/* ===========================================================================
   Convenient Supplies — MARKETPLACE DESIGN (2026-09-20)
   Visual system ported from the approved Claude artifact (convenient-supplies.html).
   Shared by index.html / search.html / product.html. Data logic lives in mkt.js
   and cs-catalog.js — this file is presentation only.
   =========================================================================== */
:root{
  --bg:#ffffff; --card:#ffffff; --ink:#101613; --muted:#66706a; --line:#e4e8e5;
  --green:#0b7a3e; --green-d:#08622f; --green-l:#1ea55c; --mint:#e6f4ea; --mint-2:#d5ecdc;
  --red:#fe2c55; --btn-dark:#0a0a0a; --btn-dark-ink:#fff; --hero-ink:#fff; --soft:#f5f7f6; --star:#f5a623;
}
html{scroll-behavior:smooth}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Inter',-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;font-size:15px;line-height:1.45;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0}
img,svg{display:block}
/* Icons from ICONS{} are raw <svg viewBox> strings with no width/height attribute —
   as flex/grid children they otherwise expand to fill their container. Any icon
   that isn't explicitly sized by its own class (.robot, .ri, header icon-btns
   which set width/height attributes directly) falls back to a sane 20px box. */
svg:not([width]):not([height]){width:20px;height:20px;flex:none}
:focus-visible{outline:3px solid var(--green-l);outline-offset:2px;border-radius:6px}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- HEADER ---------- */
header.top{position:sticky;top:0;z-index:40;background:var(--bg);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:8px;height:64px}
.logo{display:flex;align-items:center;gap:8px;flex:none;min-width:0}
.logo .mark{width:34px;height:34px;border-radius:9px;background:var(--mint);display:grid;place-items:center;color:var(--green);flex:none}
.logo b{display:block;font-size:16px;line-height:1.15;font-weight:800;letter-spacing:-.02em}
.logo small{display:block;font-size:9.5px;color:var(--green);font-weight:600;margin-top:2px}
nav.main{display:none;gap:26px;margin-left:8px;font-size:13.5px;font-weight:500;flex:none}
nav.main a:hover{color:var(--green)}
.spacer{flex:1;min-width:0}
.icon-btn{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;position:relative;flex:none}
.icon-btn:hover{background:var(--soft)}
.icon-btn .n{position:absolute;top:0;right:-2px;background:var(--green);color:#fff;font-size:10px;font-weight:700;min-width:16px;height:16px;border-radius:8px;display:grid;place-items:center;padding:0 4px}
.signin{display:none;background:var(--green);color:#fff;border-radius:999px;padding:10px 20px;font-weight:600;font-size:13.5px;flex:none}
.only-mobile{display:block}
.only-desktop{display:none}
@media(min-width:900px){
  nav.main{display:flex}.signin{display:block}.menu-btn,.acct-mob,.cart-mob{display:none}
  .sbar{display:none}
  .bar{height:74px;gap:16px}
  .logo{gap:9px}
  .only-mobile{display:none}
  .only-desktop{display:block}
}
.sbar{padding:0 0 12px}
.search{display:flex;align-items:center;border:1.5px solid var(--line);border-radius:999px;background:var(--card);height:44px;overflow:hidden}
.search input{flex:1;border:0;background:transparent;padding:0 16px;height:100%;font:inherit;font-size:14px;color:var(--ink);min-width:0}
.search input:focus{outline:none}
.search:focus-within{border-color:var(--green)}
.search button{width:46px;height:100%;background:var(--green);color:#fff;display:grid;place-items:center;flex:none}
.tabs{display:flex;gap:8px;padding:0 0 12px;overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab{flex:none;padding:8px 16px;border-radius:999px;font-size:13px;font-weight:600;background:var(--soft);color:var(--muted)}
.tab.active{background:var(--green);color:#fff}

.mobmenu{position:fixed;inset:0;z-index:90;background:rgba(0,0,0,.45);display:none}
.mobmenu.open{display:block}
.mobmenu .panel{position:absolute;top:0;left:0;bottom:0;width:min(300px,84%);background:var(--bg);padding:20px 22px;display:flex;flex-direction:column;gap:6px;overflow-y:auto}
.mobmenu .close{align-self:flex-end;margin-bottom:8px;width:38px;height:38px;border-radius:50%;display:grid;place-items:center}
.mobmenu a{display:block;padding:12px 0;font-weight:600;font-size:15.5px;border-bottom:1px solid var(--line)}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;background:#0e1512;color:var(--hero-ink)}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(120% 90% at 85% 0%, rgba(30,165,92,.22), transparent 60%),
  radial-gradient(90% 70% at 0% 100%, rgba(11,122,62,.30), transparent 60%),
  linear-gradient(160deg,#0e1512,#141e1a 55%,#0e1512)}
.hero .in{padding:40px 0 32px;text-align:center;position:relative;z-index:1}
.hero h1{margin:0;font-size:clamp(30px,7vw,52px);line-height:1.12;font-weight:800;letter-spacing:-.03em;overflow-wrap:break-word}
.hero h1 em{font-style:normal;color:#38d27f}
.hero p{margin:14px auto 0;max-width:52ch;font-size:15px;color:#e8eeea}
.finder{display:flex;align-items:center;gap:6px;background:#fff;border-radius:999px;padding:6px 6px 6px 20px;margin:24px auto 0;max-width:740px;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.finder svg{flex:none;color:#444}
.finder input{flex:1;border:0;font:inherit;font-size:15px;padding:12px 4px 12px 8px;background:transparent;min-width:0;color:#111}
.finder input:focus{outline:none}
.finder button{background:var(--green);color:#fff;border-radius:999px;padding:13px 22px;font-weight:700;display:flex;gap:8px;align-items:center;flex:none;white-space:nowrap}
.finder button:hover{background:var(--green-d)}
.pops{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:18px;align-items:center;font-size:12.5px}
.pops .l{margin-right:4px;font-weight:600}
.pop{border:1px solid rgba(255,255,255,.65);background:rgba(0,0,0,.25);color:#fff;border-radius:999px;padding:6px 13px;font-size:12px}
.pop:hover{background:rgba(255,255,255,.18)}

/* ---------- FEATURE STRIP ---------- */
.strip{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;padding:22px 0}
.strip .f{display:flex;gap:10px;align-items:flex-start;font-size:12px;color:var(--muted);min-width:0}
.strip .f span{min-width:0;overflow-wrap:break-word}
.strip .f b{display:block;color:var(--ink);font-size:13px;line-height:1.25}
.strip .f svg{flex:none;width:28px;height:28px;color:var(--green);margin-top:2px}
@media(min-width:900px){.strip{grid-template-columns:repeat(5,1fr)}.strip .f{padding-left:14px;border-left:1px solid var(--line)}.strip .f:first-child{border:0;padding-left:0}}

h2.sec{font-size:21px;margin:0;font-weight:800;letter-spacing:-.02em}
.sechead{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:10px;margin:0 0 14px}
.sechead a{color:var(--green);font-weight:600;font-size:13px;white-space:nowrap}
.sub{color:var(--muted);font-size:13px;margin:2px 0 0}

/* ---------- CATEGORIES ---------- */
.cats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 10px}
@media(min-width:640px){.cats{grid-template-columns:repeat(4,1fr)}}
@media(min-width:900px){.cats{grid-template-columns:repeat(8,1fr);gap:16px}}
.cat{display:block;text-align:left;min-width:0}
.cat .t{aspect-ratio:1.05;border-radius:10px;overflow:hidden;border:1px solid var(--line);background-size:cover;background-position:center;background-color:var(--soft)}
.cat b{display:block;font-size:12.5px;margin-top:7px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cat span{display:none;color:var(--green);font-size:12px;font-weight:600}
@media(min-width:900px){.cat b{font-size:14px}.cat span{display:block}}

/* ---------- AI PANEL ---------- */
.ai{background:var(--mint);border-radius:12px;padding:20px;display:grid;gap:18px;margin-top:8px}
@media(min-width:900px){.ai{grid-template-columns:120px 1.1fr 1fr;align-items:center;padding:26px 30px}}
.robot{width:88px;margin:0 auto}
.ai h3{margin:0;font-size:21px;font-weight:800;letter-spacing:-.02em}
.ai p{margin:6px 0 14px;color:var(--muted);font-size:14px}
.prompts{display:flex;flex-wrap:wrap;gap:10px}
.prompts button{background:var(--card);border:1px solid var(--mint-2);border-radius:999px;padding:9px 15px;font-size:13px;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.prompts button:hover{border-color:var(--green)}
.chat{background:var(--card);border:1.5px solid var(--green);border-radius:10px;overflow:hidden;display:flex;flex-direction:column;min-height:260px;max-height:420px}
.chat .chd{background:var(--green);color:#fff;padding:10px 14px;font-weight:700;font-size:13.5px;display:flex;gap:8px;align-items:center}
.msgs{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:10px;background:var(--card)}
.m{max-width:88%;padding:9px 12px;border-radius:12px;font-size:13.5px;background:var(--soft)}
.m.u{align-self:flex-end;background:var(--green);color:#fff}
.mini{display:flex;gap:10px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:6px;margin-top:8px;text-align:left;width:100%;min-width:0}
.mini .th{width:46px;height:46px;border-radius:6px;overflow:hidden;flex:none;background-size:cover;background-position:center}
.mini b{font-size:12.5px;display:block;line-height:1.25}
.mini span{font-size:12px;color:var(--muted)}
.mini:hover{border-color:var(--green)}
.cin{display:flex;border-top:1px solid var(--line);padding:8px;gap:8px}
.cin input{flex:1;border:0;font:inherit;font-size:13.5px;background:transparent;color:var(--ink);min-width:0;padding:6px}
.cin input:focus{outline:none}
.cin button{width:36px;height:36px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;flex:none}

/* ---------- PRODUCT CARDS (grid) ---------- */
.grid5{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(180px,44%);gap:12px;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x proximity;scrollbar-width:none}
.grid5::-webkit-scrollbar{display:none}
.grid5>*{scroll-snap-align:start}
@media(min-width:900px){.grid5{grid-auto-flow:row;grid-template-columns:repeat(5,1fr);grid-auto-columns:auto;overflow:visible}}
.pgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(min-width:640px){.pgrid{grid-template-columns:repeat(3,1fr)}}
.pc{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px;display:flex;flex-direction:column;position:relative;min-width:0}
.pc .im{aspect-ratio:1.1;border-radius:8px;overflow:hidden;position:relative;display:block;width:100%;background:var(--soft)}
.pc .im img{width:100%;height:100%;object-fit:cover}
.pc .pill{font-size:10.5px;font-weight:700;color:var(--green);text-transform:uppercase;letter-spacing:.02em;margin-top:9px}
.pc h4{margin:4px 0 3px;font-size:13.5px;font-weight:600;line-height:1.3;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.pc h4:hover{color:var(--green)}
.rate{display:flex;gap:6px;align-items:center;font-size:12px;color:var(--muted);flex-wrap:wrap}
.rate b{color:var(--ink);font-weight:600}
.rating{display:inline-flex;gap:5px;align-items:center}
.rating b{color:var(--ink);font-weight:600}
.rating.aff-note{color:var(--muted);font-size:12px}
.stars{background:linear-gradient(90deg,var(--star) var(--p),#cfd5d1 var(--p));-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:1px;font-size:13px}
.price{font-size:17px;font-weight:800;margin:6px 0 10px}
.price small{font-weight:500;font-size:11.5px;color:var(--muted)}
.pc .cta{margin-top:auto}
.btn{display:flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;padding:11px 10px;font-weight:700;font-size:13px;background:var(--btn-dark);color:var(--btn-dark-ink);width:100%;text-align:center}
.btn.btn-black{background:var(--btn-dark);color:#fff}
.btn.btn-green,.btn.g{background:var(--green);color:#fff}
.btn.btn-green:hover,.btn.g:hover{background:var(--green-d)}
.btn.btn-ghost{background:var(--soft);color:var(--ink)}
.btn:hover{opacity:.92}
.btn-lg{padding:16px;font-size:16px}
.ribbon{position:absolute;top:8px;left:8px;z-index:2;color:#fff;font-size:11px;font-weight:700;padding:3px 8px;border-radius:4px;background:var(--red)}
.wish,.heart{position:absolute;top:8px;right:8px;z-index:2;width:32px;height:32px;border-radius:50%;background:var(--card);display:grid;place-items:center;box-shadow:0 1px 4px rgba(0,0,0,.18)}
.wish svg,.heart svg{width:18px;height:18px}
.ri{display:inline-flex;flex:none}
.ri svg{width:100%;height:100%}
.retailer{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}
.retailer .ri{width:18px;height:18px;flex:none}
.shipnote{display:block;font-size:12px;color:var(--muted);margin-bottom:8px}

.trust{background:var(--soft);margin-top:36px;padding:22px 0;border-top:1px solid var(--line)}
.trust .g{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(min-width:900px){.trust .g{grid-template-columns:repeat(5,1fr)}}
.trust .f{display:flex;gap:10px;align-items:center;font-size:12px;color:var(--muted);min-width:0}
.trust .f b{display:block;color:var(--ink);font-size:12.5px;line-height:1.25}
footer.f{padding:22px 0 30px;text-align:center;color:var(--muted);font-size:12px}

/* ---------- SEARCH RESULTS ---------- */
.crumbs{font-size:12.5px;color:var(--muted);padding:16px 0 6px;display:flex;gap:6px;flex-wrap:wrap}
.crumbs a:hover{color:var(--green)}
.rh{display:flex;flex-wrap:wrap;gap:10px;align-items:end;justify-content:space-between;padding:12px 0 16px}
.rh h1{margin:0;font-size:21px;font-weight:800;letter-spacing:-.02em}
.tools{display:flex;gap:8px;flex-wrap:wrap}
.sel{border:1px solid var(--line);background:var(--card);border-radius:8px;padding:9px 12px;font:inherit;font-size:13px;color:var(--ink);font-weight:500}
.filterbtn{border:1px solid var(--line);background:var(--card);border-radius:8px;padding:9px 14px;font-size:13px;font-weight:600;display:flex;align-items:center;gap:6px}
.tabbar{display:flex;gap:20px;border-bottom:1px solid var(--line);overflow-x:auto;scrollbar-width:none;margin-top:6px}
.tabbar::-webkit-scrollbar{display:none}
.tabbar a{flex-shrink:0;padding:0 0 12px;font-size:14px;font-weight:700;color:var(--muted);border-bottom:2.5px solid transparent}
.tabbar a.active{color:var(--ink);border-color:var(--green)}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}
.chip{border:1px solid var(--line);background:var(--card);border-radius:999px;padding:6px 14px;font-size:12.5px;font-weight:500}
.chip.active,.chip.on{background:var(--green);color:#fff;border-color:var(--green)}
.results,.rlist{display:grid;gap:12px;grid-template-columns:1fr}
@media(min-width:760px){.results,.rlist{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1080px){.results,.rlist{grid-template-columns:repeat(3,1fr)}}
.rc{display:grid;grid-template-columns:112px 1fr;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px;position:relative;min-width:0}
.rc .im{border-radius:8px;overflow:hidden;aspect-ratio:.9;position:relative;display:block;width:100%;background:var(--soft)}
.rc .im img{width:100%;height:100%;object-fit:cover}
.rc .info{min-width:0;display:flex;flex-direction:column;gap:3px}
.rc h3,.rc h4{margin:0 0 4px;font-size:14.5px;font-weight:700;line-height:1.3;padding-right:22px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.rc h3:hover,.rc h4:hover{color:var(--green)}
.rc .heart{top:6px;right:6px;box-shadow:none;background:transparent}
.rc .price-row{margin:2px 0}
.rc .price{margin:0;font-size:18px}
.pagination{display:flex;justify-content:center;align-items:center;gap:6px;padding:20px 0}
.pagination a,.pgnum,.arrow{width:34px;height:34px;border-radius:8px;display:grid;place-items:center;font-size:13px;font-weight:600;border:1px solid var(--line);color:var(--ink)}
.pagination .active,.pgnum.active{background:var(--green);color:#fff;border-color:var(--green)}
.aibox{display:flex;gap:14px;align-items:center;background:var(--mint);border-radius:12px;padding:16px;margin:18px 0;flex-wrap:wrap}
.aibox .robot{width:58px;flex:none;margin:0}
.aibox b{display:block;font-size:14.5px}
.aibox p{margin:2px 0 10px;font-size:13px;color:var(--muted)}
.aibox .btn{width:auto;display:inline-flex;background:var(--card);color:var(--green);padding:9px 18px;box-shadow:0 1px 4px rgba(0,0,0,.1)}
.empty{grid-column:1/-1;text-align:center;padding:40px 10px;color:var(--muted)}

/* ---------- PRODUCT DETAIL ---------- */
.pd{display:grid;gap:24px;padding-bottom:20px}
@media(min-width:900px){.pd{grid-template-columns:1.05fr 1fr;gap:44px;align-items:start}}
.pdp-gallery{aspect-ratio:1.05;border-radius:12px;overflow:hidden;position:relative;background:var(--soft)}
.pdp-gallery img{width:100%;height:100%;object-fit:cover}
.pdp-gallery.img-missing{display:grid;place-items:center;color:var(--muted);font-size:13px}
.pdp-title h1{margin:0;font-size:26px;font-weight:800;letter-spacing:-.02em;line-height:1.2}
.pdp-title .sub{color:var(--muted);margin:4px 0 10px;font-size:14px}
.pdp-price{font-size:30px;font-weight:800;letter-spacing:-.02em}
.pdp-price-row{display:flex;align-items:center;gap:12px;margin:12px 0 4px;flex-wrap:wrap}
.pdp-badge{display:flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:6px;padding:6px 12px;font-size:13px;font-weight:600}
.pdp-badge .ri{width:18px;height:18px}
.pdp-shipnote{color:var(--muted);font-size:12.5px;margin:2px 0 0}
ul.pdp-checklist{list-style:none;padding:0;margin:16px 0 20px;display:grid;gap:8px}
ul.pdp-checklist li{display:flex;gap:10px;font-size:14px}
ul.pdp-checklist svg{color:var(--green);flex:none;margin-top:2px}
.pdp-cta{margin:14px 0}
.pdp-redirect-note{text-align:center;font-size:12px;color:var(--muted);margin:10px 0 0}
.spec-table{width:100%;margin:16px 0 6px;font-size:13.5px;border-top:1px solid var(--line)}
.spec-row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--line)}
.spec-row .k{color:var(--muted);flex:none}
.accordion{margin-top:8px}
.acc-item{border-top:1px solid var(--line)}
.acc-head{display:flex;justify-content:space-between;align-items:center;padding:15px 0;font-weight:700;cursor:pointer}
.acc-head svg{transition:transform .15s}
.acc-item.open .acc-head svg{transform:rotate(90deg)}
.acc-body{display:none;padding:0 0 16px;color:var(--muted);font-size:14px}
.acc-item.open .acc-body{display:block}

/* ---------- TOAST ---------- */
.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%) translateY(20px);background:#111;color:#fff;padding:11px 18px;border-radius:999px;font-size:13.5px;z-index:90;opacity:0;pointer-events:none;transition:.2s;max-width:90vw;text-align:center}
.toast.on{opacity:1;transform:translateX(-50%)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.img-missing img{opacity:0}