:root {
    --matrix-primary: #3b82f6;
    --matrix-primary-rgb: 59, 130, 246;
    --matrix-radius: 12px;
}

/* Block: headers_id */
/* 核心修复：彻底禁止链接下划线和默认蓝色 */
.h5-link {
    text-decoration: none !important; /* 强制取消下划线 */
    color: #334155 !important;       /* 强制使用深灰色，拒绝默认蓝 */
    font-size: 16px;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
}

/* 悬停状态：颜色变为主色，且依然不准有下划线 */
.h5-link:hover {
    color: var(--matrix-primary) !important;
    text-decoration: none !important;
    transform: translateY(-1px);
}

/* 进场按钮优化：增加一点阴影和缩放感 */
.h5-btn {
    background: #0f172a;
    color: #ffffff !important;
    padding: 8px 25px;
    border-radius: 50px;
    text-decoration: none !important;
    font-size: 14px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.h5-btn:hover {
    background: var(--matrix-primary);
    color: #fff !important;
    transform: scale(1.05);
    box-shadow: 0 10px 15px -3px rgba(var(--matrix-primary-rgb), 0.3);
}

/* 兼容性处理：防止点击后出现蓝色轮廓 */
.h5-link:focus, .h5-btn:focus {
    outline: none !important;
    box-shadow: none !important;
}

/* Block: heroes_id */
.hero-s7-deco { width: 40px; height: 2px; background: #000; }
.hero-s7-h1 { font-weight: 200; font-size: 3.5rem; letter-spacing: 5px; color: #000; }
.hero-s7-p { max-width: 700px; color: #64748b; font-size: 1.2rem; line-height: 2; font-weight: 300; }
.btn-s7-main { border: 1px solid #000; color: #000; padding: 15px 50px; text-decoration: none; text-transform: uppercase; letter-spacing: 2px; transition: 0.3s; }
.btn-s7-main:hover { background: #000; color: #fff; }

/* Block: footers_id */
.f-s7-card { background: rgba(0,0,0,0.85); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--matrix-radius); }
.f-s7-sub { color: rgba(255,255,255,0.5); text-decoration: none; font-size: 13px; margin-right: 15px; }
.f-s7-sub:hover { color: var(--matrix-primary); }
.f-s7-btn { background: var(--matrix-primary); color: #fff; padding: 12px 25px; border-radius: 100px; text-decoration: none; font-weight: 800; display: inline-block; }

/* Block: about_id */
.a2-tag-card { background: #f8fafc; border: 1px solid #eee; padding: 15px; text-align: center; font-weight: 800; color: var(--matrix-primary); border-radius: 8px; }
.a2-main-body { font-size: 1.05rem; }
.a2-section .text-primary { color: var(--matrix-primary) !important; }

/* Block: stats_id */
.s-s1-card { background: #f8fafc; border-radius: var(--matrix-radius); }
.s-s1-num { color: var(--matrix-primary); letter-spacing: -1px; }
.s-s1-card:hover { transform: translateY(-5px); box-shadow: 0 10px 20px rgba(0,0,0,0.05) !important; }

/* Block: mission_id */
.m-s1-list li { display: flex; align-items: start; margin-bottom: 20px; }
.m-s1-list li i { color: var(--matrix-primary); margin-right: 15px; margin-top: 5px; font-size: 1.1rem; }
.m-s1-list li strong { color: #1e293b; display: block; margin-bottom: 2px; }
.m-s1-img-box img { border-radius: var(--matrix-radius) !important; }

/* Block: why_us_id */
.w-s1-img-wrap img { border-radius: var(--matrix-radius); }
.w-s1-title { letter-spacing: -1px; }
.w-s1-icon { color: var(--matrix-primary); font-size: 1.5rem; }

/* Block: departments_id */
.d-s4-circle-img { width: 380px; height: 380px; border-radius: 50%; overflow: hidden; border: 8px solid #f8fafc; box-shadow: 0 20px 40px rgba(0,0,0,0.08); }
.d-s4-circle-img img { width: 100%; height: 100%; object-fit: cover; }
.d-s4-callout { background: #f8fafc; border-left-color: var(--matrix-primary) !important; }

/* Block: security_id */
.sec-s7 .display-4 { letter-spacing: -2px; }
.sec-s7-pill { background: rgba(var(--matrix-primary-rgb), 0.05); }
.tracking-widest { letter-spacing: 0.2rem; font-size: 0.8rem; }

/* Block: judge_id */
.j-s5-tile { width: 300px; border-radius: var(--matrix-radius); }
.j-s5-icon { color: var(--matrix-primary); opacity: 0.2; font-size: 1.5rem; }
.j-s5-img { width: 30px; height: 30px; }
.text-truncate-3 { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* Block: app_id */
/* 容器强制白底 */
.app-s1 { background: #ffffff !important; }

/* 标签样式：使用主色调点缀 */
.app-s1-tag { 
    color: var(--matrix-primary) !important; 
    font-weight: 800; 
    font-size: 13px; 
    text-transform: uppercase; 
    letter-spacing: 2px; 
}

/* 标题与描述：使用深冷色调，确保清晰度 */
.text-dark { color: #0f172a !important; }
.text-secondary { color: #475569 !important; }

/* 认证标签：白底黑字，提升专业感 */
.app-s1-badge { 
    position: absolute; 
    top: 20px; 
    left: 20px; 
    background: #ffffff; 
    color: #1e293b; 
    padding: 12px 24px; 
    border-radius: 50px; 
    font-weight: 700; 
    font-size: 13px; 
    border: 1px solid #f1f5f9;
}

/* 按钮重构：仿 App Store 风格 */
.app-s1-btn { 
    display: flex; 
    align-items: center; 
    gap: 15px; 
    padding: 10px 28px; 
    border-radius: 12px; 
    text-decoration: none !important; 
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); 
}

.primary-btn { background: var(--matrix-primary); color: #ffffff !important; }
.dark-btn { background: #0f172a; color: #ffffff !important; }

.app-s1-btn:hover { 
    transform: translateY(-4px); 
    box-shadow: 0 15px 30px rgba(var(--matrix-primary-rgb), 0.2);
    filter: brightness(1.1);
}

/* 图片阴影增强 */
.shadow-2xl {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15) !important;
}

/* Block: news_id */
.bg-dark-gradient { background: linear-gradient(transparent, rgba(0,0,0,0.8)); }
.n-s4-sublink:hover p { color: var(--matrix-primary); }

/* Block: faq_id */
.faq-s2-card { transition: 0.3s; border: 1px solid transparent; }
.faq-s2-card:hover { border-color: var(--matrix-primary); transform: translateY(-5px); }
.faq-s2-num { width: 40px; height: 40px; background: var(--matrix-primary); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 900; flex-shrink: 0; }

/* Block: update_id */
/* Style 3 - Terminal Mode */
.up-s3 .terminal-box { 
    border: 1px solid #334155 !important;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3) !important;
}
.up-s3 .terminal-body { 
    font-family: 'Fira Code', 'Courier New', monospace; 
    line-height: 1.8;
}
.up-s3 .text-primary { color: var(--matrix-primary) !important; }
.up-s3 .text-success { color: #10b981 !important; }
.up-s3 p { margin-bottom: 0.5rem; }