/* ============================================================
   PRODUCT-1.CSS  |  Micron 9400 Pro – Product Detail Page
   Zen Interactive Technologies  |  Plus Jakarta Sans theme
   ============================================================ */

/* ── TOKENS ── */
:root{
  --blue:#0077C8;
  --blue-light:#B8E0FF;
  --yellow:#F5D547;
  --dark:#1a1a2e;
  --cream:#F8F7F4;
  --border:#e8e8e8;
  --shadow:0 4px 20px rgba(0,0,0,.07);
  --shadow-lg:0 16px 50px rgba(0,0,0,.14);
  --font:'Plus Jakarta Sans',sans-serif;
  --radius:16px;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:#1a1a1a;background:var(--cream);overflow-x:hidden}
a{text-decoration:none}
img{display:block;max-width:100%}


/* ── HERO BANNER ── */
.pd-hero{background:linear-gradient(135deg,var(--blue-light) 0%,#9ed0ff 55%,#cce8ff 100%);padding:130px 0 0;position:relative;overflow:hidden}
.pd-hero::before{content:'';position:absolute;top:-80px;right:-100px;width:600px;height:600px;background:rgba(0,119,200,.07);border-radius:50%;animation:hFloat 9s ease-in-out infinite}
.pd-hero::after{content:'';position:absolute;bottom:40px;left:-100px;width:320px;height:320px;background:rgba(245,213,71,.11);border-radius:50%;animation:hFloat 11s ease-in-out infinite reverse}
@keyframes hFloat{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-22px) scale(1.05)}}
.pd-hero-inner{position:relative;z-index:2;padding:36px 0 64px}

/* breadcrumb */
.breadcrumb-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:22px;font-size:13px;font-weight:500}
.breadcrumb-nav a{color:#333;transition:color .2s}
.breadcrumb-nav a:hover{color:var(--blue)}
.breadcrumb-nav i{font-size:10px;color:#aaa}
.breadcrumb-nav .bc-now{color:var(--blue);font-weight:700}

/* hero content */
.pd-hero-title{font-size:46px;font-weight:900;color:#000;line-height:1.08;letter-spacing:-2px;margin-bottom:14px}
.pd-hero-title .hl{background:var(--yellow);padding:2px 12px;border-radius:8px;display:inline}
.pd-hero-sub{font-size:16px;color:#333;line-height:1.75;max-width:520px}
.hero-stat-chips{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}
.hero-chip{background:rgba(255,255,255,.88);backdrop-filter:blur(10px);border-radius:14px;padding:18px 22px;text-align:center;border:1px solid rgba(255,255,255,.9);box-shadow:0 6px 24px rgba(0,0,0,.07);min-width:105px;transition:transform .3s}
.hero-chip:hover{transform:translateY(-4px)}
.hero-chip-num{display:block;font-size:26px;font-weight:900;color:var(--blue);line-height:1}
.hero-chip-lbl{display:block;font-size:11px;font-weight:700;color:#555;margin-top:4px;text-transform:uppercase;letter-spacing:.5px}
.pd-hero-wave{line-height:0}
.pd-hero-wave svg{display:block;width:100%}

/* ── STICKY NAV  (Yealink-style) ── */
.pd-snav{background:#fff;border-bottom:2px solid var(--border);position:sticky;top:83px;z-index:500;box-shadow:0 4px 20px rgba(0,0,0,.06)}
.pd-snav-inner{display:flex;align-items:center;overflow-x:auto;scrollbar-width:none}
.pd-snav-inner::-webkit-scrollbar{display:none}
.pd-snav-link{display:flex;align-items:center;gap:7px;padding:16px 22px;font-size:13px;font-weight:700;color:#555;white-space:nowrap;border-bottom:3px solid transparent;transition:all .25s}
.pd-snav-link:hover,.pd-snav-link.active{color:var(--blue);border-bottom-color:var(--blue);background:rgba(0,119,200,.04)}
.pd-snav-cta{margin-left:auto;padding:10px 20px;flex-shrink:0}
.btn-snav-quote{display:inline-flex;align-items:center;gap:7px;background:var(--yellow);color:#000;padding:9px 20px;border-radius:8px;font-size:13px;font-weight:700;transition:all .2s;border:none;cursor:pointer;white-space:nowrap;font-family:var(--font)}
.btn-snav-quote:hover{background:#e8c72a;color:#000;transform:translateY(-1px)}

/* ── SECTION HELPERS ── */
.sec-label{display:inline-flex;align-items:center;gap:7px;background:var(--blue-light);color:var(--blue);padding:6px 16px;border-radius:30px;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:1px;margin-bottom:14px}
.sec-title{font-size:36px;font-weight:900;color:#000;line-height:1.1;letter-spacing:-1.5px;margin-bottom:12px}
.sec-title span{color:var(--blue)}
.sec-sub{font-size:15px;color:#666;line-height:1.75;max-width:620px;margin-bottom:40px}

/* ════════════════════════════════════
   §1  OVERVIEW  (Yealink layout)
════════════════════════════════════ */
#overview{background:var(--cream)}
.pd-overview{padding:64px 0 50px}

/* gallery column */
.gallery-col{position:sticky;top:158px}
.gallery-main-box{background:#fff;border-radius:20px;padding:30px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.gallery-badges{position:absolute;top:14px;left:14px;display:flex;flex-direction:column;gap:6px;z-index:3}
.gbadge{display:inline-flex;align-items:center;gap:5px;padding:5px 12px;border-radius:30px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.5px}
.gbadge-blue{background:var(--blue);color:#fff}
.gbadge-yellow{background:var(--yellow);color:#000}
.gallery-main-img{width:100%;aspect-ratio:1;object-fit:contain;border-radius:12px;transition:transform .4s;cursor:zoom-in}
.gallery-main-box:hover .gallery-main-img{transform:scale(1.04)}
.zoom-tip{position:absolute;bottom:14px;right:14px;background:rgba(0,0,0,.5);color:#fff;padding:5px 12px;border-radius:20px;font-size:11px;font-weight:600;display:flex;align-items:center;gap:5px;opacity:0;transition:opacity .3s;pointer-events:none}
.gallery-main-box:hover .zoom-tip{opacity:1}

.thumbs-row{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}
.thumb{width:68px;height:68px;border-radius:10px;overflow:hidden;cursor:pointer;border:2px solid var(--border);background:#fff;padding:4px;flex-shrink:0;transition:all .2s}
.thumb img{width:100%;height:100%;object-fit:contain}
.thumb:hover,.thumb.active{border-color:var(--blue)}

.cert-bar{margin-top:14px;display:flex;align-items:center;gap:10px;padding:10px 14px;background:#f0f7ff;border-radius:12px;flex-wrap:wrap}
.cert-bar strong{font-size:11px;font-weight:700;color:var(--blue);text-transform:uppercase;white-space:nowrap}
.cert-item{display:flex;align-items:center;gap:4px;font-size:11px;font-weight:600;color:#555;white-space:nowrap}
.cert-item i{color:#22c55e;font-size:10px}

/* product info column */
.brand-row{display:flex;align-items:center;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.brand-chip{background:var(--blue-light);color:var(--blue);padding:4px 12px;border-radius:30px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px}
.brand-chip-alt{background:#fff3cd;color:#8a6800}
.prod-title{font-size:38px;font-weight:900;color:#000;line-height:1.1;letter-spacing:-1.5px;margin-bottom:10px}
.prod-title .hl{background:var(--yellow);padding:0 10px;border-radius:6px}
.sku-row{display:flex;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap;font-size:13px;color:#777;font-weight:500}
.sku-row strong{color:#333}
.sku-row span.div{color:#ddd}

.rating-row{display:flex;align-items:center;gap:8px;margin-bottom:18px}
.stars{color:var(--yellow);font-size:14px}
.rating-score{font-size:14px;font-weight:700;color:#333}
.rating-ct{font-size:13px;color:#999}

.prod-desc{font-size:15px;line-height:1.8;color:#444;margin-bottom:24px;padding-bottom:22px;border-bottom:1px solid var(--border)}

/* highlight chips */
.hl-grid{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-bottom:22px}
.hl-chip{display:flex;align-items:flex-start;gap:10px;padding:13px;background:#fff;border-radius:12px;border:1px solid var(--border);transition:all .25s}
.hl-chip:hover{border-color:var(--blue);box-shadow:0 4px 16px rgba(0,119,200,.09);transform:translateY(-2px)}
.hl-icon{width:36px;height:36px;border-radius:8px;background:var(--blue-light);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.hl-icon i{color:var(--blue);font-size:14px}
.hl-lbl{font-size:11px;font-weight:700;color:#999;text-transform:uppercase;letter-spacing:.5px}
.hl-val{font-size:14px;font-weight:800;color:#000;line-height:1.3}

/* availability */
.avail-row{display:flex;align-items:center;gap:12px;margin-bottom:20px;flex-wrap:wrap}
.avail-badge{display:flex;align-items:center;gap:6px;padding:8px 16px;border-radius:30px;font-size:13px;font-weight:700}
.avail-green{background:#dcfce7;color:#16a34a}
.wty-tag{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:#555}
.wty-tag i{color:var(--blue)}

/* action buttons */
.action-row{display:flex;gap:11px;flex-wrap:wrap;margin-bottom:22px}
.btn-primary{display:flex;align-items:center;gap:8px;background:var(--yellow);color:#000;padding:14px 28px;border-radius:12px;font-size:15px;font-weight:800;border:none;cursor:pointer;transition:all .25s;position:relative;overflow:hidden;font-family:var(--font)}
.btn-primary:hover{background:#e8c72a;color:#000;transform:translateY(-2px);box-shadow:0 8px 22px rgba(245,213,71,.45)}
.btn-outline{display:flex;align-items:center;gap:8px;background:transparent;color:var(--blue);padding:14px 22px;border-radius:12px;font-size:15px;font-weight:700;border:2px solid var(--blue);transition:all .25s;font-family:var(--font)}
.btn-outline:hover{background:var(--blue);color:#fff;transform:translateY(-2px)}
.btn-icon{width:50px;height:50px;border-radius:12px;border:2px solid var(--border);background:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .25s;color:#999;font-size:16px}
.btn-icon:hover{border-color:var(--blue);color:var(--blue)}

/* trust strip */
.trust-strip{display:flex;gap:16px;padding:14px 18px;background:#f0f7ff;border-radius:12px;flex-wrap:wrap}
.trust-item{display:flex;align-items:center;gap:7px;font-size:13px;color:#555;font-weight:500}
.trust-item i{color:var(--blue);font-size:14px}

/* ════════════════════════════════════
   §2  SPECIFICATIONS
════════════════════════════════════ */
#specs{background:#fff}
.pd-specs{padding:80px 0}

.perf-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:48px}
.perf-card{background:linear-gradient(135deg,var(--dark) 0%,#0a2150 100%);border-radius:20px;padding:28px 20px;text-align:center;position:relative;overflow:hidden;transition:transform .3s}
.perf-card::before{content:'';position:absolute;top:-30px;right:-30px;width:110px;height:110px;background:rgba(0,119,200,.22);border-radius:50%}
.perf-card:hover{transform:translateY(-7px)}
.perf-emoji{font-size:26px;margin-bottom:10px;display:block}
.perf-num{font-size:34px;font-weight:900;color:var(--yellow);line-height:1;margin-bottom:4px}
.perf-unit{font-size:13px;font-weight:600;color:rgba(255,255,255,.6);margin-bottom:4px}
.perf-lbl{font-size:11px;color:rgba(255,255,255,.7);font-weight:600;text-transform:uppercase;letter-spacing:.5px}

/* spec tabs */
.spec-tabs{display:flex;border-bottom:2px solid var(--border);overflow-x:auto;scrollbar-width:none}
.spec-tabs::-webkit-scrollbar{display:none}
.spec-tab-btn{padding:13px 22px;font-size:13px;font-weight:700;color:#666;cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-2px;transition:all .2s;white-space:nowrap;background:none;border-top:none;border-left:none;border-right:none;font-family:var(--font)}
.spec-tab-btn:hover,.spec-tab-btn.active{color:var(--blue);border-bottom-color:var(--blue)}
.spec-pane{display:none}
.spec-pane.active{display:block}
.spec-wrap{border:1px solid var(--border);border-radius:0 0 16px 16px;overflow:hidden}
.spec-group{background:var(--blue);color:#fff;padding:10px 20px;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:1px}
.spec-table{width:100%;border-collapse:collapse}
.spec-table tr{border-bottom:1px solid var(--border)}
.spec-table tr:last-child{border-bottom:none}
.spec-table td{padding:13px 20px;font-size:14px}
.spec-table td:first-child{font-weight:700;color:#333;background:#f9f9f9;width:36%;border-right:1px solid var(--border)}
.spec-table td:last-child{color:#555}

/* ════════════════════════════════════
   §3  FEATURES
════════════════════════════════════ */
#features{background:var(--cream)}
.pd-features{padding:80px 0}

.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.feat-card{background:#fff;border-radius:20px;padding:32px 26px;border:1px solid var(--border);transition:all .3s;position:relative;overflow:hidden}
.feat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--blue),var(--yellow));transform:scaleX(0);transform-origin:left;transition:transform .3s}
.feat-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.feat-card:hover::before{transform:scaleX(1)}
.feat-icon{width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,var(--blue-light),#d0eeff);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.feat-icon i{font-size:22px;color:var(--blue)}
.feat-title{font-size:17px;font-weight:800;color:#000;margin-bottom:10px}
.feat-desc{font-size:14px;color:#666;line-height:1.7}

/* feature banner */
.feat-banner{margin-top:50px;border-radius:24px;overflow:hidden;position:relative;min-height:360px;background:linear-gradient(135deg,var(--dark) 0%,#0a2150 100%);display:flex;align-items:center}
.feat-banner-bg{position:absolute;right:0;top:0;bottom:0;width:55%;object-fit:cover;opacity:.26}
.feat-banner-body{position:relative;z-index:2;padding:50px 56px;max-width:58%}
.fb-badge{background:var(--yellow);color:#000;padding:5px 14px;border-radius:30px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:1px;margin-bottom:18px;display:inline-block}
.fb-title{font-size:30px;font-weight:900;color:#fff;line-height:1.15;letter-spacing:-1px;margin-bottom:14px}
.fb-desc{font-size:15px;color:rgba(255,255,255,.75);line-height:1.7;margin-bottom:26px}
.fb-stats{display:flex;gap:28px;flex-wrap:wrap}
.fb-stat-num{font-size:26px;font-weight:900;color:var(--yellow);display:block}
.fb-stat-lbl{font-size:11px;color:rgba(255,255,255,.6);font-weight:600;text-transform:uppercase;letter-spacing:.5px}

/* ════════════════════════════════════
   §4  USE CASES
════════════════════════════════════ */
#usecases{background:#fff}
.pd-usecases{padding:80px 0}

.uc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:40px}
.uc-card{border-radius:20px;overflow:hidden;position:relative;min-height:282px;cursor:pointer;transition:transform .3s}
.uc-card:hover{transform:translateY(-6px)}
.uc-card-img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .5s}
.uc-card:hover .uc-card-img{transform:scale(1.06)}
.uc-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.85) 0%,rgba(0,0,0,.18) 60%,transparent 100%)}
.uc-body{position:absolute;bottom:0;left:0;right:0;padding:28px}
.uc-tag{display:inline-flex;align-items:center;gap:5px;background:var(--yellow);color:#000;padding:4px 12px;border-radius:30px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.5px;margin-bottom:9px}
.uc-title{font-size:20px;font-weight:800;color:#fff;margin-bottom:6px}
.uc-desc{font-size:13px;color:rgba(255,255,255,.8);line-height:1.5}

/* ════════════════════════════════════
   §5  GALLERY
════════════════════════════════════ */
#gallery{background:var(--cream)}
.pd-gallery{padding:80px 0}

.gal-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:220px;gap:14px;margin-top:40px}
.gal-item{border-radius:16px;overflow:hidden;position:relative;cursor:pointer}
.gal-item img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.gal-item:hover img{transform:scale(1.06)}
.gal-item:nth-child(1){grid-row:span 2}
.gal-item:nth-child(4){grid-column:span 2}
.gal-overlay{position:absolute;inset:0;background:rgba(0,119,200,.52);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s}
.gal-item:hover .gal-overlay{opacity:1}
.gal-overlay i{color:#fff;font-size:28px}

/* ════════════════════════════════════
   §6  DOWNLOADS
════════════════════════════════════ */
#downloads{background:#fff}
.pd-downloads{padding:80px 0}

.dl-list{margin-top:30px}
.dl-item{display:flex;align-items:center;gap:16px;padding:18px 22px;background:#f9f9f9;border-radius:14px;border:1px solid var(--border);margin-bottom:12px;transition:all .25s}
.dl-item:hover{border-color:var(--blue);background:#f0f7ff;transform:translateX(5px)}
.dl-icon-wrap{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:20px}
.dl-pdf{background:#fee2e2;color:#dc2626}
.dl-doc{background:#dbeafe;color:var(--blue)}
.dl-zip{background:#fef9c3;color:#ca8a04}
.dl-info{flex:1}
.dl-name{font-size:15px;font-weight:700;color:#000;margin-bottom:2px}
.dl-meta{font-size:12px;color:#999;font-weight:500}
.dl-btn{display:flex;align-items:center;gap:6px;background:var(--blue);color:#fff;padding:9px 18px;border-radius:8px;font-size:13px;font-weight:700;transition:all .2s;flex-shrink:0}
.dl-btn:hover{background:#005fa0;color:#fff}

/* ════════════════════════════════════
   §7  RELATED PRODUCTS
════════════════════════════════════ */
#related{background:var(--cream)}
.pd-related{padding:80px 0}

.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.rel-card{background:#fff;border-radius:20px;overflow:hidden;border:1px solid var(--border);transition:all .3s}
.rel-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.rel-img-box{height:200px;overflow:hidden;background:#f0f7ff;display:flex;align-items:center;justify-content:center;padding:20px}
.rel-img-box img{max-height:100%;max-width:100%;object-fit:contain;transition:transform .4s}
.rel-card:hover .rel-img-box img{transform:scale(1.07)}
.rel-body{padding:20px}
.rel-cat{font-size:11px;font-weight:700;color:var(--blue);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.rel-name{font-size:16px;font-weight:800;color:#000;margin-bottom:8px;line-height:1.3}
.rel-spec{font-size:13px;color:#777;margin-bottom:12px}
.rel-chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.rel-chip{background:#f0f7ff;color:var(--blue);padding:4px 10px;border-radius:20px;font-size:11px;font-weight:700}
.rel-actions{display:flex;gap:8px}
.rel-btn{flex:1;text-align:center;padding:9px 12px;border-radius:8px;font-size:13px;font-weight:700;transition:all .2s}
.rel-btn-primary{background:var(--yellow);color:#000}
.rel-btn-primary:hover{background:#e8c72a;color:#000}
.rel-btn-secondary{background:transparent;color:var(--blue);border:1.5px solid var(--blue)}
.rel-btn-secondary:hover{background:var(--blue);color:#fff}

/* ── CTA ── */
.cta-section-micron{padding:60px 0;background:#fff}
.cta-box-micron{background:linear-gradient(135deg,var(--dark) 0%,#0a3060 100%);border-radius:24px;padding:50px;position:relative;overflow:hidden}
.cta-box-micron::before{content:'';position:absolute;top:-60px;right:-60px;width:300px;height:300px;background:rgba(245,213,71,.08);border-radius:50%}
.cta-box-micron h2{font-size:30px;font-weight:900;color:#fff;margin-bottom:10px}
.cta-box-micron p{color:rgba(255,255,255,.75);font-size:15px}
.btn-cta-primary{display:inline-flex;align-items:center;gap:8px;background:var(--yellow);color:#000;padding:14px 28px;border-radius:12px;font-size:15px;font-weight:800;transition:all .25s}
.btn-cta-primary:hover{background:#e8c72a;color:#000;transform:translateY(-2px)}
.btn-cta-secondary{display:inline-flex;align-items:center;gap:8px;background:transparent;color:#fff;padding:14px 22px;border-radius:12px;font-size:15px;font-weight:700;transition:all .25s;border:2px solid rgba(255,255,255,.4);margin-left:12px}
.btn-cta-secondary:hover{border-color:#fff;background:rgba(255,255,255,.09)}

/* ── FOOTER  (identical to micron-product) ── */