/* ==========================================================================
   COMPONENTES
   ========================================================================== */

/* --- Botones --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xs);
  padding: 0.95em 1.9em;
  border-radius: var(--radius-pill);
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: transform var(--duration-fast) var(--ease-standard),
              background var(--duration-base) var(--ease-standard),
              box-shadow var(--duration-base) var(--ease-standard),
              color var(--duration-base) var(--ease-standard),
              border-color var(--duration-base) var(--ease-standard);
  white-space: nowrap;
}

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

.btn-primary {
  background: var(--color-burgundy);
  color: var(--color-white);
  box-shadow: var(--shadow-glow-burgundy);
}

.btn-primary:hover {
  background: var(--color-burgundy-dark);
  box-shadow: 0 10px 34px rgba(61, 29, 39, 0.28);
}

.btn-secondary {
  background: transparent;
  color: var(--color-graphite);
  border: 1px solid var(--color-line);
}

.btn-secondary:hover {
  border-color: var(--color-burgundy);
  color: var(--color-burgundy);
}

.btn-ghost {
  background: transparent;
  color: var(--color-white);
  border: 1px solid rgba(252, 251, 248, 0.35);
}

.btn-ghost:hover {
  border-color: var(--color-champagne);
  color: var(--color-champagne);
}

.btn-whatsapp {
  background: var(--color-graphite);
  color: var(--color-white);
}

.btn-whatsapp:hover { background: #000; }

.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  background: transparent;
  transition: background var(--duration-base) var(--ease-standard),
              box-shadow var(--duration-base) var(--ease-standard),
              padding var(--duration-base) var(--ease-standard);
  padding-block: var(--space-sm);
}

.site-header.is-scrolled {
  background: var(--color-white-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--color-line);
  padding-block: var(--space-2xs);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
  line-height: 1.15;
}

.brand-icon-img {
  width: 52px;
  height: auto;
  flex-shrink: 0;
  transition: filter var(--duration-base) var(--ease-standard);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.02em;
  font-size: clamp(1.05rem, 0.94rem + 0.4vw, 1.3rem);
  color: var(--color-graphite);
}

.brand-descriptor {
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-burgundy);
  margin-top: 2px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links {
  display: flex;
  gap: var(--space-md);
}

.nav-links a {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-text);
  position: relative;
  padding-block: 4px;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0;
  height: 1px;
  background: var(--color-burgundy);
  transition: width var(--duration-base) var(--ease-standard);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after { width: 100%; }

.nav-cta { display: none; }

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--color-graphite);
  margin-inline: auto;
  transition: transform var(--duration-base) var(--ease-standard), opacity var(--duration-base) var(--ease-standard);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--color-ivory);
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-xl) var(--gutter);
  transform: translateY(-100%);
  transition: transform var(--duration-slow) var(--ease-standard);
}

.mobile-nav.is-open { transform: translateY(0); }

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.mobile-nav-links a {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 1.3rem + 2vw, 2.4rem);
  color: var(--color-graphite);
}

.mobile-nav-close {
  position: absolute;
  top: var(--space-sm);
  right: var(--gutter);
  width: 44px;
  height: 44px;
}

.mobile-nav-cta { margin-top: var(--space-lg); }

/* --- Tarjetas --- */
.card {
  background: var(--color-white);
  border: var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  transition: transform var(--duration-base) var(--ease-standard),
              box-shadow var(--duration-base) var(--ease-standard),
              border-color var(--duration-base) var(--ease-standard);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(100, 47, 60, 0.25);
}

.card-glass {
  background: rgba(252, 251, 248, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.card-icon {
  width: 44px;
  height: 44px;
  margin-bottom: var(--space-sm);
  color: var(--color-burgundy);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3xs);
  margin-top: var(--space-sm);
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--color-burgundy);
}

.card-link svg {
  width: 16px; height: 16px;
  transition: transform var(--duration-fast) var(--ease-standard);
}

.card:hover .card-link svg,
.card:focus-within .card-link svg { transform: translateX(4px); }

/* --- Franja de confianza --- */
.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md) var(--space-lg);
  justify-content: center;
  text-align: center;
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2xs);
  max-width: 220px;
}

.trust-item svg {
  width: 28px; height: 28px;
  color: var(--color-burgundy);
}

.trust-item span {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-graphite);
}

/* --- Proceso / método --- */
.process-step {
  display: flex;
  gap: var(--space-md);
  padding-block: var(--space-md);
  border-top: var(--border-hairline);
}

.process-step:last-child { border-bottom: var(--border-hairline); }

.process-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 1.7rem + 1vw, 2.8rem);
  color: var(--color-champagne);
  flex-shrink: 0;
  width: 90px;
}

.process-content h3 { margin-bottom: var(--space-2xs); }

/* --- Acordeón FAQ --- */
.accordion-item {
  border-bottom: var(--border-hairline);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-block: var(--space-sm);
  text-align: left;
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  color: var(--color-graphite);
}

.accordion-icon {
  flex-shrink: 0;
  width: 22px; height: 22px;
  position: relative;
}

.accordion-icon::before,
.accordion-icon::after {
  content: "";
  position: absolute;
  background: var(--color-burgundy);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}

.accordion-icon::before { width: 14px; height: 1.5px; }
.accordion-icon::after {
  width: 1.5px; height: 14px;
  transition: transform var(--duration-base) var(--ease-standard);
}

.accordion-trigger[aria-expanded="true"] .accordion-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.accordion-panel {
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--duration-slow) var(--ease-standard);
}

.accordion-panel p {
  padding-bottom: var(--space-sm);
  max-width: 640px;
  color: var(--color-text);
}

/* --- Formulario --- */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.form-field { display: flex; flex-direction: column; gap: var(--space-3xs); }
.form-field--full { grid-column: 1 / -1; }

.form-field label {
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--color-graphite);
}

.form-field input,
.form-field select,
.form-field textarea {
  padding: 0.85em 1em;
  border: var(--border-hairline);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  transition: border-color var(--duration-fast) var(--ease-standard);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-burgundy);
}

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

.form-field.has-error input,
.form-field.has-error textarea,
.form-field.has-error select {
  border-color: #a13d3d;
}

.field-error {
  font-size: var(--fs-small);
  color: #a13d3d;
  display: none;
}

.form-field.has-error .field-error { display: block; }

.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2xs);
  font-size: var(--fs-small);
}

.form-check input {
  margin-top: 3px;
  accent-color: var(--color-burgundy);
}

/* Honeypot oculto */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}

.form-status {
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: var(--fs-small);
  display: none;
}

.form-status.is-visible { display: block; }
.form-status.is-success { background: rgba(100, 47, 60, 0.08); color: var(--color-burgundy-dark); }
.form-status.is-error { background: rgba(161, 61, 61, 0.08); color: #a13d3d; }

/* --- Cookie banner --- */
.cookie-banner {
  position: fixed;
  left: var(--space-sm); right: var(--space-sm); bottom: var(--space-sm);
  max-width: 560px;
  margin-inline: auto;
  background: var(--color-graphite);
  color: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  z-index: var(--z-modal);
  box-shadow: var(--shadow-md);
  transform: translateY(140%);
  transition: transform var(--duration-slow) var(--ease-standard);
}

.cookie-banner.is-visible { transform: translateY(0); }

.cookie-banner p {
  font-size: var(--fs-small);
  color: rgba(252, 251, 248, 0.85);
  margin-bottom: var(--space-sm);
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
}

.cookie-actions .btn { padding: 0.7em 1.4em; }

/* --- Preferencias de cookies (modal simple) --- */
.cookie-settings-panel {
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid rgba(252, 251, 248, 0.15);
  display: none;
}

.cookie-settings-panel.is-visible { display: block; }

.cookie-settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding-block: var(--space-2xs);
  font-size: var(--fs-small);
}

.cookie-settings-row input { accent-color: var(--color-champagne); }

/* --- Barra de progreso de scroll --- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-ember) 0%, var(--color-ember-bright) 100%);
  z-index: 400;
  transition: width 80ms linear;
}