/* =====================================================================
   InSci — Product catalog (products.html) + Detail page styles
   ===================================================================== */

/* ---------- Catalog family sections ---------- */
.prod-fam { padding-block: clamp(56px,7vw,90px); border-bottom:1px solid var(--line); scroll-margin-top: calc(var(--header-h) + 60px); }
.prod-fam:last-of-type { border-bottom:none; }
.prod-fam.alt { background: var(--surface); }
.fam-head { display:flex; gap:22px; align-items:flex-start; max-width:760px; margin-bottom:44px; }
.fam-ic { width:64px; height:64px; border-radius:18px; display:grid; place-items:center; flex-shrink:0; }
.fam-ic svg { width:32px; height:32px; }
.fam-ic.cat-green { background:var(--green-100); color:var(--green-700); }
.fam-ic.cat-blue { background:var(--blue-100); color:var(--blue-700); }
.fam-ic.cat-mix { background:linear-gradient(135deg,var(--green-100),var(--blue-100)); color:var(--blue-700); }
.fam-head h2 { font-size:clamp(26px,3.4vw,40px); margin:14px 0 12px; }
.fam-head p { color:var(--ink-500); font-size:16px; line-height:1.6; }

.prod-subgroup { margin-bottom:48px; }
.prod-subgroup:last-child { margin-bottom:0; }
.prod-subhead { display:flex; align-items:baseline; gap:14px; margin-bottom:20px; padding-bottom:14px; border-bottom:1px solid var(--line); flex-wrap:wrap; }
.prod-subhead h3 { font-size:21px; }
.prod-subhead p { font-size:14px; color:var(--ink-400); }

.prod-grid2 { display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
@media(max-width:980px){ .prod-grid2{ grid-template-columns:repeat(3,1fr); } }
@media(max-width:720px){ .prod-grid2{ grid-template-columns:repeat(2,1fr); } }
@media(max-width:460px){ .prod-grid2{ grid-template-columns:1fr; } }

.prod-card2 { display:flex; flex-direction:column; background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); overflow:hidden; transition:transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s; }
.prod-card2:hover { transform:translateY(-4px); box-shadow:var(--sh-lg); border-color:transparent; }
.prod-card2 .prod-img-wrap{width:100%;aspect-ratio:16/9;overflow:hidden;display:block;background:var(--bg-sunken);border-radius:var(--r-lg) var(--r-lg) 0 0}
.prod-card2 .prod-img-wrap image-slot,.prod-card2 .prod-img-wrap img{width:100%;height:100%;object-fit:cover;display:block}
.prod-body2 { padding:16px 18px 18px; display:flex; flex-direction:column; flex:1; }
.prod-sub { font-size:11px; font-weight:600; letter-spacing:.04em; text-transform:uppercase; color:var(--green-700); margin-bottom:7px; }
.prod-body2 h4 { font-size:16px; line-height:1.3; margin-bottom:10px; font-family:var(--font-display); font-weight:600; flex:1; }
.prod-meta { display:flex; flex-direction:column; gap:4px; font-size:12px; color:var(--ink-400); margin-bottom:12px; line-height:1.5; }
.prod-note { font-size:12px; color:var(--ink-400); line-height:1.45; margin:-2px 0 10px; }
.prod-go { font-size:13px; font-weight:600; color:var(--blue-700); display:flex; align-items:center; gap:6px; }
.prod-go svg { width:15px; height:15px; transition:transform .2s var(--ease); }
.prod-card2:hover .prod-go svg { transform:translateX(3px); }



/* ---------- Detail hero ---------- */
.pd-hero { padding-top: calc(var(--header-h) + 36px); padding-bottom: 24px; }
.pd-breadcrumb { display:flex; gap:8px; align-items:center; font-size:13.5px; color:var(--ink-400); margin-bottom:28px; flex-wrap:wrap; }
.pd-breadcrumb a { color:var(--ink-500); transition:color .2s; }
.pd-breadcrumb a:hover { color:var(--blue-700); }
.pd-breadcrumb svg { width:13px; height:13px; }
.pd-breadcrumb .cur { color:var(--ink-700); font-weight:600; }

.pd-grid { display:grid; grid-template-columns: 0.95fr 1.05fr; gap:56px; align-items:start; }

/* gallery */
.pd-gallery { position:sticky; top:calc(var(--header-h) + 24px); }
.pd-main-img { width:100%; height:440px; border-radius:var(--r-lg); border:1px solid var(--line); overflow:hidden; }
.pd-main-img image-slot { width:100%; height:100%; }
.pd-thumbs { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; margin-top:14px; }
.pd-thumbs image-slot { width:100%; height:78px; border-radius:var(--r-md); border:1px solid var(--line); cursor:pointer; }

/* info column */
.pd-cat-row { display:flex; gap:10px; align-items:center; margin-bottom:16px; flex-wrap:wrap; }
.pd-cat-badge { font-size:12px; font-weight:600; letter-spacing:.04em; padding:6px 14px; border-radius:var(--r-pill); background:var(--green-50); color:var(--green-700); }
.pd-stock { font-size:13px; font-weight:600; color:var(--green-700); display:flex; align-items:center; gap:7px; }
.pd-stock .dot { width:8px; height:8px; border-radius:50%; background:var(--green-500); box-shadow:0 0 0 3px rgba(114,191,68,.2); }
.pd-title { font-size:clamp(32px,4vw,46px); line-height:1.08; margin-bottom:8px; font-family:var(--font-display); }
.pd-inci { font-family:var(--font-mono); font-size:14px; color:var(--ink-400); margin-bottom:22px; }
.pd-lead { font-size:17px; color:var(--ink-500); line-height:1.66; margin-bottom:28px; }
.pd-keytags { display:flex; flex-wrap:wrap; gap:8px; margin-bottom:30px; }
.pd-keytags span { font-size:13px; font-weight:500; padding:7px 15px; border-radius:var(--r-pill); background:var(--bg-sunken); color:var(--ink-700); display:flex; align-items:center; gap:7px; }
.pd-keytags svg { width:14px; height:14px; color:var(--green-600); }

/* packaging selector */
.pd-pack { border:1px solid var(--line); border-radius:var(--r-lg); padding:24px; margin-bottom:26px; background:var(--surface); }
.pd-pack h4 { font-size:14px; font-weight:600; color:var(--ink-700); margin-bottom:14px; display:flex; align-items:center; gap:8px; }
.pd-pack h4 svg { width:17px; height:17px; color:var(--blue-700); }
.pd-pack-opts { display:flex; gap:10px; flex-wrap:wrap; }
.pd-pack-opt { padding:11px 20px; border:1.5px solid var(--line); border-radius:var(--r-md); font-size:14.5px; font-weight:600; color:var(--ink-700); cursor:pointer; background:#fff; transition:all .2s var(--ease); }
.pd-pack-opt:hover { border-color:var(--blue-300); }
.pd-pack-opt.active { border-color:var(--blue-700); background:var(--blue-50); color:var(--blue-700); }
.pd-moq { font-size:13px; color:var(--ink-400); margin-top:14px; }

.pd-cta-row { display:flex; gap:12px; flex-wrap:wrap; }
.pd-cta-row .btn { flex:1; justify-content:center; min-width:180px; }

/* ---------- Section blocks ---------- */
.pd-section { padding-block: clamp(48px,6vw,80px); border-top:1px solid var(--line); }
.pd-section-head { margin-bottom:36px; }
.pd-section-head .eyebrow { margin-bottom:12px; }
.pd-section-head h2 { font-size:clamp(26px,3.2vw,38px); }

/* benefits */
.pd-benefits { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.pd-benefit { background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); padding:28px 26px; transition:box-shadow .25s, transform .25s; }
.pd-benefit:hover { box-shadow:var(--sh-md); transform:translateY(-3px); }
.pd-benefit .bic { width:52px; height:52px; border-radius:14px; background:var(--green-100); color:var(--green-700); display:grid; place-items:center; margin-bottom:18px; }
.pd-benefit .bic svg { width:26px; height:26px; }
.pd-benefit h3 { font-size:19px; margin-bottom:8px; }
.pd-benefit p { font-size:14.5px; color:var(--ink-500); line-height:1.6; }
@media(max-width:860px){ .pd-benefits{ grid-template-columns:1fr; } }

/* spec table */
.pd-spec-wrap { display:grid; grid-template-columns:1fr 1fr; gap:0 56px; }
.pd-spec-row { display:flex; justify-content:space-between; gap:20px; padding:16px 0; border-bottom:1px solid var(--line); }
.pd-spec-row .k { font-size:14.5px; color:var(--ink-500); }
.pd-spec-row .v { font-size:14.5px; font-weight:600; color:var(--ink-900); font-family:var(--font-mono); text-align:right; }
@media(max-width:760px){ .pd-spec-wrap{ grid-template-columns:1fr; gap:0; } }

/* applications */
.pd-apps { display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.pd-app { text-align:center; padding:28px 18px; border:1px solid var(--line); border-radius:var(--r-lg); background:#fff; transition:border-color .25s, background .25s; }
.pd-app:hover { border-color:var(--green-300); background:var(--green-50); }
.pd-app .aic { width:50px; height:50px; border-radius:50%; background:var(--blue-50); color:var(--blue-700); display:grid; place-items:center; margin:0 auto 14px; }
.pd-app .aic svg { width:24px; height:24px; }
.pd-app span { font-size:14.5px; font-weight:600; color:var(--ink-700); }
@media(max-width:760px){ .pd-apps{ grid-template-columns:repeat(2,1fr); } }

/* documents */
.pd-docs { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.pd-doc { display:flex; gap:16px; align-items:center; padding:20px 22px; border:1px solid var(--line); border-radius:var(--r-lg); background:#fff; transition:box-shadow .2s, border-color .2s; cursor:pointer; }
.pd-doc:hover { box-shadow:var(--sh-md); border-color:var(--blue-300); }
.pd-doc .dic { width:44px; height:44px; border-radius:11px; background:var(--blue-50); color:var(--blue-700); display:grid; place-items:center; flex-shrink:0; }
.pd-doc .dic svg { width:22px; height:22px; }
.pd-doc strong { display:block; font-family:var(--font-display); font-size:15px; font-weight:600; }
.pd-doc small { font-size:12.5px; color:var(--ink-400); }
.pd-doc .dl { margin-left:auto; color:var(--ink-300); }
.pd-doc .dl svg { width:18px; height:18px; }
@media(max-width:760px){ .pd-docs{ grid-template-columns:1fr; } }

/* related */
.pd-related { display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
@media(max-width:900px){ .pd-related{ grid-template-columns:repeat(2,1fr); } }
@media(max-width:520px){ .pd-related{ grid-template-columns:1fr; } }

@media(max-width:980px){
  .pd-grid{ grid-template-columns:1fr; gap:36px; }
  .pd-gallery{ position:static; }
  .pd-main-img{ height:360px; }
}