/* ==========================================================================
   ALMA NOVA — Estilos Globales
   ==========================================================================
   Paleta:
     - Primario (Azul Profundo):    #0A2647
     - Secundario (Celeste/Turquesa): #00B4D8
     - Fondo claro:                  #f8f9fa
     - Blanco:                       #ffffff
     - Texto:                        #1a1a2e
   Tipografía: Montserrat (Google Fonts)
   Mobile-First | BEM naming
   ========================================================================== */

/* =========================== RESET & BASE ============================= */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-primary: #0A2647;
  --color-primary-light: #123b6e;
  --color-secondary: #00B4D8;
  --color-secondary-hover: #009bb8;
  --color-bg: #ffffff;
  --color-bg-alt: #f8f9fa;
  --color-text: #1a1a2e;
  --color-text-light: #555;
  --color-border: #e0e0e0;
  --color-success: #28a745;
  --font-primary: 'Montserrat', sans-serif;
  --max-width: 1200px;
  --header-height: 72px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 8px rgba(10, 38, 71, 0.08);
  --shadow-md: 0 8px 30px rgba(10, 38, 71, 0.12);
  --shadow-lg: 0 16px 48px rgba(10, 38, 71, 0.16);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--color-secondary-hover); }

ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* =========================== BUTTONS ================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 12px 28px;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
}
.btn--primary {
  background: var(--color-secondary);
  color: #fff;
  border-color: var(--color-secondary);
}
.btn--primary:hover {
  background: var(--color-secondary-hover);
  border-color: var(--color-secondary-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 180, 216, 0.35);
}
.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn--lg { padding: 14px 36px; font-size: 1rem; }
.btn--sm { padding: 8px 20px; font-size: 0.85rem; }

/* =========================== HEADER =================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.header__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}
.header__logo-img {
  height: 40px;
  width: auto;
}
.header__logo-text {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.5px;
}
.header__logo-accent {
  color: var(--color-secondary);
}

/* Navegación */
.header__nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
}
.header__nav-list a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.9rem;
  position: relative;
  padding: 4px 0;
}
.header__nav-list a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-secondary);
  transition: width var(--transition);
}
.header__nav-list a:hover::after,
.header__nav-list a.active::after {
  width: 100%;
}
.header__nav-list a.active { color: var(--color-primary); }

/* Menu Toggle (mobile) */
.header__menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}
.header__menu-toggle span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

/* =========================== HERO ===================================== */
.hero {
  padding: 80px 0 60px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #0d1f3c 100%);
  color: #fff;
  overflow: hidden;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero__title {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
}
.text-accent { color: var(--color-secondary); }
.hero__subtitle {
  font-size: 1.1rem;
  font-weight: 300;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
}
.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero__actions .btn--outline {
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}
.hero__actions .btn--outline:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.1);
}
.hero__image-placeholder {
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}
.hero__image-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* =========================== SECTION HEADER =========================== */
.section__header {
  text-align: center;
  margin-bottom: 48px;
}
.section__header h2 {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.section__header p {
  color: var(--color-text-light);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}
.section__tag {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 4px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.section__tag--sec {
  background: var(--color-secondary);
}

/* =========================== TRUST (3 Columnas) ======================= */
.trust {
  padding: 80px 0;
  background: var(--color-bg-alt);
}
.trust__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.trust__card {
  background: var(--color-bg);
  padding: 40px 28px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  border: 1px solid transparent;
}
.trust__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-secondary);
}
.trust__icon {
  color: var(--color-secondary);
  margin-bottom: 20px;
}
.trust__card h3 {
  font-size: 1.15rem;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.trust__card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* =========================== CATÁLOGO ================================= */
.catalogo {
  padding: 80px 0;
}
.catalogo__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.catalogo__card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  border: 1px solid var(--color-border);
}
.catalogo__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.catalogo__card-img {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-bg-alt);
}
.catalogo__card-img.img-fallback {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
}
.catalogo__card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.catalogo__card:hover .catalogo__card-img img {
  transform: scale(1.05);
}
.catalogo__card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--color-secondary);
  color: #fff;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.catalogo__card-body {
  padding: 28px;
}
.catalogo__card-body h3 {
  font-size: 1.3rem;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.catalogo__card-body > p {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin-bottom: 16px;
}
.catalogo__card-list {
  margin-bottom: 20px;
}
.catalogo__card-list li {
  font-size: 0.85rem;
  color: var(--color-text);
  padding: 4px 0;
  padding-left: 20px;
  position: relative;
}
.catalogo__card-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-secondary);
  font-weight: 700;
}

/* =========================== FORMULARIO =============================== */
.contacto-cta {
  padding: 80px 0;
  background: var(--color-bg-alt);
}
.form {
  max-width: 700px;
  margin: 0 auto;
}
.form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form__group {
  margin-bottom: 20px;
}
.form__group--full {
  grid-column: 1 / -1;
}
.form__label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}
.form__input {
  width: 100%;
  padding: 14px 18px;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form__input:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.15);
}
.form__textarea {
  resize: vertical;
  min-height: 100px;
}
.form__submit {
  width: 100%;
  margin-top: 8px;
}

/* Reserva widget placeholder */
.reserva-widget {
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid var(--color-border);
}

/* =========================== PÁGINAS INTERNAS ======================== */
.page-header {
  padding: 60px 0 40px;
  background: var(--color-primary);
  color: #fff;
  text-align: center;
}
.page-header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 8px;
}
.page-header p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.8);
}

/* About */
.about {
  padding: 60px 0;
}
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.about__card {
  padding: 36px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}
.about__card h3 {
  color: var(--color-primary);
  font-size: 1.3rem;
  margin-bottom: 12px;
}
.about__card p {
  color: var(--color-text-light);
  line-height: 1.7;
}

/* Team */
.team {
  padding: 60px 0;
  background: var(--color-bg-alt);
}
.team__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.team__card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.team__card-img {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 16px;
  background: var(--color-bg-alt);
}
.team__card-img.img-fallback {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
}
.team__card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.team__card h3 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 4px;
}
.team__card-especialidad {
  display: block;
  font-size: 0.85rem;
  color: var(--color-secondary);
  font-weight: 600;
  margin-bottom: 12px;
}
.team__card p {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* Values */
.values {
  padding: 60px 0;
}
.values__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.values__item {
  text-align: center;
  padding: 28px;
}
.values__num {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-secondary);
  opacity: 0.5;
  margin-bottom: 8px;
}
.values__item h4 {
  font-size: 1.05rem;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.values__item p {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* =========================== TRATAMIENTOS ============================ */
.tratamientos-categoria {
  padding: 60px 0;
}
.tratamientos-categoria:nth-child(odd) {
  background: var(--color-bg-alt);
}
.tratamientos__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.tratamiento__card {
  background: var(--color-bg);
  padding: 28px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.tratamiento__card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-secondary);
}
.tratamiento__card h3 {
  font-size: 1.05rem;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.tratamiento__card p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 12px;
  line-height: 1.6;
}
.tratamiento__duracion {
  font-size: 0.8rem;
  color: var(--color-secondary);
  font-weight: 600;
}

/* CTA Section */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-primary), #0d1f3c);
  color: #fff;
  text-align: center;
}
.cta-section h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.cta-section p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 32px;
}

/* =========================== CONTACTO PAGE =========================== */
.contacto-page {
  padding: 60px 0;
}
.contacto-page__grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 48px;
  align-items: start;
}
.contacto-page__info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.contacto-page__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contacto-page__icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.contacto-page__item h4 {
  font-size: 0.9rem;
  color: var(--color-primary);
  margin-bottom: 4px;
}
.contacto-page__item p,
.contacto-page__item a {
  font-size: 0.9rem;
  color: var(--color-text-light);
}
.mapa {
  padding: 0 0 60px;
}
.mapa__placeholder {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

/* =========================== WHATSAPP FLOAT ========================== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #fff;
  padding: 14px 24px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all var(--transition);
  text-decoration: none;
}
.whatsapp-float:hover {
  background: #1ebe5d;
  color: #fff;
  transform: scale(1.05);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
}

/* =========================== FOOTER =================================== */
.footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.85);
  padding: 48px 0 0;
}
.footer__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding-bottom: 32px;
}
.footer__col h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: #fff;
}
.footer__col p,
.footer__col li {
  font-size: 0.85rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.7);
}
.footer__col a {
  color: rgba(255, 255, 255, 0.7);
}
.footer__col a:hover { color: var(--color-secondary); }
.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  text-align: center;
}
.footer__bottom p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}

/* =========================== RESPONSIVE =============================== */

/* Tablet */
@media (max-width: 1024px) {
  .hero__title { font-size: 2.2rem; }
  .hero__inner { gap: 40px; }
  .footer__inner { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile */
@media (max-width: 768px) {
  :root { --header-height: 64px; }

  .header__menu-toggle { display: flex; }

  .header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-bg);
    padding: 80px 32px 32px;
    box-shadow: -4px 0 20px rgba(0,0,0,0.1);
    transition: right var(--transition);
    z-index: 1000;
  }
  .header__nav.open { right: 0; }
  .header__nav-list {
    flex-direction: column;
    gap: 24px;
    align-items: flex-start;
  }
  .header__nav-list a { font-size: 1.1rem; }
  .header__cta { display: none; }

  /* Menu toggle animation */
  .header__menu-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .header__menu-toggle.open span:nth-child(2) { opacity: 0; }
  .header__menu-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero { padding: 60px 0 40px; }
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }
  .hero__title { font-size: 2rem; }
  .hero__actions { justify-content: center; }
  .hero__image { display: none; }

  .section__header h2 { font-size: 1.8rem; }

  .trust__grid,
  .catalogo__grid,
  .team__grid,
  .values__grid,
  .about__grid {
    grid-template-columns: 1fr;
  }

  .tratamientos__grid {
    grid-template-columns: 1fr;
  }

  .contacto-page__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .form__grid {
    grid-template-columns: 1fr;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__title { font-size: 1.7rem; }
  .hero__actions { flex-direction: column; align-items: center; }
  .hero__actions .btn { width: 100%; }
  .page-header h1 { font-size: 1.8rem; }
}