:root {
  --crema: #FFF6E9;
  --masa: #F3E3C7;
  --jitomate: #D9502F;
  --jitomate-osc: #B93F22;
  --hoja: #3E8E5A;
  --hoja-texto: #2F7A4B;
  --mostaza: #E9A93A;
  --cafe: #3B2A20;
  --cafe-suave: #6B5646;
  --linea: #E6D3B3;
  --display: "Fredoka", "Arial Rounded MT Bold", sans-serif;
  --texto: "DM Sans", system-ui, sans-serif;
  --radio: 20px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  background: var(--crema);
  color: var(--cafe);
  font: 16px/1.6 var(--texto);
}
img { max-width: 100%; height: auto; }
a { color: var(--jitomate-osc); }
h1, h2, h3 { font-family: var(--display); line-height: 1.12; margin: 0 0 .5em; }
h1 { font-size: clamp(36px, 6vw, 60px); font-weight: 700; }
h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 600; }
h3 { font-size: 20px; font-weight: 600; }
p { margin: 0 0 1em; }
.g { color: var(--jitomate); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.small { font-size: 13px; color: var(--cafe-suave); }
small { font-weight: 400; color: var(--cafe-suave); }
.kicker {
  font-family: var(--display); font-weight: 600; font-size: 14px;
  letter-spacing: .08em; text-transform: uppercase; color: var(--jitomate); margin-bottom: 8px;
}
.sub { font-size: 18px; max-width: 680px; }

.preview-ribbon {
  background: var(--mostaza); color: var(--cafe); text-align: center;
  font: 600 13px/1 var(--display); padding: 8px 16px;
}

/* Botones */
.btn {
  display: inline-block; border: 0; cursor: pointer; text-decoration: none;
  background: var(--jitomate); color: #fff; font: 600 17px/1 var(--display);
  padding: 15px 24px; border-radius: 99px; transition: background .15s, transform .15s;
}
.btn:hover { background: var(--jitomate-osc); }
.btn:active { transform: scale(.98); }
.btn:focus-visible, .icon-btn:focus-visible, .cart-btn:focus-visible { outline: 3px solid var(--mostaza); outline-offset: 2px; }
.btn-ghost { background: transparent; color: var(--cafe); box-shadow: inset 0 0 0 2px var(--cafe); }
.btn-ghost:hover { background: var(--masa); }
.btn-sm { font-size: 15px; padding: 10px 16px; }
.btn-block { display: block; width: 100%; text-align: center; margin-top: 10px; }

/* Barra superior */
.topbar {
  position: sticky; top: 0; z-index: 20; background: rgba(255, 246, 233, .94);
  backdrop-filter: blur(6px); border-bottom: 2px solid var(--linea);
}
.topbar-in { display: flex; align-items: center; gap: 16px; height: 64px; }
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--cafe); font: 600 22px/1 var(--display); }
.nav { display: flex; gap: 20px; margin-left: auto; }
.nav a { color: var(--cafe); text-decoration: none; font: 500 16px var(--display); }
.nav a:hover { color: var(--jitomate); }
.cart-btn {
  position: relative; border: 0; background: var(--cafe); color: var(--crema);
  width: 46px; height: 46px; border-radius: 50%; cursor: pointer; display: grid; place-items: center;
}
.cart-count {
  position: absolute; top: -4px; right: -4px; background: var(--jitomate); color: #fff;
  font: 600 12px/20px var(--display); min-width: 20px; height: 20px; border-radius: 99px; text-align: center;
}
@media (max-width: 820px) {
  .nav { display: none; }
  .cart-btn { margin-left: auto; }
}

/* Hero */
.hero { padding: 56px 0 72px; }
.hero-in { display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; align-items: center; }
.lead { font-size: clamp(18px, 2.2vw, 21px); max-width: 560px; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }
.hero-art { position: relative; text-align: center; }
.hero-art img { width: min(320px, 70vw); filter: drop-shadow(0 12px 0 var(--masa)); }
.bubble {
  display: inline-block; background: #fff; border: 2px solid var(--cafe); border-radius: 18px;
  padding: 10px 16px; font: 500 16px var(--display); margin-top: 8px;
}
@media (max-width: 820px) {
  .hero { padding: 32px 0 48px; }
  .hero-in { grid-template-columns: 1fr; }
  .hero-art { order: -1; }
  .hero-art img { width: 180px; }
}

/* Bloques */
.block { padding: 72px 0; }
.block-masa { background: var(--masa); }
.grid { display: grid; gap: 20px; }
.cards { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin-top: 24px; }

.steps { list-style: none; counter-reset: s; padding: 0; margin: 24px 0 0; display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.steps li { counter-increment: s; background: #fff; border: 2px solid var(--linea); border-radius: var(--radio); padding: 24px; }
.steps li::before {
  content: counter(s); display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%;
  background: var(--jitomate); color: #fff; font: 700 20px var(--display); margin-bottom: 12px;
}
.steps b { font-family: var(--display); font-size: 19px; display: block; margin-bottom: 4px; }

/* Formularios */
.form { display: grid; gap: 14px; max-width: 520px; }
.form label { display: grid; gap: 6px; font-weight: 500; font-size: 15px; }
.form input, .form select, .form textarea {
  font: 16px var(--texto); color: var(--cafe); background: #fff;
  border: 2px solid var(--linea); border-radius: 12px; padding: 12px 14px; width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--jitomate); }
.form .check { display: flex; align-items: center; gap: 10px; font-weight: 400; }
.form .check input { width: 20px; height: 20px; accent-color: var(--jitomate); flex-shrink: 0; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-error { color: var(--jitomate-osc); font-weight: 500; margin: 0; min-height: 1em; }
@media (max-width: 480px) { .row2 { grid-template-columns: 1fr; } }

/* Calculadora */
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.calc-result {
  background: #fff; border: 3px solid var(--cafe); border-radius: 24px; padding: 28px; text-align: center;
  position: sticky; top: 88px;
}
.calc-result .grande { font: 700 clamp(44px, 7vw, 64px)/1 var(--display); color: var(--jitomate); margin: 8px 0; }
.calc-result .datos { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 16px 0; text-align: left; }
.calc-result .datos div { background: var(--crema); border-radius: 12px; padding: 10px 12px; }
.calc-result .datos b { display: block; font: 600 20px var(--display); }
.calc-result .aviso { font-size: 13px; color: var(--cafe-suave); margin: 12px 0 0; }
@media (max-width: 820px) {
  .calc { grid-template-columns: 1fr; }
  .calc-result { position: static; }
}

/* Tarjetas de producto */
.card {
  background: #fff; border: 2px solid var(--linea); border-radius: var(--radio); padding: 22px;
  display: flex; flex-direction: column; gap: 6px;
}
.card.premium { background: var(--crema); border-color: var(--cafe); }
.card h3 { margin: 4px 0 0; }
.card .perfil { font-weight: 500; margin: 0; }
.card .ingredientes { font-size: 14px; color: var(--cafe-suave); margin: 0; }
.card-pie { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 12px; }
.precio { font: 700 24px var(--display); }
.precio small { font-size: 14px; }
.badge {
  align-self: flex-start; font: 600 13px var(--display); padding: 3px 12px; border-radius: 99px;
  background: var(--hoja); color: #fff;
}
.card.premium .badge { background: var(--cafe); color: var(--mostaza); }
.badge-kit { background: var(--jitomate); }
.legal-precio { font-size: 13px; color: var(--cafe-suave); margin-top: 18px; }

.info-card { background: #fff; border: 2px solid var(--linea); border-radius: var(--radio); padding: 22px; }

/* Zonas */
.zonas { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin-top: 20px; }
.zona { background: #fff; border-radius: 16px; padding: 14px 18px; border: 2px solid var(--linea); }
.zona b { font-family: var(--display); font-size: 18px; display: block; }

/* Veterinario */
.vet { display: flex; gap: 28px; align-items: center; }
@media (max-width: 640px) { .vet { flex-direction: column; text-align: center; } }

/* FAQ */
.faq details { background: #fff; border: 2px solid var(--linea); border-radius: 16px; padding: 16px 20px; margin-top: 12px; max-width: 820px; }
.faq summary { cursor: pointer; font: 600 18px var(--display); }
.faq details p { margin: 10px 0 0; }

/* Footer */
.footer { padding: 48px 0; border-top: 2px dashed var(--linea); }
.footer-in { display: grid; gap: 4px; }

/* Carrito */
.drawer-backdrop { position: fixed; inset: 0; background: rgba(59, 42, 32, .35); z-index: 40; }
.drawer {
  position: fixed; top: 0; right: 0; height: 100%; width: min(420px, 100%); z-index: 50;
  background: var(--crema); border-left: 3px solid var(--cafe); padding: 20px; overflow-y: auto;
  transform: translateX(105%); transition: transform .25s ease;
}
.drawer.open { transform: none; }
.drawer-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.drawer-head h2 { margin: 0; font-size: 28px; }
.icon-btn { border: 0; background: var(--masa); color: var(--cafe); width: 40px; height: 40px; border-radius: 50%; font-size: 26px; line-height: 1; cursor: pointer; }
.cart-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.cart-item { background: #fff; border: 2px solid var(--linea); border-radius: 14px; padding: 12px 14px; }
.cart-item .top { display: flex; justify-content: space-between; gap: 10px; font-weight: 500; }
.cart-item .det { font-size: 13px; color: var(--cafe-suave); }
.qty { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.qty button { width: 32px; height: 32px; border-radius: 50%; border: 2px solid var(--cafe); background: #fff; font: 600 16px var(--display); cursor: pointer; color: var(--cafe); }
.qty .quitar { width: auto; border: 0; background: none; color: var(--jitomate-osc); text-decoration: underline; margin-left: auto; font: 500 14px var(--texto); }
.cart-totals { margin-top: 16px; display: grid; gap: 4px; }
.cart-totals .fila { display: flex; justify-content: space-between; }
.cart-totals .total { font: 700 22px var(--display); border-top: 2px dashed var(--linea); padding-top: 8px; margin-top: 4px; }
.cart-empty { text-align: center; padding: 24px 0; }
.msg { white-space: pre-wrap; background: #fff; border: 2px solid var(--linea); border-radius: 12px; padding: 14px; font: 14px/1.5 var(--texto); }