* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    background: linear-gradient(180deg, #0a0e27 0%, #1a237e 100%);
    color: #e0e0e0;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(15px);
    z-index: 1000;
    padding: 1.2rem 0;
    transition: all 0.4s ease;
}

.header.scrolled {
    padding: 0.8rem 0;
    box-shadow: 0 5px 30px rgba(0, 100, 255, 0.4);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-logo {
    height: 45px;
    transition: transform 0.3s ease;
}

.brand:hover .brand-logo {
    transform: rotate(10deg) scale(1.1);
}

.brand-name {
    font-size: 1.6rem;
    font-weight: bold;
    background: linear-gradient(135deg, #64b5f6, #90caf9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.navigation {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    color: #e0e0e0;
    text-decoration: none;
    font-size: 1rem;
    position: relative;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #64b5f6, transparent);
    transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: #64b5f6;
}

.nav-link:hover::before {
    width: 100%;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-top: 120px; /* 增加顶部间距,避免被导航栏遮住 */
    background: radial-gradient(circle at 50% 50%, rgba(100, 181, 246, 0.15) 0%, transparent 70%);
    overflow: hidden;
}

/* 电路板背景纹理 */
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(100, 181, 246, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(100, 181, 246, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

/* 机器人装饰元素 */
.robot-decoration {
    position: absolute;
    width: 120px;
    height: 120px;
    opacity: 0.08;
    pointer-events: none;
    z-index: 1;
    filter: drop-shadow(0 0 20px rgba(100, 181, 246, 0.5));
}

.robot-decoration img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.robot-decoration.top-left {
    top: 15%;
    left: 8%;
    animation: floatRobot 8s ease-in-out infinite;
}

.robot-decoration.bottom-right {
    bottom: 15%;
    right: 8%;
    width: 100px;
    height: 100px;
    animation: floatRobot 10s ease-in-out infinite reverse;
}

@keyframes floatRobot {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg); 
    }
    50% { 
        transform: translateY(-20px) rotate(5deg); 
    }
}

/* 电路线条装饰 */
.circuit-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.1;
}

.circuit-lines::before,
.circuit-lines::after {
    content: '';
    position: absolute;
    background: linear-gradient(90deg, transparent, #64b5f6, transparent);
    height: 2px;
}

.circuit-lines::before {
    top: 30%;
    left: -100%;
    width: 200%;
    animation: circuitFlow 8s linear infinite;
}

.circuit-lines::after {
    bottom: 30%;
    right: -100%;
    width: 200%;
    animation: circuitFlow 10s linear infinite reverse;
}

@keyframes circuitFlow {
    0% { transform: translateX(0); }
    100% { transform: translateX(50%); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><circle cx="200" cy="150" r="2" fill="%2364b5f6" opacity="0.3"/><circle cx="800" cy="100" r="1.5" fill="%2342a5f5" opacity="0.4"/><circle cx="1000" cy="300" r="2" fill="%2364b5f6" opacity="0.3"/></svg>');
    animation: float 20s infinite ease-in-out;
}

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

.hero-content {
    text-align: center;
    z-index: 2;
}

.hero-product-image {
    max-height: 550px;
    width: auto;
    object-fit: contain;
    object-position: top center;
    filter: drop-shadow(0 15px 30px rgba(100, 181, 246, 0.4));
    animation: floatProduct 3s ease-in-out infinite;
}

.hero-layout {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    z-index: 2;
}

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

.hero-text-section {
    text-align: left;
}

@keyframes floatProduct {
    0%, 100% { 
        transform: translateY(0px); 
        filter: drop-shadow(0 15px 30px rgba(100, 181, 246, 0.4));
    }
    50% { 
        transform: translateY(-10px); 
        filter: drop-shadow(0 20px 35px rgba(100, 181, 246, 0.6));
    }
}

.hero-main-title {
    font-size: 4.5rem;
    font-weight: bold;
    background: linear-gradient(135deg, #64b5f6, #90caf9, #bbdefb, #64b5f6);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 5s ease infinite;
    margin-bottom: 1rem;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.glitch-text {
    position: relative;
}

.glitch-text::before,
.glitch-text::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch-text::before {
    animation: glitch-1 2s infinite linear alternate-reverse;
    clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
    -webkit-text-fill-color: #64b5f6;
    opacity: 0.8;
}

.glitch-text::after {
    animation: glitch-2 3s infinite linear alternate-reverse;
    clip-path: polygon(0 60%, 100% 60%, 100% 100%, 0 100%);
    -webkit-text-fill-color: #90caf9;
    opacity: 0.8;
}

@keyframes glitch-1 {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-3px); }
    40% { transform: translateX(3px); }
    60% { transform: translateX(-1px); }
    80% { transform: translateX(2px); }
}

@keyframes glitch-2 {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(3px); }
    40% { transform: translateX(-3px); }
    60% { transform: translateX(1px); }
    80% { transform: translateX(-2px); }
}

.hero-product-name {
    font-size: 3.5rem;
    color: #90caf9;
    letter-spacing: 15px;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-slogan {
    font-size: 1.8rem;
    color: #bbdefb;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out 0.5s both;
}

.hero-desc {
    font-size: 1.3rem;
    color: #e3f2fd;
    line-height: 2;
    margin-bottom: 2.5rem;
    animation: fadeInUp 1s ease-out 0.7s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cta-button {
    padding: 1.2rem 3.5rem;
    background: linear-gradient(135deg, #bbdefb, #90caf9);
    color: #FFFFFF;
    border: none;
    border-radius: 50px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(100, 181, 246, 0.4);
    animation: fadeInUp 1s ease-out 0.9s both;
}

.cta-button:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 20px 50px rgba(100, 181, 246, 0.6);
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 10px 30px rgba(100, 181, 246, 0.4); }
    50% { box-shadow: 0 10px 50px rgba(100, 181, 246, 0.7); }
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    animation: bounce 2s infinite;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid #64b5f6;
    border-radius: 15px;
    margin: 0 auto 10px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 10px;
    background: #64b5f6;
    border-radius: 2px;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 1.5s infinite;
}

@keyframes scroll {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(15px); }
}

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

.scroll-indicator p {
    color: #64b5f6;
    font-size: 0.9rem;
}

/* 扫描线效果 */
.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(100, 181, 246, 0.8) 50%, 
        transparent 100%);
    box-shadow: 0 0 20px rgba(100, 181, 246, 0.8),
                0 0 40px rgba(100, 181, 246, 0.5);
    animation: scanDown 4s linear infinite;
    z-index: 1;
    pointer-events: none;
}

@keyframes scanDown {
    0% { 
        top: 0%;
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% { 
        top: 100%;
        opacity: 0;
    }
}

/* 数据流粒子 */
.data-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 1;
}

.data-particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: #64b5f6;
    border-radius: 50%;
    box-shadow: 0 0 6px #64b5f6;
    animation: particleFloat linear infinite;
}

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) translateX(100px);
        opacity: 0;
    }
}

/* HUD界面元素 */
.hud-corner {
    position: absolute;
    width: 80px;
    height: 80px;
    border: 2px solid rgba(100, 181, 246, 0.4);
    z-index: 2;
    pointer-events: none;
}

.hud-corner::before,
.hud-corner::after {
    content: '';
    position: absolute;
    background: rgba(100, 181, 246, 0.6);
}

.hud-top-left {
    top: 100px;
    left: 40px;
    border-right: none;
    border-bottom: none;
}

.hud-top-left::before {
    bottom: 0;
    left: 0;
    width: 20px;
    height: 2px;
}

.hud-top-left::after {
    bottom: 0;
    left: 0;
    width: 2px;
    height: 20px;
}

.hud-top-right {
    top: 100px;
    right: 40px;
    border-left: none;
    border-bottom: none;
}

.hud-top-right::before {
    bottom: 0;
    right: 0;
    width: 20px;
    height: 2px;
}

.hud-top-right::after {
    bottom: 0;
    right: 0;
    width: 2px;
    height: 20px;
}

.hud-bottom-left {
    bottom: 40px;
    left: 40px;
    border-right: none;
    border-top: none;
}

.hud-bottom-left::before {
    top: 0;
    left: 0;
    width: 20px;
    height: 2px;
}

.hud-bottom-left::after {
    top: 0;
    left: 0;
    width: 2px;
    height: 20px;
}

.hud-bottom-right {
    bottom: 40px;
    right: 40px;
    border-left: none;
    border-top: none;
}

.hud-bottom-right::before {
    top: 0;
    right: 0;
    width: 20px;
    height: 2px;
}

.hud-bottom-right::after {
    top: 0;
    right: 0;
    width: 2px;
    height: 20px;
}

/* 机器人助手 */
.robot-assistant {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    transition: all 0.3s ease;
}

.robot-body {
    position: relative;
    width: 60px;
    height: 60px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.robot-body:hover {
    transform: scale(1.1);
}

.robot-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 5px 15px rgba(100, 181, 246, 0.4));
    animation: floatRobot 3s ease-in-out infinite;
}

@keyframes floatRobot {
    0%, 100% { 
        transform: translateY(0px); 
    }
    50% { 
        transform: translateY(-5px); 
    }
}

.robot-message {
    position: absolute;
    bottom: 90px;
    right: 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    transform: translateY(10px);
}

.robot-assistant.active .robot-message {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.message-bubble {
    background: rgba(10, 14, 39, 0.95);
    border: 2px solid #64b5f6;
    border-radius: 15px;
    padding: 12px 18px;
    color: #e3f2fd;
    font-size: 0.9rem;
    white-space: nowrap;
    box-shadow: 0 5px 20px rgba(100, 181, 246, 0.3);
    position: relative;
}

.message-bubble::after {
    content: '';
    position: absolute;
    bottom: -8px;
    right: 20px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid #64b5f6;
}

.robot-toggle {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 60px;
    height: 60px;
    background: rgba(10, 14, 39, 0.9);
    border: 2px solid #64b5f6;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 5px 20px rgba(100, 181, 246, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toggle-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.robot-toggle:hover {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 8px 30px rgba(100, 181, 246, 0.6);
    background: rgba(100, 181, 246, 0.2);
}

/* 齿轮装饰 */
.gear-decoration {
    position: fixed;
    font-size: 3rem;
    opacity: 0.08;
    pointer-events: none;
    z-index: 0;
    filter: drop-shadow(0 0 15px rgba(100, 181, 246, 0.5));
}

.gear-1 {
    top: 20%;
    right: 5%;
    animation: rotateGear 20s linear infinite;
}

.gear-2 {
    bottom: 30%;
    left: 3%;
    font-size: 4rem;
    animation: rotateGear 25s linear infinite reverse;
}

.gear-3 {
    top: 60%;
    right: 8%;
    font-size: 2.5rem;
    animation: rotateGear 15s linear infinite;
}

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

/* Features Section */
.features-section {
    padding: 120px 0;
    background: rgba(212, 232, 224, 0.1);
}

.section-heading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 5rem;
}

.heading-line {
    flex: 1;
    max-width: 150px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #64b5f6, transparent);
}

.heading-text {
    font-size: 3rem;
    color: #64b5f6;
    font-weight: bold;
}

.features-showcase {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.feature-block {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 3rem;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(100, 181, 246, 0.15);
    border-radius: 20px;
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
}

.feature-content-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
    align-items: center;
}

.feature-block::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(100, 181, 246, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

/* 科技感边角装饰 */
.feature-block::after {
    content: '';
    position: absolute;
    top: -2px;
    right: -2px;
    width: 40px;
    height: 40px;
    border-top: 3px solid #64b5f6;
    border-right: 3px solid #64b5f6;
    opacity: 0;
    transition: all 0.3s ease;
}

.feature-block:hover::after {
    opacity: 1;
    width: 60px;
    height: 60px;
}

.feature-block:hover {
    transform: translateX(20px);
    border-color: rgba(100, 181, 246, 0.4);
    box-shadow: 0 20px 60px rgba(100, 181, 246, 0.2);
}

.feature-block:hover::before {
    opacity: 1;
}

.feature-badge {
    font-size: 4rem;
    font-weight: bold;
    color: rgba(100, 181, 246, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 机器人图标 */
.robot-icon {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    opacity: 0.8;
    filter: drop-shadow(0 0 10px rgba(100, 181, 246, 0.5));
    animation: pulseIcon 2s ease-in-out infinite;
    z-index: 10;
}

.robot-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

@keyframes pulseIcon {
    0%, 100% { 
        transform: scale(1);
        opacity: 0.6;
    }
    50% { 
        transform: scale(1.1);
        opacity: 0.9;
    }
}

.feature-info h3 {
    font-size: 2.2rem;
    color: #90caf9;
    margin-bottom: 0.8rem;
}

.feature-subtitle {
    font-size: 1.2rem;
    color: #bbdefb;
    margin-bottom: 1.5rem;
}

.feature-image {
    width: 100%;
    height: 330px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(100, 181, 246, 0.2);
    transition: transform 0.3s ease;
}

/* 生命体征监测和语音视频通话显示图片上半部分 */
.feature-image[alt="生命体征监测"],
.feature-image[alt="语音视频通话"] {
    object-position: top center;
}

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

.feature-details {
    list-style: none;
    margin-bottom: 1.5rem;
}

.feature-details li {
    padding: 0.8rem 0;
    color: #e3f2fd;
    line-height: 1.8;
    border-bottom: 1px solid rgba(100, 181, 246, 0.1);
}

.feature-details li:last-child {
    border-bottom: none;
}

.feature-details strong {
    color: #64b5f6;
}

.feature-tagline {
    color: #64b5f6;
    font-weight: bold;
    font-size: 1.1rem;
    padding-top: 1rem;
    border-top: 2px solid rgba(100, 181, 246, 0.3);
}

/* Advantages Section */
.advantages-section {
    padding: 120px 0;
    background: rgba(26, 35, 126, 0.2);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 4rem 0;
}

.advantage-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border-left: 4px solid #64b5f6;
    transition: all 0.4s ease;
}

.advantage-card:hover {
    transform: translateX(15px) scale(1.02);
    background: rgba(100, 181, 246, 0.1);
    box-shadow: 0 10px 30px rgba(100, 181, 246, 0.2);
}

.advantage-icon {
    font-size: 2rem;
    color: #64b5f6;
    font-weight: bold;
    min-width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(100, 181, 246, 0.1);
    border-radius: 50%;
}

.advantage-card p {
    font-size: 1.1rem;
    color: #e3f2fd;
}

.final-message {
    text-align: center;
    font-size: 2.5rem;
    color: #64b5f6;
    font-weight: bold;
    margin-top: 4rem;
}

/* About Section */
.about-section {
    padding: 120px 0;
    background: rgba(212, 232, 224, 0.1);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.1rem;
    color: #e0e0e0;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    text-align: justify;
}

.company-intro {
    font-size: 1.1rem;
    color: #e0e0e0;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    text-align: justify;
}

.company-values-grid {
    display: grid;
    gap: 2rem;
    margin-top: 3rem;
}

.value-card {
    background: rgba(10, 14, 39, 0.6);
    border: 1px solid rgba(100, 181, 246, 0.3);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(100, 181, 246, 0.15);
    text-align: center;
}

.value-card h3 {
    font-size: 1.4rem;
    color: #64b5f6;
    margin-bottom: 1rem;
    font-weight: 600;
    text-align: center;
}

.value-card p {
    font-size: 1.1rem;
    color: #bbdefb;
    line-height: 1.6;
    text-align: center;
}

.value-card ul {
    list-style: none;
    padding-left: 0;
    text-align: left;
    display: inline-block;
}

.value-card li {
    font-size: 1rem;
    color: #bbdefb;
    padding: 0.5rem 0 0.5rem 1.5rem;
    position: relative;
    line-height: 1.6;
}

.value-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #64b5f6;
    font-size: 1.2rem;
}

/* Contact Section */
.contact-section {
    padding: 120px 0;
    background: rgba(26, 35, 126, 0.2);
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.contact-card {
    text-align: center;
    padding: 3rem 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    border: 1px solid rgba(100, 181, 246, 0.2);
    transition: all 0.4s ease;
}

.contact-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: 0 20px 50px rgba(100, 181, 246, 0.3);
    border-color: #64b5f6;
}

.contact-card h3 {
    font-size: 1.5rem;
    color: #90caf9;
    margin-bottom: 1rem;
}

.contact-card p {
    font-size: 1.3rem;
    color: #e3f2fd;
}

/* Footer */
.footer {
    background: rgba(10, 14, 39, 0.98);
    padding: 80px 0 30px;
    border-top: 2px solid rgba(100, 181, 246, 0.2);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-col h4 {
    color: #64b5f6;
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
}

.footer-col p {
    color: #bbdefb;
    line-height: 1.8;
    margin-bottom: 0.8rem;
}

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

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col ul li a {
    color: #bbdefb;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-col ul li a:hover {
    color: #64b5f6;
    padding-left: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(100, 181, 246, 0.2);
    color: #90caf9;
}

.footer-bottom p {
    margin: 0.5rem 0;
}

/* Animation Classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-image-section {
        order: -1;
        padding: 2rem 0 1rem; /* 增加顶部间距 */
    }

    .hero-product-image {
        max-height: 280px; /* 稍微降低高度,确保完整显示 */
        width: 100%;
        object-fit: contain;
        object-position: top center;
    }

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

    .feature-content-layout {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature-image {
        height: 200px;
        order: -1;
    }

    .hero-product-name {
        display: none; /* 移动端隐藏,节省空间 */
    }

    .heading-text {
        font-size: 2rem;
    }

    .feature-block {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .navigation {
        gap: 1rem;
        font-size: 0.9rem;
    }

    /* 移动端隐藏品牌名称,节省空间 */
    .brand-name {
        display: none;
    }

    /* 移动端机器人助手优化 */
    .robot-assistant {
        bottom: 20px;
        right: 20px;
    }

    /* 移动端隐藏robot-body,只显示toggle按钮 */
    .robot-body {
        display: none;
    }

    .robot-toggle {
        width: 50px;
        height: 50px;
        position: relative; /* 移动端改为相对定位 */
    }

    .toggle-logo {
        width: 80%; /* 稍微缩小一点,留出边距 */
        height: 80%;
    }

    .robot-message {
        bottom: 70px;
        right: 0;
        max-width: 250px;
    }

    .message-bubble {
        font-size: 0.85rem;
        padding: 10px 14px;
        white-space: normal;
        word-wrap: break-word;
    }

    /* 移动端HUD元素隐藏 */
    .hud-corner {
        display: none;
    }

    /* 移动端齿轮装饰隐藏 */
    .gear-decoration {
        display: none;
    }

    /* 移动端扫描线隐藏 */
    .scan-line {
        display: none;
    }

    /* 移动端数据粒子减少 */
    .data-particles {
        opacity: 0.3;
    }

    /* 移动端功能块优化 */
    .feature-block {
        padding: 1.5rem;
    }

    .feature-badge {
        font-size: 2.5rem;
    }

    .robot-icon {
        width: 30px;
        height: 30px;
    }

    .feature-info h3 {
        font-size: 1.6rem;
    }

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

    /* 移动端优势卡片优化 */
    .advantage-card {
        padding: 1.2rem;
    }

    .advantage-icon {
        font-size: 1.5rem;
        min-width: 40px;
        height: 40px;
    }

    .advantage-card p {
        font-size: 0.95rem;
    }

    .final-message {
        font-size: 1.8rem;
    }

    /* 移动端联系卡片优化 */
    .contact-card {
        padding: 2rem 1.5rem;
    }

    .contact-card h3 {
        font-size: 1.2rem;
    }

    .contact-card p {
        font-size: 1.1rem;
    }
}