/* Design System & Variables */
:root {
  /* Colors from Brand Guide */
  --bg-primary: #ffffff;
  --bg-secondary: #f9f9f9;
  --bg-glass: rgba(255, 255, 255, 0.9);
  
  --text-primary: #585856; /* Dark Gray from Guide */
  --text-secondary: #7a7a78;
  
  --accent-color: #BD1823; /* Deep Red from Guide */
  --accent-hover: #9c121b;
  --accent-glow: rgba(189, 24, 35, 0.3);
  
  --primary-color: #585856; 
  
  --brand-blue: #8fb9fb; /* Light Blue from Guide */
  --brand-blue-glow: rgba(143, 185, 251, 0.3);

  /* Typography */
  --font-heading: 'Montserrat', sans-serif;
  --font-main: 'Mulish', sans-serif;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.4s ease;
  --transition-slow: 0.8s ease;

  /* Layout */
  --max-width: 1450px;
  --nav-height: 90px;
  --radius-lg: 12px;
  --radius-md: 8px;
}

/* Dark Theme Variables */
:root[data-theme="dark"] {
  --bg-primary: #0b0f17;
  --bg-secondary: #121824;
  --bg-glass: rgba(11, 15, 23, 0.85);
  
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  
  --primary-color: #f1f5f9;
  --brand-blue: #38bdf8;
  --brand-blue-glow: rgba(56, 189, 248, 0.15);
}

/* Premium Dark Mode Component Adjustments */
:root[data-theme="dark"] .navbar {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}
:root[data-theme="dark"] .navbar.scrolled {
  background: var(--bg-glass);
}
:root[data-theme="dark"] .page-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
:root[data-theme="dark"] .service-card,
:root[data-theme="dark"] .sector-card,
:root[data-theme="dark"] .placeholder-box,
:root[data-theme="dark"] .ref-card,
:root[data-theme="dark"] .news-card,
:root[data-theme="dark"] .blog-card,
:root[data-theme="dark"] .ems-sim-card,
:root[data-theme="dark"] .form-container,
:root[data-theme="dark"] .contact-info,
:root[data-theme="dark"] .wizard-step {
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}
:root[data-theme="dark"] .service-card:hover,
:root[data-theme="dark"] .sector-card:hover,
:root[data-theme="dark"] .ref-card:hover,
:root[data-theme="dark"] .placeholder-box:hover {
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5) !important;
  border-color: var(--accent-color);
}


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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.2;
  color: var(--primary-color);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -1px; }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 1rem; }
p { color: var(--text-secondary); font-size: 1.1rem; }

a { text-decoration: none; color: inherit; transition: color var(--transition-fast); }
a:hover { color: var(--accent-color); }
ul { list-style: none; }

/* Layout Utilities */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}
.section { padding: 6rem 0; }
.flex { display: flex; }
.grid { display: grid; }

/* Components */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-weight: 700;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
  text-align: center;
  font-size: 0.9rem;
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.5s ease-out, height 0.5s ease-out;
  z-index: 0;
}
.btn:hover::after {
  width: 350px;
  height: 350px;
}
.btn span, .btn i {
  position: relative;
  z-index: 1;
}

.btn-primary {
  background-color: var(--accent-color);
  color: #fff;
  box-shadow: 0 4px 15px var(--accent-glow);
}
.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--accent-glow);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border-color: var(--primary-color);
  color: var(--primary-color);
}
.btn-outline:hover {
  background: var(--primary-color);
  color: #fff;
  transform: translateY(-2px);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: background var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  align-items: center;
  background: var(--bg-primary);
  border-bottom: 1px solid rgba(0,0,0,0.05);
}
.navbar.scrolled {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}
.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

/* --- New Additions: UX/UI & Animations --- */

/* Scroll Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays for grid items */
.grid > .animate-on-scroll:nth-child(1) { transition-delay: 0.1s; }
.grid > .animate-on-scroll:nth-child(2) { transition-delay: 0.2s; }
.grid > .animate-on-scroll:nth-child(3) { transition-delay: 0.3s; }
.grid > .animate-on-scroll:nth-child(4) { transition-delay: 0.4s; }
.grid > .animate-on-scroll:nth-child(5) { transition-delay: 0.5s; }
.grid > .animate-on-scroll:nth-child(6) { transition-delay: 0.6s; }

/* Cross-Document View Transitions (Supported in modern browsers) */
@view-transition {
  navigation: auto;
}

/* --- Phase 1: Pre-loader, Dark Mode & WhatsApp --- */

/* Preloader */
.preloader {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background-color: var(--bg-primary);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}
.preloader .loader-circle {
  width: 50px;
  height: 50px;
  border: 4px solid var(--text-secondary);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-top: 20px;
}
@keyframes spin { 100% { transform: rotate(360deg); } }

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 40px;
  right: 40px;
  background-color: #25d366;
  color: #fff;
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: 0px 4px 10px rgba(0,0,0,0.3);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  animation: pulse-wa 2s infinite;
  transition: transform var(--transition-fast);
}
.whatsapp-float:hover {
  transform: scale(1.1);
  color: #fff;
}
@keyframes pulse-wa {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Floating Telegram Button */
.telegram-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 110px;
  right: 40px;
  background-color: #0088cc;
  color: #fff;
  border-radius: 50px;
  text-align: center;
  font-size: 32px;
  box-shadow: 0px 4px 10px rgba(0,0,0,0.3);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  animation: pulse-tg 2s infinite;
  animation-delay: 1s; /* Offset from WhatsApp pulse */
  transition: transform var(--transition-fast);
}
.telegram-float:hover {
  transform: scale(1.1);
  color: #fff;
}
@keyframes pulse-tg {
  0% { box-shadow: 0 0 0 0 rgba(0, 136, 204, 0.7); }
  70% { box-shadow: 0 0 0 15px rgba(0, 136, 204, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 136, 204, 0); }
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.2rem;
  cursor: pointer;
  margin-left: 1rem;
  transition: color var(--transition-fast);
}
.theme-toggle-btn:hover {
  color: var(--accent-color);
}
.theme-toggle-btn .fa-sun {
  display: none;
}
:root[data-theme="dark"] .theme-toggle-btn .fa-moon {
  display: none;
}
:root[data-theme="dark"] .theme-toggle-btn .fa-sun {
  display: inline-block;
}
.logo {
  margin-right: 1.5rem;
  display: flex;
  align-items: center;
}
.logo-img { height: 65px; width: auto; transition: height var(--transition-fast); }
.nav-right { display: flex; align-items: center; gap: 1.8rem; margin-left: auto; }
.nav-links { display: flex; gap: 1.8rem; }
.nav-links a {
  font-weight: 700;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--primary-color);
  position: relative;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-color);
  transition: width var(--transition-fast);
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--accent-color); }

.lang-switch { display: flex; gap: 0.5rem; font-weight: 700; font-size: 0.85rem; }
.lang-switch a { color: var(--text-secondary); padding: 0.2rem 0.5rem; border-radius: 4px; cursor: pointer; }
.lang-switch a.active { background: var(--brand-blue); color: #fff; }
.lang-switch a:hover:not(.active) { color: var(--accent-color); }

/* Hero Section */
.page-header {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--brand-blue-glow) 100%);
  padding: 8rem 0 4rem;
  text-align: center;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}
.page-header h1 {
  color: var(--accent-color);
}

.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}
.hero-slider {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  z-index: 0;
}
.hero-slide {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  animation: heroCrossfade 18s infinite;
  transform: scale(1.05);
}
.hero-overlay {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(135deg, rgba(255,255,255,0.45) 0%, rgba(255,255,255,0.75) 100%);
  z-index: 0;
}
:root[data-theme="dark"] .hero-overlay {
  background: linear-gradient(135deg, rgba(11,15,23,0.60) 0%, rgba(11,15,23,0.85) 100%);
}
@keyframes heroCrossfade {
  0% { opacity: 0; transform: scale(1.05); }
  5% { opacity: 1; transform: scale(1.02); }
  33% { opacity: 1; transform: scale(1); }
  38% { opacity: 0; transform: scale(0.98); }
  100% { opacity: 0; transform: scale(0.98); }
}
.hero-content {
  max-width: 800px;
  position: relative;
  z-index: 1;
}
.hero h1 span { color: var(--accent-color); }
.hero p { font-size: 1.3rem; max-width: 650px; color: var(--text-primary); font-weight: 500; }
.hero-buttons { margin-top: 2.5rem; display: flex; gap: 1.5rem; }

/* Stats */
.stats-section {
  background: #585856;
  padding: 5rem 0;
  color: #fff;
}
:root[data-theme="dark"] .stats-section {
  background: #070a10;
}
.stats-grid { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 3rem; text-align: center; }
.stat-item h3 { font-size: 3.5rem; color: var(--brand-blue); margin-bottom: 0.5rem; }
.stat-item p { color: rgba(255,255,255,0.8); font-family: var(--font-heading); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }

/* Cards */
.services-grid, .reference-grid {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}
.reference-grid > div {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  will-change: transform, box-shadow;
}
.reference-grid > div:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0,0,0,0.1) !important;
}
.service-card {
  padding: 3rem 2.5rem;
  border-radius: 8px;
  background: var(--bg-primary);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border: 1px solid rgba(0,0,0,0.05);
  box-shadow: 0 10px 30px rgba(0,0,0,0.02);
}
.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
  border-bottom: 3px solid var(--accent-color);
}
.service-icon { font-size: 3rem; color: var(--accent-color); margin-bottom: 1.5rem; }
.service-card h3 { margin-bottom: 1rem; font-size: 1.5rem; }

/* Partner & Reference Placeholders */
.placeholder-box {
  background: var(--bg-primary);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 3/2;
  color: var(--text-secondary);
  font-weight: 600;
  text-align: center;
  padding: 1.5rem;
  overflow: hidden;
  transition: all var(--transition-fast);
  box-shadow: 0 5px 15px rgba(0,0,0,0.02);
}
.placeholder-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.placeholder-box:hover {
  border-color: var(--accent-color);
  color: var(--accent-color);
  background: var(--bg-primary);
}
.partner-grid {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

/* Footer */
footer {
  background: #585856;
  padding: 5rem 0 2rem;
  color: #fff;
}
:root[data-theme="dark"] footer {
  background: #070a10;
}
.footer-grid { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 4rem; margin-bottom: 4rem; }
.footer-col h4 { font-size: 1.2rem; margin-bottom: 1.5rem; color: #fff; }
.footer-col p, .footer-col a, .footer-col span { color: rgba(255,255,255,0.7); }
.footer-col a:hover { color: var(--brand-blue); }
.footer-col ul li { margin-bottom: 1rem; }
.social-links { display: flex; gap: 1rem; }
.social-links a {
  background: rgba(255,255,255,0.1);
  width: 45px; height: 45px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-fast);
}
.social-links a:hover { background: var(--accent-color); color: #fff; transform: translateY(-3px); }
.footer-bottom { text-align: center; padding-top: 2rem; border-top: 1px solid rgba(255, 255, 255, 0.1); color: rgba(255,255,255,0.5); }

/* Sectors & Protocols (New Additions) */
.sectors-grid {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}
.sector-card {
  background: var(--bg-primary);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 12px;
  padding: 2.5rem 1.5rem;
  text-align: center;
  transition: all var(--transition-normal);
  box-shadow: 0 5px 15px rgba(0,0,0,0.02);
}
.sector-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.08);
  border-color: var(--accent-color);
}
.sector-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
  transition: color var(--transition-fast);
}
.sector-card:hover .sector-icon {
  color: var(--accent-color);
}
.sector-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0;
}

.protocols-banner {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(143, 185, 251, 0.1) 100%);
  border-radius: 12px;
  padding: 3.5rem 2rem;
  margin-top: 4rem;
  text-align: center;
  border: 1px solid rgba(0,0,0,0.05);
}
.protocols-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
}
.protocol-badge {
  background: var(--bg-primary);
  border: 1px solid rgba(0,0,0,0.1);
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-weight: 800;
  font-family: var(--font-heading);
  color: var(--primary-color);
  box-shadow: 0 4px 10px rgba(0,0,0,0.02);
  transition: all var(--transition-fast);
}
.protocol-badge:hover {
  border-color: var(--brand-blue);
  color: var(--brand-blue);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(143, 185, 251, 0.2);
}

/* Animations */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.animate-fade-in-up { animation: fadeInUp var(--transition-slow) forwards; }

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-color);
  cursor: pointer;
  z-index: 1001;
}

@media (max-width: 992px) {
  .mobile-menu-btn {
    display: block;
  }
  .nav-right {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    background: var(--bg-primary);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-150%);
    transition: transform var(--transition-normal);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
  }
  .nav-right.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links {
    flex-direction: column;
    gap: 1.5rem;
    font-size: 1.2rem;
  }
}

/* Marquee Animation */
.marquee-container {
  width: 100%;
  overflow: hidden;
  white-space: nowrap;
  position: relative;
  display: flex;
  align-items: center;
  padding: 1rem 0;
}
.marquee-container::before, .marquee-container::after {
  content: "";
  position: absolute;
  top: 0;
  width: 150px;
  height: 100%;
  z-index: 2;
}
.marquee-container::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-secondary) 0%, transparent 100%);
}
.marquee-container::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-secondary) 0%, transparent 100%);
}
.marquee-content {
  display: inline-flex;
  gap: 4rem;
  animation: marquee 30s linear infinite;
}
.partner-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-secondary);
  opacity: 0.5;
  transition: opacity var(--transition-fast), color var(--transition-fast);
  cursor: pointer;
}
.partner-logo:hover {
  opacity: 1;
  color: var(--accent-color);
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-33.33%); } /* Translates by 1/3 since logos are triplicated */
}

@media (max-width: 768px) {
  .hero h1 { font-size: 2.5rem; }
  .section { padding: 4rem 0; }
}

@media (max-width: 992px) {
  .lang-switch {
    justify-content: center;
    margin: 0.5rem 0;
  }
  .theme-toggle-btn {
    margin-left: 0;
  }
}

/* Climate Widget */
.climate-widget {
  position: fixed;
  bottom: 30px;
  left: 30px;
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1rem 1.2rem;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  z-index: 99;
  transform: translateX(-150%);
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.85rem;
  font-weight: 600;
}
.climate-widget.show {
  transform: translateX(0);
}
:root[data-theme="dark"] .climate-widget {
  background: rgba(18, 18, 18, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}
.climate-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.climate-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(143, 185, 251, 0.1);
  color: var(--brand-blue);
  font-size: 0.9rem;
}
.climate-icon.temp { color: #f59e0b; background: rgba(245, 158, 11, 0.1); }
.climate-icon.hum { color: #0ea5e9; background: rgba(14, 165, 233, 0.1); }
.climate-icon.aqi { color: #10b981; background: rgba(16, 185, 129, 0.1); }

.climate-data {
  display: flex;
  flex-direction: column;
}
.climate-label {
  font-size: 0.65rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}
.climate-value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
}
.climate-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(0,0,0,0.05);
  padding-bottom: 0.5rem;
  margin-bottom: 0.2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
:root[data-theme="dark"] .climate-title {
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.climate-location {
  font-size: 0.65rem;
  color: var(--brand-blue);
}

@media (max-width: 768px) {
  .climate-widget {
    bottom: 80px; /* Above mobile elements if any */
    left: 20px;
    padding: 0.8rem 1rem;
    gap: 0.5rem;
  }
  .climate-title {
    display: none;
  }
}

/* --- CUSTOM SCROLLBAR --- */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: var(--accent-color);
  border-radius: var(--radius-md);
  border: 2px solid var(--bg-secondary);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-hover);
}

/* --- REFERENCE FILTERS --- */
.filter-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
  margin-bottom: 3rem;
  margin-top: -1rem;
}
.filter-btn {
  background: var(--bg-secondary);
  border: 1px solid rgba(0,0,0,0.05);
  color: var(--text-primary);
  padding: 0.6rem 1.5rem;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.filter-btn:hover {
  border-color: var(--brand-blue);
  color: var(--brand-blue);
  transform: translateY(-1px);
}
.filter-btn.active {
  background: var(--accent-color);
  color: #fff;
  border-color: var(--accent-color);
  box-shadow: 0 4px 10px var(--accent-glow);
}
:root[data-theme="dark"] .filter-btn {
  border-color: rgba(255,255,255,0.05);
}

.ref-category-section {
  transition: opacity 0.5s ease, transform 0.5s ease;
  will-change: opacity, transform;
}
.ref-category-section.hidden {
  opacity: 0;
  transform: translateY(20px);
  position: absolute;
  pointer-events: none;
  width: 100%;
  left: 0;
  visibility: hidden;
}
#references-container {
  position: relative;
  min-height: 400px;
}

/* --- FAQ ACCORDION --- */
.faq-section {
  margin-top: 5rem;
}
.faq-grid {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  max-width: 800px;
  margin: 2.5rem auto 0 auto;
}
.faq-item {
  background: var(--bg-secondary);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}
.faq-item:hover {
  border-color: var(--brand-blue);
}
.faq-question {
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
}
.faq-question h4 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  transition: color var(--transition-fast);
}
.faq-item:hover .faq-question h4 {
  color: var(--accent-color);
}
.faq-icon-wrapper {
  color: var(--text-secondary);
  font-size: 1.1rem;
  transition: transform var(--transition-normal);
}
.faq-item.open .faq-icon-wrapper {
  transform: rotate(180deg);
  color: var(--accent-color);
}
.faq-answer-wrapper {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}
.faq-item.open .faq-answer-wrapper {
  grid-template-rows: 1fr;
}
.faq-answer {
  overflow: hidden;
}
.faq-answer p {
  padding: 0 2rem 1.5rem 2rem;
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- EMS TELEMETRY SIMULATOR --- */
.ems-simulator {
  background: #14161a;
  color: #a3a6b1;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  font-family: var(--font-main);
  margin-top: 3rem;
  position: relative;
  overflow: hidden;
}
.ems-sim-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding-bottom: 1.2rem;
  margin-bottom: 1.5rem;
}
.ems-sim-title {
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.ems-sim-title i {
  color: var(--brand-blue);
}
.ems-sim-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(37,211,102,0.1);
  color: #25d366;
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.ems-sim-status .status-dot {
  width: 8px;
  height: 8px;
  background: #25d366;
  border-radius: 50%;
  box-shadow: 0 0 8px #25d366;
  animation: pulse-dot 1.5s infinite;
}
@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 0.6; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.6; }
}
.ems-sim-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}
.ems-sim-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  position: relative;
}
.ems-sim-card.double-wide {
  grid-column: span 2;
}
@media (max-width: 600px) {
  .ems-sim-card.double-wide {
    grid-column: span 1;
  }
}
.ems-sim-card-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #6a6f7d;
  margin-bottom: 0.5rem;
  font-weight: 700;
}
.ems-sim-card-value {
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.2;
}
.ems-sim-card-value span.unit {
  font-size: 1rem;
  color: #6a6f7d;
  margin-left: 0.2rem;
}
.ems-sim-chart-container {
  margin-top: 1rem;
  width: 100%;
  height: 60px;
  position: relative;
}
.ems-sim-chart-svg {
  width: 100%;
  height: 100%;
  display: block;
}
.ems-sim-dial-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 0.5rem;
}
.ems-sim-dial-bar {
  width: 100%;
  height: 6px;
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}
.ems-sim-dial-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--brand-blue) 0%, #25d366 100%);
  width: 87.5%;
  transition: width 0.5s ease;
}
.ems-sim-alarms-panel {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: #25d366;
}
.ems-sim-alarms-icon {
  font-size: 2rem;
  color: #25d366;
  opacity: 0.8;
}
.ems-sim-alarms-text {
  font-size: 0.9rem;
  font-weight: 600;
}

/* Technical Scope Card Styles */
.technical-scope-card {
  background: var(--primary-color);
  color: #fff;
  padding: 3rem;
  border-radius: 12px;
  transition: background var(--transition-normal), color var(--transition-normal), border-color var(--transition-normal);
}
.technical-scope-card h2 {
  color: #fff !important;
}
.technical-scope-card p {
  color: rgba(255, 255, 255, 0.9) !important;
}

:root[data-theme="dark"] .technical-scope-card {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
:root[data-theme="dark"] .technical-scope-card h2 {
  color: var(--brand-blue) !important;
}
:root[data-theme="dark"] .technical-scope-card p {
  color: var(--text-secondary) !important;
}

/* Hakkımızda Process List Styles */
.process-list {
  display: flex;
  flex-direction: column;
  gap: 2.2rem;
}
.process-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}
.process-icon {
  width: 55px;
  height: 55px;
  background: rgba(189, 24, 35, 0.06);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent-color);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}
:root[data-theme="dark"] .process-icon {
  background: rgba(56, 189, 248, 0.08);
  color: var(--brand-blue);
}
.process-item:hover .process-icon {
  background: var(--accent-color);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--accent-glow);
}
:root[data-theme="dark"] .process-item:hover .process-icon {
  background: var(--brand-blue);
  color: #0b0f17;
  box-shadow: 0 8px 20px var(--brand-blue-glow);
}