/* ==========================================================================
   KULAZ AKARYAKIT PETROL TAŞIMACILIK LTD. ŞTİ.
   Corporate & Professional Fuel Logistics Design System
   ========================================================================== */

/* --- ROOT VARIABLES --- */
:root {
  --primary-navy: #0C1929;
  --primary-blue: #1E3A8A;
  --secondary-navy: #15263A;
  --accent-orange: #E65100;
  --accent-orange-hover: #D84315;
  --accent-amber: #FF9800;
  --text-dark: #0F172A;
  --text-muted: #475569;
  --text-light: #94A3B8;
  --bg-light: #F8FAFC;
  --bg-white: #FFFFFF;
  --border-color: #E2E8F0;
  
  --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 25px rgba(12,25,41,0.15);
  --shadow-orange: 0 6px 20px rgba(230,81,0,0.35);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* --- RESET & GLOBAL STYLES --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background-color: var(--bg-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

/* --- CONTAINER & LAYOUT UTILS --- */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

.bg-light {
  background-color: var(--bg-light);
}

.dark-bg {
  background-color: var(--primary-navy);
  color: var(--bg-white);
}

.text-center { text-align: center; }
.text-white { color: #FFFFFF !important; }
.text-orange { color: var(--accent-orange) !important; }
.text-gray { color: var(--text-light) !important; }

.grid {
  display: grid;
  gap: 30px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.align-center {
  align-items: center;
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  padding: 12px 26px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary-navy);
  color: var(--bg-white);
}

.btn-primary:hover {
  background-color: var(--primary-blue);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background-color: var(--accent-orange);
  color: var(--bg-white);
  box-shadow: var(--shadow-orange);
}

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

.btn-outline {
  background-color: transparent;
  border-color: #FFFFFF;
  color: #FFFFFF;
}

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: var(--accent-orange);
  color: var(--accent-orange);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.9rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
}

/* --- SECTION BADGES & TITLES --- */
.section-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: var(--accent-orange);
  background-color: rgba(230, 81, 0, 0.1);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.badge-orange {
  background-color: rgba(230, 81, 0, 0.2);
  color: var(--accent-amber);
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary-navy);
  line-height: 1.25;
  margin-bottom: 16px;
}

.dark-bg .section-title {
  color: #FFFFFF;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto 40px auto;
}

/* --- TOP BAR --- */
.top-bar {
  background-color: var(--primary-navy);
  color: #CBD5E1;
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

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

.top-info span {
  margin-right: 20px;
}

.top-info i, .top-contact i {
  color: var(--accent-orange);
  margin-right: 6px;
}

.top-contact a {
  margin-left: 18px;
  color: #CBD5E1;
}

.top-contact a:hover {
  color: var(--accent-amber);
}

/* --- MAIN HEADER --- */
.main-header {
  background-color: #FFFFFF;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 90px;
}

.header-logo-img {
  height: 60px;
  width: auto;
}

.nav-menu {
  display: flex;
  gap: 24px;
}

.nav-link {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-dark);
  padding: 8px 0;
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background-color: var(--accent-orange);
  transition: var(--transition-fast);
}

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

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-navy);
  cursor: pointer;
}

/* --- HERO SECTION --- */
.hero-section {
  position: relative;
  background: url('../images/hero_tanker.jpg') center/cover no-repeat;
  padding: 110px 0 90px 0;
  color: #FFFFFF;
  min-height: 620px;
  display: flex;
  align-items: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(12, 25, 41, 0.92) 0%, rgba(12, 25, 41, 0.75) 60%, rgba(12, 25, 41, 0.45) 100%);
  z-index: 1;
}

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

.hero-content {
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(230, 81, 0, 0.25);
  border: 1px solid var(--accent-orange);
  color: var(--accent-amber);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-title .highlight {
  color: var(--accent-orange);
  background: linear-gradient(120deg, #FF6F00, #FFA000);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: #E2E8F0;
  margin-bottom: 35px;
  line-height: 1.6;
}

.hero-cta-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 45px;
  flex-wrap: wrap;
}

.hero-features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
}

.hero-feat-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-left: 3px solid var(--accent-orange);
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 12px;
}

.feat-icon {
  font-size: 1.6rem;
  color: var(--accent-orange);
}

.feat-info h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.feat-info p {
  font-size: 0.75rem;
  color: #CBD5E1;
}

/* --- PARTNERS STRIP (OFFICIAL BRAND LOGOS) --- */
.partners-strip {
  background-color: var(--primary-navy);
  border-bottom: 3px solid var(--accent-orange);
  padding: 24px 0;
  color: #FFFFFF;
}

.partners-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.partners-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  color: #E2E8F0;
  letter-spacing: 0.5px;
}

.partners-logos {
  display: flex;
  gap: 25px;
  align-items: center;
}

.partner-logo-item {
  background-color: #FFFFFF;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease;
}

.partner-logo-item:hover {
  transform: translateY(-2px);
}

.brand-svg-logo {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.opet-logo { height: 38px; }
.shell-logo { height: 42px; }
.po-logo { height: 38px; }

/* --- ABOUT SECTION --- */
.about-image-wrapper {
  position: relative;
}

.about-img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 4px solid #FFFFFF;
}

.experience-badge {
  position: absolute;
  bottom: -20px;
  right: 20px;
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-hover));
  color: #FFFFFF;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-orange);
  text-align: center;
}

.exp-num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  display: block;
  line-height: 1;
}

.exp-text {
  font-size: 0.82rem;
  font-weight: 600;
}

.lead-text {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--primary-navy);
  margin-bottom: 16px;
}

.body-text {
  color: var(--text-muted);
  margin-bottom: 25px;
}

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.highlight-item i {
  color: var(--accent-orange);
  font-size: 1.25rem;
  margin-top: 4px;
}

.highlight-item h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary-navy);
}

.highlight-item p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* --- SERVICES SECTION --- */
.service-card {
  background-color: var(--bg-white);
  padding: 35px 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  border-top: 4px solid var(--primary-navy);
  transition: var(--transition-normal);
}

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

.service-icon {
  width: 60px;
  height: 60px;
  background-color: rgba(230, 81, 0, 0.1);
  color: var(--accent-orange);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary-navy);
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-list li {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-list li i {
  color: var(--accent-orange);
}

/* --- SECURITY & GPS SECTION --- */
.security-section {
  position: relative;
  background: linear-gradient(135deg, #0C1929 0%, #15263A 100%);
}

.security-features {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 30px;
}

.sec-item {
  display: flex;
  gap: 18px;
}

.sec-icon {
  width: 52px;
  height: 52px;
  background-color: rgba(230, 81, 0, 0.2);
  border: 1px solid var(--accent-orange);
  color: var(--accent-amber);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.sec-text h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.sec-text p {
  color: #94A3B8;
  font-size: 0.92rem;
}

.security-media img {
  border-radius: var(--radius-md);
  border: 3px solid rgba(255, 255, 255, 0.15);
}

/* --- GALLERY SECTION --- */
.gallery-filters {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 35px;
  flex-wrap: wrap;
}

.filter-btn {
  background-color: var(--bg-light);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition-fast);
}

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

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background-color: var(--primary-navy);
  aspect-ratio: 4/3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(12, 25, 41, 0.9) 0%, rgba(12, 25, 41, 0.2) 60%, transparent 100%);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 20px;
  opacity: 0.9;
  transition: var(--transition-fast);
}

.gallery-info h4 {
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
}

.gallery-info p {
  color: var(--accent-amber);
  font-size: 0.82rem;
}

.zoom-btn {
  width: 42px;
  height: 42px;
  background-color: var(--accent-orange);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition-fast);
}

.zoom-btn:hover {
  background-color: #FFFFFF;
  color: var(--accent-orange);
  transform: scale(1.1);
}

/* --- STATS / WHY US --- */
.stat-card {
  background-color: var(--bg-white);
  padding: 30px 20px;
  border-radius: var(--radius-md);
  text-align: center;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.stat-icon {
  font-size: 2.2rem;
  color: var(--accent-orange);
  margin-bottom: 12px;
}

.stat-card h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--primary-navy);
  margin-bottom: 6px;
}

.stat-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* --- CONTACT SECTION & FORM --- */
.contact-info-box {
  padding-right: 30px;
}

.contact-info-box h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary-navy);
  margin-bottom: 15px;
}

.contact-intro {
  color: var(--text-muted);
  margin-bottom: 30px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.c-detail-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.c-icon {
  width: 46px;
  height: 46px;
  background-color: rgba(230, 81, 0, 0.1);
  color: var(--accent-orange);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.c-detail-item h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary-navy);
}

.c-detail-item p, .c-detail-item a {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
}

.c-detail-item a:hover {
  color: var(--accent-orange);
}

.contact-form-card {
  background-color: var(--primary-navy);
  color: #FFFFFF;
  padding: 40px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-top: 5px solid var(--accent-orange);
}

.contact-form-card h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.contact-form-card p {
  color: #94A3B8;
  font-size: 0.92rem;
  margin-bottom: 25px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: #E2E8F0;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background-color: rgba(255, 255, 255, 0.06);
  color: #FFFFFF;
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-fast);
}

.form-input:focus {
  border-color: var(--accent-orange);
  background-color: rgba(255, 255, 255, 0.12);
}

.form-input option {
  background-color: var(--primary-navy);
  color: #FFFFFF;
}

/* --- FOOTER & ADMIN LINK --- */
.main-footer {
  background-color: #070F18;
  color: #94A3B8;
  padding-top: 60px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-container {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-brand p {
  margin-top: 15px;
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-links h4, .footer-contact h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: #FFFFFF;
  margin-bottom: 18px;
}

.footer-links ul li {
  margin-bottom: 10px;
}

.footer-links ul li a:hover {
  color: var(--accent-amber);
}

.footer-contact p {
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-contact i {
  color: var(--accent-orange);
}

.admin-login-link {
  color: #64748B;
  font-size: 0.82rem;
  transition: color 0.2s ease;
}

.admin-login-link:hover {
  color: var(--accent-orange);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  font-size: 0.85rem;
}

/* --- FLOATING WHATSAPP WIDGET --- */
.whatsapp-widget-wrapper {
  position: fixed;
  bottom: 25px;
  right: 25px;
  z-index: 9999;
}

.whatsapp-float-btn {
  width: 60px;
  height: 60px;
  background-color: #25D366;
  color: #FFFFFF;
  border-radius: var(--radius-full);
  border: none;
  font-size: 2.2rem;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: transform 0.3s ease;
}

.whatsapp-float-btn:hover {
  transform: scale(1.1);
}

.wa-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  background-color: #E65100;
  color: #FFFFFF;
  font-size: 0.72rem;
  font-weight: 800;
  width: 22px;
  height: 22px;
  border-radius: var(--radius-full);
  border: 2px solid #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
}

.whatsapp-chat-box {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 320px;
  background-color: #FFFFFF;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: none;
  flex-direction: column;
  animation: slideUp 0.3s ease forwards;
}

.whatsapp-chat-box.open {
  display: flex;
}

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

.chat-header {
  background-color: #075E54;
  color: #FFFFFF;
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chat-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 38px;
  height: 38px;
  background-color: var(--accent-orange);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.user-info h4 {
  font-size: 0.92rem;
  font-weight: 700;
}

.user-info span {
  font-size: 0.72rem;
  color: #A7F3D0;
  display: flex;
  align-items: center;
  gap: 4px;
}

.online-icon {
  font-size: 0.5rem;
  color: #25D366;
}

.chat-close {
  background: none;
  border: none;
  color: #FFFFFF;
  font-size: 1.2rem;
  cursor: pointer;
}

.chat-body {
  padding: 16px;
  background-color: #E5DDD5;
  min-height: 120px;
}

.chat-message {
  background-color: #DCF8C6;
  padding: 10px 12px;
  border-radius: 8px 8px 0 8px;
  font-size: 0.88rem;
  color: #111827;
  max-width: 90%;
  margin-left: auto;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.chat-time {
  display: block;
  text-align: right;
  font-size: 0.68rem;
  color: #6B7280;
  margin-top: 4px;
}

.chat-footer {
  padding: 12px;
  background-color: #F3F4F6;
}

.chat-send-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: #25D366;
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 10px;
  border-radius: var(--radius-sm);
}

.chat-send-btn:hover {
  background-color: #1EBE5D;
}

/* --- LIGHTBOX --- */
.lightbox-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(12, 25, 41, 0.85);
  backdrop-filter: blur(5px);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.lightbox-overlay.active {
  display: flex;
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 90vh;
  text-align: center;
}

.lightbox-content img {
  max-height: 80vh;
  max-width: 100%;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  border: 3px solid #FFFFFF;
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: #FFFFFF;
  font-size: 2rem;
  cursor: pointer;
}

.lightbox-caption {
  color: #FFFFFF;
  margin-top: 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
}

/* --- RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 992px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: repeat(1, 1fr);
  }
  
  .hero-title {
    font-size: 2.4rem;
  }
  
  .hero-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-container {
    grid-template-columns: repeat(1, 1fr);
  }

  .partners-wrapper {
    flex-direction: column;
    text-align: center;
  }

  .nav-menu {
    position: fixed;
    top: 90px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 90px);
    background-color: var(--primary-navy);
    flex-direction: column;
    padding: 30px;
    transition: 0.3s ease;
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-link {
    color: #FFFFFF;
    font-size: 1.1rem;
  }

  .mobile-toggle {
    display: block;
  }
}

@media (max-width: 600px) {
  .top-bar-content {
    flex-direction: column;
    gap: 6px;
    text-align: center;
  }

  .hero-features-grid, .gallery-grid {
    grid-template-columns: repeat(1, 1fr);
  }

  .form-row {
    grid-template-columns: repeat(1, 1fr);
  }

  .whatsapp-chat-box {
    width: 290px;
    right: -10px;
  }
}