/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding-top: var(--safe-top);
  padding-left: var(--safe-left);
  padding-right: var(--safe-right);
  height: var(--header-total);
  background: rgba(250, 247, 242, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(232, 180, 184, 0.3);
  z-index: 1100;
  isolation: isolate;
  pointer-events: auto;
  transition: background 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease, opacity 0.6s ease;
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 4px 24px rgba(74, 55, 40, 0.08);
  border-bottom-color: rgba(232, 180, 184, 0.5);
}

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

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--color-accent-dark);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-light);
  transition: color 0.3s ease, transform 0.3s ease;
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  transition: width 0.35s cubic-bezier(0.22, 1, 0.36, 1), left 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.nav-link:hover {
  color: var(--color-text);
  transform: translateY(-1px);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
  left: 0;
}

.nav-link.active {
  color: var(--color-text);
}

.nav-link.active::after {
  background: var(--color-accent-dark);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  position: relative;
  z-index: 3;
  flex-shrink: 0;
}

.lang-switch {
  position: relative;
  display: flex;
  gap: 0.25rem;
  background: var(--color-bg-alt);
  padding: 0.25rem;
  border-radius: var(--radius-full);
  flex-shrink: 0;
  z-index: 2;
}

.lang-slider {
  position: absolute;
  top: 0.25rem;
  left: 0;
  height: calc(100% - 0.5rem);
  background: var(--color-white);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
  z-index: 0;
}

.lang-btn {
  position: relative;
  z-index: 1;
  border: none;
  background: transparent;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--color-text-light);
  transition: color var(--transition);
  font-family: var(--font-body);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.lang-btn.active {
  color: var(--color-text);
}

.lang-btn:hover:not(.active) {
  color: var(--color-text);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.625rem;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 3;
  flex-shrink: 0;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition);
  border-radius: 2px;
}

.menu-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease, background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  white-space: nowrap;
}

.btn:active {
  transform: translateY(-1px);
  transition-duration: 0.1s;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-text);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-accent);
}

.btn-secondary:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
}

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

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-whatsapp {
  background: #25D366;
  color: white;
  border-color: #25D366;
}

.btn-whatsapp:hover {
  background: #1fb855;
  border-color: #1fb855;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-glass {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.35);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease, background 0.3s ease, border-color 0.3s ease;
}

.btn-glass-primary {
  background: rgba(232, 180, 184, 0.85);
  color: var(--color-text);
}

.btn-glass-primary:hover {
  background: rgba(232, 180, 184, 0.95);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-glass-secondary {
  background: rgba(255, 255, 255, 0.12);
  color: white;
}

.btn-glass-secondary:hover {
  background: rgba(255, 255, 255, 0.22);
  color: white;
  border-color: rgba(255, 255, 255, 0.55);
}

.btn-group-glass {
  justify-content: flex-start;
}

@media (max-width: 768px) {
  .btn-group-glass {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    justify-content: center;
  }

  .btn-group-glass .btn {
    width: 100%;
  }
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Cards */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.45s ease;
}

.card.has-image {
  padding: 0;
  overflow: hidden;
}

.card.has-image .card-body {
  padding: 1.5rem 1.75rem 1.75rem;
}

.card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  position: relative;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.card.has-image:hover .card-image img {
  transform: scale(1.1);
}

.card.has-image .card-body h3 {
  margin-top: 0;
  transition: color 0.3s ease;
}

.card-icon {
  width: 56px;
  height: 56px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.card h3 {
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.card p {
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}

.card-price-note {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-accent-dark);
  margin-bottom: 1rem;
}

/* Service accordion */
.service-card {
  cursor: pointer;
}

.service-card.expanded {
  box-shadow: var(--shadow-md);
}

.service-details {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, margin 0.3s ease;
}

.service-card.expanded .service-details {
  max-height: 200px;
  margin-top: 1rem;
}

.service-toggle {
  font-size: 0.85rem;
  color: var(--color-accent-dark);
  font-weight: 500;
}

/* Testimonials */
.testimonial-card {
  text-align: center;
}

.testimonial-stars {
  color: #E8B84B;
  font-size: 1rem;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.testimonial-text {
  font-style: italic;
  font-size: 1rem;
  color: var(--color-text-light);
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.testimonial-author {
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.9rem;
}

/* FAQ */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.faq-question::after {
  content: "+";
  font-size: 1.25rem;
  color: var(--color-accent-dark);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 2px solid var(--color-bg-alt);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-error {
  color: #c0392b;
  font-size: 0.8rem;
  margin-top: 0.35rem;
  display: none;
}

.form-group.error .form-error {
  display: block;
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
  border-color: #c0392b;
}

.form-card {
  max-width: 560px;
  margin: 0 auto;
}

/* Footer */
.footer {
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
  color: var(--color-text-light);
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(232, 180, 184, 0.45);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.footer-brand span {
  color: var(--color-accent-dark);
}

.footer-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  color: var(--color-text-light);
}

.footer h4 {
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--color-text-light);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-accent-dark);
}

.footer-contact li {
  font-size: 0.9rem;
  margin-bottom: 0.6rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  color: var(--color-text-light);
}

.footer-contact a {
  color: var(--color-text);
}

.footer-contact a:hover {
  color: var(--color-accent-dark);
}

.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.social-link:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.social-link svg {
  width: 18px;
  height: 18px;
  fill: var(--color-text);
}

.social-link:hover svg {
  fill: var(--color-text);
}

.footer-bottom {
  border-top: 1px solid rgba(232, 180, 184, 0.35);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.footer-bottom a {
  color: var(--color-text-light);
  transition: color var(--transition);
}

.footer-bottom a:hover {
  color: var(--color-accent-dark);
}

/* Floating contact buttons (mobile) */
.sticky-cta {
  position: fixed;
  right: calc(1rem + var(--safe-right));
  bottom: calc(1.25rem + var(--safe-bottom));
  left: auto;
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  z-index: 999;
  padding: 0;
  background: none;
  border: none;
  box-shadow: none;
}

.sticky-fab {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.sticky-fab svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.sticky-fab-wa {
  background: #25d366;
}

.sticky-fab:active {
  transform: scale(0.92);
}

@media (hover: hover) {
  .sticky-fab:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 22px rgba(0, 0, 0, 0.22);
  }
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox.open {
  display: flex;
}

.lightbox img {
  max-height: 90vh;
  max-width: 90vw;
  border-radius: var(--radius-md);
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: white;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  font-size: 1.25rem;
  cursor: pointer;
  transition: background var(--transition);
}

.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.3);
}

.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition:
    opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  transform: translateX(-48px);
}

.reveal-right {
  transform: translateX(48px);
}

.reveal-scale {
  transform: scale(0.9);
}

.reveal-left.visible,
.reveal-right.visible {
  transform: translateX(0);
}

.reveal-scale.visible {
  transform: scale(1);
}

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }
.reveal-delay-5 { transition-delay: 0.4s; }
.reveal-delay-6 { transition-delay: 0.48s; }

.hero-content .hero-animate {
  opacity: 0;
  transform: translateY(28px);
  animation: heroFadeUp 0.85s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.hero-content .hero-animate:nth-child(1) { animation-delay: 0.15s; }
.hero-content .hero-animate:nth-child(2) { animation-delay: 0.25s; }
.hero-content .hero-animate:nth-child(3) { animation-delay: 0.38s; }
.hero-content .hero-animate:nth-child(4) { animation-delay: 0.5s; }
.hero-content .hero-animate:nth-child(5) { animation-delay: 0.62s; }

@keyframes heroFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroFloat {
  0%, 100% { transform: scale(1.08) translateY(0); }
  50% { transform: scale(1.1) translateY(-12px); }
}

@keyframes labelShine {
  0%, 100% { letter-spacing: 0.12em; }
  50% { letter-spacing: 0.16em; }
}

@keyframes ctaPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.35); }
  50% { box-shadow: 0 0 0 12px rgba(255, 255, 255, 0); }
}

.section-label.reveal.visible,
.section-label.hero-animate {
  animation: labelShine 3s ease-in-out infinite;
}

.page-hero .container > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.page-hero .container.visible > * {
  opacity: 1;
  transform: translateY(0);
}

.page-hero .container.visible > *:nth-child(1) { transition-delay: 0.05s; }
.page-hero .container.visible > *:nth-child(2) { transition-delay: 0.15s; }
.page-hero .container.visible > *:nth-child(3) { transition-delay: 0.25s; }

.cta-banner .btn-white {
  animation: ctaPulse 2.5s ease-in-out infinite;
}

.faq-item {
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease;
}

.faq-item.open {
  transform: translateX(4px);
  box-shadow: -4px 0 0 var(--color-accent);
}

.testimonial-card {
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.45s ease;
}

.testimonial-card:hover {
  transform: translateY(-6px) rotate(-0.5deg);
  box-shadow: var(--shadow-md);
}

.value-item {
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.value-item:hover {
  transform: translateY(-4px);
}

.logo {
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.logo:hover {
  transform: scale(1.03);
}

.sticky-cta {
  animation: fabFadeIn 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.6s both;
}

@keyframes fabFadeIn {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.treatment-detail-image img {
  transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.treatment-detail-grid:hover .treatment-detail-image img {
  transform: scale(1.04);
}

/* Mobile nav */
@media (max-width: 768px) {
  .nav {
    margin-left: auto;
    flex-shrink: 0;
  }

  .menu-toggle {
    display: flex;
  }

  .logo {
    font-size: 1.25rem;
    flex-shrink: 1;
    min-width: 0;
  }

  .header-inner {
    gap: 0.5rem;
  }

  .nav-list {
    position: fixed;
    top: var(--header-total);
    left: 0;
    right: 0;
    z-index: 1090;
    display: none;
    max-height: calc(100dvh - var(--header-total));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    background: var(--color-white);
    flex-direction: column;
    padding: 1.5rem calc(1.5rem + var(--safe-right)) calc(1.5rem + var(--safe-bottom)) calc(1.5rem + var(--safe-left));
    gap: 0;
    box-shadow: var(--shadow-md);
    pointer-events: none;
  }

  .nav-list.open {
    display: flex;
    pointer-events: auto;
  }

  .nav-list.open .nav-link {
    color: var(--color-text-light);
  }

  .nav-list.open .nav-link:hover,
  .nav-list.open .nav-link.active {
    color: var(--color-text);
  }

  .nav-list.open .nav-link::after {
    display: none;
  }

  .nav-list li {
    width: 100%;
  }

  .nav-link {
    display: block;
    padding: 0.85rem 0;
    min-height: 44px;
    border-bottom: 1px solid var(--color-bg-alt);
  }

  .header-actions .btn-primary {
    display: none;
  }

  .lang-btn {
    min-width: 44px;
    min-height: 44px;
    padding: 0.5rem 0.85rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .lang-switch {
    padding: 0.2rem;
  }

  .sticky-cta {
    display: flex;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    font-size: 16px;
  }

  .form-card {
    padding: 1.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .logo {
    font-size: 1.25rem;
  }

  .btn-group {
    flex-direction: column;
    align-items: stretch;
  }
}

body.nav-open {
  overflow: hidden;
  touch-action: none;
}

body.nav-open .header,
body.nav-open .header-actions,
body.nav-open .lang-switch,
body.nav-open .lang-btn,
body.nav-open .menu-toggle {
  pointer-events: auto;
}

@media (hover: hover) {
  .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(74, 55, 40, 0.12);
  }

  .card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(74, 55, 40, 0.12);
  }
}