/* =========================================================
   Dongnam Pack product detail
   Homepage visual system preserved
========================================================= */
.product-detail-page{
  --pd-ink:#0d1b2a;
  --pd-blue:#1769ff;
  --pd-blue-dark:#0b57dc;
  --pd-paper:#f5f7f8;
  --pd-line:#dce2e7;
  --pd-muted:#65717c;
  margin:0;background:#fff;color:var(--pd-ink);
  font-family:Pretendard,"Noto Sans KR","Apple SD Gothic Neo",Arial,sans-serif;
  word-break:keep-all;
}
.product-detail-page *{box-sizing:border-box}
.product-detail-page a{color:inherit;text-decoration:none}
.product-detail-main{padding:0}
.product-detail-shell{width:min(1280px,calc(100% - 96px));margin:0 auto}

/* product top */
.pd3-top{padding:62px 0 96px;background:#fff}
.pd3-breadcrumb{display:flex;align-items:center;gap:10px;margin:0 0 42px;color:#8a959f;font-size:11px;font-weight:700}
.pd3-breadcrumb a:hover{color:var(--pd-blue)}
.pd3-breadcrumb b{color:#3d4954;font-weight:750}
.pd3-product-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(420px,.95fr);gap:72px;align-items:start}

.pd3-gallery{display:grid;grid-template-columns:72px minmax(0,1fr);gap:16px}
.pd3-thumbs{display:flex;flex-direction:column;gap:10px}
.pd3-thumb{width:72px;height:72px;padding:4px;border:1px solid var(--pd-line);border-radius:0;background:#fff;cursor:pointer;overflow:hidden;transition:.2s}
.pd3-thumb:hover,.pd3-thumb.is-active{border-color:var(--pd-ink)}
.pd3-thumb img{width:100%;height:100%;object-fit:contain}
.pd3-thumb-video{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:#3a4652}
.pd3-thumb-video span{font-size:18px}
.pd3-thumb-video small{font-size:8px;font-weight:800;letter-spacing:.1em}
.pd3-main-image{min-height:560px;background:var(--pd-paper);display:flex;align-items:center;justify-content:center;overflow:hidden}
.pd3-main-image img{width:100%;height:100%;max-height:560px;object-fit:contain;padding:28px}

.pd3-info{padding:10px 0 0}
.pd3-badges{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.pd3-badges span{padding:0;border:0;border-radius:0;background:none;font-size:11px;font-weight:800;letter-spacing:.11em}
.pd3-badge-primary{color:var(--pd-blue)}
.pd3-badge-primary::before{content:"";display:inline-block;width:22px;height:1px;margin:0 9px 3px 0;background:var(--pd-blue)}
.pd3-badge-featured{color:#7d8892!important}
.pd3-info h1{margin:0 0 20px;font-size:clamp(38px,3.4vw,52px);font-weight:760;line-height:1.12;letter-spacing:-.05em}
.pd3-info h1 small{display:block;margin:0 0 13px;color:var(--pd-blue);font-size:13px;font-weight:850;letter-spacing:.11em}
.pd3-summary{max-width:600px;margin:0 0 34px;color:var(--pd-muted);font-size:16px;line-height:1.8}

.pd3-spec-brief{margin:0;border-top:1px solid var(--pd-ink)}
.pd3-spec-brief>div{display:grid;grid-template-columns:122px 1fr;min-height:46px;border-bottom:1px solid var(--pd-line)}
.pd3-spec-brief dt,.pd3-spec-brief dd{margin:0;padding:13px 6px;font-size:13px;line-height:1.55}
.pd3-spec-brief dt{color:#303c47;font-weight:800;background:none}
.pd3-spec-brief dd{color:#5e6974}

.pd3-actions{display:flex;gap:10px;margin-top:32px}
.pd3-btn{min-height:56px;padding:0 24px;border-radius:0;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-size:14px;font-weight:800;transition:.25s ease}
.pd3-btn-primary{min-width:190px;background:var(--pd-blue);color:#fff!important}
.pd3-btn-primary:hover{background:var(--pd-blue-dark);transform:translateY(-2px)}
.pd3-btn-outline{min-width:190px;border:1px solid #aeb8c1;background:#fff}
.pd3-btn-outline:hover{border-color:var(--pd-ink)}
.pd3-mini-actions{display:flex;justify-content:flex-start;gap:28px;margin-top:19px;color:#65717c;font-size:11px;font-weight:700}
.pd3-mini-actions a{padding-bottom:4px;border-bottom:1px solid transparent}
.pd3-mini-actions a:hover{color:var(--pd-ink);border-bottom-color:var(--pd-ink)}

/* tab */
.pd3-tabs-wrap{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);border-top:1px solid var(--pd-line);border-bottom:1px solid var(--pd-line);backdrop-filter:blur(8px)}
.pd3-tabs{display:flex;align-items:center;overflow-x:auto;overflow-y:hidden;scrollbar-width:none}.pd3-tabs::-webkit-scrollbar{display:none}
.pd3-tabs a{flex:1 0 20%;min-width:130px;padding:19px 14px;text-align:center;color:#65717c;font-size:12px;font-weight:750;white-space:nowrap;position:relative}
.pd3-tabs a.is-active,.pd3-tabs a:hover{color:var(--pd-ink)}
.pd3-tabs a.is-active::after{content:"";position:absolute;left:25%;right:25%;bottom:-1px;height:2px;background:var(--pd-blue)}

/* sections */
.pd3-section{padding:120px 0;border-bottom:1px solid var(--pd-line);scroll-margin-top:92px}
.pd3-section-head{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(320px,.75fr);
  grid-template-areas:
    "eyebrow intro"
    "title intro";
  column-gap:9%;
  row-gap:10px;
  align-items:end;
  margin-bottom:52px;
}
.pd3-section-head>span{
  grid-area:eyebrow;
  margin:0;
  align-self:end;
}
.pd3-section-head>h2{
  grid-area:title;
  align-self:start;
}
.pd3-section-head>p{
  grid-area:intro;
  align-self:end;
  max-width:520px;
  padding:0 0 4px;
}
.pd3-section-head span,.pd3-info-card span,.pd3-contact-inner>div>span{display:block;margin-bottom:16px;color:var(--pd-blue);font-size:11px;font-weight:850;letter-spacing:.17em}
.pd3-section-head>span{margin-bottom:0}
.pd3-section-head h2,.pd3-info-card h2,.pd3-contact h2{margin:0;font-size:clamp(34px,3.3vw,48px);line-height:1.16;letter-spacing:-.05em}
.pd3-section-head p,.pd3-info-card p,.pd3-contact p{margin:0;color:var(--pd-muted);font-size:14px;line-height:1.8}

.pd3-feature-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;padding:0;border:0;background:#fff}
.pd3-feature-list{padding:0;border-top:1px solid var(--pd-ink)}
.pd3-feature-list article{display:grid;grid-template-columns:34px 1fr;gap:10px;padding:24px 0;border-bottom:1px solid var(--pd-line)}
.pd3-feature-list i{width:22px;height:22px;border-radius:50%;background:#eef4ff;color:var(--pd-blue);display:flex;align-items:center;justify-content:center;font-size:11px;font-style:normal;font-weight:900}
.pd3-feature-list h3{margin:0 0 7px;font-size:18px;letter-spacing:-.025em}
.pd3-feature-list p{margin:0;color:var(--pd-muted);font-size:13px;line-height:1.75}
.pd3-feature-visual{border:0;border-radius:0;overflow:hidden;background:var(--pd-paper)}
.pd3-feature-visual img{display:block;width:100%;height:390px;object-fit:contain;padding:28px;background:var(--pd-paper)}
.pd3-feature-visual div{padding:20px 22px;background:#fff;border:1px solid var(--pd-line);border-top:0}
.pd3-feature-visual b{display:block;margin-bottom:6px;font-size:15px}
.pd3-feature-visual span{color:#707b85;font-size:12px;line-height:1.65}

.pd3-detail-section{background:var(--pd-paper)}
.pd3-detail-image{width:min(1000px,100%);margin:0 auto;border:1px solid var(--pd-line);background:#fff}
.pd3-detail-image img{display:block;width:100%;height:auto}
.pd3-video-frame{position:relative;width:min(1000px,100%);aspect-ratio:16/9;margin:0 auto;background:#07111d;overflow:hidden}
.pd3-video-frame iframe,.pd3-video-frame video{width:100%;height:100%;border:0;object-fit:contain}

.pd3-compact-section{padding:90px 0}
.pd3-info-card{display:grid;grid-template-columns:1fr auto;align-items:center;gap:60px;padding:0;border:0;background:#fff}
.pd3-info-card p{max-width:740px;margin-top:17px}
.pd3-info-card a{flex:none;padding:16px 22px;border:1px solid #aeb8c2;font-size:13px;font-weight:800;transition:.2s}
.pd3-info-card a:hover{border-color:var(--pd-ink)}

.pd3-purchase{background:var(--pd-paper)}
.pd3-process{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--pd-ink);border-bottom:1px solid var(--pd-line);background:transparent}
.pd3-process article{min-height:190px;padding:30px 28px}
.pd3-process article+article{border-left:1px solid var(--pd-line)}
.pd3-process b{color:var(--pd-blue);font-size:11px;letter-spacing:.08em}
.pd3-process h3{margin:25px 0 10px;font-size:18px;letter-spacing:-.025em}
.pd3-process p{margin:0;color:var(--pd-muted);font-size:13px;line-height:1.75}

.pd3-empty-state{
  min-height:190px;border:1px solid var(--pd-line);background:#fff;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:42px 24px
}
.pd3-empty-state strong{font-size:20px;font-weight:760;color:var(--pd-ink)}
.pd3-empty-state p{margin:10px 0 0;color:var(--pd-muted);font-size:13px;line-height:1.7}
#product-contact{scroll-margin-top:92px}
.pd3-info-card h3{margin:0 0 10px;font-size:22px;letter-spacing:-.03em}
.pd3-contact{padding:0;background:var(--pd-ink);color:#fff}
.pd3-contact-inner{min-height:330px;display:flex;align-items:center;justify-content:space-between;gap:60px}
.pd3-contact h2{color:#fff;font-size:clamp(34px,3.5vw,52px)}
.pd3-contact p{margin-top:18px;color:#a8b4bf;max-width:680px}
.pd3-contact-inner>div:last-child{display:flex;align-items:center;gap:24px}
.pd3-btn-white{min-width:170px;background:#fff;color:var(--pd-blue)!important}
.pd3-contact-phone{font-size:17px;font-weight:800;color:#fff!important}

.product-detail-page .footer{margin-top:0}
.product-detail-page .footer-container{max-width:1280px}

@media(max-width:920px){
  .product-detail-shell{width:min(100% - 40px,720px)}
  .pd3-top{padding:42px 0 72px}
  .pd3-product-grid{grid-template-columns:1fr;gap:48px}
  .pd3-main-image{min-height:480px}
  .pd3-section{padding:90px 0}
  .pd3-section-head{
    grid-template-columns:1fr;
    grid-template-areas:"eyebrow" "title" "intro";
    gap:8px;
    align-items:start;
  }
  .pd3-section-head>p{max-width:680px;margin-top:8px;padding:0}
  .pd3-feature-grid{grid-template-columns:1fr;gap:40px}
  .pd3-process{grid-template-columns:1fr 1fr}
  .pd3-process article:nth-child(3){border-left:0;border-top:1px solid var(--pd-line)}
  .pd3-process article:nth-child(4){border-top:1px solid var(--pd-line)}
  .pd3-contact-inner{padding:80px 0;min-height:0;align-items:flex-start;flex-direction:column}
  .product-detail-page #header header{height:auto;min-height:78px;padding:14px 20px;align-items:flex-start;gap:12px}
  .product-detail-page #header .logo_img{width:110px;margin-top:10px}
  .product-detail-page #header nav ul{justify-content:flex-end;gap:8px 16px;flex-wrap:wrap}
  .product-detail-page #header nav a{font-size:12px}
}
@media(max-width:580px){
  .product-detail-shell{width:calc(100% - 32px)}
  .pd3-top{padding-top:28px}
  .pd3-breadcrumb{overflow:auto;white-space:nowrap;margin-bottom:28px}
  .pd3-gallery{grid-template-columns:1fr}
  .pd3-thumbs{order:2;flex-direction:row;overflow:auto}
  .pd3-thumb{flex:0 0 64px;width:64px;height:64px}
  .pd3-main-image{min-height:350px}
  .pd3-main-image img{max-height:350px;padding:18px}
  .pd3-info h1{font-size:36px}
  .pd3-summary{font-size:14px}
  .pd3-spec-brief>div{grid-template-columns:100px 1fr}
  .pd3-actions{flex-direction:column}
  .pd3-btn{width:100%}
  .pd3-mini-actions{gap:18px}
  .pd3-tabs a{flex:0 0 auto;min-width:108px;padding:16px 12px}
  .pd3-section{padding:70px 0}
  .pd3-section-head{margin-bottom:36px}
  .pd3-section-head h2{font-size:32px}
  .pd3-feature-visual img{height:290px}
  .pd3-info-card{grid-template-columns:1fr;gap:26px}
  .pd3-process{grid-template-columns:1fr}
  .pd3-process article+article{border-left:0;border-top:1px solid var(--pd-line)}
  .pd3-contact-inner>div:last-child{align-items:flex-start;flex-direction:column}
}

/* product consultation CTA alignment */
.pd3-contact-inner>div:last-child{
  flex:0 0 auto;
  display:grid;
  grid-template-columns:172px max-content;
  align-items:center;
  gap:22px;
}
.pd3-contact-inner>div:last-child .pd3-btn-white{
  min-width:172px;
  width:172px;
  padding-left:18px;
  padding-right:18px;
}
.pd3-contact-phone{
  display:block;
  white-space:nowrap;
  min-width:max-content;
  font-size:17px;
  line-height:1;
  letter-spacing:0;
}
@media(max-width:920px){
  .pd3-contact-inner>div:last-child{
    display:flex;
    flex-wrap:wrap;
    gap:18px 24px;
  }
}
@media(max-width:580px){
  .pd3-contact-inner>div:last-child{
    width:100%;
    align-items:stretch;
    flex-direction:column;
  }
  .pd3-contact-inner>div:last-child .pd3-btn-white{
    width:100%;
  }
  .pd3-contact-phone{
    font-size:17px;
  }
}

/* product detail back navigation */
.pd3-top-nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  margin:0 0 42px;
}
.pd3-top-nav .pd3-breadcrumb{margin:0;min-width:0}
.pd3-back-btn{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:38px;
  padding:0 14px;
  border:1px solid #cbd3da;
  background:#fff;
  color:#3d4954!important;
  font-size:12px;
  font-weight:750;
  transition:.2s ease;
}
.pd3-back-btn span{font-size:16px;line-height:1}
.pd3-back-btn:hover{
  border-color:var(--pd-ink);
  color:var(--pd-ink)!important;
}
@media(max-width:700px){
  .pd3-top-nav{align-items:flex-start;flex-direction:column;gap:14px;margin-bottom:28px}
  .pd3-top-nav .pd3-breadcrumb{margin:0;width:100%}
}


/* PRODUCT SPECIFICATIONS */
.pd3-spec-section{background:#f7f9fb}
.pd3-spec-card{max-width:980px;margin:0 auto;border:1px solid #dfe5ea;background:#fff;box-shadow:0 12px 34px rgba(13,27,42,.04)}
.pd3-spec-title{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 24px;border-bottom:1px solid #e7ebef;background:linear-gradient(180deg,#fff,#fafcfd)}
.pd3-spec-title strong{font-size:18px;letter-spacing:-.025em;color:#0d1b2a}
.pd3-spec-title span{font-size:11px;color:#81909e}
.pd3-spec-table{margin:0;padding:0 24px 22px}
.pd3-spec-table>div{display:grid;grid-template-columns:minmax(150px,28%) minmax(0,1fr);border-bottom:1px solid #e8edf1}
.pd3-spec-table>div:last-child{border-bottom:0}
.pd3-spec-table dt,.pd3-spec-table dd{margin:0;padding:14px 12px;font-size:13px;line-height:1.5}
.pd3-spec-table dt{font-weight:800;color:#374554;background:#fafbfc}
.pd3-spec-table dd{color:#17212b;font-weight:600}
@media(max-width:680px){
  .pd3-spec-title{align-items:flex-start;flex-direction:column;padding:17px 16px}
  .pd3-spec-table{padding:0 14px 14px}
  .pd3-spec-table>div{grid-template-columns:38% 62%}
  .pd3-spec-table dt,.pd3-spec-table dd{padding:12px 8px;font-size:12px}
}

/* product bulk upload gallery */
.pd3-detail-image-stack{display:grid;gap:18px}.pd3-detail-image-stack .pd3-detail-image{margin:0}

.pd3-feature-grid-clean{grid-template-columns:1fr!important}.pd3-feature-grid-clean .pd3-feature-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.pd3-feature-grid-clean .pd3-feature-list article{min-height:150px;margin:0;padding:24px;border:1px solid #e3e8ee;background:#fff}.pd3-feature-grid-clean .pd3-feature-list article i{font-style:normal;font-size:11px;font-weight:800;color:#2878df;background:#eef5ff;width:34px;height:34px;display:grid;place-items:center;border-radius:50%}@media(max-width:900px){.pd3-feature-grid-clean .pd3-feature-list{grid-template-columns:1fr}}


/* 2026-09 주요사양 상단 배치 */
.pd3-top-specs{
  margin-top:22px;
  padding-top:18px;
  border-top:1px solid #dbe2ea;
}
.pd3-top-specs-head{
  display:flex;
  align-items:baseline;
  gap:10px;
  margin-bottom:10px;
}
.pd3-top-specs-head span{
  font-size:10px;
  line-height:1;
  letter-spacing:.08em;
  font-weight:800;
  color:#2878df;
}
.pd3-top-specs-head h2{
  margin:0;
  font-size:15px;
  line-height:1.2;
  letter-spacing:-.03em;
  color:#172536;
}
.pd3-top-specs-grid{
  margin:0;
  border-top:1px solid #dbe2ea;
}
.pd3-top-specs-grid>div{
  display:grid;
  grid-template-columns:112px minmax(0,1fr);
  min-height:40px;
  border-bottom:1px solid #dbe2ea;
}
.pd3-top-specs-grid dt,
.pd3-top-specs-grid dd{
  margin:0;
  padding:10px 8px;
  display:flex;
  align-items:center;
  font-size:12px;
  line-height:1.4;
}
.pd3-top-specs-grid dt{
  font-weight:800;
  color:#27384a;
}
.pd3-top-specs-grid dd{
  color:#667789;
}
.pd3-info .pd3-actions{
  margin-top:24px;
}
@media(max-width:900px){
  .pd3-top-specs{margin-top:18px;padding-top:15px}
  .pd3-top-specs-grid>div{grid-template-columns:100px minmax(0,1fr)}
}