/* ============================================
   IMPERMEABILIZACIONES ZAVALA — ARCHITECTURAL/PREMIUM CSS
   Cormorant Garamond + DM Sans | Cream #F5F0E8 | Deep Blue #1B3A5C | Gold #C9A84C
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=DM+Sans:wght@300;400;500;600&display=swap');

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-cream: #F5F0E8;
  --color-cream-dark: #EDE8DF;
  --color-blue: #1B3A5C;
  --color-blue-dark: #122843;
  --color-blue-light: #2a5280;
  --color-gold: #C9A84C;
  --color-gold-dark: #a8882c;
  --color-gold-light: #d9bc72;
  --color-text: #2C2C2C;
  --color-text-light: #5a5a5a;
  --color-text-muted: #8a8a8a;
  --color-white: #ffffff;
  --color-border: rgba(27,58,92,0.12);
  --color-whatsapp: #25d366;

  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', system-ui, -apple-system, sans-serif;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 40px;
  --space-6: 48px;
  --space-8: 64px;
  --space-12: 96px;

  --radius: 3px;
  --radius-sm: 2px;
  --shadow: 0 2px 12px rgba(27,58,92,0.08);
  --shadow-md: 0 8px 32px rgba(27,58,92,0.12);
  --shadow-lg: 0 16px 48px rgba(27,58,92,0.16);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes logoGlow {
  0%, 100% { filter: drop-shadow(0 0 20px rgba(201,168,76,0.2)); }
  50% { filter: drop-shadow(0 0 40px rgba(201,168,76,0.4)); }
}

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================================
   BASE
   ============================================ */
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-cream);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-blue);
  line-height: 1.15;
  font-weight: 500;
}

h1 { font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 400; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 3rem); letter-spacing: -0.005em; }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); font-weight: 500; }

a { color: inherit; }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 var(--space-3);
}

/* ============================================
   HEADER / NAV
   ============================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245,240,232,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 0.3s ease;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--color-blue);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}
.logo-img {
  height: 46px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(27,58,92,0.15));
  transition: filter 0.3s ease, transform 0.3s ease;
}
.logo:hover .logo-img {
  filter: drop-shadow(0 4px 12px rgba(201,168,76,0.35));
  transform: scale(1.04);
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.logo-text strong { color: var(--color-gold); }
.logo-text .logo-tagline {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.nav-links {
  display: none;
  list-style: none;
  gap: 4px;
  align-items: center;
}
.nav-links a {
  text-decoration: none;
  color: var(--color-blue);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 400;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  position: relative;
  transition: color 0.2s;
  letter-spacing: 0.02em;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 14px;
  right: 14px;
  height: 1.5px;
  background: var(--color-gold);
  transform: scaleX(0);
  transition: transform 0.25s ease;
  transform-origin: left;
}
.nav-links a:hover { color: var(--color-blue-dark); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-toggle {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 4px;
  color: var(--color-blue);
}

.nav-mobile {
  display: none;
  flex-direction: column;
  padding: var(--space-2);
  border-top: 1px solid var(--color-border);
  background: var(--color-cream);
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  padding: 10px 0;
  text-decoration: none;
  color: var(--color-blue);
  font-family: var(--font-body);
  font-weight: 400;
  border-bottom: 1px solid var(--color-border);
  transition: color 0.2s;
}
.nav-mobile a:hover { color: var(--color-gold); }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.9rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.25s ease;
  letter-spacing: 0.02em;
  justify-content: center;
}
.btn-primary {
  background: var(--color-blue);
  color: var(--color-cream);
  border-color: var(--color-blue);
}
.btn-primary:hover {
  background: var(--color-blue-dark);
  border-color: var(--color-blue-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-gold {
  background: var(--color-gold);
  color: var(--color-blue-dark);
  border-color: var(--color-gold);
  font-weight: 600;
}
.btn-gold:hover {
  background: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(201,168,76,0.3);
}
.btn-outline {
  background: transparent;
  border-color: var(--color-cream);
  color: var(--color-cream);
}
.btn-outline:hover {
  background: rgba(245,240,232,0.12);
  transform: translateY(-2px);
}
.btn-outline-dark {
  background: transparent;
  border-color: var(--color-blue);
  color: var(--color-blue);
}
.btn-outline-dark:hover {
  background: var(--color-blue);
  color: var(--color-cream);
  transform: translateY(-2px);
}
.btn-nav {
  background: var(--color-gold);
  color: var(--color-blue-dark);
  border-color: var(--color-gold);
  font-size: 0.85rem;
  padding: 8px 20px;
  font-weight: 600;
}
.btn-nav:hover {
  background: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
  color: #fff;
}
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1rem; }
.btn-full { width: 100%; }

/* ============================================
   HERO — Centered, logo-focused, elegant
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-blue-dark);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.15;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(18,40,67,0.6) 0%, rgba(18,40,67,0.95) 70%);
  z-index: 0;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  z-index: 2;
}
.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-8) 0;
  max-width: 720px;
}

.hero-logo {
  width: 140px;
  height: auto;
  margin: 0 auto var(--space-4);
  display: block;
  animation: logoGlow 4s ease-in-out infinite;
  filter: drop-shadow(0 0 24px rgba(201,168,76,0.25));
}

.hero-divider {
  display: block;
  width: 60px;
  height: 1px;
  background: var(--color-gold);
  margin: 0 auto var(--space-3);
  opacity: 0.6;
}

.hero-badge {
  display: inline-block;
  border: 1px solid rgba(201,168,76,0.4);
  color: var(--color-gold-light);
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 6px 20px;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-4);
}
.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 5.5vw, 4.5rem);
  font-weight: 300;
  color: var(--color-cream);
  line-height: 1.1;
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}
.hero-title .accent {
  color: var(--color-gold-light);
  font-style: italic;
}
.hero-sub {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 300;
  color: rgba(245,240,232,0.7);
  max-width: 520px;
  margin: 0 auto var(--space-5);
  line-height: 1.75;
}
.hero-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
}
.hero-ctas .btn-gold {
  padding: 16px 36px;
  font-size: 1rem;
}
.hero-ctas .btn-outline {
  padding: 16px 36px;
  font-size: 1rem;
}
.hero-trust {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 300;
  color: rgba(245,240,232,0.5);
  letter-spacing: 0.04em;
}
.hero-trust span {
  padding: 5px 14px;
  border: 1px solid rgba(245,240,232,0.1);
  border-radius: 2px;
}

/* ============================================
   SECTIONS
   ============================================ */
.section { padding: var(--space-12) 0; }
.section-alt { background: var(--color-cream-dark); }
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 400;
  text-align: center;
  margin-bottom: 10px;
  color: var(--color-blue);
  letter-spacing: -0.01em;
}
.section-sub {
  font-family: var(--font-body);
  text-align: center;
  color: var(--color-text-light);
  max-width: 560px;
  margin: 0 auto var(--space-6);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.7;
}
.section-divider,
.galeria-divider {
  display: block;
  width: 48px;
  height: 2px;
  background: var(--color-gold);
  margin: 0 auto var(--space-5);
}

/* ============================================
   SERVICES
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}
.service-card {
  background: var(--color-white);
  border-left: 3px solid var(--color-gold);
  border-radius: var(--radius-sm);
  padding: var(--space-5) var(--space-5) var(--space-4);
  position: relative;
  box-shadow: var(--shadow);
  transition: box-shadow 0.25s, transform 0.25s;
}
.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.service-card.featured { border-left-color: var(--color-blue); }
.service-badge {
  position: absolute;
  top: -10px;
  left: 20px;
  background: var(--color-gold);
  color: var(--color-blue-dark);
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.service-img {
  width: calc(100% + 80px);
  height: 180px;
  overflow: hidden;
  margin: -40px -40px 24px -40px;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}
.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.service-card:hover .service-img img { transform: scale(1.04); }
.service-icon { font-size: 2rem; margin-bottom: var(--space-2); }
.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--color-blue);
  margin-bottom: 10px;
}
.service-card p {
  color: var(--color-text-light);
  margin-bottom: var(--space-2);
  font-size: 0.95rem;
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.65;
}
.service-card ul { list-style: none; margin-bottom: var(--space-3); }
.service-card ul li {
  padding: 4px 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--color-text-light);
  border-bottom: 1px solid rgba(27,58,92,0.06);
}
.service-card ul li::before {
  content: "— ";
  color: var(--color-gold);
  font-weight: 600;
}

/* ============================================
   PRICES
   ============================================ */
.prices-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
.price-card {
  background: var(--color-white);
  border-left: 3px solid var(--color-gold);
  border-radius: var(--radius-sm);
  padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow);
  transition: box-shadow 0.25s, transform 0.25s;
}
.price-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.price-card h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--color-blue);
  margin-bottom: 8px;
}
.price-range {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 400;
  color: var(--color-gold);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.price-card p {
  color: var(--color-text-light);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  margin-bottom: 12px;
  line-height: 1.6;
}
.price-card ul { list-style: none; }
.price-card ul li {
  padding: 3px 0;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--color-text-light);
}
.price-card ul li::before { content: "→ "; color: var(--color-gold); }
.price-note {
  background: rgba(27,58,92,0.04);
  border: 1px solid rgba(27,58,92,0.1);
  border-left: 3px solid var(--color-gold);
  border-radius: var(--radius-sm);
  padding: var(--space-2) 20px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 300;
}
.price-note a { color: var(--color-blue); text-decoration: underline; text-decoration-color: var(--color-gold); }

/* ============================================
   CASES
   ============================================ */
.cases-grid { display: grid; gap: var(--space-5); }
.case-card {
  background: var(--color-white);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.case-images {
  display: flex;
  align-items: stretch;
  background: var(--color-cream-dark);
  min-height: 160px;
}
.case-img { flex: 1; position: relative; display: flex; align-items: flex-end; padding: 12px; }
.case-img.before { background: #fde8e8; }
.case-img.after { background: #e8f5e9; }
.case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: var(--radius-sm);
}
.case-label {
  position: absolute;
  top: 8px;
  left: 8px;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.case-img.before .case-label { background: #ef4444; color: #fff; }
.case-img.after .case-label { background: #22c55e; color: #fff; }
.case-arrow {
  display: flex;
  align-items: center;
  padding: 12px 8px;
  font-size: 1.3rem;
  color: var(--color-gold);
  background: var(--color-cream-dark);
}
.case-info { padding: var(--space-3) var(--space-4); }
.case-info h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-blue);
  margin-bottom: 8px;
}
.case-info p {
  color: var(--color-text-light);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  margin-bottom: 12px;
  line-height: 1.65;
}
.case-stats {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.cases-cta { text-align: center; margin-top: var(--space-5); }

/* ============================================
   GALLERY
   ============================================ */
.galeria-section {
  padding: var(--space-12) 0;
  background: var(--color-blue-dark);
}
.galeria-section h2 {
  color: var(--color-cream);
  text-align: center;
  margin-bottom: 10px;
  font-weight: 300;
}
.galeria-subtitle {
  text-align: center;
  color: rgba(245,240,232,0.6);
  margin-bottom: var(--space-6);
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1rem;
}
.galeria-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 240px;
  gap: 3px;
}
.galeria-grid img:nth-child(7n+1),
.galeria-grid img:nth-child(7n+4) {
  grid-column: span 2;
}
.galeria-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease, filter 0.4s ease;
  cursor: pointer;
}
.galeria-grid img:hover {
  transform: scale(1.04);
  filter: brightness(1.08);
  z-index: 1;
  position: relative;
}

/* ============================================
   PROCESO (How we work)
   ============================================ */
.proceso-section {
  padding: var(--space-12) 0;
  background: var(--color-cream);
}
.proceso-section h2 {
  text-align: center;
  margin-bottom: 8px;
}
.proceso-section > .container > p {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: 56px;
  font-family: var(--font-body);
  font-size: 1rem;
}
.proceso-steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.step {
  text-align: center;
  padding: var(--space-4) var(--space-3);
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: box-shadow 0.25s, transform 0.25s;
}
.step:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.step-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-2);
}
.step h3 {
  color: var(--color-blue);
  margin-bottom: 12px;
  font-size: 1.3rem;
}
.step p {
  color: var(--color-text-light);
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ============================================
   GUARANTEE BADGE (highlight strip)
   ============================================ */
.guarantee-highlight {
  padding: var(--space-8) 0;
  background: var(--color-blue);
  text-align: center;
}
.guarantee-highlight-inner {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(201,168,76,0.35);
  border-radius: 8px;
  padding: var(--space-4) var(--space-6);
  flex-wrap: wrap;
  justify-content: center;
}
.guarantee-highlight-icon {
  font-size: 4rem;
  line-height: 1;
}
.guarantee-highlight-text {
  text-align: left;
}
.guarantee-highlight-num {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 600;
  color: var(--color-gold);
  line-height: 1;
}
.guarantee-highlight-label {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: rgba(245,240,232,0.85);
  margin-top: 4px;
}
.guarantee-highlight-sub {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: rgba(245,240,232,0.5);
  margin-top: 4px;
}

/* ============================================
   GUARANTEE SECTION
   ============================================ */
.guarantee-grid { display: grid; gap: var(--space-5); }
.guarantee-main {
  background: var(--color-blue);
  color: #fff;
  border-radius: var(--radius-sm);
  padding: var(--space-8) var(--space-6);
  text-align: center;
}
.guarantee-icon { font-size: 2.5rem; margin-bottom: var(--space-2); }
.guarantee-main h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 400;
  margin-bottom: 12px;
  color: #fff;
}
.guarantee-main p {
  opacity: 0.8;
  margin-bottom: var(--space-4);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.65;
}
.guarantee-years {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}
.year-badge {
  background: rgba(201,168,76,0.12);
  border: 1px solid rgba(201,168,76,0.35);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  text-align: center;
}
.year-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 300;
  color: var(--color-gold-light);
  line-height: 1;
}
.year-label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  opacity: 0.75;
  font-weight: 300;
}
.guarantee-points { display: flex; flex-direction: column; gap: var(--space-3); }
.gp-item { display: flex; gap: var(--space-2); align-items: flex-start; }
.gp-icon { font-size: 1.4rem; flex-shrink: 0; margin-top: 2px; }
.gp-item strong {
  font-family: var(--font-heading);
  display: block;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-blue);
  margin-bottom: 4px;
}
.gp-item p {
  color: var(--color-text-light);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  margin: 0;
  line-height: 1.65;
}

/* ============================================
   REVIEWS
   ============================================ */
.reviews-grid {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.review-card {
  background: var(--color-white);
  border-left: 3px solid var(--color-gold);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  box-shadow: var(--shadow);
  transition: box-shadow 0.25s;
}
.review-card:hover { box-shadow: var(--shadow-md); }
.review-stars { font-size: 1rem; margin-bottom: 12px; letter-spacing: 2px; }
.review-card > p {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 300;
  margin-bottom: var(--space-2);
  font-size: 1.1rem;
  line-height: 1.65;
}
.reviewer { display: flex; align-items: center; gap: 12px; }
.reviewer-avatar {
  width: 40px;
  height: 40px;
  background: var(--color-gold);
  color: var(--color-blue-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.875rem;
}
.reviewer strong { font-family: var(--font-body); display: block; font-size: 0.9rem; font-weight: 500; color: var(--color-blue); }
.reviewer span { color: var(--color-text-muted); font-size: 0.8rem; font-family: var(--font-body); font-weight: 300; }
.reviews-cta { text-align: center; }

/* ============================================
   BLOG
   ============================================ */
.blog-grid { display: grid; gap: var(--space-3); }
.blog-card {
  background: var(--color-white);
  border-left: 3px solid var(--color-gold);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  box-shadow: var(--shadow);
  transition: box-shadow 0.25s, transform 0.25s;
}
.blog-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.blog-category {
  display: inline-block;
  color: var(--color-gold);
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.blog-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--color-blue);
  margin-bottom: var(--space-1);
}
.blog-card h3 a { text-decoration: none; color: var(--color-blue); }
.blog-card h3 a:hover { color: var(--color-gold); }
.blog-card p { color: var(--color-text-light); font-family: var(--font-body); font-size: 0.9rem; font-weight: 300; margin-bottom: 12px; line-height: 1.65; }
.blog-meta { display: flex; gap: var(--space-2); font-size: 0.8rem; color: var(--color-text-muted); font-family: var(--font-body); font-weight: 300; }

/* ============================================
   CONTACT
   ============================================ */
.contact-section { background: var(--color-cream-dark); }
.contact-grid { display: grid; gap: var(--space-8); }
.contact-info h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 400;
  color: var(--color-blue);
  margin-bottom: 12px;
}
.contact-info > p { color: var(--color-text-light); font-family: var(--font-body); font-weight: 300; margin-bottom: var(--space-4); }
.contact-channels { display: flex; flex-direction: column; gap: 12px; margin-bottom: var(--space-3); }
.contact-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: var(--space-2) 20px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: #fff;
  font-family: var(--font-body);
  font-weight: 500;
  transition: opacity 0.2s, transform 0.2s;
}
.contact-btn:hover { opacity: 0.9; transform: translateY(-2px); }
.contact-btn.whatsapp { background: var(--color-whatsapp); }
.contact-btn.phone { background: var(--color-blue); }
.contact-btn.email { background: #4b5563; }
.ch-icon { font-size: 1.3rem; flex-shrink: 0; }
.contact-btn strong { display: block; font-family: var(--font-body); }
.contact-btn span { font-size: 0.875rem; opacity: 0.85; font-weight: 300; }
.contact-badge {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--color-text-muted);
}
.contact-form-wrap {
  background: var(--color-white);
  border-radius: var(--radius-sm);
  padding: var(--space-5);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-gold);
}
.contact-form h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--color-blue);
  margin-bottom: var(--space-3);
}
.contact-form p {
  color: var(--color-text-light);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}
.form-note {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 10px;
}

/* ============================================
   LIGHTBOX
   ============================================ */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.93);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 28px;
  color: #fff;
  font-size: 2.5rem;
  cursor: pointer;
  z-index: 10001;
  font-family: var(--font-heading);
  line-height: 1;
  background: none;
  border: none;
  transition: color 0.2s;
}
.lightbox-close:hover { color: var(--color-gold); }
.lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border: 2px solid var(--color-gold);
  display: block;
}

/* ============================================
   FOOTER
   ============================================ */
.footer { background: var(--color-blue-dark); color: rgba(245,240,232,0.6); padding: var(--space-8) 0 0; }
.footer-content {
  display: grid;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}
.footer-brand span { color: var(--color-cream); font-size: 1rem; font-family: var(--font-heading); font-weight: 400; }
.footer-brand strong { color: var(--color-gold); }
.footer-brand p { font-family: var(--font-body); font-size: 0.875rem; font-weight: 300; margin-top: var(--space-1); }
.footer-logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  margin-bottom: 12px;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3));
  transition: filter 0.3s ease;
}
.footer-brand:hover .footer-logo-img {
  filter: drop-shadow(0 4px 16px rgba(201,168,76,0.4));
}
.footer-links h4 { color: var(--color-cream); font-family: var(--font-heading); font-size: 1rem; font-weight: 500; margin-bottom: 12px; }
.footer-links ul { list-style: none; }
.footer-links ul li { margin-bottom: 6px; }
.footer-links ul li a { color: rgba(245,240,232,0.55); text-decoration: none; font-family: var(--font-body); font-size: 0.875rem; font-weight: 300; transition: color 0.2s; }
.footer-links ul li a:hover { color: var(--color-gold); }
.footer-contact h4 { color: var(--color-cream); font-family: var(--font-heading); font-size: 1rem; font-weight: 500; margin-bottom: 12px; }
.footer-contact p { font-family: var(--font-body); font-size: 0.875rem; font-weight: 300; margin-bottom: 6px; }
.footer-contact a { color: rgba(245,240,232,0.55); text-decoration: none; transition: color 0.2s; }
.footer-contact a:hover { color: var(--color-gold); }
.footer-bottom {
  border-top: 1px solid rgba(245,240,232,0.1);
  padding: var(--space-2) 0;
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 300;
}
.footer-bottom a { color: rgba(245,240,232,0.5); }

/* ============================================
   FLOATING WHATSAPP BUTTON
   ============================================ */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9999;
  width: 58px;
  height: 58px;
  background: var(--color-whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.45);
  text-decoration: none;
  font-size: 1.7rem;
  transition: transform 0.2s, box-shadow 0.2s;
  animation: wa-pulse 2.5s infinite;
}
.wa-float:hover { transform: scale(1.1); box-shadow: 0 6px 24px rgba(37,211,102,0.65); }
@keyframes wa-pulse {
  0%, 100% { box-shadow: 0 4px 16px rgba(37,211,102,0.45); }
  50% { box-shadow: 0 4px 28px rgba(37,211,102,0.7); }
}

/* ============================================
   STICKY MOBILE CTA
   ============================================ */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  z-index: 999;
  background: var(--color-blue-dark);
}
.sticky-cta a {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 8px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
}
.sticky-cta a:first-child {
  background: var(--color-blue);
  color: var(--color-cream);
  border-right: 1px solid rgba(255,255,255,0.1);
}
.sticky-cta a:last-child {
  background: var(--color-gold);
  color: var(--color-blue-dark);
  font-weight: 600;
}

/* ============================================
   RESPONSIVE — MOBILE FIXES
   ============================================ */
@media (max-width: 767px) {
  body { padding-bottom: 56px; }
  .sticky-cta { display: flex; }
  .wa-float { display: none !important; }

  .hero-logo { width: 100px; }
  .hero-title { font-size: clamp(2rem, 8vw, 3.5rem) !important; }
  .hero-ctas { flex-direction: column; gap: 12px; }
  .hero-ctas .btn { width: 100%; }

  .proceso-steps { grid-template-columns: repeat(2, 1fr) !important; gap: 16px !important; }
  .galeria-grid {
    grid-template-columns: 1fr !important;
    grid-auto-rows: auto !important;
  }
  .galeria-grid img {
    aspect-ratio: 4/3 !important;
    width: 100% !important;
    height: auto !important;
  }
  .galeria-grid img:nth-child(7n+1),
  .galeria-grid img:nth-child(7n+4) {
    grid-column: span 1 !important;
  }

  .reviews-grid { grid-template-columns: 1fr !important; }
  .prices-grid { grid-template-columns: 1fr !important; }
  .cases-grid { grid-template-columns: 1fr !important; }
  .container { padding: 0 16px !important; }

  .guarantee-highlight-inner { padding: var(--space-3); gap: 16px; }
  .guarantee-highlight-num { font-size: 2.2rem; }
}

/* ============================================
   RESPONSIVE — TABLETS (768px+)
   ============================================ */
@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-toggle { display: none; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .prices-grid { grid-template-columns: repeat(3, 1fr); }
  .reviews-grid { grid-template-columns: repeat(3, 1fr); }
  .blog-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr 1fr; align-items: start; }
  .footer-content { grid-template-columns: 2fr 1fr 1fr 1.5fr; }
  .guarantee-grid { grid-template-columns: 1fr 1fr; align-items: start; }
  .galeria-grid { grid-template-columns: repeat(4, 1fr); grid-auto-rows: 220px; }
  .proceso-steps { grid-template-columns: repeat(4, 1fr); }

  .sticky-cta { display: none !important; }
  .wa-float { display: flex !important; }
}

/* ============================================
   RESPONSIVE — DESKTOP (1024px+)
   ============================================ */
@media (min-width: 1024px) {
  .services-grid { grid-template-columns: repeat(4, 1fr); }
  .container { padding: 0 var(--space-4); }
  .hero-logo { width: 160px; }
}