/* ============================================
   Parth Cooling System — Clean Light Theme
   ============================================ */

:root {
  --primary: #0284C7;
  --primary-dark: #0369A1;
  --primary-light: #38BDF8;
  --accent-bg: #F0F9FF;
  --accent-soft: #E0F2FE;
  --white: #FFFFFF;
  --bg: #F8FAFC;
  --bg-alt: #F1F5F9;
  --text: #1E293B;
  --text-muted: #64748B;
  --border: #E2E8F0;
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
  --shadow-hover: 0 12px 40px rgba(2, 132, 199, 0.12);
  --radius: 14px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Poppins', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Snowflakes ---- */
#snowflakes {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  overflow: hidden;
}

.snowflake {
  position: absolute;
  top: -30px;
  color: rgba(2, 132, 199, 0.25);
  user-select: none;
  animation: fall linear infinite;
}

@keyframes fall {
  0% {
    transform: translateY(-10vh) rotate(0deg);
    opacity: 0;
  }

  10% {
    opacity: 1;
  }

  90% {
    opacity: 0.5;
  }

  100% {
    transform: translateY(110vh) rotate(360deg);
    opacity: 0;
  }
}

/* ---- Cards ---- */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-hover);
}

/* ---- Header ---- */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}

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

.header-inner.container {
  max-width: 100%;
  padding: 0 40px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 15px;
  text-decoration: none;
}

.logo-img {
  width: 80px;
  height: auto;
}

.logo-text {
  font-size: 26px;
  color: #0F3D73;
  font-weight: 600;

}

.nav-list {
  display: flex;
  list-style: none;
  gap: 6px;
}

.nav-link {
  display: block;
  padding: 10px 18px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

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

/* ---- Dropdown Menu ---- */
.dropdown {
  position: relative;
}

.dropdown-trigger {
  display: inline-flex;
  align-items: center;
}

.dropdown-title {
  padding-right: 4px;
}

.dropdown-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px 10px 10px 0;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.dropdown:hover .dropdown-btn,
.dropdown:hover .dropdown-title {
  color: var(--primary);
}

.dropdown-arrow {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dropdown:hover .dropdown-arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  min-width: 200px;
  box-shadow: var(--shadow-hover);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  list-style: none;
  z-index: 100;
  padding: 8px 0;
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  margin: 0;
}

.dropdown-menu a {
  display: block;
  padding: 10px 20px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}

.dropdown-menu a:hover {
  background: var(--accent-bg);
  color: var(--primary);
  padding-left: 25px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  position: relative;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 28px;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.25);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(2, 132, 199, 0.35);
}

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

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

.btn-full {
  width: 100%;
}

/* ---- Page Banner (inner pages) ---- */
.page-banner {
  position: relative;
  background: 
    radial-gradient(circle at 10% 10%, rgba(2, 132, 199, 0.12) 1.5px, transparent 1.5px),
    radial-gradient(circle at 40% 30%, rgba(2, 132, 199, 0.10) 2px, transparent 2px),
    radial-gradient(circle at 70% 60%, rgba(2, 132, 199, 0.12) 1.2px, transparent 1.2px),
    radial-gradient(circle at 90% 20%, rgba(2, 132, 199, 0.08) 2.5px, transparent 2.5px),
    linear-gradient(135deg, var(--accent-bg) 0%, var(--accent-soft) 100%);
  background-size: 150px 150px, 200px 200px, 120px 120px, 180px 180px, 100% 100%;
  animation: snowFallPattern 20s linear infinite;
  padding: 100px 0 60px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

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

/* Floating left snowflake */
.page-banner::before {
  content: '❄';
  position: absolute;
  top: 20%;
  left: 8%;
  font-size: 2.2rem;
  color: rgba(2, 132, 199, 0.15);
  animation: floatSnowflakeLeft 10s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 1;
}

/* Floating right snowflake */
.page-banner::after {
  content: '❅';
  position: absolute;
  bottom: 20%;
  right: 10%;
  font-size: 2.8rem;
  color: rgba(2, 132, 199, 0.12);
  animation: floatSnowflakeRight 12s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 1;
}

@keyframes snowFallPattern {
  0% {
    background-position: 0 0, 0 0, 0 0, 0 0, 0 0;
  }
  100% {
    background-position: 150px 150px, 200px 400px, 120px 240px, -180px 360px, 0 0;
  }
}

@keyframes floatSnowflakeLeft {
  0% {
    transform: translateY(0) rotate(0deg);
  }
  100% {
    transform: translateY(-15px) rotate(45deg);
  }
}

@keyframes floatSnowflakeRight {
  0% {
    transform: translateY(0) rotate(0deg);
  }
  100% {
    transform: translateY(15px) rotate(-60deg);
  }
}


.page-banner h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.page-banner p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--primary);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

/* ---- Hero (Home) ---- */
.hero {
  position: relative;
  min-height: calc(100vh - 70px);
  display: flex;
  align-items: center;
  background: linear-gradient(160deg, var(--white) 0%, var(--accent-bg) 50%, var(--accent-soft) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  position: relative;
  padding: 80px 24px;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--primary);
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--primary-light);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.6;
    transform: scale(1.2);
  }
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text);
}

.gradient-text {
  color: var(--primary);
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.12rem);
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto 32px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.hero-stats {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.stat {
  padding: 20px 28px;
  text-align: center;
  min-width: 130px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.stat:hover {
  transform: translateY(-4px);
  border-color: var(--primary-light);
}

.stat-number {
  display: block;
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--primary);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---- Sections ---- */
.section {
  padding: 80px 0;
}

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

.section-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 50px;
}

.section-tag {
  display: inline-block;
  padding: 5px 14px;
  background: var(--accent-bg);
  color: var(--primary);
  font-size: 1.5rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 20px;
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text);
}

.section-desc {
  color: var(--text-muted);
  font-size: 1rem;
}

.section-cta {
  text-align: center;
  margin-top: 40px;
}

/* ---- Features (Home preview) ---- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.feature-card {
  padding: 32px 24px;
  text-align: center;
}

.feature-icon-wrap {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: var(--accent-bg);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--text);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ---- About ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: start;
}

.about-content {
  padding: 36px;
}

.about-content h3 {
  font-size: 1.4rem;
  margin-bottom: 16px;
  color: var(--primary);
}

.about-content p {
  color: var(--text-muted);
  margin-bottom: 14px;
}

.about-features {
  list-style: none;
  margin-top: 20px;
}

.about-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}

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

.feature-check {
  color: var(--primary);
  font-weight: 700;
}

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

.about-image {
  padding: 36px;
  text-align: center;
}

.chiller-graphic {
  position: relative;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chiller-body {
  width: 170px;
  height: 110px;
  background: linear-gradient(145deg, var(--accent-soft), var(--accent-bg));
  border-radius: 12px;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 16px;
}

.chiller-fan {
  width: 36px;
  height: 36px;
  border: 2px solid var(--primary);
  border-radius: 50%;
  animation: spin 3s linear infinite;
}

.chiller-fan:nth-child(2) {
  animation-duration: 2.5s;
  animation-direction: reverse;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.chiller-pipes {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 24px;
}

.pipe {
  width: 7px;
  height: 36px;
  background: linear-gradient(180deg, var(--primary-light), var(--primary));
  border-radius: 4px;
}

.temp-display {
  position: absolute;
  top: 16px;
  right: 24px;
  background: var(--accent-bg);
  padding: 5px 12px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--primary);
  border: 1px solid var(--border);
}

.chiller-caption {
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.mini-card {
  padding: 18px;
  text-align: center;
}

.mini-icon {
  font-size: 1.4rem;
  display: block;
  margin-bottom: 6px;
}

.mini-card strong {
  display: block;
  font-size: 0.88rem;
  margin-bottom: 2px;
}

.mini-card span:last-child {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 50px;
}

.value-card {
  padding: 28px;
  text-align: center;
}

.value-card h4 {
  color: var(--primary);
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.value-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ---- Products ---- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 24px;
}

.product-card {
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary-light);
}

.product-icon {
  width: 52px;
  height: 52px;
  color: var(--primary);
  margin-bottom: 18px;
  padding: 10px;
  background: var(--accent-bg);
  border-radius: 10px;
}

.product-icon svg {
  width: 100%;
  height: 100%;
}

.product-card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
  color: var(--text);
}

.product-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 18px;
  flex-grow: 1;
}

.product-specs {
  list-style: none;
  margin-bottom: 18px;
}

.product-specs li {
  padding: 6px 0;
  font-size: 0.85rem;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}

.product-specs li::before {
  content: '✓ ';
  color: var(--primary);
  font-weight: 600;
}

.product-link {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}

.product-link:hover {
  color: var(--primary-dark);
}

/* ---- Large Product Cards (Products Page) ---- */
.products-list {
  display: flex;
  flex-direction: column;
  gap: 60px;
}

.product-large-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  align-items: stretch;
  scroll-margin-top: 100px;
}

.product-large-image {
  position: relative;
  min-height: 350px;
}

.product-large-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
}

.product-large-content {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.product-large-content h3 {
  font-size: 2rem;
  color: var(--text);
  margin-bottom: 16px;
}

.product-large-content p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 24px;
  line-height: 1.7;
}

.product-large-specs {
  background: var(--bg-alt);
  padding: 24px;
  border-radius: var(--radius-sm);
  margin-bottom: 30px;
}

.product-large-specs h4 {
  margin-bottom: 12px;
  color: var(--primary);
  font-size: 1.1rem;
}

.product-large-specs ul {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.product-large-specs li {
  font-size: 0.9rem;
  color: var(--text);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.product-large-specs li::before {
  content: '✓';
  color: var(--primary);
  font-weight: bold;
}

/* ---- Single Product Detail Page ---- */
.single-product-header {
  margin-bottom: 40px;
}

.single-product-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--text);
  text-transform: uppercase;
}

.single-product-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
}

.single-product-image {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px;
  box-shadow: var(--shadow);
}

.single-product-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  display: block;
}

.single-product-details h3 {
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 16px;
  border-bottom: 2px solid var(--primary-light);
  display: inline-block;
  padding-bottom: 4px;
}

.single-product-details p {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 20px;
}

.single-product-details strong {
  color: var(--text);
  font-weight: 600;
}

@media (max-width: 992px) {
  .single-product-body {
    grid-template-columns: 1fr;
  }
}

/* ---- Contact ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 36px;
  align-items: start;
}

.contact-form {
  padding: 36px;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #94A3B8;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.12);
  background: var(--white);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%230284C7' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.info-card {
  padding: 22px;
}

.info-card:hover {
  border-color: var(--primary-light);
}

.info-icon {
  width: 38px;
  height: 38px;
  color: var(--primary);
  margin-bottom: 10px;
  padding: 8px;
  background: var(--accent-bg);
  border-radius: 8px;
}

.info-icon svg {
  width: 100%;
  height: 100%;
}

.info-card h4 {
  font-size: 0.95rem;
  margin-bottom: 6px;
  color: var(--text);
}

.info-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---- Highlight Section ---- */
.highlight-section {
  background: linear-gradient(135deg, var(--accent-bg) 0%, var(--accent-soft) 100%);
  border: 1px solid var(--primary-light);
  box-shadow: var(--shadow);
  position: relative;
  border-radius: var(--radius);
  margin: 40px 24px;
}

.highlight-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: var(--primary);
  border-top-left-radius: var(--radius);
  border-bottom-left-radius: var(--radius);
}

/* ---- Trusted By Marquee ---- */
.trusted-by-section {
  background: var(--white);
  padding: 60px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.marquee-wrapper {
  position: relative;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  white-space: nowrap;
  display: flex;
  align-items: center;
}

.marquee-wrapper::before,
.marquee-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  width: 150px;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.marquee-wrapper::before {
  left: 0;
  background: linear-gradient(to right, var(--white) 0%, transparent 100%);
}

.marquee-wrapper::after {
  right: 0;
  background: linear-gradient(to left, var(--white) 0%, transparent 100%);
}

.marquee-content {
  display: flex;
  animation: scroll-marquee 12s linear infinite;
  gap: 60px;
  align-items: center;
  padding-left: 60px;
  width: max-content;
}

.marquee-item {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.marquee-item img {
  height: 45px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.6;
  transition: filter 0.3s ease, opacity 0.3s ease;
}

.marquee-item:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

.marquee-item svg {
  width: 20px;
  height: 0px;
}

@keyframes scroll-marquee {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

/* ---- CTA Banner ---- */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 60px 0;
  text-align: center;
  color: var(--white);
}

.cta-banner h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 12px;
}

.cta-banner p {
  opacity: 0.9;
  margin-bottom: 24px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner .btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.cta-banner .btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
}

.cta-banner .btn-group {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---- Footer ---- */
.footer {
  background: var(--text);
  color: rgba(255, 255, 255, 0.8);
  padding-top: 50px;
}

.footer .logo {
  color: var(--white);
}

.footer .logo-text strong {
  color: var(--primary-light);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
  align-items: center;
}

.footer-social h4,
.footer-subscribe h4,
.footer-contact h4 {
  font-size: 0.95rem;
  margin-bottom: 18px;
  color: var(--white);
  font-weight: 500;
}

/* Subscribe Form */
.subscribe-form {
  display: flex;
  background: var(--white);
  border-radius: 30px;
  padding: 4px;
  max-width: 400px;
}

.subscribe-form input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 8px 18px;
  font-size: 0.9rem;
  color: var(--text);
  outline: none;
}

.subscribe-form button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #1B3B5A;
  color: white;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.subscribe-form button:hover {
  background: var(--primary);
}

.footer-contact p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.88rem;
  margin-bottom: 5px;
}

.social-icons {
  display: flex;
  gap: 10px;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}

.social-link svg {
  width: 17px;
  height: 17px;
}

.social-link:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 18px 0;
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.82rem;
}

/* ---- Toast ---- */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  padding: 14px 24px;
  background: var(--primary);
  color: var(--white);
  font-weight: 600;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-hover);
  z-index: 10000;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ---- Scroll Reveal ---- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Responsive ---- */
@media (max-width: 992px) {

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }

  .header-inner.container {
    padding: 0 24px;
  }
}

/* ---- Navigation Overlay ---- */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.nav-overlay.open {
  opacity: 1;
  visibility: visible;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    max-width: 85vw;
    height: 100vh;
    height: 100dvh;
    background: var(--white);
    border-left: 1px solid var(--border);
    padding: 80px 24px 30px;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
    box-shadow: -8px 0 30px rgba(0, 0, 0, 0.12);
    transform: translateX(100%);
    visibility: hidden;
    opacity: 0;
    z-index: 1000;
    overflow-y: auto;
  }

  .nav.open {
    transform: translateX(0);
    visibility: visible;
    opacity: 1;
  }

  .dropdown-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    border-radius: var(--radius-sm);
    transition: var(--transition);
  }

  .dropdown.active .dropdown-trigger,
  .dropdown-trigger:hover {
    background: var(--accent-bg);
  }

  .dropdown-title {
    flex: 1;
    padding: 14px 16px;
  }

  .dropdown-btn {
    padding: 14px 16px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .dropdown.active .dropdown-btn,
  .dropdown.active .dropdown-title {
    color: var(--primary);
  }

  .dropdown-arrow {
    transform: rotate(0deg);
  }

  .dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
  }

  .dropdown-menu {
    position: static;
    box-shadow: none;
    border: 1px solid transparent;
    max-height: 0;
    opacity: 0;
    visibility: hidden;
    overflow: hidden;
    transform: none;
    display: block;
    background: var(--accent-bg);
    margin-top: 0;
    margin-bottom: 0;
    border-radius: var(--radius-sm);
    padding: 0;
    min-width: 100%;
    transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease, padding 0.3s ease, margin 0.3s ease, border-color 0.3s ease;
  }

  .dropdown.active .dropdown-menu {
    max-height: 350px;
    opacity: 1;
    visibility: visible;
    margin-top: 6px;
    margin-bottom: 6px;
    padding: 6px 0;
    border-color: var(--accent-soft);
  }

  .dropdown-menu a {
    padding: 10px 18px 10px 24px;
    font-size: 0.92rem;
    color: var(--text);
    font-weight: 500;
    display: block;
  }

  .dropdown-menu a.dropdown-item-all {
    font-weight: 600;
    color: var(--primary);
    border-bottom: 1px dashed var(--border);
    margin-bottom: 4px;
    padding-bottom: 10px;
  }

  .nav-list {
    flex-direction: column;
    gap: 4px;
  }

  .nav-link {
    padding: 14px 16px;
    font-size: 1rem;
  }

  .hero-stats {
    flex-direction: column;
    align-items: center;
  }

  .stat {
    width: 100%;
    max-width: 260px;
  }

  .about-cards {
    grid-template-columns: 1fr;
  }

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

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .subscribe-form {
    margin: 0 auto;
  }

  .social-icons {
    justify-content: center;
  }

  .section {
    padding: 60px 0;
  }

  .page-banner {
    padding: 80px 0 50px;
  }

  .product-large-card {
    grid-template-columns: 1fr;
  }

  .product-large-image {
    min-height: 250px;
  }

  .product-large-specs ul {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 260px;
  }

  .about-content,
  .contact-form {
    padding: 24px;
  }

  .product-card {
    padding: 26px 20px;
  }

  .product-large-content {
    padding: 24px;
  }
}