/* ===== BMC Communications Group - Main Stylesheet ===== */

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

:root {
  --deep-blue: #1a3a5c;
  --medium-blue: #2a5a8c;
  --light-blue: #3a7abf;
  --accent-blue: #4a90d9;
  --white: #ffffff;
  --off-white: #f7f8fa;
  --light-gray: #e8eaed;
  --medium-gray: #9aa0a8;
  --charcoal: #2d3436;
  --dark-gray: #4a4f54;
  --text-primary: #2d3436;
  --text-secondary: #5a6068;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition: 0.3s ease;
  --max-width: 1200px;
}

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

body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-primary);
  line-height: 1.7;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  color: var(--accent-blue);
}

h1, h2, h3, h4, h5, h6 {
  color: var(--deep-blue);
  line-height: 1.3;
  font-weight: 700;
}

h1 { font-size: 2.4rem; margin-bottom: 1rem; }
h2 { font-size: 1.9rem; margin-bottom: 0.8rem; }
h3 { font-size: 1.4rem; margin-bottom: 0.6rem; }
h4 { font-size: 1.15rem; margin-bottom: 0.5rem; }

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

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

/* --- Header & Navigation --- */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--light-gray);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.header-top {
  background: var(--deep-blue);
  padding: 0.5rem 0;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.9);
}

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

.header-top a {
  color: rgba(255,255,255,0.9);
}

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

.header-main {
  padding: 1rem 0;
}

.header-main .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo img {
  width: 44px;
  height: 44px;
}

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

.logo-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--deep-blue);
  line-height: 1.2;
}

.logo-tagline {
  font-size: 0.75rem;
  color: var(--medium-gray);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 0.25rem;
}

.main-nav a {
  display: block;
  padding: 0.5rem 1rem;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--medium-blue);
  background: rgba(42,90,140,0.06);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--charcoal);
  margin: 6px 0;
  transition: all var(--transition);
  border-radius: 2px;
}

/* --- Hero Section --- */
.hero {
  background: linear-gradient(135deg, var(--deep-blue) 0%, var(--medium-blue) 100%);
  color: var(--white);
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('../images/hero-drying-equipment.jpg') center/cover no-repeat;
  opacity: 0.15;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  color: var(--white);
  font-size: 2.8rem;
  max-width: 700px;
  margin-bottom: 1.25rem;
}

.hero p {
  color: rgba(255,255,255,0.9);
  font-size: 1.15rem;
  max-width: 600px;
  margin-bottom: 2rem;
  line-height: 1.8;
}

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

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  text-align: center;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-blue);
  color: var(--white);
  border-color: var(--accent-blue);
}

.btn-primary:hover {
  background: var(--light-blue);
  border-color: var(--light-blue);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  color: var(--white);
}

.btn-secondary {
  background: var(--white);
  color: var(--deep-blue);
  border-color: var(--light-gray);
}

.btn-secondary:hover {
  border-color: var(--medium-blue);
  color: var(--medium-blue);
  transform: translateY(-1px);
}

/* --- Sections --- */
.section {
  padding: 4.5rem 0;
}

.section-alt {
  background: var(--off-white);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-header p {
  font-size: 1.05rem;
  margin-top: 0.5rem;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--medium-blue);
  margin-bottom: 0.5rem;
}

/* --- Intro Section --- */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.intro-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.intro-image img {
  width: 100%;
  height: 350px;
  object-fit: cover;
}

/* --- Services Grid --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--light-gray);
  transition: all var(--transition);
}

.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: rgba(42,90,140,0.2);
}

.service-card .icon {
  width: 48px;
  height: 48px;
  background: rgba(42,90,140,0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.4rem;
  color: var(--medium-blue);
}

.service-card h3 {
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.92rem;
  line-height: 1.65;
}

.service-card .learn-more {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--medium-blue);
}

.service-card .learn-more:hover {
  color: var(--accent-blue);
}

/* --- Why Choose Us --- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.why-item {
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--light-gray);
}

.why-item .icon {
  width: 56px;
  height: 56px;
  background: rgba(42,90,140,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
  color: var(--medium-blue);
}

.why-item h4 {
  margin-bottom: 0.5rem;
}

.why-item p {
  font-size: 0.9rem;
}

/* --- Projects Grid --- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.project-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--light-gray);
  transition: all var(--transition);
}

.project-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.project-card .project-image {
  height: 220px;
  overflow: hidden;
}

.project-card .project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-image img {
  transform: scale(1.05);
}

.project-card .project-info {
  padding: 1.5rem;
}

.project-card .project-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--medium-blue);
  background: rgba(42,90,140,0.08);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  margin-bottom: 0.75rem;
}

.project-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.project-card p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* --- Service Area --- */
.area-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.area-item {
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  text-align: center;
  border: 1px solid var(--light-gray);
  transition: all var(--transition);
}

.area-item:hover {
  border-color: var(--medium-blue);
  box-shadow: var(--shadow-sm);
}

.area-item h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.area-item p {
  font-size: 0.85rem;
  margin-bottom: 0;
}

/* --- Contact Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}

.contact-info-item .icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: rgba(42,90,140,0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--medium-blue);
}

.contact-info-item h4 {
  margin-bottom: 0.2rem;
}

.contact-info-item p {
  font-size: 0.92rem;
  margin-bottom: 0;
}

.contact-info-item a {
  color: var(--medium-blue);
  font-weight: 500;
}

/* --- Forms --- */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
  color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-md);
  background: var(--white);
  color: var(--text-primary);
  font-family: inherit;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--medium-blue);
  box-shadow: 0 0 0 3px rgba(42,90,140,0.1);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--deep-blue) 0%, var(--medium-blue) 100%);
  color: var(--white);
  padding: 3.5rem 0;
  text-align: center;
}

.cta-banner h2 {
  color: var(--white);
  margin-bottom: 1rem;
}

.cta-banner p {
  color: rgba(255,255,255,0.9);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Footer --- */
.site-footer {
  background: var(--charcoal);
  color: rgba(255,255,255,0.8);
  padding: 3.5rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}

.footer-col h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.footer-col p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.5rem;
}

.footer-col ul a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: color var(--transition);
}

.footer-col ul a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.5rem 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0;
}

/* --- Page Hero (inner pages) --- */
.page-hero {
  background: linear-gradient(135deg, var(--deep-blue) 0%, var(--medium-blue) 100%);
  color: var(--white);
  padding: 3.5rem 0;
  text-align: center;
  position: relative;
}

.page-hero h1 {
  color: var(--white);
  font-size: 2.2rem;
  margin-bottom: 0.75rem;
}

.page-hero p {
  color: rgba(255,255,255,0.85);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  margin-bottom: 1rem;
  font-size: 0.85rem;
}

.breadcrumb a {
  color: rgba(255,255,255,0.7);
}

.breadcrumb a:hover {
  color: var(--white);
}

.breadcrumb span {
  color: rgba(255,255,255,0.5);
  margin: 0 0.5rem;
}

/* --- About Page --- */
.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: start;
}

.about-sidebar {
  background: var(--off-white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--light-gray);
}

.about-sidebar h3 {
  margin-bottom: 1rem;
}

.about-sidebar ul {
  list-style: none;
}

.about-sidebar ul li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--light-gray);
  font-size: 0.92rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.about-sidebar ul li:last-child {
  border-bottom: none;
}

/* --- Services Detail --- */
.service-detail {
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--light-gray);
}

.service-detail:last-child {
  border-bottom: none;
}

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

.service-detail-grid.reverse {
  direction: rtl;
}

.service-detail-grid.reverse > * {
  direction: ltr;
}

.service-detail-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.service-detail-image img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

/* --- Map Container --- */
.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-top: 2rem;
}

.map-container iframe {
  width: 100%;
  height: 400px;
  border: 0;
}

/* --- Service Area Detail --- */
.area-detail {
  margin-bottom: 2rem;
  padding: 2rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--light-gray);
}

.area-detail h3 {
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* --- Business Hours --- */
.hours-table {
  width: 100%;
  border-collapse: collapse;
}

.hours-table tr {
  border-bottom: 1px solid var(--light-gray);
}

.hours-table tr:last-child {
  border-bottom: none;
}

.hours-table td {
  padding: 0.6rem 0;
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.hours-table td:first-child {
  font-weight: 600;
  color: var(--text-primary);
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .area-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  
  .header-top {
    display: none;
  }
  
  .mobile-toggle {
    display: block;
  }
  
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--light-gray);
    box-shadow: var(--shadow-md);
    padding: 1rem;
  }
  
  .main-nav.active {
    display: block;
  }
  
  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }
  
  .main-nav a {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--light-gray);
  }
  
  .hero {
    padding: 3.5rem 0;
  }
  
  .hero h1 {
    font-size: 2.2rem;
  }
  
  .intro-grid,
  .contact-grid,
  .about-content,
  .service-detail-grid,
  .service-detail-grid.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  
  .services-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .area-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .hero-buttons,
  .cta-buttons {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .section {
    padding: 3rem 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }
  
  .hero h1 {
    font-size: 1.8rem;
  }
  
  .btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
    width: 100%;
  }
}

/* --- Utility Classes --- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

/* --- Accessibility --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--medium-blue);
  outline-offset: 2px;
}