/* 重置和基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 全局字体变量 */
:root {
    --font-primary: 'Rajdhani', sans-serif;  /* 主要文本字体 */
    --font-display: 'Orbitron', monospace;   /* 标题显示字体 */
    --font-mono: 'Courier New', monospace;   /* 等宽字体（仅用于特效） */
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0a2e 30%, #16213e 70%, #0a0a0a 100%);
    background-attachment: fixed;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
    word-wrap: break-word;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 
        0 1px 20px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    animation: slideDownFade 0.8s ease-out;
}

@keyframes slideDownFade {
    0% {
        transform: translateY(-100%);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s ease;
}

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

.logo {
    height: 40px;
    width: auto;
    filter: drop-shadow(0 0 8px rgba(0, 255, 255, 0.3));
    transition: filter 0.3s ease;
}

.nav-logo:hover .logo {
    filter: drop-shadow(0 0 12px rgba(0, 255, 255, 0.5));
}

.company-name {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: #00ffff;
    transition: all 0.3s ease;
}

.nav-logo:hover .company-name {
    color: #66ffff;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu li {
    animation: fadeInUp 0.6s ease-out forwards;
    opacity: 0;
    transform: translateY(20px);
}

.nav-menu li:nth-child(1) { animation-delay: 0.1s; }
.nav-menu li:nth-child(2) { animation-delay: 0.2s; }
.nav-menu li:nth-child(3) { animation-delay: 0.3s; }
.nav-menu li:nth-child(4) { animation-delay: 0.4s; }
.nav-menu li:nth-child(5) { animation-delay: 0.5s; }

.nav-link {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    position: relative;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    padding: 10px 20px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    line-height: 1.2;
}

.nav-link:hover,
.nav-link.active {
    color: #ffffff;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid rgba(0, 255, 255, 0.2);
    transform: translateY(-1px);
    box-shadow: 
        0 4px 20px rgba(0, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    padding: 11px 20px 9px;
}

/* 语言切换 */
.language-switch {
    display: flex;
    gap: 4px;
    margin-left: 20px;
}

.lang-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.lang-btn:hover,
.lang-btn.active {
    background: rgba(0, 255, 255, 0.1);
    border-color: rgba(0, 255, 255, 0.3);
    color: #ffffff;
}

/* 导航下拉菜单 */
.nav-dropdown {
    position: relative;
}

/* 下拉箭头 - PC端隐藏，移动端显示 */
.dropdown-arrow {
    display: none;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(25px) saturate(200%);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 12px;
    box-shadow: 
        0 10px 40px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    min-width: 500px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(10px);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 1001;
    display: flex;
    gap: 0;
    margin-top: 8px;
}

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

.dropdown-section {
    flex: 1;
    padding: 20px;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.dropdown-section:last-child {
    border-right: none;
}

.dropdown-section h4 {
    color: #00ffff;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
    padding-bottom: 8px;
}

.dropdown-section a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 8px 12px;
    border-radius: 6px;
    transition: all 0.2s ease;
    margin-bottom: 4px;
}

.dropdown-section a:hover {
    color: #00ffff;
    background: rgba(0, 255, 255, 0.1);
    transform: translateX(4px);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 255, 255, 0.1);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.hamburger:hover {
    background: rgba(0, 255, 255, 0.1);
    border-color: rgba(0, 255, 255, 0.3);
    transform: scale(1.05);
}

.bar {
    width: 25px;
    height: 3px;
    background: linear-gradient(90deg, #00ffff, #0088cc);
    margin: 3px 0;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 
        0 0 10px rgba(0, 255, 255, 0.5),
        0 2px 4px rgba(0, 0, 0, 0.3);
    border-radius: 2px;
}

/* 主页横幅 */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0a2e 50%, #16213e 100%);
}





.hero-content {
    z-index: 2;
    max-width: 1000px;
    padding: 100px 40px 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 60px;
    justify-content: center;
    min-height: calc(100vh - 220px);
    text-align: center;
}

.hero-title {
    font-family: 'Orbitron', monospace;
    font-size: 4rem;
    font-weight: 900;
    margin: 40px 0 60px 0;
    text-transform: uppercase;
    letter-spacing: 3px;
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    line-height: 1.4;
    gap: 30px;
    flex-wrap: wrap;
}

.hero-title-text {
    font-family: 'Orbitron', monospace;
    font-size: 1em;
    font-weight: 900;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: linear-gradient(45deg, #00ffff, #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all 0.3s ease;
}


.glitch {
    position: relative;
    color: #00ffff;
    background: rgba(0, 20, 40, 0.8);
    padding: 10px 20px;
    border-radius: 8px;
    border: 2px solid #00ffff;
    font-weight: 600;
}

.glitch-top {
    display: block;
    color: #00ffff;
    font-weight: 700;
    margin-bottom: 8px;
}

.glitch-bottom {
    display: block;
    color: #ff0080;
    font-weight: 700;
    margin-top: 8px;
}

/* Removed neon-flicker-pink animation */

/* Removed glitch::before scan-line effect */

/* Removed neon-flicker animation */


/* Removed glitch::after pseudo-element */

/* Removed glitch animation */

/* Removed glitch-bottom animation */

/* Removed glitch-shadow animation */


.hero-subtitle {
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 10px;
    font-weight: 300;
}

/* 首屏布局样式 */


.hero-title-section {
    text-align: center;
    position: relative;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-accent-line {
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, #00ffff, #ff0080);
    margin: 20px 0;
    border-radius: 2px;
    position: relative;
    animation: accent-glow 3s ease-in-out infinite alternate;
}

.hero-accent-line::before {
    content: '';
    position: absolute;
    left: -25px;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: #00ffff;
    border-radius: 50%;
    box-shadow: 0 0 20px #00ffff;
    animation: pulse 2s infinite;
}

.hero-accent-line::after {
    content: '';
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 1px;
    background: linear-gradient(90deg, transparent, #00ffff);
    margin-right: 15px;
}

@keyframes accent-glow {
    0% {
        box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
        transform: scaleX(1);
    }
    100% {
        box-shadow: 0 0 20px rgba(255, 0, 128, 0.5);
        transform: scaleX(1.2);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: translateY(-50%) scale(1);
        opacity: 1;
    }
    50% {
        transform: translateY(-50%) scale(1.3);
        opacity: 0.7;
    }
}

.hero-info-grid {
    grid-area: info;
    display: flex;
    flex-direction: column;
    gap: 25px;
    animation: fadeInUp 1s ease 0.4s both;
    padding-left: 40px;
    position: relative;
}

.hero-info-grid::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, 
        transparent 0%, 
        #00ffff 20%, 
        #ff0080 80%, 
        transparent 100%);
    animation: lineSlide 4s ease-in-out infinite;
}

.hero-info-grid::after {
    content: '';
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, rgba(0, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: orbitalSpin 8s linear infinite;
}

@keyframes orbitalSpin {
    0% {
        transform: translateY(-50%) rotate(0deg) translateX(30px) rotate(0deg);
    }
    100% {
        transform: translateY(-50%) rotate(360deg) translateX(30px) rotate(-360deg);
    }
}

@keyframes lineSlide {
    0%, 100% {
        opacity: 0.3;
        transform: scaleY(0.8);
    }
    50% {
        opacity: 1;
        transform: scaleY(1);
    }
}

.hero-company,
.hero-mission {
    backdrop-filter: blur(20px);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.hero-company::before,
.hero-mission::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 255, 255, 0.08), 
        transparent);
    transition: left 0.6s ease;
}

.hero-company:hover,
.hero-mission:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 255, 255, 0.2);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(0, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.hero-company:hover::before,
.hero-mission:hover::before {
    left: 100%;
}

.company-label,
.mission-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #00ffff;
    background: rgba(0, 255, 255, 0.1);
    padding: 6px 12px;
    border-radius: 20px;
    margin-bottom: 16px;
    border: 1px solid rgba(0, 255, 255, 0.2);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: #ffffff;
    margin: 0;
    font-weight: 500;
    line-height: 1.4;
}

.hero-description {
    font-size: 1rem;
    color: #cccccc;
    margin: 0;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.8s both;
}

.stat-chip {
    backdrop-filter: blur(20px);
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    padding: 16px 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
}

.stat-chip:hover {
    background: rgba(0, 255, 255, 0.1);
    border-color: rgba(0, 255, 255, 0.3);
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.2);
}

.stat-value {
    font-family: 'Orbitron', monospace;
    font-size: 1.4rem;
    font-weight: 700;
    min-width: 40px;
    text-align: center;
    color: #00ffff;
}

.stat-label {
    font-size: 0.8rem;
    color: #ffffff;
    opacity: 0.8;
}

/* 技术亮点区域 */
.hero-tech-highlights {
    backdrop-filter: blur(20px);
    background: rgba(0, 255, 255, 0.05);
    border: 1px solid rgba(0, 255, 255, 0.15);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.hero-tech-highlights:hover {
    background: rgba(0, 255, 255, 0.08);
    border-color: rgba(0, 255, 255, 0.25);
    transform: translateY(-2px);
}

.tech-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.tech-label {
    font-size: 0.9rem;
    color: #00ffff;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.tech-icon {
    font-size: 1.2rem;
    animation: pulse 2s infinite;
}

.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
}

.tech-dot {
    width: 6px;
    height: 6px;
    background: linear-gradient(45deg, #00ffff, #ff0080);
    border-radius: 50%;
    animation: techPulse 3s ease-in-out infinite;
}

.tech-item:nth-child(1) .tech-dot { animation-delay: 0s; }
.tech-item:nth-child(2) .tech-dot { animation-delay: 0.5s; }
.tech-item:nth-child(3) .tech-dot { animation-delay: 1s; }
.tech-item:nth-child(4) .tech-dot { animation-delay: 1.5s; }

@keyframes techPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 rgba(0, 255, 255, 0.7);
    }
    50% {
        transform: scale(1.3);
        box-shadow: 0 0 8px rgba(0, 255, 255, 0.4);
    }
}

/* 成就亮点区域 */
.hero-achievement {
    backdrop-filter: blur(20px);
    background: rgba(255, 0, 128, 0.05);
    border: 1px solid rgba(255, 0, 128, 0.15);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.hero-achievement:hover {
    background: rgba(255, 0, 128, 0.08);
    border-color: rgba(255, 0, 128, 0.25);
    transform: translateY(-2px);
}

.achievement-header {
    margin-bottom: 20px;
}

.achievement-label {
    font-size: 0.9rem;
    color: #ff0080;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.achievement-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.achievement-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.achievement-icon {
    font-size: 1.5rem;
    width: 32px;
    text-align: center;
    animation: float 3s ease-in-out infinite;
}

.achievement-icon:nth-child(odd) {
    animation-delay: 0.5s;
}

.achievement-text h4 {
    font-size: 1rem;
    color: #ffffff;
    margin: 0 0 4px 0;
    font-weight: 600;
}

.achievement-text p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    line-height: 1.4;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-3px);
    }
}

.hero-actions {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 1.2s both;
}

.btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    border-radius: 50px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-icon {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

.btn-primary {
    background: rgba(0, 255, 255, 0.1);
    color: #00ffff;
    border-color: rgba(0, 255, 255, 0.3);
}

.btn-primary:hover {
    background: rgba(0, 255, 255, 0.2);
    border-color: rgba(0, 255, 255, 0.5);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(0, 255, 255, 0.3);
    transform: translateY(-4px) scale(1.05);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(255, 255, 255, 0.1);
    transform: translateY(-4px) scale(1.05);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-arrow {
    width: 30px;
    height: 50px;
    border: 2px solid #00ffff;
    border-radius: 20px;
    position: relative;
    animation: scroll-bounce 2s infinite;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: #00ffff;
    border-radius: 50%;
    animation: scroll-dot 2s infinite;
}

@keyframes scroll-bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

@keyframes scroll-dot {
    0% { transform: translateX(-50%) translateY(0); opacity: 1; }
    100% { transform: translateX(-50%) translateY(20px); opacity: 0; }
}

/* 通用section样式 */
section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-family: 'Orbitron', monospace;
    font-size: 3rem;
    font-weight: 700;
    color: #00ffff;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.title-underline {
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, #00ffff, #ff0080);
    margin: 0 auto;
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

/* 关于我们 */
.about {
    background: linear-gradient(135deg, #0d0d0d 0%, #1a0a2e 100%);
}

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

.about-text h3 {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    color: #00ffff;
    margin-bottom: 30px;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #cccccc;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid #00ffff;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.3);
}

.stat-number {
    font-family: 'Orbitron', monospace;
    font-size: 3rem;
    font-weight: 900;
    color: #00ffff;
}

.stat-label {
    font-size: 1.1rem;
    color: #ffffff;
    margin-top: 10px;
}

/* 主营业务 */
.business {
    background: #0a0a0a;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.business-card {
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1) 0%, rgba(255, 0, 128, 0.1) 100%);
    border: 1px solid #00ffff;
    border-radius: 15px;
    padding: 40px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.business-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.business-card:hover::before {
    left: 100%;
}

.business-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 255, 255, 0.3);
}

.card-icon {
    margin-bottom: 30px;
}

.icon-circle {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #00ffff, #ff0080);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
}

.icon-circle svg {
    width: 40px;
    height: 40px;
    color: #000000;
}

.business-card h3 {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    color: #00ffff;
    margin-bottom: 20px;
    text-align: center;
}

.business-card p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #cccccc;
    margin-bottom: 25px;
    text-align: center;
}

.business-card ul {
    list-style: none;
}

.business-card li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 10px;
    color: #ffffff;
}

.business-card li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #00ffff;
}

/* 产品中心 */
.products {
    background: linear-gradient(135deg, #0d0d0d 0%, #1a0a2e 100%);
}

.products-category {
    margin-bottom: 80px;
}

.category-title {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    color: #ff0080;
    text-align: center;
    margin-bottom: 50px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid #00ffff;
    border-radius: 15px;
    padding: 30px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.product-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(0, 255, 255, 0.1), rgba(255, 0, 128, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-card:hover::after {
    opacity: 1;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 255, 255, 0.3);
}

.product-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.product-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(45deg, #00ffff, #ff0080);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.product-icon svg {
    width: 25px;
    height: 25px;
    color: #000000;
}

.product-header h4 {
    font-family: 'Orbitron', monospace;
    font-size: 1.3rem;
    color: #00ffff;
}

.product-card p {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    position: relative;
    z-index: 1;
}

.feature-tag {
    background: rgba(0, 255, 255, 0.2);
    color: #00ffff;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid #00ffff;
}

/* 硬件产品 */
.hardware-showcase {
    max-width: 800px;
    margin: 0 auto;
}

.hardware-card {
    background: linear-gradient(135deg, rgba(255, 0, 128, 0.1) 0%, rgba(0, 255, 255, 0.1) 100%);
    border: 2px solid #ff0080;
    border-radius: 20px;
    padding: 50px;
    text-align: center;
}

.hardware-header {
    margin-bottom: 40px;
}

.hardware-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(45deg, #ff0080, #00ffff);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    box-shadow: 0 0 40px rgba(255, 0, 128, 0.5);
}

.hardware-icon svg {
    width: 50px;
    height: 50px;
    color: #000000;
}

.hardware-header h4 {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    color: #ff0080;
}

.hardware-content p {
    font-size: 1.2rem;
    color: #cccccc;
    line-height: 1.8;
    margin-bottom: 40px;
}

.hardware-services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
}

.service-item {
    background: rgba(0, 0, 0, 0.5);
    padding: 30px 20px;
    border-radius: 15px;
    border: 1px solid #ff0080;
    transition: all 0.3s ease;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 0, 128, 0.3);
}

.service-item h5 {
    font-family: 'Orbitron', monospace;
    color: #ff0080;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.service-item p {
    color: #cccccc;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 联系我们 */
.contact {
    background: #0a0a0a;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info h3 {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    color: #00ffff;
    margin-bottom: 30px;
}

.contact-info > p {
    font-size: 1.1rem;
    color: #cccccc;
    line-height: 1.8;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid #00ffff;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.3);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(45deg, #00ffff, #ff0080);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 25px;
    height: 25px;
    color: #000000;
}

.contact-text h4 {
    color: #00ffff;
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.contact-text p {
    color: #ffffff;
    font-size: 1rem;
}

/* 联系表单 */
.contact-form {
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1) 0%, rgba(255, 0, 128, 0.1) 100%);
    padding: 40px;
    border-radius: 20px;
    border: 2px solid #00ffff;
}

.contact-form h3 {
    font-family: 'Orbitron', monospace;
    font-size: 1.8rem;
    color: #00ffff;
    text-align: center;
    margin-bottom: 30px;
}

.form-group {
    position: relative;
    margin-bottom: 25px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background: rgba(0, 0, 0, 0.8);
    border: 2px solid #333333;
    border-radius: 10px;
    color: #ffffff;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #00ffff;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
}

.form-group label {
    position: absolute;
    top: 15px;
    left: 15px;
    color: #888888;
    font-size: 1rem;
    transition: all 0.3s ease;
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group select:focus + label,
.form-group select:not(:invalid) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -10px;
    left: 10px;
    background: #0a0a0a;
    color: #00ffff;
    font-size: 0.9rem;
    padding: 0 5px;
}

/* 专门处理select字段的标签位置 */
.form-group select + label {
    top: -10px;
    left: 10px;
    background: #0a0a0a;
    color: #00ffff;
    font-size: 0.9rem;
    padding: 0 5px;
}

.submit-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(45deg, #00ffff, #ff0080);
    color: #000000;
    border: none;
    border-radius: 50px;
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(0, 255, 255, 0.7);
}

/* 页脚 */
.footer {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0a2e 100%);
    border-top: 2px solid #00ffff;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    text-align: center;
}

.footer-logo .logo {
    height: 60px;
    margin-bottom: 20px;
}

.footer-logo h3 {
    font-family: 'Orbitron', monospace;
    color: #00ffff;
    margin-bottom: 15px;
}

.footer-logo p {
    color: #cccccc;
    font-size: 1.1rem;
}

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

.link-group h4 {
    font-family: 'Orbitron', monospace;
    color: #ff0080;
    margin-bottom: 20px;
}

.link-group ul {
    list-style: none;
}

.link-group li {
    margin-bottom: 10px;
}

.link-group a {
    color: #cccccc;
    text-decoration: none;
    transition: all 0.3s ease;
}

.link-group a:hover {
    color: #00ffff;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #333333;
    color: #888888;
}

.footer-bottom p {
    margin-bottom: 10px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
}

@media (max-width: 900px) {
    .hero-content {
        gap: 40px;
        padding: 100px 40px 60px;
    }
    
    .hero-info-grid {
        padding-left: 0;
        gap: 20px;
    }
    
    .hero-info-grid::before,
    .hero-info-grid::after {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
        letter-spacing: 2px;
        gap: 25px;
    }
    
    .glitch {
        padding: 8px 15px;
    }
    
    .glitch-top {
        /* Simplified for tablet */
    }
    
    .glitch-bottom {
        /* Simplified for tablet */
    }
    
    .business-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 25px;
    }
    
    .tech-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .achievement-list {
        gap: 14px;
    }
    
    /* Removed glitch-tablet animation */
    
    /* Removed glitch-bottom-tablet animation */
}

/* 移动端导航 - 重构版本 */
@media (max-width: 768px) {
    /* 汉堡按钮 */
    .hamburger {
        display: flex;
        position: fixed;
        top: 15px;
        right: 20px;
        z-index: 1003;
        width: 40px;
        height: 40px;
        background: rgba(0, 0, 0, 0.8);
        border: 1px solid rgba(255, 255, 255, 0.2);
        border-radius: 8px;
        align-items: center;
        justify-content: center;
        backdrop-filter: blur(10px);
        transition: all 0.3s ease;
    }
    
    .hamburger:hover {
        background: rgba(0, 255, 255, 0.1);
        border-color: rgba(0, 255, 255, 0.3);
    }
    
    /* 抽屉导航容器 */
    .nav-menu {
        position: fixed;
        top: 0;
        right: 0;
        width: 85vw;
        max-width: 380px;
        height: 100vh;
        background: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(25px);
        border-left: 1px solid rgba(0, 255, 255, 0.2);
        box-shadow: -15px 0 50px rgba(0, 0, 0, 0.6);
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.4, 0.0, 0.2, 1);
        z-index: 1002;
        overflow-y: auto;
        overflow-x: hidden;
        padding: 80px 0 40px 0;
        display: flex;
        flex-direction: column;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    /* 背景遮罩 */
    .nav-menu::before {
        content: '';
        position: fixed;
        top: 0;
        left: -100vw;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        opacity: 0;
        transition: opacity 0.4s ease;
        pointer-events: none;
        z-index: -1;
    }
    
    .nav-menu.active::before {
        opacity: 1;
        pointer-events: auto;
    }
    
    /* 导航项目 */
    .nav-menu > li {
        margin: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-menu > li:last-child {
        border-bottom: none;
    }

    /* 普通导航链接 */
    .nav-link {
        display: block;
        padding: 18px 25px;
        font-size: 1.1rem;
        font-weight: 500;
        color: rgba(255, 255, 255, 0.9);
        text-decoration: none;
        transition: all 0.3s ease;
        border-left: 3px solid transparent;
        word-wrap: break-word;
        box-sizing: border-box;
    }
    
    .nav-link:hover {
        color: #00ffff;
        background: rgba(0, 255, 255, 0.05);
        border-left: 3px solid #00ffff;
        padding-left: 35px;
    }
    
    /* 移动端nav-dropdown定位 */
    .nav-dropdown {
        position: static;
    }
    
    /* 二级菜单箭头 */
    .dropdown-arrow {
        display: inline-block !important;
        float: right;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.6);
        transition: transform 0.3s ease, color 0.3s ease;
        margin-top: 2px;
    }
    
    .nav-dropdown.expanded .dropdown-arrow {
        transform: rotate(180deg);
        color: #00ffff;
    }
    
    /* 二级菜单容器 - 移动端覆盖 */
    .nav-dropdown .dropdown-menu {
        display: block !important;
        flex-direction: column !important;
        max-height: 0;
        overflow: hidden;
        background: rgba(0, 0, 0, 0.3);
        transition: max-height 0.4s ease-out;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        position: static !important;
        transform: none !important;
        left: auto !important;
        top: auto !important;
        visibility: visible !important;
        opacity: 1 !important;
        margin-top: 0 !important;
        box-shadow: none !important;
        border-radius: 0 !important;
        min-width: auto !important;
    }
    
    .nav-dropdown.expanded .dropdown-menu {
        max-height: 800px;
        overflow: visible;
        padding: 10px 0; /* 给内容一些空间 */
    }
    
    /* 二级菜单分组 - 移动端样式 */
    .nav-dropdown .dropdown-menu .dropdown-section {
        display: block !important;
        flex: none !important;
        padding: 15px 20px !important;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
        border-right: none !important;
        width: 100% !important;
        box-sizing: border-box !important;
        position: relative !important;
        opacity: 1 !important;
        visibility: visible !important;
    }
    
    .dropdown-section:last-child {
        border-bottom: none;
    }
    
    .nav-dropdown .dropdown-menu .dropdown-section h4 {
        color: #ff0080 !important;
        font-size: 0.9rem !important;
        font-weight: 600 !important;
        text-transform: uppercase !important;
        letter-spacing: 1px !important;
        margin: 0 0 10px 0 !important;
        padding-bottom: 5px !important;
        border-bottom: 1px solid rgba(255, 0, 128, 0.2) !important;
        display: block !important;
        opacity: 1 !important;
        visibility: visible !important;
    }
    
    /* 二级菜单链接 */
    .nav-dropdown .dropdown-menu .dropdown-section a {
        display: block !important;
        color: rgba(255, 255, 255, 0.8) !important;
        font-size: 0.9rem !important;
        padding: 8px 0 8px 10px !important;
        margin: 2px 0 !important;
        text-decoration: none !important;
        border-left: 2px solid transparent !important;
        border-radius: 4px !important;
        transition: all 0.3s ease !important;
        opacity: 1 !important;
        visibility: visible !important;
    }
    
    .nav-dropdown .dropdown-menu .dropdown-section a:hover {
        color: #00ffff !important;
        background: rgba(0, 255, 255, 0.08) !important;
        border-left: 2px solid #00ffff !important;
        padding-left: 15px !important;
    }
    
    /* 多语言按钮 */
    .language-switch {
        position: fixed;
        top: 10px;
        right: 70px;
        z-index: 1003;
        gap: 4px;
        display: flex;
        align-items: center;
    }
    
    .lang-btn {
        width: 40px;
        height: 40px;
        padding: 0;
        font-size: 0.7rem;
        font-weight: 600;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 8px;
        background: rgba(0, 0, 0, 0.8);
        border: 1px solid rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(10px);
        transition: all 0.3s ease;
    }
    
    .lang-btn:hover,
    .lang-btn.active {
        background: rgba(0, 255, 255, 0.1);
        border-color: rgba(0, 255, 255, 0.3);
    }
    
    
    .hero-content {
        gap: 40px;
        padding: 100px 20px 40px;
    }
    
    .hero-title {
        font-size: 2.2rem !important;
        letter-spacing: 1px !important;
    }
    
    .glitch {
        font-size: 0.85em !important;
        padding: 6px 12px !important;
    }
    
    .glitch-top {
        /* Simplified for mobile */
    }
    
    .glitch-bottom {
        /* Simplified for mobile */
    }
    
    /* Removed mobile glitch animations */



    /* Hero Section */
    .hero {
        height: 100vh;
        padding: 0 10px;
    }

    .hero-title {
        font-size: 2.2rem;
        line-height: 1.2;
        margin-bottom: 15px;
        white-space: normal;
        flex-wrap: wrap;
    }

    .glitch {
        padding: 8px 15px;
        font-size: 0.9em;
        white-space: nowrap;
        flex-shrink: 0;
    }


    .hero-subtitle {
        font-size: 1.2rem;
        margin-bottom: 8px;
        padding: 8px 15px;
    }

    .hero-description {
        font-size: 1rem;
        margin-bottom: 30px;
        padding: 12px 20px;
        margin-left: 10px;
        margin-right: 10px;
    }

    .hero-content {
        grid-template-columns: 1fr;
        grid-template-areas: 
            "title"
            "info"
            "stats"
            "actions";
        gap: 40px;
        padding: 100px 20px 40px;
        text-align: center;
        height: auto;
    }
    
    .hero-title-section {
        text-align: center;
    }
    
    .hero-info-grid {
        padding-left: 0;
        gap: 20px;
    }
    
    .hero-info-grid::before,
    .hero-info-grid::after {
        display: none;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    .robot-decoration {
        justify-content: center;
        margin-top: 15px;
    }
    
    .robot-line {
        width: 40px;
    }
    
    .glitch-bottom {
        margin-left: 40px !important;
    }
    
    .achievement-list {
        gap: 12px;
    }
    
    .achievement-item {
        align-items: center;
    }
    
    .hero-text-layout {
        gap: 30px;
    }
    
    .hero-info-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .hero-company,
    .hero-mission {
        padding: 24px;
    }
    
    .hero-stats {
        gap: 16px;
    }
    
    .stat-chip {
        padding: 12px 20px;
    }
    
    .stat-value {
        font-size: 1.2rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 16px;
        width: 100%;
    }

    .btn {
        width: 100%;
        max-width: 280px;
        padding: 14px 28px;
        justify-content: center;
    }

    /* Section 调整 */
    section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 15px;
    }

    .section-header {
        margin-bottom: 50px;
    }

    /* About Section */
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-text h3 {
        font-size: 1.5rem;
        margin-bottom: 20px;
    }

    .about-text p {
        font-size: 1rem;
        margin-bottom: 15px;
    }

    .about-stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }

    .stat-item {
        padding: 20px 15px;
    }

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

    .stat-label {
        font-size: 0.9rem;
    }

    /* Business Cards */
    .business-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

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

    .business-card h3 {
        font-size: 1.3rem;
    }

    .business-card p {
        font-size: 1rem;
    }

    /* Products */
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .product-card {
        padding: 25px 20px;
    }

    .product-header h4 {
        font-size: 1.1rem;
    }

    .category-title {
        font-size: 1.5rem;
        margin-bottom: 30px;
    }

    /* Hardware */
    .hardware-card {
        padding: 30px 20px;
    }

    .hardware-header h4 {
        font-size: 1.5rem;
    }

    .hardware-services {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .service-item {
        padding: 20px 15px;
    }

    /* Contact */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-info h3 {
        font-size: 1.5rem;
        margin-bottom: 20px;
    }

    .contact-item {
        padding: 15px;
        gap: 15px;
    }

    .contact-icon {
        width: 40px;
        height: 40px;
    }

    .contact-icon svg {
        width: 20px;
        height: 20px;
    }

    .contact-form {
        padding: 30px 20px;
    }

    .contact-form h3 {
        font-size: 1.3rem;
        margin-bottom: 25px;
    }

    /* Footer */
    .footer {
        padding: 40px 0 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .footer-links {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        text-align: left;
    }

    .footer-logo h3 {
        font-size: 1.2rem;
    }

    .link-group h4 {
        font-size: 1rem;
        margin-bottom: 15px;
    }
}

/* 低分辨率优化 - 添加更多断点 */
@media (max-width: 640px) {
    .hero-content {
        padding: 80px 20px 40px;
        gap: 30px;
    }
    
    .hero-title {
        font-size: 2rem;
        letter-spacing: 1.5px;
        gap: 20px;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-description {
        font-size: 0.95rem;
        padding: 0 10px;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    /* 小屏幕进一步优化 */
    .container {
        padding: 0 10px;
    }

    .hero-title {
        font-size: 1.8rem;
        letter-spacing: 1px;
        flex-direction: column;
        gap: 10px;
    }
    
    .hero-content {
        padding: 80px 15px 30px;
        gap: 25px;
    }

    .glitch {
        padding: 6px 12px;
        font-size: 1em;
    }
    
    .glitch-top {
        /* Simplified for small screens */
    }
    
    .glitch-bottom {
        /* Simplified for small screens */
    }

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

    .hero-description {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .section-title {
        font-size: 1.5rem;
    }

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

    .stat-item {
        padding: 15px;
    }

    .stat-number {
        font-size: 1.8rem;
    }

    .business-card,
    .product-card {
        padding: 20px 15px;
    }

    .icon-circle {
        width: 60px;
        height: 60px;
    }

    .icon-circle svg {
        width: 30px;
        height: 30px;
    }

    .business-card h3,
    .category-title {
        font-size: 1.2rem;
    }

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

    .hardware-icon {
        width: 70px;
        height: 70px;
        margin-bottom: 20px;
    }

    .hardware-icon svg {
        width: 35px;
        height: 35px;
    }

    .hardware-header h4 {
        font-size: 1.3rem;
    }

    .contact-form {
        padding: 20px 15px;
    }

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

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 12px;
        font-size: 0.9rem;
    }

    .form-group label {
        font-size: 0.9rem;
    }

    .submit-btn {
        padding: 12px;
        font-size: 1rem;
    }

    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }

    .contact-text h4 {
        font-size: 1rem;
    }

    .contact-text p {
        font-size: 0.9rem;
    }

    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-logo .logo {
        height: 40px;
    }

    /* 导航菜单在小屏幕上的优化 */
    .nav-container {
        padding: 0 15px;
        height: 60px;
    }

    .company-name {
        font-size: 1.2rem;
    }

    .logo {
        height: 30px;
    }

    .nav-menu {
        top: 60px;
        height: calc(100vh - 60px);
    }

    .nav-link {
        font-size: 1.1rem;
        padding: 8px 15px;
    }
}

/* iPhone SE 和类似小屏设备优化 */
@media (max-width: 414px) {
    .hero-title {
        font-size: 1.6rem;
        line-height: 1.2;
        flex-direction: column;
        gap: 12px;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
        padding: 0 5px;
    }
    
    .hero-description {
        font-size: 0.85rem;
        line-height: 1.5;
        padding: 0 5px;
    }
    
    .nav-container {
        padding: 0 10px;
    }
    
    .company-name {
        font-size: 1.1rem;
    }
    
    section {
        padding: 40px 0;
    }
    
    .section-title {
        font-size: 1.4rem;
    }
}

@media (max-width: 375px) {
    /* 超小屏幕优化 */
    .hero-title {
        font-size: 1.4rem;
        flex-direction: column;
        gap: 8px;
        line-height: 1.1;
    }

    .hero-title-text {
        font-size: 0.9em;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .hero-description {
        font-size: 0.8rem;
        line-height: 1.4;
    }
    
    .hero-content {
        padding: 70px 10px 20px;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    .business-card,
    .product-card {
        padding: 16px 12px;
    }
    
    .contact-details {
        gap: 20px;
    }
    
    .contact-item {
        padding: 15px 10px;
    }
}

@media (max-width: 320px) {
    /* 极小屏幕优化 (iPhone 5/SE 等) */
    .container {
        padding: 0 8px;
    }
    
    .hero-title {
        font-size: 1.2rem;
        gap: 6px;
    }

    .hero-title-text {
        font-size: 0.85em;
        letter-spacing: 1px;
    }

    .btn {
        padding: 10px 16px;
        font-size: 0.85rem;
        width: 100%;
        max-width: 240px;
        min-height: 44px; /* 保证触摸友好 */
    }

    .section-title {
        font-size: 1.2rem;
        margin-bottom: 20px;
    }

    .business-card,
    .product-card {
        padding: 12px 8px;
        margin: 0 4px;
    }
    
    .hero-content {
        padding: 60px 8px 15px;
        gap: 20px;
    }
    
    .hero-subtitle {
        font-size: 0.8rem;
    }
    
    .hero-description {
        font-size: 0.75rem;
        line-height: 1.3;
    }
    
    .nav-container {
        padding: 0 8px;
        height: 55px;
    }
    
    .company-name {
        font-size: 1rem;
    }
    
    .logo {
        height: 28px;
    }
    
    /* 表单优化 */
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 10px;
        font-size: 0.85rem;
    }
    
    .submit-btn {
        padding: 12px 16px;
        font-size: 0.9rem;
        min-height: 44px;
    }
    
    /* 统计数据优化 */
    .stat-number {
        font-size: 1.5rem;
    }
    
    /* 联系信息优化 */
    .contact-text h4 {
        font-size: 0.9rem;
    }
    
    .contact-text p {
        font-size: 0.8rem;
    }
}

/* 通用低分辨率优化 */
@media (max-height: 600px) {
    /* 针对低高度屏幕的优化 */
    .hero-content {
        padding-top: 60px;
        padding-bottom: 20px;
        min-height: auto;
    }
    
    .hero-title {
        margin: 20px 0 30px 0;
    }
    
    section {
        padding: 30px 0;
    }
}

@media (max-width: 480px) and (max-height: 700px) {
    /* 小屏幕低高度设备优化 */
    .hero-content {
        padding: 50px 15px 20px;
        gap: 20px;
    }
    
    .hero-actions {
        gap: 12px;
    }
}

/* 横屏模式优化 */
@media (max-height: 500px) and (orientation: landscape) {
    .hero-content {
        padding: 40px 20px 20px;
        gap: 15px;
    }
    
    .hero-title {
        font-size: 1.5rem;
        margin: 15px 0 20px 0;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .hero-description {
        font-size: 0.8rem;
    }
    
    .btn {
        padding: 8px 16px;
        font-size: 0.85rem;
    }
}

    .hardware-card {
        padding: 20px 15px;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0a0a0a;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #00ffff, #ff0080);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #ff0080, #00ffff);
}

/* 加载动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* 鼠标悬停发光效果 */
.glow-on-hover {
    position: relative;
    transition: all 0.3s ease;
}

.glow-on-hover:hover {
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

/* 选择框样式优化 */
select {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300ffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 20px;
    padding-right: 50px;
}

/* 移动端额外优化 */
@media (max-width: 768px) {
    /* 确保所有文本不会溢出 */
    * {
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    /* 防止水平滚动 */
    html, body {
        max-width: 100%;
        overflow-x: hidden;
    }
    
    /* 优化点击区域 */
    .nav-link, .btn, button, a {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* 表单元素触摸优化 */
    input, textarea, select, button {
        -webkit-appearance: none;
        border-radius: 0;
    }
    
    /* iOS Safari 特殊处理 */
    input[type="submit"],
    input[type="button"],
    button {
        -webkit-appearance: none;
        background: none;
        border: none;
    }
}

/* 防止文本选择在移动端的问题 */
@media (max-width: 768px) {
    .hero-title,
    .section-title,
    .category-title {
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }
}

/* 修复某些Android设备的字体渲染问题 */
@media (max-width: 768px) {
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        text-rendering: optimizeLegibility;
    }
}

/* 高分屏适配 (2x DPI) */
@media (-webkit-min-device-pixel-ratio: 2),
       (min-resolution: 192dpi),
       (min-resolution: 2dppx) {
    
    /* 提升文字渲染质量 */
    body {
        -webkit-font-smoothing: subpixel-antialiased;
        text-rendering: optimizeLegibility;
    }
    
    /* 优化主标题在高分屏的显示 */
    .hero-title {
        font-weight: 800;
        letter-spacing: 2.5px;
    }
    
    .glitch {
        border-width: 1.5px;
    }
    
    /* 优化边框和阴影效果 */
    .section-title {
        /* Removed text-shadow */
    }
    
    .title-underline {
        height: 3px;
        box-shadow: 0 0 15px rgba(0, 255, 255, 0.4);
    }
    
    /* 优化按钮在高分屏的显示 */
    .btn {
        border-width: 1.5px;
        font-weight: 600;
    }
    
    .btn-primary {
        box-shadow: 0 0 15px rgba(0, 255, 255, 0.4);
    }
    
    .btn-secondary {
        box-shadow: 0 0 15px rgba(255, 255, 255, 0.25);
    }
}

/* 超高分屏适配 (3x DPI) */
@media (-webkit-min-device-pixel-ratio: 3),
       (min-resolution: 288dpi),
       (min-resolution: 3dppx) {
    
    .hero-title {
        font-size: 4.2rem;
        letter-spacing: 2px;
    }
    
    .glitch {
        border-width: 2px;
    }
    
    .section-title {
        font-size: 3.2rem;
    }
    
    /* 优化代码雨在超高分屏的显示 */
    .matrix-column {
        font-size: 13px;
    }
}

/* 4K 显示器适配 */
@media (min-width: 2560px) {
    .container {
        max-width: 1600px;
    }
    
    .hero-title {
        font-size: 5rem;
    }
    
    .section-title {
        font-size: 3.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.8rem;
    }
    
    .hero-description {
        font-size: 1.4rem;
    }
    
    /* 增加动效密度 */
    .matrix-column {
        font-size: 16px;
    }
}

/* 8K 显示器适配 */
@media (min-width: 4096px) {
    .container {
        max-width: 2400px;
    }
    
    .hero-title {
        font-size: 6rem;
    }
    
    .section-title {
        font-size: 4rem;
    }
    
    .hero-content {
        max-width: 1200px;
    }
}