/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: #2c3e50;
    background-color: #f8fafc;
}

/* 导航栏样式 */
.main-nav {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.95) 100%);
    backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 4px 32px rgba(14, 165, 233, 0.1), 0 2px 16px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    height: 70px;
    border-bottom: 1px solid rgba(14, 165, 233, 0.2);
    transition: all 0.3s ease;
}

.main-nav::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(14, 165, 233, 0.1) 50%, 
        transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.main-nav:hover::before {
    opacity: 1;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    width: 200px;
    padding-right: 20px;
}

.logo-image {
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.logo-image:hover {
    transform: scale(1.05);
}

.logo-image img {
    height: 45px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
}

.logo-text {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    padding: 0 2px;
}

.text-en {
    font-family: "Montserrat", sans-serif;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: #64748b;
    transition: color 0.3s ease;
}

.text-divider {
    width: 1px;
    height: 16px;
    background: linear-gradient(to bottom, transparent, #ec4899, transparent);
    margin: 0 2px;
}

.text-yu,
.text-yao {
    font-family: "Noto Sans SC", sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ec4899, #f97316);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    transition: transform 0.3s ease;
}

.logo-text:hover .text-en {
    color: #ec4899;
}

.logo-text:hover .text-yu {
    transform: translateY(-2px);
}

.logo-text:hover .text-yao {
    transform: translateY(2px);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex: 1;
    justify-content: center;
}

.nav-links a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: all 0.3s ease;
}

.nav-links a:hover {
    color: #0ea5e9;
    text-shadow: 0 0 10px rgba(14, 165, 233, 0.5);
    transform: translateY(-1px);
}

.nav-links a.active {
    color: #0ea5e9;
    text-shadow: 0 0 8px rgba(14, 165, 233, 0.4);
}

.nav-links a.active::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(135deg, #0ea5e9, #a855f7);
    box-shadow: 0 0 8px rgba(14, 165, 233, 0.6);
}

.nav-right {
    display: flex;
    align-items: center;
    width: 200px;
    padding-left: 20px;
    justify-content: flex-end;
}

/* 语言切换下拉框样式 */
.language-switch {
    position: relative;
    display: inline-block;
}

.language-switch .dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid rgba(14, 165, 233, 0.2);
}

.language-switch .dropdown-trigger:hover {
    background: rgba(14, 165, 233, 0.15);
    border-color: rgba(14, 165, 233, 0.4);
    color: #0ea5e9;
    box-shadow: 0 0 12px rgba(14, 165, 233, 0.2);
}

.language-switch .fa-globe {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
}

.language-switch .fa-chevron-down {
    font-size: 0.8rem;
    margin-left: 0.2rem;
    transition: transform 0.3s ease;
}

.language-switch:hover .fa-globe,
.language-switch:hover .fa-chevron-down {
    transform: rotate(180deg);
    color: #0ea5e9;
}

.language-switch .dropdown-content {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(5px);
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.95) 100%);
    backdrop-filter: blur(20px) saturate(180%);
    min-width: 180px;
    box-shadow: 
        0 10px 40px rgba(14, 165, 233, 0.15),
        0 4px 16px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    border: 1px solid rgba(14, 165, 233, 0.3);
}

.language-switch .dropdown-content::before {
    content: "";
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(30, 41, 59, 0.95));
    border: 1px solid rgba(14, 165, 233, 0.3);
    box-shadow: -2px -2px 12px rgba(14, 165, 233, 0.1);
}

.language-switch:hover .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.language-switch .dropdown-content a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all 0.3s ease;
    margin: 0 4px;
    border-radius: 8px;
    position: relative;
}

.language-switch .dropdown-content a:hover {
    background: rgba(14, 165, 233, 0.15);
    color: #0ea5e9;
    text-shadow: 0 0 8px rgba(14, 165, 233, 0.4);
}

.language-switch .dropdown-content a.active {
    background: rgba(14, 165, 233, 0.2);
    color: #0ea5e9;
    text-shadow: 0 0 8px rgba(14, 165, 233, 0.5);
    position: relative;
}

.language-switch .dropdown-content a.active::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(135deg, #0ea5e9, #a855f7);
    border-radius: 0 2px 2px 0;
    box-shadow: 0 0 8px rgba(14, 165, 233, 0.6);
}

.lang-text {
    font-weight: 500;
    font-size: 0.95rem;
}

.lang-code {
    font-size: 0.85rem;
    color: #999;
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* 英雄区域样式 */
.hero-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 25%, #334155 50%, #0f766e 75%, #059669 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(14, 165, 233, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(168, 85, 247, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(6, 182, 212, 0.1) 0%, transparent 50%),
        linear-gradient(135deg, rgba(15, 23, 42, 0.8), rgba(30, 41, 59, 0.6));
    z-index: 1;
}

.hero-section::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(1px 1px at 20px 30px, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(1px 1px at 40px 70px, rgba(14, 165, 233, 0.4), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(168, 85, 247, 0.3), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(6, 182, 212, 0.4), transparent);
    background-size: 150px 150px, 200px 200px, 180px 180px, 220px 220px;
    animation: starfield 20s linear infinite;
    z-index: 1;
}

@keyframes starfield {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(-200px);
    }
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    min-height: 80vh;
}

.hero-text {
    color: white;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: linear-gradient(135deg, #ffffff 0%, #0ea5e9 50%, #a855f7 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(14, 165, 233, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.hero-stats-grid .stat-item {
    text-align: center;
}

.hero-stats-grid .stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #0ea5e9;
    display: block;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 20px rgba(14, 165, 233, 0.5);
}

.hero-stats-grid .stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: 2rem;
}

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

.tech-interface {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 400px;
}

.interface-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.4), rgba(30, 41, 59, 0.2));
    border-radius: 24px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(14, 165, 233, 0.3);
    box-shadow: 0 8px 32px rgba(14, 165, 233, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.interface-bg::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, rgba(14, 165, 233, 0.2), rgba(168, 85, 247, 0.1), transparent);
    animation: rotate 25s linear infinite;
    border-radius: 50%;
}

.data-cards {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 80%;
}

.data-card {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.6), rgba(30, 41, 59, 0.4));
    border-radius: 16px;
    padding: 18px;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(14, 165, 233, 0.2);
    box-shadow: 0 4px 16px rgba(14, 165, 233, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    animation: breathe 3s ease-in-out infinite;
    transition: all 0.3s ease;
}

.data-card:nth-child(2) {
    animation-delay: 1s;
}

.data-card:nth-child(3) {
    animation-delay: 2s;
}

@keyframes breathe {
    0%,
    100% {
        transform: scale(1);
        opacity: 0.8;
    }
    50% {
        transform: scale(1.05);
        opacity: 1;
    }
}

.data-card:hover {
    transform: scale(1.05);
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8), rgba(30, 41, 59, 0.6));
    border-color: rgba(14, 165, 233, 0.4);
    box-shadow: 0 8px 24px rgba(14, 165, 233, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.card-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 5px;
}

.card-status {
    font-size: 0.8rem;
    font-weight: 600;
}

.order-card .card-status {
    color: #0ea5e9;
    text-shadow: 0 0 10px rgba(14, 165, 233, 0.5);
}

.inventory-card .card-status {
    color: #10b981;
    text-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
}

.analytics-card .card-status {
    color: #a855f7;
    text-shadow: 0 0 10px rgba(168, 85, 247, 0.5);
}

.card-metric {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 5px;
}

.card-metric i {
    color: #0ea5e9;
}

.tech-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.circle-element {
    position: absolute;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    animation: rotate 15s linear infinite;
}

.circle-1 {
    width: 100px;
    height: 100px;
    top: 10%;
    right: 10%;
    border-color: rgba(14, 165, 233, 0.4);
    box-shadow: 0 0 20px rgba(14, 165, 233, 0.2);
}

.circle-2 {
    width: 60px;
    height: 60px;
    bottom: 20%;
    left: 15%;
    border-color: rgba(16, 185, 129, 0.4);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
    animation-direction: reverse;
}

.circle-3 {
    width: 80px;
    height: 80px;
    top: 60%;
    right: 20%;
    border-color: rgba(168, 85, 247, 0.4);
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.2);
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.tech-icons {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.tech-icons i {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.6);
    animation: pulse 2s ease-in-out infinite;
}

.tech-icons i:nth-child(1) {
    color: rgba(14, 165, 233, 0.9);
    text-shadow: 0 0 15px rgba(14, 165, 233, 0.5);
    animation-delay: 0s;
}

.tech-icons i:nth-child(2) {
    color: rgba(16, 185, 129, 0.9);
    text-shadow: 0 0 15px rgba(16, 185, 129, 0.5);
    animation-delay: 0.5s;
}

.tech-icons i:nth-child(3) {
    color: rgba(168, 85, 247, 0.9);
    text-shadow: 0 0 15px rgba(168, 85, 247, 0.5);
    animation-delay: 1s;
}

.tech-icons i:nth-child(4) {
    color: rgba(6, 182, 212, 0.9);
    text-shadow: 0 0 15px rgba(6, 182, 212, 0.5);
    animation-delay: 1.5s;
}

@keyframes pulse {
    0%,
    100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

/* 核心功能区域 */
.core-features {
    padding: 100px 0;
    background: #ffffff;
}

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

.section-header h2 {
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

.core-features-grid {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.core-feature-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 40px 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.core-feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(236, 72, 153, 0.15);
}

.core-feature-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #ec4899, #f97316);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.core-feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.1), rgba(249, 115, 22, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    transition: all 0.3s ease;
}

.feature-icon i {
    font-size: 2rem;
    color: #ec4899;
}

.core-feature-card h3 {
    font-size: 1.4rem;
    color: #1e293b;
    margin-bottom: 15px;
}

.core-feature-card p {
    color: #64748b;
    line-height: 1.7;
}

/* 详细功能介绍 */
.features-container {
    background: #f8fafc;
    padding: 100px 0;
}

.feature-section {
    margin-bottom: 80px;
}

.feature-section.bg-light {
    background: #ffffff;
}

.feature-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.feature-content.reverse {
    direction: rtl;
}

.feature-text {
    direction: ltr;
}

.feature-text h2 {
    font-size: 2.2rem;
    color: #1e293b;
    margin-bottom: 20px;
}

.feature-subtitle {
    font-size: 1.1rem;
    color: #64748b;
    margin-bottom: 30px;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    margin-bottom: 25px;
    position: relative;
}

.feature-list li::before {
    content: "";
    position: absolute;
    left: -30px;
    top: 8px;
    width: 6px;
    height: 6px;
    background: linear-gradient(135deg, #ec4899, #f97316);
    border-radius: 50%;
}

.feature-point {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.feature-point i {
    color: #ec4899;
    font-size: 0.8rem;
}

.feature-point h3 {
    font-size: 1.1rem;
    color: #1e293b;
    margin: 0;
}

.feature-list p {
    color: #64748b;
    line-height: 1.7;
    margin-left: 20px;
}

/* 动画区域 */
.feature-animation {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
    position: relative;
}

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

.animated-icon {
    position: relative;
    z-index: 2;
}

.icon-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ec4899, #f97316);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(236, 72, 153, 0.3);
    animation: iconFloat 3s ease-in-out infinite;
}

.icon-circle i {
    font-size: 2.5rem;
    color: white;
}

.icon-label {
    text-align: center;
    margin-top: 20px;
    font-weight: 600;
    color: #1e293b;
}

@keyframes iconFloat {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* 订单动画 */
.order-animation .animation-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.pulse-ring {
    position: absolute;
    border: 3px solid rgba(236, 72, 153, 0.3);
    border-radius: 50%;
    animation: pulse 2s ease-out infinite;
}

.ring-1 {
    width: 150px;
    height: 150px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.ring-2 {
    width: 200px;
    height: 200px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 0.5s;
}

.ring-3 {
    width: 250px;
    height: 250px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 1s;
}

@keyframes pulse {
    0% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(0.8);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

/* 库存动画 */
.inventory-animation .animation-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.floating-box {
    position: absolute;
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, #ec4899, #f97316);
    border-radius: 6px;
    animation: floatBox 4s ease-in-out infinite;
}

.box-1 {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.box-2 {
    top: 30%;
    right: 25%;
    animation-delay: 1s;
}

.box-3 {
    bottom: 25%;
    left: 30%;
    animation-delay: 2s;
}

.connecting-line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, #ec4899, transparent);
}

.line-1 {
    top: 35%;
    left: 25%;
    width: 50%;
    animation: lineGlow 3s ease-in-out infinite;
}

.line-2 {
    top: 65%;
    left: 20%;
    width: 60%;
    animation: lineGlow 3s ease-in-out infinite;
    animation-delay: 1.5s;
}

@keyframes floatBox {
    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

@keyframes lineGlow {
    0%,
    100% {
        opacity: 0.3;
    }
    50% {
        opacity: 1;
    }
}

/* 分析动画 */
.analytics-animation .animation-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    display: flex;
    justify-content: center;
    align-items: center;
}

.chart-bar {
    width: 8px;
    margin: 0 3px;
    background: linear-gradient(to top, #ec4899, #f97316);
    border-radius: 4px 4px 0 0;
    animation: barGrow 2s ease-in-out infinite;
}

.bar-1 {
    height: 40px;
    animation-delay: 0s;
}

.bar-2 {
    height: 60px;
    animation-delay: 0.2s;
}

.bar-3 {
    height: 80px;
    animation-delay: 0.4s;
}

.bar-4 {
    height: 50px;
    animation-delay: 0.6s;
}

.trend-line {
    position: absolute;
    top: 50%;
    left: 20%;
    right: 20%;
    height: 2px;
    background: linear-gradient(90deg, #ec4899, #f97316);
    border-radius: 2px;
    animation: trendMove 3s ease-in-out infinite;
}

.trend-line::before {
    content: "";
    position: absolute;
    top: -4px;
    right: -4px;
    width: 8px;
    height: 8px;
    background: #ec4899;
    border-radius: 50%;
    animation: trendMove 3s ease-in-out infinite;
}

@keyframes barGrow {
    0%,
    100% {
        transform: scaleY(0.8);
    }
    50% {
        transform: scaleY(1.2);
    }
}

@keyframes trendMove {
    0%,
    100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(20px);
    }
}

/* 财务动画 */
.finance-animation .animation-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    display: flex;
    justify-content: center;
    align-items: center;
}

.pie-segment {
    position: absolute;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 20px solid transparent;
    animation: pieRotate 4s linear infinite;
}

.segment-1 {
    border-top-color: #ec4899;
    transform: rotate(0deg);
}

.segment-2 {
    border-right-color: #f97316;
    transform: rotate(120deg);
}

.segment-3 {
    border-bottom-color: #34d399;
    transform: rotate(240deg);
}

.finance-indicator {
    position: absolute;
    width: 6px;
    height: 6px;
    background: #ec4899;
    border-radius: 50%;
    animation: indicatorPulse 2s ease-in-out infinite;
}

.indicator-1 {
    top: 20%;
    right: 20%;
    animation-delay: 0s;
}

.indicator-2 {
    bottom: 20%;
    left: 20%;
    animation-delay: 1s;
}

@keyframes pieRotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes indicatorPulse {
    0%,
    100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.5);
    }
}

/* 供应链动画 */
.supply-animation .animation-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.supply-node {
    position: absolute;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #ec4899, #f97316);
    border-radius: 50%;
    animation: nodeFloat 3s ease-in-out infinite;
}

.node-1 {
    top: 25%;
    left: 25%;
    animation-delay: 0s;
}

.node-2 {
    top: 25%;
    right: 25%;
    animation-delay: 1s;
}

.node-3 {
    bottom: 25%;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 2s;
}

.supply-link {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, #ec4899, transparent);
    animation: linkFlow 3s ease-in-out infinite;
}

.link-1 {
    top: 30%;
    left: 30%;
    width: 40%;
    transform: rotate(0deg);
    animation-delay: 0s;
}

.link-2 {
    top: 40%;
    right: 40%;
    width: 30%;
    transform: rotate(60deg);
    animation-delay: 1s;
}

.link-3 {
    bottom: 40%;
    left: 40%;
    width: 30%;
    transform: rotate(-60deg);
    animation-delay: 2s;
}

@keyframes nodeFloat {
    0%,
    100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-10px) scale(1.2);
    }
}

@keyframes linkFlow {
    0%,
    100% {
        opacity: 0.3;
        transform: scaleX(0.8);
    }
    50% {
        opacity: 1;
        transform: scaleX(1.2);
    }
}

/* 优势区域 */
.why-choose-us {
    padding: 100px 0;
    background: #ffffff;
}

.why-choose-us .section-header {
    margin-bottom: 80px;
}

.why-choose-us .section-header h2 {
    font-size: 2.5rem;
    color: #1e293b;
}

.why-choose-us .section-header p {
    font-size: 1.1rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

.advantages-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.advantage-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(236, 72, 153, 0.15);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ec4899, #f97316);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    transition: all 0.3s ease;
}

.advantage-icon i {
    font-size: 2.5rem;
    color: white;
}

.advantage-card h3 {
    font-size: 1.5rem;
    color: #1e293b;
    margin-bottom: 20px;
}

.advantage-stats {
    margin-bottom: 20px;
}

.stat-item {
    display: inline-block;
    margin: 0 10px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: #ec4899;
    display: block;
    margin-bottom: 5px;
}

.stat-text {
    font-size: 0.9rem;
    color: #64748b;
}

.advantage-desc {
    color: #64748b;
    line-height: 1.7;
}

/* 关于页面样式 */
.about-hero {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.about-hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.9), rgba(249, 115, 22, 0.8));
    z-index: 1;
}

.about-content-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    min-height: 60vh;
}

.about-text-section {
    color: white;
}

.about-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
}

.about-badge::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

.about-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 30px;
    line-height: 1.2;
    background: linear-gradient(135deg, #ffffff, #fbbf24);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-description {
    font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: 40px;
}

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

.office-showcase {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.office-showcase:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.office-showcase img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.office-showcase:hover img {
    transform: scale(1.05);
}

.image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #fbbf24, #f97316);
    border-radius: 50%;
    opacity: 0.8;
}

.glass-effect {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 50%, transparent 100%);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.office-showcase:hover .glass-effect {
    opacity: 1;
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.element {
    position: absolute;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.element-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.element-2 {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.element-3 {
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.5;
    }
    50% {
        transform: translateY(-30px) rotate(180deg);
        opacity: 1;
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .about-content-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-text-section {
        text-align: center;
    }

    .about-image-section {
        order: -1;
    }

    .about-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .about-hero {
        padding: 60px 0;
    }

    .about-content-wrapper {
        padding: 0 20px;
        gap: 30px;
    }

    .about-text-section,
    .about-image-section {
        text-align: center;
    }

    .about-title {
        font-size: 2rem;
    }

    .about-description {
        font-size: 1rem;
    }

    .office-showcase {
        margin: 0 auto;
        max-width: 400px;
    }

    .office-showcase:hover {
        transform: none;
    }

    .element {
        display: none;
    }
}

/* 页脚样式 */
footer {
    background: #1e293b;
    color: #94a3b8;
    padding: 60px 0 30px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: start;
}

.footer-logo {
    margin-bottom: 30px;
}

.footer-logo .logo-image {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer-logo .logo-image:hover {
    opacity: 0.8;
}

.footer-logo .logo-image img {
    height: 35px;
    width: auto;
    max-width: 150px;
    object-fit: contain;
}

.footer-logo .logo-text {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.footer-logo .text-en {
    font-family: "Montserrat", sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: #94a3b8;
}

.footer-logo .text-divider {
    width: 1px;
    height: 20px;
    background: linear-gradient(to bottom, transparent, #ec4899, transparent);
}

.footer-logo .text-yu,
.footer-logo .text-yao {
    font-family: "Noto Sans SC", sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ec4899, #f97316);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

.footer-section h4 {
    color: #ffffff;
    font-size: 1.1rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #ec4899;
}

.footer-bottom {
    border-top: 1px solid #334155;
    margin-top: 40px;
    padding-top: 30px;
}

.copyright {
    text-align: center;
    color: #64748b;
    font-size: 0.9rem;
}

/* 移动端响应式 */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 15px;
    }

    .nav-links {
        display: none;
    }

    .nav-links a {
        font-size: 0.9rem;
        color: rgba(255, 255, 255, 0.9);
    }

    .main-nav {
        backdrop-filter: blur(15px) saturate(150%);
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 2.5rem;
        background: linear-gradient(135deg, #ffffff 0%, #0ea5e9 50%, #a855f7 100%);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        text-shadow: 0 0 20px rgba(14, 165, 233, 0.3);
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .hero-stats-grid .stat-item {
        padding: 20px;
    }

    .hero-stats-grid .stat-number {
        font-size: 2rem;
    }

    .hero-visual {
        order: -1;
    }

    .data-cards {
        position: static;
        transform: none;
        width: 100%;
    }

    .data-card {
        margin-bottom: 15px;
        padding: 20px;
    }

    .circle-element {
        display: none;
    }

    .tech-icons i {
        font-size: 1.2rem;
    }

    .btn-primary,
    .btn-secondary {
        padding: 12px 24px;
        font-size: 0.9rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .section-header p {
        font-size: 1rem;
    }

    .core-features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .core-feature-card {
        padding: 30px 20px;
    }

    .feature-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .feature-content.reverse {
        direction: ltr;
    }

    .feature-text h2 {
        font-size: 1.8rem;
    }

    .feature-subtitle {
        font-size: 1rem;
    }

    .feature-animation {
        order: -1;
    }

    .animation-container {
        width: 250px;
        height: 250px;
    }

    .icon-circle {
        width: 80px;
        height: 80px;
    }

    .icon-circle i {
        font-size: 2rem;
    }

    .pulse-ring {
        display: none;
    }

    .floating-box {
        width: 20px;
        height: 20px;
    }

    .chart-bar {
        width: 6px;
        margin: 0 2px;
    }

    .pie-segment {
        width: 80px;
        height: 80px;
        border-width: 15px;
    }

    .supply-node {
        width: 15px;
        height: 15px;
    }

    .supply-link {
        height: 1px;
    }

    .advantages-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .advantage-card {
        padding: 30px 20px;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .stat-text {
        font-size: 0.8rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .tech-interface {
        max-width: 350px;
        height: 300px;
    }

    .hero-section::after {
        background-size: 100px 100px, 130px 130px, 120px 120px, 150px 150px;
    }
}

/* 额外的动画和效果 */
@keyframes glow {
    0%,
    100% {
        text-shadow: 0 0 20px rgba(14, 165, 233, 0.3);
    }
    50% {
        text-shadow: 0 0 30px rgba(14, 165, 233, 0.6), 0 0 40px rgba(168, 85, 247, 0.3);
    }
}

.hero-text h1 {
    animation: glow 4s ease-in-out infinite;
}

/* 增强的悬停效果 */
.data-card:hover .card-status {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

.tech-interface:hover .interface-bg::before {
    animation-duration: 15s;
}

/* 渐进式增强 */
@supports (backdrop-filter: blur(20px)) {
    .interface-bg {
        backdrop-filter: blur(20px) saturate(180%);
    }
    
    .data-card {
        backdrop-filter: blur(15px) saturate(160%);
    }
}

/* 导航栏Logo发光效果 */
.logo-image:hover img {
    filter: drop-shadow(0 0 10px rgba(14, 165, 233, 0.4));
}

/* 增强的导航栏交互效果 */
.nav-links a::before {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 100%;
    height: 2px;
    background: linear-gradient(135deg, #0ea5e9, #a855f7);
    transition: transform 0.3s ease;
    border-radius: 1px;
}

.nav-links a:hover::before {
    transform: translateX(-50%) scaleX(1);
}