/* =============================================
   VESTA — E-commerce de Ropa
   style.css
   ============================================= */

/* ---------- VARIABLES ---------- */
:root {
  --color-bg:        #f7f4f0;
  --color-dark:      #1a1a18;
  --color-mid:       #4a4a46;
  --color-light:     #e8e2d9;
  --color-accent:    #b07d4f;
  --color-white:     #ffffff;
  --color-nequi:     #6e2aff;

  --font-display:    'Cormorant Garamond', Georgia, serif;
  --font-body:       'DM Sans', sans-serif;

  --radius:          4px;
  --shadow:          0 2px 20px rgba(0,0,0,0.08);
  --transition:      0.25s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-dark);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- BOTONES ---------- */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border: 2px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.btn--dark {
  background-color: var(--color-dark);
  color: var(--color-white);
  border-color: var(--color-dark);
}

.btn--dark:hover {
  background-color: var(--color-mid);
  border-color: var(--color-mid);
}

.btn--light {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn--light:hover {
  background-color: var(--color-white);
  color: var(--color-dark);
}

.btn--full {
  display: block;
  width: 100%;
  text-align: center;
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ---------- TÍTULO DE SECCIÓN ---------- */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 600;
  text-align: center;
  margin-bottom: 2.5rem;
  letter-spacing: -0.01em;
}

/* =============================================
   HEADER
   ============================================= */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2.5rem;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-light);
  backdrop-filter: blur(8px);
}

.header__logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.header__nav {
  display: flex;
  gap: 2rem;
}

.header__nav a {
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-mid);
  transition: color var(--transition);
}

.header__nav a:hover {
  color: var(--color-dark);
}

.header__cart-btn {
  position: relative;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-dark);
  display: flex;
  align-items: center;
  padding: 4px;
  transition: transform var(--transition);
}

.header__cart-btn:hover {
  transform: scale(1.1);
}

.cart-count {
  position: absolute;
  top: -4px;
  right: -6px;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: 0.65rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* =============================================
   HERO
   ============================================= */
.hero {
  min-height: 80vh;
  background-color: var(--color-dark);
  display: flex;
  align-items: center;
  padding: 4rem 2.5rem;
  position: relative;
  overflow: hidden;
}

/* Textura decorativa de fondo */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(ellipse at 70% 50%, rgba(176,125,79,0.15) 0%, transparent 60%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 600px;
}

.hero__eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.05;
  margin-bottom: 1.2rem;
}

.hero__subtitle {
  color: rgba(255,255,255,0.65);
  font-size: 1rem;
  margin-bottom: 2rem;
  max-width: 380px;
}

/* =============================================
   CÓMO COMPRAR
   ============================================= */
.how-to {
  padding: 5rem 2.5rem;
  background-color: var(--color-light);
}

.how-to__steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.step {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.step__number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
  line-height: 1;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.step p {
  font-size: 0.9rem;
  color: var(--color-mid);
}

/* =============================================
   CATÁLOGO
   ============================================= */
.catalog {
  padding: 5rem 2.5rem;
  max-width: 1300px;
  margin: 0 auto;
}

.catalog__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

/* ---------- TARJETA DE PRODUCTO ---------- */
.product-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.product-card__image {
  width: 100%;
  height: 320px;
  background-color: var(--color-light);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Placeholder visible hasta que agregues la imagen real */
.image-placeholder {
  font-size: 0.85rem;
  color: var(--color-mid);
  letter-spacing: 0.05em;
  text-align: center;
  padding: 1rem;
}

.product-card__info {
  padding: 1.25rem;
}

.product-card__name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

.product-card__price {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

/* =============================================
   CARRITO LATERAL (SIDEBAR)
   ============================================= */

/* Fondo oscuro detrás del carrito */
.cart-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 200;
  backdrop-filter: blur(2px);
}

.cart-overlay.active {
  display: block;
}

/* El sidebar en sí */
.cart-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  width: 380px;
  max-width: 95vw;
  height: 100%;
  background: var(--color-white);
  z-index: 201;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -4px 0 30px rgba(0,0,0,0.1);
}

.cart-sidebar.open {
  transform: translateX(0);
}

.cart-sidebar__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-bottom: 1px solid var(--color-light);
}

.cart-sidebar__header h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
}

.cart-sidebar__close {
  background: none;
  border: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--color-mid);
  line-height: 1;
  transition: color var(--transition);
}

.cart-sidebar__close:hover {
  color: var(--color-dark);
}

.cart-sidebar__items {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.5rem;
}

.cart-empty {
  text-align: center;
  color: var(--color-mid);
  margin-top: 2rem;
  font-size: 0.9rem;
}

/* Ítem dentro del carrito */
.cart-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--color-light);
  gap: 1rem;
}

.cart-item__info {
  flex: 1;
}

.cart-item__name {
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.2rem;
}

.cart-item__price {
  font-size: 0.85rem;
  color: var(--color-accent);
}

.cart-item__remove {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-mid);
  font-size: 1.1rem;
  transition: color var(--transition);
  flex-shrink: 0;
}

.cart-item__remove:hover {
  color: #c0392b;
}

/* Footer del carrito */
.cart-sidebar__footer {
  padding: 1.5rem;
  border-top: 1px solid var(--color-light);
}

.cart-total {
  display: flex;
  justify-content: space-between;
  font-weight: 500;
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

/* =============================================
   MODAL DE CHECKOUT
   ============================================= */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 300;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  backdrop-filter: blur(3px);
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--color-white);
  border-radius: 8px;
  padding: 2.5rem;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.modal__close {
  position: absolute;
  top: 1rem;
  right: 1.2rem;
  background: none;
  border: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--color-mid);
  transition: color var(--transition);
}

.modal__close:hover {
  color: var(--color-dark);
}

.modal__title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
}

/* ---------- FORMULARIO ---------- */
.form-group {
  margin-bottom: 1.1rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-mid);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-light);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-dark);
  background: var(--color-bg);
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
}

/* ---------- INFO DE PAGO ---------- */
.payment-info {
  background: #f3eeff;
  border-left: 4px solid var(--color-nequi);
  border-radius: var(--radius);
  padding: 1.2rem;
  margin: 1.5rem 0;
}

.payment-info h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.nequi-number {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-nequi);
  letter-spacing: 0.05em;
  margin: 0.3rem 0;
}

.payment-note {
  font-size: 0.8rem;
  color: var(--color-mid);
  margin-top: 0.5rem;
}

.modal__total {
  display: flex;
  justify-content: space-between;
  font-size: 1.05rem;
  font-weight: 600;
  padding: 1rem 0;
  border-top: 1px solid var(--color-light);
  margin-bottom: 1rem;
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background-color: var(--color-dark);
  color: rgba(255,255,255,0.75);
  padding: 3.5rem 2.5rem 1.5rem;
}

.footer__top {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 1.5rem;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.footer__contact h4,
.footer__payment h4 {
  color: var(--color-white);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.footer__contact p,
.footer__payment p {
  font-size: 0.88rem;
  margin-bottom: 0.4rem;
}

.footer__contact a:hover {
  color: var(--color-white);
}

.footer__bottom {
  text-align: center;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
}

/* =============================================
   BOTÓN FLOTANTE WHATSAPP
   ============================================= */
.whatsapp-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 150;
  background-color: #25d366;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
  transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.6);
}

/* =============================================
   RESPONSIVE — MÓVIL
   ============================================= */
@media (max-width: 768px) {
  .header {
    padding: 1rem 1.2rem;
  }

  .header__nav {
    display: none; /* En móvil se oculta; podés agregar un menú hamburguesa */
  }

  .hero {
    padding: 3rem 1.5rem;
    min-height: 60vh;
  }

  .how-to,
  .catalog {
    padding: 3.5rem 1.2rem;
  }

  .catalog__grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }

  .footer {
    padding: 2.5rem 1.2rem 1.2rem;
  }

  .whatsapp-btn {
    bottom: 1.2rem;
    right: 1.2rem;
  }
}

/* =============================================
   SELECTOR DE TALLES
   ============================================= */
.size-selector {
  margin-bottom: 1rem;
}

.size-label {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-mid);
  margin-bottom: 0.5rem;
}

.size-options {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.size-btn {
  width: 38px;
  height: 38px;
  border: 1.5px solid var(--color-light);
  border-radius: var(--radius);
  background: none;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  color: var(--color-dark);
  transition: all var(--transition);
}

.size-btn:hover {
  border-color: var(--color-dark);
}

.size-btn.selected {
  background-color: var(--color-dark);
  border-color: var(--color-dark);
  color: var(--color-white);
}