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

/* Block: headers_id */
/* 头部背景：深色渐变并支持毛玻璃 */
.h3-header {
    background: rgba(15, 23, 42, 0.9) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

/* 胶囊容器 */
.h3-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* 导航链接：强制干掉蓝色 */
.h3-link {
    color: rgba(255, 255, 255, 0.85) !important; /* 强制覆盖 */
    text-decoration: none !important;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

/* 悬停动画：底部线条绘制 */
.h3-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--matrix-primary);
    transition: width 0.3s ease;
}

.h3-link:hover {
    color: #ffffff !important;
}

.h3-link:hover::after {
    width: 100%;
}

/* 进入官网按钮 */
.h3-btn {
    background: var(--matrix-primary);
    color: #ffffff !important;
    padding: 8px 22px;
    border-radius: 50px;
    text-decoration: none !important;
    font-weight: 600;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.h3-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(var(--matrix-primary-rgb), 0.4);
    filter: brightness(1.1);
}

/* Logo 简单优化 */
.main-logo {
    transition: opacity 0.3s;
}
.main-logo:hover {
    opacity: 0.8;
}

/* Block: heroes_id */
.hero-s3 { background: #0f172a; border-bottom: 5px solid var(--matrix-primary); }
.hero-s3-icon { font-size: 60px; color: var(--matrix-primary); }
.hero-s3-text { max-width: 750px; font-size: 1.1rem; line-height: 1.8; }
.badge-s3 { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); padding: 8px 25px; border-radius: 100px; font-size: 14px; }
.btn-s3 { background: var(--matrix-primary); color: #fff; padding: 16px 50px; border-radius: 50px; text-decoration: none; font-weight: 800; font-size: 18px; box-shadow: 0 10px 30px rgba(0,0,0,0.3); }

/* 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 */
.a5-section { background: #0f172a !important; }
.a5-accent-text { color: var(--matrix-primary); }
.a5-main-content { line-height: 1.8; letter-spacing: 0.5px; }

/* Block: stats_id */
.s-s3-vr { width: 1px; height: 40px; background: #eee; align-self: center; }
.s-s3-section .h3 { color: var(--matrix-primary) !important; }

/* Block: mission_id */
.m-s2-card { border: 1px solid transparent; transition: 0.3s; }
.m-s2-card:hover { border-color: var(--matrix-primary); transform: translateY(-5px); }
.m-s2-icon { font-size: 2.5rem; color: var(--matrix-primary); }

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

/* Block: departments_id */
.d-s1-card { background: #f8fafc; border-radius: var(--matrix-radius); }
.d-s1-card:hover { transform: translateY(-8px); box-shadow: 0 12px 25px rgba(0,0,0,0.06) !important; }
.d-s1-icon { font-size: 2.5rem; color: var(--matrix-primary); }
.d-s1-title { letter-spacing: -1px; }

/* 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-s1-section { background: #0f172a; }
.j-s1-card { background: rgba(255, 255, 255, 0.03); border-color: rgba(255, 255, 255, 0.1) !important; border-radius: var(--matrix-radius); }
.j-s1-card:hover { border-color: var(--matrix-primary) !important; background: rgba(255, 255, 255, 0.06); transform: translateY(-5px); }
.j-s1-avatar { width: 45px; height: 45px; border: 2px solid var(--matrix-primary); }
.j-s1-date { font-size: 10px; }

/* 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-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-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; }