/* Componentes del design system. Cada bloque es independiente y usa solo tokens.
   Catálogo vivo en /sistema/. */

/* ───────── Encabezado, aviso de simulación y pie ───────── */
.skip { position: absolute; left: var(--s-3); top: -80px; z-index: 50; padding: 10px 14px; border-radius: var(--r-sm); background: var(--text); color: var(--text-inverse); font-weight: 600; text-decoration: none; }
.skip:focus { top: var(--s-3); }
nc-header { display: block; position: sticky; top: 0; z-index: 30; min-height: calc(var(--header-h) + var(--banner-h)); }
.site-banner { display: grid; place-items: center; min-height: 34px; padding: 6px var(--s-4); background: var(--warn); color: #1a1200; font-size: var(--fs-xs); font-weight: 500; text-align: center; line-height: 1.35; }
.site-banner strong { font-weight: 700; }
.site-banner .short { display: none; }
.site-header { background: color-mix(in srgb, var(--bg) 86%, transparent); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line-soft); }
.site-header .shell { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); height: var(--header-h); }
.brand { display: flex; align-items: baseline; gap: 10px; text-decoration: none; white-space: nowrap; }
.brand .wordmark { font-size: 20px; }
.brand-name { color: var(--text-3); font-size: 13px; }
.site-nav { display: flex; align-items: center; gap: 22px; font-size: var(--fs-sm); color: var(--text-2); }
.site-nav a:not(.btn) { display: inline-flex; align-items: center; min-height: 40px; text-decoration: none; }
.site-nav a:not(.btn):hover { color: var(--text); }
.site-nav a[aria-current="page"] { color: var(--text); text-decoration: underline; text-underline-offset: 6px; text-decoration-color: var(--accent); }
.cart-link { position: relative; display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: var(--r-pill); color: var(--text); }
.cart-link:hover { background: var(--surface-2); }
.cart-link .icon { width: 20px; height: 20px; }
.cart-count { position: absolute; top: 2px; right: 0; min-width: 18px; height: 18px; padding: 0 5px; border-radius: var(--r-pill); background: var(--accent); color: #fff; font: 600 11px/18px var(--font-sans); text-align: center; }
.cart-count.bump { animation: bump .4s var(--ease); }
@keyframes bump { 40% { transform: scale(1.35); } }
.wordmark { font-family: var(--font-mono); font-weight: 500; letter-spacing: .02em; }
.wordmark sup { color: var(--accent); font-size: .62em; margin-left: .08em; }

.site-footer { margin-top: auto; padding: var(--s-8) 0 var(--s-9); border-top: 1px solid var(--line-soft); color: var(--text-3); font-size: var(--fs-sm); }
.site-footer .shell { display: flex; justify-content: space-between; gap: var(--s-4); flex-wrap: wrap; }
.site-footer nav { display: flex; gap: var(--s-4); flex-wrap: wrap; }
.site-footer a { display: inline-flex; align-items: center; min-height: 32px; text-decoration: none; }
.site-footer a:hover { color: var(--text); text-decoration: underline; text-underline-offset: 4px; }

@media (max-width: 640px) {
  .site-nav a.hide-sm { display: none; }
  /* en el teléfono el nombre no se ve, pero sigue siendo el nombre del enlace */
  .brand-name { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .site-nav { gap: 12px; }
  .site-banner .long { display: none; }
  .site-banner .short { display: block; }
}

/* ───────── Íconos (Lucide, sprite en /assets/icons.svg) ───────── */
.icon { width: 1.15em; height: 1.15em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; vertical-align: -.18em; }
.icon-tile { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: var(--r-md); background: var(--accent-soft); color: var(--accent-text); box-shadow: inset 0 0 0 1px #3d7bff33; }
.icon-tile .icon { width: 20px; height: 20px; }

/* ───────── Botón ───────── */
.btn { --btn-h: var(--control); display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2); min-height: var(--btn-h); padding: 0 22px; border: 0; border-radius: var(--r-pill); background: var(--text); color: var(--text-inverse); font: 600 var(--fs-md)/1.2 var(--font-sans); text-decoration: none; white-space: nowrap; cursor: pointer; transition: transform var(--dur-2) var(--ease), background var(--dur-1), box-shadow var(--dur-1); }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--secondary { background: transparent; color: var(--text); box-shadow: inset 0 0 0 1px var(--line-strong); }
.btn--secondary:hover { background: var(--surface-2); }
.btn--ghost { background: transparent; color: var(--text-2); }
.btn--ghost:hover { background: var(--surface-2); color: var(--text); transform: none; }
.btn--sm { --btn-h: var(--control-sm); padding: 0 16px; font-size: var(--fs-sm); }
.btn--lg { --btn-h: var(--control-lg); padding: 0 28px; font-size: 16px; }
.btn--block { width: 100%; }
.btn:disabled, .btn[aria-disabled="true"] { opacity: .45; cursor: not-allowed; transform: none; }
.btn[aria-busy="true"] { cursor: progress; opacity: .8; transform: none; }
.btn[aria-busy="true"]::before { content: ""; width: 14px; height: 14px; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(1turn); } }
.btn .icon { width: 18px; height: 18px; }
.btn .arrow { transition: transform var(--dur-2) var(--ease); }
.btn:hover .arrow { transform: translateX(2px); }

/* ───────── Enlace, etiqueta, punto de estado ───────── */
.link { color: var(--text-2); text-decoration: underline; text-underline-offset: 5px; text-decoration-color: var(--line-strong); cursor: pointer; }
.link:hover { color: var(--text); text-decoration-color: var(--text-3); }
button.link { padding: 0; border: 0; background: none; font: inherit; }
.tag { display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: var(--r-pill); border: 1px solid var(--line); font: 500 var(--fs-label)/1.4 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--text-3); white-space: nowrap; }
.tag--accent { border-color: #3d7bff66; color: var(--accent-text); background: var(--accent-soft); }
.tag--warn { border-color: var(--warn-line); color: var(--warn-text); background: var(--warn-soft); }
.tag--ok { border-color: var(--ok-line); color: var(--ok-text); background: var(--ok-soft); }
.eyebrow { display: inline-flex; align-items: center; gap: var(--s-2); }
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--dot, var(--accent)); box-shadow: 0 0 12px var(--dot, var(--accent)); }
.eyebrow--ok { --dot: var(--ok); }
.eyebrow--warn { --dot: var(--warn); }

/* ───────── Secciones y layout ───────── */
.section { padding: var(--s-10) 0; border-top: 1px solid var(--line-soft); }
.section-head { display: grid; gap: var(--s-3); }
.section-head .intro { margin-top: var(--s-1); max-width: 60ch; color: var(--text-2); }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s-4); margin-top: var(--s-8); }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--s-9); align-items: center; }
.split--top { align-items: start; }
.section-body { margin-top: var(--s-8); }
.facts--1 { --cols: 1; }
.hero--stacked .hero-text { max-width: 780px; }
.hero--stacked .shot { margin-top: var(--s-9); }
.hero-note { margin-top: 14px; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; margin-top: var(--s-7); }
.hero { padding: 72px 0 var(--s-10); }
.hero .split { grid-template-columns: 1.05fr .95fr; }
.hero h1 { margin-top: var(--s-3); }
.hero .sub { margin-top: 18px; }
.hero .lead { margin-top: 18px; }
@media (max-width: 860px) {
  .split, .hero .split { grid-template-columns: minmax(0, 1fr); gap: var(--s-8); }
  .grid-3 { grid-template-columns: minmax(0, 1fr); }
  .section { padding: 60px 0; }
  .hero { padding: var(--s-8) 0 var(--s-9); }
}

/* ───────── Tarjeta ───────── */
.card { display: grid; gap: 10px; align-content: start; padding: 26px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface-1); }
.card p { color: var(--text-2); font-size: var(--fs-md); }
.card .icon-tile { margin-bottom: var(--s-2); }
@media (max-width: 640px) {
  .card:has(> .icon-tile) { grid-template-columns: 40px minmax(0, 1fr); column-gap: 14px; row-gap: 4px; padding: 18px; }
  .card:has(> .icon-tile) > :not(.icon-tile) { grid-column: 2; }
  .card > .icon-tile { grid-row: 1 / span 3; margin: 0; }
}
.card .link { justify-self: start; margin-top: var(--s-1); font-size: var(--fs-md); }
.panel { padding: var(--s-8); border: 1px solid var(--line); border-radius: var(--r-xl); background: radial-gradient(70% 120% at 85% 0%, #3d7bff1f, transparent 60%), var(--bg-sunken); }
.panel > .actions { margin-top: 0; justify-content: flex-end; }
@media (max-width: 860px) { .panel { padding: 28px var(--s-5); } .panel.split { gap: var(--s-6); } .panel > .actions { justify-content: flex-start; } }

/* ───────── Listas: pasos numerados, datos, preguntas ───────── */
.numbered { margin: 28px 0 0; padding: 0; list-style: none; counter-reset: n; }
.numbered li { counter-increment: n; display: grid; grid-template-columns: 44px 1fr; gap: 6px; padding: 18px 0; border-top: 1px solid var(--line); color: var(--text-2); }
.numbered li::before { content: counter(n, decimal-leading-zero); padding-top: 3px; font: 500 13px/1.4 var(--font-mono); color: var(--text-3); }
.numbered strong { color: var(--text); font-weight: 600; }
.facts { display: grid; grid-template-columns: repeat(var(--cols, 3), minmax(0, 1fr)); margin: var(--s-7) 0 0; border-top: 1px solid var(--line); }
.facts > div { padding: 18px 18px 18px 0; }
.facts dt { font: 500 var(--fs-label)/1.4 var(--font-mono); letter-spacing: var(--tracking-label); text-transform: uppercase; color: var(--text-3); }
.facts dd { margin: 6px 0 0; }
.facts dt .icon { width: 15px; height: 15px; margin-right: 6px; color: var(--text-2); vertical-align: -3px; }
@media (max-width: 860px) { .facts { grid-template-columns: minmax(0, 1fr); } }
.faq { display: grid; max-width: 760px; margin-top: var(--s-7); }
.faq details { padding: 18px 0; border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; justify-content: space-between; gap: var(--s-4); font-weight: 500; list-style: none; cursor: pointer; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; flex: none; width: 18px; height: 18px; margin-top: 3px; background: var(--text-3); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") center / contain no-repeat; transition: transform var(--dur-2) var(--ease); }
.faq details[open] summary::after { transform: rotate(180deg); }
.faq details p { margin-top: 10px; color: var(--text-2); max-width: 64ch; }

/* ───────── Avisos ───────── */
.notice { display: flex; align-items: flex-start; gap: 10px; padding: 14px 18px; border-left: 2px solid var(--n, var(--accent)); border-radius: 0 var(--r-sm) var(--r-sm) 0; background: var(--n-soft, var(--accent-soft)); color: var(--text-2); font-size: var(--fs-md); max-width: 72ch; }
.notice strong { color: var(--text); font-weight: 600; }
.notice > .icon { margin-top: 2px; color: var(--n, var(--accent)); }
.notice--warn { --n: var(--warn); --n-soft: var(--warn-soft); }
.notice--ok { --n: var(--ok); --n-soft: var(--ok-soft); }
.notice--error { --n: var(--error); --n-soft: var(--error-soft); }

/* ───────── Imágenes ───────── */
figure { margin: 0; }
figcaption, .caption { font-size: 13px; color: var(--text-3); }
.device { display: grid; gap: 14px; justify-items: center; }
.device figcaption { max-width: 42ch; text-align: center; }
.bezel { width: min(100%, 440px); aspect-ratio: 1; padding: 26px; border-radius: 28px; background: linear-gradient(160deg, #1a1d20, #0b0c0d); border: 1px solid var(--line); box-shadow: var(--glow-accent), inset 0 1px 0 #ffffff14; }
.bezel img { display: block; width: 100%; height: 100%; border-radius: var(--r-xs); }
@media (max-width: 640px) { .bezel { padding: 16px; border-radius: 22px; } }
.shot { display: grid; gap: var(--s-3); }
.shot .frame { display: block; overflow: hidden; transition: border-color var(--dur-1); border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--bg-sunken); }
.shot a.frame:hover { border-color: var(--line-strong); }
.shot img { display: block; width: 100%; }
.pending { display: grid; place-items: center; align-content: center; gap: var(--s-2); min-height: 240px; padding: var(--s-6); border: 1px dashed var(--line-strong); border-radius: var(--r-lg); background: repeating-linear-gradient(135deg, transparent 0 14px, #ffffff05 14px 28px); color: var(--text-3); text-align: center; font-size: var(--fs-sm); }
.pending strong { color: var(--text-2); font-weight: 500; }

/* ───────── Cubo: vista esquemática del producto (Studio, carrito, pedido) ───────── */
.cube { --case: #4a4d50; --front: #1a1a1a; --logo: #fff; width: var(--cube-w, 100%); }
.cube-body { position: relative; display: grid; grid-template-rows: auto 1fr; aspect-ratio: 1 / 1.1; padding: 7% 7% 0; overflow: hidden; border-radius: 9%; background: var(--case); transition: background var(--dur-2) var(--ease); }
.cube-body::before, .cube-body::after { content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; }
.cube-body::before { background: repeating-linear-gradient(0deg, #0000 0 2px, #00000014 2px 3px); opacity: .5; }
.cube-body::after { box-shadow: inset 0 2px 0 #ffffff26, inset 0 -6px 18px #0000004d; }
.cube[data-finish="mate"] .cube-body { background-image: linear-gradient(160deg, #ffffff0a, #0000001f); }
.cube[data-finish="mate"] .cube-body::before { opacity: .15; }
.cube[data-finish="basico"] .cube-body { background-image: linear-gradient(160deg, #ffffff24, #0000 42%, #0000002e); }
.cube[data-finish="seda"] .cube-body { background-image: linear-gradient(118deg, #0000 18%, #ffffff59 34%, #ffffff0f 46%, #0000 58%, #ffffff26 74%, #00000047); }
.cube-front { position: relative; z-index: 1; aspect-ratio: 1; padding: 6%; border-radius: 6%; background: var(--front); box-shadow: inset 0 1px 0 #ffffff1f, 0 1px 0 #0000004d; transition: background var(--dur-2) var(--ease); }
.cube[data-finish="seda"] .cube-front { background-image: linear-gradient(118deg, #0000 25%, #ffffff40 40%, #0000 55%); }
.cube[data-finish="basico"] .cube-front { background-image: linear-gradient(160deg, #ffffff1a, #0000 50%); }
.cube-screen { position: relative; width: 100%; height: 100%; overflow: hidden; border-radius: 3%; background: var(--bg-screen); box-shadow: 0 0 0 2px #0006; }
.cube-screen img { display: block; width: 100%; height: 100%; }
.cube-chin { position: relative; z-index: 1; display: grid; place-items: center; min-height: 0; }
.cube-logo { width: calc(var(--logo-size, 70) * .38%); aspect-ratio: 3 / 1; background: var(--logo-src) center / contain no-repeat; }
.cube-logo[data-mode="mono"] { background: var(--logo); -webkit-mask: var(--logo-src) center / contain no-repeat; mask: var(--logo-src) center / contain no-repeat; }
/* sin archivo todavía: marca de posición «tu logo» */
.cube-logo--mark { display: grid; place-items: center; width: 34%; aspect-ratio: 3 / 1; border: 1.5px dashed var(--logo); border-radius: 3px; background: none !important; -webkit-mask: none !important; mask: none !important; }
.cube-logo--mark::after { content: "TU LOGO"; font: 700 clamp(6px, 1.6vw, 10px)/1 var(--font-mono); letter-spacing: .14em; color: var(--logo); }
.cube--thumb .cube-logo--mark::after { content: none; }
.cube--thumb .cube-body::before, .cube--thumb .cube-body::after { display: none; }

/* ───────── Formularios ───────── */
.field { display: grid; gap: 6px; min-width: 0; }
.field > label, .field-label { font-size: var(--fs-sm); font-weight: 500; color: var(--text-2); }
fieldset.field { margin: 0; padding: 0; border: 0; }
fieldset.field > legend { padding: 0; margin-bottom: 10px; }
.field-hint { font-size: 13px; color: var(--text-3); }
.field-error { display: flex; gap: 6px; font-size: 13px; color: var(--error-text); }
.field-error::before { content: "!"; display: inline-grid; place-items: center; flex: none; width: 16px; height: 16px; margin-top: 1px; border-radius: 50%; background: var(--error); color: #000; font: 700 11px/1 var(--font-sans); }
.optional { margin-left: 6px; font: 500 var(--fs-label)/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--text-3); }
.input, .select { width: 100%; min-width: 0; min-height: var(--control); padding: 10px 14px; border: 1px solid var(--line-strong); border-radius: var(--r-md); background: var(--bg-sunken); color: var(--text); font: 400 16px/1.3 var(--font-sans); transition: border-color var(--dur-1); }
.input::placeholder { color: var(--text-4); }
.input:hover, .select:hover { border-color: #ffffff5c; }
.input:focus-visible, .select:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; border-color: transparent; }
.input[aria-invalid="true"], .select[aria-invalid="true"] { border-color: var(--error); }
.input:disabled { opacity: .5; cursor: not-allowed; }
.select { appearance: none; padding-right: 40px; background: var(--bg-sunken) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffffa0' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") right 12px center / 18px no-repeat; }
.select option { background: #16181a; }
.form-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: var(--s-4); }
.form-grid > * { grid-column: span 6; }
.form-grid > .span-3 { grid-column: span 3; }
.form-grid > .span-2 { grid-column: span 2; }
.form-grid > .span-4 { grid-column: span 4; }
@media (max-width: 560px) { .form-grid > .span-3, .form-grid > .span-2, .form-grid > .span-4 { grid-column: span 6; } }

/* email + botón en una sola pastilla */
.inline-form { display: flex; gap: var(--s-2); padding: 6px; border: 1px solid var(--line-strong); border-radius: var(--r-pill); background: var(--surface-2); }
.inline-form:focus-within { border-color: var(--focus); }
.inline-form input { flex: 1; width: 100%; min-width: 0; padding: 8px 12px; border: 0; background: none; font-size: 16px; }
.inline-form input:focus-visible { outline: none; }
.inline-form input::placeholder { color: var(--text-4); }
.inline-form .btn { flex: none; --btn-h: 40px; padding: 0 20px; }

/* casilla como pastilla (selección múltiple) */
.chips { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.chip span { display: inline-flex; align-items: center; gap: 6px; padding: 7px 12px; border: 1px solid var(--line); border-radius: var(--r-pill); color: var(--text-2); font-size: var(--fs-sm); transition: background var(--dur-1), border-color var(--dur-1); }
.chip span::before { content: "+"; color: var(--text-3); }
.chip:hover span { border-color: var(--line-strong); }
.chip input:checked + span { border-color: var(--accent); background: var(--accent-soft); color: var(--text); }
.chip input:checked + span::before { content: "✓"; color: var(--accent-text); }
.chip input:focus-visible + span { outline: 2px solid var(--focus); outline-offset: 2px; }

/* opción como tarjeta (selección única) */
.choices { display: grid; gap: 10px; }
.choices--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 480px) { .choices--3 { grid-template-columns: minmax(0, 1fr); } }
.choice { position: relative; cursor: pointer; }
.choice input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.choice-body { display: grid; grid-template-columns: 1fr auto; gap: 2px var(--s-3); height: 100%; padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--r-md); background: var(--surface-1); transition: border-color var(--dur-1), background var(--dur-1); }
.choice-title { display: flex; align-items: center; gap: var(--s-2); font-weight: 600; font-size: var(--fs-md); }
.choice-title .icon { width: 18px; height: 18px; color: var(--text-2); }
.choice-meta { grid-column: 2; grid-row: 1; font-size: var(--fs-sm); color: var(--text-2); font-variant-numeric: tabular-nums; }
.choice-detail { grid-column: 1 / -1; font-size: 13px; color: var(--text-3); line-height: 1.4; }
.choice:hover .choice-body { border-color: var(--line-strong); }
.choice input:checked + .choice-body { border-color: var(--text); background: var(--surface-2); box-shadow: inset 0 0 0 1px var(--text); }
.choice input:disabled + .choice-body { opacity: .45; cursor: not-allowed; }
.choice input:disabled { cursor: not-allowed; }
.choice input:focus-visible + .choice-body { outline: 2px solid var(--focus); outline-offset: 3px; }

/* color */
.swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(36px, 1fr)); gap: 10px; }
.swatches--sm { grid-template-columns: repeat(auto-fill, minmax(30px, 1fr)); gap: var(--s-2); }
.swatch { position: relative; display: block; cursor: pointer; }
.swatch input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.swatch span { display: block; aspect-ratio: 1; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 1px #ffffff2e, inset 0 -3px 6px #0003; transition: transform var(--dur-1) var(--ease); }
.swatch:hover span { transform: scale(1.08); }
.swatch input:checked + span { box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--text), inset 0 0 0 1px #ffffff2e; }
.swatch input:focus-visible + span { outline: 2px solid var(--focus); outline-offset: 5px; }
.dot-color { display: inline-block; width: 12px; height: 12px; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 1px #ffffff3d; vertical-align: -1px; }

/* control segmentado */
.segmented { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; padding: 4px; border: 1px solid var(--line); border-radius: var(--r-pill); background: var(--surface-1); }
.segmented label { position: relative; cursor: pointer; }
.segmented input { position: absolute; opacity: 0; }
.segmented span { display: block; padding: 8px 12px; border-radius: var(--r-pill); color: var(--text-2); font-size: var(--fs-sm); text-align: center; }
.segmented input:checked + span { background: var(--text); color: var(--text-inverse); font-weight: 600; }
.segmented input:focus-visible + span { outline: 2px solid var(--focus); outline-offset: 2px; }
.toggle-group { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.toggle { padding: 7px 14px; border: 1px solid var(--line); border-radius: var(--r-pill); background: transparent; color: var(--text-2); font-size: var(--fs-sm); cursor: pointer; }
.toggle:hover { color: var(--text); border-color: var(--line-strong); }
.toggle[aria-pressed="true"] { border-color: var(--text); background: var(--text); color: var(--text-inverse); font-weight: 600; }

/* cantidad */
.stepper { display: inline-grid; grid-template-columns: 40px 44px 40px; align-items: center; height: var(--control); border: 1px solid var(--line-strong); border-radius: var(--r-pill); }
.stepper button { display: grid; place-items: center; height: 100%; border: 0; background: none; color: var(--text); font-size: 18px; cursor: pointer; border-radius: var(--r-pill); }
.stepper button:hover:not(:disabled) { background: var(--surface-2); }
.stepper button:disabled { color: var(--text-4); cursor: not-allowed; }
.stepper .icon { width: 16px; height: 16px; }
.stepper output { text-align: center; font-variant-numeric: tabular-nums; font-weight: 600; }
.stepper--sm { grid-template-columns: 32px 32px 32px; height: var(--control-sm); }

/* ───────── Comercio ───────── */
.price { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 10px; }
.price-amount { font-size: var(--fs-xl); font-weight: 600; letter-spacing: -.01em; font-variant-numeric: tabular-nums; }
.price--lg .price-amount { font-size: 30px; }
.line-items { display: grid; }
.line-item { display: grid; grid-template-columns: 72px minmax(0, 1fr) auto; gap: var(--s-4); align-items: start; padding: var(--s-5) 0; border-top: 1px solid var(--line); }
.line-item:first-child { border-top: 0; }
.line-item .cube { --cube-w: 72px; }
.line-item-title { font-weight: 600; }
.line-item-meta { margin-top: 4px; font-size: var(--fs-sm); color: var(--text-3); line-height: 1.5; }
.line-item-meta { display: flex; flex-wrap: wrap; gap: 2px 12px; }
.meta-chip { white-space: nowrap; }
.line-item-meta .dot-color { margin-right: 5px; }
.line-item-unit { font-weight: 400; font-size: 13px; }
.line-item-price { font-weight: 600; font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.line-item-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-3) var(--s-4); margin-top: var(--s-3); font-size: var(--fs-sm); }
.line-item--compact { grid-template-columns: 48px minmax(0, 1fr) auto; gap: var(--s-3); padding: var(--s-3) 0; }
.line-item--compact .cube { --cube-w: 48px; }
.line-item--compact .line-item-title { font-size: var(--fs-md); }
.qty-badge { display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 5px; margin-left: 6px; border-radius: var(--r-pill); background: var(--surface-3); font: 600 11px/1 var(--font-sans); vertical-align: 1px; }
.summary { display: grid; gap: var(--s-4); padding: var(--s-6); border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface-1); }
.summary-rows { display: grid; gap: 10px; margin: 0; }
.summary-rows > div { display: flex; justify-content: space-between; gap: var(--s-4); font-size: var(--fs-md); }
.summary-rows dt { color: var(--text-2); }
.summary-rows dd { margin: 0; font-variant-numeric: tabular-nums; text-align: right; }
.summary-total { padding-top: var(--s-4); border-top: 1px solid var(--line); font-size: var(--fs-lg) !important; font-weight: 600; }
.summary-total dt { color: var(--text) !important; }
.sample { font: 500 10px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--warn-text); white-space: nowrap; }

/* pasos del checkout */
.steps { display: flex; gap: var(--s-2); margin: 0; padding: 0; list-style: none; counter-reset: step; }
.steps li { counter-increment: step; display: flex; align-items: center; gap: var(--s-2); color: var(--text-3); font-size: var(--fs-sm); }
.steps li + li::before { content: ""; width: 28px; height: 1px; margin-right: var(--s-1); background: var(--line-strong); }
.steps span::before { content: counter(step); display: inline-grid; place-items: center; width: 24px; height: 24px; margin-right: var(--s-2); border: 1px solid var(--line-strong); border-radius: 50%; font: 600 12px/1 var(--font-sans); }
.steps [aria-current="step"] { color: var(--text); font-weight: 600; }
.steps [aria-current="step"] span::before { border-color: var(--text); background: var(--text); color: var(--text-inverse); }
.steps .done { color: var(--text-2); }
.steps .done span::before { content: "✓"; border-color: var(--ok); color: var(--ok); }
@media (max-width: 480px) { .steps li + li::before { width: 12px; } .steps { font-size: 13px; } }

/* estado vacío y confirmaciones */
.empty { display: grid; justify-items: center; gap: var(--s-3); padding: var(--s-10) var(--s-6); border: 1px dashed var(--line-strong); border-radius: var(--r-xl); text-align: center; }
.empty p { color: var(--text-2); max-width: 44ch; }
.empty .actions { justify-content: center; margin-top: var(--s-3); }
.success { display: grid; gap: var(--s-2); padding: 22px; border: 1px solid var(--ok-line); border-radius: var(--r-lg); background: var(--ok-soft); }
.success:focus { outline: none; }
.check-mark { display: inline-grid; place-items: center; width: 56px; height: 56px; border-radius: 50%; background: var(--ok-soft); box-shadow: inset 0 0 0 1px var(--ok-line); color: var(--ok); }
.check-mark .icon { width: 26px; height: 26px; stroke-width: 2.2; }
.toast { position: fixed; left: 50%; bottom: var(--s-6); z-index: 60; display: flex; align-items: center; gap: var(--s-4); max-width: calc(100% - 32px); padding: 12px 12px 12px 18px; border: 1px solid var(--line-strong); border-radius: var(--r-pill); background: #1a1d20; box-shadow: var(--shadow-pop); font-size: var(--fs-sm); transform: translate(-50%, 0); animation: toast-in var(--dur-2) var(--ease); }
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, 12px); } }

/* honeypot anti-spam */
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }