/* styles.css - Tema de Chela: lujo silencioso (ref. Prada) — monocromo, tipografía
   pequeña y refinada, mucho espacio en blanco, sin bloques gráficos grandes.
   Titulares en Fraunces (serif editorial) sobre una interfaz utilitaria en Inter. */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Fraunces:ital,wght@0,300;0,400;0,500;1,400;1,500&display=swap');

:root {
    --bg: #FAF9F5;
    --surface: #FFFFFF;
    --ink: #111111;
    --ink-muted: #8C877D;
    --line: rgba(17, 17, 17, 0.09);
    --line-strong: rgba(17, 17, 17, 0.22);

    /* Alto aprox. de la barra utilitaria + header, para que el hero de
       Inicio ocupe justo el resto de la pantalla inicial (ver .split-hero) */
    --chrome-h: 100px;

    /* Curvas de animación (animations.dev / Emil Kowalski) */
    --ease-out-quart: cubic-bezier(0.165, 0.84, 0.44, 1);
    --ease-in-out-quad: cubic-bezier(0.455, 0.03, 0.515, 0.955);
    --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg);
    color: var(--ink);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    position: relative;
}

/* Grano sutil: aporta calidez táctil sin romper el monocromo */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 60;
    pointer-events: none;
    opacity: 0.035;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

h1, h2, h3, .font-display {
    font-family: 'Fraunces', serif;
    font-optical-sizing: auto;
    font-weight: 400;
    letter-spacing: -0.01em;
    line-height: 1.08;
}

.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }

/* ===== Revelado al hacer scroll ===== */
[data-reveal] {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 700ms var(--ease-out-quart), transform 700ms var(--ease-out-quart);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
    [data-reveal] { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
}

/* ===== Foco accesible ===== */
a:focus-visible, button:focus-visible, select:focus-visible, .field:focus-visible {
    outline: 1px solid var(--ink);
    outline-offset: 3px;
}

/* ===== Barra utilitaria ===== */
.utility-bar { background: var(--ink); color: var(--bg); }
.utility-bar span, .utility-bar a {
    font-size: 9px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.16em;
}

/* ===== Header / Nav (delgado, estable) ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    transition: background-color 400ms var(--ease-standard), border-color 400ms var(--ease-standard);
}
.site-header.transparent {
    position: absolute;
    left: 0; right: 0; top: 28px;
    background: transparent;
    border-bottom-color: transparent;
}
.site-header.transparent .brand-mark { color: #fff; }
.site-header.transparent .nav-link {
    color: rgba(255,255,255,0.92);
    text-shadow: 0 1px 6px rgba(0,0,0,0.35);
}
.site-header.transparent #btn-menu-movil { color: #fff; text-shadow: 0 1px 6px rgba(0,0,0,0.35); }

.brand-mark {
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--ink);
    transition: color 400ms var(--ease-standard);
}

.nav-link {
    position: relative;
    color: var(--ink);
    font-weight: 400;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.13em;
    transition: color 200ms ease;
}
.nav-link.active { color: var(--ink-muted); }
.nav-link::after {
    content: '';
    position: absolute;
    left: 0; right: 100%;
    bottom: -6px;
    height: 1px;
    background: currentColor;
    transition: right 320ms var(--ease-out-quart);
}
@media (hover: hover) and (pointer: fine) {
    .nav-link:hover::after { right: 0; }
}

.filtro-genero {
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ink-muted);
    border-bottom: 1px solid transparent;
    padding-bottom: 0.75rem;
    margin-bottom: -1px;
    transition: color 0.2s, border-color 0.2s;
}
.filtro-genero:hover { color: var(--ink); }
.filtro-genero.active { color: var(--ink); border-color: var(--ink); }

/* ===== CTAs: texto minimalista tipo "Discover", sin bloques pesados ===== */
.btn-solid {
    background: var(--ink);
    color: var(--bg);
    font-weight: 500;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    padding: 0.95rem 2rem;
    transition: opacity 200ms ease, transform 150ms var(--ease-standard);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    white-space: nowrap;
}
.btn-solid:hover { opacity: 0.78; }
.btn-solid:active { transform: scale(0.97); }
.btn-solid:disabled { opacity: 0.32; cursor: not-allowed; }
.btn-solid:disabled:hover { opacity: 0.32; }
.btn-solid:disabled:active { transform: none; }

.btn-line {
    background: transparent;
    border: 1px solid var(--line-strong);
    color: var(--ink);
    font-weight: 500;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    padding: 0.95rem 2rem;
    transition: border-color 200ms ease, transform 150ms var(--ease-standard);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    white-space: nowrap;
}
.btn-line:hover { border-color: currentColor; }
.btn-line:active { transform: scale(0.97); }

.btn-text {
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--ink);
    border-bottom: 1px solid var(--line-strong);
    padding-bottom: 4px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: border-color 200ms ease, opacity 200ms ease, gap 200ms var(--ease-standard);
}
.btn-text:hover { border-color: currentColor; opacity: 0.65; gap: 0.7rem; }

/* ===== Superficies ===== */
.surface { background: var(--surface); border: 1px solid var(--line); }
.eyebrow {
    font-size: 9px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--ink-muted);
}
.text-muted { color: var(--ink-muted); }

.field {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--line-strong);
    color: var(--ink);
    border-radius: 0;
    font-size: 13px;
}
.field:focus { outline: none; border-color: var(--ink); }

/* ===== Entrada de la apertura (Lookbook): fade + subida, reutilizable ===== */
.hero-enter {
    opacity: 0;
    transform: translateY(14px);
    animation: heroEnter 900ms var(--ease-out-quart) forwards;
}
.hero-enter.d1 { animation-delay: 120ms; }
.hero-enter.d2 { animation-delay: 260ms; }
@keyframes heroEnter { to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) {
    .hero-enter { opacity: 1; transform: none; animation: none; }
}

/* ===== Grid editorial simétrico (retrato / retrato) ===== */
.editorial-media {
    aspect-ratio: 3 / 4;
    background: #EFEBE1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== Apertura (Inicio): hero partido en dos fotos — Para Él / Para
   Ella — con un titular grande superpuesto en el centro. La jerarquía
   viene del tamaño del titular y el contraste, no de movimiento. Ocupa
   toda la pantalla inicial (100vh menos la barra util. + header) y se
   difumina hacia la siguiente sección en vez de cortar en seco. ===== */
.split-hero {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: calc(100vh - var(--chrome-h));
    min-height: calc(100dvh - var(--chrome-h));
    overflow: hidden;
}
.split-hero::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 20vh;
    z-index: 2;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(250, 249, 245, 0) 0%, var(--bg) 90%);
}
.split-hero-panel {
    position: relative;
    display: flex;
    align-items: flex-start;
    overflow: hidden;
    padding: 1.75rem;
}
/* El acercamiento (rotación de fotos) debe crecer hacia afuera, nunca hacia
   la costura del centro — si no, la foto se "mete" sobre la otra al hacer
   zoom. Cada panel crece desde su borde exterior. */
.split-hero-panel:nth-of-type(1) { transform-origin: right center; }
.split-hero-panel:nth-of-type(2) { transform-origin: left center; }
.split-hero-sombra {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(17,17,17,0.5) 0%, rgba(17,17,17,0) 42%);
    transition: background-color 300ms ease;
}
@media (hover: hover) and (pointer: fine) {
    .split-hero-panel:hover .split-hero-sombra { background-color: rgba(17,17,17,0.1); }
}
.split-hero-etiqueta {
    position: relative;
    z-index: 2;
    color: #fff;
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    text-shadow: 0 1px 6px rgba(0,0,0,0.4);
}

/* Entrada de apertura: los dos paneles aparecen en cascada (uno tras otro)
   y el contenido central se revela también en cascada — logo, título,
   subtítulo y botón, cada uno un poco después del anterior. La clase
   .entrada la retira JS (common.js) apenas termina la secuencia, para no
   interferir luego con la transición de la rotación de fotos. */
.split-hero-panel.entrada { opacity: 0; animation: splitPanelIn 900ms var(--ease-out-quart) forwards; }
.split-hero-panel.entrada:nth-of-type(1) { animation-delay: 60ms; }
.split-hero-panel.entrada:nth-of-type(2) { animation-delay: 220ms; }
@keyframes splitPanelIn { to { opacity: 1; } }

.split-hero-centro.entrada > * {
    opacity: 0;
    transform: translateY(16px);
    animation: heroEnter 800ms var(--ease-out-quart) forwards;
}
.split-hero-centro.entrada > *:nth-child(1) { animation-delay: 480ms; }
.split-hero-centro.entrada > *:nth-child(2) { animation-delay: 600ms; }
.split-hero-centro.entrada > *:nth-child(3) { animation-delay: 720ms; }
.split-hero-centro.entrada > *:nth-child(4) { animation-delay: 840ms; }

@media (prefers-reduced-motion: reduce) {
    .split-hero-panel.entrada { opacity: 1; animation: none; }
    .split-hero-centro.entrada > * { opacity: 1; transform: none; animation: none; }
}

/* Rotación de fotos (varias fotos por género): fundido + un ligero
   acercamiento que se deshace despacio mientras la foto está en pantalla,
   para que el cambio se sienta cuidado y no como un corte. Solo se activa
   en elementos con overflow:hidden garantizado (este hero). */
.split-hero-panel.rotacion-fondo {
    transition: opacity 900ms var(--ease-standard), transform 6s var(--ease-out-quart);
}
.split-hero-panel.rotacion-oculta { opacity: 0; }
.split-hero-panel.rotacion-acercando { transform: scale(1.06); }

.split-hero-centro {
    position: absolute;
    inset: 0;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    pointer-events: none;
}
.split-hero-centro::before {
    content: '';
    position: absolute;
    inset: -12% -8%;
    z-index: -1;
    background: radial-gradient(ellipse at center, rgba(17,17,17,0.55) 0%, rgba(17,17,17,0) 70%);
}
.split-hero-logo {
    height: clamp(36px, 4.6vw, 56px);
    width: auto;
    object-fit: contain;
    margin-bottom: 22px;
    filter: drop-shadow(0 2px 10px rgba(0,0,0,0.35));
}
.split-hero-titulo {
    color: #fff;
    font-size: clamp(34px, 6vw, 84px);
    font-weight: 500;
    line-height: 1.02;
    text-shadow: 0 4px 24px rgba(0,0,0,0.35);
}
.split-hero-sub {
    color: rgba(255,255,255,0.85);
    font-size: 13px;
    line-height: 1.6;
    max-width: 30rem;
    margin: 18px 0 28px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.split-hero-centro .btn-solid { pointer-events: auto; }

@media (max-width: 640px) {
    .split-hero-sub { font-size: 12px; max-width: 22rem; }
}

/* La sección "Explorar" usa un tono distinto al fondo de la página, así el
   difuminado del hero termina de resolverse contra --bg y esta sección
   arranca con un límite bien marcado, no como una continuación ambigua. */
.seccion-explorar { background: #EFEBE1; }

/* Catálogo de Novias: un tono marfil suave, propio, distinto del resto del
   sitio — sin salir del monocromo cálido de la marca. */
.seccion-novias { background: #F5EFE6; }

/* ===== Producto (marketplace/corporativo) ===== */
.product { display: flex; flex-direction: column; height: 100%; }
.product-media {
    position: relative;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    background: #EFEBE1;
    transition: box-shadow 400ms ease;
}
.product-media img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 600ms var(--ease-out-quart);
    will-change: transform;
}
@media (hover: hover) and (pointer: fine) {
    .product:hover .product-media img { transform: scale(1.045); }
    .product:hover .product-media { box-shadow: 0 20px 36px rgba(17,17,17,0.14); }
}

.producto-info { display: flex; flex-direction: column; flex: 1; }
.producto-nombre {
    font-size: 13px;
    font-weight: 500;
    line-height: 1.3;
    margin-bottom: 2px;
}
.producto-precio {
    font-size: 12px;
    color: var(--ink-muted);
    margin-bottom: 14px;
}

/* Dial de talla: se desliza y el número grande va cambiando en vivo, como
   un contador. Cada vez que el valor snapeado cambia, el número da un
   "tick" — un pulso chico (.tick, retriggereable desde JS con un reflow),
   la sensación mecánica de una manecilla que avanza un paso. */
.producto-talla-unica {
    font-size: 11px;
    color: var(--ink-muted);
    margin-bottom: 12px;
}
.producto-talla-dial { margin-bottom: 14px; }
.producto-talla-valor {
    font-family: 'Fraunces', serif;
    font-size: 26px;
    font-weight: 400;
    text-align: center;
    line-height: 1;
}
.producto-talla-valor.tick { animation: tallaTick 260ms var(--ease-out-quart); }
@keyframes tallaTick { 0% { transform: scale(1); } 45% { transform: scale(1.24); } 100% { transform: scale(1); } }
@media (prefers-reduced-motion: reduce) {
    .producto-talla-valor.tick { animation: none; }
}

.producto-talla-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 2px;
    background: var(--line-strong);
    outline: none;
    margin: 12px 0 6px;
    cursor: pointer;
}
.producto-talla-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--ink);
    cursor: grab;
    transition: transform 150ms var(--ease-standard);
}
.producto-talla-slider::-webkit-slider-thumb:active { transform: scale(1.3); cursor: grabbing; }
.producto-talla-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--ink);
    border: none;
    cursor: grab;
    transition: transform 150ms var(--ease-standard);
}
.producto-talla-slider::-moz-range-thumb:active { transform: scale(1.3); cursor: grabbing; }
.producto-talla-slider::-moz-range-track { height: 2px; background: var(--line-strong); border: none; }

.producto-talla-ticks {
    display: flex;
    justify-content: space-between;
}
.producto-talla-ticks span {
    font-size: 9px;
    color: var(--ink-muted);
    cursor: pointer;
    transition: color 150ms ease, font-weight 150ms ease;
}
.producto-talla-ticks span.activo { color: var(--ink); font-weight: 700; }

/* "Tu talla": fila de chips arriba del catálogo, reutiliza .filtro-genero */
.filtro-talla-label { margin-right: 4px; }

.producto-cantidad-fila {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}
.producto-cantidad-label {
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ink-muted);
}
.producto-cantidad {
    display: flex;
    align-items: center;
    border: 1px solid var(--line);
    flex-shrink: 0;
}
.producto-cantidad button {
    width: 28px;
    height: 32px;
    font-size: 13px;
    font-weight: 500;
    color: var(--ink-muted);
    transition: color 150ms ease, background-color 150ms ease, transform 150ms var(--ease-standard);
}
@media (hover: hover) and (pointer: fine) {
    .producto-cantidad button:hover { color: var(--ink); background: var(--line); }
}
.producto-cantidad button:active { transform: scale(0.92); }
.producto-cantidad span {
    width: 20px;
    text-align: center;
    font-size: 12px;
    font-weight: 600;
}

.producto-cta {
    margin-top: auto;
    width: 100%;
    border: 1px solid var(--line-strong);
    background: transparent;
    color: var(--ink);
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 0.7rem 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: background-color 200ms ease, color 200ms ease, border-color 200ms ease, transform 150ms var(--ease-standard);
}
.producto-cta:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.producto-cta:active { transform: scale(0.98); }

/* ===== Documento legal (Términos y Condiciones) ===== */
.legal-doc h2 {
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 2.5rem;
    margin-bottom: 0.75rem;
}
.legal-doc h2:first-child { margin-top: 0; }
.legal-doc p {
    color: var(--ink-muted);
    font-size: 13px;
    line-height: 1.75;
    margin-bottom: 1rem;
}
.legal-doc strong { color: var(--ink); font-weight: 600; }
.legal-doc ul {
    list-style: disc;
    padding-left: 1.25rem;
    margin-bottom: 1rem;
}
.legal-doc li {
    color: var(--ink-muted);
    font-size: 13px;
    line-height: 1.75;
    margin-bottom: 0.4rem;
}
.legal-doc a { color: var(--ink); text-decoration: underline; text-underline-offset: 2px; }

/* ===== Versión "letra pequeña" del texto legal, para dentro del modal ===== */
.legal-doc-mini h4 {
    font-family: 'Inter', sans-serif;
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ink);
    margin-top: 1rem;
    margin-bottom: 0.35rem;
}
.legal-doc-mini h4:first-child { margin-top: 0; }
.legal-doc-mini p {
    font-size: 10.5px;
    line-height: 1.65;
    color: var(--ink-muted);
    margin-bottom: 0.6rem;
}
.legal-doc-mini strong { color: var(--ink); font-weight: 600; }
.legal-doc-mini a { color: var(--ink); text-decoration: underline; text-underline-offset: 2px; }

/* ===== Modal de Términos y Condiciones antes de abrir WhatsApp ===== */
.modal-terminos-fondo {
    position: absolute;
    inset: 0;
    background: rgba(17, 17, 17, 0.55);
}
.modal-terminos-caja {
    position: relative;
    width: 100%;
    max-width: 34rem;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    padding: 1.75rem;
    overflow-y: auto;
}
#modal-terminos { opacity: 0; transition: opacity 220ms ease; }
#modal-terminos.visible { opacity: 1; }
#modal-terminos .modal-terminos-caja {
    transform: scale(0.96) translateY(10px);
    transition: transform 260ms var(--ease-out-quart);
}
#modal-terminos.visible .modal-terminos-caja { transform: scale(1) translateY(0); }
@media (prefers-reduced-motion: reduce) {
    #modal-terminos, #modal-terminos .modal-terminos-caja { transition: none; }
}

.modal-terminos-check {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    margin: 1.25rem 0 1.25rem;
    cursor: pointer;
}
.modal-terminos-check input {
    margin-top: 3px;
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    accent-color: var(--ink);
}
.modal-terminos-check span {
    font-size: 11.5px;
    line-height: 1.55;
    color: var(--ink-muted);
}
.modal-terminos-check a { color: var(--ink); text-decoration: underline; text-underline-offset: 2px; }

/* ===== Footer ===== */
.site-footer { background: var(--surface); color: var(--ink); }
.site-footer .text-muted { color: var(--ink-muted); }

.hairline-top { border-top: 1px solid var(--line); }
.hairline-bottom { border-bottom: 1px solid var(--line); }

/* ===== Menú móvil: se despliega en lugar de aparecer de golpe ===== */
#menu-movil {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 360ms var(--ease-in-out-quad), opacity 240ms ease;
}
#menu-movil.abierto { max-height: 520px; opacity: 1; }
@media (prefers-reduced-motion: reduce) {
    #menu-movil { transition: none; }
}