/* ========== about-th.html 专属样式 ========== */

/* 面包屑导航 */
.breadcrumb {
    background: #f8fafd;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(44,125,160,0.1);
}
.breadcrumb .container {
    display: flex;
    gap: 8px;
    align-items: center;
    font-size: 0.85rem;
}
.breadcrumb a {
    color: #2c7da0;
    text-decoration: none;
}
.breadcrumb .current {
    color: #5f7f9e;
}

/* 公司简介大图区 */
.about-hero-bg {
    position: relative;
    height: 500px;
    background-size: cover;
    background-position: center 30%;
    display: flex;
    align-items: center;
}
.about-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,0,0,0.6) 0%, rgba(0,95,140,0.7) 100%);
}
.about-hero-content {
    position: relative;
    z-index: 2;
    color: white;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}
.about-hero-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
}
.about-hero-content p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}
.highlight-text {
    color: #ffd966;
    font-weight: 700;
}
.hero-badge {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}
.hero-badge span {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(4px);
    padding: 0.4rem 1.2rem;
    border-radius: 40px;
    font-size: 0.9rem;
}
@media (max-width: 768px) {
    .about-hero-bg { height: 400px; }
    .about-hero-content h2 { font-size: 1.8rem; }
    .hero-badge { gap: 1rem; }
}

/* 公司介绍左图右文 */
.intro-grid {
    display: flex;
    gap: 50px;
    align-items: center;
    flex-wrap: wrap;
}
.intro-image {
    flex: 1;
    min-width: 280px;
    border-radius: 32px;
    overflow: hidden;
    box-shadow: 0 20px 35px -10px rgba(0,0,0,0.15);
    transition: transform 0.4s;
}
.intro-image:hover {
    transform: scale(1.01);
}
.intro-image img {
    width: 100%;
    height: auto;
    display: block;
}
.intro-text {
    flex: 1;
}
.intro-text p {
    margin-bottom: 1rem;
    line-height: 1.7;
    color: #2c3e4e;
}
.stats-mini {
    display: flex;
    gap: 2rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}
.stats-mini div {
    background: #eef4fc;
    padding: 0.8rem 1.2rem;
    border-radius: 40px;
    font-weight: 500;
}
.stats-mini span {
    font-size: 1.6rem;
    font-weight: 800;
    color: #2c7da0;
    display: block;
}
.btn-pdf-download {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #2c7da0;
    color: white;
    padding: 12px 24px;
    border-radius: 40px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    margin-top: 10px;
}
.btn-pdf-download:hover {
    background: #1f5e7a;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(44,125,160,0.3);
}
@media (max-width: 768px) {
    .intro-grid { flex-direction: column; }
    .stats-mini { justify-content: center; text-align: center; }
}

/* 发展历程时间轴 */
.timeline-section {
    background: #f9fbfe;
}
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 0;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, #2c7da0, #8fc1d4);
    border-radius: 3px;
}
.timeline-item {
    position: relative;
    padding-left: 70px;
    margin-bottom: 45px;
}
.timeline-dot {
    position: absolute;
    left: 22px;
    top: 5px;
    width: 18px;
    height: 18px;
    background: white;
    border: 3px solid #2c7da0;
    border-radius: 50%;
    z-index: 2;
    transition: transform 0.2s;
}
.timeline-item:hover .timeline-dot {
    transform: scale(1.3);
    background: #2c7da0;
}
.timeline-date {
    font-weight: 800;
    font-size: 1.2rem;
    color: #2c7da0;
    margin-bottom: 6px;
}
.timeline-content {
    background: white;
    padding: 16px 24px;
    border-radius: 24px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.05);
    transition: all 0.3s;
}
.timeline-content:hover {
    transform: translateX(5px);
    box-shadow: 0 12px 28px rgba(0,0,0,0.1);
}
.timeline-content h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: #005f8c;
}
@media (max-width: 768px) {
    .timeline::before { left: 20px; }
    .timeline-item { padding-left: 55px; }
    .timeline-dot { left: 12px; }
}

/* 全球化布局卡片 + 悬停浮层 */
.global-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-top: 20px;
}
.global-card {
    flex: 1;
    min-width: 220px;
    background: white;
    border-radius: 28px;
    padding: 28px 20px;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
    position: relative;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    border: 1px solid rgba(44,125,160,0.2);
}
.global-card i {
    font-size: 2.8rem;
    color: #2c7da0;
    margin-bottom: 1rem;
}
.global-card h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
}
.global-card p {
    color: #5f7f9e;
    font-size: 0.9rem;
}
.global-card .hover-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    background: #1f2e3a;
    color: white;
    padding: 8px 16px;
    border-radius: 40px;
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.2s;
    z-index: 10;
    width: max-content;
    max-width: 90vw;
}
.global-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 35px rgba(44,125,160,0.2);
    border-color: #2c7da0;
}
.global-card:hover .hover-tooltip {
    opacity: 1;
    transform: translateX(-50%) translateY(-18px);
}
.global-note {
    text-align: center;
    font-size: 0.8rem;
    color: #6c8dae;
    margin-top: 30px;
}
@media (max-width: 768px) {
    .global-card { min-width: 180px; }
    .global-card .hover-tooltip { font-size: 0.7rem; white-space: normal; width: 180px; text-align: center; }
}

/* 资质认证网格 - 固定列宽，确保卡片大小一致 */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 220px));
    justify-content: center;
    gap: 30px;
    margin-top: 20px;
}

/* 卡片统一样式 */
.cert-item {
    background: white;
    border-radius: 24px;
    padding: 20px 16px;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.03);
    border: 1px solid #eef2f8;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

/* 图片统一尺寸 */
.cert-item img {
    width: 100px;
    height: 100px;
    object-fit: contain;
    margin-bottom: 16px;
    transition: transform 0.2s;
}

/* 标题文字 */
.cert-item p {
    font-weight: 600;
    font-size: 0.9rem;
    color: #1f5e7a;
    margin: 8px 0 4px;
}

/* 说明文字（泰语“点击放大”） */
.cert-hover {
    font-size: 0.7rem;
    color: #8ba9c2;
    margin-top: 8px;
}
.cert-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 25px rgba(0,0,0,0.1);
    border-color: #2c7da0;
}
.cert-item:hover img {
    transform: scale(1.02);
}
.cert-note {
    text-align: center;
    font-size: 0.75rem;
    color: #6c8dae;
    margin-top: 25px;
}

/* 企业文化三卡片 */
.culture-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}
.culture-card {
    flex: 1;
    min-width: 260px;
    background: white;
    border-radius: 32px;
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    border-bottom: 4px solid #2c7da0;
}
.culture-card i {
    font-size: 3rem;
    color: #2c7da0;
    margin-bottom: 1.2rem;
}
.culture-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}
.culture-card p {
    color: #4a627a;
    line-height: 1.6;
}
.culture-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 35px rgba(44,125,160,0.15);
}

/* 底部PDF按钮样式 */
.footer-pdf {
    margin-top: 20px;
}
.btn-sm-pdf {
    display: inline-block;
    background: rgba(255,255,255,0.1);
    padding: 6px 14px;
    border-radius: 40px;
    font-size: 0.8rem;
    color: white;
    text-decoration: none;
    transition: 0.2s;
}
.btn-sm-pdf:hover {
    background: #2c7da0;
    transform: translateY(-2px);
}

/* 证书大图模态框 */
.cert-modal-container {
    max-width: 600px;
}
.cert-full-img img {
    width: 100%;
    border-radius: 16px;
}