/* 
 * 医保提现平台样式表
 * 主色调：经典蓝 #2B5797
 * 辅助色：#1e3f6f, #3d7bd1, #5a9de8, #8bc1f6
 */

:root {
    --primary: #2B5797;
    --primary-dark: #1e3f6f;
    --primary-light: #3d7bd1;
    --primary-lighter: #5a9de8;
    --primary-lightest: #8bc1f6;
    --secondary: #6c757d;
    --success: #28a745;
    --info: #17a2b8;
    --warning: #ffc107;
    --danger: #dc3545;
    --light: #f8f9fa;
    --dark: #212529;
    --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --transition-base: all 0.3s ease;
    --box-shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --box-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    --border-radius: 0.375rem;
    --border-radius-lg: 0.5rem;
    --border-radius-xl: 1rem;
}

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

body {
    font-family: var(--font-family-base);
    line-height: 1.6;
    color: var(--dark);
    overflow-x: hidden;
}

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

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

img {
    max-width: 100%;
    height: auto;
}

/* 颜色工具类 */
.bg-primary {
    background-color: var(--primary) !important;
}

.text-primary {
    color: var(--primary) !important;
}

.border-primary {
    border-color: var(--primary) !important;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
}

/* 顶部信息栏 */
.top-bar {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    font-size: 0.875rem;
}

/* 导航栏 */
#mainNav {
    transition: var(--transition-base);
    padding: 1rem 0;
}

#mainNav.navbar-scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--box-shadow);
}

.navbar-brand {
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    color: var(--dark);
    position: relative;
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.nav-link.active {
    color: var(--primary) !important;
    font-weight: 600;
}

/* 轮播图 */
.hero-slider {
    margin-bottom: 50px;
}

.hero-slider .carousel-item {
    height: 600px;
}

.slide-bg {
    height: 100%;
    background-size: cover;
    background-position: center;
    position: relative;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.hero-title {
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-stat {
    padding: 0 2rem;
}

.hero-stat small {
    opacity: 0.8;
}

/* 快速服务条 */
.quick-service-bar {
    border-radius: var(--border-radius-xl);
    overflow: hidden;
}

/* 服务卡片 */
.service-card {
    transition: var(--transition-base);
    border-radius: var(--border-radius-xl);
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-icon {
    z-index: 2;
}

.hover-scale {
    transition: transform 0.5s ease;
}

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

.object-fit-cover {
    object-fit: cover;
}

/* 特色优势区 */
.features-section {
    background-color: var(--primary);
}

.feature-icon {
    transition: var(--transition-base);
}

.feature-icon:hover {
    background-color: rgba(255,255,255,0.4) !important;
}

/* 流程步骤 */
.process-card {
    z-index: 1;
    background: white;
}

.process-number {
    font-family: Georgia, serif;
}

/* 城市站点 */
.city-link {
    transition: var(--transition-base);
    border: 1px solid #dee2e6;
}

.city-link:hover {
    background-color: var(--primary);
    color: white !important;
    border-color: var(--primary);
    transform: translateY(-2px);
}

.city-link:hover .city-icon {
    color: white !important;
}

.cities-grid .col-xl-1-5 {
    flex: 0 0 auto;
    width: 20%;
}

/* 客户评价 */
.testimonial-card {
    border-radius: var(--border-radius-xl);
    transition: var(--transition-base);
}

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

/* 文章卡片 */
.news-card {
    border-radius: var(--border-radius-xl);
    transition: var(--transition-base);
}

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

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 手风琴 */
.accordion-button:not(.collapsed) {
    background-color: rgba(43, 87, 151, 0.1);
    color: var(--primary);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: rgba(43, 87, 151, 0.25);
}

/* 联系表单 */
.contact-form-box {
    border-radius: var(--border-radius-xl);
}

.contact-info-box {
    border-radius: var(--border-radius-xl);
    border-left: 4px solid var(--primary);
}

/* 页面标题 */
.page-header {
    padding-bottom: 100px;
    margin-bottom: -50px;
}

.page-header .breadcrumb-item + .breadcrumb-item::before {
    color: rgba(255,255,255,0.5);
}

/* 时间轴 */
.timeline-content {
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 20px;
    width: 0;
    height: 0;
    border: 10px solid transparent;
}

.timeline-item:nth-child(odd) .timeline-content::before {
    right: -20px;
    border-left-color: white;
}

.timeline-item:nth-child(even) .timeline-content::before {
    left: -20px;
    border-right-color: white;
}

/* 团队卡片 */
.team-card {
    border-radius: var(--border-radius-xl);
}

.team-card img {
    transition: transform 0.5s ease;
}

.team-card:hover img {
    transform: scale(1.1);
}

/* 统计数字 */
.counter {
    font-family: Georgia, serif;
}

/* 悬浮按钮 */
.floating-contact {
    position: fixed;
    right: 30px;
    bottom: 100px;
    z-index: 999;
}

.back-to-top {
    position: fixed;
    right: 30px;
    bottom: 30px;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

/* 页脚 */
.footer-cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.footer-links a {
    transition: var(--transition-base);
    display: inline-block;
}

.footer-links a:hover {
    padding-left: 5px;
}

.hover-text-primary:hover {
    color: var(--primary) !important;
}

.hover-text-white:hover {
    color: white !important;
}

.hover-bg-light:hover {
    background-color: var(--light);
}

.hover-border-primary:hover {
    border-color: var(--primary) !important;
}

.hover-shadow-lg:hover {
    box-shadow: var(--box-shadow-lg) !important;
}

.hover-shadow-xl:hover {
    box-shadow: 0 1.5rem 4rem rgba(0,0,0,0.2) !important;
}

/* 文章正文样式 */
.content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #333;
}

.content h2, .content h3, .content h4 {
    color: var(--primary);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.content p {
    margin-bottom: 1.5rem;
}

.content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    margin: 1.5rem 0;
}

.content ul, .content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.content li {
    margin-bottom: 0.5rem;
}

/* 响应式调整 */
@media (max-width: 991.98px) {
    .hero-slider .carousel-item {
        height: 500px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .cities-grid .col-xl-1-5 {
        width: 25%;
    }
    
    .timeline-line {
        left: 30px !important;
    }
    
    .timeline-item .col-5 {
        width: 100%;
        padding: 0 !important;
        text-align: left !important;
    }
    
    .timeline-item .col-2 {
        position: absolute;
        left: 20px;
    }
    
    .timeline-item .col-5:first-child {
        margin-bottom: 1rem;
        padding-left: 60px !important;
    }
    
    .timeline-item .col-5:last-child {
        padding-left: 60px !important;
    }
    
    .timeline-content::before {
        display: none;
    }
}

@media (max-width: 767.98px) {
    .hero-slider .carousel-item {
        height: 400px;
    }
    
    .hero-stat {
        padding: 0 1rem;
    }
    
    .cities-grid .col-xl-1-5 {
        width: 33.333%;
    }
    
    .quick-service-bar {
        margin-top: -30px;
    }
    
    .about-images .sub-image {
        position: relative !important;
        width: 80% !important;
        right: auto !important;
        bottom: auto !important;
        margin: -30px auto 0;
    }
    
    .experience-badge {
        left: 10px !important;
        top: 10px !important;
    }
}

@media (max-width: 575.98px) {
    .hero-slider .carousel-item {
        height: 350px;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .cities-grid .col-xl-1-5 {
        width: 50%;
    }
    
    .floating-contact {
        right: 15px;
        bottom: 80px;
    }
    
    .back-to-top {
        right: 15px;
        bottom: 15px;
    }
}

/* 动画延迟工具类 */
[data-aos-delay="100"] { transition-delay: 100ms; }
[data-aos-delay="200"] { transition-delay: 200ms; }
[data-aos-delay="300"] { transition-delay: 300ms; }
[data-aos-delay="400"] { transition-delay: 400ms; }
[data-aos-delay="500"] { transition-delay: 500ms; }
[data-aos-delay="600"] { transition-delay: 600ms; }

/* 打印样式 */
@media print {
    .top-bar,
    .navbar,
    .footer-cta,
    footer,
    .floating-contact,
    .back-to-top {
        display: none !important;
    }
    
    .page-header {
        background: white !important;
        color: black !important;
        padding: 1rem 0 !important;
    }
    
    .page-header h1,
    .page-header a,
    .page-header li {
        color: black !important;
    }
}

/* 加载动画 */
.loading {
    position: relative;
    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);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* 表单验证样式 */
.was-validated .form-control:invalid,
.form-control.is-invalid {
    border-color: var(--danger);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.was-validated .form-control:valid,
.form-control.is-valid {
    border-color: var(--success);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2328a745' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

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

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

/* 选中文本样式 */
::selection {
    background-color: var(--primary);
    color: white;
}

/* 焦点样式 */
:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* 图片懒加载占位 */
img[loading="lazy"] {
    background-color: #f8f9fa;
    min-height: 200px;
}