/* 关于我们页面专用样式 */

/* 关于我们横幅 */
.about-hero {
    position: relative;
    background: linear-gradient(135deg, #2c5aa0 0%, #4a90e2 100%);
    color: white;
    padding: 80px 0;
    overflow: hidden;
    min-height: 500px;
    display: flex;
    align-items: center;
    margin-top: 50px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

/* DNA动画效果 */
.dna-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
}

.dna-strand {
    position: absolute;
    width: 200px;
    height: 200px;
    border: 2px solid white;
    border-radius: 50%;
    animation: dnaRotate 20s linear infinite;
}

.dna-strand:nth-child(1) {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.dna-strand:nth-child(2) {
    top: 60%;
    right: 10%;
    animation-delay: -10s;
    animation-direction: reverse;
}

@keyframes dnaRotate {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.1); }
    100% { transform: rotate(360deg) scale(1); }
}

/* 分子粒子效果 */
.molecule-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
    opacity: 0.6;
    animation: particleFloat 15s ease-in-out infinite;
}

.particle:nth-child(1) {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.particle:nth-child(2) {
    top: 40%;
    left: 80%;
    animation-delay: -3s;
}

.particle:nth-child(3) {
    top: 70%;
    left: 30%;
    animation-delay: -6s;
}

.particle:nth-child(4) {
    top: 30%;
    left: 60%;
    animation-delay: -9s;
}

.particle:nth-child(5) {
    top: 80%;
    left: 70%;
    animation-delay: -12s;
}

@keyframes particleFloat {
    0%, 100% { 
        transform: translateY(0px) translateX(0px);
        opacity: 0.6;
    }
    25% { 
        transform: translateY(-20px) translateX(10px);
        opacity: 1;
    }
    50% { 
        transform: translateY(-10px) translateX(-15px);
        opacity: 0.8;
    }
    75% { 
        transform: translateY(-30px) translateX(5px);
        opacity: 0.9;
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 360px;
    align-items: center;
    min-height: 400px;
}

.hero-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-title {
    font-size: 3.5em;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.hero-stats .stat-item {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.hero-stats .stat-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.hero-stats .stat-number {
    font-size: 2.5em;
    font-weight: 700;
    color: #ffd700;
    display: block;
    margin-bottom: 8px;
}

.hero-stats .stat-label {
    font-size: 0.9em;
    opacity: 0.9;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.company-showcase {
    position: relative;
    width: 300px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.showcase-item {
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    position: relative;
    z-index: 2;
}

.showcase-item img {
    width: 120px;
    height: auto;
    filter: brightness(0) invert(1);
}

.tech-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.tech-circle {
    position: absolute;
    width: 280px;
    height: 280px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: techRotate 30s linear infinite;
}

.tech-line {
    position: absolute;
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: techPulse 2s ease-in-out infinite;
}

.tech-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: #ffd700;
    border-radius: 50%;
    top: 20%;
    right: 20%;
    animation: techBlink 3s ease-in-out infinite;
}

@keyframes techRotate {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes techPulse {
    0%, 100% { opacity: 0.3; transform: translate(-50%, -50%) scaleX(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scaleX(1.5); }
}

@keyframes techBlink {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

/* 公司简介 */
.company-intro {
    padding: 80px 0;
    background: #ffffff;
}


.intro-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.intro-main-title {
    font-size: 2.2em;
    font-weight: 700;
    color: #2c5aa0;
    margin-bottom: 30px;
    line-height: 1.4;
}

.highlight {
    color: #ff6b35;
    font-weight: 700;
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 2px;
}

.intro-description {
    margin-bottom: 40px;
}

.intro-description p {
    font-size: 1.1em;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

.company-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: #f9fafb;
    border-radius: 12px;
    border-left: 4px solid #2c5aa0;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: #f0f7ff;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(44, 90, 160, 0.1);
}

.feature-icon {
    font-size: 1.8em;
    margin-top: 5px;
}

.feature-content h4 {
    font-size: 1.1em;
    font-weight: 600;
    color: #2c5aa0;
    margin-bottom: 8px;
}

.feature-content p {
    font-size: 0.95em;
    color: #666;
    line-height: 1.5;
}

.intro-visual {
    position: sticky;
    top: 100px;
}

.company-stats-card {
    background: linear-gradient(135deg, #2c5aa0, #4a90e2);
    color: white;
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(44, 90, 160, 0.2);
    position: relative;
    overflow: hidden;
}

.company-stats-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%);
    animation: cardGlow 4s ease-in-out infinite;
}

@keyframes cardGlow {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.5; }
    50% { transform: translate(-20px, -20px) scale(1.1); opacity: 0.8; }
}

.company-stats-card h3 {
    font-size: 1.5em;
    font-weight: 600;
    margin-bottom: 25px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
    position: relative;
    z-index: 2;
}

.stats-grid .stat-item {
    text-align: center;
    padding: 15px 10px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stats-grid .stat-number {
    font-size: 1.8em;
    font-weight: 700;
    color: #ffd700;
    display: block;
    margin-bottom: 5px;
}

.stats-grid .stat-label {
    font-size: 0.85em;
    opacity: 0.9;
}

.company-highlights {
    position: relative;
    z-index: 2;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.highlight-item:last-child {
    border-bottom: none;
}

.highlight-icon {
    font-size: 1.2em;
}

.highlight-text {
    font-size: 0.95em;
    font-weight: 500;
}

/* 发展历程 */
.development-history {
    padding: 80px 0;
    background: #f9fafb;
}

.section-description {
    text-align: center;
    font-size: 1.2em;
    color: #666;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #2c5aa0, #4a90e2, #ff6b35);
    transform: translateX(-50%);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 60px;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-year {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #2c5aa0, #4a90e2);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3em;
    font-weight: 700;
    position: relative;
    z-index: 2;
    box-shadow: 0 10px 30px rgba(44, 90, 160, 0.3);
    border: 6px solid white;
}

.timeline-item.current .timeline-year {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    animation: currentPulse 2s ease-in-out infinite;
}

@keyframes currentPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 10px 30px rgba(255, 107, 53, 0.3); }
    50% { transform: scale(1.05); box-shadow: 0 15px 40px rgba(255, 107, 53, 0.5); }
}

.timeline-content {
    flex: 1;
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin: 0 40px;
    position: relative;
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.timeline-item:nth-child(odd) .timeline-content::before {
    content: '';
    position: absolute;
    left: -15px;
    top: 50%;
    transform: translateY(-50%);
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    border-right: 15px solid white;
}

.timeline-item:nth-child(even) .timeline-content::before {
    content: '';
    position: absolute;
    right: -15px;
    top: 50%;
    transform: translateY(-50%);
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    border-left: 15px solid white;
}

.timeline-icon {
    font-size: 2em;
    margin-bottom: 15px;
    display: block;
}

.timeline-title {
    font-size: 1.4em;
    font-weight: 600;
    color: #2c5aa0;
    margin-bottom: 15px;
}

.timeline-description {
    font-size: 1em;
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* 企业文化 */
.corporate-culture {
    padding: 80px 0;
    background: #ffffff;
}

.culture-content {
    max-width: 1200px;
    margin: 0 auto;
}

.culture-mission {
    margin-bottom: 80px;
}

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

.mission-item {
    text-align: center;
    padding: 40px 30px;
    background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
    border-radius: 20px;
    border: 2px solid transparent;
    background-clip: padding-box;
    position: relative;
    transition: all 0.3s ease;
}

.mission-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 20px;
    padding: 2px;
    background: linear-gradient(135deg, #2c5aa0, #4a90e2, #ff6b35);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: exclude;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
}

.mission-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.mission-icon {
    font-size: 3em;
    margin-bottom: 20px;
    display: block;
}

.mission-title {
    font-size: 1.3em;
    font-weight: 600;
    color: #2c5aa0;
    margin-bottom: 15px;
}

.mission-description {
    font-size: 1em;
    color: #666;
    line-height: 1.6;
}

.culture-spirit {
    margin-bottom: 80px;
}

.spirit-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
}

.spirit-title {
    font-size: 2.2em;
    font-weight: 600;
    color: #2c5aa0;
    margin-bottom: 40px;
}

.spirit-values {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.value-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: #f9fafb;
    border-radius: 12px;
    border-left: 4px solid #ff6b35;
    transition: all 0.3s ease;
}

.value-item:hover {
    background: #fff5f0;
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(255, 107, 53, 0.1);
}

.value-icon {
    font-size: 1.5em;
    margin-top: 2px;
}

.value-content h4 {
    font-size: 1.1em;
    font-weight: 600;
    color: #2c5aa0;
    margin-bottom: 8px;
}

.value-content p {
    font-size: 0.95em;
    color: #666;
    line-height: 1.5;
}

.spirit-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.culture-sphere {
    width: 300px;
    height: 300px;
    position: relative;
}

.sphere-container {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    animation: sphereRotate 20s linear infinite;
}

.sphere-ring {
    position: absolute;
    border: 2px solid;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.ring-1 {
    width: 200px;
    height: 200px;
    border-color: rgba(44, 90, 160, 0.3);
    animation: ringRotate1 15s linear infinite;
}

.ring-2 {
    width: 240px;
    height: 240px;
    border-color: rgba(74, 144, 226, 0.2);
    animation: ringRotate2 20s linear infinite reverse;
}

.ring-3 {
    width: 280px;
    height: 280px;
    border-color: rgba(255, 107, 53, 0.2);
    animation: ringRotate3 25s linear infinite;
}

.sphere-core {
    position: absolute;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #2c5aa0, #4a90e2);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2em;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(44, 90, 160, 0.3);
}

.floating-icon {
    position: absolute;
    font-size: 1.5em;
    animation: iconFloat 8s ease-in-out infinite;
}

.icon-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.icon-2 {
    top: 10%;
    right: 10%;
    animation-delay: -2s;
}

.icon-3 {
    bottom: 10%;
    left: 10%;
    animation-delay: -4s;
}

.icon-4 {
    bottom: 10%;
    right: 10%;
    animation-delay: -6s;
}

@keyframes sphereRotate {
    0% { transform: rotateY(0deg); }
    100% { transform: rotateY(360deg); }
}

@keyframes ringRotate1 {
    0% { transform: translate(-50%, -50%) rotateZ(0deg); }
    100% { transform: translate(-50%, -50%) rotateZ(360deg); }
}

@keyframes ringRotate2 {
    0% { transform: translate(-50%, -50%) rotateZ(0deg); }
    100% { transform: translate(-50%, -50%) rotateZ(360deg); }
}

@keyframes ringRotate3 {
    0% { transform: translate(-50%, -50%) rotateZ(0deg); }
    100% { transform: translate(-50%, -50%) rotateZ(360deg); }
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    25% { transform: translateY(-10px) rotate(90deg); }
    50% { transform: translateY(-5px) rotate(180deg); }
    75% { transform: translateY(-15px) rotate(270deg); }
}

.employee-showcase {
    margin-top: 60px;
}

.showcase-title {
    font-size: 2.2em;
    font-weight: 600;
    color: #2c5aa0;
    text-align: center;
    margin-bottom: 50px;
}

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

.employee-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.employee-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.employee-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.employee-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.employee-item:hover .employee-image img {
    transform: scale(1.05);
}

.employee-content {
    padding: 25px;
}

.employee-content h4 {
    font-size: 1.2em;
    font-weight: 600;
    color: #2c5aa0;
    margin-bottom: 10px;
}

.employee-content p {
    font-size: 0.95em;
    color: #666;
    line-height: 1.6;
}

/* 荣誉资质样式复用 */
.honors-section {
    padding: 80px 0;
    background: #f9fafb;
}

.honors-showcase {
    position: relative;
    max-width: 1000px;
    margin: 0 auto 60px;
}

.honors-slider {
    overflow: hidden;
    border-radius: 15px;
}

.honors-track {
    display: flex;
    transition: transform 0.5s ease;
    gap: 30px;
    padding: 20px;
}

.honor-item {
    flex: 0 0 300px;
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
}

.honor-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.honor-frame {
    width: 200px;
    height: 150px;
    margin: 0 auto 20px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.honor-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.honor-info h3 {
    font-size: 1.1em;
    font-weight: 600;
    color: #2c5aa0;
    margin-bottom: 8px;
}

.honor-info p {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 10px;
}

.honors-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.honors-prev,
.honors-next {
    width: 50px;
    height: 50px;
    border: none;
    background: linear-gradient(135deg, #2c5aa0, #4a90e2);
    color: white;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.honors-prev:hover,
.honors-next:hover {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    transform: scale(1.1);
}

.nav-icon {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.honors-dots {
    display: flex;
    gap: 10px;
}

.honor-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ddd;
    cursor: pointer;
    transition: all 0.3s ease;
}

.honor-dot.active {
    background: #2c5aa0;
    transform: scale(1.2);
}


/* 联系我们 */
.contact-section {
    padding: 80px 0;
    background: #ffffff;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.company-info h3 {
    font-size: 1.8em;
    font-weight: 600;
    color: #2c5aa0;
    margin-bottom: 30px;
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
    margin-bottom: 40px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: #f9fafb;
    border-radius: 12px;
    border-left: 4px solid #2c5aa0;
}

.info-icon {
    font-size: 1.5em;
    color: #2c5aa0;
    margin-top: 2px;
}

.info-content h4 {
    font-size: 1.1em;
    font-weight: 600;
    color: #2c5aa0;
    margin-bottom: 8px;
}

.info-content p {
    font-size: 0.95em;
    color: #666;
    line-height: 1.5;
}


.contact-form {
    background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border: 2px solid transparent;
    background-clip: padding-box;
    position: relative;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 20px;
    padding: 2px;
    background: linear-gradient(135deg, #2c5aa0, #4a90e2);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: exclude;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
}

.contact-form h3 {
    font-size: 1.6em;
    font-weight: 600;
    color: #2c5aa0;
    margin-bottom: 30px;
    text-align: center;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.95em;
    font-weight: 500;
    color: #333;
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 0.95em;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2c5aa0;
    box-shadow: 0 0 0 3px rgba(44, 90, 160, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-actions {
    text-align: center;
    margin-top: 30px;
}

.submit-btn {
    background: linear-gradient(135deg, #2c5aa0, #4a90e2);
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 25px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(44, 90, 160, 0.3);
}

.submit-btn:hover {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.4);
}

.form-note {
    font-size: 0.85em;
    color: #666;
    margin-top: 15px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-stats {
        grid-template-columns: repeat(4, 1fr);
        gap: 15px;
    }
    
    .intro-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .company-features {
        grid-template-columns: 1fr;
    }
    
    .mission-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .spirit-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .spirit-values {
        grid-template-columns: 1fr;
    }
    
    .employee-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
}

@media (max-width: 768px) {
    .about-hero {
        padding: 60px 0;
        min-height: 400px;
    }
    
    .hero-title {
        font-size: 2.5em;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .hero-stats .stat-number {
        font-size: 2em;
    }
    
    
    .intro-main-title {
        font-size: 1.8em;
    }
    
    .company-intro,
    .development-history,
    .corporate-culture,
    .honors-section,
    .contact-section {
        padding: 60px 0;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        align-items: flex-start;
    }
    
    .timeline-year {
        width: 60px;
        height: 60px;
        font-size: 0.9em;
        flex-shrink: 0;
    }
    
    .timeline-content {
        margin-left: 20px;
        margin-right: 0;
    }
    
    .timeline-content::before {
        left: -15px !important;
        right: auto !important;
        border-right: 15px solid white !important;
        border-left: none !important;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    
    .honors-track {
        gap: 20px;
        padding: 15px;
    }
    
    .honor-item {
        flex: 0 0 280px;
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2em;
    }
    
    
    .intro-main-title {
        font-size: 1.5em;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .company-features {
        gap: 15px;
    }
    
    .feature-item {
        padding: 15px;
    }
    
    .timeline-year {
        width: 50px;
        height: 50px;
        font-size: 0.8em;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
}