/* ==========================================================================
   ENGPOA - ENGENHARIA ELÉTRICA
   Modern Revamp Stylesheet
   Preserving Quadriculado Grid Background & High-Tech Engineering Aesthetic
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800;900&family=Roboto:wght@300;400;500;700&display=swap');

:root {
  --primary: #d99018;
  --primary-hover: #b8750d;
  --primary-light: rgba(217, 144, 24, 0.12);
  --primary-glow: rgba(217, 144, 24, 0.35);
  --secondary: #1a1e24;
  --dark: #0f1216;
  --dark-surface: #171b21;
  --dark-border: #282f3a;
  --light-bg: #f7f9fa;
  --white: #ffffff;
  --gray-100: #f1f3f5;
  --gray-200: #e5e7eb;
  --gray-400: #9ca3af;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --text-main: #2b303a;
  --text-muted: #5a6472;
  --whatsapp-color: #25d366;
  --whatsapp-hover: #1ebc59;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.09);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.14);
  --shadow-gold: 0 8px 25px rgba(217, 144, 24, 0.28);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

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

body {
  font-family: 'Roboto', sans-serif;
  color: var(--text-main);
  line-height: 1.65;
  background-color: #eef2f5;
  background-image: url('../assets/img/fundograde-milimimimimi.jpg');
  background-repeat: repeat;
  background-position: center top;
  background-attachment: fixed;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.3;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid rgba(217, 144, 24, 0.3);
  padding: 6px 16px;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.35rem;
  color: var(--dark);
  position: relative;
  display: inline-block;
  padding-bottom: 15px;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 70px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), #f3b64c);
  border-radius: 2px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 680px;
  margin: 15px auto 0;
}

.section-pad {
  padding: 90px 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 13px 28px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #e59e24);
  color: var(--white);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #be7a0d, #d99018);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(217, 144, 24, 0.4);
  color: var(--white);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.9);
  color: var(--dark);
  border: 2px solid var(--dark);
}

.btn-outline:hover {
  background: var(--dark);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline-gold {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline-gold:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: linear-gradient(135deg, var(--whatsapp-color), #1dbd56);
  color: var(--white);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background: linear-gradient(135deg, #1aa34a, var(--whatsapp-color));
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.45);
  color: var(--white);
}

/* Top Header Bar */
.top-bar {
  background: var(--dark);
  color: var(--gray-400);
  font-size: 0.84rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

.top-bar-contact {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}

.top-bar-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.top-bar-item i {
  color: var(--primary);
  font-size: 0.95rem;
}

.top-bar-item a:hover {
  color: var(--white);
}

.top-bar-badge {
  background: rgba(37, 211, 102, 0.15);
  color: var(--whatsapp-color);
  border: 1px solid rgba(37, 211, 102, 0.3);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}

.top-bar-social {
  display: flex;
  align-items: center;
  gap: 14px;
}

.top-bar-social a {
  color: var(--gray-400);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  font-size: 0.85rem;
}

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

/* Main Navbar */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 18, 22, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--primary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
}

.brand-logo img {
  height: 46px;
  width: auto;
  object-fit: contain;
  transition: var(--transition);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--gray-200);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  padding: 8px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

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

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-cta {
  padding: 9px 20px;
  font-size: 0.85rem;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.6rem;
  cursor: pointer;
  padding: 5px;
}

/* Mobile Nav Drawer */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  height: 100vh;
  background: var(--dark);
  z-index: 1001;
  padding: 30px 25px;
  box-shadow: -5px 0 25px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 35px;
  padding-bottom: 15px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav-header img {
  height: 38px;
}

.mobile-close {
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mobile-nav-links .nav-link {
  font-size: 1.05rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 12px;
}

.mobile-nav-cta {
  margin-top: 30px;
  width: 100%;
}

.backdrop-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1000;
}

.backdrop-overlay.active {
  display: block;
}

/* Hero Slider Section */
.hero-slider-section {
  position: relative;
  overflow: hidden;
  background: var(--dark);
  color: var(--white);
  min-height: 560px;
  display: flex;
  align-items: center;
}

.hero-slider {
  position: relative;
  width: 100%;
  height: 560px;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.hero-slide-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(15, 18, 22, 0.94) 0%, rgba(15, 18, 22, 0.78) 55%, rgba(15, 18, 22, 0.45) 100%);
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 760px;
  padding: 40px 0;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(217, 144, 24, 0.2);
  border: 1px solid var(--primary);
  color: #f3b64c;
  padding: 7px 18px;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
  text-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.hero-title span {
  color: var(--primary);
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--gray-200);
  margin-bottom: 35px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  background: rgba(15, 18, 22, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
}

.slider-arrow:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-50%) scale(1.1);
}

.slider-prev {
  left: 25px;
}

.slider-next {
  right: 25px;
}

.slider-dots {
  position: absolute;
  bottom: 25px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 10px;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: var(--transition);
}

.slider-dot.active {
  background: var(--primary);
  width: 32px;
  border-radius: 6px;
}

/* Stats Bar */
.stats-strip {
  background: var(--dark-surface);
  border-bottom: 1px solid var(--dark-border);
  padding: 28px 0;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.03);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: var(--transition);
}

.stat-card:hover {
  background: rgba(217, 144, 24, 0.08);
  border-color: rgba(217, 144, 24, 0.3);
  transform: translateY(-3px);
}

.stat-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 12px;
  background: rgba(217, 144, 24, 0.15);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.stat-info h4 {
  font-size: 1.05rem;
  color: var(--white);
  margin-bottom: 2px;
}

.stat-info p {
  font-size: 0.82rem;
  color: var(--gray-400);
}

/* About Section */
.about-section {
  position: relative;
}

.about-card-main {
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  padding: 45px;
  border: 1px solid rgba(217, 144, 24, 0.25);
  box-shadow: var(--shadow-lg);
  margin-bottom: 40px;
}

.about-content-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.about-lead {
  font-size: 1.12rem;
  color: var(--dark);
  font-weight: 500;
  line-height: 1.7;
  margin-bottom: 20px;
}

.about-text {
  font-size: 0.98rem;
  color: var(--gray-700);
  line-height: 1.75;
}

.about-badges {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 15px;
  background: #f8fafc;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.badge-item:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
}

.badge-item i {
  font-size: 1.5rem;
  color: var(--primary);
}

.badge-item strong {
  font-family: 'Montserrat', sans-serif;
  color: var(--dark);
  font-size: 0.95rem;
}

.badge-item span {
  display: block;
  font-size: 0.83rem;
  color: var(--gray-600);
}

/* Mission, Vision, Values 3-Grid */
.mvv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.mvv-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-md);
  padding: 35px 28px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.mvv-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--primary);
  transform: scaleX(0);
  transition: var(--transition);
}

.mvv-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(217, 144, 24, 0.4);
}

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

.mvv-icon-wrap {
  width: 65px;
  height: 65px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  transition: var(--transition);
}

.mvv-card:hover .mvv-icon-wrap {
  background: var(--primary);
  color: var(--white);
  transform: rotateY(180deg);
}

.mvv-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--dark);
}

.mvv-card p {
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Parallax Divider Banners */
.parallax-banner {
  position: relative;
  padding: 85px 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: var(--white);
  text-align: center;
}

.parallax-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 18, 22, 0.85);
}

.parallax-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  margin: 0 auto;
}

.parallax-content h2 {
  font-size: 2.3rem;
  color: var(--white);
  margin-bottom: 18px;
  line-height: 1.25;
}

.parallax-content p {
  font-size: 1.15rem;
  color: var(--gray-200);
  margin-bottom: 30px;
}

/* Portfolio Section */
.portfolio-section {
  position: relative;
}

.portfolio-card-wrap {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  padding: 45px 35px;
  border: 1px solid rgba(217, 144, 24, 0.2);
  box-shadow: var(--shadow-lg);
}

.marquee-container {
  overflow: hidden;
  user-select: none;
  display: flex;
  gap: 20px;
  padding: 20px 0;
  position: relative;
}

.marquee-container::before,
.marquee-container::after {
  content: '';
  position: absolute;
  top: 0;
  width: 60px;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.marquee-container::before {
  left: 0;
  background: linear-gradient(90deg, rgba(255,255,255,0.95), transparent);
}

.marquee-container::after {
  right: 0;
  background: linear-gradient(-90deg, rgba(255,255,255,0.95), transparent);
}

.marquee-track {
  display: flex;
  gap: 20px;
  animation: scrollMarquee 45s linear infinite;
  width: max-content;
}

.marquee-track:hover {
  animation-play-state: paused;
}

@keyframes scrollMarquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.logo-item {
  width: 140px;
  height: 90px;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.logo-item:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.logo-item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(85%);
  opacity: 0.85;
  transition: var(--transition);
}

.logo-item:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

.portfolio-grid-toggle {
  text-align: center;
  margin-top: 30px;
}

.portfolio-full-grid {
  display: none;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 16px;
  margin-top: 30px;
  padding-top: 30px;
  border-top: 1px solid var(--gray-200);
}

.portfolio-full-grid.active {
  display: grid;
}

/* Services Section */
.services-section {
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), #f3b64c);
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(217, 144, 24, 0.4);
}

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

.service-icon-wrap {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, #171b21, #0f1216);
  border-radius: 18px;
  padding: 12px;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(217, 144, 24, 0.35);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12), inset 0 1px 1px rgba(255, 255, 255, 0.1);
  transition: var(--transition);
  position: relative;
}

.service-icon {
  font-size: 2.1rem;
  color: var(--primary);
  transition: var(--transition);
}

.service-card:hover .service-icon-wrap {
  background: linear-gradient(135deg, var(--primary), #e59e24);
  transform: translateY(-4px) scale(1.08);
  border-color: #f3b64c;
  box-shadow: var(--shadow-gold);
}

.service-card:hover .service-icon {
  color: var(--white);
  transform: scale(1.1);
}

.service-card h3 {
  font-size: 1.22rem;
  margin-bottom: 12px;
  color: var(--dark);
  line-height: 1.35;
}

.service-desc {
  font-size: 0.91rem;
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: 16px;
  flex-grow: 1;
}

.service-features {
  list-style: none;
  margin-bottom: 20px;
  padding-top: 12px;
  border-top: 1px dashed var(--gray-200);
}

.service-features li {
  font-size: 0.85rem;
  color: var(--gray-700);
  margin-bottom: 8px;
  position: relative;
  padding-left: 18px;
}

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

.service-cta-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--primary);
  margin-top: auto;
}

.service-cta-link:hover {
  color: var(--primary-hover);
  gap: 10px;
}

/* Contact Section */
.contact-section {
  position: relative;
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 35px;
}

.contact-info-card {
  background: var(--dark);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 35px;
  box-shadow: var(--shadow-lg);
  border-top: 4px solid var(--primary);
  display: flex;
  flex-direction: column;
}

.contact-info-card h3 {
  color: var(--white);
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.engineer-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(217, 144, 24, 0.3);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin: 20px 0 25px;
}

.engineer-badge i {
  font-size: 1.8rem;
  color: var(--primary);
}

.engineer-badge h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 2px;
}

.engineer-badge p {
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 30px;
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: rgba(217, 144, 24, 0.15);
  border: 1px solid rgba(217, 144, 24, 0.3);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.2rem;
}

.contact-detail-text span {
  display: block;
  font-size: 0.8rem;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-detail-text a,
.contact-detail-text p {
  color: var(--white);
  font-size: 1.05rem;
  font-weight: 500;
}

.contact-detail-text a:hover {
  color: var(--primary);
}

.contact-cta-block {
  margin-top: auto;
  padding-top: 20px;
}

.contact-cta-block .btn {
  width: 100%;
}

.contact-form-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  padding: 40px 35px;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.contact-form-card h3 {
  font-size: 1.6rem;
  color: var(--dark);
  margin-bottom: 8px;
}

.contact-form-card p {
  color: var(--gray-600);
  margin-bottom: 25px;
  font-size: 0.95rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group.full-width {
  grid-column: span 2;
}

.form-group label {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-family: 'Roboto', sans-serif;
  font-size: 0.95rem;
  color: var(--dark);
  background: #fdfdfd;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(217, 144, 24, 0.15);
  background: var(--white);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-actions {
  display: flex;
  gap: 15px;
  margin-top: 10px;
}

.form-actions .btn {
  flex: 1;
}

/* Footer */
.main-footer {
  background: var(--dark);
  color: var(--gray-400);
  padding: 70px 0 25px;
  border-top: 3px solid var(--primary);
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand img {
  height: 44px;
  margin-bottom: 18px;
}

.footer-brand p {
  line-height: 1.65;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--primary);
  transform: translateY(-3px);
}

.footer-col h4 {
  color: var(--white);
  font-size: 1.15rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 35px;
  height: 2px;
  background: var(--primary);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--gray-400);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--primary);
  padding-left: 5px;
}

.footer-contact-items {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.footer-contact-item i {
  color: var(--primary);
  margin-top: 4px;
}

.footer-contact-item a:hover {
  color: var(--white);
}

.footer-bottom {
  padding-top: 25px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
  font-size: 0.85rem;
}

.footer-bottom p span {
  color: var(--primary);
  font-weight: 600;
}

/* Floating WhatsApp & Scroll Top */
.floating-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.whatsapp-btn-circle {
  width: 62px;
  height: 62px;
  background: linear-gradient(135deg, var(--whatsapp-color), #1dbd56);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 2.1rem;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  transition: var(--transition);
  position: relative;
  animation: pulseWhatsApp 2s infinite;
}

.whatsapp-btn-circle:hover {
  transform: scale(1.12);
  background: linear-gradient(135deg, #1aa34a, var(--whatsapp-color));
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-tooltip {
  background: var(--dark);
  color: var(--white);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: var(--transition);
}

.floating-whatsapp:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

@keyframes pulseWhatsApp {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
  }
  70% {
    box-shadow: 0 0 0 16px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

.scroll-top-btn {
  position: fixed;
  bottom: 28px;
  left: 28px;
  z-index: 990;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--dark);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.scroll-top-btn.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-3px);
}

/* Responsive */
@media (max-width: 1100px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .about-content-grid {
    grid-template-columns: 1fr;
  }
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .mvv-grid {
    grid-template-columns: 1fr;
  }
  .hero-title {
    font-size: 2.3rem;
  }
}

@media (max-width: 768px) {
  .top-bar {
    display: none;
  }
  .nav-menu,
  .nav-cta {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 1.9rem;
  }
  .hero-desc {
    font-size: 1rem;
  }
  .section-title {
    font-size: 1.85rem;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group.full-width {
    grid-column: span 1;
  }
  .form-actions {
    flex-direction: column;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .whatsapp-tooltip {
    display: none;
  }
  .whatsapp-btn-circle {
    width: 54px;
    height: 54px;
    font-size: 1.8rem;
  }
}