/* ============================================================
   QT Albums — ATELIER shared design system
   Used by products.html, product.html, covers.html, faq.html
   (mirrors the inline system in concept-atelier.html)
   ============================================================ */
:root{
  --paper:#F6F2EA;        /* warm ivory page */
  --bone:#EDE6D8;         /* panel */
  --bone-2:#E5DCCB;       /* warm sand band */
  --ink:#1B1813;          /* warm near-black */
  --ink-soft:#3A3429;
  --muted:#6E6557;        /* secondary text */
  --line:rgba(27,24,19,.14);
  --line-soft:rgba(27,24,19,.08);
  --clay:#B0664A;         /* terracotta accent */
  --clay-deep:#974F35;
  --sage:#7E8466;
  --gold:#9A7B3F;
  --serif:'Fraunces',Georgia,'Times New Roman',serif;
  --sans:'Inter',system-ui,-apple-system,sans-serif;
  --maxw:1280px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-weight:400;line-height:1.6;font-size:17px;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
::selection{background:var(--clay);color:var(--paper)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 40px}
.serif{font-family:var(--serif)}
h1,h2,h3{font-family:var(--serif);font-weight:380;line-height:1.04;letter-spacing:-.01em}
.eyebrow{font-family:var(--sans);font-size:11.5px;font-weight:500;letter-spacing:.28em;text-transform:uppercase;color:var(--clay-deep)}
.eyebrow.muted{color:var(--muted)}
.lede{font-size:20px;color:var(--ink-soft);font-weight:300;line-height:1.55}
.lede em{font-style:italic;color:var(--clay-deep);font-weight:400}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.6em;font-family:var(--sans);font-size:14px;font-weight:500;letter-spacing:.02em;
  padding:15px 26px;border-radius:2px;border:1px solid var(--ink);transition:.4s var(--ease);cursor:pointer;white-space:nowrap}
.btn-primary{background:var(--ink);color:var(--paper)}
.btn-primary:hover{background:var(--clay-deep);border-color:var(--clay-deep)}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}
.btn .arr{transition:transform .4s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.link-ul{border-bottom:1px solid var(--clay);padding-bottom:2px;color:var(--clay-deep);font-weight:500;font-size:14px;transition:.3s;
  display:inline-flex;align-items:center;gap:.5em}
.link-ul .arr{transition:transform .4s var(--ease)}
.link-ul:hover .arr{transform:translateX(4px)}

/* reveal on scroll */
.rv{opacity:0;transform:translateY(26px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv[data-d="1"]{transition-delay:.08s}.rv[data-d="2"]{transition-delay:.16s}.rv[data-d="3"]{transition-delay:.24s}

/* pre-header + header/nav */
.preheader{background:var(--ink);color:var(--bone);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase}
.preheader .wrap{display:flex;justify-content:center;gap:30px;padding:9px 40px;align-items:center;flex-wrap:wrap}
.preheader span{opacity:.8}
.preheader .dot{opacity:.4}
header{position:sticky;top:0;z-index:90;background:rgba(246,242,234,.82);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:.4s var(--ease)}
header.solid{border-color:var(--line);background:rgba(246,242,234,.94)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:inline-flex;align-items:center}
.brand img{height:50px;width:auto;display:block}
.nav-links{display:flex;gap:34px;list-style:none}
.nav-links a{font-size:14.5px;font-weight:450;color:var(--ink-soft);position:relative;padding:6px 0;transition:.3s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--clay);transition:width .35s var(--ease)}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links a.active{color:var(--ink)}
.nav-cta{display:flex;align-items:center;gap:20px}
.nav-cta .login{font-size:14px;color:var(--muted)}
.nav-cta .login:hover{color:var(--ink)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.burger span{width:24px;height:1.5px;background:var(--ink);transition:.3s}
.mobile-menu{position:fixed;inset:0;background:var(--paper);z-index:120;transform:translateY(-100%);transition:.5s var(--ease);
  display:flex;flex-direction:column;justify-content:center;padding:40px;gap:8px}
.mobile-menu.open{transform:none}
.mobile-menu a{font-family:var(--serif);font-size:34px;padding:12px 0;border-bottom:1px solid var(--line)}
.mobile-menu .close{position:absolute;top:24px;right:24px;font-size:30px;background:none;border:none;cursor:pointer}

/* section scaffolding */
section{position:relative}
.sec{padding:110px 0}
.sec-tight{padding:74px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:56px}
.sec-head .num{font-family:var(--serif);font-size:13px;color:var(--clay);letter-spacing:.1em}
.sec-title{font-size:clamp(34px,4.4vw,58px);font-weight:350;max-width:16ch}
.sec-title em{font-style:italic;color:var(--clay-deep)}
.sec-intro{max-width:400px;color:var(--muted);font-size:16px;padding-bottom:6px}

/* page hero (compact, for inner pages) */
.page-hero{padding:78px 0 60px;border-bottom:1px solid var(--line)}
.page-hero .eyebrow{display:block;margin-bottom:22px}
.page-hero h1{font-size:clamp(40px,5.2vw,72px);font-weight:330}
.page-hero h1 em{font-style:italic;color:var(--clay-deep)}
.page-hero p{margin-top:24px;max-width:62ch}
.crumbs{font-size:13px;color:var(--muted);letter-spacing:.04em;margin-bottom:26px}
.crumbs a:hover{color:var(--clay-deep)}
.crumbs span{opacity:.5;margin:0 8px}

/* product card (shared, uncropped — object-fit:contain) */
.card{display:block;position:relative;background:var(--paper)}
.card .ph{overflow:hidden;border-radius:3px}
.card .ph img{width:100%;height:auto;display:block;object-fit:contain;transition:transform 1.1s var(--ease)}
.card:hover .ph img{transform:scale(1.04)}
.card .meta{display:flex;justify-content:space-between;align-items:baseline;padding:18px 2px 4px;gap:12px}
.card .meta h3{font-size:21px;font-weight:400}
.card .meta .price{font-family:var(--sans);font-size:13px;color:var(--muted);letter-spacing:.02em;white-space:nowrap}
.card .blurb{color:var(--muted);font-size:14px;padding:0 2px;max-width:44ch}
.card .tag{position:absolute;top:14px;left:14px;background:rgba(246,242,234,.92);backdrop-filter:blur(4px);
  font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--clay-deep);padding:6px 11px;border-radius:2px;font-weight:500}

/* footer */
footer{background:var(--ink);color:var(--bone);padding:80px 0 40px}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:54px;border-bottom:1px solid rgba(237,230,216,.14)}
.foot-brand .brand{margin-bottom:20px;display:inline-block}
.foot-brand .brand img{height:54px;filter:invert(1) brightness(1.85)}
.foot-brand p{color:rgba(237,230,216,.6);font-size:14.5px;max-width:34ch}
.foot-col h4{font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--clay);margin-bottom:18px;font-weight:600;font-family:var(--sans)}
.foot-col a{display:block;color:rgba(237,230,216,.74);font-size:14.5px;padding:6px 0;transition:.3s}
.foot-col a:hover{color:var(--paper)}
.foot-bot{display:flex;justify-content:space-between;align-items:center;padding-top:30px;flex-wrap:wrap;gap:16px}
.foot-bot p{font-size:13px;color:rgba(237,230,216,.5)}
.foot-bot .b2b{font-size:12px;letter-spacing:.06em;color:var(--clay);border:1px solid rgba(201,168,106,.4);padding:6px 14px;border-radius:2px}

/* responsive */
@media(max-width:1080px){
  .foot-top{grid-template-columns:1fr 1fr;gap:34px}
}
@media(max-width:760px){
  .wrap{padding:0 22px}
  body{font-size:16px}
  .nav-links,.nav-cta{display:none}
  .burger{display:flex}
  .sec{padding:74px 0}
  .page-hero{padding:54px 0 44px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:18px;margin-bottom:40px}
  .preheader .wrap{gap:14px}
  .foot-top{grid-template-columns:1fr}
}

/* dropdown nav (desktop) + mobile accordion */
.nav-drop{position:relative}
.nav-top{font-family:var(--sans);font-size:14.5px;font-weight:450;color:var(--ink-soft);background:none;border:none;cursor:pointer;padding:6px 0;display:inline-flex;align-items:center;gap:5px}
.nav-top .caret{font-size:9px;transition:transform .3s var(--ease)}
.nav-drop:hover .nav-top,.nav-drop:focus-within .nav-top{color:var(--ink)}
.nav-drop:hover .nav-top .caret,.nav-drop:focus-within .nav-top .caret{transform:rotate(180deg)}
.nav-menu{position:absolute;top:calc(100% + 6px);left:-16px;min-width:222px;background:var(--paper);border:1px solid var(--line);border-radius:5px;box-shadow:0 26px 50px -22px rgba(27,24,19,.34);padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.28s var(--ease);z-index:100}
.nav-menu::before{content:"";position:absolute;bottom:100%;left:0;right:0;height:12px}
.nav-drop:hover .nav-menu,.nav-drop:focus-within .nav-menu{opacity:1;visibility:visible;transform:none}
.nav-menu a{display:block;padding:10px 14px;font-size:14.5px;color:var(--ink-soft);border-radius:3px;transition:.2s}
.nav-menu a::after{display:none}
.nav-menu a:hover{background:var(--bone);color:var(--ink)}
.mm-acc{font-family:var(--serif);font-size:34px;color:var(--ink);background:none;border:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;width:100%;padding:12px 0;border-bottom:1px solid var(--line)}
.mm-acc .pm{font-family:var(--sans);font-size:26px;color:var(--clay);font-weight:300;line-height:1}
.mm-sub{display:none;flex-direction:column}
.mm-sub.open{display:flex}
.mm-sub a{font-size:22px !important;color:var(--muted);padding:9px 0 9px 18px;border-bottom:1px solid var(--line-soft)}