:root{
  --blue-900:#0b3a66;
  --blue-700:#0b6fd6;
  --blue-600:#1b83ee;
  --blue-100:#eaf4fd;
  --blue-050:#f5faff;
  --green-700:#1f8f4e;
  --green-600:#26a35a;
  --green-100:#e7f8ee;
  --gold-700:#c07a10;
  --gold-100:#fdf1dc;
  --ink:#14324f;
  --ink-soft:#4b6076;
  --line:#e3ecf4;
  --white:#ffffff;
  --gold:#f5a623;
  --radius:14px;
  --shadow:0 10px 30px rgba(11,58,102,.08);
  --shadow-sm:0 4px 14px rgba(11,58,102,.06);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
  color:var(--ink);
  background:#f7fafd;
  line-height:1.5;
}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
ul{list-style:none;margin:0;padding:0;}
.container{max-width:1180px;margin:0 auto;padding:0 24px;}

.ph{
  background:linear-gradient(135deg,#dceafb,#c7dff5);
  border:1px dashed #9cc2e8;
  display:flex;align-items:center;justify-content:center;
  color:#4a7aa8;font-size:12px;font-weight:600;text-align:center;
  width:100%;height:100%;border-radius:inherit;padding:8px;
}

/* ===== Header ===== */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;}
.logo{font-size:22px;font-weight:800;color:var(--blue-700);letter-spacing:-.02em;}
.logo span{display:block;font-size:11px;font-weight:700;color:var(--ink-soft);letter-spacing:.14em;margin-top:-2px;}
nav.main-nav ul{display:flex;gap:26px;}
nav.main-nav a{font-size:14.5px;font-weight:600;color:var(--ink-soft);transition:color .15s;}
nav.main-nav a.active,nav.main-nav a:hover{color:var(--blue-700);}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:9px;font-weight:700;font-size:14.5px;border:none;cursor:pointer;transition:transform .15s, box-shadow .15s;}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--blue-700);color:#fff;box-shadow:0 8px 18px rgba(11,111,214,.28);}
.btn-green{background:var(--green-600);color:#fff;box-shadow:0 8px 18px rgba(38,163,90,.28);}
.btn-outline{background:#fff;color:var(--blue-700);border:1.5px solid var(--blue-600);}
.btn-block{width:100%;justify-content:center;}
.btn-sm{padding:9px 16px;font-size:13.5px;}
.header-cta{display:none;}
@media(min-width:900px){.header-cta{display:inline-flex;}}
.burger{display:none;font-size:22px;background:none;border:none;color:var(--blue-700);cursor:pointer;}
@media(max-width:899px){nav.main-nav{display:none;}.burger{display:block;}}
.nav-wrap{position:relative;}
@media(max-width:899px){
  nav.main-nav.mobile-open{
    display:block !important;position:absolute;top:100%;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 12px 20px rgba(11,58,102,.08);
    z-index:60;
  }
  nav.main-nav.mobile-open ul{flex-direction:column;gap:0;padding:8px 24px 16px;}
  nav.main-nav.mobile-open li{border-top:1px solid var(--line);}
  nav.main-nav.mobile-open a{display:block;padding:14px 0;}
}

/* ===== Breadcrumb ===== */
.breadcrumb{background:var(--blue-050);border-bottom:1px solid var(--line);padding:14px 0;}
.breadcrumb .container{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-soft);flex-wrap:wrap;}
.breadcrumb a{color:var(--blue-700);font-weight:600;}
.breadcrumb .sep{color:#a9bcce;}

/* ===== Page head (katalog) ===== */
.page-head{padding:38px 0 8px;text-align:center;}
.page-head h1{font-size:clamp(24px,3.4vw,32px);color:var(--blue-900);font-weight:800;margin:0 0 8px;}
.page-head p{color:var(--ink-soft);font-size:15px;max-width:560px;margin:0 auto;}

/* ===== Category tabs ===== */
.cat-tabs{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;padding:22px 0 6px;}
.cat-tab{padding:10px 20px;border-radius:999px;background:#fff;border:1.5px solid var(--line);font-weight:700;font-size:13.5px;color:var(--ink-soft);}
.cat-tab.active{background:var(--blue-700);border-color:var(--blue-700);color:#fff;}
.cat-tab:hover{border-color:var(--blue-600);}

/* ===== Catalog grid ===== */
.catalog-grid{display:grid;grid-template-columns:1fr;gap:22px;padding:30px 0 60px;}
@media(min-width:680px){.catalog-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1000px){.catalog-grid{grid-template-columns:repeat(3,1fr);}}
.product-card{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s;display:flex;flex-direction:column;}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.product-card .thumb{aspect-ratio:4/3;border-radius:0;overflow:hidden;}
.product-card .thumb img{width:100%;height:100%;object-fit:cover;}
.product-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.product-tag{display:inline-block;font-size:11.5px;font-weight:700;color:var(--blue-700);background:var(--blue-100);padding:4px 10px;border-radius:999px;margin-bottom:10px;width:fit-content;}
.product-body h3{margin:0 0 6px;font-size:18px;color:var(--ink);}
.product-body .code{font-size:12px;color:var(--ink-soft);margin:0 0 8px;}
.product-body p.desc{color:var(--ink-soft);font-size:13.5px;margin:0 0 14px;flex:1;}
.product-body .price{font-size:12.5px;color:var(--ink-soft);margin-bottom:14px;}
.product-body .price b{display:block;font-size:17px;color:var(--blue-700);}
.product-body .link{color:var(--blue-700);font-weight:700;font-size:14px;}
.empty-note{grid-column:1/-1;text-align:center;color:var(--ink-soft);padding:40px 0;}

/* ===== Product Detail ===== */
.detail-section{padding:34px 0 20px;}
.detail-grid{display:grid;grid-template-columns:1fr;gap:34px;}
@media(min-width:900px){.detail-grid{grid-template-columns:.95fr .85fr 1fr;align-items:start;}}

.gallery-main{aspect-ratio:4/3;border-radius:16px;overflow:hidden;background:var(--blue-050);border:1px solid var(--line);margin-bottom:12px;}
.gallery-main img{width:100%;height:100%;object-fit:contain;}
.gallery-thumbs{display:flex;gap:10px;flex-wrap:wrap;}
.gallery-thumbs .thumb-btn{width:70px;height:70px;border-radius:10px;overflow:hidden;border:2px solid var(--line);cursor:pointer;background:var(--blue-050);}
.gallery-thumbs .thumb-btn.active{border-color:var(--blue-700);}
.gallery-thumbs .thumb-btn img{width:100%;height:100%;object-fit:cover;}

.badge{display:inline-block;font-size:12px;font-weight:700;color:var(--blue-700);background:var(--blue-100);padding:5px 12px;border-radius:999px;margin-bottom:12px;}
.detail-info h1{font-size:clamp(26px,3.6vw,34px);font-weight:800;color:var(--ink);margin:0 0 6px;}
.detail-info .code{color:var(--ink-soft);font-size:13px;margin:0 0 14px;}
.detail-info p.tagline{color:var(--ink-soft);font-size:15px;margin:0 0 18px;}
.feature-list li{font-size:14px;color:var(--ink);padding:5px 0;display:flex;gap:9px;align-items:flex-start;}
.feature-list li:before{content:"✓";color:var(--blue-700);font-weight:800;flex-shrink:0;}
.suit-card{display:flex;align-items:center;gap:14px;background:var(--blue-050);border-radius:14px;padding:16px 18px;margin-top:22px;}
.suit-card .ic{font-size:26px;}
.suit-card b{display:block;color:var(--blue-900);font-size:15px;}
.suit-card span{font-size:12.5px;color:var(--ink-soft);}

/* Buy box */
.buy-box{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff;box-shadow:var(--shadow);}
.buy-tabs{display:flex;}
.buy-tab{flex:1;text-align:center;padding:15px 10px;font-weight:800;font-size:14px;background:#f4f8fc;color:var(--ink-soft);cursor:pointer;border:none;}
.buy-tab.active{background:var(--blue-700);color:#fff;}
.buy-pane{padding:22px;display:none;}
.buy-pane.active{display:block;}
.buy-pane .label{font-size:12.5px;color:var(--ink-soft);margin-bottom:4px;}
.buy-pane .amount{font-size:26px;font-weight:800;color:var(--ink);margin-bottom:16px;}
.buy-pane .amount small{font-size:13px;font-weight:600;color:var(--ink-soft);}
.benefit-list li{font-size:13.5px;color:var(--ink-soft);padding:4px 0;display:flex;gap:8px;}
.benefit-list li:before{content:"✓";color:var(--green-600);font-weight:800;}
.tenor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:14px 0 18px;}
.tenor-btn{padding:10px 6px;border:1.5px solid var(--line);border-radius:9px;font-size:13px;font-weight:700;color:var(--ink-soft);background:#fff;cursor:pointer;text-align:center;}
.tenor-btn.active{border-color:var(--blue-700);color:var(--blue-700);background:var(--blue-100);}
.tenor-note{font-size:11.5px;color:var(--ink-soft);margin-bottom:16px;}

/* ===== Info sections below ===== */
.info-section{padding:20px 0;}
.info-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media(min-width:1000px){.info-grid{grid-template-columns:repeat(3,1fr);}}
.info-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;}
.info-card h2{font-size:17px;color:var(--blue-900);font-weight:800;margin:0 0 16px;}

.spec-table{width:100%;border-collapse:collapse;font-size:13.5px;}
.spec-table tr{border-bottom:1px solid var(--line);}
.spec-table tr:last-child{border-bottom:none;}
.spec-table td{padding:9px 0;color:var(--ink-soft);vertical-align:top;}
.spec-table td:first-child{width:44%;color:var(--ink);font-weight:600;}

.compare-table{width:100%;border-collapse:collapse;font-size:13px;}
.compare-table th,.compare-table td{padding:10px 8px;text-align:center;border-bottom:1px solid var(--line);}
.compare-table th{color:var(--ink-soft);font-size:12px;}
.compare-table td:first-child,.compare-table th:first-child{text-align:left;color:var(--ink);font-weight:600;}
.compare-table .col-current{background:var(--blue-050);}
.compare-table .check{color:var(--green-600);font-weight:800;}
.compare-table .cross{color:#c7d3de;}

.related-list{display:flex;flex-direction:column;gap:14px;}
.related-item{display:flex;gap:12px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:10px;}
.related-item .thumb{width:60px;height:60px;border-radius:8px;overflow:hidden;flex-shrink:0;background:var(--blue-050);}
.related-item .thumb img{width:100%;height:100%;object-fit:cover;}
.related-item .name{font-weight:700;font-size:13.5px;color:var(--ink);}
.related-item .price{font-size:12px;color:var(--blue-700);font-weight:700;}
.related-item .link{font-size:12px;color:var(--blue-700);font-weight:700;margin-left:auto;flex-shrink:0;}

/* ===== WA floating bar ===== */
.wa-float-bar{background:#eef7ff;border-top:1px solid var(--line);padding:22px 0;margin-top:40px;}
.wa-float-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;}
.wa-float-inner strong{display:block;color:var(--ink);font-size:15px;}
.wa-float-inner span{color:var(--ink-soft);font-size:13px;}

footer.site-footer{background:var(--blue-900);color:#cfe0f2;padding:36px 0;text-align:center;font-size:13px;}
footer.site-footer .logo{color:#fff;}
footer.site-footer .logo span{color:#9db9d4;}

/* ===== Filter tabs (artikel) ===== */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;padding:22px 0 6px;}
.filter-chip{padding:9px 18px;border-radius:999px;border:1.5px solid var(--line);background:#fff;color:var(--ink-soft);font-size:13.5px;font-weight:700;cursor:pointer;transition:.15s;}
.filter-chip:hover{border-color:var(--blue-600);color:var(--blue-700);}
.filter-chip.active{background:var(--blue-700);border-color:var(--blue-700);color:#fff;}

/* ===== Article grid ===== */
.section{padding:30px 0 56px;}
.article-grid{display:grid;grid-template-columns:1fr;gap:22px;}
@media(min-width:640px){.article-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:980px){.article-grid{grid-template-columns:repeat(3,1fr);gap:28px;}}
@media(min-width:1400px){.article-grid{grid-template-columns:repeat(4,1fr);}}
.article-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s;display:block;}
.article-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.article-card .thumb{position:relative;aspect-ratio:16/11;overflow:hidden;}
.article-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s;}
.article-card:hover .thumb img{transform:scale(1.05);}
.article-card .thumb .ph{border-radius:0;}
.article-card .cat{position:absolute;top:10px;left:10px;background:var(--blue-700);color:#fff;font-size:10.5px;font-weight:700;padding:4px 9px;border-radius:6px;}
.article-card .cat.green{background:var(--green-600);}
.article-card .cat.gold{background:var(--gold-700);}
.article-body{padding:14px 16px 18px;}
.article-body .meta{font-size:11.5px;color:var(--ink-soft);margin-bottom:8px;}
.article-body h4{font-size:14px;margin:0 0 10px;color:var(--ink);line-height:1.35;}
.article-body .link{font-size:13px;font-weight:700;color:var(--blue-700);}
@media(min-width:980px){
  .article-grid{gap:30px;}
  .article-card .thumb{aspect-ratio:16/10;}
  .article-body{padding:20px 22px 24px;}
  .article-body .meta{font-size:12.5px;margin-bottom:10px;}
  .article-body h4{font-size:17px;margin:0 0 14px;line-height:1.4;}
  .article-body .link{font-size:14px;}
}
.empty-note-articles{grid-column:1/-1;text-align:center;color:var(--ink-soft);padding:40px 0;}

/* ===== CTA banner ===== */
.cta-banner{background:linear-gradient(120deg,var(--blue-100),#eef7ff);border-radius:22px;padding:34px 30px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;}
.cta-banner h3{font-size:20px;color:var(--blue-900);margin:0 0 6px;font-weight:800;}
.cta-banner p{margin:0;color:var(--ink-soft);font-size:14px;}

/* ===== Trust strip ===== */
.trust-strip{border-top:1px solid var(--line);padding:26px 0;}
.trust-list{display:flex;flex-wrap:wrap;justify-content:center;gap:28px;}
.trust-list li{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-soft);font-weight:600;}

/* ===== Article detail page ===== */
.article-content{max-width:760px;margin:0 auto;padding:30px 0 10px;}
.article-content .art-meta{font-size:13px;color:var(--ink-soft);margin-bottom:14px;}
.article-content .art-cover{aspect-ratio:16/8;border-radius:16px;overflow:hidden;margin-bottom:28px;background:var(--blue-050);border:1px solid var(--line);}
.article-content .art-cover img{width:100%;height:100%;object-fit:cover;}
.article-content .art-cover .ph{border-radius:16px;}
.article-content h1{font-size:clamp(24px,3.4vw,34px);color:var(--blue-900);font-weight:800;line-height:1.3;margin:0 0 10px;}
.article-content .art-cat{display:inline-block;background:var(--blue-700);color:#fff;font-size:11px;font-weight:700;padding:5px 11px;border-radius:6px;margin-bottom:14px;}
.article-content .art-cat.green{background:var(--green-600);}
.article-content .art-cat.gold{background:var(--gold-700);}
.article-content .art-body p{font-size:15.5px;color:var(--ink);line-height:1.8;margin:0 0 18px;}
.article-content .back-link{display:inline-block;margin-bottom:18px;font-size:13.5px;font-weight:700;color:var(--blue-700);}
.not-found{text-align:center;padding:60px 20px;}
.not-found h1{color:var(--blue-900);font-size:26px;}

/* ===== Admin tab switcher ===== */
.admin-tabs{display:flex;gap:8px;margin-bottom:20px;}
.admin-tabs a{padding:9px 16px;border-radius:9px;font-size:13.5px;font-weight:700;color:var(--ink-soft);background:#fff;border:1.5px solid var(--line);}
.admin-tabs a.active{background:var(--blue-700);border-color:var(--blue-700);color:#fff;}

/* ===== Admin ===== */
.admin-body{background:#f2f5f9;font-family:"Segoe UI",Arial,sans-serif;color:var(--ink);}
.admin-header{background:var(--blue-900);color:#fff;padding:16px 24px;display:flex;justify-content:space-between;align-items:center;}
.admin-header a{color:#cfe0f2;font-size:13.5px;font-weight:600;}
.admin-header .brand{font-weight:800;font-size:17px;color:#fff;}
.admin-wrap{max-width:1100px;margin:26px auto;padding:0 20px;}
.admin-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;margin-bottom:20px;}
.admin-table{width:100%;border-collapse:collapse;font-size:13.5px;}
.admin-table th{text-align:left;padding:10px 8px;border-bottom:2px solid var(--line);color:var(--ink-soft);font-size:12.5px;}
.admin-table td{padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:middle;}
.admin-table img{width:42px;height:42px;object-fit:cover;border-radius:6px;}
.status-pill{font-size:11px;font-weight:700;padding:3px 9px;border-radius:999px;}
.status-pill.active{background:var(--green-100);color:var(--green-700);}
.status-pill.inactive{background:#fde8e8;color:#c0392b;}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:13px;font-weight:700;color:var(--ink-soft);margin-bottom:6px;}
.form-row input[type=text],.form-row input[type=number],.form-row input[type=password],.form-row input[type=email],.form-row input[type=tel],.form-row select,.form-row textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;font-size:14px;font-family:inherit;color:var(--ink);
}
.form-row textarea{min-height:70px;resize:vertical;}
.form-grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
@media(max-width:700px){.form-grid2{grid-template-columns:1fr;}}
.dyn-row{display:flex;gap:8px;margin-bottom:8px;}
.dyn-row input{flex:1;}
.dyn-row button{flex-shrink:0;background:#fde8e8;color:#c0392b;border:none;border-radius:8px;padding:0 12px;cursor:pointer;font-weight:700;}
.add-row-btn{background:var(--blue-100);color:var(--blue-700);border:none;border-radius:8px;padding:8px 14px;font-weight:700;font-size:13px;cursor:pointer;}
.thumb-preview{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px;}
.thumb-preview .item{position:relative;width:70px;height:70px;border-radius:8px;overflow:hidden;border:1px solid var(--line);}
.thumb-preview .item img{width:100%;height:100%;object-fit:cover;}
.thumb-preview .item label{position:absolute;bottom:0;left:0;right:0;background:rgba(192,57,43,.85);color:#fff;text-align:center;font-size:10px;padding:2px 0;margin:0;cursor:pointer;}
.alert{padding:12px 16px;border-radius:10px;font-size:13.5px;margin-bottom:18px;}
.alert-success{background:var(--green-100);color:var(--green-700);}
.alert-error{background:#fde8e8;color:#c0392b;}
.login-wrap{max-width:380px;margin:80px auto;background:#fff;border:1px solid var(--line);border-radius:16px;padding:32px;box-shadow:var(--shadow);}
.login-wrap h1{font-size:20px;color:var(--blue-900);margin:0 0 6px;}
.login-wrap p{font-size:13px;color:var(--ink-soft);margin:0 0 22px;}