: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-s4 { background-image: radial-gradient(#ddd 1px, transparent 1px); background-size: 30px 30px; }
.hero-s4-search-box { max-width: 700px; background: #fff; border-radius: 100px; }
.btn-s4-search { background: var(--matrix-primary); color: #fff; border: none; padding: 10px 40px; border-radius: 100px; font-weight: 800; }
.hero-s4-item { font-weight: 700; color: #475569; }
.hero-s4-item i { color: var(--matrix-primary) !important; }

/* 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-s2-section { background: #0f172a; }
.s-s2-title { color: var(--matrix-primary); }
.s-s2-box { background: rgba(255, 255, 255, 0.03); border-color: rgba(255, 255, 255, 0.1) !important; }
.s-s2-accent { color: var(--matrix-primary); }
.s-s2-box:hover { background: rgba(255, 255, 255, 0.08); border-color: var(--matrix-primary) !important; }

/* Block: mission_id */
.m-s4-val { font-size: 2.5rem; font-weight: 900; color: var(--matrix-primary); margin-bottom: 5px; letter-spacing: -1px; }
.m-s4-grid > div { min-width: 120px; }

/* Block: why_us_id */
.w-s6-icon { font-size: 2.2rem; color: var(--matrix-primary); opacity: 0.8; }

/* 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-s6-circle { width: 85px; height: 85px; line-height: 85px; background: #f8fafc; color: var(--matrix-primary); border-radius: 50%; display: inline-block; font-size: 2rem; transition: 0.3s; }
.sec-s6-item:hover .sec-s6-circle { background: var(--matrix-primary); color: #fff; transform: rotateY(180deg); }

/* Block: judge_id */
.j-s3-box { border-radius: var(--matrix-radius); }
.j-s3-box:hover { box-shadow: 0 15px 30px rgba(0,0,0,0.08) !important; border-top: 3px solid var(--matrix-primary) !important; }
.j-s3-avatar { width: 40px; height: 40px; object-fit: cover; }
.j-s3-section .border-primary { border-color: var(--matrix-primary) !important; }

/* Block: app_id */
.app-s3 { background: #0f172a !important; }
.app-s3-dl-box { display: flex; align-items: center; gap: 20px; background: rgba(255,255,255,0.05); padding: 20px 30px; border-radius: 15px; border: 1px solid rgba(255,255,255,0.1); }
.app-s3-mockup { border: 10px solid #1e293b; border-radius: 40px; overflow: hidden; transform: rotate(5deg); }

/* Block: news_id */
.n-s5-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.n-s5-item:last-child { border-bottom: 0 !important; }

/* 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 7 - Pro Table */
.up-s7 .table { border-collapse: separate; border-spacing: 0; }
.up-s7 thead th { 
    background-color: #f8fafc; 
    border-bottom: 2px solid #e2e8f0; 
    color: #475569; 
    text-transform: uppercase; 
    font-size: 0.75rem; 
    letter-spacing: 1px; 
}
.up-s7 tbody tr { transition: 0.2s; }
.up-s7 tbody tr:hover { background-color: rgba(var(--matrix-primary-rgb), 0.02); }
.up-s7 .text-dark { color: #0f172a !important; }
.up-s7 .text-secondary { color: #64748b !important; }