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

:root {
    /* 主色调 - 现代蓝色系 */
    --primary-color: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --primary-gradient: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);

    /* 辅助色 - 紫色系 */
    --secondary-color: #7c3aed;
    --secondary-light: #8b5cf6;
    --secondary-dark: #6d28d9;
    --secondary-gradient: linear-gradient(135deg, #7c3aed 0%, #8b5cf6 100%);

    /* 中性色 */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --text-white: #ffffff;

    /* 背景色 */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-light: #f1f5f9;
    --bg-dark: #0f172a;
    --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);

    /* 状态色 */
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --info-color: #06b6d4;

    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* 圆角 */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

body {
    font-family: "Microsoft YaHei", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    font-size: 16px;
}

/* 导航栏样式 */
.main-nav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(37, 99, 235, 0.1);
    box-shadow: var(--shadow-sm);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    height: 70px;
    transition: all 0.3s ease;
}

.main-nav:hover {
    box-shadow: var(--shadow-md);
}

.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 img {
    height: 40px;
    width: auto;
    margin-right: 10px;
}

.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: 1.2rem;
    font-weight: 700;
    letter-spacing: 1px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: all 0.3s ease;
}

.text-divider {
    width: 1px;
    height: 16px;
    background: var(--primary-gradient);
    margin: 0 2px;
    opacity: 0.6;
}

.text-yu,
.text-yao {
    font-family: "Noto Sans SC", sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -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 {
    transform: scale(1.05);
}

.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: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    position: relative;
    transition: all 0.3s ease;
    border-radius: var(--radius-md);
}

.nav-links a:hover {
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.05);
}

.nav-links a.active {
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.1);
}

.nav-links a.active::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.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: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.language-switch .dropdown-trigger:hover {
    background: rgba(37, 99, 235, 0.05);
    border-color: var(--primary-color);
}

.language-switch .fa-globe {
    font-size: 1rem;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.language-switch .fa-chevron-down {
    font-size: 0.8rem;
    margin-left: 0.2rem;
    transition: transform 0.3s ease;
    color: var(--text-secondary);
}

.language-switch:hover .fa-chevron-down {
    transform: rotate(180deg);
}

.language-switch .dropdown-content {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(5px);
    background: var(--bg-primary);
    min-width: 180px;
    box-shadow: var(--shadow-xl);
    border-radius: var(--radius-lg);
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.language-switch .dropdown-content::before {
    content: "";
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 12px;
    height: 12px;
    background: var(--bg-primary);
    border-left: 1px solid rgba(37, 99, 235, 0.1);
    border-top: 1px solid rgba(37, 99, 235, 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: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
    margin: 0 4px;
    border-radius: var(--radius-md);
    position: relative;
}

.language-switch .dropdown-content a:hover {
    background: rgba(37, 99, 235, 0.05);
    color: var(--primary-color);
}

.language-switch .dropdown-content a.active {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
    position: relative;
}

.language-switch .dropdown-content a.active::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-gradient);
    border-radius: 0 2px 2px 0;
}

.lang-text {
    font-weight: 500;
    font-size: 0.9rem;
}

.lang-code {
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: rgba(37, 99, 235, 0.1);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
}

/* 英雄区域样式 */
.hero-section {
    background: linear-gradient(135deg, #DE509A 0%, #DF6943 100%);
    padding: 120px 20px 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    animation: gradientShift 8s ease-in-out infinite alternate;
}

@keyframes gradientShift {
    0% {
        background: linear-gradient(135deg, #DE509A 0%, #DF6943 100%);
    }
    50% {
        background: linear-gradient(135deg, #E85DA1 0%, #E06B47 100%);
    }
    100% {
        background: linear-gradient(135deg, #DC4A96 0%, #DE673F 100%);
    }
}

.hero-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
    pointer-events: none;
    animation: floatingLights 6s ease-in-out infinite;
}

@keyframes floatingLights {
    0%, 100% {
        background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 70% 80%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
    }
    25% {
        background: radial-gradient(circle at 40% 30%, rgba(255, 255, 255, 0.12) 0%, transparent 50%),
            radial-gradient(circle at 60% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    }
    50% {
        background: radial-gradient(circle at 50% 40%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
            radial-gradient(circle at 50% 60%, rgba(255, 255, 255, 0.12) 0%, transparent 50%);
    }
    75% {
        background: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
    }
}

.hero-section::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 60%, rgba(255, 255, 255, 0.03) 0%, transparent 40%),
        radial-gradient(circle at 80% 40%, rgba(255, 255, 255, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 60% 20%, rgba(255, 255, 255, 0.04) 0%, transparent 40%);
    pointer-events: none;
    animation: sparkles 10s linear infinite;
}

@keyframes sparkles {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1) rotate(0deg);
    }
    25% {
        opacity: 0.6;
        transform: scale(1.1) rotate(90deg);
    }
    50% {
        opacity: 0.4;
        transform: scale(0.9) rotate(180deg);
    }
    75% {
        opacity: 0.7;
        transform: scale(1.05) rotate(270deg);
    }
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: 600px;
}

.hero-text {
    max-width: 600px;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: #ffffff;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    animation: titleGlow 3s ease-in-out infinite alternate;
}

@keyframes titleGlow {
    0% {
        text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3), 0 0 20px rgba(255, 255, 255, 0.1);
    }
    100% {
        text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3), 0 0 30px rgba(255, 255, 255, 0.2);
    }
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 2rem;
    position: relative;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle::after {
    content: "";
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 3px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 2px;
}

.hero-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 2rem 0;
}

.hero-stats-grid .stat-item {
    text-align: center;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid rgba(37, 99, 235, 0.1);
    animation: floatCard 4s ease-in-out infinite;
}

.hero-stats-grid .stat-item:nth-child(1) {
    animation-delay: 0s;
}

.hero-stats-grid .stat-item:nth-child(2) {
    animation-delay: 1.3s;
}

.hero-stats-grid .stat-item:nth-child(3) {
    animation-delay: 2.6s;
}

@keyframes floatCard {
    0%, 100% {
        transform: translateY(0px);
        box-shadow: var(--shadow-md);
    }
    50% {
        transform: translateY(-8px);
        box-shadow: var(--shadow-lg);
    }
}

.hero-stats-grid .stat-item:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-xl);
    background: rgba(255, 255, 255, 0.9);
}

.hero-stats-grid .stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
    animation: numberPulse 2s ease-in-out infinite;
}

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

.hero-stats-grid .stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.hero-description {
    font-size: 1.1rem;
    color: #ffffff;
    line-height: 1.7;
    margin-top: 2rem;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

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

.tech-interface {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.interface-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.9) 100%);
    border-radius: 50%;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.interface-bg::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(124, 58, 237, 0.05) 100%);
    border-radius: 50%;
    animation: breathe 4s ease-in-out infinite;
}

.data-cards {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 1.5rem;
}

.data-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(37, 99, 235, 0.1);
    min-width: 200px;
    text-align: center;
    transition: all 0.3s ease;
    animation: breathe 4s ease-in-out infinite;
}

.data-card:nth-child(2) {
    animation-delay: 1.3s;
}

.data-card:nth-child(3) {
    animation-delay: 2.6s;
}

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

.data-card:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-lg);
}

.card-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.card-status {
    font-size: 0.8rem;
    font-weight: 500;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    display: inline-block;
    margin-bottom: 0.75rem;
}

.order-card .card-status {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.inventory-card .card-status {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
}

.analytics-card .card-status {
    background: rgba(124, 58, 237, 0.1);
    color: var(--secondary-color);
}

.card-metric {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.card-metric i {
    color: var(--success-color);
    font-size: 0.7rem;
}

.tech-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.circle-element {
    position: absolute;
    border: 2px solid rgba(37, 99, 235, 0.2);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.circle-1 {
    width: 120px;
    height: 120px;
    top: 20%;
    left: 20%;
    border-color: rgba(37, 99, 235, 0.3);
    animation-duration: 15s;
}

.circle-2 {
    width: 80px;
    height: 80px;
    top: 60%;
    right: 20%;
    border-color: rgba(124, 58, 237, 0.3);
    animation-duration: 20s;
    animation-direction: reverse;
}

.circle-3 {
    width: 60px;
    height: 60px;
    bottom: 20%;
    left: 30%;
    border-color: rgba(16, 185, 129, 0.3);
    animation-duration: 25s;
}

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

.tech-icons {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.tech-icons i {
    position: absolute;
    font-size: 1.5rem;
    color: var(--primary-color);
    animation: pulse 2s ease-in-out infinite;
}

.tech-icons i:nth-child(1) {
    top: 15%;
    left: 15%;
    color: var(--primary-color);
    animation-delay: 0s;
}

.tech-icons i:nth-child(2) {
    top: 15%;
    right: 15%;
    color: var(--secondary-color);
    animation-delay: 0.5s;
}

.tech-icons i:nth-child(3) {
    bottom: 15%;
    left: 15%;
    color: var(--success-color);
    animation-delay: 1s;
}

.tech-icons i:nth-child(4) {
    bottom: 15%;
    right: 15%;
    color: var(--info-color);
    animation-delay: 1.5s;
}

@keyframes pulse {
    0%,
    100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* 核心功能区域 */
.core-features {
    padding: 80px 20px;
    background: var(--bg-primary);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.core-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.core-feature-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(37, 99, 235, 0.1);
    position: relative;
    overflow: hidden;
}

.core-feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.core-feature-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.feature-icon i {
    font-size: 2rem;
    color: var(--text-white);
}

.core-feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.core-feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 详细功能介绍 */
.features-container {
    background: var(--bg-secondary);
}

.feature-section {
    padding: 80px 20px;
}

.feature-section.bg-light {
    background: var(--bg-light);
}

.feature-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

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

.feature-text {
    max-width: 600px;
    direction: ltr;
}

.feature-text h2 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

.feature-list li {
    margin-bottom: 2rem;
    padding-left: 0;
    position: relative;
}

.feature-list li::before {
    display: none;
}

.feature-point {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.feature-point i {
    color: var(--primary-color);
    font-size: 0.8rem;
}

.feature-point h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.feature-list p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-left: 1.5rem;
}

.feature-animation {
    display: flex;
    justify-content: center;
    align-items: center;
    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: 10;
}

.icon-circle {
    width: 100px;
    height: 100px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    animation: iconFloat 3s ease-in-out infinite;
}

.icon-circle i {
    font-size: 2.5rem;
    color: var(--text-white);
}

.icon-label {
    text-align: center;
    margin-top: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

@keyframes iconFloat {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* 订单管理动画 */
.order-animation .animation-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.ring-1 {
    width: 150px;
    height: 150px;
    opacity: 0.6;
}

.ring-2 {
    width: 200px;
    height: 200px;
    opacity: 0.4;
    animation-delay: 0.5s;
}

.ring-3 {
    width: 250px;
    height: 250px;
    opacity: 0.2;
    animation-delay: 1s;
}

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

/* 库存管理动画 */
.inventory-animation .animation-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.floating-box {
    position: absolute;
    width: 40px;
    height: 40px;
    background: rgba(37, 99, 235, 0.2);
    border-radius: var(--radius-md);
    animation: floatBox 3s ease-in-out infinite;
}

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

.box-2 {
    top: 30%;
    right: 20%;
    animation-delay: 1s;
}

.box-3 {
    bottom: 20%;
    left: 30%;
    animation-delay: 2s;
}

.connecting-line {
    position: absolute;
    height: 2px;
    background: var(--primary-gradient);
    animation: lineGlow 2s ease-in-out infinite;
}

.line-1 {
    top: 35%;
    left: 35%;
    width: 30%;
    transform: rotate(45deg);
}

.line-2 {
    bottom: 35%;
    left: 25%;
    width: 50%;
    transform: rotate(-30deg);
    animation-delay: 1s;
}

@keyframes floatBox {
    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-15px) rotate(180deg);
    }
}

@keyframes lineGlow {
    0%,
    100% {
        opacity: 0.3;
        box-shadow: 0 0 5px var(--primary-color);
    }
    50% {
        opacity: 1;
        box-shadow: 0 0 20px var(--primary-color);
    }
}

/* 数据分析动画 */
.analytics-animation .animation-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    padding: 50px;
}

.chart-bar {
    width: 20px;
    background: var(--primary-gradient);
    margin: 0 5px;
    border-radius: 4px 4px 0 0;
    animation: barGrow 2s ease-in-out infinite;
}

.bar-1 {
    height: 60px;
    animation-delay: 0s;
}

.bar-2 {
    height: 80px;
    animation-delay: 0.2s;
}

.bar-3 {
    height: 100px;
    animation-delay: 0.4s;
}

.bar-4 {
    height: 70px;
    animation-delay: 0.6s;
}

.trend-line {
    position: absolute;
    top: 40%;
    left: 20%;
    width: 60%;
    height: 2px;
    background: var(--secondary-color);
    border-radius: 2px;
}

.trend-line::before {
    content: "";
    position: absolute;
    top: -4px;
    left: 0;
    width: 8px;
    height: 8px;
    background: var(--secondary-color);
    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% {
        left: 0;
    }
    100% {
        left: calc(100% - 8px);
    }
}

/* 财务分析动画 */
.finance-animation .animation-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.pie-segment {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: pieRotate 4s linear infinite;
}

.segment-1 {
    background: conic-gradient(var(--primary-color) 0deg 120deg, transparent 120deg);
    animation-delay: 0s;
}

.segment-2 {
    background: conic-gradient(transparent 0deg 120deg, var(--secondary-color) 120deg 240deg, transparent 240deg);
    animation-delay: 1s;
}

.segment-3 {
    background: conic-gradient(transparent 0deg 240deg, var(--success-color) 240deg 360deg);
    animation-delay: 2s;
}

.finance-indicator {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: indicatorPulse 2s ease-in-out infinite;
}

.indicator-1 {
    top: 20%;
    left: 20%;
    background: var(--primary-color);
}

.indicator-2 {
    bottom: 20%;
    right: 20%;
    background: var(--secondary-color);
    animation-delay: 1s;
}

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

@keyframes indicatorPulse {
    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.5);
        opacity: 0.6;
    }
}

/* 供应链动画 */
.supply-animation .animation-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.supply-node {
    position: absolute;
    width: 30px;
    height: 30px;
    background: var(--primary-gradient);
    border-radius: 50%;
    animation: nodeFloat 3s ease-in-out infinite;
}

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

.node-2 {
    top: 20%;
    right: 20%;
    animation-delay: 1s;
}

.node-3 {
    bottom: 20%;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 2s;
}

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

.link-1 {
    top: 30%;
    left: 25%;
    width: 50%;
    transform: rotate(0deg);
}

.link-2 {
    top: 35%;
    left: 20%;
    width: 40%;
    transform: rotate(45deg);
    animation-delay: 0.5s;
}

.link-3 {
    top: 35%;
    right: 20%;
    width: 40%;
    transform: rotate(-45deg);
    animation-delay: 1s;
}

@keyframes nodeFloat {
    0%,
    100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-10px) scale(1.1);
    }
}

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

/* 服务优势区域 */
.why-choose-us {
    padding: 80px 20px;
    background: var(--bg-light);
}

.why-choose-us .section-header {
    margin-bottom: 4rem;
}

.why-choose-us .section-header h2 {
    color: var(--text-primary);
}

.why-choose-us .section-header p {
    color: var(--text-secondary);
}

.advantages-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.advantage-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.advantage-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.advantage-icon i {
    font-size: 2.5rem;
    color: var(--text-white);
}

.advantage-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.advantage-stats {
    margin-bottom: 1.5rem;
}

.stat-item {
    display: inline-block;
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
}

.stat-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.advantage-desc {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 关于我们页面样式 */
.about-hero {
    background: var(--bg-gradient);
    padding: 120px 20px 80px;
    position: relative;
    overflow: hidden;
}

.about-hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 30%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(124, 58, 237, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.about-content-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.about-text-section {
    max-width: 600px;
}

.about-badge {
    display: inline-block;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2rem;
    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, 0.3), transparent);
    transition: left 0.5s ease;
}

.about-badge:hover::after {
    left: 100%;
}

.about-title {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
}

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

.office-showcase {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transition: all 0.3s ease;
}

.office-showcase:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.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;
    left: -20px;
    right: -20px;
    bottom: -20px;
    border: 2px solid rgba(37, 99, 235, 0.2);
    border-radius: var(--radius-xl);
    pointer-events: none;
}

.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%, rgba(255, 255, 255, 0.1) 100%);
    backdrop-filter: blur(10px);
    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: 60px;
    height: 60px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.element-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
    background: rgba(37, 99, 235, 0.1);
}

.element-2 {
    top: 20%;
    right: 15%;
    animation-delay: 2s;
    background: rgba(124, 58, 237, 0.1);
}

.element-3 {
    bottom: 15%;
    left: 20%;
    animation-delay: 4s;
    background: rgba(16, 185, 129, 0.1);
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }
    33% {
        transform: translateY(-20px) rotate(120deg);
    }
    66% {
        transform: translateY(-10px) rotate(240deg);
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .about-content-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

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

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

    .about-title {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .about-hero {
        padding: 100px 20px 60px;
    }

    .about-content-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-text-section,
    .about-image-section {
        max-width: 100%;
    }

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

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

    .office-showcase {
        margin: 0 auto;
    }

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

    .element {
        width: 40px;
        height: 40px;
    }
}

/* 页脚样式 */
footer {
    background: var(--bg-dark);
    color: var(--text-white);
    padding: 60px 20px 20px;
    position: relative;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: start;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

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

.footer-logo img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-logo .text-en {
    font-family: "Montserrat", sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-white);
}

.footer-logo .text-divider {
    width: 1px;
    height: 16px;
    background: rgba(255, 255, 255, 0.3);
    margin: 0 2px;
}

.footer-logo .text-yu,
.footer-logo .text-yao {
    font-family: "Noto Sans SC", sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-white);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-white);
    position: relative;
}

.footer-section h4::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary-gradient);
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--text-white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 2rem;
    padding-top: 2rem;
}

.copyright {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* 移动端响应式 */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        height: auto;
        padding: 1rem;
    }

    .nav-links {
        margin-top: 1rem;
        gap: 1rem;
    }

    .nav-links a {
        font-size: 0.9rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 2.5rem;
        color: #ffffff;
        text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    }

    .hero-subtitle {
        font-size: 1.2rem;
        color: #ffffff;
        text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
    }

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

    .hero-stats-grid .stat-item {
        padding: 1rem;
    }

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

    .hero-visual {
        order: -1;
    }

    .data-cards {
        gap: 1rem;
    }

    .data-card {
        padding: 1rem;
        min-width: 150px;
    }

    .circle-element {
        display: none;
    }

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

    .btn-primary,
    .btn-secondary {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

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

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

    .core-features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .core-feature-card {
        padding: 1.5rem;
    }

    .feature-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        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: 30px;
        height: 30px;
    }

    .chart-bar {
        width: 15px;
        margin: 0 3px;
    }

    .pie-segment {
        width: 100px;
        height: 100px;
    }

    .supply-node {
        width: 25px;
        height: 25px;
    }

    .supply-link {
        height: 2px;
    }

    .advantages-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .advantage-card {
        padding: 2rem;
    }

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

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}