/* =========================================================================
   Crea tu Shake — Herramientas. Mismo layout de página que calculadora.css
   (formulario dentro de .content-page), reutiliza el mismo lenguaje visual:
   Paper Card hover, insignia de check circular, animación de aparición del
   resultado con cubic-bezier(.16,1,.3,1).
   ========================================================================= */

.shake-page { max-width: 720px; margin: 0 auto; padding: 72px 24px 90px; }
.shake-lead { font: 17px/1.75 var(--font-body); color: var(--color-text-muted); margin: 0 0 40px; }

.shake-form {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card-lg);
  padding: clamp(24px, 4vw, 36px);
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.shake-step-title { font: 700 13px var(--font-body); letter-spacing: .04em; text-transform: uppercase; color: var(--color-text); margin: 0 0 14px; }

/* ===== Paso 1/2: tarjetas de opción (tipo de producto, sabor) — mismo
   componente que .calc-option en calculadora.css. ===== */
.shake-options { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; }
.shake-option {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 3px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-panel);
  background: var(--color-bg);
  padding: 14px 40px 14px 16px;
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.shake-option:hover { transform: translateY(-2px); box-shadow: var(--shadow-card-hover); }
.shake-option input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.shake-option-title { font: 700 14px var(--font-body); color: var(--color-text); }
.shake-option-sub { font: 12px/1.4 var(--font-body); color: var(--color-text-muted); }
.shake-option::after {
  content: '';
  position: absolute;
  top: 14px; right: 14px;
  width: 18px; height: 18px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  background: var(--color-bg-elevated);
  transition: border-color .2s ease, background .2s ease, transform .25s cubic-bezier(.16, 1, .3, 1);
}
.shake-option:has(input:checked) {
  border-color: var(--color-green-mid);
  background: var(--color-badge-bg-green);
  box-shadow: var(--glow-green);
  transform: translateY(-2px);
}
.shake-option:has(input:checked)::after {
  border-color: var(--color-green-mid);
  background: var(--color-green-mid);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 11px;
  transform: scale(1.08);
}
.shake-option:has(input:focus-visible) { outline: 3px solid oklch(70% 0.15 142 / .4); outline-offset: 2px; }

/* ===== Paso 3: ingredientes disponibles — pastillas, no tarjetas (son
   muchas y de una sola línea de texto, un check pequeño basta). ===== */
.shake-check-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.shake-check-group:last-child { margin-bottom: 0; }
.shake-check-label { font: 700 12px var(--font-body); color: var(--color-text-muted); letter-spacing: .03em; text-transform: uppercase; margin: 0 0 2px; }
.shake-checks { display: flex; flex-wrap: wrap; gap: 8px; }
.shake-check {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-bg);
  padding: 8px 14px 8px 12px;
  font: 600 13px var(--font-body);
  color: var(--color-text);
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease, color .2s ease;
}
.shake-check input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.shake-check::before {
  content: '';
  flex: none;
  width: 14px; height: 14px;
  border-radius: 4px;
  border: 1.5px solid var(--color-border);
  background: var(--color-bg-elevated);
  transition: border-color .2s ease, background .2s ease;
}
.shake-check:has(input:checked) {
  border-color: var(--color-green-mid);
  background: var(--color-badge-bg-green);
  color: var(--color-green-dark);
}
.shake-check:has(input:checked)::before {
  border-color: var(--color-green-mid);
  background: var(--color-green-mid) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/9px no-repeat;
}
.shake-check:has(input:focus-visible) { outline: 3px solid oklch(70% 0.15 142 / .4); outline-offset: 2px; }
.shake-check:hover { border-color: var(--color-green-mid); }

@media (prefers-reduced-motion: reduce) {
  .shake-option, .shake-option::after, .shake-check, .shake-check::before { transition: none; }
}

.shake-submit {
  background: var(--color-green-mid); color: #fff; border: none;
  font: 700 14px var(--font-body); letter-spacing: .04em; text-transform: uppercase;
  padding: 15px 28px; border-radius: var(--radius-pill); cursor: pointer;
  transition: transform .2s, background .2s, box-shadow .2s;
  align-self: flex-start;
}
.shake-submit:hover { transform: translateY(-2px); background: var(--color-green-hover); box-shadow: var(--glow-green); }
.shake-msg { font: 13px var(--font-body); color: var(--color-text-muted); margin: 0; min-height: 1.2em; }

/* ===== Resultado ===== */
.shake-result {
  margin-top: 32px;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .5s cubic-bezier(.16, 1, .3, 1), transform .5s cubic-bezier(.16, 1, .3, 1);
}
.shake-result.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { .shake-result { transition: none; } }

.shake-result-title { font: 800 22px var(--font-display); color: var(--color-text); letter-spacing: -.01em; margin: 0 0 16px; }

.shake-recipes { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 16px; }
.shake-recipe {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card-lg);
  background: var(--color-bg-elevated);
  padding: clamp(20px, 4vw, 28px);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.shake-recipe:hover { transform: translateY(-3px); border-color: oklch(70% 0.15 142 / .4); box-shadow: var(--glow-green); }
@media (prefers-reduced-motion: reduce) { .shake-recipe { transition: none; } }
.shake-recipe-body { flex: 1 1 auto; min-width: 0; }

/* Miniatura a la derecha de la ficha — orden 2 en el flex para quedar al
   final del marcado (mejor accesibilidad: el contenido se lee antes que la
   imagen decorativa), pero visualmente a la derecha en todos los anchos. */
.shake-recipe-media {
  order: 2;
  flex: none;
  width: 96px;
  height: 96px;
  border-radius: var(--radius-panel);
  overflow: hidden;
  background: var(--color-bg);
}
.shake-recipe-media img { width: 100%; height: 100%; object-fit: cover; display: block; }

.shake-recipe-name { font: 700 17px var(--font-body); color: var(--color-text); margin: 0 0 6px; }
.shake-recipe-match { font: 700 12px var(--font-body); letter-spacing: .02em; color: var(--color-text-muted); margin: 0 0 10px; }
.shake-recipe-match.is-full { color: var(--color-green-dark); }
.shake-recipe-with { font: 13px/1.6 var(--font-body); color: var(--color-text-muted); margin: 0 0 8px; }
.shake-recipe-with strong { color: var(--color-text); }
.shake-recipe-note { font: 13px/1.6 var(--font-body); color: var(--color-text-muted); font-style: italic; margin: 0 0 16px; }

.shake-macros { border-top: 1px solid var(--color-border); padding-top: 14px; }
.shake-macros-title { font: 700 12px var(--font-body); letter-spacing: .03em; text-transform: uppercase; color: var(--color-text-muted); margin: 0 0 10px; }
.shake-macros-note { font: 12.5px/1.6 var(--font-body); color: var(--color-text-muted); margin: 0 0 10px; }
.shake-macros-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.shake-macro-cell { display: flex; flex-direction: column; gap: 2px; }
.shake-macro-value { font: 800 19px var(--font-display); color: var(--color-green-dark); letter-spacing: -.01em; font-variant-numeric: tabular-nums; }
.shake-macro-label { font: 11px var(--font-body); color: var(--color-text-muted); }

.shake-disclaimer {
  margin-top: 28px;
  font: 13px/1.7 var(--font-body);
  color: var(--color-text-muted);
  padding: 16px 18px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-panel);
}
.shake-disclaimer strong { color: var(--color-text); }
.shake-disclaimer + .shake-disclaimer { margin-top: 12px; }

.shake-source { font: 12px/1.6 var(--font-body); color: var(--color-text-muted); margin: 24px 0 0; }
.shake-source a { color: var(--color-green); }

[hidden] { display: none !important; }

@media (max-width: 759px) {
  .shake-page { padding: 48px 20px 70px; }
  .shake-form { padding: 20px; }
  .shake-options { grid-template-columns: 1fr; }
  .shake-macros-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .shake-recipe-media { width: 64px; height: 64px; }
}