/* ============================================
   CLÍNICA ESTELA — Stylesheet
   Premium dental clinic landing page
   ============================================ */

/* ---- CSS Custom Properties ---- */
:root {
  --color-primary:       #6B3FA0;
  --color-primary-dark:  #4A2070;
  --color-primary-deep:  #2D1247;
  --color-primary-light: #9B6FD0;
  --color-primary-soft:  #EDE3F8;
  --color-accent:        #C9A84C;
  --color-accent-light:  #F0D98A;
  --color-accent-soft:   #FAF3DC;

  --color-bg:            #FAF7FF;
  --color-bg-alt:        #F4EEFF;
  --color-surface:       #FFFFFF;

  --color-text:          #1E1028;
  --color-text-muted:    #6B5F78;
  --color-text-light:    #9B90A8;
  --color-border:        #E8DFF5;

  --font-serif:          'Instrument Serif', Georgia, serif;
  --font-sans:           'Plus Jakarta Sans', system-ui, sans-serif;

  --radius-sm:           0.5rem;
  --radius-md:           1rem;
  --radius-lg:           1.5rem;
  --radius-xl:           2.5rem;
  --radius-full:         9999px;

  --shadow-sm:           0 1px 3px rgba(107, 63, 160, 0.08);
  --shadow-md:           0 4px 20px rgba(107, 63, 160, 0.12);
  --shadow-lg:           0 12px 40px rgba(107, 63, 160, 0.18);
  --shadow-xl:           0 24px 64px rgba(107, 63, 160, 0.22);

  --transition-fast:     0.2s ease;
  --transition-base:     0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:     0.6s cubic-bezier(0.4, 0, 0.2, 1);

  --header-height:       72px;
}

/* ---- Reset & Base ---- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  overflow-x: hidden;
}

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

ul { list-style: none; }

address { font-style: normal; }

/* ---- Typography ---- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  line-height: 1.15;
  color: var(--color-text);
}

em {
  font-style: italic;
  color: var(--color-primary);
}

/* ---- Layout ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

/* ---- Blob Shapes ---- */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}

.section-blob {
  position: absolute;
  border-radius: 60% 40% 70% 30% / 40% 60% 30% 70%;
  filter: blur(80px);
  opacity: 0.25;
  pointer-events: none;
  z-index: 0;
}

/* ---- Reveal Animations ---- */
.reveal-up,
.reveal-left,
.reveal-right {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  transition-delay: var(--delay, 0s);
}

.reveal-left  { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }

.revealed {
  opacity: 1 !important;
  transform: translate(0, 0) !important;
}

/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.site-header.scrolled {
  background: rgba(250, 247, 255, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--color-border), var(--shadow-sm);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.logo-img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.logo-text em {
  color: var(--color-primary);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  padding: 0.5rem 0.85rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: var(--radius-full);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover,
.nav-link.nav-active {
  color: var(--color-primary);
  background: var(--color-primary-soft);
}

.btn-nav {
  margin-left: 0.5rem;
  padding: 0.55rem 1.2rem;
  font-size: 0.875rem;
  font-weight: 600;
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-full);
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 4px 16px rgba(107, 63, 160, 0.3);
}

.btn-nav:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(107, 63, 160, 0.4);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Nav */
.mobile-nav {
  display: none;
  flex-direction: column;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 1rem 1.5rem 1.5rem;
  gap: 0.25rem;
  box-shadow: var(--shadow-lg);
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav-link {
  padding: 0.75rem 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.mobile-nav-link:hover {
  color: var(--color-primary);
  background: var(--color-primary-soft);
}

.mobile-nav-cta {
  margin-top: 0.5rem;
  padding: 0.85rem 1rem;
  text-align: center;
  font-weight: 600;
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-md);
}

/* ============================================
   HERO
   ============================================ */
.hero-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: var(--header-height);
  padding-bottom: 6rem;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-alt) 50%, rgba(107,63,160,0.06) 100%);
}

.hero-bg-blobs {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.blob-1 {
  width: 600px; height: 600px;
  top: -150px; right: -100px;
  background: radial-gradient(circle, rgba(107,63,160,0.2), transparent 70%);
}

.blob-2 {
  width: 400px; height: 400px;
  bottom: 100px; left: -100px;
  background: radial-gradient(circle, rgba(201,168,76,0.18), transparent 70%);
}

.blob-3 {
  width: 300px; height: 300px;
  top: 40%; left: 40%;
  background: radial-gradient(circle, rgba(155,111,208,0.12), transparent 70%);
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(3rem, 5.5vw, 5rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 500px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  font-size: 0.95rem;
  font-weight: 600;
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 24px rgba(107, 63, 160, 0.35);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(107, 63, 160, 0.45);
}

.btn-primary:hover::before { opacity: 1; }

.btn-primary.btn-large {
  padding: 1.1rem 2.5rem;
  font-size: 1rem;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  border: 2px solid var(--color-primary-soft);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.btn-ghost:hover {
  background: var(--color-primary-soft);
  border-color: var(--color-primary-light);
  transform: translateY(-1px);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat strong {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--color-primary);
  line-height: 1;
}

.stat span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.2rem;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--color-border);
}

/* Hero Image */
.hero-image-wrap {
  position: relative;
}

.hero-image-clip {
  border-radius: 60% 40% 50% 50% / 40% 50% 50% 60%;
  overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-xl);
  position: relative;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 8s ease;
}

.hero-image-clip:hover .hero-img {
  transform: scale(1.04);
}

.hero-image-badge {
  position: absolute;
  bottom: 2.5rem;
  left: -1.5rem;
  background: var(--color-surface);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  border: 1px solid var(--color-accent-light);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-light);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: scrollBounce 2.5s ease-in-out infinite;
  z-index: 1;
}

.scroll-text { font-weight: 500; }

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.7; }
  50%       { transform: translateX(-50%) translateY(6px); opacity: 1; }
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 4rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
  border: 1px solid var(--color-accent-light);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* ============================================
   SERVICES
   ============================================ */
.services-section {
  background: var(--color-bg-alt);
}

.services-blob {
  width: 700px; height: 500px;
  top: -100px; right: -200px;
  background: radial-gradient(ellipse, rgba(107,63,160,0.12), transparent 60%);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}

.service-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  border: 1px solid var(--color-border);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-soft);
}

.service-card:hover::before { transform: scaleX(1); }

.service-featured {
  background: linear-gradient(135deg, var(--color-primary-deep) 0%, var(--color-primary-dark) 50%, var(--color-primary) 100%);
  color: white;
  border-color: transparent;
}

.service-featured em,
.service-featured .service-title,
.service-featured .service-desc,
.service-featured .service-features li,
.service-featured .service-icon {
  color: rgba(255,255,255,0.9);
}

.service-featured::before {
  background: linear-gradient(90deg, rgba(255,255,255,0.4), rgba(201,168,76,0.8));
}

.service-featured:hover {
  box-shadow: var(--shadow-xl);
}

.service-icon {
  width: 64px;
  height: 64px;
  background: var(--color-primary-soft);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--color-primary);
  transition: transform var(--transition-base);
}

.service-card:hover .service-icon { transform: scale(1.05); }

.service-featured .service-icon {
  background: rgba(255,255,255,0.15);
  color: white;
}

.service-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(201, 168, 76, 0.2);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
  border: 1px solid rgba(201, 168, 76, 0.3);
}

.service-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 0.75rem;
}

.service-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.service-featured .service-desc {
  color: rgba(255,255,255,0.75);
}

.service-features {
  margin-bottom: 1.5rem;
}

.service-features li {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  padding: 0.3rem 0;
  padding-left: 1.1rem;
  position: relative;
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.75rem;
}

.service-featured .service-features li { color: rgba(255,255,255,0.75); }
.service-featured .service-features li::before { color: var(--color-accent-light); }

.service-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  padding: 0.6rem 1.2rem;
  border: 2px solid var(--color-primary-soft);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.service-cta:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.service-featured .service-cta {
  color: white;
  border-color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.1);
}

.service-featured .service-cta:hover {
  background: white;
  color: var(--color-primary);
  border-color: white;
}

/* ============================================
   ABOUT / NOSOTROS
   ============================================ */
.about-section {
  background: var(--color-bg);
  padding-bottom: 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 5rem;
  align-items: center;
}

.about-images {
  position: relative;
}

.about-img-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-xl);
}

.about-img-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-img-main:hover img { transform: scale(1.03); }

.about-img-secondary {
  position: absolute;
  bottom: -2rem;
  right: -2rem;
  width: 50%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--color-bg);
}

.about-img-secondary img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.about-img-badge {
  position: absolute;
  top: 2rem;
  right: -1.5rem;
  background: var(--color-primary);
  color: white;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.about-img-badge strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 400;
  line-height: 1;
}

.about-img-badge span {
  font-size: 0.7rem;
  opacity: 0.85;
  line-height: 1.3;
}

.about-text {
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.about-values {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

.value-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.value-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  background: var(--color-primary-soft);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.value-item div:last-child {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.value-item strong { font-size: 0.95rem; font-weight: 600; }

.value-item span {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

/* Team */
.team-section {
  padding: 6rem 0;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.team-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.team-photo {
  aspect-ratio: 4/3;
  overflow: hidden;
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform var(--transition-slow);
}

.team-card:hover .team-photo img { transform: scale(1.04); }

.team-info {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.team-info h3 {
  font-size: 1.3rem;
  font-weight: 400;
}

.team-role {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.team-specialty {
  font-size: 0.82rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.team-info p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials-section {
  background: var(--color-primary-deep);
  color: white;
}

.testimonials-section .section-title { color: white; }
.testimonials-section .section-subtitle { color: rgba(255,255,255,0.65); }

.testimonials-blob {
  width: 600px; height: 600px;
  top: -200px; left: -200px;
  background: radial-gradient(ellipse, rgba(155,111,208,0.3), transparent 60%);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  position: relative;
  z-index: 1;
}

.testimonial-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: 2rem;
  backdrop-filter: blur(10px);
  transition: background var(--transition-base), transform var(--transition-base);
}

.testimonial-card:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-3px);
}

.testimonials-grid .testimonial-card:nth-child(4),
.testimonials-grid .testimonial-card:nth-child(5) {
  grid-column: span 1;
}

.testimonials-grid {
  grid-template-columns: repeat(3, 1fr);
}

.testimonials-grid > :nth-child(4) { grid-column: 1 / 2; }
.testimonials-grid > :nth-child(5) { grid-column: 2 / 3; }

.testimonial-stars {
  display: flex;
  gap: 0.15rem;
  margin-bottom: 1rem;
  color: var(--color-accent-light);
  font-size: 0.9rem;
}

.testimonial-card blockquote {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.75;
  margin-bottom: 1.25rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.testimonial-author strong {
  display: block;
  font-size: 0.88rem;
  color: white;
  font-family: var(--font-serif);
}

.testimonial-author span {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
}

/* ============================================
   GALLERY
   ============================================ */
.gallery-section {
  background: var(--color-bg);
}

.gallery-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  justify-content: center;
}

.gallery-tab {
  padding: 0.65rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.gallery-tab:hover {
  color: var(--color-primary);
  border-color: var(--color-primary-soft);
  background: var(--color-primary-soft);
}

.gallery-tab.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.gallery-panel { display: none; }
.gallery-panel.active { display: block; }

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.case-card {
  cursor: pointer;
}

.case-images { position: relative; }

.case-img {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-bg-alt);
}

.case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.case-card:hover .case-img img { transform: scale(1.06); }

.case-label {
  position: absolute;
  bottom: 0.75rem;
  left: 0.75rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: white;
  background: rgba(107, 63, 160, 0.85);
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

.case-caption {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-top: 0.75rem;
  text-align: center;
}

.clinic-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.clinic-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 16/9;
  cursor: pointer;
}

.clinic-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.clinic-card:hover img { transform: scale(1.05); }

.clinic-card span {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem 1.25rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: white;
  background: linear-gradient(transparent, rgba(0,0,0,0.6));
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(20, 8, 35, 0.92);
  backdrop-filter: blur(8px);
}

.lightbox-content {
  position: relative;
  z-index: 1;
  max-width: min(90vw, 960px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
}

.lightbox-content img {
  max-height: 80vh;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.lightbox-caption {
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
  text-align: center;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  z-index: 2;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.1);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), transform var(--transition-fast);
  backdrop-filter: blur(8px);
}

.lightbox-close { top: 1.5rem; right: 1.5rem; }
.lightbox-prev  { left: 1.5rem; top: 50%; transform: translateY(-50%); }
.lightbox-next  { right: 1.5rem; top: 50%; transform: translateY(-50%); }

.lightbox-close:hover { background: rgba(255,255,255,0.2); }
.lightbox-prev:hover  { background: rgba(255,255,255,0.2); transform: translateY(-50%) scale(1.1); }
.lightbox-next:hover  { background: rgba(255,255,255,0.2); transform: translateY(-50%) scale(1.1); }

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  padding: 6rem 0;
  background: linear-gradient(135deg, var(--color-primary-soft) 0%, var(--color-bg-alt) 50%, var(--color-accent-soft) 100%);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-blob {
  position: absolute;
  width: 500px; height: 500px;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(107,63,160,0.12), transparent 60%);
  filter: blur(60px);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  margin-bottom: 1rem;
}

.cta-content > p {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  background: #25D366;
  color: white;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.35);
  transition: all var(--transition-base);
}

.btn-whatsapp:hover {
  background: #1EB957;
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(37, 211, 102, 0.45);
}

/* ============================================
   CONTACT
   ============================================ */
.contact-section {
  background: var(--color-bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.contact-desc {
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 2.5rem;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  background: var(--color-surface);
}

.contact-item:hover,
a.contact-item:hover {
  border-color: var(--color-primary-soft);
  background: var(--color-primary-soft);
  transform: translateX(4px);
}

.contact-item-icon {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  background: var(--color-primary-soft);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.contact-item-icon--wa {
  background: rgba(37, 211, 102, 0.1);
  color: #25D366;
}

.contact-item div:last-child {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.contact-item strong {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.contact-item span {
  font-size: 0.88rem;
  color: var(--color-text);
  line-height: 1.4;
}

/* Form */
.contact-form-wrap {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.contact-form h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.form-note {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 1.75rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

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

label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
}

label span { color: var(--color-primary); }

input[type="text"],
input[type="tel"],
input[type="email"],
select,
textarea {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  width: 100%;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  -webkit-appearance: none;
}

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

input:focus, select:focus, textarea:focus {
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(107, 63, 160, 0.12);
}

select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B5F78' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

textarea { resize: vertical; min-height: 100px; }

.btn-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  padding: 1rem;
  font-size: 0.95rem;
  font-weight: 700;
  background: #25D366;
  color: white;
  border-radius: var(--radius-lg);
  margin-top: 0.5rem;
  transition: all var(--transition-base);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}

.btn-submit:hover {
  background: #1EB957;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--color-primary-deep);
  color: rgba(255,255,255,0.75);
}

.footer-top {
  padding: 5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr 1.5fr;
  gap: 3rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.footer-logo img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer-logo span {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: white;
}

.footer-logo em { color: var(--color-accent-light); }

.footer-brand p {
  font-size: 0.85rem;
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.social-links {
  display: flex;
  gap: 0.5rem;
}

.social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.footer-links h4,
.footer-contact h4,
.footer-map h4 {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: white;
  margin-bottom: 1.25rem;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition-fast);
}

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

.footer-contact address {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-contact p {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.85rem;
  line-height: 1.5;
}

.footer-contact svg { flex-shrink: 0; margin-top: 2px; opacity: 0.6; }

.footer-contact a {
  color: rgba(255,255,255,0.65);
  transition: color var(--transition-fast);
}

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

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid rgba(255,255,255,0.08);
}

.footer-bottom {
  padding: 1.5rem 0;
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

/* ============================================
   CHAT WIDGET — AYUDA ACTIVA
   ============================================ */
.chat-widget {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.75rem;
}

/* Toggle Button */
.chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(107, 63, 160, 0.45);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
}

.chat-toggle:hover {
  transform: scale(1.08);
  box-shadow: 0 10px 32px rgba(107, 63, 160, 0.55);
}

/* Pulse animation when chat is closed */
.chat-toggle[aria-expanded="false"]::before,
.chat-toggle[aria-expanded="false"]::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  animation: chatPulse 2.5s ease-out infinite;
}

.chat-toggle[aria-expanded="false"]::after {
  animation-delay: 1.25s;
}

@keyframes chatPulse {
  0%   { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.75); opacity: 0; }
}

/* Chat Panel */
.chat-panel {
  width: 360px;
  max-height: 520px;
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.9) translateY(20px);
  transform-origin: bottom right;
  opacity: 0;
  pointer-events: none;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.chat-panel.open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.chat-header {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.chat-header-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.chat-avatar {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.chat-header h3 {
  color: white;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 700;
}

.chat-status {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.7);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-full);
  background: #4ade80;
  box-shadow: 0 0 6px #4ade80;
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.chat-close-btn {
  color: rgba(255,255,255,0.7);
  padding: 0.3rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.chat-close-btn:hover {
  color: white;
  background: rgba(255,255,255,0.15);
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  scroll-behavior: smooth;
}

.chat-messages::-webkit-scrollbar { width: 4px; }
.chat-messages::-webkit-scrollbar-track { background: transparent; }
.chat-messages::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 2px;
}

.chat-message {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  max-width: 85%;
  animation: messageIn 0.3s ease forwards;
}

@keyframes messageIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.chat-message.user { align-self: flex-end; align-items: flex-end; }
.chat-message.assistant { align-self: flex-start; }

.chat-bubble {
  padding: 0.65rem 0.9rem;
  border-radius: 1.2rem;
  font-size: 0.85rem;
  line-height: 1.55;
  word-break: break-word;
}

.chat-message.user .chat-bubble {
  background: var(--color-primary);
  color: white;
  border-bottom-right-radius: 0.3rem;
}

.chat-message.assistant .chat-bubble {
  background: var(--color-bg-alt);
  color: var(--color-text);
  border-bottom-left-radius: 0.3rem;
  border: 1px solid var(--color-border);
}

.chat-time {
  font-size: 0.68rem;
  color: var(--color-text-light);
  padding: 0 0.25rem;
}

/* Typing indicator */
.typing-indicator {
  align-self: flex-start;
  padding: 0.65rem 0.9rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 1.2rem;
  border-bottom-left-radius: 0.3rem;
  display: flex;
  gap: 0.3rem;
  align-items: center;
  animation: messageIn 0.3s ease forwards;
}

.typing-dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-full);
  background: var(--color-text-light);
  animation: typingBounce 1.4s ease-in-out infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); }
  30%            { transform: translateY(-6px); }
}

/* Input Area */
.chat-input-area {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
  flex-shrink: 0;
}

.chat-form {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

#chatInput {
  flex: 1;
  padding: 0.65rem 0.9rem;
  font-size: 0.85rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  outline: none;
  transition: border-color var(--transition-fast);
}

#chatInput:focus { border-color: var(--color-primary-light); }

.chat-send {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.chat-send:hover { background: var(--color-primary-dark); transform: scale(1.08); }
.chat-send:disabled { background: var(--color-text-light); cursor: not-allowed; transform: none; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid > :nth-child(4),
  .testimonials-grid > :nth-child(5) {
    grid-column: span 1;
  }
}

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

  .main-nav  { display: none; }
  .hamburger { display: flex; }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-image-wrap { order: -1; }

  .hero-image-clip {
    aspect-ratio: 16/9;
    border-radius: var(--radius-xl);
  }

  .hero-image-badge { left: 1rem; bottom: 1rem; }
  .about-img-badge  { top: 1rem; right: 1rem; }

  .services-grid  { grid-template-columns: 1fr; }
  .about-grid     { grid-template-columns: 1fr; gap: 3rem; }

  .about-img-secondary {
    right: 1rem;
    bottom: -1.5rem;
  }

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

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

  .cases-grid  { grid-template-columns: repeat(2, 1fr); }
  .clinic-grid { grid-template-columns: 1fr; }

  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }

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

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

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

  .chat-panel { width: calc(100vw - 3rem); }

  .cta-actions { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
  .section { padding: 4rem 0; }
  .hero-title { font-size: 2.5rem; }

  .hero-stats {
    gap: 0.75rem;
    flex-wrap: wrap;
  }

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

  .hero-actions { flex-direction: column; }
  .hero-actions .btn-primary,
  .hero-actions .btn-ghost { text-align: center; justify-content: center; }
}

/* ---- Focus visible for accessibility ---- */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal-up, .reveal-left, .reveal-right {
    opacity: 1;
    transform: none;
  }
}