/* 方能投资 - 主样式表 */
/* 深蓝主色调: #1a2a4a */
/* 金色强调: #c9a55c */
/* 浅蓝背景: #f0f4f8 */

/* ===== 移动端触摸优化 ===== */
* { -webkit-tap-highlight-color: transparent; }
html { touch-action: manipulation; -webkit-text-size-adjust: 100%; }
img { max-width: 100%; height: auto; }
input, button, select, textarea { font-size: 16px; -webkit-appearance: none; border-radius: 0; }
button { cursor: pointer; border: none; background: none; }
a { text-decoration: none; color: inherit; -webkit-touch-callout: none; }

/* ========== 全局重置 ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 15px;
    line-height: 1.75;
    color: #333;
    background: #fff;
}
a { text-decoration: none; color: inherit; transition: all .2s; }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
input, button, textarea { font-family: inherit; font-size: inherit; outline: none; }
button { cursor: pointer; border: none; }
.container { width: 1200px; margin: 0 auto; padding: 0 15px; }
.clearfix::after { content: ""; display: table; clear: both; }
.fl { float: left; }
.fr { float: right; }

/* ========== 顶部信息栏 ========== */
.top-bar {
    background: #1a2a4a;
    color: rgba(255,255,255,.7);
    font-size: 12px;
    padding: 8px 0;
}
.top-bar .container { display: flex; justify-content: space-between; align-items: center; }
.top-bar a { color: rgba(255,255,255,.7); }
.top-bar a:hover { color: #c9a55c; }
.top-bar .top-links a { margin-left: 20px; }

/* ========== 导航栏 ========== */
.main-nav {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.main-nav .container { display: flex; justify-content: space-between; align-items: center; height: 70px; }
.logo { display: flex; align-items: center; font-size: 22px; font-weight: bold; color: #1a2a4a; }
.logo img { margin-right: 10px; }
.logo span { color: #c9a55c; }
.nav-menu { display: flex; align-items: center; }
.nav-menu > li { position: relative; margin: 0 18px; }
.nav-menu > li > a {
    display: block;
    padding: 25px 0;
    font-size: 15px;
    color: #333;
    font-weight: 500;
    position: relative;
}
.nav-menu > li > a::after {
    content: "";
    position: absolute;
    bottom: 18px;
    left: 0;
    width: 0;
    height: 2px;
    background: #c9a55c;
    transition: width .3s;
}
.nav-menu > li:hover > a::after,
.nav-menu > li.active > a::after { width: 100%; }
.nav-menu > li:hover > a,
.nav-menu > li.active > a { color: #1a2a4a; }

/* 普通下拉菜单 */
.nav-menu .has-dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-flex: 0 0 auto; min-width: 150px;
    background: #fff;
    box-shadow: 0 10px 40px rgba(0,0,0,.1);
    border-radius: 8px;
    padding: 5px 0;
    z-index: 1001;
}
.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    font-size: 14px;
    color: #333;
    white-space: nowrap;
    transition: all .2s;
}
.dropdown-menu a:hover {
    background: #f8fafc;
    color: #c9a55c;
}

/* AI智库下拉 */
.nav-menu .has-dropdown:hover .mega-dropdown { display: flex; }
.nav-menu .has-dropdown:hover .mega-dropdown { display: flex; }
.mega-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: -200px;
    width: 700px;
    background: #fff;
    box-shadow: 0 10px 40px rgba(0,0,0,.1);
    border-radius: 8px;
    padding: 25px;
    z-index: 1001;
}
.mega-dropdown .mega-col { flex: 1; padding: 0 15px; }
.mega-dropdown .mega-col h4 { font-size: 14px; color: #1a2a4a; margin-bottom: 13px; padding-bottom: 8px; border-bottom: 1px solid #eee; }
.mega-dropdown .mega-col ul li { margin-bottom: 4px; }
.mega-dropdown .mega-col ul li a { font-size: 13px; color: #666; display: block; padding: 4px 0; }
.mega-dropdown .mega-col ul li a:hover { color: #c9a55c; padding-left: 5px; }
.mega-dropdown .mega-col .tag { display: inline-block; font-size: 11px; padding: 2px 8px; border-radius: 3px; margin-bottom: 10px; }
.mega-dropdown .mega-col .tag.blue { background: #e8f0fe; color: #1a73e8; }
.mega-dropdown .mega-col .tag.green { background: #e6f4ea; color: #188038; }
.mega-dropdown .mega-col .tag.orange { background: #fce8e6; color: #c5221f; }
.mega-dropdown .mega-col .tag.gray { background: #f1f3f4; color: #5f6368; }

.nav-btn {
    background: #c9a55c;
    color: #fff;
    padding: 10px 24px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    transition: all .3s;
}
.nav-btn:hover { background: #b8944b; }

/* ========== Hero区域 ========== */
.hero-section {
    background: linear-gradient(135deg, #1a2a4a 0%, #2d4a6f 100%);
    padding: 80px 0;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.hero-section::before {
    content: "";
    position: absolute;
    top: 0; right: 0;
    width: 50%; height: 100%;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='rgba(255,255,255,0.03)' d='M0,192L48,197.3C96,203,192,213,288,229.3C384,245,480,267,576,250.7C672,235,768,181,864,181.3C960,181,1056,235,1152,234.7C1248,235,1344,181,1392,154.7L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z'%3E%3C/path%3E%3C/svg%3E") no-repeat bottom;
    background-size: cover;
}
.hero-section .container { display: flex; justify-content: space-between; align-items: center; position: relative; z-index: 1; }
.hero-left { flex: 1; padding-right: 60px; }
.hero-left h1 { font-size: 42px; font-weight: 700; line-height: 1.2; margin-bottom: 15px; }
.hero-left h1 span { color: #c9a55c; }
.hero-left p { font-size: 16px; color: rgba(255,255,255,.8); line-height: 1.8; margin-bottom: 30px; }
.hero-stats { display: flex; gap: 40px; margin-top: 40px; }
.hero-stats .stat-item h3 { font-size: 32px; color: #c9a55c; font-weight: 700; }
.hero-stats .stat-item p { font-size: 13px; color: rgba(255,255,255,.6); margin-top: 5px; }

.hero-right { width: 460px; }
.ai-box {
    background: rgba(255,255,255,.95);
    border-radius: 12px;
    padding: 35px;
    box-shadow: 0 20px 60px rgba(0,0,0,.2);
}
.ai-box-header { display: flex; align-items: center; margin-bottom: 18px; }
.ai-box-header .ai-icon { width: 54px; height: 54px; background: #c9a55c; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 22px; margin-right: 14px; }
.ai-box-header h3 { font-size: 18px; color: #1a2a4a; }
.ai-box-header h3 span { color: #c9a55c; font-size: 14px; }
.ai-box h4 { font-size: 20px; color: #1a2a4a; margin-bottom: 10px; }
.ai-box p { font-size: 14px; color: #666; margin-bottom: 18px; }
.ai-search { display: flex; margin-bottom: 18px; }
.ai-search input {
    flex: 1;
    padding: 14px 18px;
    border: 1px solid #ddd;
    border-radius: 6px 0 0 6px;
    font-size: 15px;
}
.ai-search button {
    background: #c9a55c;
    color: #fff;
    padding: 14px 24px;
    border-radius: 0 6px 6px 0;
    font-size: 15px;
}
.ai-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.ai-tags a {
    font-size: 13px;
    padding: 6px 14px;
    background: #f0f4f8;
    color: #666;
    border-radius: 20px;
    transition: all .2s;
}
.ai-box {
    background: rgba(255,255,255,.95);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 20px 60px rgba(0,0,0,.2);
}
.ai-box-header { display: flex; align-items: center; margin-bottom: 15px; }
.ai-box-header .ai-icon { width: 36px; height: 36px; background: #c9a55c; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 16px; margin-right: 10px; }
.ai-box-header h3 { font-size: 16px; color: #1a2a4a; }
.ai-box-header h3 span { color: #c9a55c; font-size: 13px; }
.ai-box h4 { font-size: 18px; color: #1a2a4a; margin-bottom: 4px; }
.ai-box p { font-size: 13px; color: #666; margin-bottom: 15px; }
.ai-search { display: flex; margin-bottom: 15px; }
.ai-search input {
    flex: 1;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px 0 0 6px;
    font-size: 14px;
}
.ai-search button {
    background: #c9a55c;
    color: #fff;
    padding: 12px 20px;
    border-radius: 0 6px 6px 0;
    font-size: 14px;
}
.ai-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.ai-tags a {
    font-size: 12px;
    padding: 5px 12px;
    background: #f0f4f8;
    color: #666;
    border-radius: 20px;
    transition: all .2s;
}
.ai-tags a:hover { background: #1a2a4a; color: #fff; }

/* ========== 按场景找方案 ========== */
.scene-section { padding: 60px 0; background: #f8fafc; }
.section-title {
    text-align: center;
    font-size: 28px;
    color: #1a2a4a;
    font-weight: 700;
    margin-bottom: 30px;
}
.scene-tabs { display: flex; justify-content: center; margin-bottom: 30px; }
.scene-tabs .tab-btn {
    padding: 12px 40px;
    font-size: 15px;
    color: #666;
    background: #fff;
    border: 1px solid #ddd;
    cursor: pointer;
    transition: all .3s;
}
.scene-tabs .tab-btn:first-child { border-radius: 30px 0 0 30px; }
.scene-tabs .tab-btn:last-child { border-radius: 0 30px 30px 0; }
.scene-tabs .tab-btn.active { background: #1a2a4a; color: #fff; border-color: #1a2a4a; }
.scene-tabs .tab-btn:not(.active):hover { background: #f0f4f8; }
.scene-desc { text-align: center; color: #888; font-size: 14px; margin-bottom: 40px; }

.scene-icons { display: grid; grid-template-columns: repeat(6, 1fr); justify-content: center; gap: 30px; }
.scene-icon-item {
    text-align: center;
    padding: 30px 20px;
    background: #fff;
    border-radius: 12px;
    flex: 0 0 auto; min-width: 150px;
    box-shadow: 0 4px 15px rgba(0,0,0,.05);
    transition: all .3s;
    cursor: pointer;
}
.scene-icon-item:hover { transform: translateY(-5px); box-shadow: 0 8px 25px rgba(0,0,0,.1); }
.scene-icon-item .icon {
    width: 60px; height: 60px;
    margin: 0 auto 15px;
    background: #f0f4f8;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #c9a55c;
    overflow: hidden;
}
.scene-icon-item .icon svg { width: 26px; height: 26px; display: block; }
.scene-icon-item .icon img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}
.scene-icon-item h4 { font-size: 16px; color: #1a2a4a; margin-bottom: 4px; }
.scene-icon-item p { font-size: 12px; color: #999; }

.scene-sub-tabs { display: flex; justify-content: center; gap: 30px; margin-bottom: 40px; }
.scene-sub-tabs a { font-size: 18px; color: #666; font-weight: 500; padding-bottom: 5px; position: relative; }
.scene-sub-tabs a.active { color: #1a2a4a; }
.scene-sub-tabs a.active::after { content: ""; position: absolute; bottom: 0; left: 0; width: 100%; height: 2px; background: #c9a55c; }
.scene-sub-tabs a:hover { color: #1a2a4a; }

/* ========== 最新报告 + 政策解读 ========== */
.news-section { padding: 50px 0; }
.news-section .container { display: flex; gap: 40px; }
.news-col { flex: 1; }
.news-col-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 13px; }
.news-col-header h3 { font-size: 18px; color: #1a2a4a; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.news-col-header h3 .icon { color: #c9a55c; font-size: 20px; }
.news-col-header a { font-size: 13px; color: #999; }
.news-col-header a:hover { color: #c9a55c; }

.news-list li { border-bottom: 1px solid #f0f0f0; padding: 7px 0; }
.news-list li a { display: flex; justify-content: space-between; align-items: center; }
.news-list li .title { font-size: 14px; color: #333; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.news-list li .title:hover { color: #c9a55c; }
.news-list li .date { font-size: 12px; color: #999; margin-left: 15px; }

.policy-list li { border-bottom: 1px solid #f0f0f0; padding: 7px 0; }
.policy-list li a { display: flex; justify-content: space-between; align-items: center; }
.policy-list li .tag { font-size: 11px; padding: 2px 8px; border-radius: 3px; margin-right: 10px; flex-shrink: 0; }
.policy-list li .tag.year { background: #e8f0fe; color: #1a73e8; }
.policy-list li .tag.eco { background: #e6f4ea; color: #188038; }
.policy-list li .tag.fund { background: #fce8e6; color: #c5221f; }
.policy-list li .tag.area { background: #fef3e8; color: #e37400; }
.policy-list li .tag.plan { background: #f3e8fd; color: #9334e6; }
.policy-list li .title { font-size: 14px; color: #333; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.policy-list li .date { font-size: 12px; color: #999; margin-left: 15px; }

/* ========== 统计数据条 ========== */
.stats-bar {
    background: linear-gradient(135deg, #1a2a4a 0%, #2d4a6f 100%);
    padding: 50px 0;
    color: #fff;
}
.stats-bar .container { display: flex; justify-content: space-around; text-align: center; }
.stats-bar .stat h3 { font-size: 36px; color: #c9a55c; font-weight: 700; }
.stats-bar .stat p { font-size: 14px; color: rgba(255,255,255,.7); margin-top: 4px; }

/* ========== 精选项目案例 ========== */
.cases-section { padding: 60px 0; }
.cases-section .section-title { margin-bottom: 15px; }
.cases-section .section-desc { text-align: center; color: #888; font-size: 14px; margin-bottom: 40px; }
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
.case-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,.05);
    transition: all .3s;
}
.case-card:hover { transform: translateY(-5px); box-shadow: 0 8px 25px rgba(0,0,0,.1); }
.case-card .case-img { height: 160px; background: #1a2a4a; display: flex; align-items: center; justify-content: center; color: #c9a55c; font-size: 16px; position: relative; }
.case-card .case-img .tag {
    position: absolute;
    top: 10px; left: 10px;
    font-size: 11px;
    padding: 3px 10px;
    background: rgba(201,165,92,.9);
    color: #fff;
    border-radius: 3px;
}
.case-card .case-body { padding: 20px; }
.case-card .case-body h4 { font-size: 15px; color: #1a2a4a; margin-bottom: 10px; font-weight: normal; }
.case-card .case-body p { font-size: 14px; color: #666; line-height: 1.75; }
.case-card .case-body .meta { margin-top: 15px; font-size: 12px; color: #c9a55c; }

/* ========== 国家项目奖励横幅（新效果） ========== */
.reward-banner {
    background: linear-gradient(135deg, #030812 0%, #050e1c 50%, #071428 100%);
    padding: 60px 0;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.reward-banner .container { display: flex; justify-content: space-between; align-items: center; position: relative; z-index: 1; }
.reward-banner .reward-left { flex: 1; padding-right: 60px; }
.reward-banner .badge {
    display: inline-block;
    background: linear-gradient(90deg, #c8a050, #d4b46a);
    color: #0a1628;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 3px;
    margin-bottom: 4px;
    letter-spacing: 1px;
}
.reward-banner .main-title {
    font-size: 38px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.15;
    margin-bottom: 2px;
}
.reward-banner .main-title .highlight {
    color: #d4a84b;
    position: relative;
}
.reward-banner .sub-title {
    font-size: 14px;
    color: #00c8ff;
    line-height: 1.4;
    margin-bottom: 3px;
    font-weight: 500;
}
.reward-banner .feature-list {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 0;
    margin-bottom: 13px;
    margin-top: 12px;
}
.reward-banner .feature-item {
    color: rgba(255,255,255,0.55);
    font-size: 11px;
    line-height: 1.6;
    position: relative;
    padding: 0 14px;
    white-space: nowrap;
}
.reward-banner .feature-item:first-child { padding-left: 0; }
.reward-banner .feature-item:not(:first-child)::before {
    content: '·';
    position: absolute;
    left: 3px;
    color: rgba(255,255,255,0.3);
    font-size: 12px;
}
.reward-banner .btn-group { display: flex; gap: 10px; align-items: center; }
.reward-banner .btn-primary {
    background: linear-gradient(90deg, #d4a84b, #c8a050);
    color: #0a1628;
    font-size: 13px;
    font-weight: 600;
    padding: 8px 24px;
    border-radius: 20px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}
.reward-banner .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(212, 168, 75, 0.3);
}
.reward-banner .btn-outline {
    background: transparent;
    color: #00c8ff;
    font-size: 13px;
    font-weight: 500;
    padding: 8px 24px;
    border-radius: 20px;
    border: 1px solid rgba(0, 200, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
}
.reward-banner .btn-outline:hover {
    background: rgba(0, 200, 255, 0.1);
    border-color: rgba(0, 200, 255, 0.8);
}
.reward-banner .reward-right { width: 400px; text-align: center; display: flex; justify-content: center; align-items: center; }

/* 3D核心动画 */
.core-scene {
    width: 400px;
    height: 240px;
    position: relative;
    perspective: 800px;
}
.core-rotator {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    animation: coreRotate 10s ease-in-out infinite;
}
@keyframes coreRotate {
    0% { transform: rotateY(0deg); }
    25% { transform: rotateY(25deg); }
    50% { transform: rotateY(0deg); }
    75% { transform: rotateY(-25deg); }
    100% { transform: rotateY(0deg); }
}
.core-ambient {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 180px;
    transform: translate(-50%, -50%);
    background: radial-gradient(ellipse, rgba(0,60,120,0.25) 0%, rgba(0,30,60,0.1) 50%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    animation: ambientPulse 4s ease-in-out infinite alternate;
}
@keyframes ambientPulse {
    0% { opacity: 0.7; transform: translate(-50%, -50%) scale(0.9); }
    100% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
}
.center-sphere {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    transform: translate(-50%, -50%);
    background: radial-gradient(ellipse, #fff 0%, #00ffff 50%, transparent 100%);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(0,255,255,0.8), 0 0 40px rgba(0,200,255,0.4), 0 0 60px rgba(0,200,255,0.2);
    animation: spherePulse 2s ease-in-out infinite alternate;
    z-index: 20;
}
@keyframes spherePulse {
    0% { box-shadow: 0 0 15px rgba(0,255,255,0.6), 0 0 30px rgba(0,200,255,0.3); }
    100% { box-shadow: 0 0 30px rgba(0,255,255,0.9), 0 0 60px rgba(0,200,255,0.6), 0 0 90px rgba(0,200,255,0.3); }
}
.orbit-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}
.or-1 { width: 100px; height: 60px; border: 2px solid rgba(0, 200, 255, 0.3); animation: ringSpin1 8s linear infinite; }
.or-2 { width: 100px; height: 60px; border: 2px solid rgba(0, 200, 255, 0.15); animation: ringSpin2 12s linear infinite reverse; }
.or-3 { width: 140px; height: 85px; border: 2px solid rgba(212, 180, 106, 0.25); animation: ringSpin3 10s linear infinite; }
.or-4 { width: 140px; height: 85px; border: 2px solid rgba(212, 180, 106, 0.12); animation: ringSpin4 16s linear infinite reverse; }
.or-5 { flex: 0 0 auto; min-width: 150px; height: 110px; border: 1px solid rgba(0, 255, 255, 0.2); animation: ringSpin5 14s linear infinite; }
.or-6 { width: 220px; height: 135px; border: 1px solid rgba(0, 200, 255, 0.12); animation: ringSpin6 20s linear infinite reverse; }
@keyframes ringSpin1 {
    from { transform: translate(-50%, -50%) rotateX(60deg) rotateZ(0deg); }
    to { transform: translate(-50%, -50%) rotateX(60deg) rotateZ(360deg); }
}
@keyframes ringSpin2 {
    from { transform: translate(-50%, -50%) rotateX(60deg) rotateZ(360deg); }
    to { transform: translate(-50%, -50%) rotateX(60deg) rotateZ(0deg); }
}
@keyframes ringSpin3 {
    from { transform: translate(-50%, -50%) rotateX(55deg) rotateZ(0deg); }
    to { transform: translate(-50%, -50%) rotateX(55deg) rotateZ(360deg); }
}
@keyframes ringSpin4 {
    from { transform: translate(-50%, -50%) rotateX(55deg) rotateZ(360deg); }
    to { transform: translate(-50%, -50%) rotateX(55deg) rotateZ(0deg); }
}
@keyframes ringSpin5 {
    from { transform: translate(-50%, -50%) rotateX(65deg) rotateY(20deg) rotateZ(0deg); }
    to { transform: translate(-50%, -50%) rotateX(65deg) rotateY(20deg) rotateZ(360deg); }
}
@keyframes ringSpin6 {
    from { transform: translate(-50%, -50%) rotateX(50deg) rotateY(-20deg) rotateZ(180deg); }
    to { transform: translate(-50%, -50%) rotateX(50deg) rotateY(-20deg) rotateZ(540deg); }
}
.ring-node {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(0, 200, 255, 0.9);
    box-shadow: 0 0 6px rgba(0, 200, 255, 0.6), 0 0 12px rgba(0, 200, 255, 0.3);
    animation: nodeGlow 2s ease-in-out infinite alternate;
}
@keyframes nodeGlow {
    0% { opacity: 0.6; transform: scale(0.8); }
    100% { opacity: 1; transform: scale(1.3); }
}
.rn-1 { animation: orbitNode1 8s linear infinite, nodeGlow 2s ease-in-out infinite alternate; }
.rn-2 { animation: orbitNode2 10s linear infinite, nodeGlow 2s ease-in-out infinite alternate 0.5s; }
.rn-3 { animation: orbitNode3 12s linear infinite, nodeGlow 2s ease-in-out infinite alternate 1s; }
.rn-4 { animation: orbitNode4 14s linear infinite, nodeGlow 2s ease-in-out infinite alternate 1.5s; }
.rn-5 { animation: orbitNode5 9s linear infinite, nodeGlow 2s ease-in-out infinite alternate 0.3s; }
.rn-6 { animation: orbitNode6 11s linear infinite, nodeGlow 2s ease-in-out infinite alternate 0.8s; }
.rn-7 { animation: orbitNode7 13s linear infinite, nodeGlow 2s ease-in-out infinite alternate 1.2s; }
.rn-8 { animation: orbitNode8 15s linear infinite, nodeGlow 2s ease-in-out infinite alternate 0.6s; }
@keyframes orbitNode1 {
    from { transform: rotate(0deg) translateX(80px) translateY(-50%) rotate(0deg); }
    to { transform: rotate(360deg) translateX(80px) translateY(-50%) rotate(-360deg); }
}
@keyframes orbitNode2 {
    from { transform: rotate(45deg) translateX(80px) translateY(-50%) rotate(-45deg); }
    to { transform: rotate(405deg) translateX(80px) translateY(-50%) rotate(-405deg); }
}
@keyframes orbitNode3 {
    from { transform: rotate(90deg) translateX(100px) translateY(-50%) rotate(-90deg); }
    to { transform: rotate(450deg) translateX(100px) translateY(-50%) rotate(-450deg); }
}
@keyframes orbitNode4 {
    from { transform: rotate(135deg) translateX(100px) translateY(-50%) rotate(-135deg); }
    to { transform: rotate(495deg) translateX(100px) translateY(-50%) rotate(-495deg); }
}
@keyframes orbitNode5 {
    from { transform: rotate(180deg) translateX(120px) translateY(-50%) rotate(-180deg); }
    to { transform: rotate(540deg) translateX(120px) translateY(-50%) rotate(-540deg); }
}
@keyframes orbitNode6 {
    from { transform: rotate(225deg) translateX(120px) translateY(-50%) rotate(-225deg); }
    to { transform: rotate(585deg) translateX(120px) translateY(-50%) rotate(-585deg); }
}
@keyframes orbitNode7 {
    from { transform: rotate(270deg) translateX(80px) translateY(-50%) rotate(-270deg); }
    to { transform: rotate(630deg) translateX(80px) translateY(-50%) rotate(-630deg); }
}
@keyframes orbitNode8 {
    from { transform: rotate(315deg) translateX(80px) translateY(-50%) rotate(-315deg); }
    to { transform: rotate(675deg) translateX(80px) translateY(-50%) rotate(-675deg); }
}
.data-ray {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1px;
    height: 1px;
    pointer-events: none;
}
.data-ray::before {
    content: '';
    position: absolute;
    width: 150px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0,200,255,0.3), rgba(0,255,255,0.6), rgba(0,200,255,0.3), transparent);
    transform-origin: left center;
    box-shadow: 0 0 6px rgba(0,200,255,0.2);
    animation: rayPulse 2s ease-in-out infinite;
}
@keyframes rayPulse {
    0% { opacity: 0; transform: rotate(var(--r, 0deg)) scaleX(0); }
    30% { opacity: 1; transform: rotate(var(--r, 0deg)) scaleX(1); }
    70% { opacity: 1; transform: rotate(var(--r, 0deg)) scaleX(1); }
    100% { opacity: 0; transform: rotate(var(--r, 0deg)) scaleX(0); }
}
.dr-1::before { --r: 0deg; animation-delay: 0s; }
.dr-2::before { --r: 30deg; animation-delay: 0.2s; }
.dr-3::before { --r: 60deg; animation-delay: 0.4s; }
.dr-4::before { --r: 90deg; animation-delay: 0.6s; }
.dr-5::before { --r: 120deg; animation-delay: 0.8s; }
.dr-6::before { --r: 150deg; animation-delay: 1.0s; }
.dr-7::before { --r: 180deg; animation-delay: 1.2s; }
.dr-8::before { --r: 210deg; animation-delay: 1.4s; }

.corner-bracket {
    position: absolute;
    width: 14px;
    height: 14px;
    border-color: rgba(0, 200, 255, 0.2);
    border-style: solid;
    pointer-events: none;
}
.corner-bracket.tl { top: 15%; left: 20%; border-width: 1px 0 0 1px; }
.corner-bracket.tr { top: 15%; right: 20%; border-width: 1px 1px 0 0; }
.corner-bracket.bl { bottom: 15%; left: 20%; border-width: 0 0 1px 1px; }
.corner-bracket.br { bottom: 15%; right: 20%; border-width: 0 1px 1px 0; }

.tech-label {
    position: absolute;
    padding: 2px 8px;
    border-radius: 8px;
    font-size: 10px;
    font-weight: 500;
    z-index: 20;
    animation: labelFloat 4s ease-in-out infinite;
}
@keyframes labelFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}
.tl-1 { top: 22%; left: 55%; background: rgba(0, 200, 255, 0.1); border: 1px solid rgba(0, 200, 255, 0.3); color: #00c8ff; animation-delay: 0s; }
.tl-2 { top: 25%; right: 25%; background: rgba(212, 180, 106, 0.1); border: 1px solid rgba(212, 180, 106, 0.3); color: #d4b46a; animation-delay: 1s; }
.tl-3 { bottom: 28%; left: 50%; background: rgba(212, 180, 106, 0.1); border: 1px solid rgba(212, 180, 106, 0.3); color: #d4b46a; animation-delay: 2s; }
.tl-4 { bottom: 25%; right: 22%; background: rgba(0, 200, 255, 0.1); border: 1px solid rgba(0, 200, 255, 0.3); color: #00c8ff; animation-delay: 0.5s; }

/* ========== AI驱动 + 承诺 ========== */
.about-section { padding: 60px 0; background: #f8fafc; }
.about-section .container { display: flex; gap: 40px; }
.about-left { flex: 1; background: #fff; padding: 40px; border-radius: 12px; }
.about-left .tag { font-size: 12px; color: #c9a55c; margin-bottom: 10px; }
.about-left h2 { font-size: 24px; color: #1a2a4a; margin-bottom: 15px; }
.about-left p { font-size: 15px; color: #555; line-height: 1.75; margin-bottom: 16px; }
.about-left .badges { display: flex; gap: 15px; flex-wrap: wrap; }
.about-left .badge { font-size: 12px; color: #666; display: flex; align-items: center; gap: 5px; }
.about-left .badge::before { content: "✓"; color: #c9a55c; font-weight: bold; }

.about-right {
    width: 400px;
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    border-left: 4px solid #c9a55c;
}
.about-right .tag { font-size: 12px; color: #c9a55c; margin-bottom: 10px; }
.about-right h2 { font-size: 20px; color: #1a2a4a; margin-bottom: 15px; }
.about-right p { font-size: 15px; color: #555; line-height: 1.75; margin-bottom: 16px; }
.about-right .btn { display: inline-block; background: #c9a55c; color: #fff; padding: 10px 25px; border-radius: 6px; font-size: 14px; }

/* ========== 我们的服务 ========== */
.services-section { padding: 40px 0; }
.services-section .container { display: flex; justify-content: space-between; align-items: center; }
.services-section .service-title { font-size: 18px; color: #1a2a4a; font-weight: 700; }
.services-section .service-list { display: flex; gap: 50px; }
.services-section .service-item { display: flex; align-items: center; gap: 12px; }
.services-section .service-item .icon { width: 40px; height: 40px; background: #f0f4f8; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #1a2a4a; font-size: 18px; }
.services-section .service-item h4 { font-size: 14px; color: #1a2a4a; }
.services-section .service-item p { font-size: 12px; color: #999; }

/* ========== Footer ========== */
.footer {
    background: #1a2a4a;
    color: rgba(255,255,255,.7);
    padding: 60px 0 30px;
}
.footer .container { display: flex; gap: 60px; }
.footer-col { flex: 1; }
.footer-col.brand { flex: 1.5; }
.footer-col h4 { font-size: 16px; color: #fff; margin-bottom: 13px; font-weight: 600; }
.footer-col.brand h3 { font-size: 22px; color: #fff; margin-bottom: 10px; }
.footer-col.brand p { font-size: 14px; margin-bottom: 16px; line-height: 1.75; }
.footer-col.brand .contact-info { font-size: 13px; }
.footer-col.brand .contact-info p { margin-bottom: 4px; display: flex; align-items: center; gap: 8px; }
.footer-col.brand .contact-info i { color: #c9a55c; width: 16px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 13px; color: rgba(255,255,255,.6); }
.footer-col ul li a:hover { color: #c9a55c; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    margin-top: 40px;
    padding-top: 20px;
    text-align: center;
    font-size: 12px;
    color: rgba(255,255,255,.4);
}

/* ========== 面包屑 ========== */
.breadcrumb { background: #f8fafc; padding: 15px 0; font-size: 13px; color: #999; }
.breadcrumb a { color: #666; }
.breadcrumb a:hover { color: #c9a55c; }
.breadcrumb .sep { margin: 0 8px; }

/* ========== 二级页面布局 ========== */
.page-layout { padding: 40px 0; background: #f8fafc; min-height: 500px; }
.page-layout .container { display: flex; gap: 25px; }
.page-sidebar { width: 240px; flex-shrink: 0; }
.page-main { flex: 1; min-width: 0; }
.page-sidebar-right { width: 300px; flex-shrink: 0; }

.sidebar-box { background: #fff; border-radius: 8px; margin-bottom: 13px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.sidebar-box .sb-title {
    background: #1a2a4a;
    color: #fff;
    padding: 15px 20px;
    font-size: 15px;
    font-weight: 600;
}
.sidebar-box .sb-title .icon { margin-right: 8px; }
.sidebar-menu li a {
    display: block;
    padding: 12px 20px;
    font-size: 14px;
    color: #333;
    border-bottom: 1px solid #f5f5f5;
    transition: all .2s;
}
.sidebar-menu li a:hover,
.sidebar-menu li a.active { background: #f0f4f8; color: #c9a55c; padding-left: 25px; }

.sidebar-search { padding: 20px; }
.sidebar-search .search-box { display: flex; margin-bottom: 15px; }
.sidebar-search .search-box input { flex: 1; padding: 10px; border: 1px solid #ddd; border-radius: 4px 0 0 4px; font-size: 13px; }
.sidebar-search .search-box button { background: #c9a55c; color: #fff; padding: 10px 15px; border-radius: 0 4px 4px 0; }
.sidebar-search .search-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.sidebar-search .search-tags a { font-size: 12px; padding: 4px 10px; background: #f0f4f8; color: #666; border-radius: 3px; }
.sidebar-search .search-tags a:hover { background: #1a2a4a; color: #fff; }

.sidebar-list { padding: 15px 20px; }
.sidebar-list li { padding: 5px 0; border-bottom: 1px solid #f5f5f5; }
.sidebar-list li:last-child { border-bottom: none; }
.sidebar-list li a { font-size: 13px; color: #333; display: flex; justify-content: space-between; }
.sidebar-list li a:hover { color: #c9a55c; }
.sidebar-list li .num { display: inline-block; width: 18px; height: 18px; background: #f0f4f8; color: #666; font-size: 11px; text-align: center; line-height: 18px; border-radius: 3px; margin-right: 8px; }
.sidebar-list li .num.hot { background: #c9a55c; color: #fff; }
.sidebar-list li .date { font-size: 11px; color: #999; }

/* ========== 文章列表 ========== */
.article-list { background: #fff; border-radius: 8px; padding: 6px; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.article-list-item { padding: 5px 0; border-bottom: 1px solid #f0f0f0; }
.article-list-item:last-child { border-bottom: none; }
.article-list-item .meta { display: flex; gap: 3px; margin-bottom: 2px; font-size: 12px; color: #999; }
.article-list-item .meta .tag { background: #c9a55c; color: #fff; padding: 2px 10px; border-radius: 3px; }
.article-list-item h3 { font-size: 18px; color: #1a2a4a; margin-bottom: 2px; }
.article-list-item h3 a:hover { color: #c9a55c; }
.article-list-item .excerpt { font-size: 15px; color: #666; line-height: 1.2; margin-bottom: 3px; }
.article-list-item .read-more { font-size: 13px; color: #c9a55c; }

/* ========== 分页 ========== */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 30px; }
.pagination a, .pagination span {
    display: inline-block;
    padding: 8px 14px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 13px;
    color: #666;
    background: #fff;
}
.pagination a:hover { border-color: #c9a55c; color: #c9a55c; }
.pagination .current { background: #1a2a4a; color: #fff; border-color: #1a2a4a; }

/* ========== 文章详情页布局 ========== */
.article-detail-page { padding: 40px 0; background: #f8fafc; }
.article-detail-page .container { max-width: 1200px; display: flex; gap: 30px; }
.article-main { flex: 1; min-width: 0; }
.article-sidebar { width: 300px; flex-shrink: 0; }
.article-sidebar .sidebar-section { background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.article-sidebar .sidebar-title { background: #1a2a4a; color: #fff; padding: 15px 20px; font-size: 15px; font-weight: 600; margin: 0; }
.article-sidebar .sidebar-list { padding: 15px 20px; list-style: none; }
.article-sidebar .sidebar-list li { padding: 5px 0; border-bottom: 1px solid #f5f5f5; }
.article-sidebar .sidebar-list li:last-child { border-bottom: none; }
.article-sidebar .sidebar-list li a { font-size: 14px; color: #333; display: block; transition: all .2s; }
.article-sidebar .sidebar-list li a:hover { color: #c9a55c; }

/* ========== 文章详情 ========== */
.article-detail { background: #fff; border-radius: 8px; padding: 40px; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.article-detail .article-header { 
    margin-bottom: 13px; 
    padding-bottom: 15px; 
    border-bottom: 2px solid #e8e8e8; 
    text-align: center;
}
.article-detail .article-header h1 { 
    font-size: 24px; 
    color: #1a2a4a; 
    margin-bottom: 15px; 
    text-align: center;
}
.article-detail .article-header .meta { 
    display: flex; 
    gap: 15px; 
    font-size: 13px; 
    color: #999; 
    justify-content: center;
}
.article-detail .article-header .meta .tag { 
    background: #c9a55c; 
    color: #fff; 
    padding: 2px 10px; 
    border-radius: 3px; 
    font-size: 12px; 
}
.article-detail .article-summary {
    background: #f8fafc;
    border-left: 4px solid #c9a55c;
    padding: 20px;
    margin-bottom: 30px;
    font-size: 15px;
    color: #666;
    line-height: 1.75;
}
.article-detail .article-content { font-size: 16px; line-height: 1.2; color: #333; }
.article-detail .article-content p { margin-bottom: 5px; text-indent: 2em; }
.article-detail .article-content h2 { font-size: 22px; color: #1a2a4a; margin: 10px 0 5px; padding-left: 15px; border-left: 4px solid #c9a55c; line-height: 1.4; font-weight: 600; }
.article-detail .article-content h3 { font-size: 18px; color: #1a2a4a; margin: 8px 0 4px; line-height: 1.4; font-weight: 600; }
.article-detail .article-footer { margin-top: 40px; padding-top: 20px; border-top: 1px solid #f0f0f0; font-size: 13px; color: #999; }
.article-detail .article-footer a { color: #c9a55c; }

/* ========== 搜索结果 ========== */
.search-result { background: #fff; border-radius: 8px; padding: 30px; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.search-result .result-header { margin-bottom: 25px; padding-bottom: 15px; border-bottom: 1px solid #f0f0f0; }
.search-result .result-header h2 { font-size: 20px; color: #1a2a4a; }
.search-result .result-header span { color: #c9a55c; }

/* ========== 推荐报告区域 ========== */
.recommend-section { padding: 40px 0; background: #f8fafc; }
.recommend-section .section-title { text-align: left; font-size: 20px; margin-bottom: 25px; padding-bottom: 15px; border-bottom: 2px solid #f0f0f0; }

/* ========== 侧边栏联系信息 ========== */
.sidebar-contact .contact-body { padding: 20px; text-align: center; }
.sidebar-contact .contact-label { font-size: 13px; color: #999; margin-bottom: 4px; }
.sidebar-contact .contact-phone { font-size: 20px; color: #c9a55c; font-weight: 700; margin-bottom: 15px; }
.sidebar-contact .contact-btn { display: block; background: #c9a55c; color: #fff; padding: 10px; border-radius: 4px; font-size: 14px; text-align: center; transition: all .2s; }
.sidebar-contact .contact-btn:hover { background: #b8944b; }

/* ========== 服务列表（带复选框图标） ========== */
.service-list-box { background: #fff; border-radius: 8px; padding: 30px; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.service-list-title { font-size: 20px; color: #1a2a4a; margin-bottom: 25px; font-weight: 700; padding-bottom: 15px; border-bottom: 2px solid #f0f0f0; }
.service-list-item { padding: 18px 0; border-bottom: 1px solid #f5f5f5; display: flex; align-items: flex-start; gap: 12px; }
.service-list-item:last-child { border-bottom: none; }
.service-list-item .check-icon { color: #c9a55c; font-size: 18px; flex-shrink: 0; margin-top: 2px; }
.service-list-item .item-content { flex: 1; min-width: 0; }
.service-list-item h3 { font-size: 16px; color: #1a2a4a; margin-bottom: 4px; }
.service-list-item h3 a:hover { color: #c9a55c; }
.service-list-item .meta { font-size: 12px; color: #999; margin-bottom: 4px; }
.service-list-item .meta span { margin-right: 15px; }
.service-list-item .excerpt { font-size: 14px; color: #666; line-height: 1.75; }

/* ========== 文章上下篇导航 ========== */
.article-nav { display: flex; justify-content: space-between; margin-top: 30px; padding-top: 20px; border-top: 1px solid #f0f0f0; }
.article-nav a { font-size: 14px; color: #666; max-width: 45%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.article-nav a:hover { color: #c9a55c; }

/* ========== AI智库页面 ========== */
.aizhiku-page { padding: 40px 0; background: #f8fafc; min-height: 500px; }
.aizhiku-page .container { display: flex; gap: 25px; }
.aizhiku-categories { width: 160px; flex-shrink: 0; }
.aizhiku-categories .cat-group { margin-bottom: 13px; }
.aizhiku-categories .cat-group h4 { font-size: 14px; color: #1a2a4a; margin-bottom: 10px; padding: 10px 15px; background: #fff; border-radius: 6px; font-weight: 600; }
.aizhiku-categories .cat-group ul li a { display: block; padding: 8px 15px; font-size: 13px; color: #666; border-bottom: 1px solid #f5f5f5; transition: all .2s; }
.aizhiku-categories .cat-group ul li a:hover, .aizhiku-categories .cat-group ul li a.active { color: #c9a55c; padding-left: 20px; }
.aizhiku-main { flex: 1; min-width: 0; max-width: calc(100% - 180px); padding: 0 10px; }
.aizhiku-main .article-list { background: #fff; border-radius: 6px; padding: 0 8px; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.aizhiku-main .article-list-item { padding: 6px 0; border-bottom: 1px solid #f5f5f5; display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.aizhiku-main .article-list-item:last-child { border-bottom: none; }
.aizhiku-main .article-list-item h3 { font-size: 14px; color: #1a2a4a; margin: 0; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.aizhiku-main .article-list-item .date { font-size: 12px; color: #999; flex-shrink: 0; }
.aizhiku-main .article-list-item h3 a { color: #1a2a4a; text-decoration: none; }
.aizhiku-main .article-list-item h3 a:hover { color: #c9a55c; }

.aizhiku-main .article-list-item h3 { font-size: 16px; color: #1a2a4a; margin-bottom: 4px; }
.aizhiku-main .article-list-item p { font-size: 14px; color: #666; line-height: 1.2; }
.aizhiku-main .article-list-item .meta { font-size: 12px; color: #999; margin-top: 4px; }

/* 手机端汉堡菜单按钮 */
.mobile-menu-btn { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 36px; height: 36px; background: none; border: none; cursor: pointer; z-index: 1002; }
.mobile-menu-btn span { display: block; width: 24px; height: 2px; background: #1a2a4a; border-radius: 2px; transition: all .3s; }

/* 手机端导航 */
.mobile-menu-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,.5); z-index: 1002; }
.mobile-nav { display: none; position: fixed; top: 0; right: -300px; width: 280px; height: 100%; background: #fff; z-index: 1003; box-shadow: -5px 0 20px rgba(0,0,0,.1); transition: right .3s; overflow-y: auto; }
.mobile-nav-header { display: flex; justify-content: space-between; align-items: center; padding: 15px 20px; background: #1a2a4a; color: #fff; }
.mobile-nav-header .mobile-nav-title { font-size: 16px; font-weight: 600; }
.mobile-nav-header .mobile-nav-close { background: none; border: none; color: #fff; font-size: 24px; cursor: pointer; }
.mobile-nav-menu { padding: 5px 0; }
.mobile-nav-menu > li > a { display: block; padding: 12px 20px; font-size: 15px; color: #333; border-bottom: 1px solid #f5f5f5; }
.mobile-nav-menu > li > a:hover { color: #c9a55c; background: #f8fafc; }
.mobile-nav-menu > li.mobile-has-submenu > a { position: relative; }
.mobile-nav-menu > li.mobile-has-submenu > a::after { content: '+'; position: absolute; right: 20px; color: #999; }
.mobile-nav-menu > li.mobile-has-submenu.open > a::after { content: '-'; }
.mobile-submenu { display: none; background: #f8fafc; padding: 5px 0; }
.mobile-has-submenu.open .mobile-submenu { display: block; }
.mobile-submenu li a { display: block; padding: 10px 35px; font-size: 13px; color: #666; }
.mobile-submenu li a:hover { color: #c9a55c; }
.mobile-nav-cta { display: block; margin: 15px 20px; padding: 6px; background: #c9a55c; color: #fff !important; text-align: center; border-radius: 6px; font-weight: 500; }

/* 手机菜单打开状态 */
body.mobile-nav-open .mobile-menu-overlay { display: block; }
body.mobile-nav-open .mobile-nav { right: 0; display: block; }
body.mobile-nav-open .mobile-menu-btn span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
body.mobile-nav-open .mobile-menu-btn span:nth-child(2) { opacity: 0; }
body.mobile-nav-open .mobile-menu-btn span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ========== 响应式补充 ========== */
@media (max-width: 992px) {
    .service-list-item { flex-direction: column; gap: 8px; }
    .article-nav { flex-direction: column; gap: 10px; }
    .article-nav a { max-width: 100%; }
    .reward-banner .container { flex-direction: column; }
    .reward-banner .reward-left { padding-right: 0; margin-bottom: 40px; }
    .reward-banner .reward-right { width: 100%; }
    .core-scene { margin: 0 auto; }
}
@media (max-width: 1200px) {
    .container { width: 100%; padding: 0 20px; }
}
@media (max-width: 992px) {
    .hero-section .container { flex-direction: column; }
    .hero-left { padding-right: 0; margin-bottom: 40px; }
    .hero-right { width: 100%; }
    .news-section .container { flex-direction: column; }
    .about-section .container { flex-direction: column; }
    .about-right { width: 100%; }
    .cases-grid { grid-template-columns: repeat(2, 1fr); }
    .page-layout .container { flex-direction: column; }
    .page-sidebar, .page-sidebar-right { width: 100%; }
    .footer .container { flex-wrap: wrap; }
    .services-section .container { flex-direction: column; gap: 20px; }
    .aizhiku-page .container { flex-direction: column; }
    .aizhiku-categories { width: 100%; }
}
@media (max-width: 768px) {
    /* ===== 导航优化 ===== */
    .mobile-menu-btn { display: flex; }
    .nav-menu { display: none; }
    .nav-btn { display: none; }
    .main-nav .container { justify-content: space-between; padding: 0 15px; }

    /* ===== Hero区域优化 ===== */
    .hero-section { padding: 60px 0 40px; min-height: auto; }
    .hero-section .container { flex-direction: column; padding: 0 15px; }
    .hero-left { padding-right: 0; text-align: center; }
    .hero-left h1 { font-size: 24px; line-height: 1.3; margin-bottom: 12px; }
    .hero-left p { font-size: 14px; line-height: 1.6; margin-bottom: 20px; }
    .hero-stats { justify-content: center; gap: 20px; margin-top: 25px; }
    .hero-stats .stat-item h3 { font-size: 24px; }
    .hero-stats .stat-item p { font-size: 12px; }
    .hero-right { width: 100%; margin-top: 30px; }
    .hero-right img { max-width: 280px; margin: 0 auto; display: block; }

    /* ===== 场景图标优化 ===== */
    .scene-section { padding: 40px 0; }
    .scene-tabs { flex-wrap: wrap; padding: 0 15px; }
    .scene-tabs .tab-btn { padding: 8px 16px; font-size: 13px; }
    .scene-desc { font-size: 13px; padding: 0 15px; margin-bottom: 25px; }
    .scene-icons { grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 0 10px; }
    .scene-icon-item { padding: 12px 5px; }
    .scene-icon-item .icon { width: 36px; height: 36px; }
    .scene-icon-item .icon svg { width: 18px; height: 18px; }
    .scene-icon-item h4 { font-size: 11px; margin-bottom: 2px; }
    .scene-icon-item p { font-size: 9px; }
    .scene-sub-tabs { flex-wrap: wrap; gap: 15px; padding: 0 15px; }
    .scene-sub-tabs a { font-size: 14px; }

    /* ===== 案例网格优化 ===== */
    .cases-section { padding: 30px 0; }
    .cases-section .section-title { font-size: 20px; margin-bottom: 4px; }
    .cases-section .section-subtitle { font-size: 13px; padding: 0 15px; margin-bottom: 20px; }
    .cases-grid { grid-template-columns: 1fr !important; gap: 12px; padding: 0 12px; width: 100% !important; }
    .case-card { border-radius: 8px; overflow: hidden; width: 100% !important; max-width: 100% !important; }
    .case-card .case-img { height: 200px; font-size: 14px; width: 100%; }
    .case-card .case-img .tag { font-size: 11px; padding: 3px 8px; }
    .case-card .case-body { padding: 14px 16px; }
    .case-card .case-body h4 { font-size: 16px; margin-bottom: 3px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
    .case-card .case-body p { font-size: 13px; line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 4px; }
    .case-card .case-body .meta { margin-top: 4px; font-size: 11px; }

    /* ===== 统计栏优化 ===== */
    .stats-bar { padding: 30px 0; }
    .stats-bar .container { flex-wrap: wrap; gap: 20px; justify-content: center; }
    .stats-bar .stat-item { min-width: 120px; text-align: center; }
    .stats-bar .stat-item h3 { font-size: 28px; }
    .stats-bar .stat-item p { font-size: 12px; }

    /* ===== 服务列表优化 ===== */
    .services-section { padding: 40px 0; }
    .services-section .container { flex-direction: column; gap: 15px; padding: 0 15px; }
    .service-list-item { flex-direction: column; gap: 10px; padding: 15px; }
    .service-list-item .icon { width: 40px; height: 40px; }
    .service-list-item h4 { font-size: 15px; }
    .service-list-item .excerpt { font-size: 13px; }

    /* ===== 奖励横幅优化 ===== */
    .reward-banner { padding: 40px 0; }
    .reward-banner .main-title { font-size: 22px; }
    .reward-banner .container { flex-direction: column; padding: 0 15px; }
    .reward-banner .reward-left { padding-right: 0; margin-bottom: 30px; }
    .reward-banner .reward-right { width: 100%; }
    .reward-banner .reward-right img { max-width: 100%; }
    .core-scene { margin: 0 auto; padding: 0 15px; }
    .core-scene .scene-title { font-size: 18px; }
    .core-scene .scene-desc { font-size: 13px; }

    /* ===== 页脚优化 ===== */
    .footer { padding: 40px 0 20px; }
    .footer .container { flex-direction: column; gap: 30px; padding: 0 15px; }
    .footer-col { width: 100% !important; }
    .footer-col.brand p { font-size: 13px; }
    .footer-col h4 { font-size: 15px; margin-bottom: 15px; }
    .footer-col ul li { margin-bottom: 4px; }
    .footer-col ul li a { font-size: 13px; }
    .footer-bottom { flex-direction: column; gap: 10px; text-align: center; padding: 15px; }

    /* ===== 文章列表优化 ===== */
    .article-list { padding: 15px; margin: 0 10px; }
    .article-list-item { padding: 15px 0; }
    .article-list-item h3 { font-size: 16px; }
    .article-list-item .excerpt { font-size: 14px; -webkit-line-clamp: 2; }
    .article-list-item .meta { flex-wrap: wrap; gap: 8px; }

    /* ===== 文章详情页优化 ===== */
    .article-detail-page { padding: 10px 0; }
    .article-detail-page .container { flex-direction: column; padding: 0 10px; }
    .article-sidebar { display: none; }
    .article-detail { padding: 15px; }
    .article-detail .article-header { margin-bottom: 20px; }
    .article-detail .article-header h1 { font-size: 20px; line-height: 1.4; }
    .article-detail .article-meta { flex-wrap: wrap; gap: 8px; font-size: 12px; }
    .article-detail .article-content { font-size: 15px; }
    .article-detail .article-content h2 { font-size: 18px; margin: 20px 0 10px; }
    .article-detail .article-content h3 { font-size: 16px; margin: 16px 0 8px; }
    .article-detail .article-content p { margin-bottom: 4px; }
    .article-nav { flex-direction: column; gap: 10px; padding: 0 10px; }
    .article-nav a { max-width: 100%; font-size: 13px; }

    /* ===== 通用容器优化 ===== */
    .container { padding: 0 15px; }
    .section-title { font-size: 22px; }
    .section-subtitle { font-size: 13px; padding: 0 15px; }

    /* ===== 面包屑优化 ===== */
    .breadcrumb { padding: 10px 15px; font-size: 12px; }
    .breadcrumb a { font-size: 12px; }

    /* ===== 关于我们页面优化 ===== */
    .about-section { padding: 40px 0; }
    .about-section .container { flex-direction: column; padding: 0 15px; }
    .about-left { padding-right: 0; margin-bottom: 30px; }
    .about-left h2 { font-size: 22px; }
    .about-left p { font-size: 14px; }
    .about-right { width: 100%; }
    .about-right img { max-width: 100%; }

    /* ===== AI智库页面优化 ===== */
    .aizhiku-page { padding: 10px 0; }
    .aizhiku-page .container { flex-direction: column; padding: 0 10px; }
    .aizhiku-categories { width: 100%; margin-bottom: 20px; }
    .aizhiku-main .article-list { padding: 15px; }
    .aizhiku-main .article-list-item h3 { font-size: 15px; }
    .aizhiku-main .article-list-item p { font-size: 13px; }

    /* ===== 页面布局通用优化 ===== */
    .page-layout { padding: 10px 0; }
    .page-layout .container { flex-direction: column; padding: 0 10px; }
    .page-sidebar, .page-sidebar-right { width: 100%; margin-bottom: 20px; }
    .page-main { width: 100%; }
    .page-title { font-size: 20px; padding: 0 15px; }
    .page-content { padding: 15px; font-size: 14px; }

    /* ===== 联系表单优化 ===== */
    .contact-form { padding: 15px; }
    .contact-form .form-row { flex-direction: column; gap: 0; }
    .contact-form input, .contact-form textarea { font-size: 14px; padding: 10px; }
    .contact-form button { width: 100%; padding: 6px; }

    /* ===== 新闻列表优化 ===== */
    .news-section { padding: 40px 0; }
    .news-section .container { flex-direction: column; padding: 0 15px; }
    .news-left { padding-right: 0; margin-bottom: 30px; }
    .news-right { width: 100%; }
    .news-item { padding: 12px 0; }
    .news-item h4 { font-size: 14px; }
    .news-item .date { font-size: 11px; }
    
    /* ===== 按钮和链接点击区域优化 ===== */
    .btn, .nav-btn, .more-btn, .submit-btn { padding: 12px 24px; font-size: 14px; min-height: 44px; }
    .case-card .case-body .meta { display: inline-block; padding: 4px 10px; }

    /* ===== 图片自适应优化 ===== */
    .case-card .case-img img { width: 100%; height: 100%; object-fit: cover; }

    /* ===== 间距紧凑化 ===== */
    .section-header { margin-bottom: 20px; }
    .section-title { margin-bottom: 3px; }
    .section-subtitle { margin-bottom: 0; }
}


.logo-img { 
    width: 200px !important; 
    height: auto; 
    display: block;
}



/* ===== 移动端强制单列 - 终极修复 ===== */
@media screen and (max-width: 768px) {
    .cases-section .cases-grid,
    .cases-grid {
        display: block !important;
        width: 100% !important;
        padding: 0 12px !important;
    }
    .cases-section .cases-grid .case-card,
    .cases-grid .case-card {
        width: 100% !important;
        max-width: 100% !important;
        margin-bottom: 12px !important;
        display: block !important;
    }
    .cases-section .cases-grid .case-card:last-child,
    .cases-grid .case-card:last-child {
        margin-bottom: 0 !important;
    }
}


/* 文章表格样式 */
.article-detail .article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 8px 0;
    font-size: 14px;
}
.article-detail .article-content table th,
.article-detail .article-content table td {
    border: 1px solid #ddd;
    padding: 6px 10px;
    text-align: left;
}
.article-detail .article-content table th {
    background: #f5f5f5;
    font-weight: 600;
}
.article-detail .article-content table tr:nth-child(even) {
    background: #fafafa;
}