/* Samartha Electrotech Nashik - Master CSS Design System */
:root {
  --primary: #0f4c81;
  --primary-dark: #09355c;
  --primary-light: #e0f2fe;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --accent-light: #fef3c7;
  --secondary: #1e293b;
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-light: #94a3b8;
  --border: #e2e8f0;
  --success: #10b981;
  --danger: #ef4444;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 12px rgba(15, 76, 129, 0.08);
  --shadow-lg: 0 12px 30px rgba(15, 76, 129, 0.12);
  --transition: all 0.25s ease-in-out;
  --max-width: 1240px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-main);
  line-height: 1.6;
}

body {
  overflow-x: hidden;
  padding-bottom: 70px; /* Space for mobile sticky CTA bar */
}

@media (min-width: 769px) {
  body {
    padding-bottom: 0;
  }
}

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

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

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section-padding {
  padding: 4rem 0;
}

@media (min-width: 768px) {
  .section-padding {
    padding: 5.5rem 0;
  }
}

.text-center { text-align: center; }
.text-left { text-align: left; }

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.5rem;
  }
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 2.5rem auto;
}

/* Header & Top Bar */
.top-bar {
  background: var(--secondary);
  color: #f8fafc;
  font-size: 0.875rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.top-bar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

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

.header-main {
  position: sticky;
  top: 0;
  z-index: 999;
  background: #ffffff;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

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

.logo-icon {
  width: 46px;
  height: 46px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 900;
  box-shadow: 0 4px 10px rgba(15, 76, 129, 0.25);
}

.logo-text h1 {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.1;
}

.logo-text span {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-hover);
  letter-spacing: 0.05em;
  display: block;
}

.nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  align-items: center;
}

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

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

.header-cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Button Component */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  cursor: pointer;
  border: none;
  text-align: center;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(15, 76, 129, 0.3);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(15, 76, 129, 0.4);
}

.btn-accent {
  background: var(--accent);
  color: var(--text-main);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.btn-accent:hover {
  background: var(--accent-hover);
  color: #ffffff;
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: #1eb857;
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: var(--primary);
  color: #ffffff;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--text-main);
  cursor: pointer;
}

@media (max-width: 991px) {
  .nav-links, .header-cta-group {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
}

/* Mobile Nav Drawer */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  z-index: 1001;
  backdrop-filter: blur(4px);
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -300px;
  width: 300px;
  height: 100%;
  background: #ffffff;
  z-index: 1002;
  transition: transform 0.3s ease;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
}

.mobile-nav-overlay.open {
  display: block;
}

.mobile-nav-drawer.open {
  transform: translateX(-300px);
}

.mobile-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-nav-list a {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
}

/* Sticky Mobile CTA Bar */
.mobile-sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #ffffff;
  box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.12);
  display: flex;
  justify-content: space-around;
  padding: 0.5rem 0.75rem;
  z-index: 1000;
  border-top: 1px solid var(--border);
}

@media (min-width: 769px) {
  .mobile-sticky-bar {
    display: none;
  }
}

.sticky-action-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.4rem 0;
  border-radius: var(--radius-sm);
  color: var(--text-main);
  text-decoration: none;
  gap: 0.15rem;
}

.sticky-call {
  background: var(--primary-light);
  color: var(--primary);
  margin-right: 0.25rem;
}

.sticky-whatsapp {
  background: #dcfce7;
  color: #16a34a;
  margin: 0 0.25rem;
}

.sticky-quote {
  background: var(--accent-light);
  color: #b45309;
  margin-left: 0.25rem;
}

/* Hero Section */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, rgba(15, 76, 129, 0.95), rgba(9, 53, 92, 0.92)), url('/assets/images/hero.jpg');
  background-size: cover;
  background-position: center;
  color: #ffffff;
  padding: 5rem 0 6rem 0;
  overflow: hidden;
}

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

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(245, 158, 11, 0.2);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.875rem;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: 2.25rem;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.25rem;
  }
}

.hero-subtitle {
  font-size: 1.15rem;
  color: #cbd5e1;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-features-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  list-style: none;
  font-weight: 600;
  font-size: 0.95rem;
  color: #e2e8f0;
}

.hero-features-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-features-list li svg {
  color: var(--accent);
}

.hero-card-form {
  background: #ffffff;
  color: var(--text-main);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.hero-card-form h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.hero-card-form p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.15);
}

/* Trust Badges Grid */
.trust-section {
  margin-top: -3rem;
  position: relative;
  z-index: 10;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.trust-card {
  background: #ffffff;
  padding: 1.75rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  border-bottom: 4px solid var(--primary);
  transition: var(--transition);
}

.trust-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.trust-icon {
  width: 50px;
  height: 50px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.trust-info h4 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
}

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

/* Service Cards */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

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

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.service-img-wrapper {
  position: relative;
  height: 200px;
  overflow: hidden;
}

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

.service-card:hover .service-img-wrapper img {
  transform: scale(1.08);
}

.service-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--accent);
  color: var(--text-main);
  font-weight: 800;
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}

.service-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-content h3 {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  color: var(--primary);
}

.service-content p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.service-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.link-btn {
  color: var(--primary);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: var(--transition);
}

.link-btn:hover {
  color: var(--accent-hover);
  transform: translateX(3px);
}

/* CCTV Feature Highlight Banner */
.cctv-banner {
  background: linear-gradient(135deg, #092644, #0f4c81);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  margin: 3rem 0;
  box-shadow: var(--shadow-lg);
}

.cctv-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 992px) {
  .cctv-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.cctv-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 2rem 0;
  list-style: none;
}

.cctv-list li {
  background: rgba(255,255,255,0.08);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

/* Location Coverage Section */
.location-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}

.location-card {
  background: #ffffff;
  border: 1px solid var(--border);
  padding: 1rem;
  border-radius: var(--radius-md);
  text-align: center;
  transition: var(--transition);
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
}

.location-card:hover {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* FAQs Accordion */
.faq-list {
  max-width: 850px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  padding: 1.25rem 1.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.faq-answer {
  padding: 0 1.5rem 1.25rem 1.5rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  display: none;
  line-height: 1.6;
}

.faq-item.active {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.faq-item.active .faq-answer {
  display: block;
}

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

/* Filterable Gallery */
.gallery-filter-btns {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: #ffffff;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
}

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

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 240px;
  box-shadow: var(--shadow-md);
}

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

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.9), transparent 70%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
  color: #ffffff;
}

.gallery-overlay h4 {
  font-size: 1.1rem;
  font-weight: 800;
}

.gallery-overlay p {
  font-size: 0.85rem;
  color: #cbd5e1;
}

/* Quote Modal */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
  z-index: 2000;
  backdrop-filter: blur(5px);
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-backdrop.active {
  display: flex;
}

.modal-container {
  background: #ffffff;
  width: 100%;
  max-width: 550px;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
  overflow: hidden;
  animation: modalIn 0.3s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-header {
  background: var(--primary);
  color: #ffffff;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 1.25rem;
  font-weight: 800;
}

.modal-close {
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.5rem;
  cursor: pointer;
}

.modal-body {
  padding: 1.75rem;
}

/* Blog Article Layout */
.article-header {
  background: var(--secondary);
  color: #ffffff;
  padding: 4rem 0 3rem 0;
  margin-bottom: 3rem;
}

.article-meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.9rem;
  color: #cbd5e1;
  margin-top: 1rem;
}

.article-content {
  max-width: 850px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.8;
  color: #334155;
}

.article-content h2 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  margin: 2.25rem 0 1rem 0;
}

.article-content h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 1.75rem 0 0.75rem 0;
}

.article-content p {
  margin-bottom: 1.25rem;
}

.article-content ul, .article-content ol {
  margin: 1rem 0 1.5rem 1.5rem;
}

.article-content li {
  margin-bottom: 0.5rem;
}

.article-callout {
  background: var(--primary-light);
  border-left: 4px solid var(--primary);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  margin: 1.75rem 0;
  font-weight: 600;
}

/* Breadcrumbs */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.breadcrumb a {
  color: var(--primary);
  font-weight: 600;
}

.breadcrumb span {
  color: var(--text-light);
}

/* Footer */
.footer {
  background: var(--secondary);
  color: #94a3b8;
  padding: 4rem 0 2rem 0;
  border-top: 5px solid var(--accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 35px;
  height: 3px;
  background: var(--accent);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  font-size: 0.9rem;
}

.footer-links a {
  color: #cbd5e1;
  transition: var(--transition);
}

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

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: #cbd5e1;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.85rem;
}