/* ============================================================
   Sheffield · shop.css — shared chrome (nav/footer) + commerce UI
   for the cart / checkout / confirm pages. Import after sheffield.css.
   ============================================================ */

:root{
  --sh-r-sm:var(--sh-radius-sm); --sh-r-md:var(--sh-radius-md);
  --sh-r-lg:var(--sh-radius-lg); --sh-r-full:var(--sh-radius-full);
  --nav-h:72px; --maxw:1360px; --gutter:clamp(20px,5vw,64px);
}
*{margin:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{overflow-x:hidden;-webkit-font-smoothing:antialiased;}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);}
.eyebrow{font-size:.62rem;font-weight:600;letter-spacing:var(--ls-ultra);text-transform:uppercase;color:var(--sh-gold);}
.serif{font-family:var(--sh-font-serif);}
.arrow::after{content:'→';margin-left:8px;}

/* NAV (shared) */
.topbar{background:var(--sh-crimson);color:#fff;text-align:center;font-size:.62rem;letter-spacing:var(--ls-ultra);text-transform:uppercase;padding:8px 16px;font-weight:500;}
nav.site{position:sticky;top:0;z-index:100;height:var(--nav-h);display:flex;align-items:center;background:rgba(253,248,245,.92);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--sh-border-subtle);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;width:100%;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{width:30px;height:30px;object-fit:contain;}
.brand-text{display:flex;flex-direction:column;line-height:1;}
.brand-name{font-family:var(--sh-font-serif);font-weight:700;font-size:1.18rem;letter-spacing:var(--ls-caps);color:var(--sh-text-primary);}
.brand-sub{font-size:.5rem;letter-spacing:var(--ls-ultra);text-transform:uppercase;color:var(--sh-text-muted);margin-top:3px;}
.nav-links{display:flex;gap:34px;}
.nav-links a{font-size:.66rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--sh-text-primary);position:relative;padding:4px 0;transition:color .3s;}
.nav-links a:hover{color:var(--sh-crimson);}
.nav-links a::after{content:'';position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--sh-gold);transition:width .35s;}
.nav-links a:hover::after{width:100%;}
.nav-actions{display:flex;align-items:center;gap:22px;}
.nav-ico{font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--sh-text-muted);transition:color .3s;display:flex;gap:7px;align-items:center;}
.nav-ico:hover{color:var(--sh-crimson);}
.cart-count{display:inline-flex;align-items:center;justify-content:center;width:17px;height:17px;border-radius:50%;background:var(--sh-gold);color:var(--sh-bg);font-size:.55rem;font-weight:700;}
.burger{display:none;flex-direction:column;gap:5px;width:24px;cursor:pointer;}
.burger span{height:1.5px;background:var(--sh-text-primary);}.burger span:nth-child(2){width:17px;}
.mmenu{position:fixed;inset:0;z-index:200;background:var(--sh-bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:26px;opacity:0;visibility:hidden;transition:.4s;}
.mmenu.open{opacity:1;visibility:visible;}
.mmenu a{font-family:var(--sh-font-serif);font-size:1.8rem;color:var(--sh-text-primary);}.mmenu a:hover{color:var(--sh-gold);}
.mmenu .close{position:absolute;top:24px;right:24px;font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--sh-text-muted);cursor:pointer;}

/* PAGE SHELL */
.shop-head{padding-top:40px;padding-bottom:20px;}
.shop-head h1{font-family:var(--sh-font-serif);font-weight:600;color:var(--sh-text-primary);font-size:clamp(1.9rem,4vw,2.8rem);letter-spacing:var(--ls-tight);}
.shop-head .breadcrumb{font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--sh-text-muted);margin-bottom:14px;}
.shop-head .breadcrumb a:hover{color:var(--sh-gold);}.shop-head .breadcrumb .sep{margin:0 8px;color:var(--sh-text-disabled);}
.shop-main{padding-top:8px;padding-bottom:calc(110px + env(safe-area-inset-bottom));min-height:50dvh;}

/* PRODUCT CARD (shared — used by productCardHTML across pages) */
.pcard{position:relative;background:var(--sh-surface);border:1px solid var(--sh-border);overflow:hidden;transition:border-color .3s;cursor:pointer;display:flex;flex-direction:column;}
.pcard:hover{border-color:var(--sh-border-white);}
.pcard-img{position:relative;aspect-ratio:4/5;overflow:hidden;}
.pcard-img .ph{position:absolute;inset:0;background-size:cover;transition:transform .85s cubic-bezier(.16,1,.3,1);}
.pcard:hover .pcard-img .ph{transform:scale(1.06);}
.pcard-img::after{content:'';position:absolute;inset:0;background:linear-gradient(to top,rgba(13,13,13,.6),transparent 52%);}
.pcard-badge{position:absolute;top:14px;left:14px;z-index:3;}
.pcard-quick{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:14px;transform:translateY(101%);transition:transform .4s;}
.pcard:hover .pcard-quick{transform:translateY(0);}
.pcard-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:6px;flex:1;}
.pcard-tier{font-size:.55rem;letter-spacing:.2em;text-transform:uppercase;color:var(--sh-text-muted);}
.pcard-name{font-family:var(--sh-font-serif);font-size:1.08rem;font-weight:500;color:var(--sh-text-primary);letter-spacing:.02em;}
.pcard-desc{font-size:.72rem;color:var(--sh-text-muted);line-height:1.55;}
.pcard-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:10px;}
.pcard-price{font-family:var(--sh-font-serif);font-size:1.1rem;font-weight:600;color:var(--sh-gold);}
.pcard-price del{color:var(--sh-text-disabled);font-weight:400;font-size:.76rem;margin-right:6px;}
.pcard-add{font-size:.56rem;letter-spacing:.18em;text-transform:uppercase;color:var(--sh-text-muted);transition:color .3s;}
.pcard:hover .pcard-add{color:var(--sh-gold);}

/* CART */
.cart-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:48px;align-items:start;}
.cart-row{display:grid;grid-template-columns:88px 1fr auto auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--sh-border);}
.cart-thumb{width:88px;height:110px;background-size:cover;background-position:center;border:1px solid var(--sh-border);}
.cart-name{font-family:var(--sh-font-serif);font-size:1.05rem;color:var(--sh-text-primary);}
.cart-size{font-size:.72rem;color:var(--sh-text-muted);margin:4px 0 8px;letter-spacing:.05em;}
.cart-remove{background:none;border:none;color:var(--sh-text-disabled);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;padding:0;}
.cart-remove:hover{color:var(--sh-danger);}
.cart-qty{display:flex;align-items:center;border:1px solid var(--sh-border);border-radius:var(--sh-r-sm);}
.cart-qty button{width:34px;height:40px;background:none;border:none;color:var(--sh-text-primary);font-size:1rem;cursor:pointer;}
.cart-qty span{width:34px;text-align:center;font-family:var(--sh-font-serif);color:var(--sh-text-primary);}
.cart-line-price{font-family:var(--sh-font-serif);font-size:1.05rem;font-weight:600;color:var(--sh-gold);min-width:90px;text-align:right;}
.cart-empty{text-align:center;padding:80px 0;}
.cart-empty p{color:var(--sh-text-muted);margin-bottom:24px;font-size:1rem;}

/* SUMMARY */
.summary{background:var(--sh-surface);border:1px solid var(--sh-border);padding:28px;position:sticky;top:calc(var(--nav-h) + 20px);}
.summary h3{font-family:var(--sh-font-serif);font-size:1.2rem;color:var(--sh-text-primary);margin-bottom:20px;}
.summary-row{display:flex;justify-content:space-between;padding:10px 0;color:var(--sh-text-muted);font-size:.86rem;}
.summary-row.total{border-top:1px solid var(--sh-border);margin-top:8px;padding-top:18px;color:var(--sh-text-primary);font-family:var(--sh-font-serif);font-size:1.15rem;}
.summary-row.total b{color:var(--sh-gold);}
.summary .btn{width:100%;margin-top:22px;}
.summary-note{font-size:.7rem;color:var(--sh-text-muted);margin-top:14px;line-height:1.6;text-align:center;}

/* FORMS / CHECKOUT */
.checkout-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:start;}
.cform{display:grid;gap:18px;}
.cform .row2{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.step{border:1px solid var(--sh-border);padding:28px;margin-bottom:24px;background:var(--sh-surface-inset);}
.step.locked{opacity:.5;pointer-events:none;}
.step-head{display:flex;align-items:center;gap:12px;margin-bottom:20px;}
.step-num{width:26px;height:26px;border-radius:50%;border:1px solid var(--sh-gold);color:var(--sh-gold);display:flex;align-items:center;justify-content:center;font-size:.8rem;font-family:var(--sh-font-serif);}
.step-head h2{font-family:var(--sh-font-serif);font-size:1.25rem;color:var(--sh-text-primary);font-weight:600;}
.step.done .step-num{background:var(--sh-gold);color:var(--sh-bg);}
.otp-sent{font-size:.78rem;color:var(--sh-success);margin-top:6px;}
.form-msg{font-size:.78rem;margin-top:6px;min-height:1em;}
.form-msg.error{color:var(--sh-danger);}
.form-msg.ok{color:var(--sh-success);}

/* CONFIRM */
.confirm{max-width:640px;margin:0 auto;text-align:center;padding:40px 0 90px;}
.confirm .tick{width:72px;height:72px;border-radius:50%;border:2px solid var(--sh-gold);color:var(--sh-gold);display:flex;align-items:center;justify-content:center;font-size:2rem;margin:0 auto 26px;}
.confirm h1{font-family:var(--sh-font-serif);font-size:clamp(1.9rem,4vw,2.8rem);color:var(--sh-text-primary);margin-bottom:14px;}
.confirm p{color:var(--sh-text-muted);line-height:1.7;margin-bottom:8px;}
.confirm .order-card{text-align:left;border:1px solid var(--sh-border);background:var(--sh-surface);padding:26px;margin:30px 0;}
.confirm .order-card .oi{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--sh-border);font-size:.86rem;color:var(--sh-text-secondary);}
.confirm .order-card .oi:last-child{border-bottom:none;}
.pill{display:inline-flex;padding:4px 12px;border-radius:var(--sh-r-full);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;}
.pill.paid{background:rgba(74,222,128,.12);color:var(--sh-success);}
.pill.pending{background:rgba(250,204,21,.12);color:var(--sh-warning);}

/* LEGAL / POLICY PAGES */
.legal{max-width:820px;margin:0 auto;}
.legal h2{font-family:var(--sh-font-serif);color:var(--sh-text-primary);font-size:1.25rem;margin:30px 0 10px;}
.legal h2:first-of-type{margin-top:0;}
.legal p,.legal li{color:var(--sh-text-secondary);font-size:.9rem;line-height:1.8;}
.legal ul{padding-left:20px;margin:8px 0;list-style:disc;}
.legal .upd{color:var(--sh-text-muted);font-size:.78rem;margin-bottom:22px;}
.legal a{color:var(--sh-gold);}
.legal .ph{color:var(--sh-warning);}
.policy-links{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin-bottom:16px;}
.policy-links a{font-size:.7rem;color:var(--sh-text-muted);letter-spacing:.06em;text-transform:uppercase;}
.policy-links a:hover{color:var(--sh-gold);}

/* FOOTER (shared, condensed) */
footer{background:var(--sh-bg);padding:64px 0 calc(30px + env(safe-area-inset-bottom));border-top:1px solid var(--sh-border);}
.foot-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;}
.foot-bottom .brand-name{font-size:1.2rem;}
.foot-bottom span{font-size:.7rem;color:var(--sh-text-disabled);letter-spacing:.05em;}
.foot-bottom .contact{color:var(--sh-text-muted);}

@media(max-width:980px){
  .nav-links,.nav-actions .nav-ico:not(.cart){display:none;}
  .burger{display:flex;}
  .cart-layout,.checkout-grid{grid-template-columns:1fr;}
  .summary{position:static;}
}
@media(max-width:600px){
  .cart-row{grid-template-columns:64px 1fr auto;grid-template-areas:"t i p" "t q q";row-gap:10px;}
  .cart-thumb{grid-area:t;width:64px;height:80px;}
  .cform .row2{grid-template-columns:1fr;}
}