/* --- ARCHIVO DE ESTILOS PERSONALIZADO PARA VIDASANA --- */

:root {
  /* Paleta de colores temáticos vibrantes (Tema: Colorful) */
  --artro-vida-bg: #fcfbf7;
  --artro-vida-surface: #ffffff;
  --artro-vida-deep-ink: #112211;
  --artro-vida-fresh-leaf: #2a7243;
  --artro-vida-sunset-glow: #e05e36;
  --artro-vida-ocean-blue: #1b6ca8;
  --artro-vida-gradient: linear-gradient(135deg, #2a7243 0%, #1b6ca8 50%, #e05e36 100%);
  --artro-vida-gradient-soft: linear-gradient(135deg, rgba(42, 114, 67, 0.08) 0%, rgba(27, 108, 168, 0.08) 100%);
  --artro-vida-gradient-overlay: linear-gradient(135deg, rgba(17, 34, 17, 0.85) 0%, rgba(27, 108, 168, 0.85) 100%);
  
  /* Fuentes seleccionadas */
  --font-artro-heading: 'Montserrat', sans-serif;
  --font-artro-body: 'Poppins', sans-serif;
  
  /* Estilo visual (Bordes suaves, Sombras estándar elevadas) */
  --artro-border-radius: 16px;
  --artro-shadow: 0 10px 30px rgba(17, 34, 17, 0.08);
  --artro-shadow-deep: 0 15px 40px rgba(17, 34, 17, 0.15);
}

/* --- Resets y Estilos Generales --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-artro-body);
  background-color: var(--artro-vida-bg);
  color: var(--artro-vida-deep-ink);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-artro-heading);
  font-weight: 700;
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
}

/* --- Barra de Progreso de Lectura (Scroll-driven) --- */
.artro-reading-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 5px;
  background: var(--artro-vida-gradient);
  width: 0%;
  z-index: 10000;
  animation: artro-grow-bar linear;
  animation-timeline: scroll();
}

@keyframes artro-grow-bar {
  to { width: 100%; }
}

/* --- Animaciones de Entrada al Viewport --- */
.artro-reveal-block {
  animation: artro-fade-up both;
  animation-timeline: view();
  animation-range: entry 10% entry 40%;
}

@keyframes artro-fade-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- CABECERA (Header) - Preset F --- */
.artro-header-wrap {
  background: var(--artro-vida-gradient);
  color: #ffffff;
  padding: 1.2rem 2rem;
  position: sticky;
  top: 0;
  z-index: 999;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.artro-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.artro-brand-holder {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.artro-brand-logo {
  width: 40px;
  height: 40px;
  fill: #ffffff;
}

.artro-brand-text {
  font-family: var(--font-artro-heading);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.5px;
}

.artro-navigation-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.artro-nav-item {
  font-weight: 500;
  font-size: 1rem;
  position: relative;
  transition: opacity 0.3s;
}

.artro-nav-item:hover {
  opacity: 0.9;
}

.artro-nav-item::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--artro-vida-sunset-glow);
  transition: width 0.3s;
}

.artro-nav-item.artro-active::after,
.artro-nav-item:hover::after {
  width: 100%;
}

/* Menu Hamburguesa (CSS Only) */
.artro-burger-checkbox {
  display: none;
}

.artro-burger-btn {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
}

.artro-burger-btn span {
  width: 28px;
  height: 3px;
  background-color: #ffffff;
  border-radius: 2px;
  transition: 0.3s;
}

/* --- HERO SECTION - Preset F --- */
.artro-hero-block {
  min-height: 85vh;
  position: relative;
  background: url('img/bg.webp') no-repeat center center/cover;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10dvh 2rem;
  color: #ffffff;
}

.artro-hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--artro-vida-gradient-overlay);
  z-index: 1;
}

.artro-hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  text-align: center;
}

.artro-hero-tag {
  background-color: var(--artro-vida-sunset-glow);
  color: #ffffff;
  padding: 0.5rem 1.5rem;
  border-radius: var(--artro-border-radius);
  font-size: 0.9rem;
  font-weight: 700;
  display: inline-block;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.artro-hero-title {
  font-size: clamp(2.2rem, 5vw, 4rem);
  margin-bottom: 1.5rem;
}

.artro-hero-desc {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  opacity: 0.95;
  margin-bottom: 2.5rem;
}

/* Botones */
.artro-action-interactive {
  display: inline-block;
  background-color: var(--artro-vida-sunset-glow);
  color: #ffffff;
  padding: 1rem 2.5rem;
  font-family: var(--font-artro-heading);
  font-weight: 700;
  border-radius: var(--artro-border-radius);
  box-shadow: 0 6px 20px rgba(224, 94, 54, 0.4);
  transition: transform 0.3s, background-color 0.3s;
}

.artro-action-interactive:hover {
  transform: translateY(-3px);
  background-color: #c94f2a;
}

/* Stats Animados en Hero */
.artro-hero-counters {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 2.5rem;
}

.artro-stat-box {
  text-align: center;
}

.artro-stat-num {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--artro-vida-sunset-glow);
}

.artro-stat-lbl {
  font-size: 0.95rem;
  opacity: 0.85;
}

/* Trust Strip */
.artro-trust-strip {
  margin-top: 3.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
  opacity: 0.75;
}

.artro-trust-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.artro-trust-icon {
  width: 24px;
  height: 24px;
  fill: #ffffff;
}

/* --- SECCION CONTENIDO DE DESPLAZAMIENTO (Track Scroll) --- */
.artro-scroll-track-section {
  padding: 10dvh 2rem;
  background: url('img/bg2.webp') no-repeat center center/cover;
  position: relative;
}

.artro-scroll-track-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(252, 251, 247, 0.93);
  z-index: 1;
}

.artro-scroll-track-container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.artro-scroll-track-lead {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem auto;
}

.artro-scroll-track-lead h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.artro-scroll-track-inner {
  display: flex;
  gap: 2rem;
}

/* Mobile Scroll Track / Desktop 3 level cards */
@media (max-width: 768px) {
  .artro-scroll-track-inner {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 1.5rem;
  }
}

.artro-track-item {
  flex: 1;
  background-color: var(--artro-vida-surface);
  padding: 2.5rem;
  border-radius: var(--artro-border-radius);
  box-shadow: var(--artro-shadow);
  border-top: 5px solid var(--artro-vida-ocean-blue);
  min-width: 280px;
  scroll-snap-align: start;
}

.artro-track-item h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  color: var(--artro-vida-ocean-blue);
}

/* --- SECCION CARACTERÍSTICAS (Features) --- */
.artro-features-section {
  padding: 10dvh 2rem;
  background-color: var(--artro-vida-surface);
}

.artro-features-container {
  max-width: 1200px;
  margin: 0 auto;
}

.artro-features-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem auto;
}

.artro-features-head h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.artro-features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.artro-feat-item {
  background-color: var(--artro-vida-bg);
  padding: 2.5rem;
  border-radius: var(--artro-border-radius);
  box-shadow: var(--artro-shadow);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.artro-feat-icon-box {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--artro-vida-gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: background 0.3s;
}

.artro-feat-icon {
  width: 32px;
  height: 32px;
  fill: var(--artro-vida-fresh-leaf);
}

.artro-feat-item h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  transition: color 0.3s;
}

.artro-feat-item p {
  transition: color 0.3s;
}

/* Color Flip Hover (Preset F) */
.artro-feat-item:hover {
  background: var(--artro-vida-gradient);
  transform: translateY(-5px);
  box-shadow: var(--artro-shadow-deep);
}

.artro-feat-item:hover h3,
.artro-feat-item:hover p {
  color: #ffffff;
}

.artro-feat-item:hover .artro-feat-icon-box {
  background: rgba(255, 255, 255, 0.2);
}

.artro-feat-item:hover .artro-feat-icon {
  fill: #ffffff;
}

/* --- SECCION COMO FUNCIONA (How it Works) --- */
.artro-steps-section {
  padding: 10dvh 2rem;
  background-color: var(--artro-vida-bg);
}

.artro-steps-container {
  max-width: 1200px;
  margin: 0 auto;
}

.artro-steps-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem auto;
}

.artro-steps-head h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.artro-steps-progress {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  position: relative;
  margin-top: 3rem;
}

/* Linea Conectora */
.artro-steps-progress::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 10%;
  width: 80%;
  height: 4px;
  background-color: var(--artro-vida-ocean-blue);
  z-index: 1;
}

.artro-step-node {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 2;
}

.artro-step-num {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background-color: var(--artro-vida-ocean-blue);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 800;
  margin: 0 auto 1.5rem auto;
  border: 6px solid var(--artro-vida-bg);
  box-shadow: var(--artro-shadow);
}

.artro-step-node:nth-child(2) .artro-step-num {
  background-color: var(--artro-vida-fresh-leaf);
}

.artro-step-node:nth-child(3) .artro-step-num {
  background-color: var(--artro-vida-sunset-glow);
}

.artro-step-node h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--artro-vida-deep-ink);
}

/* --- CTA STRIP --- */
.artro-cta-banner {
  background: var(--artro-vida-gradient);
  color: #ffffff;
  padding: 5rem 2rem;
}

.artro-cta-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.artro-cta-text {
  flex: 1;
  min-width: 300px;
}

.artro-cta-text h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.artro-cta-btn-dark {
  background-color: var(--artro-vida-deep-ink);
  color: #ffffff;
  padding: 1.2rem 2.8rem;
  font-family: var(--font-artro-heading);
  font-weight: 700;
  border-radius: var(--artro-border-radius);
  transition: transform 0.3s, background-color 0.3s;
}

.artro-cta-btn-dark:hover {
  transform: translateY(-3px);
  background-color: #000000;
}

/* --- EXPERT PAGE SPECIFICS --- */
.artro-expert-split {
  padding: 10dvh 2rem;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: 4rem;
  align-items: center;
}

.artro-expert-img-pane {
  flex: 1;
  border-radius: var(--artro-border-radius);
  overflow: hidden;
  box-shadow: var(--artro-shadow-deep);
}

.artro-expert-img {
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  display: block;
}

.artro-expert-bio-pane {
  flex: 1.5;
}

.artro-expert-bio-pane h2 {
  font-size: 2.8rem;
  margin-bottom: 1.5rem;
  color: var(--artro-vida-fresh-leaf);
}

.artro-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  padding: 10dvh 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.artro-stat-card {
  background-color: var(--artro-vida-surface);
  padding: 2.5rem;
  border-radius: var(--artro-border-radius);
  box-shadow: var(--artro-shadow);
  text-align: center;
  border-bottom: 4px solid var(--artro-vida-sunset-glow);
}

.artro-stat-card-title {
  font-size: 3rem;
  font-weight: 800;
  color: var(--artro-vida-sunset-glow);
  margin-bottom: 0.5rem;
}

/* --- RESERVE PAGE SPECIFICS (2 COLUMNS) --- */
.artro-reserve-row {
  max-width: 1200px;
  margin: 0 auto;
  padding: 10dvh 2rem;
  display: flex;
  gap: 4rem;
}

.artro-reserve-sticky-panel {
  flex: 1;
  position: sticky;
  top: 150px;
  height: fit-content;
}

.artro-reserve-sticky-panel h2 {
  font-size: 3rem;
  color: var(--artro-vida-ocean-blue);
  margin-bottom: 1.5rem;
}

.artro-reserve-info-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.artro-res-info-item {
  background-color: var(--artro-vida-surface);
  padding: 1.5rem;
  border-radius: var(--artro-border-radius);
  box-shadow: var(--artro-shadow);
  display: flex;
  gap: 1rem;
}

.artro-res-info-dot {
  width: 24px;
  height: 24px;
  background-color: var(--artro-vida-fresh-leaf);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 4px;
}

.artro-form-panel {
  flex: 1.2;
  background-color: var(--artro-vida-surface);
  padding: 3.5rem;
  border-radius: var(--artro-border-radius);
  box-shadow: var(--artro-shadow-deep);
}

.artro-form-group {
  margin-bottom: 1.5rem;
}

.artro-form-label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.artro-form-input, .artro-form-textarea {
  width: 100%;
  padding: 1rem;
  border: 2px solid #e1e1e1;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s;
}

.artro-form-input:focus, .artro-form-textarea:focus {
  outline: none;
  border-color: var(--artro-vida-ocean-blue);
}

.artro-form-checkbox-wrap {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-top: 2rem;
  margin-bottom: 2rem;
}

.artro-form-checkbox-wrap input {
  margin-top: 4px;
}

/* FAQ Accordion (CSS Only, reserve.html) */
.artro-faq-section {
  max-width: 900px;
  margin: 0 auto 10dvh auto;
  padding: 0 2rem;
}

.artro-faq-section h2 {
  font-size: 2.2rem;
  text-align: center;
  margin-bottom: 3rem;
}

.artro-faq-item {
  background-color: var(--artro-vida-surface);
  border-radius: var(--artro-border-radius);
  margin-bottom: 1rem;
  box-shadow: var(--artro-shadow);
  padding: 1.5rem 2rem;
}

.artro-faq-q {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--artro-vida-fresh-leaf);
}

/* --- FOOTER --- */
.artro-footer-wrap {
  background-color: var(--artro-vida-deep-ink);
  color: #ffffff;
  padding: 5rem 2rem 2rem 2rem;
}

.artro-footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.artro-footer-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 2.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 2rem;
}

.artro-footer-nav {
  display: flex;
  gap: 2.5rem;
}

.artro-footer-disclaimer {
  font-size: 0.85rem;
  opacity: 0.65;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.artro-footer-copy {
  font-size: 0.9rem;
  opacity: 0.5;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
}

/* --- COOKIE BANNER --- */
.artro-cookie-banner-box {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--artro-vida-deep-ink);
  color: #ffffff;
  padding: 1.5rem 2rem;
  z-index: 9999;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.2);
  transform: translateY(100%);
  transition: transform 0.5s ease-in-out;
}

.artro-cookie-banner-box.artro-show-cookie {
  transform: translateY(0);
}

.artro-cookie-banner-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.artro-cookie-banner-inner p {
  font-size: 0.95rem;
  flex: 1;
}

.artro-cookie-actions {
  display: flex;
  gap: 1rem;
}

.artro-cookie-btn-ok {
  background-color: var(--artro-vida-fresh-leaf);
  color: #ffffff;
  border: none;
  padding: 0.75rem 2rem;
  border-radius: var(--artro-border-radius);
  cursor: pointer;
  font-weight: 700;
  font-family: inherit;
}

.artro-cookie-btn-no {
  background-color: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 0.75rem 2rem;
  border-radius: var(--artro-border-radius);
  cursor: pointer;
  font-weight: 500;
  font-family: inherit;
}

/* --- RESPONSIVIDAD GENERAL --- */
@media (max-width: 992px) {
  .artro-expert-split,
  .artro-reserve-row {
    flex-direction: column;
    gap: 3rem;
  }
  .artro-reserve-sticky-panel {
    position: static;
  }
}

@media (max-width: 768px) {
  .artro-burger-btn {
    display: flex;
  }
  
  .artro-navigation-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--artro-vida-gradient);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  }
  
  .artro-burger-checkbox:checked ~ .artro-navigation-links {
    display: flex;
  }
  
  .artro-hero-counters {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .artro-features-grid {
    grid-template-columns: 1fr;
  }
  
  .artro-steps-progress {
    flex-direction: column;
    align-items: center;
  }
  
  .artro-steps-progress::before {
    display: none;
  }
  
  .artro-cta-inner {
    text-align: center;
  }
  
  .artro-footer-head {
    flex-direction: column;
    text-align: center;
  }
  
  .artro-footer-nav {
    flex-direction: column;
    gap: 1rem;
  }
}