/* =========================================================================
   css/style.css — Sistema de diseño
   Paleta: grafito + ámbar señal (evita el cliché morado/cian de IA).
   Tipografía: Space Grotesk (display) + Inter (texto).
   ========================================================================= */

@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap");

:root {
  --bg: #0b0d0e;
  --panel: #15181a;
  --panel-alt: #1b1f22;
  --border: #262b2e;
  --text: #edeff1;
  --text-muted: #9aa1a7;
  --accent: #ffb238;
  --accent-dark: #d9932a;
  --accent-ink: #241a06;
  --sale: #ff6a52;
  --radius-sm: 6px;
  --radius-md: 10px;
  --container: 1240px;
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
body.no-scroll { overflow: hidden; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0; line-height: 1.15; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; }
.section-alt { background: var(--panel); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 32px; flex-wrap: wrap; }
.section-title { font-size: clamp(1.6rem, 2.4vw, 2.2rem); font-weight: 700; }
.section-sub { color: var(--text-muted); margin-top: 6px; font-size: 0.95rem; max-width: 60ch; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ------------------------------- Buttons -------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 12px 20px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 0.92rem; border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn-accent { background: var(--accent); color: var(--accent-ink); }
.btn-accent:hover { background: var(--accent-dark); }
.btn-outline { background: transparent; border-color: var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-ghost { background: var(--panel-alt); color: var(--text); }
.btn-ghost:hover { background: var(--border); }
.btn-block { width: 100%; }

/* -------------------------------- Header -------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(11, 13, 14, 0.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-row { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; }
.brand-mark { width: 34px; height: 34px; border-radius: 8px; background: var(--accent); display: grid; place-items: center; color: var(--accent-ink); font-weight: 700; }
.main-nav { display: none; gap: 28px; }
.main-nav a { font-size: 0.94rem; color: var(--text-muted); font-weight: 500; }
.main-nav a:hover { color: var(--text); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  position: relative; width: 42px; height: 42px; border-radius: var(--radius-sm);
  background: var(--panel-alt); border: 1px solid var(--border); display: grid; place-items: center;
}
.icon-btn:hover { border-color: var(--accent); }
.cart-count {
  position: absolute; top: -6px; right: -6px; min-width: 18px; height: 18px; padding: 0 4px;
  border-radius: 999px; background: var(--accent); color: var(--accent-ink);
  font-size: 0.68rem; font-weight: 700; display: grid; place-items: center;
}
.cart-count.is-empty { opacity: 0.35; }
.hamburger { display: grid; gap: 5px; width: 42px; height: 42px; place-items: center; background: var(--panel-alt); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.hamburger span { width: 20px; height: 2px; background: var(--text); display: block; transition: transform 0.2s ease, opacity 0.2s ease; }
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (min-width: 900px) {
  .main-nav { display: flex; }
  .hamburger { display: none; }
}

.mobile-nav {
  position: fixed; inset: 76px 0 0 0; z-index: 39; background: var(--bg);
  transform: translateY(-8px); opacity: 0; pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease; overflow-y: auto;
}
.mobile-nav.is-open { opacity: 1; transform: translateY(0); pointer-events: auto; }
.mobile-nav ul { padding: 24px; display: grid; gap: 4px; }
.mobile-nav a { display: block; padding: 16px 6px; font-size: 1.1rem; font-weight: 600; border-bottom: 1px solid var(--border); }

/* --------------------------------- Hero ---------------------------------- */
.hero { padding: 48px 0 64px; }
.hero-grid { display: grid; gap: 40px; align-items: center; }
.hero-eyebrow { color: var(--accent); font-weight: 600; font-size: 0.85rem; letter-spacing: 0.02em; }
.hero-title { font-size: clamp(2.4rem, 6vw, 3.8rem); font-weight: 700; margin-top: 10px; letter-spacing: -0.01em; }
.hero-title em { color: var(--accent); font-style: normal; }
.hero-text { color: var(--text-muted); margin-top: 18px; max-width: 46ch; font-size: 1.05rem; }
.hero-cta { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 28px; margin-top: 40px; flex-wrap: wrap; }
.hero-stat b { font-family: var(--font-display); font-size: 1.6rem; display: block; }
.hero-stat span { color: var(--text-muted); font-size: 0.85rem; }

.hero-slider { position: relative; border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--border); aspect-ratio: 4/3; background: var(--panel); }
.hero-slide { position: absolute; inset: 0; opacity: 0; transition: opacity 0.5s ease; display: flex; flex-direction: column; justify-content: flex-end; padding: 28px; background-size: cover; background-position: center; }
.hero-slide.is-active { opacity: 1; }
.hero-slide-tag { align-self: flex-start; background: var(--accent); color: var(--accent-ink); font-weight: 700; font-size: 0.78rem; padding: 5px 10px; border-radius: 999px; margin-bottom: 10px; }
.hero-slide h3 { font-size: 1.5rem; color: #fff; text-shadow: 0 2px 12px rgba(0,0,0,0.6); }
.hero-dots { position: absolute; bottom: 14px; right: 14px; display: flex; gap: 6px; }

.live-viewers-badge {
  position: fixed; left: 20px; bottom: 20px; z-index: 30; display: inline-flex; align-items: center; gap: 8px;
  background: rgba(21,24,26,0.85); backdrop-filter: blur(8px); border: 1px solid var(--border);
  padding: 9px 14px; border-radius: 999px; font-size: 0.8rem; color: var(--text);
  box-shadow: 0 8px 24px rgba(0,0,0,0.35); max-width: calc(100vw - 40px);
}
.live-viewers-badge strong { color: #fff; }
@media (max-width: 480px) {
  .live-viewers-badge { font-size: 0.72rem; padding: 8px 12px; left: 12px; bottom: 12px; }
}
.hero-live-dot { width: 8px; height: 8px; border-radius: 999px; background: #3ec97a; flex: none; box-shadow: 0 0 0 0 rgba(62,201,122,0.6); animation: hero-live-pulse 2s infinite; }
@keyframes hero-live-pulse {
  0% { box-shadow: 0 0 0 0 rgba(62,201,122,0.55); }
  70% { box-shadow: 0 0 0 8px rgba(62,201,122,0); }
  100% { box-shadow: 0 0 0 0 rgba(62,201,122,0); }
}
.hero-dot { width: 8px; height: 8px; border-radius: 999px; background: rgba(255,255,255,0.35); border: none; }
.hero-dot.is-active { background: var(--accent); width: 22px; transition: width 0.2s ease; }

@media (min-width: 860px) {
  .hero-grid { grid-template-columns: 1.1fr 0.9fr; }
}

/* -------------------------------- Category strip -------------------------------- */
.cat-strip { display: flex; gap: 12px; overflow-x: auto; padding: 20px 0; scrollbar-width: none; }
.cat-strip::-webkit-scrollbar { display: none; }
.cat-chip {
  flex: none; padding: 10px 18px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--panel); font-size: 0.88rem; font-weight: 600; color: var(--text-muted);
}
.cat-chip.is-active, .cat-chip:hover { border-color: var(--accent); color: var(--accent); }

/* -------------------------------- Product grid -------------------------------- */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (min-width: 640px) { .product-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 980px) { .product-grid { grid-template-columns: repeat(4, 1fr); } }

.product-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; display: flex; flex-direction: column; transition: border-color 0.15s ease; }
.product-card:hover { border-color: var(--accent); }
.product-card-media { position: relative; aspect-ratio: 1/1; background: var(--panel-alt); display: block; }
.product-card-media img { width: 100%; height: 100%; object-fit: cover; }
.badge { position: absolute; top: 10px; left: 10px; padding: 4px 9px; border-radius: 999px; font-size: 0.7rem; font-weight: 700; z-index: 2; }
.badge-sale { background: var(--sale); color: #1a0704; }
.badge-hot { background: var(--accent); color: var(--accent-ink); }
.product-card-body { padding: 14px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.product-card-cat { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); }
.product-card-name { font-family: var(--font-body); font-size: 0.92rem; font-weight: 600; min-height: 2.6em; }
.product-card-name a:hover { color: var(--accent); }
.product-card-price-row { display: flex; align-items: baseline; gap: 8px; margin-top: auto; }
.price-old { font-size: 0.78rem; color: var(--text-muted); text-decoration: line-through; }
.price-now { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; }

.catalog-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; flex-wrap: wrap; gap: 10px; }
.catalog-count { color: var(--text-muted); font-size: 0.85rem; }

/* -------------------------------- Reviews -------------------------------- */
.reviews-track { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.review-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.review-stars { color: var(--accent); letter-spacing: 2px; }
.review-text { color: var(--text-muted); font-size: 0.92rem; }
.review-name { font-weight: 600; font-size: 0.88rem; }

/* -------------------------------- Cómo comprar -------------------------------- */
.steps-grid { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.step-card { padding: 4px; }
.step-num { font-family: var(--font-display); font-size: 2rem; color: var(--accent); font-weight: 700; }
.step-card h3 { margin-top: 8px; font-size: 1.05rem; }
.step-card p { margin-top: 6px; color: var(--text-muted); font-size: 0.9rem; }

/* -------------------------------- FAQ -------------------------------- */
.faq-list { max-width: 760px; margin: 0 auto; display: grid; gap: 10px; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--panel); overflow: hidden; }
.faq-question { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 18px 20px; background: none; border: none; color: var(--text); font-weight: 600; text-align: left; font-size: 0.98rem; }
.faq-icon { font-family: var(--font-display); font-size: 1.2rem; color: var(--accent); transition: transform 0.2s ease; }
.faq-item.is-open .faq-icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.25s ease; }
.faq-item.is-open .faq-answer { max-height: 220px; }
.faq-answer p { padding: 0 20px 18px; color: var(--text-muted); font-size: 0.92rem; }

/* -------------------------------- Footer -------------------------------- */
.site-footer { border-top: 1px solid var(--border); padding: 56px 0 28px; background: var(--panel); }
.footer-grid { display: grid; gap: 32px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.footer-col h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-muted); margin-bottom: 14px; }
.footer-col ul { display: grid; gap: 10px; }
.footer-col a { color: var(--text); font-size: 0.9rem; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; color: var(--text-muted); font-size: 0.82rem; }

/* -------------------------------- Cart drawer -------------------------------- */
.drawer-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.55); opacity: 0; pointer-events: none; transition: opacity 0.2s ease; z-index: 49; }
.drawer-overlay.is-open { opacity: 1; pointer-events: auto; }
.cart-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(420px, 100%); background: var(--panel);
  border-left: 1px solid var(--border); z-index: 50; transform: translateX(100%);
  transition: transform 0.25s ease; display: flex; flex-direction: column;
}
.cart-drawer.is-open { transform: translateX(0); }
.cart-drawer-head { display: flex; justify-content: space-between; align-items: center; padding: 20px; border-bottom: 1px solid var(--border); }
.cart-drawer-head h2 { font-size: 1.1rem; }
.cart-drawer-close { width: 34px; height: 34px; border-radius: var(--radius-sm); background: var(--panel-alt); border: 1px solid var(--border); }
.cart-drawer-body { flex: 1; overflow-y: auto; padding: 16px 20px; display: flex; flex-direction: column; gap: 16px; }
.cart-item { display: grid; grid-template-columns: 64px 1fr auto; gap: 12px; align-items: center; }
.cart-item img { width: 64px; height: 64px; object-fit: cover; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.cart-item-name { font-size: 0.86rem; font-weight: 600; }
.cart-item-price { font-size: 0.84rem; color: var(--accent); margin-top: 4px; }
.qty-control { display: inline-flex; align-items: center; gap: 10px; margin-top: 8px; border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 2px 4px; width: fit-content; }
.qty-control button { width: 22px; height: 22px; background: none; border: none; color: var(--text); font-size: 1rem; }
.cart-item-remove { background: none; border: none; color: var(--text-muted); font-size: 1rem; }
.cart-item-remove:hover { color: var(--sale); }
.cart-empty { text-align: center; padding: 40px 10px; display: grid; gap: 14px; color: var(--text-muted); }
.cart-drawer-footer { padding: 20px; border-top: 1px solid var(--border); display: grid; gap: 14px; }
.cart-total-row { display: flex; justify-content: space-between; align-items: center; font-size: 1rem; }
.cart-total-row strong { font-family: var(--font-display); font-size: 1.3rem; }

/* -------------------------------- Toast -------------------------------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--accent); color: var(--accent-ink); font-weight: 600; font-size: 0.9rem;
  padding: 13px 22px; border-radius: 999px; z-index: 60; opacity: 0;
  transition: opacity 0.2s ease, transform 0.2s ease; pointer-events: none; box-shadow: 0 12px 30px rgba(0,0,0,0.35);
}
.toast.is-visible { opacity: 1; transform: translateX(-50%) translateY(0); }

/* -------------------------------- Breadcrumb -------------------------------- */
.breadcrumb { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; padding: 20px 0 0; font-size: 0.82rem; color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span[aria-hidden] { color: var(--border); }
.breadcrumb .is-current { color: var(--text); }

/* -------------------------------- Product detail -------------------------------- */
.product-detail { padding: 32px 0 72px; }
.product-detail-grid { display: grid; gap: 36px; }
@media (min-width: 900px) {
  .product-detail-grid { grid-template-columns: 1fr 1fr; align-items: start; }
}

.gallery-main {
  position: relative; aspect-ratio: 1/1; background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius-md); overflow: hidden; cursor: zoom-in;
}
.gallery-main img { width: 100%; height: 100%; object-fit: contain; padding: 24px; }
.gallery-thumbs { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.gallery-thumb {
  width: 68px; height: 68px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  background: var(--panel); padding: 6px; opacity: 0.7;
}
.gallery-thumb img { width: 100%; height: 100%; object-fit: contain; }
.gallery-thumb.is-active { border-color: var(--accent); opacity: 1; }

.pd-cat { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); }
.pd-title { font-size: clamp(1.5rem, 3vw, 2rem); margin-top: 6px; }
.pd-brand { color: var(--text-muted); font-size: 0.9rem; margin-top: 6px; }
.pd-brand strong { color: var(--text); }
.pd-price-row { display: flex; align-items: baseline; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
.pd-price-row .price-old { font-size: 0.95rem; }
.pd-price-row .price-now { font-size: 2rem; }
.pd-discount { background: var(--sale); color: #1a0704; font-weight: 700; font-size: 0.76rem; padding: 4px 9px; border-radius: 999px; }
.pd-installments { color: var(--text-muted); font-size: 0.86rem; margin-top: 6px; }
.pd-short { color: var(--text-muted); margin-top: 18px; font-size: 0.98rem; max-width: 52ch; }

.pd-specs-quick { margin-top: 20px; display: grid; gap: 8px; }
.pd-specs-quick li { display: flex; gap: 10px; font-size: 0.9rem; color: var(--text-muted); }
.pd-specs-quick li::before { content: "✓"; color: var(--accent); font-weight: 700; }

.pd-buybox { margin-top: 26px; padding: 20px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md); display: grid; gap: 14px; }
.pd-stock { font-size: 0.86rem; display: flex; align-items: center; gap: 8px; }
.pd-stock-dot { width: 8px; height: 8px; border-radius: 999px; background: #3ec97a; }
.pd-stock.is-low .pd-stock-dot { background: var(--accent); }
.pd-qty-row { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.pd-qty-row .qty-control { padding: 4px 6px; }
.pd-qty-row .qty-control button { width: 30px; height: 30px; font-size: 1.15rem; }
.pd-qty-row .qty-control span { min-width: 20px; text-align: center; font-weight: 600; }
.pd-buy-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.pd-buy-actions .btn { flex: 1; min-width: 180px; }

.pd-trust { display: grid; gap: 10px; margin-top: 20px; }
.pd-trust-item { display: flex; align-items: center; gap: 10px; font-size: 0.86rem; color: var(--text-muted); }
.pd-trust-item .pd-trust-icon { width: 30px; height: 30px; border-radius: var(--radius-sm); background: var(--panel-alt); border: 1px solid var(--border); display: grid; place-items: center; flex: none; }

.pd-specs-table { margin-top: 56px; }
.pd-specs-table table { width: 100%; border-collapse: collapse; max-width: 640px; }
.pd-specs-table tr { border-bottom: 1px solid var(--border); }
.pd-specs-table td { padding: 12px 4px; font-size: 0.92rem; }
.pd-specs-table td:first-child { color: var(--text-muted); width: 42%; }
.pd-specs-table td:last-child { font-weight: 500; }

/* -------------------------------- Lightbox -------------------------------- */
.lightbox { position: fixed; inset: 0; z-index: 70; background: rgba(6,7,8,0.94); display: none; align-items: center; justify-content: center; padding: 40px; }
.lightbox.is-open { display: flex; }
.lightbox img { max-width: 100%; max-height: 88vh; object-fit: contain; }
.lightbox-close { position: absolute; top: 20px; right: 24px; width: 44px; height: 44px; border-radius: var(--radius-sm); background: var(--panel-alt); border: 1px solid var(--border); color: var(--text); font-size: 1.2rem; }

.pd-not-found { padding: 100px 0; text-align: center; display: grid; gap: 18px; justify-items: center; }

/* -------------------------------- Checkout -------------------------------- */
.checkout-section { padding: 32px 0 80px; }
.checkout-grid { display: grid; gap: 32px; align-items: start; }
@media (min-width: 960px) {
  .checkout-grid { grid-template-columns: 1.4fr 1fr; }
}

.checkout-block { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 24px; margin-bottom: 20px; }
.checkout-block-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.checkout-block h2 { font-size: 1.05rem; margin-bottom: 4px; }
.checkout-block-sub { color: var(--text-muted); font-size: 0.86rem; margin-bottom: 18px; }
.link-btn { background: none; border: none; color: var(--accent); font-size: 0.84rem; font-weight: 600; padding: 0; cursor: pointer; }
.link-btn:hover { text-decoration: underline; }

/* Resumen de envío guardado (en vez de mostrar el form de nuevo) */
.shipping-summary { background: var(--panel-alt); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px; display: grid; gap: 4px; font-size: 0.9rem; color: var(--text-muted); }
.shipping-summary .ship-name { color: var(--text); font-weight: 600; font-size: 0.96rem; margin-bottom: 2px; }

.field-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .field-grid.cols-2 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 560px) { .field-grid.cols-3 { grid-template-columns: 1.4fr 0.8fr 0.8fr; } }

.field { display: grid; gap: 6px; }
.field label { font-size: 0.82rem; color: var(--text-muted); font-weight: 500; }
.field input, .field select, .field textarea {
  background: var(--panel-alt); border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text); padding: 12px 14px; font-family: inherit; font-size: 0.94rem; width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); }
.field textarea { resize: vertical; min-height: 80px; }
.field-file { display: grid; gap: 6px; }
.file-drop {
  border: 1px dashed var(--border); border-radius: var(--radius-sm); padding: 18px; text-align: center;
  color: var(--text-muted); font-size: 0.86rem; cursor: pointer; background: var(--panel-alt);
}
.file-drop:hover { border-color: var(--accent); }
.file-drop.has-file { border-style: solid; border-color: var(--accent); color: var(--text); }

/* Vista previa del comprobante adjuntado */
.upload-preview { margin-top: 12px; display: flex; align-items: center; gap: 12px; }
.upload-preview-thumb { width: 48px; height: 48px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--panel-alt); overflow: hidden; display: grid; place-items: center; flex: none; }
.upload-preview-thumb img { width: 100%; height: 100%; object-fit: cover; display: none; }
.upload-preview-thumb img[src] { display: block; }
.upload-preview-icon { font-size: 1.3rem; }
.upload-preview-name { font-size: 0.84rem; color: var(--text-muted); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.upload-status { font-size: 0.82rem; margin-top: 8px; min-height: 1.2em; }
.upload-status.ok { color: #3ec97a; }
.upload-status.err { color: var(--sale); }

/* Tabs de pago */
.pay-tabs { display: flex; gap: 10px; margin-bottom: 20px; flex-wrap: wrap; }
.pay-tab {
  flex: 1; min-width: 160px; padding: 14px 16px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  background: var(--panel-alt); color: var(--text-muted); font-weight: 600; font-size: 0.9rem;
  display: flex; align-items: center; gap: 10px; justify-content: center;
}
.pay-tab.is-active { border-color: var(--accent); color: var(--text); background: rgba(255,178,56,0.08); }
.pay-tab svg { width: 18px; height: 18px; flex: none; }
.pay-panel { display: none; }
.pay-panel.is-active { display: block; }

/* Transferencia */
.bank-card { background: var(--panel-alt); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 18px; display: grid; gap: 10px; margin-bottom: 16px; }
.bank-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; font-size: 0.9rem; }
.bank-row span:first-child { color: var(--text-muted); }
.bank-row strong { font-family: var(--font-display); letter-spacing: 0.02em; }
.copy-btn { background: none; border: 1px solid var(--border); color: var(--text-muted); border-radius: var(--radius-sm); padding: 3px 9px; font-size: 0.72rem; }
.copy-btn:hover { border-color: var(--accent); color: var(--accent); }
.discount-note { color: var(--accent); font-size: 0.85rem; font-weight: 600; }

/* Tarjeta — mockup en vivo */
.card-mock-wrap { perspective: 1200px; margin-bottom: 22px; max-width: 380px; }
.card-mock { position: relative; aspect-ratio: 16/10; transition: transform 0.5s ease; transform-style: preserve-3d; }
.card-mock.is-flipped { transform: rotateY(180deg); }
.card-face {
  position: absolute; inset: 0; border-radius: 16px; backface-visibility: hidden;
  background: linear-gradient(135deg, #1b1f22 0%, #0b0d0e 70%); border: 1px solid var(--border);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}
.card-front { padding: 20px; display: flex; flex-direction: column; justify-content: space-between; }
.card-chip { width: 42px; height: 30px; border-radius: 6px; background: linear-gradient(135deg, var(--accent), var(--accent-dark)); }
.card-number { font-family: var(--font-display); font-size: clamp(1.05rem, 4vw, 1.35rem); letter-spacing: 0.08em; color: #fff; }
.card-bottom-row { display: flex; justify-content: space-between; align-items: flex-end; }
.card-holder, .card-expiry { text-transform: uppercase; color: #fff; font-size: 0.78rem; letter-spacing: 0.03em; }
.card-holder span, .card-expiry span { display: block; color: var(--text-muted); font-size: 0.62rem; letter-spacing: 0.05em; margin-bottom: 3px; text-transform: none; }
.card-back { transform: rotateY(180deg); display: flex; flex-direction: column; }
.card-stripe { height: 40px; background: #060707; margin-top: 20px; }
.card-cvv-strip { margin: 18px 20px 0; background: #f2f2f2; border-radius: 4px; padding: 8px 12px; text-align: right; font-family: var(--font-display); color: #111; letter-spacing: 0.1em; }

/* Sección con divisor dentro de un panel (ej. "Titular" en tarjeta) */
.field-section { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--border); }
.field-section-label { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); margin-bottom: 14px; font-weight: 600; }

/* Sellos de seguridad (SSL / 3D Secure / Pago seguro) */
.security-badges { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 20px; }
.security-badge { display: inline-flex; align-items: center; gap: 7px; font-size: 0.8rem; color: var(--text-muted); }
.security-badge svg { width: 17px; height: 17px; color: var(--accent); flex: none; }

/* Selector de cuotas */
.cuotas-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 10px; }
.cuota-opt { background: var(--panel-alt); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px; cursor: pointer; text-align: center; }
.cuota-opt.active { border-color: var(--accent); background: rgba(255,178,56,0.08); }
.cq-n { font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; }
.cq-amount { font-size: 0.78rem; color: var(--text-muted); margin-top: 2px; }
.cq-tag { display: inline-block; margin-top: 6px; font-size: 0.68rem; font-weight: 600; padding: 2px 7px; border-radius: 999px; background: rgba(62,201,122,0.15); color: #3ec97a; }
.cq-tag.interest { background: rgba(255,106,82,0.15); color: var(--sale); }

/* Aviso de pago simulado */
.card-note { margin-top: 18px; padding: 12px 14px; border-radius: var(--radius-sm); background: rgba(255,178,56,0.08); border: 1px solid rgba(255,178,56,0.3); color: var(--text-muted); font-size: 0.82rem; line-height: 1.5; }
.card-note strong { color: var(--accent); }

/* Aviso de envío estilo Andreani en el resumen */
.shipping-carrier-row { display: flex; justify-content: space-between; align-items: center; font-size: 0.9rem; color: var(--text-muted); margin-bottom: 4px; }
.shipping-free-tag { color: #3ec97a; font-weight: 700; }
.shipping-note { margin-top: 14px; display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-radius: var(--radius-sm); background: rgba(62,201,122,0.1); border: 1px solid rgba(62,201,122,0.28); color: #3ec97a; font-size: 0.8rem; font-weight: 600; }
.shipping-note svg { width: 16px; height: 16px; flex: none; }

/* Resumen del pedido */
.summary-panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 24px; position: sticky; top: 96px; }
.summary-panel-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 18px; }
.summary-panel-head h2 { font-size: 1.05rem; margin-bottom: 0; }
.summary-order-num { font-family: var(--font-display); font-size: 0.78rem; color: var(--text-muted); }
.summary-items { display: grid; gap: 14px; max-height: 320px; overflow-y: auto; padding-right: 4px; }
.summary-item { display: grid; grid-template-columns: 52px 1fr auto; gap: 10px; align-items: center; }
.summary-item img { width: 52px; height: 52px; object-fit: cover; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.summary-item-name { font-size: 0.84rem; font-weight: 600; }
.summary-item-qty { font-size: 0.78rem; color: var(--text-muted); }
.summary-item-price { font-size: 0.86rem; font-weight: 600; white-space: nowrap; }
.summary-totals { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--border); display: grid; gap: 10px; }
.summary-row { display: flex; justify-content: space-between; font-size: 0.9rem; color: var(--text-muted); }
.summary-row.is-total { color: var(--text); font-size: 1rem; padding-top: 8px; border-top: 1px solid var(--border); }
.summary-row.is-total strong { font-family: var(--font-display); font-size: 1.4rem; }
.summary-row.is-discount { color: var(--accent); }

.checkout-empty { padding: 90px 0; text-align: center; display: grid; gap: 18px; justify-items: center; }

/* Confirmación */
.confirm-panel { max-width: 560px; margin: 0 auto; text-align: center; padding: 60px 0; display: grid; gap: 16px; justify-items: center; }
.confirm-check { width: 64px; height: 64px; border-radius: 999px; background: var(--accent); color: var(--accent-ink); display: grid; place-items: center; font-size: 1.8rem; }
.confirm-order-num { font-family: var(--font-display); color: var(--accent); font-size: 1.1rem; }
.confirm-panel .bank-card { text-align: left; width: 100%; }

/* -------------------------------- Utility -------------------------------- */
.mt-0 { margin-top: 0; }
.text-center { text-align: center; }