: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-s3-icon { width: 60px; height: 60px; background: var(--matrix-primary); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 24px; }
.f-s3-link { color: #1e293b; text-decoration: none; font-weight: 600; }
.f-s3-link:hover { color: var(--matrix-primary); }

/* Block: about_id */
.a6-rich-body { font-size: 1.15rem; line-height: 2.2; color: #334155; }
.a6-header h2 { letter-spacing: 5px; color: var(--matrix-primary); }

/* 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-s4-box { border-radius: var(--matrix-radius); }
.w-s4-box:hover { border-color: var(--matrix-primary) !important; background: #fafafa; }
.w-s4-num { font-size: 1.5rem; font-weight: 900; color: var(--matrix-primary); opacity: 0.3; }

/* Block: departments_id */
.text-primary-s7 { color: var(--matrix-primary); }
.d-s7-icon { font-size: 2.2rem; color: var(--matrix-primary); opacity: 0.8; }

/* Block: security_id */
.sec-s2-img { border: 8px solid #fff; }
.sec-s2-badge { position: absolute; bottom: 30px; left: -10px; background: #dc3545; color: #fff; font-weight: 800; font-size: 12px; transform: rotate(-5deg); }
.sec-s2-check { width: 32px; height: 32px; background: var(--matrix-primary); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; flex-shrink: 0; }

/* Block: judge_id */
.j-s4-bubble { width: 340px; background: #fafafa; border-radius: var(--matrix-radius); position: relative; }
.j-s4-bubble:hover { background: #fff; border-color: var(--matrix-primary) !important; box-shadow: 0 8px 15px rgba(0,0,0,0.05); }
.j-s4-avatar { width: 40px; height: 40px; border: 3px solid #fff; box-shadow: 0 2px 5px rgba(0,0,0,0.1); }
.j-s4-scroll::-webkit-scrollbar { display: none; }

/* Block: app_id */
.app-s4 i { color: var(--matrix-primary) !important; }
.app-s4 .btn-primary { background: var(--matrix-primary); border-color: var(--matrix-primary); }

/* Block: news_id */
.n-s7-num { width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 900; background: #ddd; color: #fff; border-radius: 4px; }
.n-s7-num.active { background: var(--matrix-primary); }

/* Block: faq_id */
.faq-icon-s7 { font-size: 32px; color: var(--matrix-primary); }
.faq-s7-wrapper h5 { letter-spacing: -0.5px; }

/* 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; }