/* ============================================
   About Page Styles
   ============================================ */

/* Page Header */
.page-header {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 80px;
}

.page-header-bg {
    position: absolute;
    inset: 0;
}

.page-header-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.page-header-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.9), rgba(30, 58, 138, 0.7));
}

.page-header-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: #fff;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    font-size: 0.95rem;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: #fff;
}

.breadcrumb-separator {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
}

.breadcrumb-current {
    color: #fff;
}

/* Section Padding */
.section-padding {
    padding: 80px 0;
}

.bg-light {
    background-color: #f8fafc;
}

.bg-primary {
    background: linear-gradient(135deg, #1e3a8a, #2563eb);
}

/* About Main Section */
.about-main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-main-image {
    position: relative;
}

.about-main-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: linear-gradient(135deg, #2563eb, #1e3a8a);
    color: #fff;
    padding: 24px 32px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
}

.experience-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
}

.experience-text {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-top: 4px;
}

.about-main-content .section-subtitle {
    color: #2563eb;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.about-main-content .section-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1.5rem;
}

.about-text-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.about-text {
    font-size: 1rem;
    line-height: 1.8;
    color: #64748b;
}

/* Company Overview */
.overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.overview-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1rem;
}

.overview-text {
    font-size: 1rem;
    line-height: 1.8;
    color: #64748b;
}

/* Products Showcase */
.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header .section-subtitle {
    color: #2563eb;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.section-header .section-title {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.showcase-item {
    background: #fff;
    padding: 32px 24px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.showcase-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.showcase-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.showcase-icon i {
    font-size: 1.75rem;
    color: #2563eb;
}

.showcase-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 8px;
}

.showcase-item p {
    font-size: 0.875rem;
    color: #64748b;
    line-height: 1.6;
}

/* Qualifications Section */
.qualifications-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.qualification-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.qualification-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.qualification-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: linear-gradient(135deg, #1e3a8a, #2563eb);
}

.qualification-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.9;
}

.qualification-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(30, 58, 138, 0.3);
}

.qualification-overlay i {
    font-size: 3rem;
    color: #fff;
}

.qualification-content {
    padding: 20px;
    text-align: center;
}

.qualification-content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 4px;
}

.qualification-content p {
    font-size: 0.875rem;
    color: #64748b;
}

/* Global Service Section */
.global-service-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.global-service-content .section-subtitle {
    color: #2563eb;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.global-service-content .section-title {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1.5rem;
}

.global-text-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.global-text {
    font-size: 1rem;
    line-height: 1.8;
    color: #64748b;
}

.global-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.global-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    color: #1e293b;
}

.global-feature i {
    color: #22c55e;
    font-size: 1.1rem;
}

.global-service-image {
    position: relative;
}

.global-service-image img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.global-stats {
    position: absolute;
    bottom: 24px;
    left: 24px;
    right: 24px;
    display: flex;
    gap: 16px;
}

.global-stat {
    flex: 1;
    background: rgba(255, 255, 255, 0.95);
    padding: 16px;
    border-radius: 8px;
    text-align: center;
    backdrop-filter: blur(10px);
}

.global-stat-number {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: #2563eb;
    line-height: 1;
}

.global-stat-label {
    font-size: 0.8rem;
    color: #64748b;
    margin-top: 4px;
}

/* Commitment Section */
.commitment-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    color: #fff;
    position: relative;
    z-index: 2;
}

.commitment-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.commitment-icon i {
    font-size: 2.5rem;
    color: #fff;
}

.commitment-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.commitment-text {
    font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.95;
}

/* CTA Section - 纹理已注释 */
.cta-section {
    background: linear-gradient(135deg, #1e3a8a, #2563eb);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

/* 
.cta-section {
    background: 
        radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.12) 0%, transparent 45%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.08) 0%, transparent 35%),
        radial-gradient(circle at 40% 40%, rgba(255, 255, 255, 0.05) 0%, transparent 25%),
        radial-gradient(circle at 90% 70%, rgba(255, 255, 255, 0.06) 0%, transparent 30%),
        radial-gradient(circle at 10% 30%, rgba(255, 255, 255, 0.04) 0%, transparent 35%),
        linear-gradient(135deg, #1e3a8a, #2563eb);
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 2px, transparent 2px),
        linear-gradient(rgba(255, 255, 255, 0.02) 2px, transparent 2px);
    background-size: 30px 30px, 30px 30px, 120px 120px, 120px 120px;
    pointer-events: none;
}

.cta-section::after {
    content: '';
    position: absolute;
    top: -150px;
    right: -100px;
    width: 400px;
    height: 400px;
    border: 3px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    pointer-events: none;
}
*/

/* Commitment Section - 承诺区域纹理 */
.commitment-section {
    position: relative;
    overflow: hidden;
}

/* 承诺区域背景层 */
.commitment-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        /* 光晕效果 */
        radial-gradient(circle at 15% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 85% 80%, rgba(255, 255, 255, 0.08) 0%, transparent 35%),
        radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 30%);
    pointer-events: none;
    z-index: 1;
}

/* 网格纹理 */
.commitment-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 1;
}

/* 斜线纹理 */
.commitment-texture-lines {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        -45deg,
        transparent,
        transparent 25px,
        rgba(255, 255, 255, 0.02) 25px,
        rgba(255, 255, 255, 0.02) 26px
    );
    pointer-events: none;
    z-index: 1;
}

/* 点阵纹理 */
.commitment-texture-dots {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(
        circle,
        rgba(255, 255, 255, 0.12) 1px,
        transparent 1px
    );
    background-size: 24px 24px;
    pointer-events: none;
    z-index: 1;
}

/* 装饰圆环 */
.commitment-ring {
    position: absolute;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
}

.commitment-ring.ring-1 {
    width: 200px;
    height: 200px;
    top: -50px;
    right: 10%;
}

.commitment-ring.ring-2 {
    width: 150px;
    height: 150px;
    bottom: -40px;
    left: 5%;
    border-width: 1px;
    opacity: 0.6;
}

.commitment-ring.ring-3 {
    width: 80px;
    height: 80px;
    top: 30%;
    right: 20%;
    border-width: 1px;
    opacity: 0.4;
}

/* 浮动光点 */
.commitment-dot {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    pointer-events: none;
    z-index: 1;
}

.commitment-dot.dot-1 {
    width: 10px;
    height: 10px;
    top: 25%;
    left: 20%;
    animation: float 5s ease-in-out infinite;
}

.commitment-dot.dot-2 {
    width: 6px;
    height: 6px;
    top: 60%;
    right: 25%;
    animation: float 7s ease-in-out infinite 1s;
}

.commitment-dot.dot-3 {
    width: 8px;
    height: 8px;
    top: 40%;
    left: 8%;
    animation: float 6s ease-in-out infinite 0.5s;
}

.commitment-dot.dot-4 {
    width: 4px;
    height: 4px;
    bottom: 30%;
    right: 15%;
    animation: float 4s ease-in-out infinite 2s;
}

.commitment-dot.dot-5 {
    width: 5px;
    height: 5px;
    top: 15%;
    left: 45%;
    animation: float 8s ease-in-out infinite 0.3s;
}

/* 复杂网格纹理 */
.commitment-texture-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(45deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 60px 60px, 60px 60px, 120px 120px;
    pointer-events: none;
    z-index: 1;
}

/* 几何装饰块基础样式 */
.commitment-geo {
    position: absolute;
    opacity: 0.08;
    z-index: 1;
    pointer-events: none;
}

/* 六边形 - 使用 clip-path */
.commitment-geo.geo-hex {
    background: transparent;
}

.commitment-geo.geo-hex::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.15);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.commitment-geo.hex-1 {
    width: 120px;
    height: 138px;
    top: -20px;
    right: 5%;
    transform: rotate(15deg);
    animation: geo-float 12s ease-in-out infinite;
}

.commitment-geo.hex-2 {
    width: 80px;
    height: 92px;
    bottom: 10%;
    left: 3%;
    transform: rotate(-20deg);
    animation: geo-float 10s ease-in-out infinite 2s;
}

/* 三角形 */
.commitment-geo.geo-tri {
    background: transparent;
}

.commitment-geo.geo-tri::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.12);
}

.commitment-geo.geo-tri::after {
    content: '';
    position: absolute;
    border-style: solid;
}

.commitment-geo.tri-1 {
    width: 0;
    height: 0;
    border-left: 40px solid transparent;
    border-right: 40px solid transparent;
    border-bottom: 70px solid rgba(255, 255, 255, 0.08);
    top: 20%;
    left: 8%;
    transform: rotate(10deg);
    animation: geo-float 14s ease-in-out infinite 1s;
}

.commitment-geo.tri-2 {
    width: 0;
    height: 0;
    border-left: 25px solid transparent;
    border-right: 25px solid transparent;
    border-bottom: 43px solid rgba(255, 255, 255, 0.06);
    bottom: 25%;
    right: 12%;
    transform: rotate(-15deg);
    animation: geo-float 11s ease-in-out infinite 3s;
}

/* 矩形 - 倾斜的 */
.commitment-geo.geo-rect {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.commitment-geo.rect-1 {
    width: 60px;
    height: 60px;
    top: 40%;
    right: 8%;
    transform: rotate(45deg);
    animation: geo-float 9s ease-in-out infinite 0.5s;
}

.commitment-geo.rect-2 {
    width: 35px;
    height: 35px;
    bottom: 15%;
    left: 15%;
    transform: rotate(-30deg);
    animation: geo-float 13s ease-in-out infinite 1.5s;
}

/* 波浪线/弧形装饰 */
.commitment-geo.geo-wave {
    background: transparent;
    border: none;
}

.commitment-geo.geo-wave::before,
.commitment-geo.geo-wave::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.commitment-geo.wave-1 {
    width: 180px;
    height: 90px;
    top: 5%;
    left: 20%;
    border: none;
    overflow: visible;
}

.commitment-geo.wave-1::before {
    width: 180px;
    height: 180px;
    top: 0;
    left: 0;
    border-width: 3px;
    border-color: rgba(255, 255, 255, 0.12);
    clip-path: inset(50% 0 0 0);
}

.commitment-geo.wave-1::after {
    width: 140px;
    height: 140px;
    top: 20px;
    left: 20px;
    border-width: 2px;
    border-color: rgba(255, 255, 255, 0.08);
    clip-path: inset(50% 0 0 0);
}

.commitment-geo.wave-2 {
    width: 100px;
    height: 50px;
    bottom: 20%;
    right: 20%;
}

.commitment-geo.wave-2::before {
    width: 100px;
    height: 100px;
    top: -25px;
    left: 0;
    border-width: 2px;
    border-color: rgba(255, 255, 255, 0.1);
    clip-path: inset(0 0 50% 0);
}

/* 额外圆环样式 */
.commitment-ring.ring-4 {
    width: 120px;
    height: 120px;
    top: 15%;
    left: 5%;
    border-width: 1px;
    border-color: rgba(255, 255, 255, 0.08);
    animation: ring-pulse 8s ease-in-out infinite;
}

.commitment-ring.ring-5 {
    width: 60px;
    height: 60px;
    bottom: 35%;
    right: 6%;
    border-width: 3px;
    border-color: rgba(255, 255, 255, 0.15);
    animation: ring-pulse 6s ease-in-out infinite 1s;
}

/* 几何体浮动动画 */
@keyframes geo-float {
    0%, 100% {
        transform: translateY(0) rotate(var(--rotate, 0deg));
        opacity: 0.08;
    }
    50% {
        transform: translateY(-20px) rotate(calc(var(--rotate, 0deg) + 5deg));
        opacity: 0.12;
    }
}

.hex-1 { --rotate: 15deg; }
.hex-2 { --rotate: -20deg; }
.tri-1 { --rotate: 10deg; }
.tri-2 { --rotate: -15deg; }
.rect-1 { --rotate: 45deg; }
.rect-2 { --rotate: -30deg; }

@keyframes ring-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.08;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.15;
    }
}

/* 浮动动画 */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
        opacity: 0.3;
    }
    50% {
        transform: translateY(-15px);
        opacity: 0.8;
    }
}

.cta-content {
    text-align: center;
    color: #fff;
    position: relative;
    z-index: 2;
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.cta-text {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.cta-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
}

.cta-actions .btn-white {
    background: #fff;
    color: #2563eb;
}

.cta-actions .btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-actions .btn-primary {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.cta-actions .btn-primary:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Responsive Design */
@media (max-width: 1199px) {
    .showcase-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .qualifications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 991px) {
    .about-main-grid,
    .overview-grid,
    .global-service-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-main-image img,
    .global-service-image img {
        height: 350px;
    }
    
    .experience-badge {
        right: 20px;
        bottom: -15px;
        padding: 16px 24px;
    }
    
    .experience-number {
        font-size: 2rem;
    }
    
    .page-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 767px) {
    .section-padding {
        padding: 60px 0;
    }
    
    .showcase-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .qualifications-grid {
        grid-template-columns: 1fr;
    }
    
    .global-features {
        grid-template-columns: 1fr;
    }
    
    .global-stats {
        flex-direction: column;
        position: relative;
        bottom: auto;
        left: auto;
        right: auto;
        margin-top: 20px;
    }
    
    .cta-actions {
        flex-direction: column;
    }
    
    .cta-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .about-main-content .section-title,
    .commitment-title {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .showcase-grid {
        grid-template-columns: 1fr;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .experience-badge {
        padding: 12px 20px;
    }
    
    .experience-number {
        font-size: 1.75rem;
    }
}