/* ═══════════════════════════════════════
   天穹智翼门户网站 · 融合样式
   风格: 01卡片流式 + 04全屏沉浸
   ═══════════════════════════════════════ */

/* ─── 基础重置 ─── */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,"Microsoft YaHei","PingFang SC","Helvetica Neue",sans-serif;color:#1a1a2e;overflow-x:hidden;background:#f5f7fa}
a{text-decoration:none;color:inherit}
img{max-width:100%}

/* ─── 导航栏 ─── */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;display:flex;align-items:center;justify-content:space-between;padding:0 60px;height:64px;background:rgba(255,255,255,0.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(0,0,0,0.04);transition:all .4s}
.navbar.scrolled{box-shadow:0 2px 20px rgba(0,0,0,0.06)}
.navbar.dark{background:rgba(10,10,26,0.85);border-color:rgba(255,255,255,0.06)}
.navbar.dark .logo{color:#fff}
.navbar.dark .nav-links>li>a{color:rgba(255,255,255,0.7)}
.navbar.dark .nav-links>li>a:hover{color:#fff}

.logo{display:flex;align-items:center;gap:8px;font-size:17px;font-weight:700;color:#1a1a2e;transition:color .3s}
.logo .logo-icon{width:30px;height:30px;background:linear-gradient(135deg,#0052d9,#00a6fb);border-radius:6px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:700}

.logo .logo-svg, .logo img {
    width: 30px;
    height: 30px;
    object-fit: contain;
    border-radius: 6px;
    cursor: pointer
}

.nav-links{display:flex;align-items:center;gap:28px;list-style:none}
.nav-links>li{position:relative}
.nav-links>li>a{font-size:13px;color:#555;padding:6px 0;transition:color .3s;display:flex;align-items:center;gap:4px;cursor:pointer}
.nav-links>li>a:hover{color:#0052d9}
.nav-links>li>a .arrow{font-size:8px;transition:transform .3s}
.nav-links>li:hover>a .arrow{transform:rotate(180deg)}
.dropdown{position:absolute;top:100%;left:0;min-width:160px;background:#fff;border-radius:8px;box-shadow:0 8px 30px rgba(0,0,0,0.08);padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);transition:all .3s;z-index:100}
.navbar.dark .dropdown{background:rgba(20,20,40,0.95);backdrop-filter:blur(20px)}
.nav-links>li:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;padding:8px 14px;font-size:13px;color:#555;border-radius:6px;transition:all .3s}
.dropdown a:hover{background:#f0f5ff;color:#0052d9}
.navbar.dark .dropdown a{color:rgba(255,255,255,0.7)}
.navbar.dark .dropdown a:hover{background:rgba(255,255,255,0.1);color:#fff}
.nav-btn{padding:7px 20px;background:#0052d9;color:#fff!important;border-radius:6px;font-size:13px;transition:all .3s}
.nav-btn:hover{background:#0047b3;transform:translateY(-1px)}

/* ─── 全屏Hero (04风格) ─── */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 60px 80px;
    position: relative;
    overflow: hidden;
    background: #0a1e3d
}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,0.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.03) 1px,transparent 1px);background-size:48px 48px;z-index:1}
.hero-glow{position:absolute;top:-30%;right:-10%;width:700px;height:700px;background:radial-gradient(circle,rgba(0,82,217,0.2) 0%,transparent 70%);pointer-events:none;z-index:1}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 560px
}
.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;background:rgba(0,166,251,0.12);border:1px solid rgba(0,166,251,0.25);border-radius:20px;font-size:12px;color:#00a6fb;margin-bottom:24px}
.hero-content h1{font-size:48px;font-weight:700;line-height:1.1;color:#fff;margin-bottom:16px}
.hero-content h1 .hl{background:linear-gradient(135deg,#00a6fb,#00d4ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-content p{font-size:16px;line-height:1.8;color:rgba(255,255,255,0.6);margin-bottom:32px}
.hero-btns{display:flex;gap:12px}
.btn-primary{padding:13px 32px;background:linear-gradient(135deg,#0052d9,#00a6fb);color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:all .3s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 25px rgba(0,82,217,0.35)}
.btn-outline{padding:13px 32px;background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,0.25);border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .3s}
.btn-outline:hover{border-color:#00a6fb;color:#00a6fb}

/* Hero 右侧轮播面板 (01风格) */
.hero-slider {
    position: absolute;
    right: 60px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    width: 420px;
    overflow: hidden;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08)
}
.slider-track{display:flex;transition:transform .6s ease}
.slide-item{min-width:100%;padding:36px}

.slide-item .slide-icon {
    font-size: 42px;
    margin-bottom: 16px;
    display: block;
    min-height: 42px;
    line-height: 1.2
}
.slide-item h3{font-size:18px;color:#fff;margin-bottom:8px}
.slide-item p{font-size:13px;color:rgba(255,255,255,0.5);line-height:1.7}
.slider-dots{display:flex;justify-content:center;gap:6px;padding:0 0 20px}
.slider-dot{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,0.2);cursor:pointer;transition:all .3s}
.slider-dot.active{background:#00a6fb;width:20px;border-radius:3px}

/* Hero底部滚动指示 */
.scroll-indicator{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;z-index:2}
.scroll-indicator .mouse{width:20px;height:30px;border:1.5px solid rgba(255,255,255,0.3);border-radius:10px;display:flex;justify-content:center;padding-top:6px}
.scroll-indicator .mouse .wheel{width:2px;height:6px;background:rgba(255,255,255,0.5);border-radius:1px;animation:scrollWheel 2s ease-in-out infinite}
@keyframes scrollWheel{0%,100%{transform:translateY(0);opacity:.3}50%{transform:translateY(6px);opacity:1}}

/* ─── 通用Section ─── */
section{padding:100px 60px}
.section-header{text-align:center;margin-bottom:56px}
.section-header .tag{display:inline-block;font-size:11px;color:#0052d9;font-weight:600;letter-spacing:2px;text-transform:uppercase;margin-bottom:8px}
.section-header h2{font-size:30px;font-weight:700;color:#1a1a2e}
.section-header h2 .hl{color:#0052d9}
.section-header p{font-size:14px;color:#888;margin-top:10px;max-width:500px;margin-left:auto;margin-right:auto;line-height:1.7}

/* ─── 解决方案 卡片流 ─── */
.solutions{background:#fff}

.sol-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid #eef0f4;
    transition: all .4s;
    cursor: pointer;
    height: 100%;
    display: flex;
    flex-direction: column
}
.sol-card:hover{box-shadow:0 12px 40px rgba(0,82,217,0.08);transform:translateY(-6px);border-color:rgba(0,82,217,0.15)}

.sol-card .sol-img {
    height: 200px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 0
}

.sol-card .sol-img .sol-img-icon {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .5s ease
}

.sol-card:hover .sol-img .sol-img-icon {
    transform: scale(1.1)
}
.sol-card .sol-img svg{width:64px;height:64px}

/* 图片底部统计浮层 */
.sol-stats {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    padding: 14px 16px 12px;
    background: linear-gradient(transparent, rgba(0, 0, 0, .6));
    gap: 8px
}

.sol-stats-item {
    flex: 1;
    text-align: center;
    color: #fff
}

.sol-stats-item strong {
    display: block;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.2;
    text-shadow: 0 1px 4px rgba(0, 0, 0, .3)
}

.sol-stats-item span {
    display: block;
    font-size: 10px;
    opacity: .85;
    margin-top: 1px
}

.sol-card .sol-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 24px 28px 28px;
    overflow: hidden
}

.sol-card .sol-body h3 {
    font-size: 17px;
    margin-bottom: 8px;
    flex-shrink: 0
}

.sol-card .sol-body > p {
    font-size: 13px;
    color: #888;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-shrink: 0;
    min-height: 0
}

.sol-card .sol-body .tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 12px;
    flex-shrink: 0
}
.sol-card .sol-body .tags span{padding:3px 10px;background:#f0f5ff;border-radius:4px;font-size:11px;color:#0052d9}

/* 核心能力列表 */
.sol-features {
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid #eef0f4;
    flex-shrink: 0
}

.sol-feature-item {
    font-size: 12px;
    color: #555;
    line-height: 1.7;
    padding: 2px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis
}

.sol-feature-item:first-child {
    padding-top: 0
}

.sol-feature-item::before {
    color: #0052d9;
    font-weight: 700;
    margin-right: 4px
}

/* ─── 卡片滑动器 ─── */
.card-slider {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden
}

.card-slider-track {
    display: flex;
    transition: transform .5s cubic-bezier(.4, 0, .2, 1)
}

.card-slider-page {
    flex: 0 0 100%;
    display: flex;
    gap: 24px;
    justify-content: flex-start;
    min-width: 0
}

.card-slider-page.is-center {
    justify-content: center
}

.card-slider-item {
    flex: 1;
    min-width: 0;
    max-width: 380px;
    display: flex
}

/* 滑动器箭头 */
.card-slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #fff;
    border: 1px solid #eef0f4;
    box-shadow: 0 4px 16px rgba(0, 0, 0, .1);
    cursor: pointer;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .3s;
    color: #333;
    line-height: 1
}

.card-slider-arrow:hover {
    background: #0052d9;
    color: #fff;
    border-color: #0052d9
}

.card-slider-arrow.prev {
    left: 8px
}

.card-slider-arrow.next {
    right: 8px
}

/* 滑动器指示点 */
.card-slider-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 28px
}

.card-slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #d0d5dd;
    cursor: pointer;
    transition: all .3s
}

.card-slider-dot.active {
    background: #0052d9;
    width: 24px;
    border-radius: 4px
}

.card-slider-dot:hover {
    background: #98a2b3
}

/* ─── 数据统计栏 ─── */
.stats-section{background:#fff}
.data-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;max-width:1000px;margin:0 auto;background:#e8ecf0;border-radius:12px;overflow:hidden}
.data-bar .d-item{background:#fff;padding:40px 20px;text-align:center;transition:all .3s}
.data-bar .d-item:hover{background:#f8faff}
.data-bar .d-item .num{font-size:34px;font-weight:700;color:#0052d9}
.data-bar .d-item .lbl{font-size:13px;color:#888;margin-top:4px}

/* ─── 实践案例 卡片滑动器 (01风格) ─── */
.cases{background:#f5f7fa}

.case-grid {
    position: relative
}

.case-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #eef0f4;
    transition: all .4s;
    cursor: pointer;
    height: 100%;
    display: flex;
    flex-direction: column;
    width: 100%
}
.case-card:hover{box-shadow:0 8px 30px rgba(0,82,217,0.08);transform:translateY(-4px)}

.case-card .case-img {
    height: 170px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center
}

.case-card .case-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px 24px 24px
}

.case-card .case-body h4 {
    font-size: 16px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0
}
.case-card .case-body h4 .arrow{font-size:12px;opacity:0;transition:all .3s}
.case-card:hover .case-body h4 .arrow{opacity:1;transform:translateX(4px)}

.case-card .case-body p {
    font-size: 13px;
    color: #888;
    line-height: 1.7;
    margin-top: auto;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden
}

/* ─── 新闻动态 (01风格) ─── */
.news{background:#fff;overflow:hidden}
.news-scroll{display:flex;gap:20px;overflow-x:auto;padding:20px 0 30px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;max-width:1200px;margin:0 auto}
.news-scroll::-webkit-scrollbar{height:4px}
.news-scroll::-webkit-scrollbar-thumb{background:#ccc;border-radius:2px}
.news-card{min-width:320px;max-width:320px;background:#f5f7fa;border-radius:12px;padding:24px;border:1px solid #eef0f4;scroll-snap-align:start;transition:all .3s;cursor:pointer}
.news-card:hover{box-shadow:0 8px 25px rgba(0,0,0,0.06);transform:translateY(-4px)}
.news-card .date{font-size:11px;color:#0052d9;font-weight:600;margin-bottom:8px}
.news-card h4{font-size:15px;margin-bottom:6px;line-height:1.4}
.news-card p{font-size:12px;color:#888;line-height:1.6}
.news-card .tag{display:inline-block;margin-top:10px;padding:2px 8px;background:#f0f5ff;border-radius:3px;font-size:10px;color:#0052d9}

/* ─── 合作伙伴 ─── */
.partners{background:#f5f7fa;padding:60px}
.partner-row{display:flex;justify-content:center;flex-wrap:wrap;gap:40px;max-width:900px;margin:0 auto;opacity:.6}
.partner-row span{font-size:14px;color:#888;font-weight:500;letter-spacing:1px;transition:opacity .3s;cursor:pointer}
.partner-row span:hover{opacity:1;color:#0052d9}

/* ─── 关于我们 ─── */
.about{background:linear-gradient(135deg,#0a1e3d,#1a3a6a);color:#fff;padding:80px 60px}
.about-inner{max-width:1200px;margin:0 auto;display:flex;gap:60px;align-items:center}
.about-text{flex:1}
.about-text h2{font-size:28px;margin-bottom:16px}
.about-text p{font-size:14px;line-height:2;color:rgba(255,255,255,0.6)}
.about-certs{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.about-certs span{padding:6px 14px;border:1px solid rgba(255,255,255,0.15);border-radius:4px;font-size:11px;color:rgba(255,255,255,0.5)}

.about-img {
    flex: 1;
    border-radius: 12px;
    overflow: hidden;
    max-height: 320px;
    min-height: 240px;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    font-size: 64px
}

.about-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    display: block
}

/* ─── 页脚 ─── */
.footer{background:#0a0a1a;color:rgba(255,255,255,0.4);padding:48px 60px 24px}
.footer-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.footer-grid h4{color:#fff;font-size:13px;margin-bottom:16px}
.footer-grid ul{list-style:none}
.footer-grid ul li{font-size:12px;margin-bottom:8px;cursor:pointer;transition:color .3s}
.footer-grid ul li:hover{color:#00a6fb}
.footer-bottom{max-width:1200px;margin:32px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,0.06);font-size:12px;display:flex;justify-content:space-between}

/* ─── Modal弹窗 ─── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:2000;display:none;align-items:center;justify-content:center;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.modal-overlay.show{display:flex}
.modal{background:#fff;border-radius:20px;max-width:680px;width:90%;max-height:85vh;overflow-y:auto;padding:0;animation:modalIn .3s ease}
@keyframes modalIn{from{opacity:0;transform:scale(.95) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}

.modal-header {
    position: relative;
    height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 32px;
    color: #fff;
    overflow: hidden
}

.modal-header .modal-header-icon {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none
}
.modal-header .modal-close{position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:50%;background:rgba(0,0,0,0.3);border:none;color:#fff;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s}
.modal-header .modal-close:hover{background:rgba(0,0,0,0.5)}
.modal-body{padding:32px}
.modal-body h3{font-size:22px;margin-bottom:12px}
.modal-body .meta{display:flex;gap:16px;margin-bottom:16px;font-size:13px;color:#888}
.modal-body p{font-size:14px;color:#555;line-height:1.9;margin-bottom:12px}
.modal-body ul{padding-left:20px;margin-bottom:16px}
.modal-body ul li{font-size:13px;color:#555;line-height:2}
.modal-stats{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-top:20px;padding-top:20px;border-top:1px solid #eee}
.modal-stats .ms{text-align:center}
.modal-stats .ms .val{font-size:20px;font-weight:700;color:#0052d9}
.modal-stats .ms .lbl{font-size:11px;color:#888;margin-top:2px}

/* ─── 动画 ─── */
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.fade-up{opacity:0;transform:translateY(30px);transition:all .6s ease}
.fade-up.show{opacity:1;transform:translateY(0)}
.fade-up-d1{transition-delay:.1s}
.fade-up-d2{transition-delay:.2s}
.fade-up-d3{transition-delay:.3s}

/* ─── 响应式 ─── */
@media(max-width:1024px){
  .hero-content h1{font-size:36px}
  .hero-slider{display:none}
  .about-inner{flex-direction:column}
  .data-bar{grid-template-columns:repeat(2,1fr)}

    .card-slider-item {
        max-width: 320px
    }
}
@media(max-width:768px){
  .navbar{padding:0 20px}
  .nav-links li:not(:last-child){display:none}
  .hero{padding:100px 20px 60px}
  .hero-content h1{font-size:28px}
  section{padding:60px 20px}

    .data-bar {
        grid-template-columns:1fr
    }

    .card-slider-page {
        gap: 0
    }

    .card-slider-item {
        flex: 0 0 100%;
        max-width: 100%;
        padding: 0 4px;
        display: flex
    }

    .card-slider-arrow.prev {
        left: 2px
    }

    .card-slider-arrow.next {
        right: 2px
    }
  .news-card{min-width:260px;max-width:260px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .about{padding:48px 20px}
}

/* ─── 管理员:页脚链接嵌套子列表 ─── */
.sub-list-wrap {
    border-left: 2px solid #e8e8e8;
    padding-left: 10px;
    border-radius: 2px
}

.sub-list-row {
    display: flex;
    align-items: center;
    margin-bottom: 4px;
    gap: 4px
}

.sub-list-wrap .el-button--small.is-plain {
    padding: 4px 6px;
    min-width: auto
}

.sub-list-wrap .el-input__wrapper {
    padding: 0 6px
}

.sub-list-wrap .el-input__inner {
    font-size: 12px
}