/* ═══════════════════════════════════════════════════════════════════
   GTA Duct Masters — Premium HVAC & Duct Cleaning Landing Page
   style.css | Mobile-First, SEO-Optimized, High-Converting Design
═══════════════════════════════════════════════════════════════════ */

/* ═══ CSS VARIABLES ═══ */
:root {
  --primary:       #0ea5e9;
  --primary-dark:  #0284c7;
  --primary-deep:  #0369a1;
  --accent:        #f59e0b;
  --accent-dark:   #d97706;
  --dark:          #0c1a2e;
  --dark-2:        #1e3a5f;
  --text:          #1e293b;
  --text-muted:    #64748b;
  --text-light:    #94a3b8;
  --bg:            #f8fafc;
  --bg-alt:        #f1f5f9;
  --white:         #ffffff;
  --green:         #25d366;
  --green-dark:    #128c7e;
  --border:        #e2e8f0;
  --shadow-sm:     0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow:        0 4px 16px rgba(0,0,0,.10), 0 2px 8px rgba(0,0,0,.06);
  --shadow-lg:     0 20px 60px rgba(0,0,0,.15), 0 8px 24px rgba(0,0,0,.08);
  --radius:        12px;
  --radius-lg:     20px;
  --nav-h:         72px;
  --transition:    .25s cubic-bezier(.4,0,.2,1);
  --font-display:  'Barlow Condensed', sans-serif;
  --font-body:     'Outfit', sans-serif;
}

/* ═══ 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-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* ═══ LAYOUT ═══ */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.section { padding: 80px 0; }
@media (max-width: 768px) { .section { padding: 56px 0; } }

/* ═══ TYPOGRAPHY ═══ */
.section-eyebrow {
  font-family: var(--font-body);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--dark);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.section-title.left { text-align: left; }
.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto;
}
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

/* ═══ BUTTONS ═══ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: .02em;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  box-shadow: 0 4px 20px rgba(14,165,233,.35);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(14,165,233,.45);
}
.btn-secondary {
  background: rgba(255,255,255,.15);
  color: var(--white);
  border-color: rgba(255,255,255,.6);
  backdrop-filter: blur(8px);
}
.btn-secondary:hover, .btn-secondary:focus-visible {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
  transform: translateY(-2px);
}
.btn-whatsapp {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
  box-shadow: 0 4px 20px rgba(37,211,102,.35);
}
.btn-whatsapp:hover, .btn-whatsapp:focus-visible {
  background: var(--green-dark);
  border-color: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37,211,102,.45);
}
.btn-white {
  background: var(--white);
  color: var(--primary-deep);
  border-color: var(--white);
}
.btn-white:hover, .btn-white:focus-visible {
  background: transparent;
  color: var(--white);
  transform: translateY(-2px);
}
.btn.full-width { width: 100%; justify-content: center; }
.btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* ═══ FLOATING WHATSAPP ═══ */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: var(--green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(37,211,102,.45);
  transition: all var(--transition);
  animation: waPulse 2.5s ease-in-out infinite;
}
.whatsapp-float svg { width: 32px; height: 32px; }
.whatsapp-float:hover, .whatsapp-float:focus-visible {
  transform: scale(1.12);
  box-shadow: 0 10px 36px rgba(37,211,102,.55);
  animation: none;
}
.whatsapp-float:focus-visible { outline: 3px solid var(--green-dark); outline-offset: 4px; }
.whatsapp-tooltip {
  position: absolute;
  right: calc(100% + 14px);
  background: var(--dark);
  color: var(--white);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: .8rem;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--dark);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

@keyframes waPulse {
  0%, 100% { box-shadow: 0 6px 24px rgba(37,211,102,.45), 0 0 0 0 rgba(37,211,102,.4); }
  50%       { box-shadow: 0 6px 24px rgba(37,211,102,.45), 0 0 0 12px rgba(37,211,102,0); }
}

/* ═══ NAVBAR ═══ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: transparent;
  transition: background .35s ease, box-shadow .35s ease;
}
.navbar.scrolled {
  background: rgba(255,255,255,.97);
  box-shadow: 0 2px 20px rgba(0,0,0,.1);
  backdrop-filter: blur(10px);
}
.navbar.scrolled .nav-link { color: var(--text); }
.navbar.scrolled .nav-link:hover { color: var(--primary); }
.navbar.scrolled .logo-text { color: var(--dark); }
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-text {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--white);
  letter-spacing: .02em;
  transition: color var(--transition);
}
.logo-icon { display: flex; }
.logo-accent { color: var(--accent); }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 8px 12px;
  font-size: .9rem;
  font-weight: 600;
  color: rgba(255,255,255,.92);
  border-radius: 6px;
  transition: all var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,.15);
}
.navbar.scrolled .nav-link.active {
  background: var(--primary);
  color: var(--white);
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  background: var(--primary);
  color: var(--white);
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 700;
  margin-left: 8px;
  transition: all var(--transition);
  box-shadow: 0 2px 12px rgba(14,165,233,.3);
}
.nav-cta:hover { background: var(--primary-dark); transform: translateY(-1px); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}
.navbar.scrolled .hamburger span { background: var(--dark); }
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ═══ HERO ═══ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(135deg, #0c1a2e 0%, #0369a1 50%, #0c1a2e 100%);
}
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(6,20,50,.88) 0%,
    rgba(2,132,199,.65) 60%,
    rgba(6,20,50,.75) 100%
  );
}
.trust-bar {
  position: relative;
  z-index: 2;
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,.15);
  padding: 10px 20px;
  margin-top: var(--nav-h);
}
.trust-bar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 20px;
  font-size: .82rem;
  font-weight: 600;
  color: rgba(255,255,255,.95);
  letter-spacing: .02em;
}
.sep { opacity: .4; }
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px 80px;
  width: 100%;
}
.hero-eyebrow {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  opacity: 0;
  animation: fadeUp .7s .1s forwards;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 5.5rem);
  font-weight: 900;
  line-height: 1.0;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: .01em;
  max-width: 800px;
  margin-bottom: 24px;
  text-shadow: 0 2px 20px rgba(0,0,0,.3);
  opacity: 0;
  animation: fadeUp .7s .25s forwards;
}
.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,.88);
  max-width: 600px;
  margin-bottom: 28px;
  line-height: 1.65;
  opacity: 0;
  animation: fadeUp .7s .4s forwards;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
  opacity: 0;
  animation: fadeUp .7s .55s forwards;
}
.badge {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.25);
  color: var(--white);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: .82rem;
  font-weight: 600;
  backdrop-filter: blur(4px);
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  opacity: 0;
  animation: fadeUp .7s .7s forwards;
}
.hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.6);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  animation: bounce 2s ease-in-out infinite;
}
.scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, rgba(255,255,255,.6), transparent);
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(6px)} }
@keyframes fadeUp {
  from { opacity:0; transform:translateY(30px); }
  to   { opacity:1; transform:translateY(0); }
}

/* ═══ STATS STRIP ═══ */
.stats-strip {
  background: linear-gradient(135deg, var(--dark), var(--dark-2));
  padding: 36px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  color: var(--white);
  padding: 8px;
}
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
}
.stat-label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: rgba(255,255,255,.7);
  letter-spacing: .05em;
  text-transform: uppercase;
  margin-top: 6px;
}

/* ═══ SERVICES ═══ */
.services { background: var(--bg); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--border);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, var(--primary), var(--primary-dark));
  transition: height .4s ease;
  border-radius: 0 0 4px 0;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-card:hover::before { height: 100%; }
.service-icon {
  width: 72px;
  height: 72px;
  margin-bottom: 20px;
  transition: transform var(--transition);
}
.service-card:hover .service-icon { transform: scale(1.1); }
.service-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--dark);
  margin-bottom: 12px;
}
.service-desc {
  font-size: .93rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 18px;
  flex: 1;
}
.service-features {
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.service-features li {
  font-size: .85rem;
  color: var(--text-muted);
  padding-left: 18px;
  position: relative;
}
.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
  font-size: .8rem;
}
.service-link {
  font-weight: 700;
  font-size: .9rem;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
  margin-top: auto;
}
.service-link:hover { gap: 10px; }

/* ═══ ABOUT ═══ */
.about { background: var(--white); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.about-img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: visible;
}
.about-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.about-badge-card {
  position: absolute;
  bottom: -24px;
  right: -24px;
  background: var(--primary);
  color: var(--white);
  padding: 24px 28px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: 0 8px 32px rgba(14,165,233,.4);
}
.badge-big {
  display: block;
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1;
}
.badge-label {
  font-size: .78rem;
  font-weight: 600;
  opacity: .9;
  letter-spacing: .05em;
}
.cert-strip {
  display: flex;
  gap: 10px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.cert {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: .78rem;
  font-weight: 700;
  color: var(--primary-deep);
  letter-spacing: .04em;
}
.about-text { color: var(--text-muted); margin-bottom: 18px; line-height: 1.75; }
.about-features { display: flex; flex-direction: column; gap: 20px; margin: 28px 0 36px; }
.about-feature { display: flex; align-items: flex-start; gap: 14px; }
.feature-icon { font-size: 1.6rem; flex-shrink: 0; margin-top: 2px; }
.about-feature strong { display: block; font-size: 1rem; color: var(--dark); margin-bottom: 3px; }
.about-feature p { font-size: .88rem; color: var(--text-muted); margin: 0; }

/* ═══ WHY CHOOSE US ═══ */
.why-us { background: var(--bg-alt); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.why-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 28px;
  border: 1px solid var(--border);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.why-icon { width: 44px; height: 44px; }
.why-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--dark);
}
.why-card p { font-size: .9rem; color: var(--text-muted); line-height: 1.65; }

/* ═══ GALLERY ═══ */
.gallery { background: var(--bg); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}
.gallery-item { cursor: pointer; }
.before-after-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  background: var(--white);
}
.before-after-card:hover, .before-after-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.before-after-card:focus-visible { outline: 3px solid var(--primary); outline-offset: 4px; }
.ba-images { display: grid; grid-template-columns: 1fr auto 1fr; }
.ba-side { position: relative; overflow: hidden; height: 240px; }
.ba-side img { width: 100%; height: 100%; object-fit: cover; }
.ba-label {
  position: absolute;
  top: 10px;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .1em;
  padding: 4px 10px;
  border-radius: 4px;
}
.before-label { left: 10px; background: #ef4444; color: white; }
.after-label  { right: 10px; background: #22c55e; color: white; }
.ba-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--white);
  width: 40px;
  gap: 6px;
  box-shadow: 0 0 0 1px var(--border);
}
.ba-line { width: 1px; flex: 1; background: var(--border); }
.ba-handle {
  background: var(--primary);
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  font-weight: 700;
  flex-shrink: 0;
}
.ba-caption {
  padding: 14px 16px;
  font-size: .88rem;
  font-weight: 700;
  color: var(--dark);
  text-align: center;
  border-top: 1px solid var(--border);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0,0,0,.9);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(6px);
}
.lightbox[hidden] { display: none; }
.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius);
  object-fit: contain;
  box-shadow: 0 40px 80px rgba(0,0,0,.6);
}
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  color: var(--white);
  font-size: 1.8rem;
  background: rgba(255,255,255,.1);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
.lightbox-close:hover { background: rgba(255,255,255,.2); }

/* ═══ REVIEWS ═══ */
.reviews { background: var(--white); }
.reviews-slider { position: relative; overflow: hidden; }
.reviews-track {
  display: flex;
  gap: 24px;
  transition: transform .45s cubic-bezier(.4,0,.2,1);
}
.review-card {
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--border);
  min-width: calc(33.333% - 16px);
  flex-shrink: 0;
  transition: all var(--transition);
}
.review-card:hover { box-shadow: var(--shadow-lg); border-color: var(--primary); }
.review-stars {
  font-size: 1.3rem;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.review-text {
  font-style: italic;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 24px;
  font-size: .95rem;
}
.reviewer { display: flex; align-items: center; gap: 14px; }
.reviewer-avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  font-weight: 800;
  font-size: .85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.reviewer-name { display: block; font-weight: 700; color: var(--dark); }
.reviewer-loc { font-size: .8rem; color: var(--text-light); }
.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 40px;
}
.slider-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--border);
  color: var(--dark);
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  font-weight: 700;
}
.slider-btn:hover { background: var(--primary); color: white; border-color: var(--primary); }
.slider-dots { display: flex; gap: 8px; }
.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}
.dot.active { background: var(--primary); transform: scale(1.3); }

/* ═══ CTA BANNER ═══ */
.cta-banner {
  background: linear-gradient(135deg, var(--dark) 0%, var(--primary-deep) 50%, var(--dark-2) 100%);
  padding: 72px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.cta-content { position: relative; z-index: 1; }
.cta-banner h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  color: var(--white);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.cta-banner p { color: rgba(255,255,255,.8); font-size: 1.1rem; margin-bottom: 36px; }
.cta-buttons { display: flex; justify-content: center; flex-wrap: wrap; gap: 16px; }

/* ═══ CONTACT ═══ */
.contact { background: var(--bg-alt); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-desc {
  color: var(--text-muted);
  margin-bottom: 36px;
  font-size: 1rem;
  line-height: 1.7;
}
.contact-methods { display: flex; flex-direction: column; gap: 16px; }
.contact-method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.contact-method:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateX(4px); }
.wa-method:hover { border-color: var(--green); }
.cm-icon {
  width: 44px;
  height: 44px;
  background: var(--bg-alt);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
}
.cm-icon svg { width: 22px; height: 22px; }
.wa-method .cm-icon { color: var(--green); }
.contact-method strong { display: block; font-size: .9rem; color: var(--dark); margin-bottom: 2px; }
.contact-method span { font-size: .85rem; color: var(--text-muted); }

/* Contact Form */
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.form-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--dark);
  margin-bottom: 28px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: .88rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}
.form-group label span { color: var(--primary); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--text);
  background: var(--bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  -webkit-appearance: none;
}
.form-group select { cursor: pointer; }
.form-group textarea { resize: vertical; min-height: 110px; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14,165,233,.15);
  background: var(--white);
}
.form-group input.error, .form-group textarea.error { border-color: #ef4444; }
.form-note {
  margin-top: 12px;
  font-size: .78rem;
  color: var(--text-light);
  text-align: center;
}

/* Form Success */
.form-success {
  text-align: center;
  padding: 60px 20px;
}
.success-icon {
  width: 70px;
  height: 70px;
  background: #22c55e;
  color: white;
  border-radius: 50%;
  font-size: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-weight: 700;
}
.form-success h3 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  text-transform: uppercase;
  color: var(--dark);
  margin-bottom: 12px;
}
.form-success p { color: var(--text-muted); margin-bottom: 28px; }

/* ═══ FOOTER ═══ */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,.8);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand .nav-logo { margin-bottom: 14px; }
.footer-brand .logo-text { color: var(--white); }
.footer-tagline {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: 10px;
}
.footer-desc { font-size: .88rem; color: rgba(255,255,255,.55); line-height: 1.7; }
.footer-links h4, .footer-contact h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--white);
  margin-bottom: 20px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: .88rem;
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--primary); }
.footer-contact address { font-style: normal; display: flex; flex-direction: column; gap: 10px; }
.footer-contact a, .footer-contact p {
  font-size: .88rem;
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
}
.footer-contact a:hover { color: var(--primary); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 24px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  font-size: .8rem;
  color: rgba(255,255,255,.4);
}
.footer-seo-text { font-size: .78rem; }

/* ═══ REVEAL ANIMATIONS ═══ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .65s ease, transform .65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══ RESPONSIVE — TABLET ═══ */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-img { height: 380px; }
  .about-badge-card { right: 16px; bottom: -16px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .review-card { min-width: calc(50% - 12px); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ═══ RESPONSIVE — MOBILE ═══ */
@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .hamburger { display: flex; }

  .nav-menu {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(12,26,46,.97);
    backdrop-filter: blur(16px);
    padding: 20px 16px 24px;
    gap: 4px;
    border-top: 1px solid rgba(255,255,255,.1);
  }
  .nav-menu.open { display: flex; }
  .nav-link { padding: 12px 16px; color: rgba(255,255,255,.9); border-radius: 8px; width: 100%; }
  .nav-cta { margin: 8px 0 0; width: 100%; justify-content: center; }

  .trust-bar-inner { flex-direction: column; text-align: center; gap: 6px; }
  .sep { display: none; }

  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; justify-content: center; }

  .services-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }

  .review-card { min-width: 100%; }

  .contact-form-wrap { padding: 28px 20px; }

  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }

  .hero-badges { flex-direction: column; }

  .whatsapp-float { width: 54px; height: 54px; bottom: 20px; right: 20px; }
  .whatsapp-float svg { width: 28px; height: 28px; }

  .ba-side { height: 160px; }

  .about-badge-card { position: relative; bottom: auto; right: auto; display: inline-flex; gap: 12px; align-items: center; margin-top: 20px; border-radius: var(--radius); }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-ctas .btn { font-size: .9rem; padding: 13px 20px; }
  .cert-strip { justify-content: center; }
}