:root{--pdd-deep:#1a3a5c;--pdd-deep-2:#2a5278;--pdd-deep-grad:linear-gradient(135deg,#1a3a5c 0%,#2a5278 100%);--pdd-red:#C8102E;--pdd-red-2:#E01E3A;--pdd-border:#e5e7eb;--pdd-text:#1f2937;--pdd-text-sub:#6b7280;--pdd-bg:#f9fafb;--pdd-radius:12px;--pdd-ease:cubic-bezier(.4,0,.2,1)}

.pdd-hero{position:relative;background:#1a3a5c center center/cover no-repeat;overflow:hidden;color:#fff}
.pdd-hero-overlay{position:absolute;inset:0;background:linear-gradient(105deg,rgba(15,23,42,.78) 0%,rgba(26,58,92,.6) 55%,rgba(26,58,92,.25) 100%);z-index:1}
.pdd-hero-deco{position:absolute;top:-120px;right:-120px;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(200,16,46,.18) 0%,transparent 70%);pointer-events:none;z-index:1}
.pdd-hero-inner{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:center;min-height:380px;padding:56px 0 48px}
.pdd-crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.78);letter-spacing:.3px;margin-bottom:18px;flex-wrap:wrap}
.pdd-crumb a{color:rgba(255,255,255,.85);text-decoration:none;transition:color .25s ease}
.pdd-crumb a:hover{color:#fff}
.pdd-crumb-sep{color:rgba(255,255,255,.45)}
.pdd-hero-title{font-size:clamp(26px,3.2vw,42px);font-weight:800;color:#fff;letter-spacing:1px;line-height:1.25;margin:0 0 14px;overflow-wrap:anywhere}
.pdd-hero-sub{font-size:15px;color:rgba(255,255,255,.82);line-height:1.8;margin:0;max-width:640px;white-space:pre-line;overflow-wrap:anywhere}

.pdd-top-section{padding:56px 0;background:#fff}
.pdd-top-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:48px;align-items:start}
.pdd-gallery{position:sticky;top:100px;min-width:0}
.pdd-main-img{width:100%;aspect-ratio:1/1;border-radius:var(--pdd-radius);overflow:hidden;background:#fff;border:1px solid var(--pdd-border);display:flex;align-items:center;justify-content:center;box-shadow:0 8px 28px rgba(26,58,92,.08)}
.pdd-main-img img{width:100%;height:100%;object-fit:contain;display:block;min-width:0;transition:transform .4s var(--pdd-ease)}
.pdd-main-img:hover img{transform:scale(1.04)}
.pdd-main-img{cursor:zoom-in}
.pdd-main-img-ph{color:#d1d5db}
.pdd-main-img-ph svg{width:60px;height:60px}
.pdd-main-img-ph{cursor:default}
.pdd-lightbox{position:fixed;top:0;left:0;right:0;bottom:0;z-index:9999;background:rgba(0,0,0,.92);display:flex;align-items:center;justify-content:center;cursor:zoom-out;animation:pddLbIn .2s ease}
.pdd-lb-stage{width:94vw;height:94vh;display:flex;align-items:center;justify-content:center;cursor:grab;overflow:hidden;touch-action:none;user-select:none}
.pdd-lb-stage img{max-width:94vw;max-height:94vh;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.5);transition:none;display:block;transform-origin:center center}
.pdd-lb-btn{position:fixed;z-index:10001;width:46px;height:46px;border-radius:50%;border:none;background:rgba(255,255,255,.94);color:#1a3a5c;font-size:22px;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.3);display:flex;align-items:center;justify-content:center;line-height:1;transition:background .2s ease,transform .2s ease}
.pdd-lb-btn:hover{background:#fff;transform:scale(1.1)}
.pdd-lb-close{top:20px;right:20px;font-size:30px}
.pdd-lb-prev{left:20px;top:50%;transform:translateY(-50%);font-size:34px}
.pdd-lb-prev:hover{transform:translateY(-50%) scale(1.1)}
.pdd-lb-next{right:20px;top:50%;transform:translateY(-50%);font-size:34px}
.pdd-lb-next:hover{transform:translateY(-50%) scale(1.1)}
.pdd-lb-zoom-out{bottom:24px;right:24px}
.pdd-lb-zoom-in{bottom:24px;right:80px}
@keyframes pddLbIn{from{opacity:0}to{opacity:1}}
@media(max-width:768px){.pdd-lb-btn{width:40px;height:40px;font-size:20px}.pdd-lb-zoom-in{bottom:18px;right:66px}.pdd-lb-zoom-out{bottom:18px;right:18px}.pdd-lb-close{top:14px;right:14px}.pdd-thumb{flex-basis:64px}.pdd-thumb-arrow{width:26px;height:26px;font-size:16px}}
.pdd-thumbs{position:relative;display:flex;align-items:center;gap:8px;margin-top:14px}
.pdd-thumb-track{display:flex;align-items:center;gap:10px;overflow-x:auto;scroll-snap-type:x proximity;flex:1;min-width:0;scrollbar-width:none}
.pdd-thumb-track::-webkit-scrollbar{display:none}
.pdd-thumb{flex:0 0 96px;aspect-ratio:1/1;border-radius:8px;overflow:hidden;cursor:pointer;border:2px solid transparent;background:var(--pdd-bg);transition:border-color .25s var(--pdd-ease);scroll-snap-align:start}
.pdd-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.pdd-thumb:hover{border-color:rgba(200,16,46,.5)}
.pdd-thumb.is-active{border-color:#C8102E}
.pdd-thumb-arrow{flex:0 0 auto;width:30px;height:30px;border-radius:50%;border:1px solid #e3e3e3;background:#fff;color:#1a3a5c;font-size:20px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color .2s ease,color .2s ease,opacity .2s ease}
.pdd-thumb-arrow:hover{border-color:#C8102E;color:#C8102E}

.pdd-info{min-width:0}
.pdd-info-head{margin-bottom:20px}
.pdd-info-cat{display:inline-block;font-size:11px;font-weight:700;color:#C8102E;letter-spacing:2px;background:rgba(200,16,46,.08);padding:5px 14px;border-radius:100px;margin-bottom:14px}
.pdd-title-h1{font-size:clamp(22px,2.6vw,30px);font-weight:800;color:var(--pdd-text);line-height:1.35;margin:0 0 12px;letter-spacing:.5px;overflow-wrap:anywhere}
.pdd-subtitle{font-size:14px;color:var(--pdd-text-sub);line-height:1.8;margin:0;overflow-wrap:anywhere}
.pdd-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.pdd-tag{padding:5px 14px;border-radius:999px;background:rgba(26,58,92,.08);color:#1a3a5c;font-size:12px;font-weight:600;transition:all .25s var(--pdd-ease)}
.pdd-tag:hover{background:var(--pdd-deep-grad);color:#fff}

.pdd-price{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:18px 20px;background:linear-gradient(135deg,rgba(200,16,46,.06),rgba(200,16,46,.02));border:1px solid rgba(200,16,46,.18);border-radius:10px;margin-bottom:22px}
.pdd-price-label{font-size:13px;color:var(--pdd-text-sub);font-weight:600}
.pdd-price-value{font-size:26px;font-weight:800;color:#C8102E;letter-spacing:.5px}
.pdd-price-text{font-size:18px;font-weight:700;color:var(--pdd-text);letter-spacing:.5px}
.pdd-price-tip{font-size:12px;color:var(--pdd-text-sub);padding-left:10px;border-left:1px solid var(--pdd-border)}
.pdd-price-inquiry{background:var(--pdd-bg);border-color:var(--pdd-border)}

.pdd-quick-specs{display:grid;grid-template-columns:minmax(0,1fr);gap:0;border:1px solid var(--pdd-border);border-radius:10px;overflow:hidden;margin-bottom:24px;background:var(--pdd-bg)}
.pdd-qs-item{display:flex;justify-content:flex-start;align-items:flex-start;padding:12px 16px;border-bottom:1px dashed var(--pdd-border);font-size:13px;gap:12px}
.pdd-qs-item:last-child{border-bottom:none}
.pdd-qs-k{color:var(--pdd-text-sub);font-weight:500;flex-shrink:0}
.pdd-qs-v{flex:1;min-width:0;color:#1a3a5c;font-weight:700;text-align:left;white-space:normal;word-break:break-word}

.pdd-actions{display:flex;gap:14px;margin-bottom:20px;flex-wrap:wrap}
.pdd-btn{display:inline-flex!important;align-items:center!important;justify-content:center!important;gap:8px;padding:14px 36px;min-width:180px;border-radius:8px;font-size:15px;font-weight:600;border:none;cursor:pointer;text-decoration:none;transition:all .3s var(--pdd-ease);box-sizing:border-box;line-height:1.2}
.pdd-btn-inquiry{background:linear-gradient(135deg,#C8102E,#E01E3A)!important;background-color:#C8102E!important;color:#fff!important;box-shadow:0 6px 18px rgba(200,16,46,.28);position:relative;overflow:hidden}
.pdd-btn-inquiry::before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transition:left .5s ease}
.pdd-btn-inquiry:hover{background:linear-gradient(135deg,#E01E3A,#FF2040)!important;background-color:#E01E3A!important;color:#fff!important;box-shadow:0 10px 24px rgba(200,16,46,.42);transform:translateY(-2px)}
.pdd-btn-inquiry:hover::before{left:100%}
.pdd-btn-inquiry svg{color:#fff!important;stroke:#fff!important}
.pdd-btn-phone{background:var(--pdd-deep-grad)!important;background-color:#1a3a5c!important;color:#fff!important;box-shadow:0 4px 14px rgba(26,58,92,.16)}
.pdd-btn-phone:hover{background:linear-gradient(135deg,#2a5278,#3a6288)!important;color:#fff!important;box-shadow:0 8px 22px rgba(26,58,92,.32);transform:translateY(-2px)}
.pdd-btn-phone svg{color:#fff!important;stroke:#fff!important}

.pdd-hotline{display:flex;align-items:center;gap:12px;padding:14px 18px;background:rgba(200,16,46,.04);border-left:3px solid #C8102E;border-radius:0 8px 8px 0}
.pdd-hotline-label{font-size:13px;color:var(--pdd-text-sub);font-weight:600}
.pdd-hotline-num{font-size:18px;font-weight:800;color:#C8102E;text-decoration:none;letter-spacing:.5px}
.pdd-hotline-num:hover{text-decoration:underline}

.pdd-block-head{margin-bottom:32px;position:relative;padding-left:18px}
.pdd-block-head::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:linear-gradient(180deg,#C8102E,#E01E3A)}
.pdd-block-title{font-size:clamp(22px,2.4vw,30px);font-weight:800;color:var(--pdd-text);letter-spacing:.5px;margin:0 0 6px;line-height:1.3}
.pdd-block-sub{font-size:12px;color:var(--pdd-text-sub);margin:0;letter-spacing:1.5px;text-transform:uppercase}

.pdd-specs-section{padding:56px 0;background:var(--pdd-bg)}
.pdd-specs-table-wrap{background:#fff;border:1px solid var(--pdd-border);border-radius:var(--pdd-radius);overflow:hidden;box-shadow:0 2px 12px rgba(26,58,92,.04)}
.pdd-specs-table{width:100%;border-collapse:collapse}
.pdd-specs-table tr{border-bottom:1px solid var(--pdd-border)}
.pdd-specs-table tr:last-child{border-bottom:none}
.pdd-specs-table tr:hover{background:rgba(200,16,46,.02)}
.pdd-specs-table td{padding:14px 20px;font-size:14px;line-height:1.7;vertical-align:top}
.pdd-spec-key{width:200px;color:var(--pdd-text-sub);font-weight:600;background:var(--pdd-bg);word-break:break-word}
.pdd-spec-value{color:var(--pdd-text);font-weight:500;word-break:break-word}
.pdd-spec-only{padding-left:20px}

.pdd-content-section{padding:56px 0;background:#fff}
.pdd-content-body{}
.pdd-content-block{margin-bottom:32px}
.pdd-content-block:last-child{margin-bottom:0}
.pdd-content-sub-title{font-size:18px;font-weight:700;color:var(--pdd-text);margin:0 0 14px;line-height:1.5;position:relative;padding-left:14px}
.pdd-content-sub-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:2px;background:#C8102E}
.pdd-content-text{font-size:14px;line-height:2;color:#374151;white-space:pre-line;overflow-wrap:anywhere}
.pdd-content-block-img{text-align:center}
.pdd-content-block-img img{max-width:100%;height:auto;border-radius:8px;box-shadow:0 4px 16px rgba(26,58,92,.08)}

.pdd-related-section{padding:56px 0;background:var(--pdd-bg)}
.pdd-related-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.pdd-related-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--pdd-border);border-radius:var(--pdd-radius);overflow:hidden;text-decoration:none;color:inherit;transition:all .35s var(--pdd-ease);position:relative}
.pdd-related-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,#C8102E,#E01E3A);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--pdd-ease);z-index:3}
.pdd-related-card:hover{box-shadow:0 12px 32px rgba(26,58,92,.12);transform:translateY(-4px);border-color:transparent}
.pdd-related-card:hover::before{transform:scaleX(1)}
.pdd-related-img{aspect-ratio:1/1;overflow:hidden;background:var(--pdd-bg)}
.pdd-related-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--pdd-ease)}
.pdd-related-card:hover .pdd-related-img img{transform:scale(1.06)}
.pdd-related-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#d1d5db}
.pdd-related-ph svg{width:32px;height:32px}
.pdd-related-body{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.pdd-related-body h4{font-size:14px;font-weight:700;color:var(--pdd-text);margin:0 0 8px;line-height:1.5;transition:color .25s var(--pdd-ease)}
.pdd-related-card:hover .pdd-related-body h4{color:#C8102E}
.pdd-related-body p{font-size:12px;color:var(--pdd-text-sub);line-height:1.6;margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pdd-related-more{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;color:#C8102E;margin-top:auto}
.pdd-related-more svg{transition:transform .25s var(--pdd-ease)}
.pdd-related-card:hover .pdd-related-more svg{transform:translateX(3px)}

.pdd-articles-section{padding:56px 0;background:#fff}
.pdd-articles-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.pdd-article-card{display:flex;flex-direction:column;padding:22px 20px;background:var(--pdd-bg);border:1px solid var(--pdd-border);border-radius:var(--pdd-radius);text-decoration:none;color:inherit;transition:all .35s var(--pdd-ease);position:relative;overflow:hidden}
.pdd-article-card::before{content:"";position:absolute;left:0;top:0;width:3px;height:0;background:linear-gradient(180deg,#C8102E,#E01E3A);transition:height .35s var(--pdd-ease)}
.pdd-article-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(26,58,92,.1);border-color:transparent;background:#fff}
.pdd-article-card:hover::before{height:100%}
.pdd-article-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.pdd-article-cat{font-size:12px;font-weight:600;color:#C8102E;background:rgba(200,16,46,.08);padding:3px 10px;border-radius:4px}
.pdd-article-date{font-size:12px;color:var(--pdd-text-sub)}
.pdd-article-title{font-size:15px;font-weight:700;color:var(--pdd-text);margin:0 0 10px;line-height:1.5;transition:color .25s var(--pdd-ease);overflow-wrap:anywhere}
.pdd-article-card:hover .pdd-article-title{color:#C8102E}
.pdd-article-summary{font-size:13px;color:var(--pdd-text-sub);line-height:1.7;margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pdd-article-more{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:#C8102E;margin-top:auto}
.pdd-article-more svg{transition:transform .25s var(--pdd-ease)}
.pdd-article-card:hover .pdd-article-more svg{transform:translateX(3px)}

.pdd-nav-section{padding:40px 0 56px;background:var(--pdd-bg)}
.pdd-nav-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}
.pdd-nav-item{display:flex;flex-direction:column;gap:6px;padding:20px 22px;border:1px solid var(--pdd-border);border-radius:var(--pdd-radius);background:#fff;color:var(--pdd-text);text-decoration:none;transition:all .3s var(--pdd-ease)}
.pdd-nav-item:hover{border-color:transparent;box-shadow:0 6px 22px rgba(26,58,92,.1);transform:translateY(-2px)}
.pdd-nav-prev{text-align:left}
.pdd-nav-next{text-align:right;align-items:flex-end}
.pdd-nav-dir{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:#C8102E}
.pdd-nav-text{font-size:14px;color:var(--pdd-text);line-height:1.6;font-weight:500}
.pdd-nav-empty{visibility:hidden}

.pdd-cta-section{padding:48px 0 56px;background:#fff}
.pdd-cta-box{background:linear-gradient(135deg,#1a3a5c 0%,#2a5278 100%);border-radius:16px;padding:40px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;position:relative;overflow:hidden}
.pdd-cta-box::before{content:"";position:absolute;top:-80px;right:-40px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(200,16,46,.25),transparent 65%)}
.pdd-cta-box::after{content:"";position:absolute;bottom:-100px;left:-60px;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.06),transparent 65%)}
.pdd-cta-text{position:relative;z-index:2}
.pdd-cta-title{font-size:clamp(22px,2.4vw,28px);font-weight:800;color:#fff;margin:0 0 8px;letter-spacing:.5px}
.pdd-cta-sub{font-size:14px;color:rgba(255,255,255,.8);margin:0;line-height:1.6}
.pdd-cta-action{position:relative;z-index:2;flex-shrink:0}
.pdd-cta-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 40px;min-width:200px;border-radius:8px;background:linear-gradient(135deg,#C8102E,#E01E3A);color:#fff!important;font-size:15px;font-weight:600;border:none;cursor:pointer;text-decoration:none;transition:all .3s var(--pdd-ease);box-shadow:0 6px 18px rgba(200,16,46,.42);box-sizing:border-box;justify-content:center;line-height:1.2}
.pdd-cta-btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(200,16,46,.55)}
.pdd-cta-btn svg{transition:transform .25s var(--pdd-ease)}
.pdd-cta-btn:hover svg{transform:translateX(3px)}

@media(max-width:1199px){
  .pdd-top-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .pdd-gallery{position:static;max-width:560px;margin:0 auto;width:100%}
  .pdd-related-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .pdd-articles-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:768px){
  .pdd-hero-inner{padding:32px 0 28px;min-height:260px}
  .pdd-hero-title{font-size:24px;letter-spacing:.5px}
  .pdd-hero-sub{font-size:13px;line-height:1.75}
  .pdd-top-section{padding:32px 0}
  .pdd-thumbs{grid-template-columns:repeat(4,1fr)}
  .pdd-title-h1{font-size:22px}
  .pdd-quick-specs{grid-template-columns:1fr}
  .pdd-qs-item:nth-child(2n){border-left:none}
  .pdd-qs-item{padding:10px 14px;font-size:12px}
  .pdd-actions{flex-direction:column}
  .pdd-btn{width:100%}
  .pdd-specs-section,.pdd-content-section,.pdd-related-section,.pdd-articles-section{padding:36px 0}
  .pdd-specs-table td{padding:12px 14px;font-size:13px}
  .pdd-spec-key{width:120px}
  .pdd-related-grid,.pdd-articles-grid{grid-template-columns:minmax(0,1fr);gap:14px}
  .pdd-nav-grid{grid-template-columns:minmax(0,1fr)}
  .pdd-cta-box{flex-direction:column;align-items:flex-start;padding:28px 24px;gap:20px}
  .pdd-cta-btn{width:100%;justify-content:center}
}