/* ==========================================================================
   KE Energy & Electrical Services - Clean Light Theme Stylesheet
   Corporate White Theme, High Readability, Crisp Typography
   ========================================================================== */

:root {
  /* Clean Light Color Palette */
  --bg-body: #f8fafc;
  --bg-white: #ffffff;
  --bg-light-gray: #f1f5f9;
  --bg-navy-dark: #0f172a;
  --bg-navy-secondary: #1e293b;
  
  --primary-amber: #d97706;
  --primary-gold: #f59e0b;
  --primary-hover: #b45309;
  
  --text-dark: #0f172a;
  --text-main: #334155;
  --text-muted: #64748b;
  --text-light: #f8fafc;
  
  --border-color: #e2e8f0;
  --border-hover: #cbd5e1;
  
  --success: #16a34a;
  --whatsapp-green: #25d366;
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
  
  /* Layout & Spacing */
  --container-max: 1200px;
  --header-height: 80px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  
  /* Clean Corporate Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.03);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -1px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-dark);
  line-height: 1.25;
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Buttons & Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.825rem;
  font-weight: 600;
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background-color: var(--primary-amber);
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(217, 119, 6, 0.2);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(217, 119, 6, 0.3);
}

.btn-navy {
  background-color: var(--bg-navy-dark);
  color: #ffffff;
}

.btn-navy:hover {
  background-color: var(--bg-navy-secondary);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-dark);
  border: 1.5px solid var(--border-color);
}

.btn-outline:hover {
  border-color: var(--text-dark);
  background-color: var(--bg-light-gray);
}

.btn-whatsapp {
  background-color: var(--whatsapp-green);
  color: #ffffff;
}

.btn-whatsapp:hover {
  background-color: #20ba5a;
  box-shadow: 0 4px 10px rgba(37, 211, 102, 0.3);
}

/* Top Announcement Ribbon */
.top-bar {
  background-color: var(--bg-navy-dark);
  color: #94a3b8;
  padding: 0.5rem 0;
  font-size: 0.85rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.top-bar-info {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.top-bar-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.top-bar-item i {
  color: var(--primary-gold);
}

.top-bar-emergency {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  color: #f87171;
}

/* Navbar */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--bg-navy-dark);
  line-height: 1;
}

.brand-subtitle {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--primary-amber);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-top: 2px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-main);
  transition: var(--transition);
  padding: 0.5rem 0;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-dark);
  font-size: 1.4rem;
  cursor: pointer;
}

/* Hero Section - Clean Corporate White */
.hero {
  padding: 4.5rem 0;
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
}

.hero-title {
  font-size: 2.85rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-dark);
  line-height: 1.15;
}

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

.hero-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 0.5rem;
}

.hero-trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-color);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
}

.trust-item i {
  color: var(--success);
}

.hero-image-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  background: var(--bg-light-gray);
}

.hero-image-card img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

/* Key Highlights Banner */
.stats-section {
  padding: 2.5rem 0;
  background-color: var(--bg-light-gray);
  border-bottom: 1px solid var(--border-color);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  text-align: center;
}

.stat-card {
  padding: 1.25rem;
  background-color: var(--bg-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.stat-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary-amber);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* Section Titles */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3rem;
}

.section-subtitle {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary-amber);
  margin-bottom: 0.4rem;
  display: block;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
}

.section-description {
  color: var(--text-muted);
  font-size: 1rem;
}

/* Services Section */
.services-section {
  padding: 5rem 0;
  background-color: var(--bg-white);
}

.services-filter {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: 0.5rem 1.15rem;
  border-radius: 9999px;
  background-color: var(--bg-light-gray);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background-color: var(--primary-amber);
  color: #ffffff;
  border-color: var(--primary-amber);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.75rem;
}

.service-card {
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-amber);
}

.service-image {
  height: 190px;
  position: relative;
  overflow: hidden;
  background-color: var(--bg-light-gray);
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-icon-badge {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background-color: var(--bg-navy-dark);
  color: var(--primary-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.service-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-tag {
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary-amber);
  margin-bottom: 0.35rem;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.6rem;
}

.service-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
  line-height: 1.5;
  flex-grow: 1;
}

.service-features {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-color);
}

.service-feature-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.825rem;
  color: var(--text-main);
}

.service-feature-item i {
  color: var(--success);
}

.service-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

/* Why Choose Us & Standards */
.why-section {
  padding: 5rem 0;
  background-color: var(--bg-light-gray);
  border-y: 1px solid var(--border-color);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.why-card {
  padding: 1.75rem;
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.why-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background-color: #fef3c7;
  color: var(--primary-amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

.why-card h4 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.why-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Simple Clean Service Request Section */
.request-banner {
  padding: 4rem 0;
  background-color: var(--bg-navy-dark);
  color: #ffffff;
}

.request-banner-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.request-banner-text h3 {
  color: #ffffff;
  font-size: 1.85rem;
  margin-bottom: 0.5rem;
}

.request-banner-text p {
  color: #94a3b8;
  font-size: 1rem;
}

/* Location & Contact Section */
.location-section {
  padding: 5rem 0;
  background-color: var(--bg-white);
}

.location-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: center;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  background-color: var(--bg-light-gray);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}

.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background-color: var(--bg-white);
  color: var(--primary-amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.contact-details h5 {
  font-size: 0.95rem;
  color: var(--text-dark);
  margin-bottom: 0.2rem;
}

.contact-details p {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  height: 380px;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* Clean FAQ Section */
.faq-section {
  padding: 5rem 0;
  background-color: var(--bg-light-gray);
  border-top: 1px solid var(--border-color);
}

.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.faq-item {
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-header {
  padding: 1.15rem 1.35rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.975rem;
  color: var(--text-dark);
}

.faq-header i {
  color: var(--primary-amber);
  transition: transform 0.25s ease;
}

.faq-item.active .faq-header i {
  transform: rotate(180deg);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  padding: 0 1.35rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.faq-item.active .faq-content {
  max-height: 400px;
  padding: 0 1.35rem 1.25rem;
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 640px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: translateY(10px);
  transition: var(--transition);
}

.modal-overlay.active .modal-card {
  transform: translateY(0);
}

.modal-header {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
}

.modal-close:hover {
  color: #ef4444;
}

.modal-body {
  padding: 1.75rem;
}

.form-group {
  margin-bottom: 1.15rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.35rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-sm);
  background-color: var(--bg-light-gray);
  border: 1px solid var(--border-color);
  color: var(--text-dark);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary-amber);
  background-color: #ffffff;
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 90px;
}

/* Footer - Clean Navy Corporate */
.footer {
  background-color: var(--bg-navy-dark);
  color: #94a3b8;
  padding: 4rem 0 2rem;
  font-size: 0.875rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  margin-top: 0.85rem;
  line-height: 1.6;
}

.footer-title {
  color: #ffffff;
  font-size: 0.975rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-link:hover {
  color: var(--primary-gold);
}

.footer-bottom {
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Responsive Rules */
@media (max-width: 992px) {
  .hero-grid, .location-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .top-bar-info {
    display: none;
  }
  
  .mobile-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background-color: var(--bg-white);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-150%);
    transition: transform 0.3s ease;
  }
  
  .nav-menu.active {
    transform: translateY(0);
  }
  
  .hero-title {
    font-size: 2.15rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}