/* =========================================================
   TAMILLA COUTURES — interior page styles
   (collection, product, cart, forms, account, about)
   ========================================================= */

/* ---------- COLLECTION ---------- */
.shop { display: grid; grid-template-columns: 268px 1fr; gap: clamp(28px,3vw,56px); align-items: start; }
.filters { position: sticky; top: 100px; }
.filters__group { border-bottom: 1px solid var(--line); padding: 20px 0; }
.filters__group:first-child { padding-top: 0; }
.filters__group h4 { font-family: var(--sans); font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: var(--brown); margin-bottom: 16px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-weight: 400; }
.filters__group h4 .chev { transition: transform .3s; font-size: 9px; color: var(--muted); }
.filters__group.collapsed h4 .chev { transform: rotate(-90deg); }
.filters__group.collapsed .filters__body { display: none; }
.filter-opt { display: flex; align-items: center; gap: 10px; padding: 6px 0; font-size: 13px; color: var(--charcoal); cursor: pointer; transition: color .2s; }
.filter-opt:hover { color: var(--rose-gold); }
.filter-opt input { appearance: none; -webkit-appearance: none; width: 15px; height: 15px; border: 1px solid var(--champagne-dk); position: relative; flex-shrink: 0; transition: .2s; }
.filter-opt input:checked { background: var(--rose-gold); border-color: var(--rose-gold); }
.filter-opt input:checked::after { content: "\2713"; color: #fff; font-size: 10px; position: absolute; inset: 0; display: grid; place-items: center; }
.filter-opt .n { margin-left: auto; color: var(--muted); font-size: 11px; }
.filter-swatch { width: 15px; height: 15px; border-radius: 50%; border: 1px solid rgba(0,0,0,.1); }

.shop-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 30px; padding-bottom: 20px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.shop-toolbar .count { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.shop-toolbar select { border: 1px solid var(--line); background: var(--warm-white); padding: 10px 34px 10px 14px; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; -webkit-appearance: none; appearance: none; cursor: pointer; }
.filter-toggle { display: none; border: 1px solid var(--line); padding: 10px 18px; font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.active-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.chip { display: inline-flex; align-items: center; gap: 8px; background: var(--sand); padding: 6px 12px; font-size: 11px; letter-spacing: .06em; }
.chip button { font-size: 13px; line-height: 1; }
.chip.clear { background: none; color: var(--rose-gold); text-decoration: underline; }
.no-results { text-align: center; padding: 80px 20px; color: var(--muted); grid-column: 1 / -1; }
.filters__close { display: none; }

/* ---------- PRODUCT DETAIL ---------- */
.pdp { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(30px,4vw,80px); align-items: start; }
.pdp__gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pdp__gallery .g { position: relative; overflow: hidden; aspect-ratio: 4/5; background: var(--sand); }
.pdp__gallery .g.wide { grid-column: 1 / -1; aspect-ratio: 3/4; }
.pdp__gallery .g .ph, .pdp__gallery .g img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.pdp__info { position: sticky; top: 100px; }
.pdp__coll { font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: var(--rose-gold); margin-bottom: 12px; }
.pdp__title { font-size: clamp(2.2rem,3.4vw,3.2rem); margin-bottom: 14px; }
.pdp__price { font-size: 22px; font-family: var(--serif); color: var(--brown); margin-bottom: 6px; }
.pdp__install { font-size: 12px; color: var(--muted); margin-bottom: 24px; }
.pdp__install b { color: var(--brown); font-weight: 400; }
.pdp__desc { color: var(--muted); margin-bottom: 28px; max-width: 46ch; }
.pdp__block { margin-bottom: 26px; }
.pdp__label { font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--brown); margin-bottom: 12px; display: flex; justify-content: space-between; }
.pdp__label a { color: var(--rose-gold); text-transform: none; letter-spacing: .04em; font-size: 12px; }
.opt-row { display: flex; flex-wrap: wrap; gap: 10px; }
.opt { min-width: 52px; padding: 12px 16px; border: 1px solid var(--line); background: var(--warm-white); font-size: 12px; letter-spacing: .06em; cursor: pointer; transition: .25s; text-align: center; }
.opt:hover { border-color: var(--champagne-dk); }
.opt.sel { border-color: var(--charcoal); background: var(--charcoal); color: #fff; }
.opt .plus { color: var(--muted); font-size: 10px; margin-left: 6px; }
.opt.sel .plus { color: rgba(255,255,255,.7); }
.opt-color { display: flex; align-items: center; gap: 8px; }
.opt-color .dot { width: 16px; height: 16px; border-radius: 50%; border: 1px solid rgba(0,0,0,.12); }

.mtm-toggle { display: flex; border: 1px solid var(--line); margin-bottom: 8px; }
.mtm-toggle button { flex: 1; padding: 13px; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; transition: .25s; }
.mtm-toggle button.sel { background: var(--brown); color: var(--sand); }
.measure-fields { display: none; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 16px; padding: 20px; background: var(--sand); }
.measure-fields.show { display: grid; }
.measure-fields label { font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); display: block; margin-bottom: 5px; }
.measure-fields input { width: 100%; border: 1px solid var(--line); background: #fff; padding: 9px 10px; }
.measure-fields .full { grid-column: 1 / -1; }
.measure-note { font-size: 11px; color: var(--muted); grid-column: 1/-1; }

.pdp__cta { display: flex; flex-direction: column; gap: 12px; margin-top: 28px; }
.pdp__cta-row { display: flex; gap: 12px; }
.pdp__cta-row .btn { flex: 1; }
.pdp__meta { display: flex; gap: 20px; margin-top: 24px; font-size: 12px; color: var(--muted); flex-wrap: wrap; }
.pdp__meta span { display: inline-flex; align-items: center; gap: 7px; }
.pdp__meta svg { width: 15px; height: 15px; stroke: var(--rose-gold); fill: none; stroke-width: 1.4; }

.acc { margin-top: 40px; border-top: 1px solid var(--line); }
.acc__item { border-bottom: 1px solid var(--line); }
.acc__head { width: 100%; text-align: left; padding: 20px 0; display: flex; justify-content: space-between; align-items: center; font-family: var(--serif); font-size: 19px; color: var(--brown); }
.acc__head .pm { font-family: var(--sans); font-size: 20px; font-weight: 300; transition: transform .3s; }
.acc__item.open .acc__head .pm { transform: rotate(45deg); }
.acc__body { max-height: 0; overflow: hidden; transition: max-height .45s var(--ease); }
.acc__body-inner { padding: 0 0 22px; color: var(--muted); font-size: 14px; }
.acc__body-inner li { padding: 6px 0; display: flex; justify-content: space-between; border-bottom: 1px dotted var(--line); }

.sticky-buy { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; background: var(--warm-white); border-top: 1px solid var(--line); padding: 12px 16px; display: none; align-items: center; justify-content: space-between; gap: 12px; box-shadow: 0 -10px 30px -20px rgba(0,0,0,.3); }
.sticky-buy b { font-family: var(--serif); font-size: 18px; }
.sticky-buy small { display: block; font-family: var(--sans); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }

/* ---------- CART ---------- */
.cart { display: grid; grid-template-columns: 1fr 380px; gap: clamp(30px,4vw,64px); align-items: start; }
.cart-line { display: grid; grid-template-columns: 96px 1fr auto; gap: 20px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.cart-line__media { display: block; aspect-ratio: 4/5; position: relative; overflow: hidden; background: var(--sand); }
.cart-line__media .ph, .cart-line__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.cart-line__name { font-family: var(--serif); font-size: 20px; color: var(--brown); }
.cart-line__spec { font-size: 12px; color: var(--muted); margin-top: 6px; line-height: 1.7; }
.cart-line__qty { display: inline-flex; align-items: center; border: 1px solid var(--line); margin-top: 12px; }
.cart-line__qty button { width: 30px; height: 30px; font-size: 15px; }
.cart-line__qty span { width: 34px; text-align: center; font-size: 13px; }
.cart-line__price { text-align: right; font-family: var(--serif); font-size: 18px; color: var(--brown); }
.cart-line__remove { display: block; text-align: right; margin-top: 12px; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.cart-line__remove:hover { color: var(--rose-gold); }
.summary { background: var(--sand); padding: 32px; position: sticky; top: 100px; }
.summary h3 { font-size: 24px; margin-bottom: 22px; }
.summary__row { display: flex; justify-content: space-between; padding: 10px 0; font-size: 14px; color: var(--muted); }
.summary__row.total { border-top: 1px solid var(--champagne-dk); margin-top: 12px; padding-top: 18px; font-size: 18px; color: var(--brown); font-family: var(--serif); }
.summary__promo { display: flex; gap: 8px; margin: 18px 0; }
.summary__promo input { flex: 1; border: 1px solid var(--line); background: #fff; padding: 11px; }
.summary__promo button { padding: 0 18px; background: var(--brown); color: var(--sand); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.trust-row { display: flex; gap: 18px; margin-top: 20px; font-size: 11px; color: var(--muted); flex-wrap: wrap; }
.trust-row span { display: inline-flex; gap: 6px; align-items: center; }
.trust-row svg { width: 14px; height: 14px; stroke: var(--rose-gold); fill: none; stroke-width: 1.4; }
.empty-state { text-align: center; padding: 90px 20px; }
.empty-state svg { width: 46px; height: 46px; stroke: var(--champagne-dk); fill: none; stroke-width: 1; margin: 0 auto 24px; }

/* ---------- FORMS ---------- */
.form-card { background: var(--warm-white); border: 1px solid var(--line); padding: clamp(28px,4vw,52px); }
.field { margin-bottom: 20px; }
.field label { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--brown); display: block; margin-bottom: 8px; }
.field input, .field select, .field textarea { width: 100%; border: 1px solid var(--line); background: var(--ivory); padding: 13px 14px; transition: border-color .25s; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--rose-gold); }
.field textarea { min-height: 120px; resize: vertical; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.radio-cards { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; }
.radio-card { border: 1px solid var(--line); padding: 20px; cursor: pointer; transition: .25s; }
.radio-card:hover { border-color: var(--champagne-dk); }
.radio-card.sel { border-color: var(--charcoal); background: var(--sand); }
.radio-card b { font-family: var(--serif); font-size: 19px; color: var(--brown); display: block; margin-bottom: 4px; }
.radio-card span { font-size: 12px; color: var(--muted); }

/* ---------- ACCOUNT ---------- */
.account { display: grid; grid-template-columns: 240px 1fr; gap: 48px; align-items: start; }
.account-nav { position: sticky; top: 100px; }
.account-nav a { display: block; padding: 12px 0; font-size: 13px; letter-spacing: .06em; border-bottom: 1px solid var(--line); color: var(--muted); transition: color .2s, padding-left .2s; cursor: pointer; }
.account-nav a:hover, .account-nav a.active { color: var(--rose-gold); padding-left: 6px; }
.account-panel { display: none; }
.account-panel.active { display: block; }

/* ---------- ABOUT ---------- */
.about-num { font-family: var(--serif); font-size: clamp(3rem,7vw,6rem); color: var(--champagne-dk); line-height: 1; }
.stat-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 30px; text-align: center; }
.stat b { font-family: var(--serif); font-size: clamp(2.4rem,4vw,3.4rem); color: var(--brown); display: block; }
.stat span { font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }

@media (max-width: 1080px) {
  .shop { grid-template-columns: 1fr; }
  .filters { display: none; position: fixed; inset: 0; z-index: 75; background: var(--ivory); padding: 24px; overflow-y: auto; }
  .filters.open { display: block; }
  .filters__close { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; font-size: 22px; }
  .filter-toggle { display: inline-flex; }
  .pdp { grid-template-columns: 1fr; }
  .pdp__info { position: static; }
  .cart { grid-template-columns: 1fr; }
  .account { grid-template-columns: 1fr; }
  .account-nav { position: static; display: flex; flex-wrap: wrap; gap: 8px; }
  .account-nav a { border: 1px solid var(--line); padding: 8px 14px; }
  .stat-row { grid-template-columns: repeat(2,1fr); gap: 30px 20px; }
}
@media (max-width: 640px) {
  .pdp__gallery { grid-template-columns: 1fr; }
  .grid-2, .grid-3, .radio-cards { grid-template-columns: 1fr; }
  .cart-line { grid-template-columns: 72px 1fr; }
  .cart-line__price { grid-column: 2; text-align: left; margin-top: 10px; }
  .sticky-buy { display: flex; }
}