/* =========================================================
   ClimaTech – Estilos principais
   ========================================================= */

/* ---------- Variáveis ---------- */
:root {
  --primary:       #0055A5;
  --primary-dark:  #003d7a;
  --primary-light: #0077cc;
  --secondary:     #00B4D8;
  --accent:        #FF6B35;
  --dark:          #08111E;
  --dark-2:        #0D1B2E;
  --dark-3:        #122038;
  --card-bg:       #0F1D30;
  --border:        rgba(0, 180, 216, 0.15);
  --text:          #E2EAF4;
  --text-muted:    #7A90A8;
  --white:         #ffffff;
  --light:         #F0F6FF;

  --gradient-primary: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
  --gradient-hero:    linear-gradient(135deg, #08111E 0%, #0D2543 50%, #0055A5 100%);
  --gradient-card:    linear-gradient(145deg, #0F1D30, #122038);

  --shadow-sm:  0 4px 15px rgba(0, 85, 165, 0.15);
  --shadow-md:  0 8px 30px rgba(0, 85, 165, 0.25);
  --shadow-lg:  0 16px 60px rgba(0, 85, 165, 0.35);
  --shadow-glow: 0 0 40px rgba(0, 180, 216, 0.3);

  --radius:    12px;
  --radius-lg: 20px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset / Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  background-color: var(--dark);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  line-height: 1.25;
  color: var(--white);
}

a { color: var(--secondary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--white); }

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

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 10px; }

/* ---------- Preloader ---------- */
#preloader {
  position: fixed; inset: 0;
  background: var(--dark);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#preloader.hide { opacity: 0; visibility: hidden; }

.preloader-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.preloader-logo {
  font-family: 'Poppins', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(90deg, var(--secondary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.preloader-spinner {
  width: 50px; height: 50px;
  border: 3px solid rgba(0, 180, 216, 0.2);
  border-top-color: var(--secondary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ---------- Scroll Progress ---------- */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  z-index: 9998;
  width: 0%;
  transition: width 0.1s linear;
}

/* ---------- Navbar ---------- */
.navbar {
  padding: 18px 0;
  transition: all 0.4s ease;
  background: transparent;
}
.navbar.scrolled {
  background: rgba(8, 17, 30, 0.95) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}

.navbar-brand {
  font-family: 'Poppins', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  gap: 8px;
}
.navbar-brand .brand-icon {
  width: 38px; height: 38px;
  background: var(--gradient-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.navbar-brand .brand-clima { color: var(--white); }
.navbar-brand .brand-tech  { color: var(--secondary); }

.navbar-nav .nav-link {
  color: rgba(255,255,255,0.8) !important;
  font-weight: 500;
  padding: 8px 16px !important;
  border-radius: 8px;
  transition: all var(--transition);
  position: relative;
}
.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%; transform: translateX(-50%);
  width: 0; height: 2px;
  background: var(--secondary);
  border-radius: 2px;
  transition: width var(--transition);
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active { color: var(--white) !important; }
.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after { width: 60%; }

.btn-nav-cta {
  background: var(--gradient-primary) !important;
  border: none !important;
  color: var(--white) !important;
  padding: 10px 24px !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition) !important;
}
.btn-nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-nav-cta::after { display: none !important; }

.navbar-toggler {
  border-color: rgba(0,180,216,0.4) !important;
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(0,180,216,1)' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* ---------- Botões ---------- */
.btn-primary-custom {
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  padding: 14px 36px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}
.btn-primary-custom::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.btn-primary-custom:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}
.btn-primary-custom:hover::before { opacity: 1; }

.btn-outline-custom {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
  padding: 12px 34px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition);
}
.btn-outline-custom:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  color: var(--white);
  transform: translateY(-3px);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent), #e55a28);
  color: var(--white);
  border: none;
  padding: 14px 36px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition);
  box-shadow: 0 8px 25px rgba(255, 107, 53, 0.35);
}
.btn-accent:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(255, 107, 53, 0.5);
  color: var(--white);
}

/* ---------- Section Titles ---------- */
.section-badge {
  display: inline-block;
  background: rgba(0, 180, 216, 0.12);
  color: var(--secondary);
  border: 1px solid rgba(0, 180, 216, 0.3);
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 16px;
}

.section-title .highlight {
  background: linear-gradient(90deg, var(--secondary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-divider {
  width: 60px; height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
  margin: 0 auto 24px;
}
.section-divider.left { margin-left: 0; }

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero-section {
  min-height: 100vh;
  background: var(--gradient-hero);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* Partículas / blobs animados */
.hero-bg {
  position: absolute; inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.12;
}
.blob-1 {
  width: 600px; height: 600px;
  background: var(--secondary);
  top: -200px; right: -100px;
  animation: blobFloat1 10s ease-in-out infinite;
}
.blob-2 {
  width: 400px; height: 400px;
  background: var(--primary-light);
  bottom: -100px; left: -100px;
  animation: blobFloat2 13s ease-in-out infinite;
}
.blob-3 {
  width: 300px; height: 300px;
  background: var(--accent);
  top: 50%; left: 40%;
  animation: blobFloat3 8s ease-in-out infinite;
}

/* Grid animado */
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,180,216,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,180,216,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridMove 20s linear infinite;
}

/* Partículas de pontos */
.hero-particles {
  position: absolute; inset: 0;
}
.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--secondary);
  opacity: 0;
  animation: particleFade var(--dur) ease-in-out infinite;
  animation-delay: var(--delay);
}

.hero-content { position: relative; z-index: 2; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 180, 216, 0.1);
  border: 1px solid rgba(0, 180, 216, 0.3);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--secondary);
  font-weight: 600;
  margin-bottom: 24px;
  animation: fadeInDown 0.8s ease forwards;
}
.hero-badge .badge-dot {
  width: 8px; height: 8px;
  background: var(--secondary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1.15;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.2s both;
}
.hero-title .typed-text {
  background: linear-gradient(90deg, var(--secondary), #88e0f0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.typed-cursor { color: var(--secondary); }

.hero-description {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.75);
  max-width: 560px;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 60px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.8s both;
}
.hero-stat-item {
  text-align: center;
}
.hero-stat-number {
  font-family: 'Poppins', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  background: linear-gradient(90deg, var(--white), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

/* Hero visual 3D card */
.hero-visual {
  position: relative;
  animation: fadeInRight 0.8s ease 0.3s both;
}
.hero-visual-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform-style: preserve-3d;
  animation: heroCardFloat 4s ease-in-out infinite;
}
.hero-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
.hero-card-icon {
  width: 52px; height: 52px;
  background: var(--gradient-primary);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}
.hero-card-title { font-size: 1rem; color: var(--white); margin: 0; font-weight: 600; }
.hero-card-sub   { font-size: 0.8rem; color: var(--text-muted); margin: 0; }

.hero-temp-display {
  text-align: center;
  padding: 20px 0;
}
.temp-ring {
  width: 140px; height: 140px;
  border-radius: 50%;
  border: 3px solid transparent;
  background: linear-gradient(var(--dark-2), var(--dark-2)) padding-box,
              linear-gradient(135deg, var(--secondary), var(--primary-light)) border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  position: relative;
}
.temp-ring::before {
  content: '';
  position: absolute; inset: 8px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,180,216,0.1), transparent);
  animation: pulse 3s ease-in-out infinite;
}
.temp-value {
  font-family: 'Poppins', sans-serif;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.temp-unit { font-size: 1rem; color: var(--text-muted); }
.temp-label { font-size: 0.8rem; color: var(--secondary); font-weight: 600; }

.hero-status-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.hero-status-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,0.04);
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.06);
}
.status-label { font-size: 0.82rem; color: var(--text-muted); display: flex; align-items: center; gap: 8px; }
.status-label i { color: var(--secondary); }
.status-value { font-size: 0.9rem; font-weight: 600; color: var(--white); }
.status-badge-ok {
  background: rgba(0, 218, 119, 0.15);
  color: #00DA77;
  border: 1px solid rgba(0, 218, 119, 0.3);
  padding: 2px 10px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* Floating chips */
.hero-chip {
  position: absolute;
  background: rgba(8,17,30,0.9);
  border: 1px solid var(--border);
  padding: 10px 18px;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--white);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
}
.hero-chip.chip-1 { top: -20px; left: -40px; animation: chipFloat1 3s ease-in-out infinite; }
.hero-chip.chip-2 { bottom: 20px; right: -30px; animation: chipFloat2 4s ease-in-out infinite; }
.hero-chip i { color: var(--secondary); font-size: 1rem; }

/* =====================================================
   STATS SECTION
   ===================================================== */
.stats-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  padding: 60px 0;
  position: relative;
  overflow: hidden;
}
.stats-section::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='0.04'%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");
}

.stat-card {
  text-align: center;
  position: relative;
  z-index: 1;
}
.stat-number {
  font-family: 'Poppins', sans-serif;
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  display: block;
}
.stat-suffix { font-size: 2rem; }
.stat-label {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  font-weight: 500;
  margin-top: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* =====================================================
   ABOUT SECTION
   ===================================================== */
.about-section {
  background: var(--dark-2);
  padding: 100px 0;
  position: relative;
}

.about-img-wrap {
  position: relative;
}
.about-img-main {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}
.about-img-badge {
  position: absolute;
  bottom: -20px; right: -20px;
  background: var(--gradient-primary);
  color: var(--white);
  padding: 20px 28px;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-md);
}
.about-img-badge-num {
  font-family: 'Poppins', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  display: block;
}
.about-img-badge-txt {
  font-size: 0.8rem;
  opacity: 0.85;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}
.about-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  padding: 16px;
  border-radius: var(--radius);
  transition: all var(--transition);
}
.about-feature-item:hover {
  background: rgba(0,180,216,0.06);
  border-color: rgba(0,180,216,0.3);
  transform: translateY(-3px);
}
.about-feature-icon {
  width: 42px; height: 42px;
  min-width: 42px;
  background: var(--gradient-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--white);
}
.about-feature-title { font-size: 0.9rem; font-weight: 600; color: var(--white); margin-bottom: 2px; }
.about-feature-text  { font-size: 0.8rem; color: var(--text-muted); margin: 0; line-height: 1.4; }

/* =====================================================
   SERVICES SECTION
   ===================================================== */
.services-section {
  background: var(--dark);
  padding: 100px 0;
}

.service-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  height: 100%;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
  cursor: default;
  group: true;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.service-card::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(0,180,216,0.08), transparent 70%);
  opacity: 0;
  transition: opacity var(--transition);
}
.service-card:hover {
  transform: translateY(-10px);
  border-color: rgba(0, 180, 216, 0.4);
  box-shadow: var(--shadow-glow);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover::after  { opacity: 1; }

.service-icon-wrap {
  width: 72px; height: 72px;
  background: rgba(0, 85, 165, 0.2);
  border: 1px solid rgba(0, 85, 165, 0.3);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--secondary);
  margin-bottom: 24px;
  transition: all var(--transition);
}
.service-card:hover .service-icon-wrap {
  background: var(--gradient-primary);
  border-color: transparent;
  color: var(--white);
  transform: rotateY(10deg) scale(1.05);
  box-shadow: var(--shadow-md);
}

.service-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.service-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--secondary);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--transition);
}
.service-link i { transition: transform var(--transition); }
.service-card:hover .service-link { color: var(--white); }
.service-card:hover .service-link i { transform: translateX(5px); }

.service-number {
  position: absolute;
  top: 20px; right: 24px;
  font-family: 'Poppins', sans-serif;
  font-size: 4rem;
  font-weight: 800;
  color: rgba(255,255,255,0.03);
  line-height: 1;
  transition: color var(--transition);
}
.service-card:hover .service-number { color: rgba(0,180,216,0.06); }

/* =====================================================
   HOW IT WORKS / PROCESSO
   ===================================================== */
.process-section {
  background: var(--dark-2);
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}
.process-section::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,85,165,0.08), transparent 70%);
  pointer-events: none;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.process-step-num {
  width: 80px; height: 80px;
  background: var(--gradient-card);
  border: 2px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Poppins', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--secondary);
  margin: 0 auto 20px;
  position: relative;
  transition: all var(--transition);
}
.process-step:hover .process-step-num {
  background: var(--gradient-primary);
  border-color: transparent;
  color: var(--white);
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}
.process-step-num::after {
  content: '';
  position: absolute; inset: -8px;
  border-radius: 50%;
  border: 2px dashed rgba(0,180,216,0.2);
  animation: rotateSlow 10s linear infinite;
}
.process-step-icon {
  font-size: 1.5rem;
  color: var(--secondary);
  margin-bottom: 16px;
  display: block;
}
.process-step-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.process-step-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.process-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(0,180,216,0.3);
  font-size: 1.5rem;
  padding-top: 30px;
}

/* =====================================================
   PORTFOLIO SECTION
   ===================================================== */
.portfolio-section {
  background: var(--dark);
  padding: 100px 0;
}

.portfolio-filter { margin-bottom: 40px; }
.filter-btn {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  margin: 4px;
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--gradient-primary);
  color: var(--white);
  border-color: transparent;
  box-shadow: var(--shadow-sm);
}

.portfolio-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}
.portfolio-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.portfolio-card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(8,17,30,0.95) 0%, rgba(8,17,30,0.4) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  transform: translateY(0);
  transition: all var(--transition);
}
.portfolio-card:hover img { transform: scale(1.08); }
.portfolio-card:hover .portfolio-card-overlay { background: linear-gradient(to top, rgba(0,55,120,0.95) 0%, rgba(0,55,120,0.6) 60%, transparent 100%); }

.portfolio-card-cat {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
}
.portfolio-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}
.portfolio-card-client {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
}
.portfolio-zoom {
  position: absolute;
  top: 16px; right: 16px;
  width: 40px; height: 40px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1rem;
  opacity: 0;
  transform: scale(0.8);
  transition: all var(--transition);
}
.portfolio-card:hover .portfolio-zoom {
  opacity: 1;
  transform: scale(1);
}

/* =====================================================
   TESTIMONIALS SECTION
   ===================================================== */
.testimonials-section {
  background: var(--dark-2);
  padding: 100px 0;
}

.testimonial-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  height: 100%;
  position: relative;
  transition: all var(--transition);
}
.testimonial-card:hover {
  border-color: rgba(0,180,216,0.3);
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.testimonial-stars {
  color: #FFD700;
  font-size: 1rem;
  margin-bottom: 20px;
  letter-spacing: 2px;
}
.testimonial-quote {
  position: absolute;
  top: 24px; right: 28px;
  font-size: 5rem;
  color: rgba(0,180,216,0.07);
  font-family: Georgia, serif;
  line-height: 1;
}
.testimonial-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 28px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}
.testimonial-avatar {
  width: 52px; height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary);
}
.testimonial-avatar-placeholder {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  border: 2px solid var(--primary-light);
}
.testimonial-name {
  font-weight: 700;
  color: var(--white);
  margin-bottom: 2px;
  font-size: 0.95rem;
}
.testimonial-role {
  font-size: 0.8rem;
  color: var(--secondary);
}

/* =====================================================
   CTA SECTION
   ===================================================== */
.cta-section {
  background: var(--gradient-primary);
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M50 50c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10s-10-4.477-10-10 4.477-10 10-10zM10 10c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10S0 25.523 0 20s4.477-10 10-10z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.cta-section .section-title  { color: var(--white); }
.cta-section .section-badge  {
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.9);
  border-color: rgba(255,255,255,0.3);
}

/* =====================================================
   CONTACT SECTION
   ===================================================== */
.contact-section {
  background: var(--dark);
  padding: 100px 0;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 28px;
}
.contact-info-icon {
  width: 52px; height: 52px;
  min-width: 52px;
  background: rgba(0,85,165,0.15);
  border: 1px solid var(--border);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--secondary);
  transition: all var(--transition);
}
.contact-info-item:hover .contact-info-icon {
  background: var(--gradient-primary);
  color: var(--white);
  transform: scale(1.05);
}
.contact-info-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.contact-info-value { font-size: 0.97rem; color: var(--white); font-weight: 500; margin-top: 2px; }

.contact-form-wrap {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.form-floating label { color: var(--text-muted); font-size: 0.9rem; }
.form-control,
.form-select {
  background: rgba(255,255,255,0.04) !important;
  border: 1px solid rgba(255,255,255,0.1) !important;
  color: var(--white) !important;
  border-radius: 10px !important;
  padding: 14px 18px !important;
  transition: all var(--transition) !important;
}
.form-control:focus,
.form-select:focus {
  border-color: var(--secondary) !important;
  box-shadow: 0 0 0 3px rgba(0,180,216,0.15) !important;
  background: rgba(0,180,216,0.04) !important;
}
.form-control::placeholder { color: var(--text-muted) !important; }
textarea.form-control { resize: vertical; min-height: 130px; }

/* =====================================================
   FOOTER
   ===================================================== */
.site-footer {
  background: #040B15;
  padding: 80px 0 0;
  position: relative;
  overflow: hidden;
}
.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), var(--secondary), var(--primary), transparent);
}

.footer-brand { font-size: 1.7rem; margin-bottom: 16px; }
.footer-desc  { color: var(--text-muted); font-size: 0.9rem; max-width: 280px; line-height: 1.7; }

.footer-social { display: flex; gap: 12px; margin-top: 24px; }
.social-btn {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1rem;
  transition: all var(--transition);
}
.social-btn:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  color: var(--white);
  transform: translateY(-3px);
}

.footer-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition);
}
.footer-links a i { font-size: 0.7rem; color: var(--secondary); transition: transform var(--transition); }
.footer-links a:hover { color: var(--white); padding-left: 4px; }
.footer-links a:hover i { transform: translateX(3px); }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
}
.footer-contact-item i { color: var(--secondary); font-size: 1rem; margin-top: 2px; }
.footer-contact-item span { color: var(--text-muted); font-size: 0.88rem; line-height: 1.5; }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  margin-top: 60px;
}
.footer-bottom p { color: var(--text-muted); font-size: 0.85rem; margin: 0; }

/* =====================================================
   WhatsApp Float
   ===================================================== */
.whatsapp-float {
  position: fixed;
  bottom: 32px; right: 32px;
  z-index: 9990;
  animation: waBounce 2s ease-in-out infinite;
}
.whatsapp-float a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 58px; height: 58px;
  background: linear-gradient(135deg, #25D366, #128C7E);
  border-radius: 50%;
  color: white;
  font-size: 1.6rem;
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
  transition: all var(--transition);
}
.whatsapp-float a:hover {
  transform: scale(1.1);
  box-shadow: 0 10px 35px rgba(37, 211, 102, 0.6);
}
.whatsapp-float::before {
  content: '';
  position: absolute; inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, 0.4);
  animation: waPulse 2s ease-out infinite;
}

/* =====================================================
   FAQ SECTION
   ===================================================== */
.faq-section {
  background: var(--dark-2);
  padding: 100px 0;
}

.accordion-item {
  background: var(--gradient-card) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  margin-bottom: 12px;
  overflow: hidden;
}
.accordion-button {
  background: transparent !important;
  color: var(--white) !important;
  font-weight: 600 !important;
  padding: 20px 24px !important;
  box-shadow: none !important;
  border: none !important;
}
.accordion-button:not(.collapsed) {
  color: var(--secondary) !important;
  background: rgba(0,180,216,0.05) !important;
}
.accordion-button::after {
  filter: invert(60%) sepia(100%) saturate(300%) hue-rotate(170deg);
}
.accordion-body {
  color: var(--text-muted);
  padding: 0 24px 20px !important;
  font-size: 0.95rem;
  line-height: 1.7;
}

/* =====================================================
   KEYFRAMES
   ===================================================== */
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes blobFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(-30px, 30px) scale(1.1); }
  66%       { transform: translate(20px, -20px) scale(0.95); }
}
@keyframes blobFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%       { transform: translate(40px, -40px) scale(1.15); }
}
@keyframes blobFloat3 {
  0%, 100% { transform: translate(0, 0); }
  50%       { transform: translate(-30px, 20px); }
}
@keyframes gridMove {
  0%   { background-position: 0 0; }
  100% { background-position: 60px 60px; }
}
@keyframes particleFade {
  0%   { opacity: 0; transform: translateY(0) scale(0.5); }
  50%  { opacity: 0.6; }
  100% { opacity: 0; transform: translateY(-80px) scale(1); }
}
@keyframes heroCardFloat {
  0%, 100% { transform: translateY(0) rotateX(0deg); }
  50%       { transform: translateY(-12px) rotateX(2deg); }
}
@keyframes chipFloat1 {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50%       { transform: translateY(-10px) rotate(2deg); }
}
@keyframes chipFloat2 {
  0%, 100% { transform: translateY(0) rotate(2deg); }
  50%       { transform: translateY(-8px) rotate(-2deg); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.7; transform: scale(1.15); }
}
@keyframes rotateSlow {
  to { transform: rotate(360deg); }
}
@keyframes waBounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}
@keyframes waPulse {
  0%   { opacity: 0.8; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.6); }
}

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 991.98px) {
  .hero-stats { gap: 24px; }
  .hero-visual { margin-top: 50px; }
  .about-img-badge { bottom: -10px; right: 0; }
  .about-features { grid-template-columns: 1fr; }
  .hero-chip.chip-1,
  .hero-chip.chip-2 { display: none; }
  .process-arrow { display: none; }
}

@media (max-width: 767.98px) {
  .hero-title { font-size: 2rem; }
  .hero-description { font-size: 1rem; }
  .hero-buttons { justify-content: center; }
  .hero-stats { justify-content: center; }
  .stats-section .stat-number { font-size: 2.5rem; }
  .contact-form-wrap { padding: 24px; }
  .whatsapp-float { bottom: 20px; right: 20px; }
}