/* ============================================================
   MILKU — Frontend CSS
   Variables de tema inyectadas dinámicamente desde ThemeService
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Fallbacks — ThemeService sobreescribe estos en <style> */
  --color-primary:      #0D0D0D;
  --color-secondary:    #F5F0E8;
  --color-accent:       #B87333;
  --color-accent-light: #D4956A;
  --font-display:       'Playfair Display', Georgia, serif;
  --font-body:          'Inter', system-ui, sans-serif;

  /* Sistema fijo */
  --color-mid:        #6B6560;
  --color-rule:       #D6CDBF;
  --color-sand2:      #EDE6D6;
  --color-white:      #FFFFFF;
  --color-light-bg:   #F7F5F2;
  --color-success:    #2E7D4F;
  --color-error:      #C0392B;
  --color-warning:    #B8860B;

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg: 12px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);

  --nav-h: 68px;
  --max-w: 1280px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-primary);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a   { color: inherit; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* ── Utilidades ─────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 2rem; }
.sr-only   { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  text-decoration: none; transition: all 0.2s; white-space: nowrap;
}
.btn--primary   { background: var(--color-primary); color: var(--color-white); }
.btn--primary:hover { background: var(--color-accent); }
.btn--accent    { background: var(--color-accent); color: var(--color-white); }
.btn--accent:hover  { background: var(--color-accent-light); }
.btn--outline   { border: 1px solid var(--color-primary); color: var(--color-primary); }
.btn--outline:hover { background: var(--color-primary); color: var(--color-white); }
.btn--ghost     { color: var(--color-mid); font-weight: 500; letter-spacing: 0.03em; text-transform: none; }
.btn--ghost:hover   { color: var(--color-primary); }
.btn--sm        { padding: 0.5rem 1.1rem; font-size: 0.7rem; }

/* ── Flash ──────────────────────────────────────────────────── */
.flash {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.875rem 1.5rem;
  font-size: 0.875rem; font-weight: 500;
  position: fixed; top: calc(var(--nav-h) + 0.75rem); right: 1.5rem;
  z-index: 9999; max-width: 420px; border-radius: var(--radius-md);
  animation: slideIn 0.25s ease;
}
.flash--success { background: #d1fae5; color: #065f46; }
.flash--error   { background: #fee2e2; color: #7f1d1d; }
.flash__close   { opacity: 0.6; font-size: 1rem; }
.flash__close:hover { opacity: 1; }
@keyframes slideIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
  position: sticky; top: 0; z-index: 1000;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-rule);
  transition: box-shadow 0.2s;
  height: var(--nav-h);
}
.navbar--scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.08); }
.navbar__inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 2rem;
  height: 100%; display: flex; align-items: center; gap: 2rem;
}

.navbar__logo {
  font-family: var(--font-display);
  font-size: 1.6rem; font-weight: 700;
  text-decoration: none; color: var(--color-primary);
  letter-spacing: -0.02em; flex-shrink: 0;
}
.navbar__logo-dot { color: var(--color-accent); }

.navbar__links {
  display: flex; align-items: center; gap: 0.25rem;
  list-style: none; margin: 0;
}
.navbar__links a {
  display: block; padding: 0.4rem 0.75rem;
  font-size: 0.78rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-mid); text-decoration: none; transition: color 0.2s;
}
.navbar__links a:hover, .navbar__links a.active { color: var(--color-primary); }

.navbar__actions {
  margin-left: auto; display: flex; align-items: center; gap: 0.5rem;
}
.navbar__icon-btn {
  width: 38px; height: 38px; display: flex; align-items: center; justify-content: center;
  color: var(--color-mid); border-radius: var(--radius-sm); transition: all 0.2s; position: relative;
}
.navbar__icon-btn:hover { color: var(--color-primary); background: var(--color-light-bg); }
.navbar__cart-badge {
  position: absolute; top: 2px; right: 2px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--color-accent); color: white;
  font-size: 0.6rem; font-weight: 700; display: flex; align-items: center; justify-content: center;
}
.navbar__link-plain { font-size: 0.78rem; font-weight: 500; text-decoration: none; color: var(--color-mid); padding: 0.4rem 0.5rem; }
.navbar__link-plain:hover { color: var(--color-primary); }
.navbar__cta {
  background: var(--color-primary); color: var(--color-white);
  padding: 0.55rem 1.2rem;
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  text-decoration: none; transition: background 0.2s;
}
.navbar__cta:hover { background: var(--color-accent); }

/* Search bar */
.search-bar {
  background: var(--color-light-bg); border-top: 1px solid var(--color-rule);
  padding: 0.875rem 2rem;
}
.search-bar__form {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; align-items: center; gap: 0.75rem;
}
.search-bar__form input {
  flex: 1; background: none; border: none; outline: none;
  font-size: 1rem; font-family: var(--font-body);
  color: var(--color-primary);
}
.search-bar__form input::placeholder { color: var(--color-mid); }
.search-bar__form button { color: var(--color-mid); }

/* Dropdowns */
.user-menu, .lang-switcher { position: relative; }
.user-menu__btn, .lang-switcher__btn {
  display: flex; align-items: center; gap: 0.4rem;
  padding: 0.35rem 0.6rem; border-radius: var(--radius-sm);
  font-size: 0.8rem; font-weight: 500; color: var(--color-primary);
  transition: background 0.15s;
}
.user-menu__btn:hover, .lang-switcher__btn:hover { background: var(--color-light-bg); }
.user-menu__avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--color-primary); color: white;
  font-size: 0.7rem; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
}
.user-menu__dropdown, .lang-switcher__dropdown {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: white; border: 1px solid var(--color-rule); border-radius: var(--radius-md);
  box-shadow: var(--shadow-md); list-style: none; min-width: 180px;
  opacity: 0; pointer-events: none; transform: translateY(-4px); transition: all 0.15s;
}
.user-menu.open .user-menu__dropdown,
.lang-switcher.open .lang-switcher__dropdown {
  opacity: 1; pointer-events: all; transform: none;
}
.user-menu__dropdown a, .lang-switcher__dropdown a {
  display: block; padding: 0.6rem 1rem;
  font-size: 0.83rem; text-decoration: none; color: var(--color-primary);
  transition: background 0.1s;
}
.user-menu__dropdown a:hover, .lang-switcher__dropdown a:hover { background: var(--color-light-bg); }
.user-menu__sep { height: 1px; background: var(--color-rule); margin: 0.25rem 0; }

/* Hamburger */
.navbar__hamburger {
  display: none; flex-direction: column; gap: 5px; width: 38px; height: 38px;
  align-items: center; justify-content: center; border-radius: var(--radius-sm);
}
.navbar__hamburger span {
  display: block; width: 20px; height: 1.5px;
  background: var(--color-primary); transition: all 0.2s;
}
.navbar__hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.navbar__hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.navbar__hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Producto card ───────────────────────────────────────────── */
.product-card { position: relative; }
.product-card__link {
  display: block; text-decoration: none; color: inherit;
}
.product-card__link:hover .product-card__name { color: var(--color-accent); }
.product-card__img {
  background: var(--color-secondary); aspect-ratio: 3/4;
  position: relative; overflow: hidden; margin-bottom: 0.75rem;
}
.product-card__img--action { cursor: pointer; }
.product-card__img img,
.product-card__img-primary,
.product-card__img-hover {
  width: 100%; height: 100%; object-fit: cover;
  transition: opacity 0.4s ease, transform 0.45s ease;
}
.product-card__img-primary { position: relative; z-index: 1; display: block; }
.product-card__img-hover {
  position: absolute; inset: 0; z-index: 2;
  opacity: 0; pointer-events: none;
}
.product-card:hover .product-card__img-hover { opacity: 1; }
.product-card:hover .product-card__img-primary { transform: scale(1.04); }
.product-card__quickview {
  position: absolute; bottom: 0.75rem; left: 50%; z-index: 5;
  transform: translateX(-50%) translateY(6px);
  display: inline-flex; align-items: center; gap: 0.35rem;
  padding: 0.45rem 0.85rem;
  background: rgba(255,255,255,0.96); border: 1px solid var(--color-rule);
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--color-primary); opacity: 0; pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}
.product-card:hover .product-card__quickview {
  opacity: 1; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.product-card__quickview:hover { background: var(--color-primary); color: white; border-color: var(--color-primary); }
.product-card__placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem; color: var(--color-sand2);
}
.product-card__badge {
  position: absolute; top: 0.75rem; left: 0.75rem;
  background: var(--color-primary); color: white;
  font-size: 0.6rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 0.25rem 0.6rem;
}
.product-card__badge--new   { background: var(--color-accent); }
.product-card__badge--sale  { background: var(--color-error); }
.product-card__name   { font-size: 0.875rem; font-weight: 500; color: var(--color-primary); margin-bottom: 0.15rem; }
.product-card__variant { font-size: 0.75rem; color: var(--color-mid); margin-bottom: 0.35rem; }
.product-card__price  { font-family: var(--font-display); font-size: 1rem; font-weight: 700; }
.product-card__colors { display: flex; gap: 4px; margin-top: 0.4rem; }
.product-card__dot    { width: 10px; height: 10px; border-radius: 50%; border: 1px solid rgba(0,0,0,0.12); }

/* ── Quick view modal ────────────────────────────────────────── */
.quick-view {
  position: fixed; inset: 0; z-index: 900;
  display: flex; align-items: center; justify-content: center;
  padding: 1.5rem;
}
.quick-view[hidden] { display: none; }
.quick-view__backdrop {
  position: absolute; inset: 0;
  background: rgba(13,13,13,0.55);
}
.quick-view__dialog {
  position: relative; z-index: 1;
  width: min(920px, 100%); max-height: min(90vh, 720px);
  background: white; border-radius: 4px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.2);
  overflow: auto; padding: 1.5rem;
}
.quick-view__close {
  position: absolute; top: 0.75rem; right: 0.75rem; z-index: 2;
  width: 2rem; height: 2rem; border-radius: 50%;
  background: var(--color-light-bg); color: var(--color-mid);
  font-size: 0.9rem; line-height: 1;
}
.quick-view__close:hover { background: var(--color-primary); color: white; }
.quick-view__loader { text-align: center; padding: 3rem 1rem; color: var(--color-mid); font-size: 0.9rem; }
.quick-view__grid {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2rem; align-items: start;
}
.quick-view__media { background: var(--color-secondary); aspect-ratio: 4/5; overflow: hidden; }
.quick-view__img { width: 100%; height: 100%; object-fit: cover; display: block; }
.quick-view__placeholder {
  width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
  font-size: 3rem; color: var(--color-sand2);
}
.quick-view__variant { font-size: 0.75rem; color: var(--color-mid); margin-bottom: 0.35rem; }
.quick-view__title {
  font-family: var(--font-display); font-size: 1.35rem; font-weight: 700;
  color: var(--color-primary); margin-bottom: 0.5rem;
}
.quick-view__price {
  font-family: var(--font-display); font-size: 1.15rem; font-weight: 700;
  margin-bottom: 0.75rem;
}
.quick-view__excerpt { font-size: 0.82rem; color: var(--color-mid); line-height: 1.6; margin-bottom: 1rem; }
.quick-view__field { margin-bottom: 1rem; }
.quick-view__label {
  display: block; font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-mid); margin-bottom: 0.5rem;
}
.quick-view__hint { font-size: 0.75rem; color: var(--color-mid); margin-top: 0.5rem; }
.quick-view__actions { margin: 1.25rem 0 0.75rem; }
.quick-view__full-link {
  font-size: 0.78rem; font-weight: 600; color: var(--color-accent); text-decoration: none;
}
.quick-view__full-link:hover { text-decoration: underline; }
@media (max-width: 768px) {
  .quick-view__grid { grid-template-columns: 1fr; gap: 1.25rem; }
  .quick-view__media { max-height: 50vh; aspect-ratio: auto; }
}

/* Grilla de productos */
.product-grid { display: grid; gap: 1.5rem; }
.product-grid--4 { grid-template-columns: repeat(4, 1fr); }
.product-grid--3 { grid-template-columns: repeat(3, 1fr); }

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  background: var(--color-primary); color: rgba(255,255,255,0.45);
  padding: 4rem 0 0;
}
.footer__inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 2rem;
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 3rem;
}
.footer__logo {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 700; color: white;
  text-decoration: none; display: inline-block; margin-bottom: 0.5rem;
}
.footer__logo span { color: var(--color-accent); }
.footer__brand p { font-size: 0.8rem; line-height: 1.6; margin-top: 0.4rem; }
.footer__whatsapp {
  display: inline-flex; align-items: center; gap: 0.4rem;
  margin-top: 1rem; font-size: 0.78rem; color: rgba(255,255,255,0.5);
  text-decoration: none; transition: color 0.2s;
}
.footer__whatsapp:hover { color: white; }
.footer__col h4 {
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase;
  color: rgba(255,255,255,0.6); margin-bottom: 1rem;
}
.footer__col ul { list-style: none; }
.footer__col li { margin-bottom: 0.5rem; }
.footer__col a, .footer__col span {
  font-size: 0.8rem; color: rgba(255,255,255,0.35);
  text-decoration: none; transition: color 0.2s;
}
.footer__col a:hover { color: var(--color-accent); }
.footer__bottom {
  max-width: var(--max-w); margin: 0 auto;
  padding: 1.5rem 2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 3rem;
}
.footer__bottom p { font-size: 0.75rem; }
.footer__bottom a { color: var(--color-accent); text-decoration: none; }

/* ── Formularios ────────────────────────────────────────────── */
.form-group    { margin-bottom: 1.25rem; }
.form-label    { display: block; font-size: 0.8rem; font-weight: 500; margin-bottom: 0.4rem; }
.form-control  {
  width: 100%; padding: 0.65rem 0.9rem;
  font-size: 0.9rem; font-family: var(--font-body);
  border: 1px solid var(--color-rule); border-radius: var(--radius-sm);
  background: white; color: var(--color-primary);
  transition: border-color 0.2s, box-shadow 0.2s; outline: none;
}
.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(13,13,13,0.06);
}
.form-error  { font-size: 0.75rem; color: var(--color-error); margin-top: 0.3rem; }
.form-hint   { font-size: 0.75rem; color: var(--color-mid); margin-top: 0.3rem; }
select.form-control { appearance: none; 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 1l5 5 5-5' stroke='%236B6560' stroke-width='1.5' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.9rem center; padding-right: 2.5rem; }

/* ── Paginación ─────────────────────────────────────────────── */
.pagination { display: flex; gap: 0.35rem; align-items: center; justify-content: center; margin-top: 3rem; }
.pagination__item {
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  font-size: 0.83rem; border: 1px solid var(--color-rule); color: var(--color-mid);
  text-decoration: none; transition: all 0.15s;
}
.pagination__item:hover   { border-color: var(--color-primary); color: var(--color-primary); }
.pagination__item--active { background: var(--color-primary); color: white; border-color: var(--color-primary); }
.pagination__item--dots   { border: none; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .product-grid--4 { grid-template-columns: repeat(3, 1fr); }
  .footer__inner   { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  :root { --nav-h: 60px; }
  .navbar__links {
    position: fixed; top: var(--nav-h); left: 0; right: 0; bottom: 0;
    background: white; flex-direction: column; align-items: flex-start;
    padding: 1.5rem 2rem; gap: 0;
    transform: translateX(-100%); transition: transform 0.3s;
  }
  .navbar__links.navbar__links--open { transform: none; }
  .navbar__links a { font-size: 1rem; padding: 0.75rem 0; border-bottom: 1px solid var(--color-rule); width: 100%; }
  .navbar__hamburger { display: flex; }
  .product-grid--4, .product-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .footer__inner   { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer__bottom  { flex-direction: column; gap: 0.5rem; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 1rem; }
  .product-grid--4, .product-grid--3 { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
}