/* =========================================================
   ESSENZA STUDIO — Sistema de diseño "Dark Luxury"
   Paleta: Carbón #0D0F12 · Oro satinado #D4AF37 · Blanco #FFFFFF
           Magenta elegante #B0114B · Grafito #16181C · Humo #9A9A9E
   Tipografía: 'Cormorant Garamond' (display) + 'Manrope' (UI/cuerpo)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --carbon: #0D0F12;
  --carbon-soft: #16181C;
  --carbon-line: #2A2D33;
  --gold: #D4AF37;
  --gold-soft: #E9CE7B;
  --white: #FFFFFF;
  --smoke: #9A9A9E;
  --magenta: #B0114B;
  --magenta-bright: #D6316E;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-ui: 'Manrope', -apple-system, sans-serif;

  --radius-sm: 3px;
  --radius-md: 6px;
  --max-width: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--carbon);
  color: var(--white);
  font-family: var(--font-ui);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 28px; }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 500; margin: 0 0 .4em; letter-spacing: .01em; }
h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); line-height: 1.05; }
h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); }
p { color: var(--smoke); max-width: 62ch; }

.eyebrow-line { display: flex; align-items: center; gap: 14px; color: var(--gold); font-size: .8rem; letter-spacing: .12em; margin-bottom: 14px; }
.eyebrow-line::before { content: ''; width: 32px; height: 1px; background: var(--gold); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13,15,18,.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--carbon-line);
}
.header-row { display: flex; align-items: center; justify-content: space-between; padding: 16px 28px; max-width: var(--max-width); margin: 0 auto; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 40px; width: auto; }
.brand-name { font-family: var(--font-display); font-size: 1.5rem; letter-spacing: .04em; }
.brand-tagline { display: block; font-size: .65rem; color: var(--gold); letter-spacing: .15em; text-transform: uppercase; }

.main-nav { display: flex; gap: 28px; font-size: .92rem; }
.main-nav a { color: var(--white); opacity: .85; transition: opacity .2s, color .2s; padding-bottom: 3px; border-bottom: 1px solid transparent; }
.main-nav a:hover, .main-nav a.active { opacity: 1; color: var(--gold); border-color: var(--gold); }

.header-actions { display: flex; align-items: center; gap: 16px; }
.lang-switch { display: flex; border: 1px solid var(--carbon-line); border-radius: var(--radius-sm); overflow: hidden; }
.lang-switch button { background: none; border: none; color: var(--smoke); padding: 6px 10px; font-size: .78rem; font-weight: 600; }
.lang-switch button.active { background: var(--gold); color: var(--carbon); }

.cart-btn { position: relative; display: flex; align-items: center; gap: 8px; border: 1px solid var(--carbon-line); padding: 8px 14px; border-radius: var(--radius-sm); background: none; color: var(--white); font-size: .85rem; }
.cart-btn:hover { border-color: var(--gold); color: var(--gold); }
.cart-count { background: var(--magenta); color: var(--white); font-size: .7rem; font-weight: 700; border-radius: 50%; min-width: 18px; height: 18px; display: inline-flex; align-items: center; justify-content: center; padding: 0 4px; }

.mobile-toggle { display: none; background: none; border: none; color: var(--white); font-size: 1.4rem; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 96px 0 72px; overflow: hidden; }
.hero::after {
  content: ''; position: absolute; right: -10%; top: -20%; width: 640px; height: 640px;
  background: radial-gradient(circle, rgba(212,175,55,.14), transparent 70%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; position: relative; }
.hero h1 span { color: var(--gold); font-style: italic; }
.hero-lede { font-size: 1.05rem; margin-bottom: 28px; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 13px 26px; border-radius: var(--radius-sm); font-weight: 600; font-size: .88rem; letter-spacing: .02em; border: 1px solid transparent; transition: transform .15s, background .2s, border-color .2s, color .2s; }
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--gold); color: var(--carbon); }
.btn-primary:hover { background: var(--gold-soft); }
.btn-outline { border-color: var(--gold); color: var(--gold); }
.btn-outline:hover { background: rgba(212,175,55,.1); }
.btn-magenta { background: var(--magenta); color: var(--white); }
.btn-magenta:hover { background: var(--magenta-bright); }
.btn-block { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.hero-visual { position: relative; aspect-ratio: 3/4; border: 1px solid var(--carbon-line); border-radius: var(--radius-md); background: linear-gradient(160deg, var(--carbon-soft), var(--carbon)); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.hero-visual-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.hero-visual-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(13,15,18,.65) 0%, rgba(13,15,18,0) 35%); z-index: 1; }
.hero-visual .center-mark, .hero-visual .frame-label { position: relative; z-index: 2; }
.hero-visual .frame-label { position: absolute; bottom: 20px; left: 20px; right: 20px; display: flex; justify-content: space-between; font-size: .72rem; color: var(--smoke); border-top: 1px solid var(--carbon-line); padding-top: 12px; }
.hero-visual .center-mark { font-family: var(--font-display); font-size: 1.3rem; color: var(--gold); font-style: italic; }

/* ---------- Filtros / catálogo ---------- */
.catalog-section { padding: 56px 0 96px; }
.catalog-toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; margin-bottom: 32px; border-bottom: 1px solid var(--carbon-line); padding-bottom: 24px; }
.filter-group { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { border: 1px solid var(--carbon-line); background: none; color: var(--smoke); padding: 7px 16px; border-radius: 999px; font-size: .82rem; transition: all .2s; }
.chip:hover { border-color: var(--gold); color: var(--white); }
.chip.active { background: var(--gold); border-color: var(--gold); color: var(--carbon); font-weight: 700; }

.search-box { display: flex; align-items: center; border: 1px solid var(--carbon-line); border-radius: var(--radius-sm); padding: 8px 14px; gap: 8px; min-width: 220px; }
.search-box input { background: none; border: none; color: var(--white); font-family: var(--font-ui); font-size: .88rem; width: 100%; }
.search-box input:focus { outline: none; }

.wholesale-toggle { display: flex; align-items: center; gap: 8px; font-size: .82rem; color: var(--smoke); }

.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 28px; }
.product-card { border: 1px solid var(--carbon-line); border-radius: var(--radius-md); overflow: hidden; background: var(--carbon-soft); display: flex; flex-direction: column; transition: border-color .2s; }
.product-card:hover { border-color: var(--gold); }
.product-card .thumb { aspect-ratio: 4/5; background: linear-gradient(155deg, #1c1f25, #0D0F12); display: flex; align-items: center; justify-content: center; position: relative; }
.product-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-card .thumb .initials { font-family: var(--font-display); font-size: 2.4rem; color: var(--carbon-line); }
.badge { position: absolute; top: 10px; left: 10px; font-size: .65rem; letter-spacing: .08em; padding: 4px 10px; border-radius: 999px; text-transform: uppercase; font-weight: 700; }
.badge-sold { background: var(--magenta); color: var(--white); }
.badge-preorder { background: var(--gold); color: var(--carbon); }
.badge-sale { background: var(--magenta); color: var(--white); top: 10px; right: 54px; left: auto; }
.price-old { text-decoration: line-through; color: var(--smoke); font-size: .85em; margin-right: 6px; font-family: var(--font-ui); }
.low-stock { color: var(--magenta-bright); font-size: .78rem; font-weight: 700; letter-spacing: .02em; }
.product-card .info { padding: 16px 18px 20px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.product-card .brand-label { font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--gold); }
.product-card h3 { font-size: 1.3rem; margin: 0; }
.product-card .ml { font-size: .78rem; color: var(--smoke); }
.product-card .price-row { margin-top: auto; display: flex; align-items: center; justify-content: space-between; padding-top: 10px; }
.price { font-family: var(--font-display); font-size: 1.3rem; color: var(--white); }
.price small { color: var(--smoke); font-size: .7rem; font-family: var(--font-ui); }
.add-btn { border: 1px solid var(--gold); background: none; color: var(--gold); width: 36px; height: 36px; border-radius: 50%; font-size: 1.1rem; display: flex; align-items: center; justify-content: center; }
.add-btn:hover { background: var(--gold); color: var(--carbon); }
.product-card { position: relative; }
.fav-btn { position: absolute; top: 10px; right: 10px; z-index: 3; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--carbon-line); background: rgba(13,15,18,.72); backdrop-filter: blur(4px); color: var(--smoke); font-size: 1.05rem; line-height: 1; display: flex; align-items: center; justify-content: center; transition: color .2s, border-color .2s, transform .15s; }
.fav-btn:hover { color: var(--magenta-bright); border-color: var(--magenta-bright); }
.fav-btn:active { transform: scale(.9); }
.fav-btn.is-fav { color: var(--magenta-bright); border-color: var(--magenta-bright); }
.cart-count-badge { background: var(--magenta); color: var(--white); font-size: .7rem; font-weight: 700; border-radius: 50%; min-width: 18px; height: 18px; display: inline-flex; align-items: center; justify-content: center; padding: 0 4px; }

.empty-state { text-align: center; padding: 64px 20px; color: var(--smoke); border: 1px dashed var(--carbon-line); border-radius: var(--radius-md); }

/* ---------- Producto detalle ---------- */
.product-detail { padding: 56px 0 96px; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.gallery-main { aspect-ratio: 4/5; border: 1px solid var(--carbon-line); border-radius: var(--radius-md); background: linear-gradient(160deg, var(--carbon-soft), var(--carbon)); overflow: hidden; }
.gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumbs { display: flex; gap: 10px; margin-top: 12px; }
.gallery-thumbs img { width: 64px; height: 64px; object-fit: cover; border: 1px solid var(--carbon-line); border-radius: var(--radius-sm); cursor: pointer; }

.notes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 28px 0; }
.note-block { border-top: 1px solid var(--carbon-line); padding-top: 10px; }
.note-block .label { font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--gold); margin-bottom: 6px; }
.note-block .value { font-size: .88rem; color: var(--white); }

.qty-selector { display: flex; align-items: center; border: 1px solid var(--carbon-line); border-radius: var(--radius-sm); width: fit-content; }
.qty-selector button { background: none; border: none; color: var(--white); width: 38px; height: 38px; font-size: 1.1rem; }
.qty-selector input { width: 48px; text-align: center; background: none; border: none; color: var(--white); font-family: var(--font-ui); font-size: 1rem; }

/* ---------- Carrito / checkout ---------- */
.page-header { padding: 48px 0 24px; border-bottom: 1px solid var(--carbon-line); }
.cart-layout, .checkout-layout { padding: 48px 0 96px; display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: start; }
.cart-item { display: grid; grid-template-columns: 72px 1fr auto; gap: 16px; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--carbon-line); }
.cart-item .thumb-sm { width: 72px; height: 72px; border-radius: var(--radius-sm); background: var(--carbon-soft); border: 1px solid var(--carbon-line); overflow: hidden; display: flex; align-items: center; justify-content: center; }
.cart-item .thumb-sm img { width: 100%; height: 100%; object-fit: cover; }
.cart-item .name { font-family: var(--font-display); font-size: 1.15rem; }
.cart-item .remove-link { color: var(--magenta-bright); font-size: .78rem; }

.summary-card { border: 1px solid var(--carbon-line); border-radius: var(--radius-md); padding: 26px; background: var(--carbon-soft); position: sticky; top: 100px; }
.summary-row { display: flex; justify-content: space-between; font-size: .9rem; padding: 8px 0; color: var(--smoke); }
.summary-row.total { color: var(--white); font-size: 1.15rem; border-top: 1px solid var(--carbon-line); margin-top: 8px; padding-top: 14px; font-family: var(--font-display); }

.form-field { margin-bottom: 16px; }
.form-field label { display: block; font-size: .8rem; color: var(--smoke); margin-bottom: 6px; }
.form-field input, .form-field select, .form-field textarea {
  width: 100%; background: var(--carbon); border: 1px solid var(--carbon-line); border-radius: var(--radius-sm);
  padding: 11px 14px; color: var(--white); font-family: var(--font-ui); font-size: .92rem;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { border-color: var(--gold); outline: none; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.shipping-options { display: flex; flex-direction: column; gap: 10px; }
.shipping-option { border: 1px solid var(--carbon-line); border-radius: var(--radius-sm); padding: 14px; display: flex; gap: 12px; align-items: flex-start; cursor: pointer; }
.shipping-option.selected { border-color: var(--gold); background: rgba(212,175,55,.06); }
.shipping-option .title { font-weight: 700; font-size: .9rem; }
.shipping-option .desc { font-size: .78rem; color: var(--smoke); }

.alert { padding: 12px 16px; border-radius: var(--radius-sm); font-size: .85rem; margin-bottom: 16px; }
.alert-error { background: rgba(176,17,75,.15); border: 1px solid var(--magenta); color: #ff9db8; }
.alert-success { background: rgba(212,175,55,.12); border: 1px solid var(--gold); color: var(--gold-soft); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--carbon-line); padding: 56px 0 32px; margin-top: 64px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-grid h4 { font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; color: var(--gold); margin-bottom: 14px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.footer-grid a { color: var(--smoke); font-size: .88rem; }
.footer-grid a:hover { color: var(--gold); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: .78rem; color: var(--smoke); padding-top: 24px; border-top: 1px solid var(--carbon-line); }

/* ---------- Admin ---------- */
.admin-shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.admin-sidebar { background: var(--carbon-soft); border-right: 1px solid var(--carbon-line); padding: 28px 20px; }
.admin-sidebar nav { display: flex; flex-direction: column; gap: 4px; margin-top: 32px; }
.admin-sidebar a { padding: 10px 12px; border-radius: var(--radius-sm); color: var(--smoke); font-size: .9rem; }
.admin-sidebar a:hover, .admin-sidebar a.active { background: rgba(212,175,55,.1); color: var(--gold); }
.admin-main { padding: 36px 40px; }
.admin-topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; }

.admin-login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.admin-login-card { width: 100%; max-width: 380px; border: 1px solid var(--carbon-line); border-radius: var(--radius-md); padding: 36px; background: var(--carbon-soft); }

table.data-table { width: 100%; border-collapse: collapse; font-size: .86rem; }
table.data-table th { text-align: left; color: var(--gold); font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; padding: 10px 12px; border-bottom: 1px solid var(--carbon-line); }
table.data-table td { padding: 12px; border-bottom: 1px solid var(--carbon-line); vertical-align: middle; }
table.data-table tr:hover { background: rgba(255,255,255,.02); }
.status-pill { font-size: .7rem; padding: 3px 10px; border-radius: 999px; font-weight: 700; }
.status-disponible { background: rgba(212,175,55,.15); color: var(--gold); }
.status-agotado { background: rgba(176,17,75,.15); color: var(--magenta-bright); }
.status-pre-orden { background: rgba(255,255,255,.1); color: var(--white); }

.icon-btn { background: none; border: 1px solid var(--carbon-line); border-radius: var(--radius-sm); color: var(--white); padding: 6px 10px; font-size: .78rem; margin-right: 6px; }
.icon-btn:hover { border-color: var(--gold); color: var(--gold); }

.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.7); display: none; align-items: center; justify-content: center; z-index: 100; padding: 20px; }
.modal-overlay.open { display: flex; }
.modal-card { background: var(--carbon-soft); border: 1px solid var(--carbon-line); border-radius: var(--radius-md); padding: 28px; width: 100%; max-width: 640px; max-height: 88vh; overflow-y: auto; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ---------- Responsive ---------- */
/* ---------- Reseñas ---------- */
.rating-line { display: flex; align-items: center; gap: 6px; font-size: .78rem; color: var(--smoke); }
.stars { color: var(--gold); letter-spacing: 1px; }
.reviews-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: start; padding-bottom: 80px; }
.review-card { border-bottom: 1px solid var(--carbon-line); padding: 16px 0; }
.review-head { display: flex; align-items: center; gap: 12px; }
.review-text { margin: 8px 0 4px; color: var(--white); font-size: .92rem; }
.review-date { font-size: .72rem; color: var(--smoke); }
.star-picker { display: flex; gap: 4px; }
.star-btn { background: none; border: none; color: var(--carbon-line); font-size: 1.6rem; line-height: 1; padding: 0; transition: color .15s; }
.star-btn.is-active { color: var(--gold); }
/* ---------- Mayorista ---------- */
.wholesale-banner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; border: 1px solid var(--carbon-line); border-left: 3px solid var(--gold); border-radius: var(--radius-md); background: linear-gradient(100deg, rgba(212,175,55,.07), transparent 60%); padding: 18px 22px; margin-bottom: 28px; }
.wholesale-banner span { color: var(--smoke); font-size: .92rem; }
.wholesale-banner strong { color: var(--white); }
.wholesale-banner.is-active { border-left-color: var(--magenta); background: linear-gradient(100deg, rgba(176,17,75,.1), transparent 60%); }
.wholesale-hint { font-size: .75rem; color: var(--gold); }
.wholesale-box { border: 1px solid var(--carbon-line); border-left: 3px solid var(--gold); border-radius: var(--radius-md); padding: 18px 20px; margin: 20px 0; background: rgba(212,175,55,.05); }
.wholesale-box-title { font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--gold); margin-bottom: 8px; }
.wholesale-box p { color: var(--smoke); margin: 0 0 14px; }
.wholesale-box strong { color: var(--white); }
.wholesale-price { color: var(--gold) !important; font-size: 1.1rem; }
.wholesale-save { color: var(--magenta-bright); font-size: .85rem; display: block; margin-top: 4px; }
@media (max-width: 860px) {
    .reviews-layout { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .mobile-toggle { display: block; }
  .hero-grid, .product-detail, .cart-layout, .checkout-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .admin-shell { grid-template-columns: 1fr; }
  .admin-sidebar { display: block; border-right: none; border-bottom: 1px solid var(--carbon-line); padding: 16px; }
  .admin-sidebar .brand-name { font-size: 1rem; }
  .admin-sidebar .brand-tagline { display: block; margin-bottom: 4px; }
  .admin-sidebar nav { flex-direction: row; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
  .admin-sidebar nav a { white-space: nowrap; font-size: .8rem; padding: 8px 12px; }
  .admin-main { padding: 20px 16px; }
  .admin-topbar { flex-wrap: wrap; gap: 12px; }
  .data-table { font-size: .78rem; }
  .data-table th, .data-table td { padding: 8px 6px; }
  .notes-grid { grid-template-columns: 1fr; }
  .header-row { flex-wrap: nowrap; gap: 10px; padding: 12px 16px; }
  .brand { min-width: 0; flex: 1; }
  .brand img { height: 30px; }
  .brand > span { min-width: 0; flex: 1; }
  .brand-name { font-size: clamp(0.72rem, 3.6vw, 1.05rem); white-space: nowrap; display: block; overflow: hidden; text-overflow: ellipsis; }
  .brand-tagline { display: none; }
  .header-actions { flex-shrink: 0; gap: 8px; }
  .lang-switch button { padding: 5px 8px; font-size: .68rem; }
  .cart-btn { padding: 6px 10px; font-size: .75rem; gap: 6px; }
}