:root {
  --bg-dark: #050811;
  --bg-card: #0d1322;
  --bg-alt: #090e1a;
  --electric-blue: #00d2ff;
  --frost-cyan: #80f3ff;
  --flame-ember: #ff4500;
  --text-bright: #f0f8ff;
  --text-dim: #8a99ad;
  --border-line: #172338;
}

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

body {
  font-family: 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-bright);
  overflow-x: hidden;
}

/* Navigation */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  background: rgba(5, 8, 17, 0.95);
  backdrop-filter: blur(12px);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-line);
}

.logo {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--electric-blue);
  z-index: 1001;
}

.logo span {
  color: var(--text-bright);
}

nav {
  display: flex;
  align-items: center;
}

nav a {
  color: var(--text-bright);
  text-decoration: none;
  margin-left: 20px;
  font-weight: 600;
  font-size: 14px;
  transition: color 0.3s;
}

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

/* Hamburger Toggle Button */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1001;
}

.menu-toggle span {
  width: 100%;
  height: 3px;
  background-color: var(--text-bright);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* Mobile Responsive Navigation Drawer */
@media (max-width: 900px) {
  .menu-toggle {
    display: flex;
  }

  nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 260px;
    height: 100vh;
    background: var(--bg-card);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 40px;
    box-shadow: -5px 0 25px rgba(0, 0, 0, 0.8);
    transition: right 0.4s ease;
    border-left: 1px solid var(--border-line);
  }

  nav.active {
    right: 0;
  }

  nav a {
    margin: 15px 0;
    font-size: 18px;
    width: 100%;
  }

  .menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
  }
}

/* Hero Section */
.hero-section {
  padding-top: 80px;
  height: 100vh;
}

.hero-slider {
  width: 100%;
  height: 100%;
}

.slide-1 {
  background: radial-gradient(circle at 80% 50%, rgba(0, 210, 255, 0.15), transparent 50%),
              radial-gradient(circle at 20% 50%, rgba(255, 69, 0, 0.1), transparent 50%),
              linear-gradient(to right, #050811 40%, rgba(5, 8, 17, 0.7));
}

.slide-2 {
  background: linear-gradient(rgba(5, 8, 17, 0.8), rgba(5, 8, 17, 0.8)), 
              url('https://images.unsplash.com/photo-1601584115197-04ecc0da31d7?q=80&w=1600') center/cover;
}

.slide-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
  padding-left: 80px;
}

.slogan-tag {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(255, 69, 0, 0.12);
  border: 1px solid var(--flame-ember);
  color: var(--flame-ember);
  font-size: 12px;
  font-weight: 700;
  border-radius: 4px;
  margin-bottom: 20px;
}

.slide-content h1 {
  font-size: 48px;
  line-height: 1.1;
  margin-bottom: 20px;
}

.slide-content p {
  color: var(--text-dim);
  font-size: 18px;
  margin-bottom: 30px;
}

/* Ice Container Graphic Component */
.ice-container-graphic {
  position: absolute;
  right: 10%;
  top: 50%;
  transform: translateY(-50%);
  width: 380px;
  height: 240px;
  z-index: 1;
}

.container-frame {
  width: 100%;
  height: 100%;
  border: 3px solid var(--electric-blue);
  border-radius: 12px;
  background: rgba(13, 19, 34, 0.8);
  box-shadow: 0 0 30px rgba(0, 210, 255, 0.3), inset 0 0 20px rgba(0, 210, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ice-core {
  width: 80%;
  height: 70%;
  background: linear-gradient(135deg, rgba(128, 243, 255, 0.3), rgba(0, 210, 255, 0.05));
  backdrop-filter: blur(8px);
  border: 1px solid var(--frost-cyan);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(128, 243, 255, 0.4);
}

.temp-badge {
  font-size: 32px;
  font-weight: 900;
  color: var(--frost-cyan);
  text-shadow: 0 0 10px rgba(128, 243, 255, 0.8);
}

.ice-core p {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--text-bright);
}

/* Client Logos Section Style */
.client-section {
  padding-top: 60px;
  padding-bottom: 60px;
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 20px;
  align-items: center;
}

.client-card {
  background: var(--bg-card);
  border: 1px solid var(--border-line);
  padding: 22px 15px;
  border-radius: 8px;
  text-align: center;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80px;
}

.client-card:hover {
  border-color: var(--electric-blue);
  box-shadow: 0 0 15px rgba(0, 210, 255, 0.2);
  transform: translateY(-3px);
}

.client-name {
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 1.5px;
  color: var(--frost-cyan);
}

.client-card img {
  max-width: 100%;
  max-height: 45px;
  object-fit: contain;
  filter: brightness(0.9) grayscale(0.2);
  transition: filter 0.3s ease;
}

.client-card:hover img {
  filter: brightness(1) grayscale(0);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 6px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-chillz {
  background: linear-gradient(135deg, var(--electric-blue), #0088ff);
  color: #000;
  box-shadow: 0 0 20px rgba(0, 210, 255, 0.4);
  border: none;
}

.btn-chillz:hover {
  box-shadow: 0 0 30px rgba(0, 210, 255, 0.8);
  transform: translateY(-2px);
}

/* Content Sections */
.section-container {
  padding: 80px 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.alt-bg {
  background-color: var(--bg-alt);
  max-width: 100%;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-header h2 {
  font-size: 36px;
}

.section-header h2 span {
  color: var(--electric-blue);
}

.section-header p {
  color: var(--text-dim);
}

/* Cards & Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.glass-card, .service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-line);
  padding: 35px;
  border-radius: 10px;
}

.glass-card h3 {
  color: var(--electric-blue);
  margin-bottom: 15px;
}

.glass-card p, .service-card p {
  color: var(--text-dim);
  line-height: 1.6;
}

.badge-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  color: var(--electric-blue);
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.frost-icon {
  font-size: 32px;
  margin-bottom: 15px;
}

.service-card h4 {
  font-size: 20px;
  margin-bottom: 10px;
}

/* Specifications */
.spec-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.spec-card {
  background: var(--bg-card);
  border: 1px solid var(--border-line);
  padding: 30px;
  text-align: center;
  border-radius: 8px;
}

.spec-number {
  display: block;
  font-size: 36px;
  font-weight: 800;
  color: var(--frost-cyan);
}

.spec-title {
  color: var(--text-dim);
  font-size: 14px;
}

/* Contact Section & Alignment */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 40px;
  align-items: start;
}

.contact-info {
  background: var(--bg-card);
  padding: 35px;
  border-radius: 10px;
  border: 1px solid var(--border-line);
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.contact-info h3 {
  color: var(--text-bright);
  font-size: 22px;
  margin-bottom: 5px;
  border-bottom: 2px solid var(--electric-blue);
  padding-bottom: 8px;
  display: inline-block;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
}

.info-icon {
  font-size: 22px;
  background: rgba(0, 210, 255, 0.1);
  padding: 10px;
  border-radius: 8px;
  border: 1px solid rgba(0, 210, 255, 0.2);
  line-height: 1;
}

.info-text h4 {
  color: var(--electric-blue);
  font-size: 16px;
  margin-bottom: 4px;
}

.info-text p {
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.5;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contact-form input, .contact-form textarea {
  width: 100%;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-line);
  color: var(--text-bright);
  border-radius: 6px;
  outline: none;
}

.contact-form input:focus, .contact-form textarea:focus {
  border-color: var(--electric-blue);
}

footer {
  text-align: center;
  padding: 30px;
  border-top: 1px solid var(--border-line);
  color: var(--text-dim);
  font-size: 14px;
}

.swiper-button-next, .swiper-button-prev {
  color: var(--electric-blue) !important;
}

.swiper-pagination-bullet-active {
  background: var(--electric-blue) !important;
}

/* General Mobile Adjustments */
@media (max-width: 900px) {
  .grid-2, .contact-grid, .form-row {
    grid-template-columns: 1fr;
  }
  
  .slide-content {
    padding-left: 30px;
    padding-right: 30px;
  }

  .slide-content h1 {
    font-size: 32px;
  }

  .ice-container-graphic {
    display: none;
  }

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