/* =========================================================
   DESIGN TOKENS
   ========================================================= */
:root {
  --color-black: #000000;
  --color-bg-dark: #09090b;
  --color-bg-darker: #0f0f11;
  --color-surface: rgba(255, 255, 255, 0.05);
  --color-surface-hover: rgba(255, 255, 255, 0.1);
  --color-border: rgba(255, 255, 255, 0.1);

  --color-accent: #159ED2;
  --color-accent-hover: #1189b8;
  --color-accent-dark: rgba(21, 158, 210, 0.2);
  --color-accent-ring: rgba(21, 158, 210, 0.3);

  --color-white: #ffffff;
  --color-text-primary: #f1f5f9;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #64748b;

  --color-amber: #fbbf24;

  --font-family: 'Inter', system-ui, -apple-system, sans-serif;

  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.5rem;
  --radius-3xl: 1.875rem;
  --radius-full: 9999px;

  --shadow-accent: 0 10px 40px rgba(21, 158, 210, 0.15);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);

  --transition-base: 0.3s ease;
  --transition-fast: 0.15s ease;

  --header-height: 6rem;
  --container-max: 80rem;
  --container-narrow: 48rem;
}

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

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

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

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

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

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

ul {
  list-style: none;
}

/* =========================================================
   LAYOUT
   ========================================================= */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1rem;
}

@media (min-width: 640px) {
  .container { padding-inline: 1.5rem; }
}

@media (min-width: 1024px) {
  .container { padding-inline: 2rem; }
}

.container--narrow {
  max-width: var(--container-narrow);
}

/* =========================================================
   TYPOGRAPHY HELPERS
   ========================================================= */
.text-accent { color: var(--color-accent); }
.icon-accent { color: var(--color-accent); flex-shrink: 0; }

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1;
  transition: background-color var(--transition-fast), color var(--transition-fast),
              border-color var(--transition-fast), transform var(--transition-fast),
              box-shadow var(--transition-fast);
  white-space: nowrap;
  cursor: pointer;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.btn:active { transform: scale(0.98); }

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.btn-whatsapp {
  background-color: var(--color-accent-hover);
  color: var(--color-white);
}

.btn-whatsapp:hover {
  background-color: #0f75a0;
  box-shadow: var(--shadow-accent);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  background-color: var(--color-surface-hover);
  border-color: rgba(255,255,255,0.25);
}

.btn-accent {
  background-color: var(--color-accent-hover);
  color: var(--color-white);
  border-radius: var(--radius-xl);
}

.btn-accent:hover {
  background-color: #0f75a0;
}

.btn-block {
  width: 100%;
  margin-top: 0.5rem;
}

.btn-cta-primary {
  background-color: var(--color-white);
  color: #0c4a6e;
  border-radius: var(--radius-xl);
}

.btn-cta-primary:hover {
  background-color: #e0f2fe;
}

.btn-cta-outline {
  background-color: transparent;
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-xl);
}

.btn-cta-outline:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* =========================================================
   HEADER
   ========================================================= */
.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 50;
  transition: background-color var(--transition-base), backdrop-filter var(--transition-base),
              box-shadow var(--transition-base);
}

.site-header.scrolled {
  background-color: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
}

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

.header-logo img {
  height: 5rem;
  width: auto;
  border-radius: var(--radius-md);
  object-fit: contain;
}

.nav-desktop {
  display: none;
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: flex;
    align-items: center;
    gap: 2rem;
  }

  .nav-desktop a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
  }

  .nav-desktop a:hover {
    color: var(--color-accent);
  }

  .header-cta { display: inline-flex; }
  .menu-toggle { display: none; }
}

.header-cta {
  display: none;
  height: 3rem;
  padding-inline: 1rem;
  font-size: 0.875rem;
}

/* ---- Mobile menu toggle ---- */
.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: background-color var(--transition-fast);
}

.menu-toggle:hover { background-color: var(--color-surface-hover); }
.menu-toggle:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.menu-icon,
.menu-icon::before,
.menu-icon::after {
  display: block;
  width: 1.375rem;
  height: 2px;
  background-color: currentColor;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.menu-icon { position: relative; }
.menu-icon::before,
.menu-icon::after { content: ''; position: absolute; inset-inline-start: 0; }
.menu-icon::before { top: -6px; }
.menu-icon::after  { top:  6px; }

.menu-toggle[aria-expanded="true"] .menu-icon { background-color: transparent; }
.menu-toggle[aria-expanded="true"] .menu-icon::before { transform: rotate(45deg) translate(4px, 4px); }
.menu-toggle[aria-expanded="true"] .menu-icon::after  { transform: rotate(-45deg) translate(4px, -4px); }

/* ---- Mobile menu ---- */
.mobile-menu {
  display: none;
  border-top: 1px solid var(--color-border);
  background-color: rgba(0, 0, 0, 0.96);
  padding: 1rem;
}

.mobile-menu.open { display: block; }

.mobile-nav-link {
  display: block;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.mobile-nav-link:hover {
  background-color: var(--color-surface-hover);
  color: var(--color-accent);
}

.mobile-nav-cta {
  display: flex;
  margin-top: 0.5rem;
  width: 100%;
  height: 3rem;
}

/* =========================================================
   SECTIONS
   ========================================================= */
.section {
  padding-block: 5rem;
}

@media (min-width: 1024px) {
  .section { padding-block: 7rem; }
}

.section--dark    { background-color: var(--color-bg-dark); }
.section--darker  { background-color: var(--color-bg-darker); }

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-white);
  line-height: 1.2;
}

.section-title--left { text-align: left; }

.section-desc {
  max-width: 42rem;
  margin-inline: auto;
  margin-top: 1rem;
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.section-desc--left { margin-inline: 0; }

/* =========================================================
   GRIDS
   ========================================================= */
.grid { display: grid; gap: 1.5rem; }

.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }

@media (min-width: 640px) {
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  overflow: hidden;
  background-color: var(--color-black);
  padding-block-start: calc(var(--header-height) + 5rem);
  padding-block-end: 5rem;
}

@media (min-width: 1024px) {
  .hero {
    padding-block-start: calc(var(--header-height) + 7rem);
    padding-block-end: 8rem;
  }
}

.hero-bg-gradient {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(ellipse at top right, rgba(21, 158, 210, 0.18) 0%, transparent 60%),
              radial-gradient(ellipse at bottom left, rgba(21, 158, 210, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.hero-content { order: 2; }

@media (min-width: 1024px) {
  .hero-content { order: 1; }
  .hero-image   { order: 2; }
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(21, 158, 210, 0.2);
  color: var(--color-accent);
  border-radius: var(--radius-full);
  padding: 0.375rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.badge-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background-color: var(--color-accent);
  flex-shrink: 0;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--color-white);
  margin-top: 1rem;
}

.hero-desc {
  margin-top: 1.5rem;
  max-width: 36rem;
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 2rem;
}

@media (min-width: 480px) {
  .hero-actions { flex-direction: row; flex-wrap: wrap; }
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.5rem;
}

.hero-trust li {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.hero-image {
  order: 1;
}

@media (min-width: 1024px) {
  .hero-image { order: 2; }
}

.hero-image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-3xl);
  box-shadow: var(--shadow-accent), 0 0 0 1px var(--color-border);
}

/* =========================================================
   CARDS
   ========================================================= */
.card {
  border-radius: var(--radius-2xl);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: transform var(--transition-base), background-color var(--transition-base),
              box-shadow var(--transition-base), border-color var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  background-color: var(--color-surface-hover);
  box-shadow: var(--shadow-accent);
}

/* Benefit cards */
.card--benefit {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card--benefit:hover { border-color: var(--color-accent-ring); }

.card--benefit h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-white);
}

.card--benefit p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
}

/* Application cards */
.card--app {
  padding: 1.75rem;
}

.card--app h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.card--app p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

/* Card icon */
.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-lg);
  background-color: var(--color-accent-dark);
  color: var(--color-accent);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  flex-shrink: 0;
}

.card:hover .card-icon {
  background-color: var(--color-accent-hover);
  color: var(--color-white);
}

/* Service cards */
.card--service {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 100%;
}

.card-img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: #18181b;
}

.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.card-img--contain img { object-fit: contain; }

.card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.5rem;
}

.card-body h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-white);
  margin-top: 0.25rem;
}

.card-body p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  flex: 1;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #159ED2;
  margin-top: 0.5rem;
  transition: gap var(--transition-fast), color var(--transition-fast);
}

.card-link:hover { gap: 0.625rem; color: var(--color-accent); }

/* Testimonial cards */
.card--testimonial {
  position: relative;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  height: 100%;
}

.card--testimonial blockquote p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.75;
  font-style: italic;
}

.testimonial-name {
  font-weight: 600;
  color: var(--color-white);
  font-size: 0.9375rem;
}

.testimonial-role {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.quote-icon {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  color: rgba(21, 158, 210, 0.3);
}

.stars {
  display: flex;
  gap: 2px;
  color: var(--color-amber);
}

/* =========================================================
   TWO-COLUMN LAYOUT (Fachadas section)
   ========================================================= */
.two-col {
  display: grid;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .two-col {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.two-col__image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-3xl);
  box-shadow: var(--shadow-accent), 0 0 0 1px var(--color-border);
}

.two-col__content { display: flex; flex-direction: column; gap: 0; }

.check-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.875rem;
  margin-top: 2rem;
}

@media (min-width: 480px) {
  .check-list { grid-template-columns: 1fr 1fr; }
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
}

.fachadas-apps { margin-top: 5rem; }

/* =========================================================
   GALLERY
   ========================================================= */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (min-width: 768px) {
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1280px) {
  .gallery-grid { grid-template-columns: repeat(4, 1fr); }
}

.gallery-item {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: var(--radius-2xl);
  background-color: #18181b;
  cursor: pointer;
  display: block;
  border: none;
  padding: 0;
  transition: transform var(--transition-base);
}

.gallery-item:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img { transform: scale(1.07); }

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1rem 1rem 0.75rem;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-white);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.gallery-item:hover .gallery-caption,
.gallery-item:focus-visible .gallery-caption { opacity: 1; }

/* =========================================================
   LIGHTBOX
   ========================================================= */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background-color: rgba(0, 0, 0, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.lightbox[hidden] { display: none; }

.lightbox-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 56rem;
  width: 100%;
}

.lightbox-content img {
  width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-2xl);
}

.lightbox-caption {
  margin-top: 1rem;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  text-align: center;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  font-size: 1.5rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.lightbox-close:hover { background-color: rgba(255,255,255,0.2); }
.lightbox-close:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.9);
  color: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
  z-index: 10;
}

.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }

.lightbox-prev:hover,
.lightbox-next:hover { background-color: var(--color-white); }

.lightbox-prev:focus-visible,
.lightbox-next:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* =========================================================
   TIMELINE / PROCESS
   ========================================================= */
.timeline {
  display: grid;
  gap: 2rem;
  position: relative;
}

@media (min-width: 768px) {
  .timeline {
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
  }

  .timeline::before {
    content: '';
    position: absolute;
    top: 3rem;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--color-border);
    z-index: 0;
  }
}

.timeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 1;
}

.timeline-icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 6rem;
  height: 6rem;
  border-radius: 50%;
  background-color: #18181b;
  box-shadow: 0 0 0 4px var(--color-bg-dark);
  margin-bottom: 1.25rem;
  transition: box-shadow var(--transition-base);
}

.timeline-step:hover .timeline-icon {
  box-shadow: 0 0 0 4px rgba(21, 158, 210, 0.3);
}

.timeline-icon > svg {
  color: var(--color-accent);
}

.timeline-num {
  position: absolute;
  top: -0.25rem;
  right: -0.25rem;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background-color: var(--color-accent-hover);
  color: var(--color-white);
  font-size: 0.8125rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline-step h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.timeline-step p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* =========================================================
   FAQ
   ========================================================= */
.faq { display: flex; flex-direction: column; }

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item:first-child { border-top: 1px solid var(--color-border); }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  cursor: pointer;
  list-style: none;
  transition: color var(--transition-fast);
  gap: 1rem;
}

.faq-question::-webkit-details-marker { display: none; }

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-accent);
  flex-shrink: 0;
  transition: transform var(--transition-base);
  line-height: 1;
}

.faq-item[open] .faq-question { color: var(--color-accent); }
.faq-item[open] .faq-question::after { transform: rotate(45deg); }

.faq-answer {
  padding-bottom: 1.25rem;
}

.faq-answer p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.75;
}

/* =========================================================
   LOCATION
   ========================================================= */
.location-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .location-grid {
    grid-template-columns: 2fr 1fr;
    align-items: start;
  }
}

.location-map {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.location-map iframe { display: block; }

.location-info {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

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

.info-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-lg);
  background-color: var(--color-accent-dark);
  color: var(--color-accent);
  flex-shrink: 0;
}

.info-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.info-value {
  font-weight: 500;
  color: var(--color-white);
  font-size: 0.9375rem;
}

.info-link { transition: color var(--transition-fast); }
.info-link:hover { color: var(--color-accent); }

.info-sub {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* =========================================================
   CTA SECTION
   ========================================================= */
.cta-section {
  position: relative;
  overflow: hidden;
  background-color: #0e6a91;
  padding-block: 5rem;
}

@media (min-width: 1024px) {
  .cta-section { padding-block: 7rem; }
}

.cta-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, #159ED2 0%, #0c4a6e 100%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 56rem;
}

.cta-title {
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-white);
  line-height: 1.2;
}

.cta-desc {
  margin-top: 1.5rem;
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 40rem;
  margin-inline: auto;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin-top: 2.5rem;
}

@media (min-width: 480px) {
  .cta-actions { flex-direction: row; justify-content: center; }
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
  background-color: var(--color-black);
  padding-block: 4rem;
  color: var(--color-text-secondary);
}

@media (min-width: 1024px) {
  .site-footer { padding-block: 5rem; }
}

.footer-inner {
  display: grid;
  gap: 3rem;
}

@media (min-width: 640px) {
  .footer-inner { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .footer-inner { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer-brand img {
  width: 4rem;
  height: 4rem;
  border-radius: var(--radius-xl);
  object-fit: cover;
  margin-bottom: 1.5rem;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  max-width: 22rem;
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
}

.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background-color: #1e293b;
  color: var(--color-text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.footer-socials a:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-white);
}

.footer-col h3 {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.footer-col ul { display: flex; flex-direction: column; gap: 0.75rem; }

.footer-col a {
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

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

.footer-contact { display: flex; flex-direction: column; gap: 1rem; }

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
}

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

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* =========================================================
   FLOATING WHATSAPP
   ========================================================= */
.floating-whatsapp {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 40;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.75rem;
}

.floating-tooltip {
  position: relative;
  background-color: #18181b;
  color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-card);
  animation: tooltip-in 0.3s ease;
}

.floating-tooltip::after {
  content: '';
  position: absolute;
  bottom: -0.375rem;
  right: 1.25rem;
  width: 0.75rem;
  height: 0.75rem;
  background-color: #18181b;
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  transform: rotate(45deg);
}

.floating-tooltip.hidden { display: none; }

.floating-tooltip-close {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 0 0 0.25rem;
  transition: color var(--transition-fast);
}

.floating-tooltip-close:hover { color: var(--color-white); }

.floating-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background-color: var(--color-accent-hover);
  color: var(--color-white);
  box-shadow: 0 4px 20px rgba(21, 158, 210, 0.4);
  transition: background-color var(--transition-fast), transform var(--transition-fast),
              box-shadow var(--transition-fast);
  animation: float 2.5s ease-in-out infinite;
}

.floating-btn:hover {
  background-color: #0f75a0;
  box-shadow: 0 6px 28px rgba(21, 158, 210, 0.5);
  transform: scale(1.08);
  animation-play-state: paused;
}

.floating-btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* =========================================================
   ANIMATIONS
   ========================================================= */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

@keyframes tooltip-in {
  from { opacity: 0; transform: scale(0.92) translateY(6px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

/* Scroll-triggered fade-in */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-in--left {
  transform: translateX(24px);
}

.fade-in.visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* Stagger children */
.stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.stagger.visible > * { opacity: 1; transform: translateY(0); }

.stagger.visible > *:nth-child(1) { transition-delay: 0s; }
.stagger.visible > *:nth-child(2) { transition-delay: 0.08s; }
.stagger.visible > *:nth-child(3) { transition-delay: 0.16s; }
.stagger.visible > *:nth-child(4) { transition-delay: 0.24s; }
.stagger.visible > *:nth-child(5) { transition-delay: 0.32s; }
.stagger.visible > *:nth-child(6) { transition-delay: 0.40s; }
.stagger.visible > *:nth-child(7) { transition-delay: 0.48s; }
.stagger.visible > *:nth-child(8) { transition-delay: 0.56s; }

/* =========================================================
   ACCESSIBILITY / REDUCED MOTION
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .fade-in,
  .stagger > * {
    opacity: 1 !important;
    transform: none !important;
  }
}