/* Custom styles for 一元机场 - 商务蓝色风格 */

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

/* 商务蓝色配色方案 */
:root {
    --primary-blue: #1e40af;
    --secondary-blue: #3b82f6;
    --light-blue: #60a5fa;
    --dark-blue: #1e3a8a;
    --accent-blue: #2563eb;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
}

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

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

/* Hover effects */
.hover-scale {
    transition: transform 0.3s ease;
}

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

/* 商务蓝色渐变背景 */
.gradient-bg {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
}

/* Hero section 商务风格 */
.hero-gradient {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    position: relative;
}

.hero-gradient::before {
    content: '';
    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 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    opacity: 0.3;
}

/* Mobile menu styles */
.mobile-menu {
    transition: all 0.3s ease;
}

.mobile-menu.active {
    display: block;
}

/* Card hover effects - 商务风格 */
.pricing-card {
    transition: all 0.3s ease;
    border: 2px solid var(--gray-200);
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(30, 64, 175, 0.1), 0 10px 10px -5px rgba(30, 64, 175, 0.04);
    border-color: var(--secondary-blue);
}

/* 推荐标签样式 */
.recommended-badge {
    background: linear-gradient(135deg, var(--secondary-blue), var(--accent-blue));
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    position: absolute;
    top: -1rem;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Button animations - 商务风格 */
.btn-primary {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, var(--secondary-blue), var(--accent-blue));
}

.btn-primary::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: left 0.5s;
}

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

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    transform: translateY(-1px);
    box-shadow: 0 10px 15px -3px rgba(30, 64, 175, 0.3);
}

/* 导航栏商务风格 */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
}

/* 特色服务卡片 */
.feature-card {
    transition: all 0.3s ease;
    padding: 2rem;
    border-radius: 0.75rem;
}

.feature-card:hover {
    background: var(--gray-50);
    transform: translateY(-2px);
}

/* 用户评价卡片 */
.testimonial-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    background: white;
    border-color: var(--light-blue);
    box-shadow: 0 4px 6px -1px rgba(30, 64, 175, 0.1);
}

/* FAQ 样式 */
.faq-item {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--light-blue);
    box-shadow: 0 2px 4px -1px rgba(30, 64, 175, 0.1);
}

/* CTA section 商务风格 */
.cta-section {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    position: relative;
}

.cta-section::before {
    content: '';
    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 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>') repeat;
}

/* Responsive design improvements */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .section-padding {
        padding: 3rem 0;
    }
    
    .pricing-card {
        margin-bottom: 2rem;
    }
}

/* Loading animation */
.loading {
    opacity: 0;
    animation: fadeIn 0.5s ease-in-out forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* Scroll indicator - 商务蓝色 */
.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary-blue), var(--accent-blue));
    transform-origin: left;
    transform: scaleX(0);
    z-index: 9999;
}

/* Custom focus styles for accessibility */
.focus\:ring-custom:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.5);
}

/* 价格标签特殊样式 */
.price-tag {
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 700;
    color: var(--primary-blue);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* 套餐详情列表样式 */
.package-details {
    background: var(--gray-50);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.package-details h4 {
    color: var(--gray-800);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.package-details ul {
    list-style: none;
    padding: 0;
}

.package-details li {
    color: var(--gray-600);
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: 0.25rem;
}

/* Print styles */
@media print {
    .no-print {
        display: none;
    }
    
    .pricing-card {
        break-inside: avoid;
    }
}

/* 商务专业风格的阴影效果 */
.business-shadow {
    box-shadow: 0 4px 6px -1px rgba(30, 64, 175, 0.1), 0 2px 4px -1px rgba(30, 64, 175, 0.06);
}

.business-shadow-lg {
    box-shadow: 0 10px 15px -3px rgba(30, 64, 175, 0.1), 0 4px 6px -2px rgba(30, 64, 175, 0.05);
}

/* 渐变文字效果 */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}