/* 禾加健康网站样式优化 */

/* ===== 颜色主题优化 ===== */
:root {
    /* 主品牌色 */
    --primary-color: #2AA7FF;
    --primary-hover: #1E8FE6;
    --primary-light: #E6F3FF;
    
    /* 辅助色 */
    --secondary-color: #4CD080;
    --accent-color: #FF684C;
    --warning-color: #FFB200;
    
    /* 中性色 */
    --text-dark: #1B3C74;
    --text-primary: #44474E;
    --text-secondary: #6B7280;
    --text-light: #9CA3AF;
    
    /* 背景色 */
    --bg-white: #ffffff;
    --bg-light: #F9FAFB;
    --bg-gray: #F3F4F6;
    
    /* 边框和分割线 */
    --border-light: #E5E7EB;
    --border-medium: #D1D5DB;
    
    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

/* ===== 通用组件样式 ===== */

/* 改进的按钮样式 */
.btn-enhanced {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 500;
    line-height: 1.5;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    min-height: 48px;
    position: relative;
    overflow: hidden;
}

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

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* 改进的卡片样式 */
.card-enhanced {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
    overflow: hidden;
}

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

.card-enhanced .card-header {
    padding: 24px 24px 0;
}

.card-enhanced .card-body {
    padding: 24px;
}

.card-enhanced .card-footer {
    padding: 0 24px 24px;
    margin-top: auto;
}

/* 改进的服务卡片 */
.service-card-enhanced {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 32px 24px;
    text-align: center;
    border: 1px solid var(--border-light);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.service-card-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.service-card-enhanced:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.service-card-enhanced .service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.service-card-enhanced:hover .service-icon {
    background: var(--primary-color);
    transform: scale(1.1);
}

.service-card-enhanced:hover .service-icon img {
    filter: brightness(0) invert(1);
}

/* 改进的页面标题样式 */
.page-title-enhanced {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.page-title-enhanced::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 20"><defs><pattern id="grain" width="100" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.page-title-enhanced .container {
    position: relative;
    z-index: 1;
}

/* 改进的导航样式 */
.navbar-enhanced {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.navbar-enhanced.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-enhanced .nav-link {
    font-weight: 500;
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    position: relative;
}

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

/* 改进的底部样式 */
.footer-enhanced {
    background: var(--text-dark);
    color: white;
    position: relative;
}

.footer-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.footer-enhanced .footer-link {
    color: rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    padding: 8px 0;
}

.footer-enhanced .footer-link:hover {
    color: var(--primary-color);
    transform: translateX(4px);
}

/* 改进的表单样式 */
.form-enhanced .form-group {
    margin-bottom: 24px;
}

.form-enhanced .form-label {
    display: block;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-enhanced .form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 16px;
    transition: all 0.3s ease;
    background-color: var(--bg-white);
}

.form-enhanced .form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(42, 167, 255, 0.1);
}

/* 响应式优化 */
@media (max-width: 768px) {
    .service-card-enhanced {
        padding: 24px 16px;
    }
    
    .btn-enhanced {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .page-title-enhanced {
        padding: 60px 0;
    }
}

/* 动画效果 */
@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);
    }
}

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

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease forwards;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease forwards;
}

/* 延迟动画 */
.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }

/* 工具类 */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.shadow-soft {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.border-gradient {
    position: relative;
    border: 1px solid transparent;
    background-clip: padding-box;
}

.border-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: -1;
    margin: -1px;
    border-radius: inherit;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

/* 优化现有组件 */
.services-card-wrapper {
    transition: all 0.3s ease;
}

.services-card-wrapper:hover {
    transform: translateY(-5px);
}

.testimonial-card {
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    border-left-color: var(--secondary-color);
    box-shadow: var(--shadow-md);
}

/* 加载状态 */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}