/* ========================================
   宽欣医疗网站 - 动态效果样式表
   ======================================== */

/* 页面加载动画 */
body {
    opacity: 0;
    animation: pageFadeIn 0.8s ease-out forwards;
}

@keyframes pageFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ========================================
   滚动入场动画
   ======================================== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* 延迟动画 - 依次出现效果 */
.scroll-reveal-delay-1 { transition-delay: 0.1s; }
.scroll-reveal-delay-2 { transition-delay: 0.2s; }
.scroll-reveal-delay-3 { transition-delay: 0.3s; }
.scroll-reveal-delay-4 { transition-delay: 0.4s; }

/* ========================================
   导航栏滚动效果
   ======================================== */
nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

nav a {
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #4CAF50;
    transition: width 0.3s ease;
}

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

/* ========================================
   轮播增强效果
   ======================================== */
.carousel-item {
    opacity: 0;
    transform: translateX(100%);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
    pointer-events: none;
}

.carousel-item.active {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

.carousel-item.leaving-left {
    opacity: 0;
    transform: translateX(-100%);
}

.carousel-item.leaving-right {
    opacity: 0;
    transform: translateX(100%);
}

/* ========================================
   轮播内容逐级入场动画
   ======================================== */
.carousel-anim {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.carousel-item.active .carousel-anim {
    opacity: 1;
    transform: translateY(0);
}

.carousel-anim-1 { transition-delay: 0.1s; }
.carousel-anim-2 { transition-delay: 0.25s; }
.carousel-anim-3 { transition-delay: 0.4s; }
.carousel-anim-4 { transition-delay: 0.55s; }
.carousel-anim-5 { transition-delay: 0.7s; }

/* 轮播指示器动画 */
.carousel-dot {
    transition: all 0.3s ease;
}

.carousel-dot.active {
    opacity: 1 !important;
    transform: scale(1.3);
}

/* 轮播内容入场动画 */
.carousel-item.active .text-center {
    animation: carouselContentIn 0.8s ease-out 0.2s both;
}

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

/* ========================================
   卡片悬停效果
   ======================================== */
.service-card,
.news-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(76, 175, 80, 0.15);
}

.news-card {
    transition: transform 0.3s ease, background-color 0.3s ease;
}

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

/* 产品卡片图片缩放 */
.service-card img {
    transition: transform 0.5s ease;
}

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

/* ========================================
   按钮悬停效果
   ======================================== */
.btn-primary {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.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 ease;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(76, 175, 80, 0.4);
}

/* ========================================
   表单输入框聚焦效果
   ======================================== */
input:focus,
textarea:focus {
    border-color: #4CAF50;
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.2);
}

/* ========================================
   移动端菜单动画
   ======================================== */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

#mobile-menu.open {
    max-height: 300px;
}

/* ========================================
   数字递增动画 (用于统计)
   ======================================== */
.stat-number {
    display: inline-block;
}

/* ========================================
   页面切换平滑滚动
   ======================================== */
html {
    scroll-behavior: smooth;
}

/* ========================================
   加载状态
   ======================================== */
.loading {
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ========================================
   数据统计模块样式
   ======================================== */
#stats {
    position: relative;
    overflow: hidden;
}

#stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.1) 0%, rgba(255, 193, 7, 0.1) 100%);
    pointer-events: none;
}

.stat-item {
    position: relative;
}

.stat-number {
    font-variant-numeric: tabular-nums;
}

/* ========================================
   核心团队模块样式
   ======================================== */
.team-card {
    position: relative;
    overflow: hidden;
}

.team-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #4CAF50, #FFC107);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.team-card:hover::after {
    transform: scaleX(1);
}

.team-card .w-32.h-32 {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.team-card:hover .w-32.h-32 {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(76, 175, 80, 0.3);
}

/* ========================================
   合作伙伴模块样式
   ======================================== */
.partner-logo {
    transition: all 0.3s ease;
}

.partner-logo:hover {
    transform: translateY(-5px);
}

.partner-logo .w-16.h-16 {
    transition: background-color 0.3s ease;
}

.partner-logo:hover .w-16.h-16 {
    background-color: #4CAF50 !important;
}

/* ========================================
   客户案例模块样式
   ======================================== */
.case-card {
    position: relative;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #4CAF50, #FFC107);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

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

.case-card .h-48 {
    transition: transform 0.5s ease;
}

.case-card:hover .h-48 {
    transform: scale(1.05);
}

.case-card .h-48 > div {
    transition: transform 0.5s ease;
}

.case-card:hover .h-48 > div {
    transform: scale(1.1);
}

/* ========================================
   新增模块滚动动画覆盖
   ======================================== */
#stats .stat-item,
#team .team-card,
#partners .partner-logo,
#cases .case-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

#stats .stat-item.revealed,
#team .team-card.revealed,
#partners .partner-logo.revealed,
#cases .case-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* 延迟效果 */
#stats .stat-item:nth-child(1) { transition-delay: 0s; }
#stats .stat-item:nth-child(2) { transition-delay: 0.1s; }
#stats .stat-item:nth-child(3) { transition-delay: 0.2s; }
#stats .stat-item:nth-child(4) { transition-delay: 0.3s; }

#team .team-card:nth-child(1) { transition-delay: 0s; }
#team .team-card:nth-child(2) { transition-delay: 0.15s; }
#team .team-card:nth-child(3) { transition-delay: 0.3s; }

#partners .partner-logo:nth-child(1) { transition-delay: 0s; }
#partners .partner-logo:nth-child(2) { transition-delay: 0.05s; }
#partners .partner-logo:nth-child(3) { transition-delay: 0.1s; }
#partners .partner-logo:nth-child(4) { transition-delay: 0.15s; }
#partners .partner-logo:nth-child(5) { transition-delay: 0.2s; }
#partners .partner-logo:nth-child(6) { transition-delay: 0.25s; }

#cases .case-card:nth-child(1) { transition-delay: 0s; }
#cases .case-card:nth-child(2) { transition-delay: 0.15s; }
#cases .case-card:nth-child(3) { transition-delay: 0.3s; }

/* ========================================
   Modal弹窗组件样式 (Ant Design风格)
   ======================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06), 0 0 0 1px rgba(0, 0, 0, 0.05);
    max-width: 680px;
    width: 90%;
    max-height: 85vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-container {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid #f0f0f0;
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
    color: #262626;
    margin: 0;
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 24px;
    color: #8c8c8c;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: #f5f5f5;
    color: #595959;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.modal-image {
    width: 100%;
    height: 200px;
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #4CAF50, #8BC34A);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-image-placeholder {
    color: white;
    font-size: 24px;
    font-weight: bold;
    opacity: 0.8;
    text-align: center;
    padding: 0 16px;
    line-height: 1.4;
    word-break: keep-all;
}

.modal-subtitle {
    font-size: 14px;
    color: #4CAF50;
    font-weight: 500;
    margin-bottom: 8px;
}

.modal-subtitle span {
    margin-right: 16px;
}

.modal-content {
    font-size: 15px;
    line-height: 1.8;
    color: #525252;
    margin-bottom: 16px;
}

.modal-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.modal-tag {
    display: inline-block;
    padding: 4px 12px;
    background: #f5f5f5;
    border-radius: 4px;
    font-size: 13px;
    color: #595959;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid #f0f0f0;
    display: flex;
    justify-content: flex-end;
}

.modal-cancel-btn {
    padding: 8px 24px;
    background: #fff;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    font-size: 14px;
    color: #595959;
    cursor: pointer;
    transition: all 0.2s ease;
}

.modal-cancel-btn:hover {
    background: #f5f5f5;
    border-color: #bfbfbf;
    color: #262626;
}

/* 移动端适配 */
@media (max-width: 640px) {
    .modal-container {
        width: 95%;
        max-height: 90vh;
    }

    .modal-header {
        padding: 12px 16px;
    }

    .modal-body {
        padding: 16px;
    }

    .modal-footer {
        padding: 12px 16px;
    }

    .modal-title {
        font-size: 16px;
    }
}

/* 可点击卡片 */
.cursor-pointer {
    cursor: pointer;
}

/* ========================================
   轮播箭头样式
   ======================================== */
.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    color: #4CAF50;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

.carousel-arrow:hover {
    background: #fff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transform: translateY(-50%) scale(1.1);
}

.carousel-arrow-left {
    left: 20px;
}

.carousel-arrow-right {
    right: 20px;
}

#carousel:hover .carousel-arrow {
    opacity: 1;
}

@media (max-width: 768px) {
    .carousel-arrow {
        width: 40px;
        height: 40px;
    }

    .carousel-arrow-left {
        left: 10px;
    }

    .carousel-arrow-right {
        right: 10px;
    }
}

/* ========================================
   团队成员弹窗扩展
   ======================================== */
.team-avatar-large {
    width: 120px;
    height: 120px;
    font-size: 48px;
}

.modal-experience {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.modal-experience-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    background: #f0f9f0;
    border-radius: 4px;
    font-size: 13px;
    color: #4CAF50;
}

.modal-experience-item::before {
    content: '✓';
    font-weight: bold;
}

/* ========================================
   新闻筛选标签样式
   ======================================== */
.news-filter-btn {
    background: #f5f5f5;
    color: #666;
    border: 1px solid transparent;
}

.news-filter-btn:hover {
    background: #e8e8e8;
    color: #333;
}

.news-filter-btn.active {
    background: #4CAF50;
    color: #fff;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.3);
}

/* ========================================
   卡片悬停提示
   ======================================== */
.service-card .click-hint,
.case-card .click-hint,
.news-card .click-hint {
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.service-card:hover .click-hint,
.case-card:hover .click-hint,
.news-card:hover .click-hint {
    opacity: 1;
    transform: translateY(0);
}

/* 合作伙伴悬停提示 */
.partner-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: #333;
    color: #fff;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
}

.partner-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #333;
}

.partner-logo:hover .partner-tooltip {
    opacity: 1;
    transform: translateX(-50%) translateY(-5px);
}

/* ========================================
   表单浮动标签样式
   ======================================== */
.form-group {
    position: relative;
}

.form-input {
    width: 100%;
    padding: 16px 16px 8px;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #fff;
}

.form-input:focus {
    border-color: #4CAF50;
    box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.1);
    outline: none;
}

.form-input:focus + .form-label,
.form-input:not(:placeholder-shown) + .form-label {
    top: 8px;
    font-size: 12px;
    color: #4CAF50;
}

.form-input.error {
    border-color: #ff4d4f;
    box-shadow: 0 0 0 2px rgba(255, 77, 79, 0.1);
}

.form-input.error:focus {
    border-color: #ff4d4f;
    box-shadow: 0 0 0 2px rgba(255, 77, 79, 0.1);
}

.form-label {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    color: #8c8c8c;
    pointer-events: none;
    transition: all 0.2s ease;
}

textarea + .form-label {
    top: 24px;
}

.form-error {
    display: none;
    font-size: 12px;
    color: #ff4d4f;
    margin-top: 4px;
    padding-left: 16px;
}

.form-group.has-error .form-error {
    display: block;
}

/* 表单提交按钮 */
.form-submit {
    position: relative;
    min-width: 120px;
}

.form-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.loading-spinner {
    display: inline-flex;
}

.loading-spinner.hidden {
    display: none;
}

/* 表单成功状态 */
.form-submit.success {
    background: #52c41a !important;
}

/* ========================================
   键盘焦点样式
   ======================================== */
*:focus-visible {
    outline: 2px solid #4CAF50;
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #4CAF50;
    outline-offset: 2px;
}

/* 焦点可见性 - 鼠标点击时隐藏焦点环 */
.mouse-clicked :focus-visible {
    outline: none;
}

/* ========================================
   移动端汉堡菜单动画
   ======================================== */
#mobile-menu-button {
    position: relative;
    width: 24px;
    height: 24px;
}

#mobile-menu-button span {
    display: block;
    width: 100%;
    height: 2px;
    background: currentColor;
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
}

#mobile-menu-button span:nth-child(1) { top: 4px; }
#mobile-menu-button span:nth-child(2) { top: 11px; }
#mobile-menu-button span:nth-child(3) { top: 18px; }

#mobile-menu-button.active span:nth-child(1) {
    top: 11px;
    transform: rotate(45deg);
}

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

#mobile-menu-button.active span:nth-child(3) {
    top: 11px;
    transform: rotate(-45deg);
}