/* ============================================================
   COMPONENTS — Botones, tarjetas, inputs, badges
   Bloques reutilizables. Convención: BEM (block__element--modifier).
   ============================================================ */

/* ============================================================
   BOTONES
   ============================================================ */

.btn {
  --btn-padding-y: 0.875rem;
  --btn-padding-x: 1.75rem;

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--btn-padding-y) var(--btn-padding-x);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  line-height: 1;
  letter-spacing: var(--ls-wide);
  border-radius: var(--radius-full);
  cursor: pointer;
  position: relative;
  transition:
    transform var(--duration-base) var(--ease-default),
    box-shadow var(--duration-base) var(--ease-default),
    background var(--duration-base) var(--ease-default),
    color var(--duration-base) var(--ease-default),
    border-color var(--duration-base) var(--ease-default);
  white-space: nowrap;
  user-select: none;
  /* Para que el foco se vea bonito */
  outline-offset: 4px;
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.7;
  pointer-events: none;
}

/* Spinner para estado "loading" del botón */
.btn__spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--text-primary);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* --- Variante PRIMARY (CTA naranja) --- */
.btn--primary {
  background: var(--gradient-cta);
  color: var(--text-primary);
  box-shadow: var(--shadow-glow-cta);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255, 107, 53, 0.55);
  color: var(--text-primary);
}

/* --- Variante OUTLINE (violeta) --- */
.btn--outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--accent-primary);
}

.btn--outline:hover {
  background: rgba(123, 47, 255, 0.15);
  border-color: var(--accent-secondary);
  box-shadow: var(--shadow-glow-violet);
  transform: translateY(-2px);
  color: var(--text-primary);
}

/* --- Variante GHOST (sin bordes, sutil) --- */
.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn--ghost:hover {
  color: var(--text-primary);
  background: var(--surface-glass);
}

/* --- Tamaño LARGE --- */
.btn--lg {
  --btn-padding-y: 1.125rem;
  --btn-padding-x: 2.25rem;
  font-size: var(--fs-lg);
}

/* --- Tamaño SMALL --- */
.btn--sm {
  --btn-padding-y: 0.625rem;
  --btn-padding-x: 1.25rem;
  font-size: var(--fs-sm);
}

/* --- Botón de ancho completo --- */
.btn--block {
  width: 100%;
}

/* ============================================================
   TARJETAS (glassmorphism)
   ============================================================ */

.card {
  position: relative;
  background: var(--surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition:
    transform var(--duration-slow) var(--ease-default),
    border-color var(--duration-slow) var(--ease-default),
    box-shadow var(--duration-slow) var(--ease-default),
    background var(--duration-slow) var(--ease-default);
  /* Containment: el browser puede saltar render del card si no está visible */
  contain: layout style;
}

.card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glass-hover);
  background: var(--surface-glass-strong);
  box-shadow: var(--shadow-lg), var(--shadow-glow-violet);
}

/* --- Variante con borde gradiente animado (plan destacado) --- */
.card--gradient-border {
  position: relative;
  background: var(--bg-primary);
  z-index: var(--z-base);
}

.card--gradient-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: var(--gradient-accent);
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
  z-index: -1;
}

/* Borde con conic-gradient rotatorio (cuando se quiere movimiento) */
@property --venibex-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

.card--animated-border::before {
  background: conic-gradient(
    from var(--venibex-angle),
    var(--accent-primary),
    var(--accent-secondary),
    var(--accent-primary)
  );
  animation: rotateBorder 5s linear infinite;
}

/* --- Variante con scale (destacar tarjeta del medio) --- */
.card--featured {
  transform: scale(1.05);
}

.card--featured:hover {
  transform: scale(1.05) translateY(-8px);
}

@media (max-width: 768px) {
  .card--featured {
    transform: scale(1);
  }
  .card--featured:hover {
    transform: translateY(-8px);
  }
}

/* --- Tarjetas con borde rojo sutil (sección dolor) --- */
.card--negative {
  border-color: rgba(239, 68, 68, 0.2);
}

.card--negative:hover {
  border-color: rgba(239, 68, 68, 0.4);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(239, 68, 68, 0.15);
}

/* --- Tarjetas con borde violeta más intenso (sección transformación) --- */
.card--positive {
  border-color: rgba(123, 47, 255, 0.3);
}

.card--positive:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-lg), var(--shadow-glow-violet);
}

/* ============================================================
   ÍCONOS (contenedor estándar)
   ============================================================ */

.icon-wrapper {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(123, 47, 255, 0.15), rgba(0, 229, 255, 0.1));
  border: 1px solid var(--border-glass);
  color: var(--accent-secondary);
  margin-bottom: var(--space-5);
  transition: transform var(--duration-base) var(--ease-default);
}

.card:hover .icon-wrapper {
  transform: scale(1.1) rotate(-3deg);
}

.icon-wrapper svg {
  width: 28px;
  height: 28px;
}

/* Variante negativa (rojiza) para sección dolor */
.icon-wrapper--negative {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(239, 68, 68, 0.05));
  color: rgba(239, 68, 68, 0.9);
}

/* ============================================================
   LISTAS DE FEATURES (con checkmark)
   ============================================================ */

.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-block: var(--space-6);
}

.feature-list__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  line-height: var(--lh-snug);
}

.feature-list__check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: white;
  margin-top: 2px;
}

.feature-list__check svg {
  width: 12px;
  height: 12px;
}

/* ============================================================
   BADGES
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  border-radius: var(--radius-full);
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* Badge con sparkle/dot animado */
.badge--accent {
  background: linear-gradient(135deg, rgba(123, 47, 255, 0.15), rgba(0, 229, 255, 0.1));
  border-color: rgba(123, 47, 255, 0.3);
}

/* Badge "Más elegido" sobre tarjeta de plan */
.badge--featured {
  background: var(--gradient-cta);
  border-color: transparent;
  color: var(--text-primary);
  box-shadow: var(--shadow-glow-cta);
  font-weight: var(--fw-bold);
}

/* Badge de escasez (pulsante) */
.badge--scarcity {
  background: rgba(255, 107, 53, 0.12);
  border-color: rgba(255, 107, 53, 0.4);
  color: var(--cta-primary);
  animation: pulse 2.5s var(--ease-default) infinite;
}

/* ============================================================
   INPUTS Y FORMULARIOS
   ============================================================ */

.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.field__label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--text-primary);
}

.field__hint {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  font-weight: var(--fw-regular);
  margin-left: var(--space-1);
}

/* Asterisco en labels de campos obligatorios */
.field__required {
  color: var(--cta-primary);
  font-weight: var(--fw-bold);
  margin-left: var(--space-1);
}

.field__error {
  font-size: var(--fs-xs);
  color: var(--error);
  min-height: 1.2em;
  opacity: 0;
  transform: translateY(-4px);
  transition:
    opacity var(--duration-base) var(--ease-default),
    transform var(--duration-base) var(--ease-default);
}

.field--invalid .field__error {
  opacity: 1;
  transform: translateY(0);
}

.input,
.textarea,
.select {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  transition:
    border-color var(--duration-base) var(--ease-default),
    box-shadow var(--duration-base) var(--ease-default),
    background var(--duration-base) var(--ease-default);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--text-muted);
}

.input:hover,
.textarea:hover,
.select:hover {
  border-color: var(--border-glass-hover);
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 4px rgba(123, 47, 255, 0.15);
  background: var(--surface-glass-strong);
}

.field--invalid .input,
.field--invalid .textarea,
.field--invalid .select {
  border-color: var(--error);
  box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.12);
}

.textarea {
  min-height: 120px;
  resize: vertical;
}

.select {
  appearance: none;
  -webkit-appearance: none;
  /* Flecha SVG inline (color text-secondary) */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23B0B8D4' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* Input con prefijo (ej. WhatsApp +58) */
.input-group {
  display: flex;
  align-items: stretch;
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition:
    border-color var(--duration-base) var(--ease-default),
    box-shadow var(--duration-base) var(--ease-default);
}

.input-group:focus-within {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 4px rgba(123, 47, 255, 0.15);
}

.input-group__prefix {
  display: flex;
  align-items: center;
  padding: 0 var(--space-4);
  background: rgba(255, 255, 255, 0.03);
  border-right: 1px solid var(--border-glass);
  color: var(--text-secondary);
  font-weight: var(--fw-medium);
  font-size: var(--fs-sm);
}

.input-group .input {
  background: transparent;
  border: none;
  border-radius: 0;
}

.input-group .input:focus {
  box-shadow: none;
}

/* Checkbox custom (por si se necesita) */
.checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
  font-size: var(--fs-sm);
  color: var(--text-secondary);
}

.checkbox input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.checkbox__visual {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-glass-hover);
  background: var(--surface-glass);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-base) var(--ease-default);
}

.checkbox input[type="checkbox"]:checked + .checkbox__visual {
  background: var(--gradient-accent);
  border-color: transparent;
}

/* ============================================================
   FLECHA DECORATIVA (sección antes/después)
   ============================================================ */

.arrow-decorative {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--gradient-accent);
  color: white;
  box-shadow: var(--shadow-glow-violet);
  animation: float 3s var(--ease-default) infinite;
}

.arrow-decorative svg {
  width: 28px;
  height: 28px;
}

/* ============================================================
   ESTRELLAS (testimonios)
   ============================================================ */

.stars {
  display: inline-flex;
  gap: 2px;
  color: var(--accent-primary);
}

.stars svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ============================================================
   TOGGLE (mensual/anual)
   ============================================================ */

.toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 4px;
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  position: relative;
}

.toggle__option {
  position: relative;
  z-index: 1;
  padding: 0.625rem 1.25rem;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: color var(--duration-base) var(--ease-default);
}

.toggle__option--active {
  color: var(--text-primary);
}

.toggle__indicator {
  position: absolute;
  top: 4px;
  bottom: 4px;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
  transition: all var(--duration-slow) var(--ease-out);
  z-index: 0;
}