/* =================================================================
   Creditonline - estilos públicos
   Reglas de forma: botones = píldora, tarjetas/paneles = 20px,
   campos de formulario = 12px. No mezclar.
   ================================================================= */

:root {
    /* Marca */
    --orange: #fe7a12;
    --orange-strong: #e86a05;
    --orange-soft: #fff1e5;
    --navy: #003159;
    --navy-deep: #00213d;
    --navy-soft: #e8f0f7;

    /* Neutros con tinte azul (una sola familia) */
    --ink: #0d2236;
    --muted: #4d6276;
    --subtle: #7b8ea1;
    --line: #dfe6ee;
    --bg: #f5f7fa;
    --surface: #ffffff;

    --success: #13795b;
    --danger: #c0352b;
    --whatsapp: #1f9d55;

    --radius-card: 20px;
    --radius-field: 12px;
    --radius-pill: 999px;

    --shadow-card: 0 1px 2px rgba(0, 49, 89, 0.06), 0 8px 24px -12px rgba(0, 49, 89, 0.18);
    --shadow-pop: 0 18px 50px -20px rgba(0, 49, 89, 0.35);

    --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
    --ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);

    --container: 1240px;
    --gutter: 16px;
    --header-h: 68px;

    --font: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;

    /* Capas (únicos z-index permitidos) */
    --z-header: 40;
    --z-float: 45;
    --z-drawer: 60;
}

@media (min-width: 768px) {
    :root { --gutter: 28px; }
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
    margin: 0;
    font-family: var(--font);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--ink);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4 { margin: 0; line-height: 1.15; letter-spacing: -0.02em; color: var(--navy-deep); }
p { margin: 0; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; border-radius: 6px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: 56px 0; }
@media (min-width: 1024px) { .section { padding: 88px 0; } }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 28px; }
.section-title { font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.3rem); font-weight: 800; }
.section-lead { color: var(--muted); max-width: 60ch; margin-top: 10px; }
.link-arrow { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; color: var(--navy); white-space: nowrap; }
.link-arrow i { transition: transform 200ms var(--ease-out); }
.link-arrow:hover i { transform: translateX(3px); }

/* ---------- Botones ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    min-height: 50px; padding: 0 26px;
    border-radius: var(--radius-pill); border: 2px solid transparent;
    font-weight: 700; font-size: 1rem; white-space: nowrap; cursor: pointer;
    transition: transform 160ms var(--ease-out), background-color 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}
.btn:active { transform: scale(0.97); }
.btn i { font-size: 1.25em; }
.btn-primary { background: var(--orange); color: var(--navy-deep); box-shadow: 0 8px 20px -10px rgba(254, 122, 18, 0.9); }
.btn-primary:hover { background: var(--orange-strong); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-deep); }
.btn-outline { border-color: var(--line); background: var(--surface); color: var(--navy); }
.btn-outline:hover { border-color: var(--navy); }
.btn-whatsapp { background: var(--whatsapp); color: #fff; }
.btn-whatsapp:hover { background: #188046; }
.btn-sm { min-height: 42px; padding: 0 18px; font-size: 0.95rem; }
.btn-block { width: 100%; }

/* ---------- Encabezado ---------- */
.site-header {
    position: sticky; top: 0; z-index: var(--z-header);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: saturate(160%) blur(12px);
    -webkit-backdrop-filter: saturate(160%) blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color 200ms ease, box-shadow 200ms ease;
}
.site-header.is-scrolled { border-color: var(--line); box-shadow: 0 6px 20px -16px rgba(0, 49, 89, 0.4); }
.header-inner { display: flex; align-items: center; gap: 24px; height: var(--header-h); }
.brand-logo img { height: 30px; width: auto; }
.main-nav { display: none; gap: 4px; margin-left: auto; }
.main-nav a {
    padding: 8px 14px; border-radius: var(--radius-pill); font-weight: 600; color: var(--muted);
    transition: color 150ms ease, background-color 150ms ease;
}
.main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--navy); background: var(--navy-soft); }
.header-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.header-search { display: none; }
.icon-btn {
    display: inline-grid; place-items: center; width: 44px; height: 44px;
    border-radius: var(--radius-pill); border: 1px solid var(--line); background: var(--surface);
    color: var(--navy); font-size: 1.3rem; cursor: pointer;
    transition: transform 160ms var(--ease-out), border-color 150ms ease;
}
.icon-btn:active { transform: scale(0.94); }
.icon-btn:hover { border-color: var(--navy); }
.header-actions .btn { display: none; }

@media (min-width: 1024px) {
    .main-nav { display: flex; }
    .header-actions { margin-left: 8px; }
    .header-actions .btn { display: inline-flex; }
    .menu-toggle { display: none; }
}

/* Menú móvil */
.mobile-menu {
    position: fixed; top: 0; right: 0; bottom: 0; left: 0; z-index: var(--z-drawer);
    background: rgba(0, 33, 61, 0.45);
    opacity: 0; pointer-events: none; transition: opacity 250ms ease;
}
.mobile-menu.is-open { opacity: 1; pointer-events: auto; }
.mobile-menu-panel {
    position: absolute; top: 0; right: 0; bottom: 0; width: min(86vw, 360px);
    background: var(--surface); padding: 20px; display: flex; flex-direction: column; gap: 6px;
    transform: translateX(100%); transition: transform 380ms var(--ease-drawer);
}
.mobile-menu.is-open .mobile-menu-panel { transform: translateX(0); }
.mobile-menu-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.mobile-menu a.mobile-link {
    display: flex; align-items: center; gap: 12px; padding: 14px 12px; border-radius: var(--radius-field);
    font-weight: 700; font-size: 1.1rem; color: var(--navy-deep);
}
.mobile-menu a.mobile-link i { color: var(--orange-strong); font-size: 1.3rem; }
.mobile-menu a.mobile-link:hover { background: var(--bg); }
.mobile-menu .btn { margin-top: auto; }


/* ---------- Hero con carrusel 3D ---------- */
.hero { position: relative; padding: 28px 0 40px; }
.hero-grid { position: relative; display: grid; gap: 12px; align-items: center; }
.hero h1 { font-size: clamp(2.2rem, 1.4rem + 3.6vw, 3.9rem); font-weight: 800; letter-spacing: -0.035em; line-height: 1.04; }
.hero h1 em { font-style: normal; color: var(--orange-strong); }
.hero-sub { margin-top: 18px; font-size: 1.12rem; color: var(--muted); max-width: 44ch; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.hero--3d {
    overflow: hidden; isolation: isolate;
    background:
        radial-gradient(120% 90% at 85% 40%, #0a4a7d 0%, rgba(10, 74, 125, 0) 60%),
        linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 70%);
    color: #d9e6f2;
    padding: 36px 0 24px;
}
.hero--3d h1 { color: #fff; }
.hero--3d h1 em { color: var(--orange); }
.hero--3d .hero-sub { color: #b8cde0; }
.hero-glow {
    position: absolute; z-index: -1; right: -10%; top: 10%; width: min(70vw, 820px); aspect-ratio: 1;
    border-radius: 50%; background: radial-gradient(circle, rgba(254, 122, 18, 0.38) 0%, rgba(254, 122, 18, 0) 62%);
    filter: blur(10px); pointer-events: none;
}
.hero-copy { position: relative; z-index: 2; }
.btn-ghost-light { border-color: rgba(255, 255, 255, 0.28); color: #fff; background: rgba(255, 255, 255, 0.06); }
.btn-ghost-light:hover { border-color: #fff; background: rgba(255, 255, 255, 0.12); }

/* Escenario 3D */
.hero-stage {
    --card-w: 132px;
    position: relative; height: 360px; perspective: 1100px; perspective-origin: 50% 35%;
    touch-action: pan-y; user-select: none; -webkit-user-select: none; cursor: grab;
}
.hero-stage.is-dragging { cursor: grabbing; }
.stage-tilt { position: absolute; top: 0; right: 0; bottom: 0; left: 0; transform-style: preserve-3d; transform: rotateX(var(--tilt-x, -10deg)) rotateY(var(--tilt-y, 0deg)); }
.ring {
    position: absolute; left: 50%; top: 44%; width: var(--card-w); height: calc(var(--card-w) * 1.32);
    margin: calc(var(--card-w) * -0.66) 0 0 calc(var(--card-w) * -0.5);
    transform-style: preserve-3d; transform: rotateY(var(--spin, 0deg));
}
.ring-card {
    --depth: 1;
    position: absolute; top: 0; right: 0; bottom: 0; left: 0; display: flex; flex-direction: column;
    border-radius: 18px; overflow: hidden; background: #fff;
    transform: rotateY(calc(var(--i) * 360deg / var(--n))) translateZ(var(--radius, 260px));
    opacity: calc(0.25 + var(--depth) * 0.75);
    filter: brightness(calc(0.55 + var(--depth) * 0.45));
    box-shadow: 0 30px 50px -24px rgba(0, 0, 0, 0.6), inset 0 0 0 1px rgba(255, 255, 255, 0.6);
    -webkit-tap-highlight-color: transparent;
}
.ring-card::after { /* brillo de vidrio */
    content: ''; position: absolute; top: 0; right: 0; bottom: 0; left: 0; pointer-events: none;
    background: linear-gradient(115deg, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0) 38%);
    opacity: calc(var(--depth) * 0.6);
}
.ring-card-media { flex: 1; min-height: 0; padding: 12px 12px 6px; }
.ring-card-media img { width: 100%; height: 100%; object-fit: contain; pointer-events: none; }
.ring-card-info { display: flex; justify-content: space-between; align-items: baseline; gap: 6px; padding: 8px 12px 12px; border-top: 1px solid var(--line); }
.ring-card-cat { font-size: 0.72rem; font-weight: 700; color: var(--subtle); text-transform: uppercase; letter-spacing: 0.05em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ring-card-price { font-weight: 800; color: var(--navy-deep); font-size: 0.98rem; white-space: nowrap; }
.ring-card-price small { font-size: 0.68rem; font-weight: 600; color: var(--muted); }

.stage-floor {
    position: absolute; left: 50%; top: 72%; width: 92%; height: 120px; margin-left: -46%;
    border-radius: 50%; transform: rotateX(90deg) translateZ(-40px);
    background: radial-gradient(ellipse at center, rgba(254, 122, 18, 0.45) 0%, rgba(254, 122, 18, 0.08) 45%, rgba(0, 0, 0, 0) 70%);
}
.stage-orb { position: absolute; border-radius: 50%; pointer-events: none; }
.stage-orb--a { width: 90px; height: 90px; right: 6%; top: 4%; background: radial-gradient(circle at 30% 30%, #ffb77a, var(--orange) 55%, #b84f00); transform: translateZ(-160px); box-shadow: 0 20px 40px -10px rgba(254, 122, 18, 0.6); }
.stage-orb--b { width: 46px; height: 46px; left: 6%; bottom: 14%; background: radial-gradient(circle at 30% 30%, #5d9fd6, #0a4a7d 60%, #00213d); transform: translateZ(120px); }
.stage-hint { position: absolute; left: 0; right: 0; bottom: 0; margin: 0; text-align: center; font-size: 0.85rem; color: #8fb0cc; display: flex; justify-content: center; gap: 6px; align-items: center; }

@media (min-width: 640px) { .hero-stage { height: 420px; } }
@media (min-width: 900px) {
    .hero--3d { padding: 56px 0 40px; }
    .hero-grid { grid-template-columns: 0.9fr 1.1fr; gap: 24px; }
    .hero-stage { height: 480px; }
}
@media (min-width: 1200px) { .hero-stage { height: 520px; } }

/* Entrada del hero (solo si el usuario permite movimiento) */
@media (prefers-reduced-motion: no-preference) {
    .reveal { opacity: 0; transform: translateY(14px); animation: reveal 700ms var(--ease-out) forwards; animation-delay: calc(var(--i, 0) * 90ms); }
    .hero-stage.is-ready .ring { animation: ring-in 1400ms var(--ease-out) backwards; }
    .stage-orb--a { animation: float-a 7s ease-in-out infinite; }
    .stage-orb--b { animation: float-b 9s ease-in-out infinite; }
    @keyframes reveal { to { opacity: 1; transform: none; } }
    @keyframes ring-in { from { transform: rotateY(-140deg) scale(0.55); } }
    @keyframes float-a { 50% { transform: translateZ(-160px) translateY(-18px); } }
    @keyframes float-b { 50% { transform: translateZ(120px) translateY(14px); } }
}

/* Revelado suave de secciones al hacer scroll */
@media (prefers-reduced-motion: no-preference) {
    .js [data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out); }
    .js [data-reveal].is-visible { opacity: 1; transform: none; }
}

/* ---------- Beneficios ---------- */
.perks { border-block: 1px solid var(--line); background: var(--surface); }
.perks-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; margin: 0; padding: 0; list-style: none; }
.perks-list li { display: flex; gap: 12px; align-items: center; padding: 18px 8px; }
.perks-list i { flex: none; display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; background: var(--orange-soft); color: var(--orange-strong); font-size: 1.35rem; }
.perks-list strong { display: block; font-size: 0.95rem; color: var(--navy-deep); line-height: 1.3; }
.perks-list span { font-size: 0.85rem; color: var(--muted); line-height: 1.35; }
@media (min-width: 900px) {
    .perks-list { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .perks-list li { padding: 24px 16px; }
    .perks-list li + li { border-left: 1px solid var(--line); }
}

/* ---------- Categorías (desplazamiento horizontal) ---------- */
.cat-rail {
    display: grid; grid-auto-flow: column; grid-auto-columns: minmax(150px, 42%);
    gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 8px;
    margin-inline: calc(var(--gutter) * -1); padding-inline: var(--gutter);
    scrollbar-width: none;
}
.cat-rail::-webkit-scrollbar { display: none; }
.cat-tile {
    scroll-snap-align: start; display: flex; flex-direction: column; justify-content: space-between;
    min-height: 190px; padding: 16px; border-radius: var(--radius-card);
    background: var(--surface); border: 1px solid var(--line);
    transition: transform 220ms var(--ease-out), box-shadow 220ms ease, border-color 200ms ease;
}
.cat-tile:hover { transform: translateY(-3px); box-shadow: var(--shadow-card); border-color: transparent; }
.cat-tile img { width: 100%; height: 110px; object-fit: contain; }
.cat-tile strong { font-size: 1.05rem; color: var(--navy-deep); }
.cat-tile span { font-size: 0.85rem; color: var(--muted); }
.cat-tile--accent { background: var(--navy); border-color: var(--navy); }
.cat-tile--accent strong { color: #fff; }
.cat-tile--accent span { color: #b8cde0; }
@media (min-width: 768px) { .cat-rail { grid-auto-columns: minmax(170px, 1fr); } }
@media (min-width: 1100px) { .cat-rail { grid-auto-flow: row; grid-template-columns: repeat(6, 1fr); overflow: visible; margin: 0; padding: 0; } }

/* ---------- Tarjeta de producto ---------- */
.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
@media (min-width: 768px) { .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; } }
@media (min-width: 1100px) { .product-grid--wide { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

.product-card {
    position: relative; display: flex; flex-direction: column;
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-card);
    overflow: hidden;
    transition: transform 220ms var(--ease-out), box-shadow 220ms ease, border-color 200ms ease;
}
.product-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card); border-color: transparent; }
.product-card-media { aspect-ratio: 1; padding: 14px; background: #fff; }
.product-card-media img { width: 100%; height: 100%; object-fit: contain; transition: transform 400ms var(--ease-out); }
.product-card:hover .product-card-media img { transform: scale(1.04); }
.product-card-body { display: flex; flex-direction: column; gap: 6px; padding: 12px 14px 16px; flex: 1; border-top: 1px solid var(--line); }
.product-card-brand { font-size: 0.78rem; font-weight: 700; color: var(--subtle); text-transform: uppercase; letter-spacing: 0.06em; }
.product-card-title {
    font-size: 0.95rem; font-weight: 600; line-height: 1.35; color: var(--ink);
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.product-card-title a::after { content: ''; position: absolute; top: 0; right: 0; bottom: 0; left: 0; }
.product-card-price { margin-top: auto; padding-top: 6px; display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.price { font-size: 1.35rem; font-weight: 800; color: var(--navy-deep); letter-spacing: -0.02em; }
.price-before { font-size: 0.9rem; color: var(--subtle); text-decoration: line-through; }
.price-from { font-size: 0.85rem; font-weight: 600; color: var(--muted); }

/* Selector de medidas */
.variant-picker { border: 0; margin: 0 0 18px; padding: 0; }
.variant-picker legend { font-weight: 700; color: var(--navy-deep); margin-bottom: 10px; padding: 0; }
.variant-options { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }
.variant-option { position: relative; cursor: pointer; }
.variant-option input { position: absolute; opacity: 0; pointer-events: none; }
.variant-option span {
    display: grid; gap: 2px; padding: 12px 14px; border-radius: var(--radius-field);
    border: 1.5px solid var(--line); background: var(--surface);
    transition: border-color 150ms ease, box-shadow 150ms ease, transform 160ms var(--ease-out);
}
.variant-option span strong { color: var(--navy-deep); font-size: 0.98rem; }
.variant-option span small { color: var(--muted); font-size: 0.82rem; }
.variant-option span em { font-style: normal; font-weight: 800; color: var(--navy); margin-top: 2px; }
.variant-option:hover span { border-color: var(--navy); }
.variant-option:active span { transform: scale(0.98); }
.variant-option input:checked + span { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(254, 122, 18, 0.18); background: var(--orange-soft); }
.variant-option input:focus-visible + span { outline: 3px solid var(--orange); outline-offset: 2px; }
@media (min-width: 768px) { .product-card-body { padding: 14px 18px 20px; } .product-card-title { font-size: 1rem; } }

/* ---------- Cómo funciona ---------- */
.how { background: var(--navy); color: #d9e6f2; border-radius: 28px; padding: 36px 22px; }
.how h2 { color: #fff; }
.how-steps { list-style: none; margin: 28px 0 0; padding: 0; display: grid; gap: 24px; counter-reset: step; }
.how-steps li { position: relative; padding-left: 60px; counter-increment: step; }
.how-steps li::before {
    content: counter(step); position: absolute; left: 0; top: -2px;
    display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
    background: var(--orange); color: var(--navy-deep); font-weight: 800; font-size: 1.1rem;
}
.how-steps h3 { color: #fff; font-size: 1.2rem; margin-bottom: 6px; }
.how-steps p { color: #b8cde0; }
@media (min-width: 900px) {
    .how { padding: 56px; display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 56px; align-items: start; }
    .how-steps { margin: 0; }
}

/* ---------- Banda de crédito ---------- */
.credit-band {
    display: grid; gap: 24px; align-items: center;
    background: var(--orange-soft); border: 1px solid #ffd9b8; border-radius: 28px; padding: 32px 22px;
}
.credit-band h2 { font-size: clamp(1.6rem, 1.2rem + 1.8vw, 2.4rem); font-weight: 800; }
.credit-band p { color: var(--muted); margin-top: 10px; max-width: 52ch; }
.credit-band-list { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 8px; }
.credit-band-list li { display: flex; gap: 10px; align-items: center; font-weight: 600; color: var(--navy-deep); }
.credit-band-list i { color: var(--orange-strong); font-size: 1.2rem; }
.credit-band-actions { display: flex; flex-direction: column; gap: 10px; }
@media (min-width: 900px) {
    .credit-band { grid-template-columns: 1.4fr 1fr; padding: 48px 56px; }
}

/* ---------- Preguntas frecuentes ---------- */
.faq { max-width: 820px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
    list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; align-items: center;
    padding: 20px 0; font-weight: 700; font-size: 1.08rem; color: var(--navy-deep);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary i { flex: none; font-size: 1.2rem; color: var(--orange-strong); transition: transform 250ms var(--ease-out); }
.faq details[open] summary i { transform: rotate(45deg); }
.faq details p { padding: 0 0 20px; color: var(--muted); max-width: 68ch; }

/* ---------- Pie de página ---------- */
.site-footer { background: var(--navy-deep); color: #a9bfd3; padding: 56px 0 28px; margin-top: 56px; }
.footer-grid { display: grid; gap: 32px; }
.footer-brand img { height: 30px; width: auto; filter: brightness(0) invert(1); opacity: 0.95; }
.footer-brand p { margin-top: 14px; max-width: 36ch; }
.site-footer h3 { color: #fff; font-size: 1rem; margin-bottom: 12px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a:hover { color: #fff; }
.footer-bottom { margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, 0.1); font-size: 0.88rem; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }
@media (min-width: 900px) { .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; } }

/* Botón flotante de WhatsApp (solo móvil) */
.wa-float {
    position: fixed; right: 16px; bottom: 16px; z-index: var(--z-float);
    display: grid; place-items: center; width: 58px; height: 58px; border-radius: 50%;
    background: var(--whatsapp); color: #fff; font-size: 1.9rem;
    box-shadow: 0 12px 28px -10px rgba(31, 157, 85, 0.8);
    transition: transform 160ms var(--ease-out);
}
.wa-float:active { transform: scale(0.94); }
@media (min-width: 1024px) { .wa-float { display: none; } }

/* ---------- Encabezado de página interna ---------- */
.page-head { padding: 28px 0 8px; }
.page-head h1 { font-size: clamp(1.8rem, 1.3rem + 2vw, 2.6rem); font-weight: 800; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 6px; font-size: 0.88rem; color: var(--subtle); margin-bottom: 10px; }
.breadcrumbs a:hover { color: var(--navy); }

/* ---------- Catálogo ---------- */
.catalog-layout { display: grid; gap: 24px; padding: 20px 0 40px; }
@media (min-width: 1024px) { .catalog-layout { grid-template-columns: 260px minmax(0, 1fr); gap: 36px; } }

.filters { display: none; }
.filters-panel { display: grid; gap: 26px; }
.filter-group h2 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--subtle); margin-bottom: 10px; }
.filter-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.filter-list a, .filter-list label {
    display: flex; justify-content: space-between; align-items: center; gap: 8px;
    padding: 9px 12px; border-radius: var(--radius-field); font-weight: 600; color: var(--muted); cursor: pointer;
}
.filter-list a:hover, .filter-list label:hover { background: var(--surface); color: var(--navy); }
.filter-list a[aria-current="true"], .filter-list input:checked + span { color: var(--navy-deep); }
.filter-list a[aria-current="true"] { background: var(--surface); box-shadow: inset 3px 0 0 var(--orange); }
.filter-list small { color: var(--subtle); font-weight: 500; }
.filter-list input { position: absolute; opacity: 0; pointer-events: none; }
.filter-list label:has(input:checked) { background: var(--surface); box-shadow: inset 3px 0 0 var(--orange); color: var(--navy-deep); }
@media (min-width: 1024px) { .filters { display: block; position: sticky; top: calc(var(--header-h) + 20px); align-self: start; } }

.catalog-toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 18px; }
.catalog-count { color: var(--muted); font-size: 0.95rem; margin-right: auto; }
.search-field { position: relative; flex: 1 1 260px; }
.search-field i { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--subtle); font-size: 1.15rem; pointer-events: none; }
.search-field input { padding-left: 44px; }
.filters-toggle { display: inline-flex; }
@media (min-width: 1024px) { .filters-toggle { display: none; } }

.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.chip {
    display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: var(--radius-pill);
    background: var(--navy-soft); color: var(--navy); font-weight: 600; font-size: 0.88rem;
}
.chip:hover { background: #d6e4f0; }

.pagination { display: flex; justify-content: center; flex-wrap: wrap; gap: 6px; margin-top: 32px; }
.pagination a, .pagination span {
    display: grid; place-items: center; min-width: 44px; height: 44px; padding: 0 12px;
    border-radius: var(--radius-pill); border: 1px solid var(--line); background: var(--surface); font-weight: 700; color: var(--navy);
}
.pagination a:hover { border-color: var(--navy); }
.pagination [aria-current="page"] { background: var(--navy); border-color: var(--navy); color: #fff; }

.empty-state { text-align: center; padding: 56px 20px; background: var(--surface); border: 1px dashed var(--line); border-radius: var(--radius-card); }
.empty-state i { font-size: 2.6rem; color: var(--orange-strong); }
.empty-state h2 { margin: 12px 0 8px; font-size: 1.3rem; }
.empty-state p { color: var(--muted); margin-bottom: 20px; }

/* Cajón de filtros en móvil */
.filters-drawer { position: fixed; top: 0; right: 0; bottom: 0; left: 0; z-index: var(--z-drawer); background: rgba(0, 33, 61, 0.45); opacity: 0; pointer-events: none; transition: opacity 250ms ease; }
.filters-drawer.is-open { opacity: 1; pointer-events: auto; }
.filters-drawer-panel {
    position: absolute; left: 0; right: 0; bottom: 0; max-height: 85dvh; overflow-y: auto;
    background: var(--bg); border-radius: 24px 24px 0 0; padding: 20px var(--gutter) 24px;
    transform: translateY(100%); transition: transform 400ms var(--ease-drawer);
}
.filters-drawer.is-open .filters-drawer-panel { transform: translateY(0); }
.filters-drawer-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }

/* ---------- Formularios ---------- */
.field { display: grid; gap: 6px; }
.field label, .field-label { font-weight: 700; font-size: 0.95rem; color: var(--navy-deep); }
.field-help { font-size: 0.85rem; color: var(--muted); }
.field-error { font-size: 0.86rem; color: var(--danger); font-weight: 600; }
.input, .select, .textarea {
    width: 100%; min-height: 50px; padding: 12px 16px;
    border: 1.5px solid #cfd9e3; border-radius: var(--radius-field); background: var(--surface);
    color: var(--ink); transition: border-color 150ms ease, box-shadow 150ms ease;
}
.input::placeholder, .textarea::placeholder { color: #6f8295; }
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--navy); box-shadow: 0 0 0 4px rgba(0, 49, 89, 0.12); }
.input[aria-invalid="true"] { border-color: var(--danger); }
.select { appearance: none; padding-right: 40px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' stroke='%23003159' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; }
.select-sm { min-height: 44px; width: auto; border-radius: var(--radius-pill); }
.input-prefix { position: relative; }
.input-prefix span { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); font-weight: 700; color: var(--muted); }
.input-prefix .input { padding-left: 34px; }

.alert { display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px; border-radius: var(--radius-field); font-weight: 600; }
.alert i { font-size: 1.3rem; flex: none; }
.alert-error { background: #fdecea; color: #8c231b; }
.alert-success { background: #e6f5ef; color: #0d5c45; }

/* ---------- Producto ---------- */
.product-layout { display: grid; gap: 28px; padding: 12px 0 40px; }
/* Evita que la fila de miniaturas o las medidas estiren la columna más allá de la pantalla */
.product-layout > *, .catalog-layout > *, .apply-layout > * { min-width: 0; }
@media (min-width: 960px) { .product-layout { grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: start; } }
.gallery-main { aspect-ratio: 1; background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 28px; }
.gallery-main img { width: 100%; height: 100%; object-fit: contain; }
.gallery-thumbs { display: flex; gap: 10px; margin-top: 12px; overflow-x: auto; }
.gallery-thumbs button {
    flex: none; width: 76px; height: 76px; padding: 6px; border-radius: 14px; background: #fff;
    border: 2px solid var(--line); cursor: pointer; transition: border-color 150ms ease;
}
.gallery-thumbs button[aria-pressed="true"] { border-color: var(--orange); }
.gallery-thumbs img { width: 100%; height: 100%; object-fit: contain; }
@media (min-width: 960px) { .product-gallery { position: sticky; top: calc(var(--header-h) + 20px); } }

.product-info h1 { font-size: clamp(1.5rem, 1.2rem + 1.3vw, 2.1rem); font-weight: 800; }
.product-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.product-price-box { margin: 22px 0; padding: 20px; border-radius: var(--radius-card); background: var(--surface); border: 1px solid var(--line); }
.product-price-box .price { font-size: 2.3rem; }
.product-price-box p { color: var(--muted); font-size: 0.92rem; margin-top: 4px; }
.product-actions { display: grid; gap: 10px; }
.product-assurances { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 12px; }
.product-assurances li { display: flex; gap: 12px; align-items: center; color: var(--muted); }
.product-assurances i { font-size: 1.3rem; color: var(--navy); }
.product-description { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line); }
.product-description h2 { font-size: 1.2rem; margin-bottom: 12px; }
.product-description p { color: var(--muted); white-space: pre-line; }

/* ---------- Solicitud ---------- */
.apply-layout { display: grid; gap: 28px; padding: 16px 0 40px; }
@media (min-width: 960px) { .apply-layout { grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.9fr); gap: 48px; align-items: start; } }
.form-card { background: var(--surface); border: 1px solid var(--line); border-radius: 24px; padding: 22px; }
@media (min-width: 768px) { .form-card { padding: 36px; } }
.form-grid { display: grid; gap: 20px; }
@media (min-width: 640px) { .form-grid-2 { grid-template-columns: 1fr 1fr; } }
.form-section-title { font-size: 1.1rem; font-weight: 800; color: var(--navy-deep); margin: 8px 0 -4px; }

.upload-grid { display: grid; gap: 12px; }
@media (min-width: 640px) { .upload-grid { grid-template-columns: 1fr 1fr; } }
.upload-box {
    position: relative; display: grid; place-items: center; text-align: center; gap: 6px;
    min-height: 150px; padding: 18px; border: 2px dashed #c3d0dc; border-radius: var(--radius-card);
    background: var(--bg); cursor: pointer; overflow: hidden;
    transition: border-color 150ms ease, background-color 150ms ease;
}
.upload-box:hover, .upload-box:focus-within { border-color: var(--navy); background: var(--navy-soft); }
.upload-box input { position: absolute; top: 0; right: 0; bottom: 0; left: 0; opacity: 0; cursor: pointer; }
.upload-box i { font-size: 1.8rem; color: var(--navy); }
.upload-box strong { color: var(--navy-deep); }
.upload-box span { font-size: 0.85rem; color: var(--muted); }
.upload-box img.preview { position: absolute; top: 0; right: 0; bottom: 0; left: 0; width: 100%; height: 100%; object-fit: cover; }
.upload-box.has-file { border-style: solid; border-color: var(--success); }
.upload-box .upload-done {
    position: absolute; right: 10px; top: 10px; display: none; align-items: center; gap: 4px;
    padding: 4px 10px; border-radius: var(--radius-pill); background: var(--success); color: #fff; font-size: 0.8rem; font-weight: 700;
}
.upload-box.has-file .upload-done { display: inline-flex; }

.consent { display: flex; gap: 12px; align-items: flex-start; font-size: 0.92rem; color: var(--muted); }
.consent input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--navy); flex: none; }

.side-card { background: var(--navy); color: #c9d9e8; border-radius: 24px; padding: 28px; }
.side-card h2 { color: #fff; font-size: 1.3rem; margin-bottom: 14px; }
.side-card ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.side-card li { display: flex; gap: 12px; }
.side-card li i { color: var(--orange); font-size: 1.3rem; flex: none; margin-top: 2px; }
.side-card .btn { margin-top: 22px; }
@media (min-width: 960px) { .side-card { position: sticky; top: calc(var(--header-h) + 20px); } }

.selected-product { display: flex; gap: 14px; align-items: center; padding: 12px; border-radius: var(--radius-card); background: var(--bg); border: 1px solid var(--line); }
.selected-product img { width: 64px; height: 64px; object-fit: contain; background: #fff; border-radius: 12px; padding: 4px; }
.selected-product strong { display: block; line-height: 1.3; font-size: 0.95rem; }

.success-panel { max-width: 640px; margin: 24px auto 0; text-align: center; background: var(--surface); border: 1px solid var(--line); border-radius: 28px; padding: 40px 24px; }
.success-panel .success-icon { display: inline-grid; place-items: center; width: 72px; height: 72px; border-radius: 50%; background: #e6f5ef; color: var(--success); font-size: 2.4rem; }
.success-panel h1 { margin: 18px 0 10px; font-size: 1.9rem; }
.success-panel p { color: var(--muted); }
.success-code { display: inline-block; margin: 18px 0; padding: 10px 20px; border-radius: var(--radius-field); background: var(--navy-soft); color: var(--navy); font-weight: 800; font-size: 1.4rem; letter-spacing: 0.08em; }
.success-panel .btn { margin-top: 10px; }

.is-submitting { opacity: 0.7; pointer-events: none; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

@media (max-width: 639px) {
    .ring-card-cat { display: none; }
    .ring-card-info { justify-content: center; padding: 6px 8px 10px; }
    .hero-stage { margin-inline: calc(var(--gutter) * -1); }
}

/* El aro aparece cuando el JS ya calculó su tamaño */
.js .hero-stage:not(.is-ready) .ring { visibility: hidden; }

/* Aviso de actividad real reciente */
.activity-toast {
    position: fixed; left: 16px; bottom: 16px; z-index: var(--z-float);
    display: flex; align-items: center; gap: 4px; max-width: min(360px, calc(100vw - 100px));
    padding: 8px 6px 8px 8px; border-radius: 18px; background: var(--surface);
    border: 1px solid var(--line); box-shadow: var(--shadow-pop);
    transform: translateY(16px); opacity: 0;
    transition: transform 400ms var(--ease-out), opacity 300ms ease;
}
.activity-toast.is-visible { transform: none; opacity: 1; }
.activity-link { display: flex; gap: 12px; align-items: center; min-width: 0; }
.activity-link img { flex: none; width: 52px; height: 52px; object-fit: contain; border-radius: 12px; background: #fff; border: 1px solid var(--line); padding: 4px; }
.activity-link > span { display: grid; min-width: 0; line-height: 1.3; }
.activity-link strong { font-size: 0.78rem; color: var(--muted); font-weight: 600; }
.activity-link [data-activity-title] { font-size: 0.9rem; font-weight: 700; color: var(--navy-deep); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.activity-link small { font-size: 0.78rem; color: var(--orange-strong); font-weight: 700; }
.activity-close { flex: none; align-self: flex-start; display: grid; place-items: center; width: 28px; height: 28px; border: 0; border-radius: 50%; background: none; color: var(--subtle); cursor: pointer; }
.activity-close:hover { background: var(--bg); color: var(--navy); }

/* Páginas legales */
.legal { max-width: 760px; padding: 8px 0 40px; }
.legal h2 { font-size: 1.2rem; margin: 28px 0 8px; }
.legal p { color: var(--muted); }
.legal a { color: var(--navy); font-weight: 700; text-decoration: underline; }

/* =================================================================
   Animaciones adicionales
   ================================================================= */

/* Inclinación 3D + reflejo de luz al pasar el mouse (tarjetas) */
@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
    .tilt-3d {
        transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--lift, 0px));
        transition: transform 500ms var(--ease-out), box-shadow 300ms ease, border-color 200ms ease;
        will-change: transform;
    }
    .tilt-3d.is-tilting { transition: transform 120ms linear, box-shadow 300ms ease, border-color 200ms ease; --lift: -6px; }
    .tilt-3d::before {
        content: ''; position: absolute; top: 0; right: 0; bottom: 0; left: 0; z-index: 1; pointer-events: none; border-radius: inherit;
        background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(255, 255, 255, 0.55), transparent 45%);
        opacity: 0; transition: opacity 300ms ease; mix-blend-mode: soft-light;
    }
    .tilt-3d.is-tilting::before { opacity: 1; }
    .product-card.tilt-3d:hover, .cat-tile.tilt-3d:hover { transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--lift, -6px)); }
    .cat-tile { position: relative; }
}

@media (prefers-reduced-motion: no-preference) {
    /* Entrada en cascada de elementos dentro de una sección */
    .js [data-reveal] [data-stagger] > * {
        opacity: 0; transform: translateY(26px) scale(0.98);
        transition: opacity 650ms var(--ease-out), transform 750ms var(--ease-out);
        transition-delay: calc(var(--i, 0) * 70ms);
    }
    .js [data-reveal].is-visible [data-stagger] > * { opacity: 1; transform: none; }
    /* tras entrar, el hover vuelve a responder rápido */
    .js [data-reveal].is-done [data-stagger] > * { transition-delay: 0ms; }
    .js [data-reveal] [data-stagger] > .tilt-3d { transition-property: opacity, transform, box-shadow, border-color; }

    /* Íconos de beneficios: aparecen con un pequeño giro */
    .js .perks[data-reveal] .perks-list i { transform: scale(0.4) rotate(-25deg); opacity: 0; transition: transform 700ms cubic-bezier(0.34, 1.56, 0.64, 1), opacity 400ms ease; transition-delay: calc(var(--i, 0) * 110ms + 150ms); }
    .js .perks[data-reveal].is-visible .perks-list i { transform: none; opacity: 1; }
    .perks-list li:hover i { animation: wiggle 600ms var(--ease-out); }
    @keyframes wiggle { 30% { transform: rotate(-12deg) scale(1.08); } 60% { transform: rotate(8deg); } }

    /* Pasos: la línea se dibuja y los números saltan */
    .how-steps { position: relative; }
    .how-steps::before {
        content: ''; position: absolute; left: 21px; top: 22px; bottom: 22px; width: 2px;
        background: linear-gradient(var(--orange), rgba(254, 122, 18, 0.15));
        transform-origin: top; transform: scaleY(0); transition: transform 1200ms var(--ease-out) 200ms;
    }
    .is-visible .how-steps::before { transform: scaleY(1); }
    .js [data-reveal] .how-steps li::before { transform: scale(0); transition: transform 600ms cubic-bezier(0.34, 1.56, 0.64, 1); transition-delay: calc(var(--i, 0) * 260ms + 250ms); }
    .js [data-reveal].is-visible .how-steps li::before { transform: none; }

    /* Botón principal: destello al pasar el mouse */
    .btn-primary { position: relative; overflow: hidden; isolation: isolate; }
    .btn-primary::after {
        content: ''; position: absolute; top: 0; right: 0; bottom: 0; left: 0; z-index: -1;
        background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, 0.55) 50%, transparent 70%);
        transform: translateX(-120%);
    }
    .btn-primary:hover::after { transition: transform 700ms var(--ease-out); transform: translateX(120%); }

    /* Ícono de WhatsApp flotante: un llamado suave cada cierto tiempo */
    .wa-float { animation: wa-nudge 6s ease-in-out 4s infinite; }
    @keyframes wa-nudge { 0%, 88%, 100% { transform: none; } 91% { transform: rotate(-12deg) scale(1.08); } 94% { transform: rotate(10deg) scale(1.08); } 97% { transform: rotate(-4deg); } }

    /* Banda de crédito: lista que entra desde la izquierda */
    .js [data-reveal] .credit-band-list li { opacity: 0; transform: translateX(-14px); transition: opacity 500ms ease, transform 600ms var(--ease-out); transition-delay: calc(var(--i, 0) * 120ms + 200ms); }
    .js [data-reveal].is-visible .credit-band-list li { opacity: 1; transform: none; }

    /* Preguntas frecuentes: respuesta que se despliega */
    .faq details[open] p { animation: faq-open 400ms var(--ease-out); }
    @keyframes faq-open { from { opacity: 0; transform: translateY(-6px); } }
}