/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 科技蓝主题色彩 */
    --primary-color: #0066cc;
    --primary-dark: #004499;
    --primary-light: #3399ff;
    --primary-gradient: linear-gradient(135deg, #0066cc 0%, #3399ff 100%);
    --primary-glow: 0 0 20px rgba(0, 102, 204, 0.3);
    
    /* 辅助色彩 */
    --secondary-color: #4a90e2;
    --accent-color: #00d4ff;
    --accent-gradient: linear-gradient(45deg, #00d4ff, #0099cc);
    --success-color: #00c851;
    --warning-color: #ff9800;
    --error-color: #f44336;
    
    /* 文字色彩 */
    --text-primary: #1a1a2e;
    --text-secondary: #4a5568;
    --text-light: #718096;
    --text-white: #ffffff;
    
    /* 背景色彩 */
    --bg-primary: #ffffff;
    --bg-secondary: #f8faff;
    --bg-tertiary: #e6f3ff;
    --bg-dark: #0a1929;
    --bg-gradient: linear-gradient(135deg, #f8faff 0%, #e6f3ff 100%);
    
    /* 边框和阴影 */
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --shadow-sm: 0 2px 4px rgba(0, 102, 204, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 102, 204, 0.15);
    --shadow-lg: 0 8px 25px rgba(0, 102, 204, 0.2);
    --shadow-xl: 0 15px 35px rgba(0, 102, 204, 0.25);
    --shadow-glow: 0 0 30px rgba(0, 102, 204, 0.4);
    
    /* 圆角和过渡 */
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
    
    /* 特殊效果 */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --backdrop-blur: blur(20px);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

img, video, svg, canvas, iframe {
    max-width: 100%;
    height: auto;
    display: block;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1.5;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition);
}

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

.btn-primary {
    background: var(--primary-gradient);
    color: var(--text-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: var(--text-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--primary-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--primary-gradient);
    color: var(--text-white);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--primary-glow);
}

.btn-accent {
    background: var(--accent-gradient);
    color: var(--text-white);
    box-shadow: var(--shadow-md);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(0, 212, 255, 0.4);
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: var(--backdrop-blur);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-light);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 0;
}

.logo h1 {
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0;
    letter-spacing: -0.5px;
}

.logo-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: -2px;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    margin: 0;
}

.nav-link {
    color: var(--text-primary);
    font-weight: 600;
    padding: 0.75rem 0;
    position: relative;
    transition: var(--transition);
    letter-spacing: 0.3px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 2px;
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.header-contact .contact-phone {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1.125rem;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: var(--primary-gradient);
    color: white;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(51, 153, 255, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(0, 102, 204, 0.2) 0%, transparent 50%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="grid" width="60" height="60" patternUnits="userSpaceOnUse"><path d="M 60 0 L 0 0 0 60" fill="none" stroke="rgba(255,255,255,0.08)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>'),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>') 50% 50% / 100px 100px;
    animation: float 20s ease-in-out infinite;
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.1) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, #ffffff, #e6f3ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -1px;
    line-height: 1.1;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
}

.hero-subtitle {
    font-size: 1.375rem;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.7;
    font-weight: 400;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--glass-bg);
    padding: 1rem 1.75rem;
    border-radius: var(--border-radius-xl);
    backdrop-filter: var(--backdrop-blur);
    border: 1px solid var(--glass-border);
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.feature-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.15);
}

.feature-icon {
    font-size: 1.5rem;
    color: var(--accent-color);
    filter: drop-shadow(0 0 10px rgba(0, 212, 255, 0.5));
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Solutions Preview */
.solutions-preview {
    padding: 5rem 0;
    background-color: var(--bg-secondary);
}

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

.section-title {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: var(--bg-primary);
    padding: 2.5rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: var(--transition);
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--primary-glow);
}

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

.solution-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.solution-card h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.solution-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.solution-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.solution-features li {
    padding: 0.25rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.solution-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.solution-link {
    color: var(--primary-color);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.solution-link:hover {
    gap: 0.75rem;
}

/* Stats Section */
.stats {
    padding: 5rem 0;
    background: var(--primary-gradient);
    color: white;
    position: relative;
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 70%, rgba(0, 212, 255, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(51, 153, 255, 0.2) 0%, transparent 50%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    text-align: center;
    position: relative;
    z-index: 2;
}

.stat-item {
    padding: 2rem;
    background: var(--glass-bg);
    border-radius: var(--border-radius-xl);
    backdrop-filter: var(--backdrop-blur);
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.15);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    background: linear-gradient(45deg, #ffffff, #e6f3ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
   /* text-shadow: 0 0 20px rgba(255, 255, 255, 0.3); */
}

.stat-label {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
}

/* Partners Section */
.partners {
    padding: 4rem 0;
    background-color: var(--bg-primary);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    align-items: center;
}

.partner-item {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    font-weight: 600;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.partner-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-gradient);
    opacity: 0;
    transition: var(--transition);
    z-index: 1;
}

.partner-item:hover {
    color: white;
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--primary-glow);
}

.partner-item:hover::before {
    opacity: 1;
}

.partner-item > * {
    position: relative;
    z-index: 2;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--bg-dark) 0%, #1a365d 100%);
    color: white;
    padding: 4rem 0 1rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 102, 204, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.footer-section h4 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.5rem;
}

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

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

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 0;
    }

    .mobile-menu-button {
        display: flex;
    }

    .header-contact .contact-phone {
        display: none;
    }

    .nav-list {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    /* Mobile navigation behavior */
    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        transition: transform 0.3s ease;
        z-index: 999;
    }

    .nav.nav-open {
        transform: translateY(0);
    }

    .nav-list {
        flex-direction: column;
        padding: 1rem 0;
    }

    .nav-list li {
        width: 100%;
    }

    .nav-link {
        display: block;
        padding: 1rem 2rem;
        border-bottom: 1px solid #e2e8f0;
    }

    .hero-title {
        font-size: 2.75rem;
        letter-spacing: -0.5px;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero-features {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .feature-item {
        padding: 0.875rem 1.5rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

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

    .solution-card {
        padding: 2rem;
    }

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

    .stat-item {
        padding: 1.5rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .partner-item {
        padding: 1.5rem;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2.25rem;
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

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

    .feature-item {
        padding: 0.75rem 1.25rem;
        font-size: 0.875rem;
    }

    .feature-icon {
        font-size: 1.25rem;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.875rem;
    }

    .solution-card {
        padding: 1.5rem;
    }

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

    .stat-item {
        padding: 1.25rem;
    }

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

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

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

    .partner-item {
        padding: 1.25rem;
    }
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 20px rgba(0, 102, 204, 0.3); }
    50% { box-shadow: 0 0 30px rgba(0, 102, 204, 0.6); }
}

.solution-card {
    animation: fadeInUp 0.8s ease-out;
}

.solution-card:nth-child(1) { animation-delay: 0.1s; }
.solution-card:nth-child(2) { animation-delay: 0.2s; }
.solution-card:nth-child(3) { animation-delay: 0.3s; }
.solution-card:nth-child(4) { animation-delay: 0.4s; }
.solution-card:nth-child(5) { animation-delay: 0.5s; }
.solution-card:nth-child(6) { animation-delay: 0.6s; }

.stat-item {
    animation: scaleIn 0.6s ease-out;
}

.stat-item:nth-child(1) { animation-delay: 0.2s; }
.stat-item:nth-child(2) { animation-delay: 0.4s; }
.stat-item:nth-child(3) { animation-delay: 0.6s; }
.stat-item:nth-child(4) { animation-delay: 0.8s; }

.feature-item {
    animation: slideInLeft 0.6s ease-out;
}

.feature-item:nth-child(1) { animation-delay: 0.1s; }
.feature-item:nth-child(2) { animation-delay: 0.2s; }
.feature-item:nth-child(3) { animation-delay: 0.3s; }

/* Hover animations */
.btn:hover {
    animation: glow 2s ease-in-out infinite;
}

.solution-card:hover {
    animation: none;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.page-header-content {
    max-width: 800px;
    margin: 0 auto;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #ffffff, #e2e8f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.page-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.feature-badge {
    background: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Solutions Detail */
.solutions-detail {
    padding: 4rem 0;
    background-color: var(--bg-secondary);
}

.solution-detail-item {
    background: var(--bg-primary);
    margin-bottom: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.solution-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.solution-header .solution-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.solution-title h2 {
    color: white;
    margin-bottom: 0.5rem;
}

.solution-title p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
}

.solution-content {
    padding: 2rem;
}

.solution-section {
    margin-bottom: 2rem;
}

.solution-section h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

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

.solution-section ul li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.solution-section ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.solution-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.feature-card h4 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

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

.model-item {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.model-item h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.model-item ul {
    list-style: none;
    padding-left: 0;
}

.model-item ul li {
    padding: 0.25rem 0;
    color: var(--text-secondary);
}

/* Implementation Section */
.implementation {
    padding: 4rem 0;
    background-color: var(--bg-primary);
}

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

.implementation-card {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.implementation-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.implementation-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.implementation-card ul {
    list-style: none;
    padding-left: 0;
}

.implementation-card ul li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.implementation-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

/* Responsive adjustments for solutions page */
@media (max-width: 768px) {
    .solution-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .solution-features-grid {
        grid-template-columns: 1fr;
    }

    .business-model {
        grid-template-columns: 1fr;
    }

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

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

/* About Page Styles */
.company-overview {
    padding: 4rem 0;
    background-color: var(--bg-primary);
}

.overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.overview-content h2 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.overview-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.7;
}

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

.stat-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card .stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-card .stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.core-business {
    padding: 4rem 0;
    background-color: var(--bg-secondary);
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.business-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.business-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.business-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.business-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.business-card p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

.industry-solutions {
    padding: 4rem 0;
    background-color: var(--bg-primary);
}

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

.industry-item {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.industry-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.industry-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.industry-item h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.industry-item p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

.certifications {
    padding: 4rem 0;
    background-color: var(--bg-secondary);
}

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

.cert-item {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.cert-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cert-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cert-item h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.cert-item p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

.contact-info {
    padding: 4rem 0;
    background-color: var(--bg-primary);
}

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

.contact-card {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.contact-card h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    color: var(--text-secondary);
}

.contact-item a {
    color: var(--primary-color);
}

.contact-item a:hover {
    color: var(--primary-dark);
}

/* Responsive adjustments for about page */
@media (max-width: 768px) {
    .overview-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

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

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

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

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

@media (max-width: 480px) {
    .overview-stats {
        grid-template-columns: 1fr;
    }

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

/* Contact Page Styles */
.contact-form-section {
    padding: 4rem 0;
    background-color: var(--bg-primary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info-panel {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.contact-info-panel h2 {
    color: var(--text-primary);
    margin-bottom: 2rem;
}

.contact-details-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    flex-shrink: 0;
}

.contact-text h4 {
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.contact-text p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

.contact-text a {
    color: var(--primary-color);
}

.business-hours {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}

.business-hours h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.hours-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.hours-item {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.contact-form-panel {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.contact-form-panel h2 {
    color: var(--text-primary);
    margin-bottom: 2rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--bg-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Solutions Quick Access */
.solutions-quick {
    padding: 4rem 0;
    background-color: var(--bg-secondary);
}

.solutions-quick-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.solution-quick-card {
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    text-decoration: none;
    color: inherit;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.solution-quick-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    color: inherit;
}

.solution-quick-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.solution-quick-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.solution-quick-card p {
    color: var(--text-secondary);
    margin-bottom: 0;
    font-size: 0.875rem;
}

/* FAQ Section */
.faq-section {
    padding: 4rem 0;
    background-color: var(--bg-primary);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background: rgba(37, 99, 235, 0.05);
}

.faq-question h3 {
    color: var(--text-primary);
    margin-bottom: 0;
    font-size: 1.125rem;
}

.faq-toggle {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: bold;
    transition: var(--transition);
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

/* Responsive adjustments for contact page */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .faq-question {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .solutions-quick-grid {
        grid-template-columns: 1fr;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-gradient);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Selection styles */
::selection {
    background: var(--primary-color);
    color: white;
}

::-moz-selection {
    background: var(--primary-color);
    color: white;
}

/* Focus styles */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Loading animation */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Mobile Menu Button */
.mobile-menu-button {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 25px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    margin-left: 1rem;
}

.mobile-menu-button span {
    width: 100%;
    height: 3px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-menu-button.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-button.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-button.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Careers Page Styles */
.careers-section {
    padding: 4rem 0;
    background-color: var(--bg-secondary);
}

.jobs-grid {
    display: grid;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.job-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.job-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.job-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.job-header h3 {
    color: var(--primary-color);
    margin: 0;
}

.job-type {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 500;
}

.job-details {
    margin-bottom: 1.5rem;
}

.job-details p {
    margin: 0.5rem 0;
    color: var(--text-secondary);
}

.job-details strong {
    color: var(--text-primary);
}

.job-description h4 {
    color: var(--primary-color);
    margin: 1rem 0 0.5rem 0;
}

.job-description ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 1.5rem;
}

.job-description ul li {
    padding: 0.25rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.job-description ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.apply-btn {
    width: 100%;
    margin-top: 1rem;
}

/* Application Form Styles */
.application-section {
    padding: 4rem 0;
    background-color: var(--bg-primary);
}

.application-form-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.application-form-container h2 {
    text-align: center;
    color: var(--text-primary);
    margin-bottom: 2rem;
}

/* Responsive adjustments for careers page */
@media (max-width: 768px) {
    .mobile-menu-button {
        display: flex;
    }
    
    .header-contact .contact-phone {
        display: none;
    }
    
    .job-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .application-form-container {
        margin: 0 1rem;
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .jobs-grid {
        gap: 1rem;
    }
    
    .job-card {
        padding: 1.5rem;
    }
    
    .application-form-container {
        padding: 1rem;
    }
}