/* ============================================
   About Page CSS
   Cangzhou Xinghui Pipeline Equipment Co., Ltd.
   ============================================ */

/* Breadcrumb Navigation */
.xinghui-breadcrumb {
    background: #f8f9fa;
    padding: 15px 0;
    border-bottom: 1px solid #e8ecef;
}

.xinghui-breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.xinghui-breadcrumb-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: #666;
}

.xinghui-breadcrumb-list li a {
    color: #1e3c72;
    transition: color 0.3s ease;
}

.xinghui-breadcrumb-list li a:hover {
    color: #2a5298;
    text-decoration: underline;
}

.xinghui-breadcrumb-list li i {
    font-size: 12px;
    color: #999;
}

.xinghui-breadcrumb-list li:last-child {
    color: #333;
    font-weight: 500;
}

/* About Hero Section */
.xinghui-about-hero {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: #fff;
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.xinghui-about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.xinghui-about-hero-content {
    position: relative;
    z-index: 1;
}

.xinghui-about-hero h1 {
    font-size: 52px;
    font-weight: 700;
    margin-bottom: 20px;
    animation: xinghui-fadeInUp 0.8s ease;
}

.xinghui-about-hero p {
    font-size: 20px;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.95;
    animation: xinghui-fadeInUp 0.8s ease 0.2s both;
}

@keyframes xinghui-fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Company Overview Section */
.xinghui-company-overview {
    padding: 100px 0;
    background: #fff;
}

.xinghui-overview-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.xinghui-overview-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.xinghui-overview-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(30, 60, 114, 0.1) 0%, rgba(42, 82, 152, 0.1) 100%);
    z-index: 1;
    pointer-events: none;
}

.xinghui-overview-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.xinghui-overview-image:hover img {
    transform: scale(1.05);
}

.xinghui-overview-content h2 {
    font-size: 36px;
    color: #1e3c72;
    margin-bottom: 25px;
    font-weight: 700;
    position: relative;
    padding-bottom: 15px;
}

.xinghui-overview-content h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
}

.xinghui-overview-intro {
    font-size: 18px !important;
    color: #1e3c72 !important;
    font-weight: 600 !important;
    margin-bottom: 20px !important;
    line-height: 1.6 !important;
}

.xinghui-overview-content p {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 15px;
}

/* Stats Section */
.xinghui-stats-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e8ecf1 100%);
    padding: 80px 0;
}

.xinghui-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.xinghui-stat-item {
    background: #fff;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.xinghui-stat-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(30, 60, 114, 0.15);
}

.xinghui-stat-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 20px;
}

.xinghui-stat-number {
    font-size: 48px;
    font-weight: 700;
    color: #1e3c72;
    margin-bottom: 10px;
}

.xinghui-stat-label {
    font-size: 16px;
    color: #666;
    font-weight: 500;
}

/* Mission Vision Section */
.xinghui-mission-vision {
    padding: 100px 0;
    background: #fff;
}

.xinghui-mission-vision-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.xinghui-mission-card,
.xinghui-vision-card {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: #fff;
    border-radius: 16px;
    padding: 50px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

.xinghui-mission-card:hover,
.xinghui-vision-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(30, 60, 114, 0.3);
}

.xinghui-mission-card::before,
.xinghui-vision-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.xinghui-card-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    margin-bottom: 30px;
}

.xinghui-mission-card h3,
.xinghui-vision-card h3 {
    font-size: 28px;
    margin-bottom: 20px;
    font-weight: 700;
}

.xinghui-mission-card p,
.xinghui-vision-card p {
    font-size: 16px;
    line-height: 1.8;
    opacity: 0.95;
}

/* Core Values Section */
.xinghui-core-values {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e8ecf1 100%);
}

.xinghui-section-header {
    text-align: center;
    margin-bottom: 60px;
}

.xinghui-section-header h2 {
    font-size: 36px;
    color: #1e3c72;
    margin-bottom: 15px;
    font-weight: 700;
}

.xinghui-section-header p {
    font-size: 16px;
    color: #666;
    margin: 0;
}

.xinghui-values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.xinghui-value-item {
    background: #fff;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.xinghui-value-item:hover {
    transform: translateY(-10px);
    border-color: #2a5298;
    box-shadow: 0 15px 40px rgba(30, 60, 114, 0.15);
}

.xinghui-value-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin: 0 auto 25px;
    transition: transform 0.3s ease;
}

.xinghui-value-item:hover .xinghui-value-icon {
    transform: scale(1.1) rotate(10deg);
}

.xinghui-value-item h3 {
    font-size: 22px;
    color: #1e3c72;
    margin-bottom: 15px;
    font-weight: 600;
}

.xinghui-value-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* Capabilities Section */
.xinghui-capabilities {
    padding: 100px 0;
    background: #fff;
}

.xinghui-capabilities-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.xinghui-capability-item {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 40px 30px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.xinghui-capability-item:hover {
    background: #fff;
    border-color: #2a5298;
    box-shadow: 0 15px 40px rgba(30, 60, 114, 0.1);
    transform: translateY(-5px);
}

.xinghui-capability-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 25px;
}

.xinghui-capability-item h3 {
    font-size: 20px;
    color: #1e3c72;
    margin-bottom: 20px;
    font-weight: 600;
}

.xinghui-capability-item ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.xinghui-capability-item ul li {
    padding: 10px 0;
    font-size: 14px;
    color: #666;
    border-bottom: 1px solid #e8ecef;
    position: relative;
    padding-left: 20px;
}

.xinghui-capability-item ul li:last-child {
    border-bottom: none;
}

.xinghui-capability-item ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #27ae60;
    font-weight: bold;
}

/* Team Section */
.xinghui-team-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e8ecf1 100%);
}

.xinghui-team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.xinghui-team-member {
    background: #fff;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.xinghui-team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(30, 60, 114, 0.15);
}

.xinghui-team-image {
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: #fff;
    font-size: 60px;
}

.xinghui-team-member h3 {
    font-size: 22px;
    color: #1e3c72;
    margin-bottom: 8px;
    font-weight: 600;
}

.xinghui-team-role {
    font-size: 16px !important;
    color: #2a5298 !important;
    font-weight: 600 !important;
    margin-bottom: 15px !important;
}

.xinghui-team-desc {
    font-size: 14px !important;
    color: #666 !important;
    line-height: 1.6 !important;
    margin: 0 !important;
}

/* Certifications Section */
.xinghui-certifications {
    padding: 100px 0;
    background: #fff;
}

.xinghui-certifications-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 25px;
}

.xinghui-certification-item {
    background: linear-gradient(135deg, #f8f9fa 0%, #e8ecf1 100%);
    border-radius: 12px;
    padding: 35px 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.xinghui-certification-item:hover {
    background: #fff;
    border-color: #2a5298;
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(30, 60, 114, 0.1);
}

.xinghui-certification-item i {
    font-size: 48px;
    color: #1e3c72;
    margin-bottom: 15px;
    display: block;
}

.xinghui-certification-item h4 {
    font-size: 16px;
    color: #1e3c72;
    margin-bottom: 8px;
    font-weight: 600;
}

.xinghui-certification-item p {
    font-size: 13px;
    color: #666;
    margin: 0;
}

/* CTA Section */
.xinghui-cta-section {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    padding: 100px 0;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.xinghui-cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.xinghui-cta-content {
    position: relative;
    z-index: 1;
}

.xinghui-cta-content h2 {
    font-size: 36px;
    margin-bottom: 15px;
    font-weight: 700;
}

.xinghui-cta-content p {
    font-size: 18px;
    opacity: 0.95;
    margin-bottom: 40px;
}

.xinghui-cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.xinghui-cta-primary {
    padding: 16px 40px;
    background: #fff;
    color: #1e3c72;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.xinghui-cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.xinghui-cta-secondary {
    padding: 16px 40px;
    background: transparent;
    color: #fff;
    border: 2px solid #fff;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.xinghui-cta-secondary:hover {
    background: #fff;
    color: #1e3c72;
    transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .xinghui-about-hero h1 {
        font-size: 42px;
    }

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

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

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

    .xinghui-certifications-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1024px) {
    .xinghui-overview-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .xinghui-overview-image img {
        height: 400px;
    }

    .xinghui-mission-vision-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

@media (max-width: 768px) {
    .xinghui-about-hero {
        padding: 80px 0;
    }

    .xinghui-about-hero h1 {
        font-size: 32px;
    }

    .xinghui-about-hero p {
        font-size: 18px;
    }

    .xinghui-company-overview,
    .xinghui-mission-vision,
    .xinghui-core-values,
    .xinghui-capabilities,
    .xinghui-team-section,
    .xinghui-certifications {
        padding: 60px 0;
    }

    .xinghui-stats-section {
        padding: 60px 0;
    }

    .xinghui-overview-content h2 {
        font-size: 28px;
    }

    .xinghui-section-header h2 {
        font-size: 28px;
    }

    .xinghui-stat-number {
        font-size: 36px;
    }

    .xinghui-stat-item {
        padding: 30px 20px;
    }

    .xinghui-values-grid {
        grid-template-columns: 1fr;
    }

    .xinghui-capabilities-grid {
        grid-template-columns: 1fr;
    }

    .xinghui-team-grid {
        grid-template-columns: 1fr;
    }

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

    .xinghui-cta-content h2 {
        font-size: 28px;
    }

    .xinghui-cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .xinghui-cta-primary,
    .xinghui-cta-secondary {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .xinghui-about-hero h1 {
        font-size: 28px;
    }

    .xinghui-about-hero p {
        font-size: 16px;
    }

    .xinghui-overview-image img {
        height: 300px;
    }

    .xinghui-stat-item {
        padding: 25px 15px;
    }

    .xinghui-stat-number {
        font-size: 32px;
    }

    .xinghui-stat-icon {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }

    .xinghui-team-image {
        width: 120px;
        height: 120px;
        font-size: 48px;
    }

    .xinghui-certifications-grid {
        grid-template-columns: 1fr;
    }

    .xinghui-mission-card,
    .xinghui-vision-card {
        padding: 35px;
    }

    .xinghui-card-icon {
        width: 70px;
        height: 70px;
        font-size: 32px;
    }

    .xinghui-mission-card h3,
    .xinghui-vision-card h3 {
        font-size: 24px;
    }
}