/* ============================================
   CAMTECH Website - Modern Industrial Theme
   Domain: marketprice.vn
   Company: CÔNG TY TNHH CAMTECH
   ============================================ */

/* CSS Variables */
:root {
  --primary: #0c4a6e;
  --primary-dark: #083344;
  --primary-light: #0ea5e9;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --text: #1e293b;
  --text-light: #64748b;
  --text-lighter: #94a3b8;
  --bg: #ffffff;
  --bg-light: #f8fafc;
  --bg-dark: #0f172a;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --shadow:
    0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg:
    0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family:
    "Be Vietnam Pro",
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   TOP BAR
   ============================================ */
.top-bar {
  background: var(--primary-dark);
  color: #fff;
  padding: 8px 0;
  font-size: 0.85rem;
}

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

.top-bar-left {
  display: flex;
  gap: 12px;
}

.top-bar-left span {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #cbd5e1;
}

.top-bar-left a {
  color: #fff;
  font-weight: 500;
}

.top-bar-left a:hover {
  color: var(--accent);
}

.top-bar-left i {
  color: var(--accent);
  font-size: 0.8rem;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.top-bar-right span {
  color: #94a3b8;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-links a {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.8rem;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--accent);
  transform: translateY(-2px);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  height: 40px;
  width: auto;
  display: block;
}

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

.logo-main {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  letter-spacing: -0.5px;
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--text-light);
  font-weight: 500;
  letter-spacing: 1px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 10px 18px;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text);
  position: relative;
  transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: rgba(12, 74, 110, 0.06);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}

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

.dropdown > .nav-link i {
  font-size: 0.7rem;
  margin-left: 4px;
  transition: var(--transition);
}

.dropdown:hover > .nav-link i {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 8px 0;
  min-width: 260px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  border: 1px solid var(--border-light);
}

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

.dropdown-menu a {
  display: block;
  padding: 10px 20px;
  font-size: 0.9rem;
  color: var(--text);
  transition: var(--transition);
}

.dropdown-menu a:hover {
  background: var(--bg-light);
  color: var(--primary);
  padding-left: 28px;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

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

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: auto;
  display: flex;
  align-items: center;
  position: relative;
  background: var(--bg-dark);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse at 20% 50%,
      rgba(12, 74, 110, 0.4) 0%,
      transparent 50%
    ),
    radial-gradient(
      ellipse at 80% 20%,
      rgba(14, 165, 233, 0.15) 0%,
      transparent 50%
    ),
    radial-gradient(
      ellipse at 40% 80%,
      rgba(245, 158, 11, 0.1) 0%,
      transparent 50%
    );
}

.hero-particles {
  position: absolute;
  inset: 0;
  opacity: 0.3;
}

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

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 80px 0 50px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--accent);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  color: #fff;
  margin-bottom: 24px;
}

.hero-title .highlight {
  display: block;
  color: var(--accent);
  font-size: 1.2em;
  margin-bottom: 8px;
}

.hero-title .typewriter {
  color: var(--primary-light);
  border-right: 3px solid var(--primary-light);
  padding-right: 8px;
  animation: blink 1s infinite;
}

@keyframes blink {
  0%,
  100% {
    border-color: transparent;
  }
  50% {
    border-color: var(--primary-light);
  }
}

.hero-desc {
  font-size: 1.15rem;
  color: #94a3b8;
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 60px;
  flex-wrap: wrap;
  justify-content: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(245, 158, 11, 0.5);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  gap: 40px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  justify-content: center;
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.stat-label {
  font-size: 0.9rem;
  color: #64748b;
  margin-top: 8px;
  display: block;
}

/* Hero Scroll */
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
}

.hero-scroll a {
  color: #64748b;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  animation: bounce 2s infinite;
}

.hero-scroll i {
  font-size: 1.2rem;
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

/* ============================================
   SECTIONS COMMON
   ============================================ */
section {
  padding: 60px 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-header.light .section-tag,
.section-header.light .section-title,
.section-header.light .section-desc {
  color: #fff;
}

.section-tag {
  display: inline-block;
  padding: 6px 20px;
  background: rgba(12, 74, 110, 0.08);
  color: var(--primary);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
  line-height: 1.3;
}

.section-desc {
  color: var(--text-light);
  font-size: 1.05rem;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  background: var(--bg-light);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.about-content {
  display: grid;
  gap: 24px;
}

.about-card {
  background: #fff;
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border-light);
}

.about-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.about-icon {
  width: 56px;
  height: 56px;
  background: var(--primary);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.3rem;
  margin-bottom: 20px;
}

.about-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--text);
}

.about-card p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Info Card */
.about-info {
  position: sticky;
  top: 100px;
}

.info-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
}

.info-header {
  background: var(--primary);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
}

.info-header i {
  font-size: 1.5rem;
}

.info-header h4 {
  font-size: 1.1rem;
}

.info-body {
  padding: 24px 32px;
}

.info-row {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-light);
  gap: 16px;
}

.info-row:last-child {
  border-bottom: none;
}

.info-label {
  color: var(--text-light);
  font-size: 0.9rem;
  font-weight: 500;
  flex-shrink: 0;
  min-width: 120px;
}

.info-value {
  color: var(--text);
  font-weight: 600;
  text-align: right;
  font-size: 0.95rem;
}

.cert-badges {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 24px;
}

.cert-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border-light);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.cert-badge i {
  color: #10b981;
  font-size: 1.1rem;
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products-filter {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text-light);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
  font-size: 0.95rem;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(12, 74, 110, 0.3);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 28px;
}

.product-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.product-image {
  height: 200px;
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-icon {
  width: 80px;
  height: 80px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 2rem;
  transition: var(--transition);
}

.product-card:hover .product-icon {
  transform: scale(1.1);
  background: var(--accent);
}

.product-overlay {
  position: absolute;
  top: 16px;
  right: 16px;
}

.product-tag {
  display: inline-block;
  padding: 6px 14px;
  background: var(--accent);
  color: #fff;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
}

.product-content {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-content h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--text);
}

.product-content > p {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
}

.product-brands {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.brand-tag {
  padding: 4px 12px;
  background: rgba(12, 74, 110, 0.06);
  color: var(--primary);
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
}

.product-series {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-light);
}

.series-item {
  padding: 4px 10px;
  background: var(--bg-light);
  color: var(--text-light);
  border-radius: 4px;
  font-size: 0.8rem;
}

.product-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
}

.cert-text {
  font-size: 0.85rem;
  color: var(--text-lighter);
  display: flex;
  align-items: center;
  gap: 6px;
}

.cert-text i {
  color: #10b981;
}

.product-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.product-link:hover {
  color: var(--accent);
  gap: 10px;
}

/* ============================================
   BRANDS SECTION
   ============================================ */
.brands {
  background: var(--bg-light);
}

.brands-category {
  margin-bottom: 48px;
}

.brands-category:last-child {
  margin-bottom: 0;
}

.brands-category-title {
  font-size: 1.3rem;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
}

.flag {
  font-size: 1.5rem;
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.brand-item {
  background: #fff;
  padding: 28px;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.brand-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.brand-logo {
  width: 64px;
  height: 64px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
}

.brand-name {
  display: block;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
  font-size: 0.95rem;
}

.brand-desc {
  font-size: 0.85rem;
  color: var(--text-light);
}

/* ============================================
   WHY US SECTION
   ============================================ */
.why-us {
  background: var(--primary);
  position: relative;
  overflow: hidden;
}

.why-us::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
  position: relative;
  z-index: 1;
}

.feature-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.feature-card:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-4px);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: var(--accent);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.feature-card h3 {
  color: #fff;
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.feature-card p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-card {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.contact-card:hover {
  box-shadow: var(--shadow);
  transform: translateX(4px);
}

.contact-icon {
  width: 56px;
  height: 56px;
  background: var(--primary);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.3rem;
  flex-shrink: 0;
}

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

.contact-details p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.6;
}

.contact-details a {
  color: var(--primary);
  font-weight: 600;
}

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

.contact-note {
  font-size: 0.85rem;
  color: var(--text-lighter);
  margin-top: 4px;
}

.contact-social {
  padding: 28px;
  background: var(--primary);
  border-radius: var(--radius-lg);
  color: #fff;
}

.contact-social h3 {
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.social-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.social-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  transition: var(--transition);
}

.social-item:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateX(4px);
}

.social-item i {
  font-size: 1.2rem;
}

/* Contact Form */
.contact-form-wrapper {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  overflow: hidden;
}

.contact-form {
  padding: 40px;
}

.contact-form h3 {
  font-size: 1.4rem;
  margin-bottom: 28px;
  color: var(--text);
}

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

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
  background: var(--bg-light);
}

.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(12, 74, 110, 0.1);
}

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

/* ============================================
   MAP SECTION
   ============================================ */
.map-section {
  padding: 0;
  line-height: 0;
}

.map-container iframe {
  width: 100%;
  height: 400px;
  filter: grayscale(0.3);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-dark);
  color: #fff;
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-brand .logo {
  margin-bottom: 20px;
}

.footer-brand .logo-icon {
  filter: brightness(1.2);
}

.footer-brand .logo-main {
  color: #fff;
}

.footer-brand .logo-sub {
  color: #94a3b8;
}

.footer-brand p {
  color: #94a3b8;
  line-height: 1.7;
  margin-bottom: 24px;
  font-size: 0.95rem;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--accent);
  transform: translateY(-3px);
}

.footer-links h4 {
  font-size: 1.1rem;
  margin-bottom: 24px;
  color: #fff;
}

.footer-links ul li {
  margin-bottom: 12px;
}

.footer-links ul li a {
  color: #94a3b8;
  font-size: 0.95rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links ul li a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-links ul li i {
  color: var(--accent);
  font-size: 0.9rem;
  width: 20px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  color: #64748b;
  font-size: 0.9rem;
}

.footer-bottom a {
  color: var(--accent);
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--accent);
  transform: translateY(-4px);
}

/* ============================================
   TOAST NOTIFICATION
   ============================================ */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 20px 28px;
  display: flex;
  align-items: center;
  gap: 16px;
  z-index: 10000;
  opacity: 0;
  transition: var(--transition-slow);
  border-left: 4px solid #10b981;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast-icon {
  width: 44px;
  height: 44px;
  background: rgba(16, 185, 129, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #10b981;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.toast-content h4 {
  font-size: 1rem;
  margin-bottom: 4px;
  color: var(--text);
}

.toast-content p {
  font-size: 0.9rem;
  color: var(--text-light);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Scroll Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .about-info {
    position: static;
  }

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

@media (max-width: 768px) {
  .top-bar {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 20px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    gap: 0;
  }

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

  .nav-link {
    display: block;
    width: 100%;
    padding: 14px 20px;
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding-left: 20px;
    display: none;
  }

  .dropdown.active .dropdown-menu {
    display: block;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

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

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

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

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  section {
    padding: 60px 0;
  }

  .contact-form {
    padding: 24px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .products-filter {
    flex-direction: column;
    align-items: center;
  }

  .filter-btn {
    width: 100%;
    max-width: 280px;
  }

  .brands-grid {
    grid-template-columns: 1fr;
  }

  .cert-badges {
    grid-template-columns: 1fr;
  }

  .social-grid {
    grid-template-columns: 1fr;
  }
}

/* Print Styles */
@media print {
  .navbar,
  .top-bar,
  .hero-scroll,
  .back-to-top,
  .map-section,
  .footer-social {
    display: none !important;
  }

  .hero {
    min-height: auto;
    padding: 40px 0;
  }

  section {
    padding: 40px 0;
    page-break-inside: avoid;
  }
}