/**
 * 盛美家健康管理有限公司 - 完整样式
 * 纯CSS实现，无外部依赖
 */

/* ============================================
   基础样式
   ============================================ */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary-light: #E8F3FF;
    --primary: #165DFF;
    --primary-dark: #0F4C81;
    --accent: #36BFFA;
    --neutral-dark: #333333;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-600: #475569;
    --slate-700: #334155;
    --stone-50: #fafaf9;
    --stone-100: #f5f5f4;
    --stone-600: #57534e;
    --amber-50: #fffbeb;
    --amber-100: #fef3c7;
    --amber-700: #b45309;
    --emerald-50: #ecfdf5;
    --emerald-700: #047857;
    --rose-50: #fff1f2;
    --rose-700: #be123c;
    --violet-50: #f5f3ff;
    --violet-700: #6d28d9;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: white;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

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

/* object-cover 图片需要覆盖 height: auto，确保填满固定高度容器 */
img.object-cover {
    height: 100%;
    width: 100%;
    object-fit: cover;
}

button {
    cursor: pointer;
    font-family: inherit;
}

/* ============================================
   布局工具类
   ============================================ */

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }

.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-12 { gap: 3rem; }
.gap-20 { gap: 5rem; }

.space-y-1 > * + * { margin-top: 0.25rem; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-3 > * + * { margin-top: 0.75rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-5 > * + * { margin-top: 1.25rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }
.space-y-8 > * + * { margin-top: 2rem; }
.space-y-12 > * + * { margin-top: 3rem; }
.space-x-8 > * + * { margin-left: 2rem; }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }

/* ============================================
   间距工具类
   ============================================ */

.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.py-20 { padding-top: 5rem; padding-bottom: 5rem; }
.py-32 { padding-top: 8rem; padding-bottom: 8rem; }

.pt-4 { padding-top: 1rem; }
.pt-6 { padding-top: 1.5rem; }
.pt-8 { padding-top: 2rem; }
.pt-14 { padding-top: 3.5rem; }
.pt-20 { padding-top: 5rem; }
.pb-6 { padding-bottom: 1.5rem; }
.pb-8 { padding-bottom: 2rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.p-10 { padding: 2.5rem; }

.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-12 { margin-top: 3rem; }
.mt-16 { margin-top: 4rem; }
.mt-20 { margin-top: 5rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-10 { margin-bottom: 2.5rem; }
.mb-12 { margin-bottom: 3rem; }
.mb-16 { margin-bottom: 4rem; }
.mb-20 { margin-bottom: 5rem; }
.ml-4 { margin-left: 1rem; }
.-mt-1 { margin-top: -0.25rem; }
.-mr-2 { margin-right: -0.5rem; }
.-ml-9 { margin-left: -2.25rem; }
.-bottom-2 { bottom: -0.5rem; }
.-right-2 { right: -0.5rem; }

/* ============================================
   文字工具类
   ============================================ */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }
.text-5xl { font-size: 3rem; }
.text-6xl { font-size: 3.75rem; }
.text-7xl { font-size: 4.5rem; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.leading-relaxed { line-height: 1.625; }
.leading-tight { line-height: 1.25; }

.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.opacity-60 { opacity: 0.6; }
.opacity-80 { opacity: 0.8; }
.opacity-90 { opacity: 0.9; }

/* Colors */
.text-white { color: white; }
.text-gray-400 { color: #9ca3af; }
.text-gray-500 { color: #6b7280; }
.text-gray-600 { color: #4b5563; }
.text-gray-700 { color: #374151; }
.text-slate-200 { color: #e2e8f0; }
.text-slate-600 { color: #475569; }
.text-stone-500 { color: #78716c; }
.text-stone-600 { color: #57534e; }
.text-zinc-500 { color: #71717a; }
.text-zinc-600 { color: #52525b; }
.text-neutral-500 { color: #737373; }
.text-neutral-600 { color: #525252; }
.text-amber-700 { color: #b45309; }
.text-emerald-700 { color: #047857; }
.text-rose-700 { color: #be123c; }
.text-violet-700 { color: #6d28d9; }
.text-primary { color: #165DFF; }
.text-primary-dark { color: #0F4C81; }
.text-neutral-dark { color: #333333; }
.text-accent { color: #36BFFA; }

/* ============================================
   背景工具类
   ============================================ */

.bg-white { background-color: white; }
.bg-primary { background-color: #165DFF; }
.bg-primary-light { background-color: #E8F3FF; }
.bg-primary-dark { background-color: #0F4C81; }
.bg-neutral-light { background-color: #F5F7FA; }
.bg-neutral-dark { background-color: #333333; }
.bg-slate-50 { background-color: #f8fafc; }
.bg-slate-100 { background-color: #f1f5f9; }
.bg-slate-700 { background-color: #334155; }
.bg-slate-600 { background-color: #475569; }
.bg-stone-50 { background-color: #fafaf9; }
.bg-stone-100 { background-color: #f5f5f4; }
.bg-stone-600 { background-color: #57534e; }
.bg-zinc-50 { background-color: #fafafa; }
.bg-zinc-100 { background-color: #f4f4f5; }
.bg-zinc-600 { background-color: #52525b; }
.bg-neutral-50 { background-color: #fafafa; }
.bg-neutral-100 { background-color: #f5f5f5; }
.bg-neutral-600 { background-color: #525252; }
.bg-amber-50 { background-color: #fffbeb; }
.bg-emerald-50 { background-color: #ecfdf5; }
.bg-rose-50 { background-color: #fff1f2; }
.bg-violet-50 { background-color: #f5f3ff; }

/* Gradients */
.bg-gradient-to-br {
    background: linear-gradient(to bottom right, #165DFF, #0F4C81);
}

.bg-gradient-to-r {
    background: linear-gradient(to right, #165DFF, #0F4C81);
}

/* ============================================
   边框工具类
   ============================================ */

.border { border-width: 1px; border-style: solid; }
.border-2 { border-width: 2px; border-style: solid; }
.border-4 { border-width: 4px; border-style: solid; }
.border-t { border-top-width: 1px; border-top-style: solid; }

.border-gray-200 { border-color: #e5e7eb; }
.border-gray-300 { border-color: #d1d5db; }
.border-gray-700 { border-color: #374151; }
.border-slate-200 { border-color: #e2e8f0; }
.border-stone-200 { border-color: #e7e5e4; }
.border-zinc-200 { border-color: #e4e4e7; }
.border-neutral-200 { border-color: #e5e5e5; }
.border-amber-100 { border-color: #fef3c7; }
.border-emerald-100 { border-color: #d1fae5; }
.border-rose-100 { border-color: #ffe4e6; }
.border-violet-100 { border-color: #ede9fe; }
.border-white { border-color: white; }
.border-white-10 { border-color: rgba(255, 255, 255, 0.1); }

.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }

/* ============================================
   尺寸工具类
   ============================================ */

.w-full { width: 100%; }
.w-4 { width: 1rem; }
.w-5 { width: 1.25rem; }
.w-6 { width: 1.5rem; }
.w-8 { width: 2rem; }
.w-10 { width: 2.5rem; }
.w-12 { width: 3rem; }
.w-14 { width: 3.5rem; }
.w-16 { width: 4rem; }
.w-24 { width: 6rem; }
.w-32 { width: 8rem; }
.w-40 { width: 10rem; }
.w-auto { width: auto; }
.w-0-5 { width: 0.125rem; }
.w-1-2 { width: 50%; }
.min-w-0 { min-width: 0; }
.max-w-2xl { max-width: 42rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-full { max-width: 100%; }

.h-4 { height: 1rem; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-8 { height: 2rem; }
.h-10 { height: 2.5rem; }
.h-12 { height: 3rem; }
.h-14 { height: 3.5rem; }
.h-16 { height: 4rem; }
.h-20 { height: 5rem; }
.h-24 { height: 6rem; }
.h-40 { height: 10rem; }
.h-56 { height: 14rem; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

/* Aspect Ratio */
.aspect-3-2 { aspect-ratio: 3/2; }
.aspect-4-3 { aspect-ratio: 4/3; }
.aspect-16-9 { aspect-ratio: 16/9; }
.aspect-2-1 { aspect-ratio: 2/1; }

/* Object Fit */
.object-cover { object-fit: cover; }
.object-contain { object-fit: contain; }

/* ============================================
   定位工具类
   ============================================ */

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.top-0 { top: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }
.right-0 { right: 0; }
.top-20 { top: 5rem; }
.bottom-8 { bottom: 2rem; }
.left-1-2 { left: 50%; }
.left-4 { left: 1rem; }
.top-4 { top: 1rem; }
.left-5 { left: 1.25rem; }

.z-10 { z-index: 10; }
.z-40 { z-index: 40; }
.z-1000 { z-index: 1000; }

.-translate-x-1-2 { transform: translateX(-50%); }
.-translate-y-0-5 { transform: translateY(-0.125rem); }
.-translate-y-1 { transform: translateY(-0.25rem); }
.translate-x-1-2 { transform: translateX(-50%); }

/* ============================================
   显示工具类
   ============================================ */

.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }
.inline-flex { display: inline-flex; }

/* ============================================
   阴影工具类
   ============================================ */

.shadow-sm { box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05); }
.shadow-md { box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1); }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25); }

/* ============================================
   过渡与动画
   ============================================ */

.transition-all { transition: all 0.3s ease; }
.transition-colors { transition: color 0.3s ease; }
.transition-transform { transition: transform 0.3s ease; }

.duration-300 { transition-duration: 0.3s; }
.duration-500 { transition-duration: 0.5s; }

.hover-scale-105:hover { transform: scale(1.05); }
.hover-scale-110:hover { transform: scale(1.1); }
.hover-translate-y-0-5:hover { transform: translateY(-0.125rem); }
.hover-translate-y-1:hover { transform: translateY(-0.25rem); }

.animate-bounce {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-20px); }
    60% { transform: translateY(-10px); }
}

/* ============================================
   过滤器
   ============================================ */

.grayscale { filter: grayscale(100%); }

/* ============================================
   响应式断点 - 平板 (768px+)
   ============================================ */

@media (min-width: 768px) {
    .md\:grid-cols-2, .md-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .md\:grid-cols-6, .md-grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
    .md\:flex, .md-flex { display: flex; }
    .md\:hidden, .md-hidden { display: none; }
    .md\:text-lg, .md-text-lg { font-size: 1.125rem; }
    .md\:text-xl, .md-text-xl { font-size: 1.25rem; }
    .md\:text-2xl, .md-text-2xl { font-size: 1.5rem; }
    .md\:text-3xl, .md-text-3xl { font-size: 1.875rem; }
    .md\:text-4xl, .md-text-4xl { font-size: 2.25rem; }
    .md\:text-6xl, .md-text-6xl { font-size: 3.75rem; }
    .md\:py-20, .md-py-20 { padding-top: 5rem; padding-bottom: 5rem; }
    .md\:mb-16, .md-mb-16 { margin-bottom: 4rem; }
    .md\:gap-5, .md-gap-5 { gap: 1.25rem; }
    .md\:space-y-12, .md-space-y-12 { margin-top: 3rem; }
    .md\:text-left, .md-text-left { text-align: left; }
    .md\:text-right, .md-text-right { text-align: right; }
    .md\:pr-12, .md-pr-12 { padding-right: 3rem; }
    .md\:pl-12, .md-pl-12 { padding-left: 3rem; }
    .md\:flex-row-reverse, .md-flex-row-reverse { flex-direction: row-reverse; }
    .md\:flex-row, .md-flex-row { flex-direction: row; }
}

/* ============================================
   响应式断点 - 桌面 (1024px+)
   ============================================ */

@media (min-width: 1024px) {
    .lg\:grid-cols-2, .lg-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .lg\:grid-cols-3, .lg-grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .lg\:grid-cols-4, .lg-grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .lg\:flex, .lg-flex { display: flex; }
    .lg\:hidden, .lg-hidden { display: none; }
    .lg\:text-xl, .lg-text-xl { font-size: 1.25rem; }
    .lg\:text-2xl, .lg-text-2xl { font-size: 1.5rem; }
    .lg\:text-3xl, .lg-text-3xl { font-size: 1.875rem; }
    .lg\:text-4xl, .lg-text-4xl { font-size: 2.25rem; }
    .lg\:text-5xl, .lg-text-5xl { font-size: 3rem; }
    .lg\:text-7xl, .lg-text-7xl { font-size: 4.5rem; }
    .lg\:py-20, .lg-py-20 { padding-top: 5rem; padding-bottom: 5rem; }
    .lg\:py-32, .lg-py-32 { padding-top: 8rem; padding-bottom: 8rem; }
    .lg\:p-8, .lg-p-8 { padding: 2rem; }
    .lg\:p-10, .lg-p-10 { padding: 2.5rem; }
    .lg\:gap-12, .lg-gap-12 { gap: 3rem; }
    .lg\:gap-20, .lg-gap-20 { gap: 5rem; }
    .lg\:col-span-2, .lg-col-span-2 { grid-column: span 2; }
}

/* ============================================
   组件样式
   ============================================ */

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    height: 5rem;
}

/* container 保持块级，margin: 0 auto 水平居中生效 */
.header .container {
    height: 100%;
}

/* 内层 flex 行负责垂直居中和两端对齐 */
.header .container > .flex {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#navMenu {
    display: none;
}

@media (min-width: 1024px) {
    #navMenu {
        display: flex !important;
        align-items: center;
        gap: 2rem;
    }
    
    .mobile-menu-btn {
        display: none !important;
    }
}

.nav-link {
    color: #333;
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #165DFF;
    transition: width 0.3s ease;
}

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

.nav-link:hover,
.nav-link.active {
    color: #165DFF;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-self: center;
    width: 30px;
    height: 20px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.hamburger-line {
    width: 100%;
    height: 3px;
    background-color: #333;
    transition: all 0.3s ease;
}

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

.mobile-menu-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-nav {
    position: absolute;
    top: 5rem;
    left: 0;
    right: 0;
    background-color: white;
    z-index: 999;
}

.mobile-nav-link {
    display: block;
    padding: 1rem 1.5rem;
    color: #333;
    transition: all 0.3s ease;
}

.mobile-nav-link:hover {
    color: #165DFF;
    background-color: #E8F3FF;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem;
}

.hero img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero .hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom right, rgba(22, 93, 255, 0.9), rgba(15, 76, 129, 0.9), rgba(22, 93, 255, 0.8));
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
}

.hero-content .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.hero-content h1 {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 2.5rem;
}

.hero-content .hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
}

.hero-content .hero-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.hero-content .hero-btn-primary {
    background-color: white;
    color: #165DFF;
}

.hero-content .hero-btn-primary:hover {
    background-color: #f3f4f6;
    transform: translateY(-0.25rem);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.hero-content .hero-btn-secondary {
    border: 2px solid white;
    color: white;
}

.hero-content .hero-btn-secondary:hover {
    background-color: white;
    color: #165DFF;
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

/* Stats Section */
.stats-section {
    background-color: white;
    padding: 4rem 0;
}

.stat-card {
    text-align: center;
}

.stat-icon-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    border-radius: 1rem;
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
    background: linear-gradient(135deg, #165DFF 0%, #0F4C81 100%);
}

.stat-card:hover .stat-icon-wrapper {
    transform: scale(1.1);
}

.stat-icon {
    width: 2rem;
    height: 2rem;
    color: white;
}

.stat-number {
    font-size: 1.875rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #6b7280;
    font-size: 0.875rem;
}

/* About Section */
.about-section {
    background-color: #F5F7FA;
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #165DFF;
    font-weight: 500;
    margin-bottom: 1rem;
}

.section-title h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: #333;
}

.section-title p {
    color: #6b7280;
}

.about-text p {
    color: #4b5563;
    line-height: 1.625;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.feature-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 1px solid;
}

.feature-content h4 {
    font-weight: 600;
    color: #333;
    margin-bottom: 0.25rem;
}

.feature-content p {
    font-size: 0.875rem;
    color: #6b7280;
}

/* Timeline Section */
.timeline-section {
    background-color: white;
    padding: 4rem 0;
}

.timeline-mobile {
    position: relative;
    max-width: 28rem;
    margin: 0 auto;
}

.timeline-mobile-line {
    position: absolute;
    left: 1.25rem;
    top: 0;
    bottom: 0;
    width: 0.125rem;
    background-color: #E8F3FF;
}

.timeline-mobile-items {
    padding-left: 3rem;
}

.timeline-mobile-item {
    position: relative;
    margin-bottom: 2rem;
}

.timeline-mobile-dot {
    position: absolute;
    left: -2.25rem;
    width: 1.5rem;
    height: 1.5rem;
    background-color: #165DFF;
    border-radius: 9999px;
    border: 2px solid white;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    z-index: 10;
}

.timeline-mobile-year {
    font-size: 1.125rem;
    font-weight: 700;
    color: #165DFF;
    margin-bottom: 0.25rem;
}

.timeline-mobile-title {
    font-weight: 600;
    color: #333;
    margin-bottom: 0.25rem;
}

.timeline-mobile-desc {
    font-size: 0.875rem;
    color: #4b5563;
}

.timeline-desktop {
    display: none;
}

/* Services Section */
.services-section {
    background-color: #333;
    color: white;
    padding: 5rem 0;
}

.services-section .section-title h2 {
    color: white;
}

.services-section .section-title p {
    color: #9ca3af;
}

.service-card {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 1rem;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.service-card:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.service-icon-wrapper {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
    border: 1px solid rgba(148, 163, 184, 0.3);
}

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

.service-icon {
    width: 1.75rem;
    height: 1.75rem;
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.service-card > p {
    color: #9ca3af;
    line-height: 1.625;
    margin-bottom: 1rem;
}

.service-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #6b7280;
    font-size: 0.875rem;
}

.service-feature-dot {
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 9999px;
    background-color: #9ca3af;
}

.service-cta {
    text-align: center;
    margin-top: 3rem;
}

.service-cta a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: white;
    color: #0F4C81;
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.service-cta a:hover {
    background-color: #f3f4f6;
    transform: translateY(-0.25rem);
}

/* News Section */
.news-section {
    background-color: #F5F7FA;
    padding: 5rem 0;
}

.news-card-featured {
    background-color: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.news-card-featured:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.news-card-featured-image {
    overflow: hidden;
}

.news-card-featured-image img {
    transition: transform 0.5s ease;
}

.news-card-featured:hover img {
    transform: scale(1.05);
}

.news-card-featured-content {
    padding: 1.5rem;
}

.news-card-tag {
    display: inline-flex;
    padding: 0.25rem 0.75rem;
    background-color: #E8F3FF;
    color: #165DFF;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 9999px;
}

.news-card-date {
    color: #6b7280;
    font-size: 0.875rem;
}

.news-card-featured h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.75rem;
    transition: color 0.3s ease;
}

.news-card-featured:hover h3 {
    color: #165DFF;
}

.news-card-featured p {
    color: #4b5563;
    line-height: 1.625;
    margin-bottom: 1rem;
}

.news-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #165DFF;
    font-weight: 500;
    transition: gap 0.3s ease;
}

.news-card-link:hover {
    gap: 0.75rem;
}

.news-card {
    background-color: white;
    border-radius: 0.75rem;
    padding: 1.25rem;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.news-card:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.news-card-flex {
    display: flex;
    gap: 1rem;
}

.news-card-image {
    width: 6rem;
    height: 5rem;
    border-radius: 0.5rem;
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(to bottom right, #f3f4f6, #e5e7eb);
}

.news-card-image-svg {
    width: 2rem;
    height: 2rem;
}

.news-card-content {
    flex: 1;
    min-width: 0;
}

.news-card-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.news-card-meta span:first-child {
    font-size: 0.75rem;
    font-weight: 500;
}

.news-card-meta span:last-child {
    font-size: 0.75rem;
    color: #9ca3af;
}

.news-card h4 {
    font-weight: 600;
    color: #333;
    margin-bottom: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.news-card p {
    font-size: 0.875rem;
    color: #6b7280;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Cases Section */
.cases-section {
    background-color: white;
    padding: 5rem 0;
}

.case-card {
    background-color: #F5F7FA;
    border-radius: 1rem;
    overflow: hidden;
}

.case-card-image {
    overflow: hidden;
    position: relative;
}

.case-card-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.25rem 0.75rem;
    background-color: rgba(255, 255, 255, 0.9);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 9999px;
    border: 1px solid #e5e7eb;
}

.case-card-content {
    padding: 1.5rem;
}

.case-card-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.5rem;
}

.case-card-content p {
    color: #4b5563;
    line-height: 1.625;
    margin-bottom: 1rem;
}

.case-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.case-card-footer span {
    font-size: 0.875rem;
    color: #6b7280;
}

.case-card-footer a {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    color: #374151;
    font-size: 0.875rem;
    font-weight: 500;
    transition: gap 0.3s ease;
}

.case-card-footer a:hover {
    gap: 0.5rem;
}

/* Team Section */
.team-section {
    background-color: #F5F7FA;
    padding: 5rem 0;
}

.team-card {
    text-align: center;
}

.team-image-wrapper {
    position: relative;
    margin-bottom: 1.5rem;
}

.team-image {
    width: 10rem;
    height: 10rem;
    margin: 0 auto;
    border-radius: 9999px;
    overflow: hidden;
    border: 4px solid white;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.team-badge {
    position: absolute;
    bottom: -0.5rem;
    right: calc(50% - 5rem);
    transform: translateX(4.5rem);
    width: 2.5rem;
    height: 2.5rem;
    background-color: white;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    border: 1px solid #f3f4f6;
}

.team-badge svg {
    width: 1.25rem;
    height: 1.25rem;
}

.team-card h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.25rem;
}

.team-role {
    color: #4b5563;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.team-desc {
    font-size: 0.875rem;
    color: #6b7280;
}

/* Partners Section */
.partners-section {
    background-color: white;
    padding: 5rem 0;
}

.partner-item {
    aspect-ratio: 3/2;
    background-color: #F5F7FA;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.partner-item:hover {
    background-color: #E8F3FF;
}

.partner-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
}

.partner-item:hover img {
    filter: grayscale(0%);
}

/* Contact Section */
.contact-section {
    background: linear-gradient(to bottom right, #165DFF, #0F4C81);
    padding: 5rem 0;
}

.contact-info {
    color: white;
}

.contact-info .contact-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    margin-bottom: 1.5rem;
}

.contact-info h2 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.contact-info > p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
}

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

.contact-item-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item-icon svg {
    width: 1.5rem;
    height: 1.5rem;
}

.contact-item-content h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-item-content p:first-of-type {
    color: rgba(255, 255, 255, 0.8);
}

.contact-item-content p:last-of-type {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.contact-form-wrapper {
    background-color: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.contact-form-wrapper h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #165DFF;
    box-shadow: 0 0 0 3px rgba(22, 93, 255, 0.1);
}

.form-group textarea {
    resize: none;
    min-height: 150px;
}

.form-grid {
    display: grid;
    gap: 1.25rem;
}

.submit-btn {
    width: 100%;
    background: linear-gradient(to right, #165DFF, #0F4C81);
    color: white;
    font-weight: 600;
    padding: 1rem;
    border-radius: 0.5rem;
    border: none;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background: linear-gradient(to right, #0F4C81, #165DFF);
    transform: translateY(-0.125rem);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.form-note {
    font-size: 0.875rem;
    color: #6b7280;
    text-align: center;
    margin-top: 1rem;
}

.form-note a {
    color: #165DFF;
}

/* Footer */
.footer {
    background-color: #333;
    color: white;
    padding: 4rem 0;
}

/* ---- footer 元素选择器：清除 ul/li 浏览器默认样式 ---- */
footer ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

footer ul li {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* 快速链接 & 服务项目 */
footer ul.space-y-3 li a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #9ca3af;
    font-size: 0.9375rem;
    transition: color 0.25s ease, padding-left 0.25s ease;
}

footer ul.space-y-3 li a::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: #4b5563;
    flex-shrink: 0;
    transition: background-color 0.25s ease;
}

footer ul.space-y-3 li a:hover {
    color: #ffffff;
    padding-left: 4px;
}

footer ul.space-y-3 li a:hover::before {
    background-color: #165DFF;
}

/* 联系方式列表 */
footer ul.space-y-3.text-gray-400 li {
    font-size: 0.9375rem;
    line-height: 1.6;
    display: flex;
    align-items: flex-start;
    gap: 0.25rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.footer-brand span {
    font-size: 1.25rem;
    font-weight: 600;
}

.footer p {
    color: #9ca3af;
    line-height: 1.625;
}

.footer h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.footer ul {
    list-style: none;
}

.footer ul li {
    margin-bottom: 0.75rem;
}

.footer ul a {
    color: #9ca3af;
    transition: color 0.3s ease;
}

.footer ul a:hover {
    color: white;
}

.footer-contact span {
    color: white;
    font-weight: 500;
}

.footer-divider {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    text-align: center;
    color: #9ca3af;
    font-size: 0.875rem;
}

.footer-divider a {
    transition: color 0.3s ease;
}

.footer-divider a:hover {
    color: white;
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 3rem;
    height: 3rem;
    background-color: #165DFF;
    color: white;
    border: none;
    border-radius: 9999px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 15px -3px rgba(22, 93, 255, 0.3);
    transition: all 0.3s ease;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
}

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

.back-to-top:hover {
    background-color: #0F4C81;
    transform: translateY(-3px);
}

.back-to-top svg {
    width: 1.5rem;
    height: 1.5rem;
}

/* ============================================
   平板和桌面端样式
   ============================================ */

@media (min-width: 768px) {
    .hero-content h1 { font-size: 3.75rem; }
    .hero-content .hero-buttons { flex-direction: row; }
    .stat-number { font-size: 2.25rem; }
    .section-title h2 { font-size: 2.25rem; }
    .about-text p { font-size: 1rem; }
    .timeline-mobile-year { font-size: 1.25rem; }
    .timeline-mobile-title { font-size: 1.25rem; }
    .section-title { margin-bottom: 4rem; }
    .contact-info h2 { font-size: 2.25rem; }
    .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
    /* Hide mobile menu button on desktop */
    .mobile-menu-btn { display: none; }
    
    /* Show desktop nav */
    #navMenu { display: flex; }
    
    /* Hide mobile timeline */
    .timeline-mobile { display: none; }
    
    /* Show desktop timeline */
    .timeline-desktop {
        display: block;
        position: relative;
        max-width: 56rem;
        margin: 0 auto;
    }
    
    .timeline-desktop-line {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        top: 0;
        bottom: 0;
        width: 0.125rem;
        background-color: #E8F3FF;
    }
    
    .timeline-desktop-items {
        display: flex;
        flex-direction: column;
    }
    
    .timeline-desktop-item {
        position: relative;
        display: flex;
        align-items: center;
    }
    
    .timeline-desktop-dot {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        width: 1rem;
        height: 1rem;
        background-color: #165DFF;
        border-radius: 9999px;
        border: 4px solid white;
        box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
        z-index: 10;
    }
    
    .timeline-desktop-content {
        width: 50%;
    }
    
    .timeline-desktop-item:nth-child(odd) .timeline-desktop-content {
        padding-right: 3rem;
        text-align: right;
    }
    
    .timeline-desktop-item:nth-child(even) .timeline-desktop-content {
        padding-left: 3rem;
        text-align: left;
    }
    
    .timeline-desktop-item:nth-child(even) {
        flex-direction: row-reverse;
    }
    
    .timeline-desktop-year {
        font-size: 1.875rem;
        font-weight: 700;
        color: #165DFF;
        margin-bottom: 0.5rem;
    }
    
    .timeline-desktop-title {
        font-size: 1.25rem;
        font-weight: 600;
        color: #333;
        margin-bottom: 0.5rem;
    }
    
    .timeline-desktop-desc {
        color: #4b5563;
    }
    
    .hero-content h1 { font-size: 4.5rem; }
    .hero-content p { font-size: 1.25rem; }
    .section-title h2 { font-size: 3rem; }
    .about-text p { font-size: 1.125rem; }
    .contact-info h2 { font-size: 3rem; }
    .news-card-featured-content { padding: 2rem; }
    .contact-form-wrapper { padding: 2.5rem; }
}

/* ============================================
   Scroll Animations
   ============================================ */

.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.scroll-animate.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-animate {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-animate.section-visible {
    opacity: 1;
    transform: translateY(0);
}

.daw{
    height: 262.94px !important;
}

/* ============================================
   联系表单 - 内联类样式补全
   ============================================ */

/* 缺失的边框颜色 */
.border-gray-100 { border-color: #f3f4f6; border-style: solid; }
.border-primary\/20 { border-color: rgba(22, 93, 255, 0.2); border-style: solid; }

/* 表单输入框统一样式（覆盖浏览器默认） */
#contactForm input,
#contactForm select,
#contactForm textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid #d1d5db;
    border-style: solid;
    border-radius: 0.5rem;
    font-size: 0.9375rem;
    font-family: inherit;
    color: #374151;
    background-color: #ffffff;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    appearance: none;
    -webkit-appearance: none;
    outline: none;
    box-shadow: none;
}

#contactForm input::placeholder,
#contactForm textarea::placeholder {
    color: #9ca3af;
}

#contactForm input:focus,
#contactForm select:focus,
#contactForm textarea:focus {
    outline: none;
    border-color: #165DFF;
    box-shadow: 0 0 0 3px rgba(22, 93, 255, 0.12);
}

#contactForm select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem;
    padding-right: 2.5rem;
    cursor: pointer;
}

#contactForm textarea {
    resize: none;
    min-height: 7rem;
}

#contactForm button[type="submit"] {
    width: 100%;
    background-color: #165DFF;
    color: #ffffff;
    font-weight: 600;
    font-size: 1rem;
    padding: 0.875rem 1rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

#contactForm button[type="submit"]:hover {
    background-color: #0F4C81;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(22, 93, 255, 0.3);
}

/* 两列表单网格 */
#contactForm .grid {
    display: grid;
    gap: 1.25rem;
}

@media (min-width: 768px) {
    #contactForm .grid.md\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* 红色必填星号 */
.text-red-500 { color: #ef4444; }