:root {
  --bg-main: #ffffff;
  --bg-alt: #f8fafc;
  --card-bg: #ffffff;
  --header-bg: rgba(255, 255, 255, 0.95);
  --primary: #ea580c;
  --primary-dark: #c2410c;
  --text-main: #0f172a;
  --text-muted: #475569;
  --border: #e2e8f0;
  --hero-bg: radial-gradient(circle at 50% 0%, #fff7ed 0%, #ffffff 64%);
  --invert-bg: #0f172a;
  --invert-text: #ffffff;
  --success: #15803d;
  --danger: #b91c1c;
  --warning: #b45309;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.08), 0 2px 4px -2px rgb(0 0 0 / 0.06);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.09), 0 4px 6px -4px rgb(0 0 0 / 0.06);
  --gradient-text: linear-gradient(135deg, #c2410c 0%, #f97316 100%);
  --radius: 16px;
  --container: 1120px;
}

[data-theme="dark"] {
  --bg-main: #020617;
  --bg-alt: #0f172a;
  --card-bg: #0f172a;
  --header-bg: rgba(2, 6, 23, 0.95);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --border: #1e293b;
  --hero-bg: radial-gradient(circle at 50% 0%, #431407 0%, #020617 64%);
  --invert-bg: #ffffff;
  --invert-text: #020617;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.45);
  --shadow-md: 0 6px 18px rgb(0 0 0 / 0.28);
  --shadow-lg: 0 14px 30px rgb(0 0 0 / 0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Inter', sans-serif;
  background: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color .3s ease, color .3s ease;
}
button, input, select, textarea { font: inherit; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, h4 { margin: 0; font-family: 'Space Grotesk', sans-serif; color: var(--text-main); }
p { margin-top: 0; }
[hidden] { display: none !important; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.text-gradient { background: var(--gradient-text); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* Navegación: misma línea visual del sitio principal */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  transition: background .3s ease, border-color .3s ease;
}
.nav-wrapper { display: flex; justify-content: space-between; align-items: center; position: relative; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; color: var(--text-main); }
.brand img { height: 40px; width: auto; object-fit: contain; }
.menu-toggle { display: none; background: transparent; border: 0; color: var(--text-main); cursor: pointer; padding: 8px; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a.link-item { color: var(--text-muted); font-size: 15px; font-weight: 500; transition: color .2s ease; }
.nav-links a.link-item:hover,
.nav-links a.link-item.active { color: var(--primary); }
.theme-toggle { background: transparent; border: 0; color: var(--text-main); cursor: pointer; display: flex; align-items: center; justify-content: center; padding: 8px; border-radius: 50%; transition: .3s; }
.theme-toggle:hover { background: var(--bg-alt); }
#sun-icon { display: none; }
[data-theme="dark"] #moon-icon { display: none; }
[data-theme="dark"] #sun-icon { display: block; }
.nav-quote { padding: 10px 20px !important; font-size: 14px !important; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  border: 0;
  border-radius: 10px;
  padding: 12px 22px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: all .25s ease;
}
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 12px rgba(234,88,12,.22); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 15px rgba(234,88,12,.3); }
.btn-secondary { background: transparent; color: var(--text-main); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); background: rgba(234,88,12,.05); }
.btn-block { width: 100%; }

/* Marketplace */
.marketplace-page { padding-top: 73px; }
.marketplace-hero {
  padding: 82px 0 54px;
  background: var(--hero-bg);
  border-bottom: 1px solid var(--border);
}
.marketplace-hero-content { max-width: 790px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 15px;
  color: var(--primary);
  font-size: 12px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: .7px;
  text-transform: uppercase;
}
.marketplace-hero h1 { font-size: clamp(40px, 6vw, 62px); line-height: 1.05; letter-spacing: -1.6px; margin-bottom: 18px; }
.marketplace-hero p { max-width: 700px; margin: 0; color: var(--text-muted); font-size: 18px; }
.marketplace-trust { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.trust-item { display: inline-flex; align-items: center; gap: 8px; color: var(--text-muted); font-size: 13px; font-weight: 600; }
.trust-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--primary); }

.catalog-section { padding: 46px 0 96px; background: var(--bg-main); }
.catalog-top { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.catalog-top h2 { font-size: 32px; letter-spacing: -.6px; }
.catalog-top p { margin: 6px 0 0; color: var(--text-muted); font-size: 14px; }
.catalog-count { color: var(--text-muted); font-size: 13px; font-weight: 700; white-space: nowrap; }

.market-toolbar {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  gap: 14px;
  margin-bottom: 28px;
  padding: 16px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.search-box { position: relative; }
.search-box svg { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); width: 19px; height: 19px; color: var(--text-muted); pointer-events: none; }
.search-box input,
.sort-select {
  width: 100%;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--bg-main);
  color: var(--text-main);
  outline: none;
  transition: border-color .2s, box-shadow .2s, background .3s;
}
.search-box input { padding: 0 15px 0 45px; }
.sort-select { min-width: 210px; padding: 0 38px 0 14px; cursor: pointer; }
.search-box input:focus,
.sort-select:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(234,88,12,.09); }
.toolbar-categories { grid-column: 1 / -1; display: flex; gap: 9px; overflow-x: auto; padding-top: 1px; scrollbar-width: none; }
.toolbar-categories::-webkit-scrollbar { display: none; }
.category-chip {
  flex: 0 0 auto;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px;
  background: var(--bg-main);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: .2s;
}
.category-chip:hover { color: var(--primary); border-color: rgba(234,88,12,.5); }
.category-chip.active { color: #fff; border-color: var(--primary); background: var(--primary); }

.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.product-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.product-card:hover { transform: translateY(-6px); border-color: rgba(234,88,12,.55); box-shadow: var(--shadow-lg); }
.product-card-media { position: relative; overflow: hidden; background: var(--bg-alt); aspect-ratio: 16/10; }
.product-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.product-card:hover .product-card-media img { transform: scale(1.025); }
.product-card-badge { position: absolute; top: 14px; left: 14px; padding: 6px 11px; border-radius: 999px; background: rgba(255,255,255,.94); color: var(--primary); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .4px; box-shadow: var(--shadow-sm); }
[data-theme="dark"] .product-card-badge { background: rgba(15,23,42,.92); }
.product-card-body { display: flex; flex-direction: column; flex: 1; padding: 23px; }
.product-category { color: var(--primary); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .45px; margin-bottom: 8px; }
.product-card h3 { font-size: 23px; line-height: 1.2; margin-bottom: 10px; }
.product-description { color: var(--text-muted); font-size: 14px; line-height: 1.65; margin-bottom: 16px; }
.product-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 20px; }
.product-tag { padding: 5px 9px; border-radius: 999px; background: var(--bg-alt); border: 1px solid var(--border); color: var(--text-muted); font-size: 11px; font-weight: 700; }
.product-card-bottom { margin-top: auto; }
.product-price-line { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 15px; }
.product-price { font-family: 'Space Grotesk', sans-serif; font-size: 28px; line-height: 1; font-weight: 700; color: var(--text-main); }
.product-price small { display: block; margin-top: 6px; color: var(--text-muted); font-family: 'Inter',sans-serif; font-size: 11px; font-weight: 600; }
.deposit-note { max-width: 170px; color: var(--primary); font-size: 12px; line-height: 1.35; font-weight: 700; text-align: right; }
.catalog-empty { padding: 58px 24px; text-align: center; border: 1px dashed var(--border); border-radius: var(--radius); background: var(--bg-alt); color: var(--text-muted); }
.catalog-empty h3 { margin-bottom: 6px; font-size: 22px; }

/* Checkout integrado */
.checkout-page { padding: 128px 0 92px; background: var(--bg-main); }
.checkout-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 30px; }
.checkout-heading h1 { font-size: clamp(34px, 5vw, 46px); line-height: 1.08; letter-spacing: -1px; margin: 5px 0 7px; }
.checkout-heading p { max-width: 650px; margin: 0; color: var(--text-muted); }
.back-link { display: inline-flex; align-items: center; gap: 8px; color: var(--text-muted); font-size: 13px; font-weight: 700; white-space: nowrap; }
.back-link:hover { color: var(--primary); }
.checkout-grid { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 28px; align-items: start; }
.checkout-main,
.checkout-summary { background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.checkout-main { padding: 30px; }
.checkout-summary { padding: 20px; position: sticky; top: 100px; }
.checkout-section-title { margin-bottom: 4px; font-size: 22px; }
.checkout-section-copy { margin: 0 0 24px; color: var(--text-muted); font-size: 14px; }
.form { display: grid; gap: 20px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
.field label { display: block; margin-bottom: 7px; color: var(--text-main); font-size: 13px; font-weight: 700; }
.field input,
.field textarea,
.field select { width: 100%; border: 1px solid var(--border); border-radius: 10px; padding: 13px 14px; background: var(--bg-main); color: var(--text-main); outline: none; transition: .2s; }
.field input:focus,
.field textarea:focus,
.field select:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(234,88,12,.09); }
.field small { display: block; margin-top: 6px; color: var(--text-muted); font-size: 11px; }
.form-divider { height: 1px; background: var(--border); margin: 2px 0; }
.payment-choice-title { margin-bottom: 10px; font-size: 14px; font-weight: 800; }
.pay-options { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.pay-option { position: relative; display: block; min-width: 0; }
.pay-option > input { position: absolute; opacity: 0; pointer-events: none; }
.pay-option-card {
  position: relative;
  display: grid;
  grid-template-columns: 20px minmax(0,1fr);
  grid-template-areas: "radio title" "radio price" "radio help";
  column-gap: 12px;
  align-content: start;
  min-height: 142px;
  height: 100%;
  padding: 16px;
  border: 1.5px solid var(--border);
  border-radius: 14px;
  background: var(--bg-main);
  cursor: pointer;
  transition: .18s ease;
}
.pay-option-card::before { content: ''; grid-area: radio; width: 18px; height: 18px; margin-top: 1px; border-radius: 50%; border: 2px solid #cbd5e1; background: var(--bg-main); box-shadow: inset 0 0 0 4px var(--bg-main); transition: .18s; }
.pay-option:hover .pay-option-card { border-color: rgba(234,88,12,.55); }
.pay-option > input:focus-visible + .pay-option-card { outline: 3px solid rgba(234,88,12,.16); outline-offset: 2px; }
.pay-option > input:checked + .pay-option-card { border-color: var(--primary); background: rgba(234,88,12,.045); box-shadow: 0 0 0 3px rgba(234,88,12,.075); }
.pay-option > input:checked + .pay-option-card::before { border-color: var(--primary); background: var(--primary); }
.pay-option-title { grid-area: title; min-width: 0; color: var(--text-main); font-size: 13px; line-height: 1.35; font-weight: 800; }
.pay-option-price { grid-area: price; min-width: 0; margin-top: 5px; font-family: 'Space Grotesk',sans-serif; font-size: 23px; line-height: 1.15; font-weight: 700; overflow-wrap: anywhere; }
.pay-option-help { grid-area: help; min-width: 0; margin-top: 7px; color: var(--text-muted); font-size: 11px; line-height: 1.45; }
.terms-copy { margin-top: -7px; color: var(--text-muted); font-size: 11px; text-align: center; }
.terms-copy a { color: var(--primary); font-weight: 700; }
.notice, .error, .success { padding: 13px 15px; margin-bottom: 18px; border-radius: 10px; font-size: 13px; }
.notice { background: #fff7ed; border: 1px solid #fed7aa; color: #9a3412; }
.error { background: #fef2f2; border: 1px solid #fecaca; color: #991b1b; }
.success { background: #f0fdf4; border: 1px solid #bbf7d0; color: #166534; }
[data-theme="dark"] .notice { background: rgba(154,52,18,.18); border-color: rgba(251,146,60,.35); color: #fdba74; }
[data-theme="dark"] .error { background: rgba(153,27,27,.18); border-color: rgba(248,113,113,.35); color: #fca5a5; }
[data-theme="dark"] .success { background: rgba(22,101,52,.18); border-color: rgba(74,222,128,.3); color: #86efac; }
.summary-image { overflow: hidden; margin-bottom: 17px; border-radius: 12px; background: var(--bg-alt); }
.summary-image img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.summary-category { margin-bottom: 5px; color: var(--primary); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .5px; }
.summary-product { margin-bottom: 14px; font-family: 'Space Grotesk',sans-serif; font-size: 20px; font-weight: 700; }
.summary-row { display: flex; justify-content: space-between; gap: 18px; padding: 11px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.summary-row span { color: var(--text-muted); }
.summary-row strong { text-align: right; }
.summary-row.total { padding-top: 16px; font-size: 17px; border-bottom: 0; }
.summary-row.total span { color: var(--text-main); }
.summary-row.pending strong { color: var(--primary); }
.payment-provider { margin-top: 17px; padding-top: 17px; border-top: 1px solid var(--border); }
.payment-provider-label { margin-bottom: 9px; color: var(--text-muted); font-size: 10px; font-weight: 800; letter-spacing: .6px; text-transform: uppercase; }
.provider-logos { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.provider-logo { max-width: 126px; height: 33px; width: auto; object-fit: contain; padding: 4px 7px; border: 1px solid var(--border); border-radius: 8px; background: #fff; }
.card-brands { display: flex; gap: 7px; margin-top: 9px; }
.brand-chip { padding: 4px 9px; border: 1px solid var(--border); border-radius: 8px; background: #fff; font-size: 11px; font-weight: 800; }
.brand-chip.visa { color: #153ba3; }
.brand-chip.master { color: #111; }
.secure-copy { display: flex; gap: 8px; align-items: flex-start; margin-top: 13px; color: var(--text-muted); font-size: 11px; line-height: 1.45; }
.secure-icon { flex: 0 0 24px; width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; background: rgba(21,128,61,.1); color: var(--success); font-weight: 900; }

/* Resultado del pago */
.result-page { padding: 132px 0 96px; min-height: 75vh; }
.result-card { max-width: 760px; margin: 0 auto; padding: 38px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--card-bg); box-shadow: var(--shadow-md); text-align: center; }
.result-icon { width: 66px; height: 66px; display: grid; place-items: center; margin: 0 auto 18px; border-radius: 50%; background: rgba(234,88,12,.1); color: var(--primary); font-size: 31px; font-weight: 800; }
.result-card.ok .result-icon { background: rgba(21,128,61,.1); color: var(--success); }
.result-card.failed .result-icon { background: rgba(185,28,28,.1); color: var(--danger); }
.result-card h1 { margin-bottom: 11px; font-size: 38px; line-height: 1.12; }
.result-lead { max-width: 590px; margin: 0 auto; color: var(--text-muted); }
.result-meta { margin: 26px 0; text-align: left; border-top: 1px solid var(--border); }
.result-meta-row { display: flex; justify-content: space-between; gap: 22px; padding: 11px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.result-meta-row span { color: var(--text-muted); }
.result-meta-row strong { text-align: right; }
.result-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; }

/* Footer principal */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-alt); padding: 40px 0; color: var(--text-muted); }
.footer-content { display: flex; justify-content: space-between; align-items: center; gap: 20px; font-size: 14px; }
.footer-brand { display: flex; align-items: center; gap: 9px; color: var(--text-main); font-weight: 700; }
.footer-brand img { height: 24px; width: auto; }
.whatsapp-float { position: fixed; right: 24px; bottom: 24px; z-index: 90; width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; background: #25D366; color: white; box-shadow: 0 8px 24px rgba(0,0,0,.22); transition: transform .2s ease; }
.whatsapp-float:hover { transform: translateY(-3px); }

@media (max-width: 980px) {
  .product-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .checkout-grid { grid-template-columns: minmax(0,1fr) 320px; }
  .pay-options { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .menu-toggle { display: block; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 60px; left: -24px; right: -24px; background: var(--header-bg); padding: 30px 24px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-md); gap: 20px; backdrop-filter: blur(12px); }
  .nav-links.active { display: flex; }
  .nav-links a.link-item { width: 100%; font-size: 18px; text-align: center; }
  .nav-links .btn { width: 100%; }
  .marketplace-hero { padding: 64px 0 42px; }
  .marketplace-hero h1 { font-size: 44px; }
  .market-toolbar { grid-template-columns: 1fr; }
  .toolbar-categories { grid-column: 1; }
  .sort-select { min-width: 0; }
  .checkout-heading { align-items: flex-start; flex-direction: column; }
  .checkout-grid { grid-template-columns: 1fr; }
  .checkout-summary { position: static; order: -1; }
  .checkout-summary-inner { display: grid; grid-template-columns: 190px minmax(0,1fr); gap: 18px; }
  .summary-image { margin: 0; }
  .summary-image img { height: 100%; min-height: 160px; aspect-ratio: auto; }
}

@media (max-width: 620px) {
  .container { padding: 0 18px; }
  .brand span { display: none; }
  .brand img { height: 38px; }
  .marketplace-page { padding-top: 71px; }
  .marketplace-hero { padding-top: 52px; }
  .marketplace-hero h1 { font-size: 37px; letter-spacing: -1px; }
  .marketplace-hero p { font-size: 16px; }
  .catalog-section { padding: 34px 0 70px; }
  .catalog-top { align-items: flex-start; flex-direction: column; gap: 8px; }
  .catalog-top h2 { font-size: 28px; }
  .market-toolbar { margin-left: -4px; margin-right: -4px; padding: 12px; }
  .product-grid { grid-template-columns: 1fr; gap: 16px; }
  .product-card-body { padding: 19px; }
  .product-price-line { align-items: flex-start; flex-direction: column; gap: 9px; }
  .deposit-note { max-width: none; text-align: left; }
  .checkout-page { padding: 108px 0 70px; }
  .checkout-main { padding: 20px; }
  .checkout-summary { padding: 17px; }
  .checkout-summary-inner { display: block; }
  .summary-image { margin-bottom: 15px; }
  .summary-image img { min-height: 0; aspect-ratio: 16/9; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .full { grid-column: auto; }
  .pay-options { grid-template-columns: 1fr; }
  .result-page { padding: 110px 0 72px; }
  .result-card { padding: 28px 20px; }
  .result-card h1 { font-size: 31px; }
  .result-meta-row { display: block; }
  .result-meta-row strong { display: block; margin-top: 3px; text-align: left; }
  .footer-content { align-items: flex-start; flex-direction: column; }
  .whatsapp-float { width: 52px; height: 52px; right: 17px; bottom: 17px; }
}