*{margin:0;padding:0;box-sizing:border-box}
:root{--p:#1a56db;--pd:#1240a8;--ac:#f59e0b;--bg:#fff;--bga:#f8fafc;--tx:#1e293b;--tl:#64748b;--bd:#e2e8f0;--r:8px;--sh:0 2px 12px rgba(0,0,0,.08)}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--tx);line-height:1.6;background:var(--bg)}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--bd)}
.nav-content{display:flex;align-items:center;height:64px;gap:20px}
.logo{font-size:1.4rem;font-weight:700;color:var(--p);display:flex;align-items:center;text-decoration:none}
#site-logo{max-height:40px;max-width:120px;object-fit:contain;vertical-align:middle}
.nav-links{display:flex;list-style:none;gap:8px;flex:1}
.nav-links a{padding:8px 14px;border-radius:var(--r);font-size:.9rem;transition:.2s}
.nav-links a:hover,.nav-links a.active{background:var(--p);color:#fff}
.btn-admin{background:var(--ac);color:#fff;padding:6px 16px;border-radius:var(--r);font-size:.85rem;font-weight:600}
.btn-admin:hover{background:#d97706}
.hamburger{display:none;flex-direction:column;gap:4px;cursor:pointer}
.hamburger span{width:24px;height:2px;background:var(--tx)}
.hero{position:relative;height:100vh;overflow:hidden;background:linear-gradient(135deg,#1a56db,#7c3aed)}
.hero-slide{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#fff;text-align:center;opacity:0;transition:opacity 1s ease-in-out}
.hero-slide.active{opacity:1}
.hero-overlay{position:absolute;inset:0;background:rgba(0,0,0,.35)}
.hero-content{position:relative;z-index:1}
.hero-slide h1{font-size:3rem;margin-bottom:16px;text-shadow:0 2px 8px rgba(0,0,0,.3)}
.hero-slide p{font-size:1.3rem;opacity:.9;text-shadow:0 1px 4px rgba(0,0,0,.2)}
.hero-dots{position:absolute;bottom:40px;left:50%;transform:translateX(-50%);display:flex;gap:10px}
.hero-dot{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.4);cursor:pointer;transition:.3s}
.hero-dot.active{background:#fff;transform:scale(1.2)}
.scroll-hint{position:absolute;bottom:80px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.7);text-align:center;font-size:.85rem}
.scroll-arrow{width:20px;height:20px;border-right:2px solid rgba(255,255,255,.7);border-bottom:2px solid rgba(255,255,255,.7);transform:rotate(45deg);margin:8px auto 0;animation:bounce 2s infinite}
@keyframes bounce{0%,100%{transform:rotate(45deg) translateY(0)}50%{transform:rotate(45deg) translateY(8px)}}
.section{padding:80px 0}
.section-alt{background:var(--bga)}
.section-title{text-align:center;font-size:2rem;margin-bottom:8px}
.section-title::after{content:'';display:block;width:60px;height:3px;background:var(--p);margin:12px auto 0;border-radius:2px}
.section-subtitle{text-align:center;color:var(--tl);margin-bottom:48px}
.products-grid,.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.product-card{background:var(--bg);padding:32px;border-radius:var(--r);border:1px solid var(--bd);text-align:center}
.product-icon{font-size:2.5rem;margin-bottom:16px}
.product-name{font-size:1.15rem;font-weight:600;margin-bottom:8px}
.product-desc{font-size:.9rem;color:var(--tl)}
.news-card{background:var(--bg);border-radius:var(--r);border:1px solid var(--bd);overflow:hidden}
.news-img{width:100%;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#dbeafe,#bfdbfe)}
.news-img img{width:100%;height:100%;object-fit:cover;transition:.3s}
.news-card:hover .news-img img{transform:scale(1.05)}
.news-body{padding:24px}
.news-category{display:inline-block;background:var(--p);color:#fff;padding:2px 10px;border-radius:4px;font-size:.75rem;margin-bottom:8px}
.news-title{font-size:1.05rem;font-weight:600;margin-bottom:8px}
.news-excerpt{font-size:.88rem;color:var(--tl);display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-date{font-size:.8rem;color:var(--tl);margin-top:12px}
.partners-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.industry-group{margin-bottom:32px}
.industry-title{font-size:1.25rem;font-weight:600;color:var(--p);margin-bottom:16px;padding-bottom:8px;border-bottom:2px solid var(--bd)}
.industry-partners-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.partner-card{background:#fff;padding:16px;border-radius:8px;border:1px solid #e5e7eb;text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:center;height:110px;transition:all .3s ease}
.partner-card:hover{box-shadow:0 4px 12px rgba(0,0,0,.08);transform:translateY(-2px);border-color:var(--p)}
.partner-logo{max-width:100%;max-height:60px;object-fit:contain;display:block;margin-bottom:8px}
.partner-name{font-size:.8rem;color:#374151;font-weight:500;line-height:1.2;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.contact-wrapper{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact-info-item{margin-bottom:20px}
.contact-info-item h4{font-size:1rem;margin-bottom:4px;color:var(--p)}
.contact-info-item p{color:var(--tl);font-size:.95rem}
.contact-form .form-group{margin-bottom:16px}
.contact-form input,.contact-form textarea{width:100%;padding:12px 16px;border:1px solid var(--bd);border-radius:var(--r);font-size:.95rem;font-family:inherit}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--p);box-shadow:0 0 0 3px rgba(26,86,219,.1)}
.btn-submit{background:var(--p);color:#fff;padding:12px 32px;border:none;border-radius:var(--r);font-size:1rem;cursor:pointer}
.btn-submit:hover{background:var(--pd)}
.footer{background:#0f172a;color:#cbd5e1;padding:48px 0 24px;text-align:center}
.footer-info{margin-bottom:20px;font-size:.9rem;line-height:2}
.footer-links{display:flex;justify-content:center;gap:24px;margin-bottom:20px}
.footer-links a{color:#94a3b8;font-size:.85rem}
.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid #1e293b;padding-top:16px;font-size:.8rem;color:#64748b}
.back-to-top{position:fixed;bottom:30px;right:30px;width:44px;height:44px;background:var(--p);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.2rem;opacity:0;transition:.3s}
.back-to-top.show{opacity:1}
.counters-section{background:linear-gradient(135deg,#1a56db,#7c3aed);color:#fff;padding:60px 0}
.counters-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.counter-item{text-align:center;padding:24px}
.counter-icon{font-size:2.2rem;margin-bottom:8px}
.counter-num{font-size:2.8rem;font-weight:800;margin-bottom:4px}
.counter-label{font-size:.95rem;opacity:.85}
.about-content{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-visual{position:relative}
.about-img-placeholder{background:linear-gradient(135deg,#e0e7ff,#c7d2fe);border-radius:var(--r);aspect-ratio:4/3;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--p);font-size:1rem;overflow:hidden}
.about-img-placeholder img{width:100%;height:100%;object-fit:cover}
.placeholder-icon{font-size:3rem;margin-bottom:8px}
.about-right{display:flex;flex-direction:column;gap:24px}
.about-text p{font-size:1.05rem;line-height:1.8;color:var(--tl)}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.feature-card{background:var(--bga);padding:20px;border-radius:var(--r);text-align:center;font-weight:600;border:1px solid var(--bd);font-size:.95rem}
.section-dark{background:#0f172a;color:#e2e8f0}
.section-title.light{color:#fff}
.section-title.light::after{background:#fff}
.section-subtitle.light{color:#94a3b8}
.video-wrapper{max-width:800px;margin:0 auto}
.video-placeholder{background:linear-gradient(135deg,#1e293b,#334155);border-radius:var(--r);aspect-ratio:16/9;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:.3s;position:relative;overflow:hidden}
.video-placeholder:hover{transform:scale(1.01)}
.video-placeholder iframe{position:absolute;inset:0;width:100%;height:100%;border:none}
.play-btn{width:64px;height:64px;background:rgba(255,255,255,.2);border:2px solid #fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:#fff;margin-bottom:12px;transition:.3s}
.video-placeholder:hover .play-btn{background:var(--p);border-color:var(--p)}
.video-placeholder p{color:#94a3b8;font-size:.9rem}
.cases-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.case-card{background:var(--bg);border-radius:var(--r);overflow:hidden;border:1px solid var(--bd)}
.case-img{aspect-ratio:16/10;overflow:hidden;position:relative}
.case-img-placeholder{width:100%;height:100%;background:linear-gradient(135deg,#dbeafe,#bfdbfe);display:flex;align-items:center;justify-content:center;font-size:2rem;color:var(--p)}
.case-img img{width:100%;height:100%;object-fit:cover;transition:.3s}
.case-card:hover .case-img img{transform:scale(1.05)}
.case-category{position:absolute;top:8px;left:8px;background:var(--p);color:#fff;padding:2px 10px;border-radius:4px;font-size:.75rem}
.case-body{padding:16px}
.case-title{font-size:1rem;font-weight:600;margin-bottom:6px}
.case-desc{font-size:.85rem;color:var(--tl);display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.team-card{background:var(--bg);border-radius:var(--r);overflow:hidden;border:1px solid var(--bd);text-align:center}
.team-avatar{width:100%;aspect-ratio:1;background:linear-gradient(135deg,#e0e7ff,#c7d2fe);display:flex;align-items:center;justify-content:center;font-size:3rem;overflow:hidden}
.team-avatar img{width:100%;height:100%;object-fit:cover}
.team-info{padding:16px}
.team-name{font-size:1.05rem;font-weight:600;margin-bottom:4px}
.team-title{font-size:.85rem;color:var(--p);margin-bottom:6px}
.team-desc{font-size:.8rem;color:var(--tl)}
.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial-card{background:var(--bg);padding:24px;border-radius:var(--r);border:1px solid var(--bd)}
.testimonial-stars{color:#f59e0b;margin-bottom:12px;font-size:1rem}
.testimonial-content{font-size:.92rem;color:var(--tl);line-height:1.7;margin-bottom:16px;font-style:italic}
.testimonial-author{display:flex;align-items:center;gap:12px}
.testimonial-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#dbeafe,#bfdbfe);display:flex;align-items:center;justify-content:center;font-size:1.2rem;overflow:hidden;flex-shrink:0}
.testimonial-avatar img{width:100%;height:100%;object-fit:cover}
.testimonial-name{font-weight:600;font-size:.9rem}
.testimonial-company{font-size:.8rem;color:var(--tl)}
.cta-section{background:linear-gradient(135deg,#1a56db,#7c3aed);color:#fff;text-align:center;padding:80px 0}
.cta-section h2{font-size:2rem;margin-bottom:12px}
.cta-section p{font-size:1.1rem;opacity:.9;margin-bottom:24px}
.cta-btn{display:inline-block;background:#fff;color:var(--p);padding:14px 40px;border-radius:var(--r);font-size:1.05rem;font-weight:600;transition:.3s}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(0,0,0,.2)}
.img-preview{margin-top:8px}
.img-preview img{max-width:120px;max-height:80px;border-radius:4px;border:1px solid var(--bd)}
.admin-form input[type="file"]{padding:6px}
.img-input-row{display:flex;gap:8px;align-items:center}
.img-input-row input{flex:1;min-width:0}
.btn-upload{background:var(--ap,var(--p));color:#fff;border:none;padding:8px 14px;border-radius:var(--r);cursor:pointer;font-size:.82rem;white-space:nowrap;transition:.2s}
.btn-upload:hover{background:var(--apd,var(--pd))}
.upload-hint{display:block;margin-top:4px;color:var(--tl);font-size:.78rem}
.upload-status{display:inline-block;margin-left:8px;font-size:.82rem;color:var(--tl)}
.upload-status.upload-ok{color:#10b981}
.modal-body .img-preview{margin-top:6px}
.modal-body .img-preview img{max-width:200px;max-height:120px;border-radius:4px;border:1px solid var(--bd)}
.admin-body{display:flex;min-height:100vh;background:#f1f5f9}
.admin-body[data-theme="blue"]{--ap:#1a56db;--apd:#1240a8;--asb:#0f172a;--asbb:#1e293b;--aab:#f1f5f9;--aah:#fff;--aac:#e2e8f0}
.admin-body[data-theme="dark"]{--ap:#6366f1;--apd:#4f46e5;--asb:#111827;--asbb:#1f2937;--aab:#1e293b;--aah:#1f2937;--aac:#374151}
.admin-body[data-theme="green"]{--ap:#059669;--apd:#047857;--asb:#064e3b;--asbb:#065f46;--aab:#ecfdf5;--aah:#fff;--aac:#d1fae5}
.admin-body[data-theme="rose"]{--ap:#e11d48;--apd:#be123c;--asb:#4c0519;--asbb:#881337;--aab:#fff1f2;--aah:#fff;--aac:#fecdd3}
.admin-body[data-theme="violet"]{--ap:#7c3aed;--apd:#6d28d9;--asb:#2e1065;--asbb:#4c1d95;--aab:#f5f3ff;--aah:#fff;--aac:#ddd6fe}
.admin-body[data-theme="orange"]{--ap:#ea580c;--apd:#c2410c;--asb:#431407;--asbb:#7c2d12;--aab:#fff7ed;--aah:#fff;--aac:#fed7aa}
.admin-body[data-theme="cyan"]{--ap:#0891b2;--apd:#0e7490;--asb:#083344;--asbb:#164e63;--aab:#ecfeff;--aah:#fff;--aac:#a5f3fc}
.admin-body[data-theme="pink"]{--ap:#db2777;--apd:#be185d;--asb:#500724;--asbb:#831843;--aab:#fdf2f8;--aah:#fff;--aac:#fbcfe8}
.admin-body[data-theme="dark"] .admin-body,.admin-body[data-theme="dark"]{background:#111827;color:#e2e8f0}
.admin-body[data-theme="dark"] .admin-header,.admin-body[data-theme="dark"] .dash-card,.admin-body[data-theme="dark"] .data-table,.admin-body[data-theme="dark"] .admin-form,.admin-body[data-theme="dark"] .data-table th,.admin-body[data-theme="dark"] .modal{background:#1f2937;color:#e2e8f0;border-color:#374151}
.admin-body[data-theme="dark"] .data-table td{border-color:#374151;color:#cbd5e1}
.admin-body[data-theme="dark"] .data-table tr:hover td{background:#374151}
.admin-body[data-theme="dark"] .admin-form input,.admin-body[data-theme="dark"] .admin-form textarea,.admin-body[data-theme="dark"] .modal-body input,.admin-body[data-theme="dark"] .modal-body textarea{background:#374151;border-color:#4b5563;color:#e2e8f0}
.sidebar{width:240px;background:var(--asb,#0f172a);color:#e2e8f0;position:fixed;top:0;left:0;bottom:0;z-index:100;display:flex;flex-direction:column;transition:background .3s}
.sidebar.collapsed{width:0;overflow:hidden}
.sidebar-header{padding:20px;border-bottom:1px solid var(--asbb,#1e293b)}
.sidebar-header h2{font-size:1.2rem;color:#fff}
.sidebar-menu{list-style:none;flex:1;overflow-y:auto;padding:12px 0}
.menu-item{padding:12px 20px;cursor:pointer;transition:.2s;display:flex;align-items:center;gap:10px;font-size:.9rem}
.menu-item:hover{background:var(--asbb,#1e293b)}
.menu-item.active{background:var(--ap);color:#fff}
.sidebar-footer{padding:16px 20px;border-top:1px solid var(--asbb,#1e293b)}
.btn-view-site{display:block;text-align:center;padding:10px;border-radius:var(--r);background:var(--ac);color:#fff;font-size:.85rem}
.admin-main{flex:1;margin-left:240px;transition:.3s}
.sidebar.collapsed~.admin-main{margin-left:0}
.admin-header{background:var(--aah,#fff);padding:16px 24px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--aac,var(--bd))}
.toggle-sidebar{background:none;border:none;font-size:1.3rem;cursor:pointer}
.header-left{display:flex;align-items:center;gap:12px}
.header-right{display:flex;align-items:center;gap:12px}
.admin-content{padding:24px}
.theme-switcher{position:relative}
.theme-btn{background:none;border:1px solid var(--bd);border-radius:var(--r);padding:4px 10px;cursor:pointer;font-size:1.1rem;transition:.2s}
.theme-btn:hover{border-color:var(--ap)}
.theme-dropdown{position:absolute;top:110%;right:0;background:var(--aah,#fff);border:1px solid var(--bd);border-radius:var(--r);box-shadow:0 8px 30px rgba(0,0,0,.15);min-width:140px;display:none;z-index:500;overflow:hidden}
.theme-dropdown.show{display:block}
.theme-option{padding:10px 16px;cursor:pointer;display:flex;align-items:center;gap:8px;font-size:.88rem;transition:.15s}
.theme-option:hover{background:var(--aab,#f1f5f9)}
.theme-option.active{font-weight:600;color:var(--ap)}
.theme-dot{width:14px;height:14px;border-radius:50%;display:inline-block;border:1px solid rgba(0,0,0,.1)}
.content-section{display:none}
.content-section.active{display:block}
.dashboard-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.dash-card{background:#fff;padding:24px;border-radius:var(--r);border:1px solid var(--bd)}
.dash-card h4{color:var(--tl);font-size:.85rem;margin-bottom:8px}
.dash-card .num{font-size:2rem;font-weight:700;color:var(--ap,var(--p))}
.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.btn-add{background:var(--ap,var(--p));color:#fff;border:none;padding:8px 20px;border-radius:var(--r);cursor:pointer;font-size:.9rem}
.btn-add:hover{background:var(--apd,var(--pd))}
.data-table{width:100%;background:#fff;border-radius:var(--r);overflow:hidden;border:1px solid var(--bd);border-collapse:collapse}
.data-table th{background:#f8fafc;padding:12px 16px;text-align:left;font-size:.85rem;color:var(--tl);font-weight:600;border-bottom:1px solid var(--bd)}
.data-table td{padding:12px 16px;border-bottom:1px solid var(--bd);font-size:.9rem}
.data-table tr:hover td{background:#f8fafc}
.table-thumb{width:60px;height:36px;object-fit:cover;border-radius:4px;border:1px solid var(--bd)}
.drag-handle{cursor:grab;user-select:none}
.drag-row.dragging{opacity:.4;background:#dbeafe}
.drag-row{cursor:grab;transition:background .15s}
.drag-row:hover{background:#f0f9ff}
.btn-edit,.btn-del{padding:4px 12px;border:none;border-radius:4px;cursor:pointer;font-size:.8rem;margin-right:4px}
.btn-edit{background:#3b82f6;color:#fff}
.btn-del{background:#ef4444;color:#fff}
.btn-copy{background:#8b5cf6;color:#fff;padding:4px 12px;border:none;border-radius:4px;cursor:pointer;font-size:.8rem;margin-right:4px}
.tag-badge{display:inline-block;background:#ede9fe;color:#7c3aed;padding:1px 8px;border-radius:10px;font-size:.75rem;margin-right:3px}
.rte-toolbar{display:flex;gap:4px;padding:6px 8px;background:#f8fafc;border:1px solid var(--bd);border-bottom:none;border-radius:var(--r) var(--r) 0 0}
.rte-toolbar button{background:#fff;border:1px solid var(--bd);border-radius:4px;padding:4px 10px;cursor:pointer;font-size:.85rem}
.rte-toolbar button:hover{background:#e0e7ff}
.rte-editor{min-height:180px;padding:12px;border:1px solid var(--bd);border-radius:0 0 var(--r) var(--r);font-size:.9rem;line-height:1.6;overflow-y:auto;outline:none}
.rte-editor:focus{border-color:var(--p)}
.rte-editor h2,.rte-editor h3{margin:8px 0 4px}
.rte-editor ul,.rte-editor ol{padding-left:20px}
.case-carousel{position:relative;width:100%;height:220px;overflow:hidden}
.case-carousel-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .4s}
.case-carousel-img.active{opacity:1}
.case-carousel-prev,.case-carousel-next{position:absolute;top:50%;transform:translateY(-50%);background:rgba(0,0,0,.45);color:#fff;border:none;width:32px;height:32px;border-radius:50%;cursor:pointer;font-size:1.2rem;z-index:2}
.case-carousel-prev{left:8px}.case-carousel-next{right:8px}
.case-client-logo{position:absolute;bottom:8px;right:8px;width:40px;height:40px;object-fit:contain;background:#fff;border-radius:6px;padding:4px;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.case-results{display:flex;gap:16px;margin-top:12px;padding-top:12px;border-top:1px solid #e5e7eb}
.case-result-item{text-align:center;flex:1}
.case-result-value{display:block;font-size:1.3rem;font-weight:700;color:var(--p,#2563eb)}
.case-result-label{display:block;font-size:.78rem;color:#6b7280;margin-top:2px}
.case-actions{display:flex;align-items:center;gap:12px;margin-top:12px}
.btn-case-download{background:#059669;color:#fff;border:none;padding:6px 14px;border-radius:6px;cursor:pointer;font-size:.82rem}
.btn-case-download:hover{background:#047857}
.share-bar{display:flex;gap:8px;font-size:.78rem;color:#6b7280}
.share-bar span{cursor:pointer;padding:2px 8px;border:1px solid #e5e7eb;border-radius:4px;transition:all .15s}
.share-bar span:hover{background:#3b82f6;color:#fff;border-color:#3b82f6}
.stats-panel{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-top:16px}
.stats-card{background:#fff;border:1px solid var(--bd);border-radius:var(--r);padding:16px;text-align:center}
.stats-card .stats-num{font-size:1.8rem;font-weight:700;color:var(--p,#2563eb)}
.stats-card .stats-label{font-size:.82rem;color:#6b7280;margin-top:4px}
.stats-hot-list{margin-top:12px;list-style:none;padding:0}
.stats-hot-list li{padding:6px 0;border-bottom:1px solid #f1f5f9;font-size:.85rem;display:flex;justify-content:space-between}
.stats-hot-list li span:last-child{color:#6b7280}
.product-filter-bar{display:flex;gap:10px;justify-content:center;margin-bottom:24px;flex-wrap:wrap}
.filter-btn{padding:8px 20px;border:2px solid var(--bd);border-radius:24px;background:#fff;cursor:pointer;font-size:.88rem;color:#374151;transition:all .2s}
.filter-btn:hover{border-color:var(--p,#2563eb);color:var(--p,#2563eb)}
.filter-btn.active{background:var(--p,#2563eb);color:#fff;border-color:var(--p,#2563eb)}
.scene-tag{margin-top:8px;display:inline-block;background:#dbeafe;color:#1d4ed8}
/* 媒体库 */
.media-drop-zone{border:2px dashed var(--bd);border-radius:var(--r);padding:32px;text-align:center;margin-bottom:20px;transition:all .2s;cursor:pointer}
.media-drop-zone:hover,.media-drop-zone.drag-over{border-color:var(--p,#2563eb);background:#eff6ff}
.drop-zone-text{color:var(--tl);font-size:.9rem}
.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:16px}
.picker-grid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px}
.media-item{background:#fff;border:1px solid var(--bd);border-radius:var(--r);overflow:hidden;transition:all .2s;position:relative}
.media-item:hover{box-shadow:0 4px 12px rgba(0,0,0,.08);transform:translateY(-2px)}
.picker-item:hover{border-color:var(--p,#2563eb);box-shadow:0 0 0 2px rgba(37,99,235,.2)}
.media-thumb{width:100%;height:120px;overflow:hidden;display:flex;align-items:center;justify-content:center;background:#f8fafc}
.media-thumb img{width:100%;height:100%;object-fit:cover}
.media-file-icon{font-size:2.5rem}
.media-info{padding:8px 10px}
.media-name{font-size:.82rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.media-meta{font-size:.72rem;color:var(--tl);margin-top:2px}
.media-actions{display:flex;gap:4px;padding:6px 10px;border-top:1px solid var(--bd);justify-content:flex-end}
.btn-sm{padding:3px 8px;border:none;border-radius:4px;cursor:pointer;font-size:.78rem;background:#f1f5f9;transition:all .15s}
.btn-sm:hover{background:#e2e8f0}
.media-preview-box{margin:12px 0;text-align:center;padding:12px;background:#f8fafc;border-radius:6px}
@media(max-width:768px){.media-grid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr))}}
/* 视频播放器 */
.video-player{position:relative;width:100%;max-width:900px;margin:0 auto;border-radius:var(--r);overflow:hidden;background:#000}
.video-native{width:100%;display:block;border-radius:var(--r)}
.video-iframe{width:100%;aspect-ratio:16/9;border:none;display:block;border-radius:var(--r)}
.video-cover-overlay{position:relative;cursor:pointer;width:100%;aspect-ratio:16/9}
.video-cover-overlay img{width:100%;height:100%;object-fit:cover}
.play-btn-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.3);transition:background .2s}
.play-btn-overlay::after{content:'▶';font-size:3rem;color:#fff;text-shadow:0 2px 8px rgba(0,0,0,.5)}
.video-cover-overlay:hover .play-btn-overlay{background:rgba(0,0,0,.5)}
.template-switcher{display:flex;gap:16px;margin-top:8px}
.tpl-option{cursor:pointer;flex:1}
.tpl-option input{display:none}
.tpl-card{border:2px solid var(--bd);border-radius:var(--r);padding:16px;text-align:center;transition:all .2s}
.tpl-option input:checked+.tpl-card{border-color:var(--p,#2563eb);background:#eff6ff;box-shadow:0 0 0 3px rgba(37,99,235,.15)}
.tpl-preview{font-size:2rem;margin-bottom:6px}
.tpl-name{font-weight:600;font-size:.9rem;margin-bottom:2px}
.tpl-desc{font-size:.78rem;color:var(--tl)}
/* 现代双列产品 */
.product-card-modern{display:flex;gap:20px;background:#fff;border:1px solid var(--bd);border-radius:var(--r);padding:20px;transition:all .2s;align-items:flex-start}
.product-card-modern:hover{box-shadow:0 4px 16px rgba(0,0,0,.08);transform:translateY(-2px)}
.product-card-modern-left{display:flex;flex-direction:column;align-items:center;gap:8px;min-width:80px}
.product-icon-lg{font-size:2.4rem;width:64px;height:64px;display:flex;align-items:center;justify-content:center;background:#f0f9ff;border-radius:12px}
.product-card-modern-right{flex:1}
.product-card-modern-right .product-name{font-size:1.05rem;font-weight:600;margin-bottom:4px}
.product-card-modern-right .product-desc{font-size:.88rem;color:#6b7280;line-height:1.5;margin-bottom:10px}
.btn-product-detail{background:none;border:1px solid var(--p,#2563eb);color:var(--p,#2563eb);padding:6px 16px;border-radius:6px;cursor:pointer;font-size:.82rem;transition:all .15s}
.btn-product-detail:hover{background:var(--p,#2563eb);color:#fff}
/* 瀑布流案例 */
.cases-waterfall{display:flex;gap:20px;align-items:flex-start}
.waterfall-col{flex:1;display:flex;flex-direction:column;gap:20px}
.case-waterfall-item{background:#fff;border:1px solid var(--bd);border-radius:var(--r);overflow:hidden;transition:all .2s;cursor:pointer}
.case-waterfall-item:hover{box-shadow:0 6px 20px rgba(0,0,0,.1);transform:translateY(-3px)}
.case-waterfall-img{width:100%;overflow:hidden}
.case-waterfall-img img{width:100%;display:block;transition:transform .3s}
.case-waterfall-item:hover .case-waterfall-img img{transform:scale(1.03)}
.case-waterfall-body{padding:16px}
.case-waterfall-body .case-title{font-size:1rem;font-weight:600;margin:6px 0 4px}
.case-waterfall-body .case-desc{font-size:.85rem;color:#6b7280;line-height:1.5}
.case-waterfall-body .case-results{gap:10px}
/* 响应式 */
@media(max-width:768px){
  .template-switcher{flex-direction:column}
  .product-card-modern{flex-direction:column;gap:12px}
  .product-card-modern-left{flex-direction:row;min-width:auto}
  .cases-waterfall{flex-direction:column}
}
.admin-form{background:#fff;padding:24px;border-radius:var(--r);border:1px solid var(--bd);max-width:600px}
.admin-form .form-group{margin-bottom:16px}
.admin-form label{display:block;margin-bottom:6px;font-weight:600;font-size:.9rem}
.admin-form input,.admin-form textarea,.admin-form select{width:100%;padding:10px 14px;border:1px solid var(--bd);border-radius:var(--r);font-size:.9rem;font-family:inherit}
.admin-form input:focus,.admin-form textarea:focus{outline:none;border-color:var(--p)}
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:2000;display:none;align-items:center;justify-content:center}
.modal-overlay.show{display:flex}
.modal{background:#fff;border-radius:var(--r);width:90%;max-width:500px;max-height:80vh;overflow-y:auto}
.modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--bd)}
.modal-close{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--tl)}
.modal-body{padding:20px}
.modal-body .form-group{margin-bottom:14px}
.modal-body label{display:block;margin-bottom:4px;font-weight:600;font-size:.85rem}
.modal-body input,.modal-body textarea,.modal-body select{width:100%;padding:8px 12px;border:1px solid var(--bd);border-radius:var(--r);font-size:.9rem;font-family:inherit}
.modal-body .btn-submit{margin-top:8px}
.toast{position:fixed;top:20px;right:20px;background:#10b981;color:#fff;padding:12px 24px;border-radius:var(--r);font-size:.9rem;z-index:3000;opacity:0;transition:.3s;pointer-events:none}
.toast.show{opacity:1}
@media(max-width:768px){
.nav-links{display:none}
.hamburger{display:flex}
.nav-links.open{display:flex;flex-direction:column;position:absolute;top:64px;left:0;right:0;background:#fff;padding:16px;border-bottom:1px solid var(--bd)}
.hero-slide h1{font-size:1.8rem}
.hero-slide p{font-size:1rem}
.about-content,.contact-wrapper{grid-template-columns:1fr}
.products-grid,.news-grid{grid-template-columns:1fr}
.partners-grid{grid-template-columns:repeat(3,1fr)}
.cases-grid,.team-grid{grid-template-columns:repeat(2,1fr)}
.testimonials-grid{grid-template-columns:1fr}
.counters-grid{grid-template-columns:repeat(2,1fr)}
.dashboard-cards{grid-template-columns:repeat(2,1fr)}
.sidebar{transform:translateX(-100%)}
.sidebar.mobile-open{transform:translateX(0);width:240px}
.admin-main{margin-left:0}
}
/* Emoji选择器 */
.emoji-tab{padding:4px 10px;border:1px solid var(--bd);border-radius:4px;background:var(--bg);cursor:pointer;font-size:.82rem;transition:all .15s}
.emoji-tab:hover{border-color:var(--p);color:var(--p)}
.emoji-tab.active{background:var(--p);color:#fff;border-color:var(--p)}
.emoji-item{font-size:1.5rem;width:38px;height:38px;display:flex;align-items:center;justify-content:center;border-radius:6px;cursor:pointer;transition:all .15s}
.emoji-item:hover{background:var(--bga);transform:scale(1.2)}
/* 布局切换：竖排(list) */
body[data-layout="list"] .products-grid,body[data-layout="list"] .news-grid{grid-template-columns:1fr}
body[data-layout="list"] .cases-grid{grid-template-columns:1fr 1fr}
body[data-layout="list"] .team-grid{grid-template-columns:1fr 1fr}
body[data-layout="list"] .testimonials-grid{grid-template-columns:1fr 1fr}
body[data-layout="list"] .partners-grid{grid-template-columns:repeat(3,1fr)}
body[data-layout="list"] .counters-grid{grid-template-columns:repeat(2,1fr)}
body[data-layout="list"] .about-content{grid-template-columns:1fr;gap:32px}
body[data-layout="list"] .product-card{display:flex;align-items:center;gap:20px;text-align:left;padding:20px 24px}
body[data-layout="list"] .product-icon{font-size:2rem;margin-bottom:0}
body[data-layout="list"] .news-card{display:flex;flex-direction:row}
body[data-layout="list"] .news-img{width:240px;min-width:240px;aspect-ratio:auto;height:auto}
body[data-layout="list"] .news-body{flex:1}
body[data-layout="list"] .case-card{display:flex;flex-direction:row}
body[data-layout="list"] .case-img{width:280px;min-width:280px;aspect-ratio:auto;height:auto}
body[data-layout="list"] .case-body{flex:1}
/* 布局切换：横排(wide) */
body[data-layout="wide"] .products-grid,body[data-layout="wide"] .news-grid{grid-template-columns:repeat(4,1fr)}
body[data-layout="wide"] .cases-grid{grid-template-columns:repeat(4,1fr)}
body[data-layout="wide"] .team-grid{grid-template-columns:repeat(4,1fr)}
body[data-layout="wide"] .testimonials-grid{grid-template-columns:repeat(4,1fr)}
body[data-layout="wide"] .partners-grid{grid-template-columns:repeat(8,1fr)}
body[data-layout="wide"] .counters-grid{grid-template-columns:repeat(4,1fr)}
/* 前端色彩方案 - 通过CSS变量覆盖 */
body[data-color-scheme="custom"]{--p:var(--custom-primary,#1a56db);--pd:var(--custom-dark,#1240a8);--ac:var(--custom-accent,#f59e0b);--bga:var(--custom-bg-alt,#f8fafc)}
body[data-color-scheme="custom"] .hero{background:linear-gradient(135deg,var(--custom-primary,#1a56db),var(--custom-dark,#1240a8))}
body[data-color-scheme="custom"] .counters-section{background:linear-gradient(135deg,var(--custom-primary,#1a56db),var(--custom-dark,#1240a8))}
body[data-color-scheme="custom"] .cta-section{background:linear-gradient(135deg,var(--custom-primary,#1a56db),var(--custom-dark,#1240a8))}
body[data-color-scheme="custom"] .footer{background:var(--custom-dark,#0f172a)}
body[data-color-scheme="custom"] .section-dark{background:var(--custom-dark,#0f172a)}
body[data-color-scheme="custom"] .section-title::after{background:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .section-alt{background:var(--custom-bg-alt,#f8fafc)}
body[data-color-scheme="custom"] .feature-card:hover{border-color:var(--custom-primary,#1a56db);color:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .filter-btn:hover,body[data-color-scheme="custom"] .filter-btn.active{border-color:var(--custom-primary,#1a56db);background:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .contact-info-item h4{color:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .team-title{color:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .btn-submit{background:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .btn-submit:hover{background:var(--custom-dark,#1240a8)}
body[data-color-scheme="custom"] .nav-links a:hover,body[data-color-scheme="custom"] .nav-links a.active{background:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .logo{color:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .news-category{background:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .case-category{background:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .scene-tag{background:color-mix(in srgb,var(--custom-primary,#1a56db) 15%,#fff);color:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .product-icon-lg{background:color-mix(in srgb,var(--custom-primary,#1a56db) 10%,#fff)}
body[data-color-scheme="custom"] .btn-product-detail{border-color:var(--custom-primary,#1a56db);color:var(--custom-primary,#1a56db)}
body[data-color-scheme="custom"] .btn-product-detail:hover{background:var(--custom-primary,#1a56db)}
/* 色彩配置面板 */
.color-input-group{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.color-input-group label{font-size:.85rem;min-width:80px;color:var(--tl)}
.color-input-group input[type="color"]{width:40px;height:32px;border:1px solid var(--bd);border-radius:4px;cursor:pointer;padding:2px}
.color-input-group input[type="text"]{flex:1;padding:6px 10px;border:1px solid var(--bd);border-radius:4px;font-size:.85rem;font-family:monospace}
.color-preset-bar{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.color-preset{width:36px;height:36px;border-radius:6px;cursor:pointer;border:2px solid var(--bd);transition:all .15s;position:relative}
.color-preset:hover{transform:scale(1.1);border-color:var(--p)}
.color-preset.active{border-color:var(--p);box-shadow:0 0 0 3px rgba(26,86,219,.2)}
.color-preset::after{content:attr(data-name);position:absolute;bottom:-18px;left:50%;transform:translateX(-50%);font-size:.65rem;color:var(--tl);white-space:nowrap}
/* 卡片弹跳入场动画 */
@keyframes bounceInUp{0%{opacity:0;transform:translateY(40px) scale(.92)}60%{opacity:1;transform:translateY(-8px) scale(1.02)}80%{transform:translateY(3px) scale(.99)}100%{opacity:1;transform:translateY(0) scale(1)}}
.card-bounce-in{animation:bounceInUp .6s cubic-bezier(.34,1.56,.64,1) forwards;opacity:0}
.card-bounce-in.bounce-done{animation:none;opacity:1;transform:none}
/* 统一卡片悬停交互 */
.product-card,.news-card,.case-card,.team-card,.testimonial-card,.partner-card,.feature-card,.counter-item,.case-waterfall-item,.product-card-modern{transition:transform .35s cubic-bezier(.34,1.56,.64,1),box-shadow .3s,border-color .3s,background .3s}
.product-card:hover,.news-card:hover,.case-card:hover,.team-card:hover,.testimonial-card:hover,.partner-card:hover,.feature-card:hover,.case-waterfall-item:hover,.product-card-modern:hover{transform:scale(1.05) translateY(-5px);box-shadow:0 12px 40px rgba(0,0,0,.12);border-color:var(--p)}
.product-card:hover{background:color-mix(in srgb,var(--p) 5%,#fff)}
.news-card:hover{background:color-mix(in srgb,var(--p) 5%,#fff)}
.case-card:hover{background:color-mix(in srgb,var(--p) 5%,#fff)}
.team-card:hover{background:color-mix(in srgb,var(--p) 5%,#fff)}
.testimonial-card:hover{background:color-mix(in srgb,var(--p) 5%,#fff)}
.partner-card:hover{background:color-mix(in srgb,var(--p) 5%,#fff)}
.feature-card:hover{background:color-mix(in srgb,var(--p) 5%,var(--bga))}
.case-waterfall-item:hover{background:color-mix(in srgb,var(--p) 5%,#fff)}
.product-card-modern:hover{background:color-mix(in srgb,var(--p) 5%,#fff)}
/* 悬停时标题变主色 */
.product-card:hover .product-name,.news-card:hover .news-title,.case-card:hover .case-title,.team-card:hover .team-name,.testimonial-card:hover .testimonial-name,.case-waterfall-item:hover .case-title,.product-card-modern:hover .product-name{color:var(--p)}
/* 悬停时图片微缩放 */
.product-card:hover .product-icon,.team-card:hover .team-avatar,.partner-card:hover{transform:scale(1.08)}

/* ============ 登录页 ============ */
.login-overlay{position:fixed;inset:0;z-index:99999;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f172a 0%,#1e293b 100%)}
.login-overlay.hidden{display:none}
.login-card{background:#fff;border-radius:12px;padding:40px 36px;width:380px;max-width:92vw;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.login-title{text-align:center;margin-bottom:28px;font-size:1.4rem;color:#0f172a}
.login-btn{width:100%;margin-top:8px;padding:12px;font-size:1rem;cursor:pointer}
.login-error{color:#ef4444;font-size:.85rem;min-height:20px;margin-bottom:4px}
.btn-logout{background:#ef4444;color:#fff;border:none;border-radius:6px;padding:6px 14px;font-size:.82rem;cursor:pointer;margin-left:12px;transition:background .2s}
.btn-logout:hover{background:#dc2626}