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

/* Block: headers_id */
.h4-nav { text-decoration: none; color: #334155; font-weight: 700; transition: 0.3s; }
.h4-nav:hover { color: var(--matrix-primary); }
.h4-btn { background: var(--matrix-primary); color: #fff; border-radius: 8px; text-decoration: none; font-weight: 800; }

/* 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-s4-nav { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 13px; }
.f-s4-nav:hover { color: var(--matrix-primary); }

/* Block: about_id */
.a4-step { border-top: 4px solid var(--matrix-primary); }
.a4-body-card { border-radius: 40px !important; }
.a4-text { font-size: 1.1rem; line-height: 2; text-align: justify; }

/* Block: stats_id */
.s-s6-circle { 
    width: 200px; height: 200px; 
    background: #fff; border: 2px solid #eee; 
    border-radius: 50%; 
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
}
.s-s6-circle h3 { color: var(--matrix-primary); }
.s-s6-circle:hover { 
    border-color: var(--matrix-primary); 
    transform: scale(1.05); 
    box-shadow: 0 15px 40px rgba(0,0,0,0.08); 
}

/* Block: mission_id */
.m-s7-section { border-bottom: 4px solid var(--matrix-primary); }
.m-s7-capsules span { font-weight: 800; text-transform: uppercase; letter-spacing: 2px; padding: 0 20px; border-right: 1px solid rgba(255,255,255,0.2); }
.m-s7-capsules span:last-child { border-right: none; }

/* Block: why_us_id */
.w-s7-btn-main { background: #fff; color: #000; padding: 15px 40px; border-radius: 50px; text-decoration: none; font-weight: 800; transition: 0.3s; }
.w-s7-btn-outline { border: 2px solid #fff; color: #fff; padding: 13px 38px; border-radius: 50px; text-decoration: none; font-weight: 800; transition: 0.3s; }
.w-s7-btn-main:hover { transform: scale(1.05); }
.w-s7-btn-outline:hover { background: #fff; color: #000; }

/* 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-s6-bg { position: absolute; top: 0; right: 0; width: 50%; height: 100%; background: var(--matrix-light); clip-path: polygon(25% 0%, 100% 0%, 100% 100%, 0% 100%); }
.app-s6-btn { background: var(--matrix-primary); color: #fff; padding: 15px 50px; border-radius: 4px; text-decoration: none; font-weight: 900; box-shadow: 10px 10px 0 #000; }
.app-s6-img-stack { filter: drop-shadow(20px 20px 40px rgba(0,0,0,0.1)); }

/* Block: news_id */
.n-s1-box { height: 420px; background: center/cover no-repeat; position: relative; }
.n-s1-content { position: absolute; bottom: 0; left: 0; width: 100%; p-4; background: linear-gradient(transparent, rgba(0,0,0,0.9)); color: #fff; padding: 30px; }
.n-s1-swiper .swiper-pagination-bullet-active { background: var(--matrix-primary) !important; }

/* Block: faq_id */
.border-primary-s4 { border-color: var(--matrix-primary) !important; }
.faq-timeline-box { position: relative; }
.faq-dot { position: absolute; left: -11px; top: 5px; width: 18px; height: 18px; background: var(--matrix-primary); border: 4px solid #fff; border-radius: 50%; box-shadow: 0 0 10px rgba(0,0,0,0.1); }

/* Block: update_id */
/* Style 5 - Cross Layout */
.up-s5 .bg-light { background-color: #f8fafc !important; border: 1px solid transparent !important; }
.up-s5 .border-light { border-color: #e2e8f0 !important; }
.up-s5 h5 { font-size: 1.15rem; color: #0f172a !important; }
.up-s5 p { color: #475569 !important; }
.up-s5 .col-lg-6 > div { transition: 0.3s; }
.up-s5 .col-lg-6 > div:hover { background: #fff !important; border-color: var(--matrix-primary) !important; box-shadow: 0 8px 20px rgba(0,0,0,0.05); }