/**
 * Tianyuan Mobile Responsive Styles
 * 绉诲姩绔€傞厤鏍峰紡 - 涓嶅奖鍝峆C绔牱寮
 * 浣跨敤濯掍綋鏌ヨ瀹炵幇鍝嶅簲寮忓竷灞€
 */

/* ========================================
   鍏ㄥ眬绉诲姩绔€傞厤
   ======================================== */

/* 绉诲姩绔熀纭€鏍峰紡閲嶇疆 */
@media (max-width: 767px) {
    html {
        font-size: 14px;
    }

    body {
        font-size: 14px;
        -webkit-text-size-adjust: 100%;
    }

    .auto-container {
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 15px !important;
    }

    .container {
        padding: 0 15px;
    }

    .container1440 {
        padding: 0 15px;
    }

    /* 闅愯棌PC绔壒瀹氬厓绱 */
    .hidden-mobile {
        display: none !important;
    }

    /* 鏄剧ず绉诲姩绔壒瀹氬厓绱 */
    .visible-mobile {
        display: block !important;
    }
}

/* ========================================
   澶撮儴瀵艰埅绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .main-header {
        position: relative;
    }

    .header-upper {
        padding: 10px 0;
    }

    .header-upper .inner-container {
        flex-wrap: wrap;
        position: relative;
    }

    .logo-outer {
        float: none !important;
        width: auto;
        margin-bottom: 0;
    }

    .logo img {
        max-height: 40px;
    }

    .upper-right {
        float: none !important;
        width: 100%;
        position: absolute;
        right: 15px;
        top: 50%;
        transform: translateY(-50%);
        width: auto;
    }

    /* 瀵艰埅鑿滃崟绉诲姩绔牱寮 */
    .main-menu {
        width: 100%;
    }

    .navbar-header {
        display: block;
    }

    .navbar-toggle {
        display: block !important;
        background: transparent;
        border: 1px solid rgba(255, 255, 255, 0.5);
        border-radius: 4px;
        padding: 8px 12px;
        cursor: pointer;
        position: relative;
        z-index: 1001;
    }

    .navbar-toggle .icon-bar {
        display: block;
        width: 22px;
        height: 2px;
        background-color: #ffffff;
        margin: 4px 0;
        border-radius: 1px;
        transition: all 0.3s ease;
    }

    /* 姹夊牎鑿滃崟婵€娲荤姸鎬 - X褰㈢姸 */
    .navbar-toggle.active .icon-bar:nth-child(1) {
        transform: rotate(45deg) translate(4px, 4px);
    }

    .navbar-toggle.active .icon-bar:nth-child(2) {
        opacity: 0;
    }

    .navbar-toggle.active .icon-bar:nth-child(3) {
        transform: rotate(-45deg) translate(4px, -4px);
    }

    /* 瀵艰埅鑿滃崟瀹瑰櫒 */
    .navbar-collapse {
        display: none !important;
        width: 100%;
        background: rgba(0, 0, 0, 0.95);
        position: absolute;
        top: 100%;
        left: 0;
        z-index: 1000;
        padding: 15px 0;
        max-height: 80vh;
        overflow-y: auto;
    }

    .navbar-collapse.in,
    .navbar-collapse.collapse.in,
    .navbar-collapse.show {
        display: block !important;
    }

    .nav-outer {
        width: 100%;
    }

    .navigation {
        display: flex;
        flex-direction: column;
        width: 100%;
    }

    .navigation li {
        display: block;
        width: 100%;
        margin: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .navigation li a {
        display: block;
        padding: 15px 20px;
        font-size: 16px;
        color: #ffffff !important;
        text-align: left;
        border-bottom: none !important;
    }

    .navigation li a:hover {
        background: rgba(255, 255, 255, 0.1);
        color: #0099ff !important;
    }

    /* 涓嬫媺鑿滃崟绉诲姩绔牱寮 */
    .dropdown {
        position: relative;
    }

    .dropdown > a {
        position: relative;
        padding-right: 40px !important;
    }

    /* 涓嬫媺绠ご鎸囩ず鍣 */
    .dropdown > a::after {
        content: '+';
        position: absolute;
        right: 15px;
        top: 50%;
        transform: translateY(-50%);
        font-size: 20px;
        font-weight: bold;
        color: #ffffff;
        transition: transform 0.3s ease;
    }

    .dropdown.open > a::after {
        content: '-';
    }

    .dropdown ul {
        position: static !important;
        opacity: 1 !important;
        visibility: visible !important;
        background: rgba(255, 255, 255, 0.05) !important;
        box-shadow: none !important;
        padding-left: 0;
        display: none;
        width: 100%;
    }

    .dropdown.open ul {
        display: block !important;
    }

    .dropdown ul li {
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .dropdown ul li a {
        padding: 12px 20px 12px 35px;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.8) !important;
        text-align: left;
    }

    .dropdown ul li a:hover {
        background: rgba(0, 153, 255, 0.3);
        color: #ffffff !important;
    }

    /* 闃叉涓嬫媺鑿滃崟hover鑷姩灞曞紑 */
    .dropdown:hover ul {
        display: none;
    }

    .dropdown.open:hover ul {
        display: block;
    }
}

/* ========================================
   Banner鍖哄煙绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .banner-header {
        min-height: 300px !important;
        height: auto !important;
    }

    .banner-header .banner-content {
        padding: 40px 15px;
    }

    .banner-header .title {
        font-size: 24px !important;
        line-height: 1.3;
    }

    .banner-header .desc {
        font-size: 14px !important;
        line-height: 1.6;
    }

    .swiper-container {
        height: auto !important;
        min-height: 300px;
    }

    .swiper-slide {
        height: auto !important;
        min-height: 300px;
    }

    .swiper-slide-content {
        padding: 20px 15px;
    }

    .swiper-slide-content h1 {
        font-size: 2rem !important;
    }

    .swiper-slide-content p {
        font-size: 1.2rem !important;
    }

    .tianyuan {
        width: 90% !important;
        left: 5% !important;
        top: 25% !important;
    }
}

/* ========================================
   Tab瀵艰埅绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .top-tab-section {
        height: auto !important;
        min-height: 50px;
        position: relative !important;
    }

    .nav-tabs {
        flex-direction: row;
        flex-wrap: wrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
        padding-bottom: 5px;
    }

    .tab-item {
        flex: 0 0 auto;
        min-width: 80px;
        font-size: 14px !important;
        padding: 10px 15px;
    }

    .tab-item a {
        font-size: 14px !important;
        padding: 8px 12px;
        white-space: nowrap;
    }

    .center-tab-nav {
        height: auto;
        min-height: 50px;
    }

    .center-nav-tabs {
        flex-wrap: wrap;
        justify-content: center;
    }

    .center-nav-tabs .tab-item {
        flex: 0 0 auto;
        min-width: 80px;
        font-size: 14px;
    }

    /* 鍚搁《瀵艰埅 */
    .sticky-nav-tab {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 1000;
        background: #ffffff;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    }

    .nav-tab-section {
        height: auto !important;
        min-height: 60px;
    }
}

/* ========================================
   鍐呭鍖哄煙绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .section-title {
        font-size: 1.8rem !important;
        margin-bottom: 15px;
    }

    .section-content {
        font-size: 1.2rem !important;
        line-height: 1.6;
    }

    .section-subtitle {
        font-size: 1.4rem !important;
    }

    /* 鍏充簬鎴戜滑椤甸潰 */
    .about-haitian {
        padding: 30px 0;
    }

    .about-haitian h2 {
        font-size: 1.8rem;
    }

    .about-haitian p {
        font-size: 1rem;
    }

    /* 鏃堕棿杞寸Щ鍔ㄧ閫傞厤 */
    .timeline-container {
        height: auto !important;
        min-height: 400px;
        padding: 20px 0;
    }

    .timeline-wrapper {
        height: 350px;
    }

    .timeline-date {
        font-size: 2rem !important;
        padding: 0 20px;
    }

    .timeline-events {
        padding: 0 20px;
    }

    .timeline-title {
        font-size: 14px !important;
    }

    .timeline-event div {
        font-size: 12px !important;
        line-height: 1.5;
    }

    .timeline-point {
        width: 10px;
        height: 10px;
        left: calc(50% - 15px) !important;
    }

    .timeline-connector {
        width: 60px !important;
    }

    /* 鎴愬憳浼佷笟 */
    .company-title {
        font-size: 1.6rem !important;
        margin-bottom: 15px;
    }

    .company-content {
        font-size: 14px !important;
        line-height: 1.6;
    }

    .swiper-tabs {
        flex-wrap: wrap;
        gap: 5px;
    }

    .swiper-tab {
        font-size: 12px;
        padding: 6px 12px;
    }
}

/* ========================================
   鏂伴椈鍒楄〃绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .news-section {
        padding: 30px 0;
    }

    .news-grid {
        flex-direction: column;
    }

    .news-left {
        width: 100%;
        margin-bottom: 20px;
    }

    .news-item {
        flex-direction: column;
        padding: 15px;
        margin-top: 15px;
    }

    .news-item-img {
        width: 100% !important;
        height: 180px;
        margin-right: 0;
        margin-bottom: 15px;
    }

    .news-item-text {
        margin-left: 0;
    }

    .news-item-title {
        font-size: 1.4rem;
    }

    .news-item-summary {
        font-size: 1.2rem;
        margin-top: 10px;
    }

    .news-top-time {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
        font-size: 1.2rem;
    }

    .news-container {
        height: 200px;
    }

    .news-container-banner {
        font-size: 14px;
        height: 50px;
        line-height: 50px;
    }

    /* 澶存潯鏂伴椈 */
    .top-container {
        height: auto !important;
        padding: 15px;
    }

    .top-news-item {
        flex-direction: column;
    }

    .top-news-img {
        width: 100%;
        height: 200px;
    }

    .top-news-content {
        padding: 15px 0;
    }

    .top-news-content h3 {
        font-size: 1.4rem;
    }

    .top-news-content p {
        font-size: 1.2rem;
    }

    .header-section {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .more-link {
        font-size: 1.2rem;
    }
}

/* ========================================
   浜у搧灞曠ず绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .product-container {
        padding: 20px 0;
    }

    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .product-item {
        height: 180px;
    }

    .product-item img {
        height: 140px;
    }

    .product-item .product-name {
        font-size: 1.2rem;
        padding: 8px;
    }

    .product-title {
        font-size: 1.6rem;
    }

    .product-description {
        font-size: 1.2rem;
    }

    /* 鎼滅储妗 */
    .search-container {
        margin: 15px 0;
    }

    .search-form {
        flex-direction: column;
        max-width: 100%;
    }

    .search-form input {
        width: 100%;
        border-radius: 4px;
        margin-bottom: 10px;
    }

    .search-form button {
        width: 100%;
        border-radius: 4px;
    }

    /* 瀛愬垎绫婚€夋嫨 */
    .tab_select .con {
        padding: 0 15px;
        height: 40px;
        line-height: 40px;
        font-size: 14px;
    }

    .child-area {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .tab_select {
        white-space: nowrap;
    }
}

/* ========================================
   鑱旂郴鎴戜滑绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .contact-section {
        padding: 20px 0;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .contact-grid2 {
        grid-template-columns: 1fr;
    }

    .contact-card {
        padding: 15px;
    }

    .contact-card h4 {
        font-size: 1.4rem;
    }

    .contact-card p {
        font-size: 1.2rem;
    }

    .card-contact-item {
        height: auto;
        min-height: 150px;
        padding: 20px;
    }

    .card-contact-item h3 {
        font-size: 18px;
    }

    .card-contact-item p {
        font-size: 14px;
    }

    .contact-item-content {
        padding: 20px;
    }

    /* 鍦板浘 */
    #container {
        min-height: 300px !important;
        height: 300px !important;
    }
}

/* ========================================
   Footer绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .main-footer {
        padding: 30px 15px;
    }

    .widgets-section .row {
        display: flex;
        flex-direction: column;
    }

    .big-column {
        width: 100% !important;
        margin-bottom: 20px;
        text-align: center;
    }

    .footer-widget h2 {
        font-size: 16px;
        margin-bottom: 15px;
    }

    .footer-widget ul.list li {
        margin-bottom: 8px;
    }

    .footer-widget ul.list li a {
        font-size: 14px;
    }

    .footer-link-box {
        text-align: center;
        width: 100%;
        height: auto;
    }

    .footer-link-box img {
        width: 100px;
        height: auto;
    }

    .footer-bottom {
        margin-top: 20px;
        padding: 15px 0;
    }

    .copyright {
        font-size: 12px;
    }

    .copyright p {
        font-size: 12px;
        line-height: 1.6;
        margin-bottom: 5px;
    }

    /* 杩斿洖椤堕儴鎸夐挳 */
    .back-to-top-btn {
        width: 40px;
        height: 40px;
        bottom: 20px;
        right: 20px;
    }
}

/* ========================================
   琛ㄥ崟绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .form-group {
        margin-bottom: 15px;
    }

    .form-control {
        font-size: 16px;
        padding: 12px 15px;
    }

    .btn {
        padding: 12px 20px;
        font-size: 14px;
    }

    .view-more-btn,
    .learn-more-btn {
        padding: 10px 20px;
        font-size: 14px;
        width: 100%;
        justify-content: center;
    }
}

/* ========================================
   鍒嗛〉绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .pagination {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 5px;
    }

    .pagination li {
        margin: 2px;
    }

    .pagination li a {
        padding: 8px 12px;
        font-size: 14px;
    }
}

/* ========================================
   鑽ｈ獕璧勮川绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .honors-section {
        padding: 30px 0;
    }

    .honors-swiper {
        margin-top: 20px;
    }

    .honors-item {
        padding: 10px;
    }

    .honors-img {
        width: 100% !important;
        height: auto !important;
        max-height: 250px;
    }

    .honors-caption {
        font-size: 14px;
    }
}

/* ========================================
   鍚堜綔浼欎即绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .hezuoItem {
        margin-bottom: 15px;
    }

    .hezuoItem img {
        width: 100%;
        height: auto;
    }
}

/* ========================================
   鑲＄エ淇℃伅绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .stock-info-main {
        flex-direction: column;
        gap: 15px;
        padding: 20px 0 !important;
    }

    .company-info {
        font-size: 1.4rem;
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .stock-price .price {
        font-size: 28px !important;
    }

    .stock-price .change {
        font-size: 16px !important;
    }

    .market-cap {
        font-size: 16px;
    }

    .real-time-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
}

/* ========================================
   浜т笟瀵艰埅绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .industry-nav {
        flex-wrap: wrap;
        gap: 10px;
        justify-content: center;
        padding: 15px 0;
    }

    .nav-item {
        font-size: 1.2rem;
        padding: 8px 12px;
    }

    .nav-item img {
        width: 20px;
        height: 20px;
    }

    .nav-item span {
        font-size: 12px;
    }

    .product-list {
        justify-content: center;
    }

    .product-item-tag {
        font-size: 1.2rem;
        padding: 5px 12px;
        margin: 5px;
    }
}

/* ========================================
   鏁版嵁缁熻绉诲姩绔€傞厤
   ======================================== */

@media (max-width: 767px) {
    .stats-grid {
        flex-wrap: wrap;
        gap: 15px;
    }

    .stat-item {
        flex: 1 1 calc(50% - 10px);
        min-width: 120px;
    }

    .stat-number {
        font-size: 1.4rem;
    }

    .stat-number span {
        font-size: 2.4rem;
    }

    .stat-label {
        font-size: 1.2rem;
    }

    .data-stats {
        flex-wrap: wrap;
        gap: 15px;
    }

    .data-item {
        flex: 1 1 calc(33.33% - 10px);
    }

    .data-value {
        font-size: 1.4rem;
    }

    .data-label {
        font-size: 1rem;
    }
}

/* ========================================
   鏃堕棿绾块椤电Щ鍔ㄧ閫傞厤
   ======================================== */

@media (max-width: 767px) {
    .timeline-item .year {
        font-size: 1.6rem !important;
    }

    .timeline-item .year span {
        font-size: 2.8rem !important;
    }

    .timeline-item .description {
        font-size: 1.2rem !important;
    }
}

/* ========================================
   灏忓睆骞曟墜鏈洪€傞厤 (480px浠ヤ笅)
   ======================================== */

@media (max-width: 480px) {
    html {
        font-size: 12px;
    }

    .section-title {
        font-size: 1.6rem !important;
    }

    .section-content {
        font-size: 1rem !important;
    }

    .logo img {
        max-height: 30px;
    }

    .banner-header {
        min-height: 250px !important;
    }

    .banner-header .title {
        font-size: 20px !important;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .product-item {
        height: 200px;
    }

    .product-item img {
        height: 160px;
    }

    .stat-item {
        flex: 1 1 100%;
    }

    .nav-item span {
        display: none;
    }

    .nav-item img {
        width: 24px;
        height: 24px;
    }

    .footer-widget h2 {
        font-size: 14px;
    }

    .copyright {
        font-size: 11px;
    }
}

/* ========================================
   妯睆鎵嬫満閫傞厤
   ======================================== */

@media (max-width: 767px) and (orientation: landscape) {
    .banner-header {
        min-height: 200px !important;
    }

    .swiper-slide {
        min-height: 200px;
    }

    .top-news-img {
        height: 150px;
    }

    #container {
        min-height: 250px !important;
        height: 250px !important;
    }
}

/* ========================================
   骞虫澘閫傞厤 (768px - 1024px)
   ======================================== */

@media (min-width: 768px) and (max-width: 1024px) {
    .auto-container {
        max-width: 100%;
        padding: 0 20px;
    }

    .section-title {
        font-size: 2.4rem;
    }

    .section-content {
        font-size: 1.4rem;
    }

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

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

    .navigation li {
        margin: 0 8px;
    }

    .navigation li a {
        font-size: 14px;
    }
}

/* ========================================
   瑙︽懜璁惧浼樺寲
   ======================================== */

@media (hover: none) and (pointer: coarse) {
    /* 澧炲ぇ鍙偣鍑诲尯鍩 */
    .navigation li a {
        padding: 15px 20px;
    }

    .tab-item a {
        padding: 12px 15px;
    }

    .btn {
        min-height: 44px;
    }

    /* 绉婚櫎hover鏁堟灉 */
    .news-item:hover,
    .product-item:hover,
    .contact-card:hover {
        transform: none;
    }
}

/* ========================================
   楂樺垎杈ㄧ巼灞忓箷閫傞厤
   ======================================== */

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    /* 纭繚鍥剧墖鍦ㄩ珮鍒嗚鲸鐜囧睆骞曚笂娓呮櫚 */
    img {
        image-rendering: -webkit-optimize-contrast;
    }
}

/* ========================================
   鎵撳嵃鏍峰紡
   ======================================== */

@media print {
    .main-header,
    .main-footer,
    .back-to-top-btn,
    .swiper-button-prev,
    .swiper-button-next {
        display: none !important;
    }

    .banner-header {
        min-height: auto !important;
        background: #fff !important;
    }

    .section-title {
        color: #000 !important;
    }
}