/* ==================== 关于我们 ==================== */

/* 子导航 tabs */
.about-tabs {
    display: flex;
    background: #fff;
    border-radius: 12px;
    padding: 6px;
    margin-bottom: 32px;
    box-shadow: 0 2px 12px rgba(20,40,80,0.06);
    gap: 4px;
    flex-wrap: wrap;
}
.about-tab {
    flex: 1;
    min-width: 140px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 20px;
    color: #475569;
    font-size: 15px;
    font-weight: 500;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.25s ease;
    position: relative;
}
.about-tab i {
    font-size: 16px;
    transition: all 0.25s;
}
.about-tab:hover {
    color: #2563eb;
    background: #f1f5f9;
}
.about-tab.active {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #fff;
    box-shadow: 0 4px 14px rgba(37,99,235,0.35);
}
.about-tab.active i {
    color: #fff;
}

/* pane 切换 */
.about-pane { display: none; animation: fadeInPane 0.4s ease; }
.about-pane.active { display: block; }
@keyframes fadeInPane {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.pane-title {
    font-size: 26px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 18px;
    padding-left: 14px;
    border-left: 4px solid #2563eb;
}
.pane-lead {
    font-size: 15px;
    color: #475569;
    line-height: 1.9;
    margin-bottom: 28px;
    text-indent: 2em;
}

/* ==================== 公司简介 ==================== */
.about-intro {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 40px;
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 32px;
    box-shadow: 0 2px 12px rgba(20,40,80,0.06);
}
.about-intro-text p {
    font-size: 15px;
    color: #475569;
    line-height: 1.9;
    margin-bottom: 14px;
}
.about-intro-text .lead {
    font-size: 16px;
    color: #1e293b;
    font-weight: 500;
}
.about-intro-text strong { color: #2563eb; }
.about-intro-img img {
    width: 100%;
    height: 100%;
    min-height: 380px;
    max-height: 750px;
    object-fit: cover;
    border-radius: 10px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 28px;
    padding-top: 24px;
    border-top: 1px solid #f1f5f9;
}
.stat-item {
    text-align: center;
}
.stat-num {
    font-size: 32px;
    font-weight: 800;
    color: #2563eb;
    line-height: 1.2;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.stat-num .stat-unit {
    font-size: 18px;
    font-weight: 600;
}
.stat-label {
    font-size: 13px;
    color: #94a3b8;
    margin-top: 4px;
}

/* 企业文化 vision */
.about-vision {
    background: #fff;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 2px 12px rgba(20,40,80,0.06);
}
.vision-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 24px;
}
.vision-card {
    padding: 24px 22px;
    background: linear-gradient(135deg, #f8fafc, #eff6ff);
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid #e2e8f0;
}
.vision-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(37,99,235,0.15);
    border-color: #2563eb;
}
.vision-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 14px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}
.vision-card h4 {
    font-size: 16px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 8px;
}
.vision-card p {
    font-size: 13px;
    color: #64748b;
    line-height: 1.7;
}

/* ==================== 组织架构 ==================== */
.org-chart {
    background: #fff;
    border-radius: 12px;
    padding: 40px 32px;
    box-shadow: 0 2px 12px rgba(20,40,80,0.06);
    display: flex;
    flex-direction: column;
    align-items: center;
}
.org-chart img { width:100%}
.org-top, .org-row { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.org-line {
    width: 2px;
    height: 28px;
    background: linear-gradient(to bottom, #2563eb, #93c5fd);
    margin: 4px 0;
}
.org-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    width: 100%;
    max-width: 900px;
    margin-top: 12px;
}
.org-node {
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, #f8fafc, #eff6ff);
    border: 1px solid #dbeafe;
    border-radius: 10px;
    padding: 14px 16px;
    transition: all 0.25s;
}
.org-node:hover {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    border-color: #2563eb;
    transform: translateY(-2px);
}
.org-node i {
    font-size: 22px;
    color: #2563eb;
    background: #fff;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.25s;
}
.org-node:hover i {
    background: #fff;
    color: #1d4ed8;
}
.org-node h4 {
    font-size: 15px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 2px;
}
.org-node p {
    font-size: 12px;
    color: #64748b;
}
.org-leader {
    background: linear-gradient(135deg, #1e3a8a, #2563eb);
    color: #fff;
    border: none;
}
.org-leader h4, .org-leader p { color: #fff; }
.org-leader p { color: rgba(255,255,255,0.85); }
.org-leader i {
    background: rgba(255,255,255,0.2);
    color: #fff;
}

/* ==================== 人才招聘 ==================== */
.recruit-advantage {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}
.recruit-item {
    background: #fff;
    padding: 28px 22px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(20,40,80,0.06);
    text-align: center;
    transition: all 0.3s;
}
.recruit-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(37,99,235,0.15);
}
.recruit-item i {
    font-size: 32px;
    color: #2563eb;
    margin-bottom: 14px;
    display: inline-block;
}
.recruit-item h4 {
    font-size: 16px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 10px;
}
.recruit-item p {
    font-size: 13px;
    color: #64748b;
    line-height: 1.7;
}

.recruit-list {
    background: #fff;
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 2px 12px rgba(20,40,80,0.06);
}
.recruit-list .pane-title { margin-bottom: 22px; }

.job-list { list-style: none; }
.job-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 4px;
    border-bottom: 1px solid #f1f5f9;
    transition: all 0.2s;
}
.job-item:last-child { border-bottom: none; }
.job-item:hover { background: #f8fafc; padding-left: 12px; padding-right: 12px; border-radius: 8px; }
.job-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 8px;
}
.job-meta {
    display: flex;
    gap: 18px;
    font-size: 13px;
    color: #94a3b8;
}
.job-meta i { color: #2563eb; margin-right: 4px; font-size: 12px; }
.job-apply {
    padding: 8px 22px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #fff;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}
.job-apply:hover { box-shadow: 0 4px 12px rgba(37,99,235,0.35); transform: translateY(-1px); }

/* ==================== 子公司 ==================== */
.sub-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.sub-card {
    background: #fff;
    padding: 32px 28px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(20,40,80,0.06);
    transition: all 0.3s;
    border-top: 3px solid transparent;
}
.sub-card:hover {
    border-top-color: #2563eb;
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(20,40,80,0.12);
}
.sub-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    color: #2563eb;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    margin-bottom: 16px;
}
.sub-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
}
.sub-card p {
    font-size: 14px;
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 14px;
}
.sub-meta {
    list-style: none;
    display: flex;
    gap: 16px;
    padding-top: 12px;
    border-top: 1px dashed #e2e8f0;
}
.sub-meta li {
    font-size: 12px;
    color: #94a3b8;
}
.sub-meta i { color: #2563eb; margin-right: 4px; font-size: 11px; }

/* ==================== 响应式 ==================== */
@media (max-width: 1200px) {
    .vision-grid { grid-template-columns: repeat(2, 1fr); }
    .recruit-advantage { grid-template-columns: repeat(2, 1fr); }
    .sub-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
    .about-intro { grid-template-columns: 1fr; }
    .about-intro-img img { min-height: 240px; }
    .about-stats { grid-template-columns: repeat(2, 1fr); }
    .org-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .about-tabs { padding: 4px; }
    .about-tab { min-width: 100%; font-size: 14px; padding: 12px 14px; }
    .about-tab span { font-size: 14px; }
    .pane-title { font-size: 22px; }
    .about-intro, .about-vision, .recruit-list { padding: 24px 20px; }
    .stat-num { font-size: 26px; }
    .vision-grid, .recruit-advantage { grid-template-columns: 1fr; }
    .org-grid { grid-template-columns: 1fr; }
    .sub-grid { grid-template-columns: 1fr; }
    .job-item { flex-direction: column; align-items: flex-start; gap: 12px; }
    .job-apply { align-self: stretch; text-align: center; }
    .job-meta { flex-wrap: wrap; gap: 10px; }
}