/* ========== 深色 Hero ========== */
.about-hero-dark{position:relative;overflow:hidden;padding:100px 0 80px;background:linear-gradient(135deg,#0f172a 0%,#1e3a5f 50%,#0f172a 100%);color:#fff}
.about-hero-dark::before{content:'';position:absolute;inset:0;pointer-events:none;background:repeating-linear-gradient(90deg,rgba(255,255,255,.015) 0px,rgba(255,255,255,.015) 1px,transparent 1px,transparent 60px),repeating-linear-gradient(0deg,rgba(255,255,255,.01) 0px,rgba(255,255,255,.01) 1px,transparent 1px,transparent 60px)}
.about-hero-bg-decor{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.ahd-ring{position:absolute;border-radius:50%;border:1.5px solid rgba(108,196,255,.12)}
.ahd-ring-1{width:500px;height:500px;top:-100px;right:-100px;animation:ahdSpin 25s linear infinite}
.ahd-ring-2{width:350px;height:350px;bottom:-80px;left:-60px;animation:ahdSpin 18s linear infinite reverse;border-color:rgba(47,125,246,.15)}
.ahd-ring-3{width:200px;height:200px;top:50%;left:50%;transform:translate(-50%,-50%);animation:ahdSpin3 12s linear infinite;border-color:rgba(108,196,255,.18)}
@keyframes ahdSpin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
@keyframes ahdSpin3{from{transform:translate(-50%,-50%) rotate(0deg)}to{transform:translate(-50%,-50%) rotate(360deg)}}
.about-hero-dark-inner{position:relative;z-index:1;text-align:center}
.about-hero-dark-en{display:inline-block;font-size:.78rem;letter-spacing:.35em;color:#6cc4ff;font-weight:700;margin-bottom:16px;padding:5px 16px;border:1px solid rgba(108,196,255,.3);border-radius:999px}
.about-hero-dark h1{font-size:clamp(2rem,4vw,3rem);margin:0 0 16px;color:#fff;font-weight:800}
.about-hero-dark-sub{color:rgba(255,255,255,.75);font-size:1.05rem;margin:0 0 20px;max-width:600px;margin-left:auto;margin-right:auto}
.about-hero-dark-line{width:48px;height:3px;margin:0 auto 40px;border-radius:2px;background:linear-gradient(90deg,#2f7df6,#6cc4ff)}

/* ========== 党建宣传 ========== */
.party-hero{background:linear-gradient(135deg,#7f1d1d 0%,#b91c1c 40%,#991b1b 70%,#7f1d1d 100%)}
.party-hero::before{background:repeating-linear-gradient(90deg,rgba(255,255,255,.03) 0px,rgba(255,255,255,.03) 1px,transparent 1px,transparent 60px),repeating-linear-gradient(0deg,rgba(255,255,255,.02) 0px,rgba(255,255,255,.02) 1px,transparent 1px,transparent 60px)}
.party-hero .ahd-ring{border-color:rgba(252,165,165,.15)}
.party-hero .ahd-ring-1{border-color:rgba(252,165,165,.12)}
.party-hero .ahd-ring-2{border-color:rgba(239,68,68,.18)}
.party-hero .ahd-ring-3{border-color:rgba(252,165,165,.2)}
.party-hero .about-hero-dark-en{color:#fca5a5;border-color:rgba(252,165,165,.35)}
.party-hero .about-hero-dark-line{background:linear-gradient(90deg,#ef4444,#fca5a5)}

/* 党建工作概述 */
.party-intro-section{background:#fff}
.party-intro-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.party-intro-card{padding:32px 24px;border-radius:16px;background:#f8fafc;border:1px solid #eee;text-align:center;transition:all .35s}
.party-intro-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(0,0,0,.08);background:#fff}
.party-intro-icon{width:64px;height:64px;border-radius:16px;background:rgba(220,38,38,.08);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;color:#dc2626;transition:all .4s}
.party-intro-card:hover .party-intro-icon{background:linear-gradient(135deg,#dc2626,#ef4444);color:#fff;transform:scale(1.1) rotate(-5deg);box-shadow:0 8px 24px rgba(220,38,38,.3)}
.party-intro-card h4{font-size:1.1rem;font-weight:700;color:#0f172a;margin:0 0 10px}
.party-intro-card p{font-size:.9rem;color:#6b7280;line-height:1.7;margin:0}

/* 党建动态 */
.party-news-section{background:#f8fafc}
.party-news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.party-news-card{background:#fff;border-radius:14px;overflow:hidden;border:1px solid #eee;text-decoration:none;transition:all .35s}
.party-news-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(0,0,0,.1)}
.party-news-img{position:relative;overflow:hidden;height:220px}
.party-news-img img{width:100%;height:100%;object-fit:cover;transition:transform .45s}
.party-news-card:hover .party-news-img img{transform:scale(1.08)}
.party-news-date{position:absolute;bottom:12px;right:12px;background:rgba(0,0,0,.7);color:#fff;font-size:.78rem;padding:4px 12px;border-radius:999px}
.party-news-body{padding:20px}
.party-news-tag{display:inline-block;font-size:.72rem;font-weight:700;color:#dc2626;background:rgba(220,38,38,.08);padding:3px 12px;border-radius:999px;margin-bottom:10px}
.party-news-body h4{font-size:1.05rem;font-weight:700;color:#0f172a;margin:0 0 8px;line-height:1.5;transition:color .3s}
.party-news-card:hover .party-news-body h4{color:#dc2626}
.party-news-body p{font-size:.88rem;color:#6b7280;line-height:1.7;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* 活动风采 */
.party-gallery-section{background:#fff}
.party-gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.party-gallery-item{position:relative;overflow:hidden;border-radius:14px;aspect-ratio:1;cursor:pointer}
.party-gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .45s}
.party-gallery-item:hover img{transform:scale(1.1)}
.party-gallery-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.8),transparent);display:flex;align-items:flex-end;padding:20px;opacity:0;transition:opacity .35s}
.party-gallery-item:hover .party-gallery-overlay{opacity:1}
.party-gallery-overlay span{color:#fff;font-size:.95rem;font-weight:600}

/* 党员风采 */
.party-spirit-section{background:#f8fafc}
.party-spirit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.party-spirit-card{background:#fff;border-radius:16px;padding:32px 24px;text-align:center;border:1px solid #eee;transition:all .35s}
.party-spirit-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(0,0,0,.08)}
.party-spirit-avatar{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,#dc2626,#ef4444);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;color:#fff}
.party-spirit-card h4{font-size:1.1rem;font-weight:700;color:#0f172a;margin:0 0 6px}
.party-spirit-title{display:inline-block;font-size:.78rem;font-weight:600;color:#dc2626;background:rgba(220,38,38,.08);padding:3px 12px;border-radius:999px;margin-bottom:12px}
.party-spirit-card p{font-size:.88rem;color:#6b7280;line-height:1.7;margin:0}

/* 滚动入场 */
.scroll-reveal{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}
.scroll-reveal.visible{opacity:1;transform:translateY(0)}

@media(max-width:1024px){
    .party-intro-grid,.party-spirit-grid{grid-template-columns:repeat(2,1fr)}
    .party-news-grid{grid-template-columns:1fr}
    .party-gallery-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:640px){
    .party-intro-grid,.party-spirit-grid,.party-gallery-grid{grid-template-columns:1fr}
    .about-hero-dark{padding:70px 0 50px}
    .about-hero-dark h1{font-size:1.8rem}
}