底部GMV数据悬浮卡片 */
.zb-gmv-stat {
    position: absolute;
    right: 20px; bottom: 20px;
    background: #fff; padding: 12px 20px; border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    border: 1px solid #f0f0f0;
    text-align: center;
}
.zb-gmv-stat strong { font-size: 22px; color: #2b1ee0; font-weight: 800; }
.zb-gmv-stat span { font-size: 12px; color: #666; display: block; margin-top: 2px; }

/* --- 2. 核心业务优势 --- */
.zb-business-usps { padding: 60px 0; background: #ffffff; text-align: center; }
.zb-business-usps h2 { font-size: 28px; font-weight: 700; margin-bottom: 50px; }

.zb-bu-grid { display: grid; grid-template-columns: 1fr 1.2fr 1fr; gap: 20px; text-align: left; }

.zb-bu-side { background: #fbfbfd; border-radius: 16px; padding: 30px 24px; border: 1px solid #f0f0f0; }
.zb-bu-side .zb-icon { margin-bottom: 15px; background: #eeebff; width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; border-radius: 12px; }
.zb-bu-side .zb-icon img { width: 24px; height: 24px; }
.zb-bu-side h4 { font-size: 18px; margin-bottom: 8px; color: #111; }
.zb-bu-side p { font-size: 14px; color: #888; line-height: 1.5; }

.zb-bu-center {
    background: #2b1ee0;
    border-radius: 16px;
    padding: 30px 24px;
    color: #fff;
    position: relative;
    box-shadow: 0 10px 30px rgba(43, 30, 224, 0.15);
}
.zb-bu-center .zb-icon { margin-bottom: 15px; background: rgba(255,255,255,0.15); width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; border-radius: 12px; }
.zb-bu-center .zb-icon img { width: 24px; height: 24px; }
.zb-bu-center h4 { font-size: 18px; margin-bottom: 8px; color: #fff; }
.zb-bu-center p { font-size: 14px; color: #d4d0ff; line-height: 1.5; }

/* --- 3. 标准化服务流程 --- */
.zb-process-dark-blue { padding: 80px 0; background: #fff; text-align: center; }
.zb-process-dark-blue h2 { font-size: 28px; font-weight: 700; margin-bottom: 4px; }
.zb-process-dark-blue .zb-en-desc { font-size: 14px; color: #999; margin-bottom: 50px; }

.zb-process-db-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.zb-pdb-item { padding: 10px 20px; }
.zb-pdb-num { width: 48px; height: 48px; background: #2b1ee0; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 700; margin: 0 auto 15px; }
.zb-pdb-item h4 { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.zb-pdb-item p { font-size: 13px; color: #888; line-height: 1.4; }
.zb-pdb-item .zb-en-label { font-size: 11px; color: #ccc; margin-bottom: 8px; display: block; letter-spacing: 0.5px; font-weight: 600; }

/* --- 4. 自研直播数据技术栈 --- */
.zb-tech-live { padding: 80px 0; background: #fafbfc; }
.zb-tech-live .container { display: flex; gap: 60px; align-items: center; }
.zb-tech-live-text { flex: 1; }
.zb-tech-live-text h2 { font-size: 28px; font-weight: 700; margin-bottom: 10px; }
.zb-tech-live-text > p { color: #888; font-size: 14px; margin-bottom: 30px; }

.zb-tl-list { display: flex; flex-direction: column; gap: 15px; }
.zb-tl-item { background: #fff; border-radius: 12px; padding: 20px 24px; border: 1px solid #f0f0f0; display: flex; flex-direction: column; transition: box-shadow 0.3s; }
.zb-tl-item:hover { box-shadow: 0 4px 15px rgba(0,0,0,0.03); }
.zb-tl-item-header { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 15px; margin-bottom: 4px; }
.zb-tl-item-header span { background: #2b1ee0; color: #fff; padding: 2px 10px; border-radius: 12px; font-size: 12px; font-weight: 500; }
.zb-tl-item p { font-size: 13px; color: #888; line-height: 1.5; }

/* 右侧直播数据面板 */
.zb-live-panel {
    flex: 1.2;
    background: #1a1a1a; border-radius: 16px; padding: 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
    min-height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.zb-live-panel-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 16px;
    display: block;
}

/* --- 5. FAQ --- */
.zb-faq-live { padding: 80px 0; background: #fafbfc; text-align: center; }
.zb-faq-live h2 { font-size: 28px; font-weight: 700; margin-bottom: 10px; }
.zb-faq-live .zb-sub-desc { color: #888; font-size: 14px; margin-bottom: 40px; }

.zb-faq-list { max-width: 900px; margin: 0 auto; text-align: left; display: flex; flex-direction: column; gap: 16px; }
.zb-faq-item { background: #fff; border-radius: 12px; padding: 20px 24px; cursor: pointer; border: 1px solid #eee; transition: all 0.3s; box-shadow: 0 2px 6px rgba(0,0,0,0.02); }
.zb-faq-item:hover { border-color: #d0d0d0; }
.zb-faq-question { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; font-weight: 600; font-size: 15px; color: #1a1a1a; line-height: 1.4; }
.zb-faq-icon { color: #bbb; font-size: 16px; transition: transform 0.3s; font-weight: 300; flex-shrink: 0; margin-top: 2px; }
.zb-faq-answer { margin-top: 15px; font-size: 14px; color: #666; display: none; padding-top: 15px; border-top: 1px solid #f0f0f0; line-height: 1.7; }
.zb-faq-item.active .zb-faq-answer { display: block; }
.zb-faq-item.active .zb-faq-icon { transform: rotate(45deg); }

/* --- 6. CTA 区块 --- */
.zb-cta-section { background: #2b1ee0; margin: 0 20px 60px; border-radius: 24px; padding: 60px 40px; text-align: center; color: #fff; }
.zb-cta-section h2 { font-size: 32px; font-weight: 700; margin-bottom: 10px; }
.zb-cta-section p { opacity: 0.8; font-size: 15px; margin-bottom: 30px; }
.zb-cta-section .btn { padding: 14px 40px; font-size: 15px; }
.zb-cta-section .btn-primary { background: #fff; color: #2b1ee0; border-radius: 30px; }
.zb-cta-section .btn-primary:hover { background: #f5f5f5; }

/* --- 响应式适配 --- */
@media (max-width: 992px) {
    .zb-hero-content, .zb-tech-live .container { flex-direction: column; }
    .zb-hero-graphic-wrap { width: 100%; height: 220px; }
    .zb-bu-grid { grid-template-columns: 1fr; }
    .zb-process-db-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .zb-hero { padding: 40px 0 30px; }
    .zb-hero-title { font-size: 26px; }
    .zb-hero-desc { font-size: 13px; line-height: 1.7; }
    .zb-hero-actions { flex-direction: column; gap: 10px; }
    .zb-hero-actions .btn { width: 100%; text-align: center; }
    .zb-hero-graphic-wrap { height: 160px; }
    .zb-gmv-stat { right: 12px; bottom: 12px; padding: 10px 16px; }
    .zb-gmv-stat strong { font-size: 18px; }

    .zb-business-usps { padding: 40px 0; }
    .zb-business-usps h2 { font-size: 21px; }
    .zb-bu-grid { grid-template-columns: 1fr; gap: 16px; }
    .zb-bu-side { padding: 22px 18px; }
    .zb-bu-side h4 { font-size: 16px; }
    .zb-bu-side p { font-size: 13px; }
    .zb-bu-center { padding: 22px 18px; }
    .zb-bu-center h4 { font-size: 16px; }
    .zb-bu-center p { font-size: 13px; }

    .zb-process-dark-blue { padding: 40px 0; }
    .zb-process-dark-blue h2 { font-size: 21px; }
    .zb-process-db-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
    .zb-pdb-item { padding: 8px 12px; }
    .zb-pdb-num { width: 42px; height: 42px; font-size: 16px; }
    .zb-pdb-item h4 { font-size: 15px; }
    .zb-pdb-item p { font-size: 12px; }

    .zb-tech-live { padding: 40px 0; }
    .zb-tech-live-text h2 { font-size: 21px; }
    .zb-tech-live-text > p { font-size: 13px; }
    .zb-tl-item { padding: 16px 18px; }
    .zb-tl-item-header { font-size: 14px; }
    .zb-tl-item p { font-size: 12px; }
    .zb-live-panel { min-height: 200px; }

    .zb-faq-live { padding: 40px 0; }
    .zb-faq-live h2 { font-size: 21px; }
    .zb-faq-item { padding: 16px 18px; }
    .zb-faq-question { font-size: 14px; }
    .zb-faq-answer { font-size: 13px; }

    .zb-cta-section { margin: 0 12px 36px; padding: 36px 18px; }
    .zb-cta-section h2 { font-size: 22px; }
    .zb-cta-section p { font-size: 13px; }
    .zb-cta-section .btn { padding: 12px 28px; font-size: 14px; }
}

@media (max-width: 480px) {
    .zb-hero-title { font-size: 23px; }
    .zb-process-db-grid { grid-template-columns: 1fr; }
    .zb-cta-section h2 { font-size: 20px; }
}