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

/* Block: headers_id */
.fw-black { font-weight: 900; }
.h6-header nav a { opacity: 0.5; transition: 0.3s; }
.h6-header nav a:hover { opacity: 1; color: var(--matrix-primary) !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-s2-wrapper { position: relative; }
.f-s2-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.9); }
.f-s2-logo { height: 45px; }
.f-s2-nav { color: #fff; text-decoration: none; font-weight: 700; font-size: 15px; }
.f-s2-nav:hover { color: var(--matrix-primary); }

/* Block: about_id */
.a7-brand-pillar { background: var(--matrix-primary); min-height: 300px; }
.a7-text-content { line-height: 2.1; font-size: 1.1rem; color: #475569; border-left: 1px solid #eee; padding-left: 30px; }
@media (max-width: 991px) { .a7-text-content { border-left: 0; padding-left: 0; } }

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

/* 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-s3 { background: #0f172a; }
.sec-s3-accent { color: var(--matrix-primary); } /* 建议此处 Primary 为亮色如金或青 */
.sec-s3-box { background: rgba(255,255,255,0.02); border-color: rgba(255,255,255,0.1) !important; }
.sec-s3-box:hover { border-color: var(--matrix-primary) !important; background: rgba(255,255,255,0.06); transform: scale(1.03); }

/* Block: judge_id */
.j-s7-img-box { width: 100px; height: 100px; padding: 5px; border: 2px dashed var(--matrix-primary); border-radius: 50%; }
.j-s7-item h6 { letter-spacing: 1px; }
.italic-style { font-style: italic; opacity: 0.8; line-height: 1.6; }

/* 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 */
.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 6 - Icon Blocks */
.up-s6 .bg-light { 
    background-color: #f1f5f9 !important; 
    transition: 0.3s; 
    border: 1px solid transparent !important;
}
.up-s6 .bg-light:hover { 
    background-color: #ffffff !important; 
    border-color: var(--matrix-primary) !important; 
    transform: scale(1.02);
}
.up-s6 .bg-primary { background-color: var(--matrix-primary) !important; }
.up-s6 h6 { font-size: 1rem; color: #0f172a !important; }
.up-s6 .text-muted { color: #64748b !important; }