/* ============================================================
   北京市兴禹职业技能培训学校 - 全局样式表 (styles.css)
   适用页面：首页、培训详情、概况&联系、新闻列表、新闻详情、培训项目列表
   版本：1.0
   ============================================================ */

/* ========== CSS 变量与全局重置 ========== */
:root{--primary:#1a3c5e;--primary-dark:#0f2840;--primary-light:#2a5580;--accent:#d4943a;--accent-light:#e8b860;
   --white:#ffffff;--gray-50:#f8f9fa;--gray-100:#f0f2f5;--gray-200:#e2e6ea;--gray-300:#cdd3d9;--gray-400:#a0aab4;--gray-500:#6b7682;--gray-700:#3a424d;--gray-900:#1a1d22;
   --shadow-sm:0 1px 3px rgba(0,0,0,0.06),0 1px 2px rgba(0,0,0,0.04);--shadow:0 4px 16px rgba(0,0,0,0.08),0 2px 6px rgba(0,0,0,0.04);
   --shadow-lg:0 12px 32px rgba(0,0,0,0.12),0 4px 12px rgba(0,0,0,0.06);--shadow-xl:0 20px 48px rgba(0,0,0,0.15),0 8px 20px rgba(0,0,0,0.08);
   --radius-sm:6px;--radius:10px;--radius-lg:16px;--radius-xl:20px;--transition:0.3s cubic-bezier(0.4,0,0.2,1);
   --font-sans:'PingFang SC','Microsoft YaHei','Hiragino Sans GB',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
   --max-width:1200px;--nav-height:72px;--nav-height-mobile:60px;
   --accent: #d4943a;
    --accent-light: #e8b860;
    --accent-bg: rgba(212, 148, 58, 0.08);
    --accent-bg-hover: rgba(212, 148, 58, 0.15);

}
    *,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
    html{scroll-behavior:smooth;font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
    body{font-family:var(--font-sans);color:var(--gray-700);background-color:var(--white);line-height:1.7;min-width:320px;overflow-x:hidden;}
    a{text-decoration: none;color: var(--primary-light);}
    a:hover{color: var(--primary-dark);}
    ul{list-style: none;}

    /* ========== 顶部导航栏 ========== */
    .header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,0.97);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:all var(--transition);height:var(--nav-height);}
    .header.scrolled{border-bottom-color:var(--gray-200);box-shadow:var(--shadow);background:rgba(255,255,255,0.98);}
    .header-inner{max-width:var(--max-width);margin:0 auto;padding:0 24px;height:100%;display:flex;align-items:center;justify-content:space-between;}
    .logo-area{display:flex;align-items:center;gap:12px;text-decoration:none;flex-shrink:0;z-index:1001;}
    .logo-icon{width:44px;height:44px;background:linear-gradient(135deg,var(--primary),var(--primary-light));border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 2px 8px rgba(26,60,94,0.25);}
    .logo-icon svg{width:26px;height:26px;fill:#fff;}
    .logo-text{display:flex;flex-direction:column;line-height:1.2;}
    .logo-title{font-size:1.1rem;font-weight:700;color:var(--primary);letter-spacing:0.02em;white-space:nowrap;}
    .logo-subtitle{font-size:0.7rem;color:var(--gray-500);letter-spacing:0.04em;white-space:nowrap;}

    /* 导航菜单 */
    .nav-menu{display:flex;align-items:center;list-style:none;gap:4px;}
    .nav-menu li{position:relative;}
    .nav-menu a{display:block;padding:10px 18px;text-decoration:none;color:var(--gray-700);font-size:0.95rem;font-weight:500;border-radius:var(--radius-sm);transition:all var(--transition);white-space:nowrap;letter-spacing:0.02em;}
    .nav-menu a:hover,.nav-menu a.active{color:var(--primary);background:rgba(26,60,94,0.05);}
    .nav-menu a.active{font-weight:600;color:var(--primary);}
    .nav-menu a.active::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:20px;height:3px;background:var(--accent);border-radius:3px;}

    /* 汉堡菜单按钮 */
    .hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;z-index:1001;padding:8px;background:none;border:none;width:40px;height:40px;align-items:center;justify-content:center;border-radius:var(--radius-sm);transition:background var(--transition);}
    .hamburger:hover{background:var(--gray-100);}
    .hamburger span{display:block;width:24px;height:2.5px;background:var(--gray-700);border-radius:2px;transition:all var(--transition);transform-origin:center;}
    .hamburger.active span:nth-child(1){transform:translateY(7.5px) rotate(45deg);}
    .hamburger.active span:nth-child(2){opacity:0;transform:scaleX(0);}
    .hamburger.active span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);}

    /* 移动端菜单 */
    .mobile-nav-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:999;opacity:0;transition:opacity var(--transition);}
    .mobile-nav-overlay.show{display:block;opacity:1;}
    .mobile-nav-panel{display:none;position:fixed;top:0;right:-320px;width:300px;max-width:85vw;height:100vh;background:#fff;z-index:1000;padding:90px 28px 40px;transition:right var(--transition);box-shadow:var(--shadow-xl);overflow-y:auto;}
    .mobile-nav-panel.open{right:0;}
    .mobile-nav-panel a{display:block;padding:14px 16px;text-decoration:none;color:var(--gray-700);font-size:1.05rem;font-weight:500;border-radius:var(--radius-sm);transition:all var(--transition);margin-bottom:4px;}
    .mobile-nav-panel a:hover,.mobile-nav-panel a.active{color:var(--primary);background:rgba(26,60,94,0.05);font-weight:600;}

    /* ========== 轮播图区域 ========== */
    .hero-slider{margin-top:var(--nav-height);position:relative;width:100%;height:560px;overflow:hidden;background:var(--gray-900);}
    .slider-wrapper{position:relative;width:100%;height:100%;}
    .slide{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity 0.8s cubic-bezier(0.4,0,0.2,1);pointer-events:none;padding:40px 24px;}
    .slide.active{opacity:1;pointer-events:auto;z-index:1;}
    .slide-bg{position:absolute;inset:0;z-index:0;background-size:cover;background-position:center;background-repeat:no-repeat;}
    .slide-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,25,40,0.55) 0%,rgba(15,25,40,0.35) 40%,rgba(15,25,40,0.6) 100%);z-index:1;}

    /* 各幻灯片背景 */
    .slide:nth-child(1) .slide-bg{background:linear-gradient(135deg,#1a3c5e 0%,#1a4a6e 30%,#1e5a82 60%,#1a3c5e 100%);background-image:radial-gradient(ellipse at 20% 50%,rgba(255,255,255,0.06) 0%,transparent 60%),radial-gradient(ellipse at 75% 30%,rgba(212,148,58,0.12) 0%,transparent 50%),linear-gradient(135deg,#1a3c5e 0%,#1a4a6e 30%,#1e5a82 60%,#1a3c5e 100%);}
    .slide:nth-child(2) .slide-bg{background:linear-gradient(135deg,#0f2b3d 0%,#163d54 35%,#1a4a5e 65%,#0f2b3d 100%);background-image:radial-gradient(ellipse at 70% 60%,rgba(255,255,255,0.05) 0%,transparent 55%),radial-gradient(ellipse at 30% 25%,rgba(212,148,58,0.1) 0%,transparent 45%),linear-gradient(135deg,#0f2b3d 0%,#163d54 35%,#1a4a5e 65%,#0f2b3d 100%);}
    .slide:nth-child(3) .slide-bg{background:linear-gradient(135deg,#1a3548 0%,#1e4058 30%,#224e68 60%,#1a3548 100%);background-image:radial-gradient(ellipse at 25% 55%,rgba(255,255,255,0.05) 0%,transparent 50%),radial-gradient(ellipse at 65% 35%,rgba(232,184,96,0.1) 0%,transparent 45%),linear-gradient(135deg,#1a3548 0%,#1e4058 30%,#224e68 60%,#1a3548 100%);}
    .slide:nth-child(4) .slide-bg{background:linear-gradient(135deg,#142838 0%,#1b3a4e 35%,#1f4858 65%,#142838 100%);background-image:radial-gradient(ellipse at 60% 45%,rgba(255,255,255,0.04) 0%,transparent 55%),radial-gradient(ellipse at 35% 30%,rgba(212,148,58,0.08) 0%,transparent 40%),linear-gradient(135deg,#142838 0%,#1b3a4e 35%,#1f4858 65%,#142838 100%);}

    /* 几何装饰 */
    .slide-bg::before{content:'';position:absolute;inset:0;z-index:0;opacity:0.04;background-image:repeating-linear-gradient(0deg,transparent,transparent 40px,rgba(255,255,255,0.5) 40px,rgba(255,255,255,0.5) 41px),repeating-linear-gradient(90deg,transparent,transparent 40px,rgba(255,255,255,0.5) 40px,rgba(255,255,255,0.5) 41px);}
    .slide-content{position:relative;z-index:2;text-align:center;max-width:750px;color:#fff;}
    .slide-icon{display:inline-block;width:64px;height:64px;margin-bottom:20px;background:rgba(255,255,255,0.12);border-radius:50%;display:flex;align-items:center;justify-content:center;margin-left:auto;margin-right:auto;backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,0.2);}
    .slide-icon svg{width:32px;height:32px;fill:#fff;opacity:0.9;}
    .slide-content .tag{display:inline-block;padding:6px 18px;background:rgba(255,255,255,0.15);border:1px solid rgba(255,255,255,0.25);border-radius:50px;font-size:0.85rem;letter-spacing:0.06em;margin-bottom:16px;backdrop-filter:blur(4px);}
    .slide-content h2{font-size:2.6rem;font-weight:700;letter-spacing:0.03em;margin-bottom:12px;text-shadow:0 2px 12px rgba(0,0,0,0.3);line-height:1.25;}
    .slide-content p{font-size:1.15rem;opacity:0.9;margin-bottom:28px;line-height:1.6;text-shadow:0 1px 6px rgba(0,0,0,0.25);}
    .slide-content .btn-slide{display:inline-block;padding:13px 36px;background:var(--accent);color:#fff;text-decoration:none;border-radius:50px;font-weight:600;font-size:1rem;letter-spacing:0.03em;transition:all var(--transition);box-shadow:0 6px 20px rgba(212,148,58,0.4);cursor:pointer;}
    .slide-content .btn-slide:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 10px 28px rgba(212,148,58,0.5);}

    /* 轮播导航箭头 */
    .slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:10;width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,0.2);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,0.3);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition);color:#fff;font-size:1.4rem;user-select:none;-webkit-tap-highlight-color:transparent;}
    .slider-arrow:hover{background:rgba(255,255,255,0.35);border-color:rgba(255,255,255,0.5);}
    .slider-arrow.prev{left:20px;}
    .slider-arrow.next{right:20px;}
    .slider-arrow svg{width:20px;height:20px;fill:none;stroke:#fff;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;}

    /* 指示器 */
    .slider-dots{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);z-index:10;display:flex;gap:10px;}
    .slider-dots button{width:12px;height:12px;border-radius:50%;border:2px solid rgba(255,255,255,0.6);background:transparent;cursor:pointer;transition:all var(--transition);padding:0;-webkit-tap-highlight-color:transparent;}
    .slider-dots button.active{background:#fff;border-color:#fff;box-shadow:0 0 10px rgba(255,255,255,0.5);transform:scale(1.2);}

    /* ========== 学校简介 ========== */
    .section{padding:80px 24px;}
    .section-inner{max-width:var(--max-width);margin:0 auto;}
    .section-header{text-align:center;margin-bottom:50px;}
    .section-header .label{display:inline-block;padding:6px 16px;background:rgba(26,60,94,0.06);color:var(--primary);border-radius:50px;font-size:0.85rem;font-weight:600;letter-spacing:0.05em;margin-bottom:14px;}
    .section-header h2{font-size:2rem;font-weight:700;color:var(--gray-900);letter-spacing:0.02em;margin-bottom:8px;}
    .section-header .divider{width:50px;height:3px;background:var(--accent);border-radius:3px;margin:0 auto;}
    .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;}
    .about-image{position:relative;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:4/3;background:linear-gradient(135deg,#e8ecf1 0%,#d5dce5 50%,#c8d3de 100%);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);}
    .about-image-inner{text-align:center;padding:30px;z-index: 2;background: linear-gradient(135deg, rgba(232, 236, 241, 0.5) 0%, rgba(213, 220, 229, 0.5) 50%, rgba(200, 211, 222, 0.5) 100%);}
    .about-image-inner .big-icon{width:80px;height:80px;margin:0 auto 16px;background:rgba(26,60,94,0.08);border-radius:50%;display:flex;align-items:center;justify-content:center;}
    .about-image-inner .big-icon svg{width:40px;height:40px;fill:var(--primary);}
    .about-image-inner .stats{display:flex;gap:30px;justify-content:center;flex-wrap:wrap;}
    .about-image-inner .stat-item{text-align:center;}
    .about-image-inner .stat-number{font-size:2rem;font-weight:700;color:var(--primary);}
    .about-image-inner .stat-label{font-size:0.85rem;color:var(--gray-500);}
    .about-text h3{font-size:1.5rem;font-weight:700;color:var(--gray-900);margin-bottom:16px;letter-spacing:0.02em;}
    .about-text p{color:var(--gray-500);margin-bottom:14px;line-height:1.8;}
    .about-text .highlight-box{background:rgba(26,60,94,0.03);border-left:4px solid var(--accent);padding:16px 20px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin-top:18px;}
    .about-text .highlight-box p{margin:0;font-weight:500;color:var(--gray-700);font-size:0.95rem;}

    /* ========== 培训项目 ========== */
    .courses-section{background:var(--gray-50);}
    .courses-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
    .course-card{background:#fff;border-radius:var(--radius-lg);padding:32px 24px;text-align:center;box-shadow:var(--shadow-sm);transition:all var(--transition);border:1px solid var(--gray-200);position:relative;overflow:hidden;}
    .course-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transition:transform var(--transition);}
    .course-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-6px);border-color:transparent;}
    .course-card:hover::before{transform:scaleX(1);}
    .course-icon{width:56px;height:56px;margin:0 auto 16px;background:rgba(26,60,94,0.06);border-radius:50%;display:flex;align-items:center;justify-content:center;}
    .course-icon svg{width:28px;height:28px;fill:var(--primary);}
    .course-card h4{font-size:1.1rem;font-weight:700;color:var(--gray-900);margin-bottom:6px;}
    
    .course-card .badge{display:inline-block;padding:3px 12px;background:rgba(212,148,58,0.12);color:var(--accent);border-radius:50px;font-size:0.78rem;font-weight:600;margin-bottom:10px;}
    .course-card p{font-size:0.9rem;color:var(--gray-500);line-height:1.5;}

    /* ========== 优势特色 ========== */
    .features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
    .feature-card{text-align:center;padding:36px 24px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--gray-200);transition:all var(--transition);}
    .feature-card:hover{box-shadow:var(--shadow);border-color:transparent;}
    .feature-card .feat-icon{width:60px;height:60px;margin:0 auto 18px;background:linear-gradient(135deg,rgba(26,60,94,0.06),rgba(26,60,94,0.02));border-radius:50%;display:flex;align-items:center;justify-content:center;}
    .feature-card .feat-icon svg{width:30px;height:30px;fill:var(--primary);}
    .feature-card h4{font-size:1.1rem;font-weight:700;color:var(--gray-900);margin-bottom:8px;}
    .feature-card h4 a,.course-card h4 a{color: var(--primary-light);}
    .feature-card h4 a:hover,.course-card h4 a:hover{color: var(--primary-dark);}
    .feature-card p{font-size:0.9rem;color:var(--gray-500);line-height:1.6;}

    /* ========== 页脚 ========== */
    .footer{background:var(--gray-900);color:#c5cdd5;padding:60px 24px 30px;}
    .footer-inner{max-width:var(--max-width);margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;}
    .footer-col h4{color:#fff;font-size:1.05rem;font-weight:700;margin-bottom:18px;letter-spacing:0.03em;}
    .footer-col p,.footer-col li{font-size:0.9rem;line-height:1.7;margin-bottom:8px;}
    .footer-col ul{list-style:none;padding:0;}
    .footer-col ul li a{color:#c5cdd5;text-decoration:none;transition:color var(--transition);}
    .footer-col ul li a:hover{color:var(--accent-light);}
    .footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
    .footer-logo .fl-icon{width:38px;height:38px;background:rgba(255,255,255,0.1);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;}
    .footer-logo .fl-icon svg{width:22px;height:22px;fill:#fff;}
    .footer-logo span{font-weight:700;font-size:1rem;color:#fff;letter-spacing:0.02em;}
    .footer-bottom{max-width:var(--max-width);margin:30px auto 0;padding-top:24px;border-top:1px solid rgba(255,255,255,0.1);text-align:center;font-size:0.85rem;color:#8a949e;letter-spacing:0.02em;}
    .footer-bottom a{color: #8a949e;}

    .more{display: inline-block; margin-top:10px;color:var(--primary);border-radius:50px;font-size:0.85rem;font-weight:600;letter-spacing:0.05em;margin-bottom:14px;}

    /* ========== 页面头部横幅 ========== */
     .page-banner{margin-top: var(--nav-height);background:linear-gradient(135deg,var(--primary) 0%,#1a4a6e 30%,#1e5a82 60%,var(--primary) 100%);padding:50px 24px 40px;text-align:center;position:relative;overflow:hidden;}
     .page-banner::before{content:'';position:absolute;inset:0;opacity:0.04;background-image:repeating-linear-gradient(0deg,transparent,transparent 30px,rgba(255,255,255,0.5) 30px,rgba(255,255,255,0.5) 31px),repeating-linear-gradient(90deg,transparent,transparent 30px,rgba(255,255,255,0.5) 30px,rgba(255,255,255,0.5) 31px);pointer-events:none;}
     .page-banner-content{position:relative;z-index:1;max-width:700px;margin:0 auto;}
     .page-banner h1{font-size:1.8rem;font-weight:700;color:#fff;letter-spacing:0.03em;margin-bottom:6px;text-shadow:0 2px 8px rgba(0,0,0,0.2);}
     .page-banner .banner-subtitle{font-size:0.9rem;color:rgba(255,255,255,0.8);}

    /* 文章内容 */
     .article-content{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--gray-200);padding:36px 32px;min-width:0;}
     .article-content .article-header{margin-bottom:24px;}
     .article-content .article-tag{display:inline-block;padding:4px 14px;background:var(--accent-bg);color:var(--accent);border-radius:50px;font-size:0.8rem;font-weight:600;letter-spacing:0.03em;margin-bottom:12px;}
     .article-content h2{font-size:1.8rem;font-weight:700;color:var(--gray-900);line-height:1.35;margin-bottom:12px;letter-spacing:0.02em;}
     .article-content .article-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:0.85rem;color:var(--gray-500);padding-bottom:16px;border-bottom:1px solid var(--gray-200);margin-bottom:20px;}
     .article-content .article-meta span{display:flex;align-items:center;gap:5px;}
     .article-content .article-meta svg{width:15px;height:15px;flex-shrink:0;}
     .article-body h3{font-size:1.25rem;font-weight:700;color:var(--gray-900);margin:28px 0 12px;padding-left:14px;border-left:3px solid var(--accent);}
     .article-body p{color:var(--gray-700);line-height:1.9;margin-bottom:16px;font-size:0.95rem;}
     .article-body .highlight-quote{background:rgba(26,60,94,0.03);border-left:4px solid var(--primary);padding:18px 22px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin:24px 0;font-style:italic;color:var(--gray-700);font-size:0.95rem;}
     .article-body .highlight-quote strong{color:var(--primary);font-style:normal;}
     .article-body ul{padding-left:24px;margin-bottom:16px;}
     .article-body ul li{margin-bottom:8px;color:var(--gray-700);line-height:1.7;}
     .article-body img{width: 100%;}
     .article-image-placeholder{width:100%;aspect-ratio:16/9;background:linear-gradient(135deg,#e8ecf1 0%,#d5dce5 50%,#c8d3de 100%);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin:24px 0;color:var(--gray-400);font-size:0.9rem;letter-spacing:0.03em;border:1px dashed var(--gray-300);}
     .article-footer-actions{margin-top:28px;padding-top:20px;border-top:1px solid var(--gray-200);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;}
     .btn-back{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;background:var(--gray-100);color:var(--gray-700);text-decoration:none;border-radius:50px;font-size:0.88rem;font-weight:500;transition:all var(--transition);}
     .btn-back:hover{background:var(--gray-200);color:var(--primary);}
     .share-buttons{display:flex;gap:8px;}
     .share-btn{width:36px;height:36px;border-radius:50%;background:var(--gray-100);display:flex;align-items:center;justify-content:center;transition:all var(--transition);cursor:pointer;border:none;color:var(--gray-500);}
     .share-btn:hover{background:var(--primary);color:#fff;}
     .share-btn svg{width:16px;height:16px;fill:currentColor;}

     /* ========== 面包屑导航 ========== */
     .breadcrumb-wrapper{background:#fff;border-bottom:1px solid var(--gray-200);padding:0 24px;}
     .breadcrumb-inner{max-width:var(--max-width);margin:0 auto;padding:14px 0;}
     .breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:6px;list-style:none;font-size:0.88rem;color:var(--gray-500);}
     .breadcrumb li{display:flex;align-items:center;gap:6px;}
     .breadcrumb li+li::before{content:'';display:inline-block;width:5px;height:5px;border-right:1.5px solid var(--gray-400);border-top:1.5px solid var(--gray-400);transform:rotate(45deg);margin-right:2px;flex-shrink:0;}
     .breadcrumb a{color:var(--gray-500);text-decoration:none;transition:color var(--transition);white-space:nowrap;}
     .breadcrumb a:hover{color:var(--primary);}
     .breadcrumb .current{color:var(--primary);font-weight:600;white-space:nowrap;}
     .breadcrumb-icon{width:16px;height:16px;flex-shrink:0;}

     /* ===== 学校概况区域 ===== */
      .about-section{margin-bottom:0px;}
      .about-grid{align-items:center;background:#fff;border-radius:var(--radius-lg);padding:40px 36px;box-shadow:var(--shadow-sm);border:1px solid var(--gray-200);}
      .about-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:4/3;background:linear-gradient(135deg,#e8ecf1 0%,#d5dce5 50%,#c8d3de 100%);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);}
      .about-visual-inner{text-align:center;padding:30px;}
      .about-visual-inner .big-icon{width:80px;height:80px;margin:0 auto 16px;background:rgba(26,60,94,0.08);border-radius:50%;display:flex;align-items:center;justify-content:center;}
      .about-visual-inner .big-icon svg{width:40px;height:40px;fill:var(--primary);}
      .about-visual-inner .stats{display:flex;gap:30px;justify-content:center;flex-wrap:wrap;}
      .about-visual-inner .stat-item{text-align:center;}
      .about-visual-inner .stat-number{font-size:2rem;font-weight:700;color:var(--primary);}
      .about-visual-inner .stat-label{font-size:0.85rem;color:var(--gray-500);}
      .about-text h3{font-size:1.4rem;font-weight:700;color:var(--gray-900);margin-bottom:14px;letter-spacing:0.02em;}
      .about-text p{color:var(--gray-500);margin-bottom:12px;line-height:1.85;font-size:1rem;}
      .about-text .highlight-box{background:rgba(26,60,94,0.03);border-left:4px solid var(--accent);padding:14px 18px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin-top:16px;}
      .about-text .highlight-box p{margin:0;font-weight:500;color:var(--gray-700);font-size:0.9rem;}



       /* ========== 主内容区 ========== */
       .main-content-wrapper{max-width:var(--max-width);margin:0 auto;padding:40px 24px 60px;}



      .main-show-wrapper{max-width:var(--max-width);margin:0 auto;padding:40px 24px 60px;display:grid;grid-template-columns:1fr 300px;gap:32px;align-items:start;}
       /* 文章内容 */
      .article-content{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--gray-200);padding:36px 32px;min-width:0;}
      .article-content .article-header{margin-bottom:24px;}
      .article-content .article-tag{display:inline-block;padding:4px 14px;background:var(--accent-bg);color:var(--accent);border-radius:50px;font-size:0.8rem;font-weight:600;letter-spacing:0.03em;margin-bottom:12px;}
      .article-content h2{font-size:1.8rem;font-weight:700;color:var(--gray-900);line-height:1.35;margin-bottom:12px;letter-spacing:0.02em;}
      .article-content .article-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:0.85rem;color:var(--gray-500);padding-bottom:16px;border-bottom:1px solid var(--gray-200);margin-bottom:20px;}
      .article-content .article-meta span{display:flex;align-items:center;gap:5px;}
      .article-content .article-meta svg{width:15px;height:15px;flex-shrink:0;}
      .article-body h3{font-size:1.25rem;font-weight:700;color:var(--gray-900);margin:28px 0 12px;padding-left:14px;border-left:3px solid var(--accent);}
      .article-body p{color:var(--gray-700);line-height:1.9;margin-bottom:16px;font-size:0.95rem;}
      .article-body .highlight-quote{background:rgba(26,60,94,0.03);border-left:4px solid var(--primary);padding:18px 22px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin:24px 0;font-style:italic;color:var(--gray-700);font-size:0.95rem;}
      .article-body .highlight-quote strong{color:var(--primary);font-style:normal;}
      .article-body ul{padding-left:24px;margin-bottom:16px;}
      .article-body ul li{margin-bottom:8px;color:var(--gray-700);line-height:1.7;}
      .article-image-placeholder{width:100%;aspect-ratio:16/9;background:linear-gradient(135deg,#e8ecf1 0%,#d5dce5 50%,#c8d3de 100%);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin:24px 0;color:var(--gray-400);font-size:0.9rem;letter-spacing:0.03em;border:1px dashed var(--gray-300);}
      .article-footer-actions{margin-top:28px;padding-top:20px;border-top:1px solid var(--gray-200);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;}
      .btn-back{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;background:var(--gray-100);color:var(--gray-700);text-decoration:none;border-radius:50px;font-size:0.88rem;font-weight:500;transition:all var(--transition);}
      .btn-back:hover{background:var(--gray-200);color:var(--primary);}
      .share-buttons{display:flex;gap:8px;}
      .share-btn{width:36px;height:36px;border-radius:50%;background:var(--gray-100);display:flex;align-items:center;justify-content:center;transition:all var(--transition);cursor:pointer;border:none;color:var(--gray-500);}
      .share-btn:hover{background:var(--primary);color:#fff;}
      .share-btn svg{width:16px;height:16px;fill:currentColor;}

      /* 侧边栏 */
      .sidebar{display:flex;flex-direction:column;gap:24px;position:sticky;top:calc(var(--nav-height) + 20px);}
      .sidebar-card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--gray-200);padding:22px 20px;}
      .sidebar-card h4{font-size:1rem;font-weight:700;color:var(--gray-900);margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--gray-100);letter-spacing:0.02em;}
      .related-news-list{list-style:none;display:flex;flex-direction:column;gap:12px;}
      .related-news-list li a{display:flex;gap:10px;text-decoration:none;color:var(--gray-700);transition:all var(--transition);align-items:flex-start;}
      .related-news-list li a:hover{color:var(--primary);}
      .related-news-list .related-thumb{width:70px;height:50px;border-radius:var(--radius-sm);background:var(--gray-200);display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden;}
      .related-news-list .related-thumb svg{width:24px;height:24px;fill:var(--gray-400);}
      .related-news-list .related-info{flex:1;min-width:0;}
      .related-news-list .related-info .related-title{font-size:0.85rem;font-weight:600;line-height:1.4;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
      .related-news-list .related-info .related-date{font-size:0.75rem;color:var(--gray-400);}
      .hot-tags{display:flex;flex-wrap:wrap;gap:8px;}
      .hot-tags a{padding:5px 14px;background:var(--gray-50);border-radius:50px;font-size:0.8rem;color:var(--gray-500);text-decoration:none;transition:all var(--transition);border:1px solid transparent;}
      .hot-tags a:hover{background:var(--accent-bg);color:var(--accent);border-color:var(--accent);}

      /* 新闻列表 */
      .news-list{display:flex;flex-direction:column;gap:24px;}
      .news-card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--gray-200);overflow:hidden;display:flex;transition:all var(--transition);text-decoration:none;color:inherit;}
      .news-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);border-color:transparent;}
      .news-card-image{width:280px;min-width:280px;background:linear-gradient(135deg,#e8ecf1 0%,#d5dce5 50%,#c8d3de 100%);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;}
      .news-card-image img{width:100%;height:100%;object-fit:cover;display:none;}
      .news-card-image .placeholder-icon{width:56px;height:56px;fill:var(--primary);opacity:0.3;}
      .news-card-body{flex:1;padding:24px 24px 20px;display:flex;flex-direction:column;justify-content:center;min-width:0;}
      .news-card-body .news-tag{display:inline-block;padding:4px 12px;background:var(--accent-bg);color:var(--accent);border-radius:50px;font-size:0.75rem;font-weight:600;letter-spacing:0.03em;margin-bottom:10px;width:fit-content;}
      .news-card-body h3{font-size:1.15rem;font-weight:700;color:var(--gray-900);margin-bottom:8px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color var(--transition);}
      .news-card:hover .news-card-body h3{color:var(--primary);}
      .news-card-body .news-summary{font-size:0.9rem;color:var(--gray-500);line-height:1.6;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
      .news-card-body .news-meta{display:flex;align-items:center;gap:16px;font-size:0.8rem;color:var(--gray-400);flex-wrap:wrap;}
      .news-card-body .news-meta span{display:flex;align-items:center;gap:4px;}
      .news-card-body .news-meta svg{width:14px;height:14px;flex-shrink:0;}

      /* 分页 */
      .pagination{display:flex;justify-content:center;align-items:center;gap:6px;margin-top:48px;flex-wrap:wrap;}
      .pagination a,.pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 8px;border-radius:var(--radius-sm);font-size:0.9rem;font-weight:500;text-decoration:none;transition:all var(--transition);border:1px solid var(--gray-200);background:#fff;color:var(--gray-700);cursor:pointer;user-select:none;white-space:nowrap;}
      .pagination a:hover{border-color:var(--primary);color:var(--primary);background:rgba(26,60,94,0.03);}
      .pagination .active a{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:700;pointer-events:none;}
      .pagination .disabled{opacity:0.4;pointer-events:none;cursor:default;}
      .pagination .pagination-arrow{font-size:1.1rem;}

      /* 办学特色卡片 */
      .features-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:32px;}
      .feature-mini-card{background:#fff;border-radius:var(--radius);padding:24px 18px;text-align:center;box-shadow:var(--shadow-sm);border:1px solid var(--gray-200);transition:all var(--transition);}
      .feature-mini-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:transparent;}
      .feature-mini-card .feat-icon-sm{width:48px;height:48px;margin:0 auto 12px;background:rgba(26,60,94,0.06);border-radius:50%;display:flex;align-items:center;justify-content:center;}
      .feature-mini-card .feat-icon-sm svg{width:24px;height:24px;fill:var(--primary);}
      .feature-mini-card h4{font-size:0.95rem;font-weight:700;color:var(--gray-900);margin-bottom:4px;}
      .feature-mini-card p{font-size:0.8rem;color:var(--gray-500);line-height:1.5;}


      .about-image::before {
          content: "";
          position: absolute;
          top: 0;
          left: 0;
          right: 0;
          bottom: 0;
          background: url(/images/about.jpg) center center no-repeat;
          background-size: 100% 100%;   /* 与原设置保持一致 */
          filter: blur(3px);            /* 模糊半径，可调整，如 4px, 8px 等 */
          z-index: 1;                  /* 置于底层，让内容浮在上面 */
      }

    /* ========== 响应式设计 ========== */
    @media (max-width:1024px){
        .courses-grid{grid-template-columns:repeat(2,1fr);}
        .footer-inner{grid-template-columns:1fr 1fr;gap:30px;}
        .hero-slider{height:420px;}
        .slide-content h2{font-size:2rem;}
        .slide-content p{font-size:1rem;}
        .about-grid{grid-template-columns:1fr;gap:30px;}
        .about-image{aspect-ratio:16/9;max-height:350px;}
         .article-content{padding:28px 22px;}
         .article-content h2{font-size:1.5rem;}
         .main-show-wrapper { grid-template-columns: 240px 1fr; gap: 24px; }
         .news-card-image{width:200px;min-width:200px;}
         .features-row{grid-template-columns:repeat(2,1fr);gap:14px;}
    }
    @media (max-width:768px){
      .header{height:var(--nav-height-mobile);}
      .hero-slider{margin-top:var(--nav-height-mobile);height:380px;}
      .nav-menu{display:none;}
      .hamburger{display:flex;}
      .mobile-nav-panel{display:block;}
      .slide-content h2{font-size:1.5rem;}
      .slide-content p{font-size:0.9rem;margin-bottom:18px;}
      .slide-content .btn-slide{padding:10px 26px;font-size:0.9rem;}
      .slide-icon{width:48px;height:48px;margin-bottom:12px;}
      .slide-icon svg{width:24px;height:24px;}
      .slider-arrow{width:36px;height:36px;}
      .slider-arrow.prev{left:8px;}
      .slider-arrow.next{right:8px;}
      .slider-dots{bottom:16px;gap:8px;}
      .slider-dots button{width:10px;height:10px;}
      .section{padding:50px 16px;}
      .section-header h2{font-size:1.5rem;}
      .courses-grid{grid-template-columns:1fr 1fr;gap:14px;}
      .course-card{padding:22px 16px;}
      .features-grid{grid-template-columns:1fr 1fr;gap:14px;}
      .feature-card{padding:24px 16px;}
      .footer-inner{grid-template-columns:1fr;gap:24px;}
      .about-text h3{font-size:1.25rem;}
      .logo-title{font-size:0.9rem;}
      .logo-subtitle{font-size:0.65rem;}
      .logo-icon{width:36px;height:36px;}
      .logo-icon svg{width:20px;height:20px;}

      .page-banner{padding:40px 16px 34px;}
      .page-banner h1{font-size:1.3rem;}
      .breadcrumb{font-size:0.78rem;}
      .main-content-wrapper{padding:28px 16px 40px;}

      .article-content{padding:22px 16px;}
      .article-content h2{font-size:1.3rem;}
      .article-body h3{font-size:1.1rem;}
      .main-show-wrapper { grid-template-columns: 1fr; gap: 20px;padding: 20px 8px 40px; }

      .news-card{flex-direction:column;}
      .news-card-image{width:100%;min-width:auto;height:180px;}
      .news-card-body{padding:18px 16px;}
      .news-card-body h3{font-size:1rem;}
      .pagination a,.pagination span{min-width:34px;height:36px;font-size:0.8rem;}
      .features-row{grid-template-columns:1fr 1fr;gap:10px;}
      .feature-mini-card{padding:16px 12px;}
      .feature-mini-card h4{font-size:0.82rem;}
      .about-grid{padding:20px 14px;gap:20px;}

    }
    @media (max-width:480px){
        .hero-slider{height:320px;}
        .slide-content h2{font-size:1.25rem;}
        .slide-content p{font-size:0.8rem;}
        .slide-content .tag{font-size:0.7rem;padding:4px 12px;}
        .slide-content .btn-slide{padding:8px 20px;font-size:0.8rem;}
        .courses-grid{grid-template-columns:1fr;}
        .features-grid{grid-template-columns:1fr;}
        .about-image-inner .stats{gap:16px;}
        .about-image-inner .stat-number{font-size:1.4rem;}

         .news-card-image{height:140px;}
         .news-card-body h3{font-size:0.95rem;}
         .news-card-body .news-summary{-webkit-line-clamp:1;}
         .pagination{gap:3px;}
         .pagination a,.pagination span{min-width:30px;height:32px;font-size:0.75rem;}

    }

    /* 触摸设备轮播滑动支持提示 */
    @media (hover:none) and (pointer:coarse){
        .slider-arrow{width:40px;height:40px;}
    }