/* ==========================================================================
   BatteryWorld — Global Styles
   Dark Forest Green (#0D2818) + Vibrant Light Green (#70D426) Palette (Vivitron)
   ========================================================================== */

:root {
  /* Primary Brand Colors (Dark Green & Light Green from Vivitron Battery) */
  --primary-dark: #0D2818;
  --primary-dark-rgb: 13, 40, 24;
  --accent-green: #70D426;
  --accent-green-rgb: 112, 212, 38;
  --accent-green-hover: #52AA17;
  --accent-green-light: #82E033;

  /* Aliases for backwards compatibility and component styling */
  --accent-amber: #70D426;
  --accent-amber-rgb: 112, 212, 38;
  --accent-amber-hover: #52AA17;
  --accent-orange: #52AA17;
  --accent-orange-rgb: 82, 170, 23;
  --accent-blue: #70D426;
  --accent-blue-rgb: 112, 212, 38;

  /* WhatsApp */
  --whatsapp-green: #25D366;
  --whatsapp-dark: #128C7E;

  /* Neutral Palette with refined organic green undertones */
  --white: #FFFFFF;
  --light-bg: #F5F9F6;
  --card-bg: #FFFFFF;
  --surface-dark: #11331F;
  --border: #DEE8E0;
  --border-dark: #1F4D2E;
  --text-main: #0B2214;
  --text-muted: #4B6855;
  --text-light: #88A692;
  --text-on-dark: #F0F7F2;

  --font-heading: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;

  --radius-card: 16px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow-card: 0 4px 16px rgba(13, 40, 24, 0.08);
  --shadow-card-hover: 0 16px 40px rgba(112, 212, 38, 0.25);
  --container-width: 1200px;
}

/* ============ Reset ============ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-main);
  background: var(--light-bg);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  margin: 0 0 0.5em;
  line-height: 1.2;
  color: var(--text-main);
}
p { margin: 0 0 1em; line-height: 1.7; color: var(--text-muted); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.text-amber { color: var(--accent-green); }

.gradient-text {
  background: linear-gradient(135deg, var(--accent-green), var(--accent-green-hover));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ============ Badge / Pill ============ */
.badge-pill {
  display: inline-block;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, rgba(112, 212, 38, 0.15), rgba(82, 170, 23, 0.15));
  color: var(--accent-green-hover);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
  border: 1px solid rgba(112, 212, 38, 0.35);
}
.badge-pill-hero {
  background: rgba(112, 212, 38, 0.16);
  color: var(--accent-green);
  border-color: rgba(112, 212, 38, 0.45);
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-family: var(--font-heading);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  white-space: nowrap;
  min-height: 44px;
}
.btn:hover { transform: scale(1.02); }
.btn-sm { padding: 8px 16px; font-size: 0.85rem; }
.btn-md { padding: 12px 24px; font-size: 0.95rem; }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent-green), var(--accent-green-hover));
  color: var(--primary-dark);
  box-shadow: 0 8px 24px rgba(112, 212, 38, 0.35);
}
.btn-primary:hover { box-shadow: 0 12px 32px rgba(112, 212, 38, 0.48); }

.btn-outline {
  background: transparent;
  color: var(--accent-green-hover);
  border: 2px solid var(--accent-green);
}
.btn-outline:hover { background: rgba(112, 212, 38, 0.1); }

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.5);
}
.btn-outline-light:hover { background: rgba(255, 255, 255, 0.1); border-color: var(--white); }

.btn-whatsapp {
  background: var(--whatsapp-green);
  color: var(--white);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
}
.btn-whatsapp:hover { background: var(--whatsapp-dark); }

.btn-ghost {
  background: transparent;
  color: var(--text-main);
}

.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ============ Layout / Sections ============ */
.site-shell { display: flex; flex-direction: column; min-height: 100vh; }
.site-main { flex: 1; }

.section { padding: 88px 0; }
.section-light { background: var(--light-bg); }
.section-brands {
  background: #EEF5F0;
  border-top: 1px solid #DDE8DF;
  border-bottom: 1px solid #DDE8DF;
}
.section-dark { background: var(--primary-dark); color: var(--text-on-dark); }
.section-dark p { color: var(--text-light); }
.section-dark h2, .section-dark h3 { color: var(--text-on-dark); }

.section-heading { margin-bottom: 48px; }
.align-center { text-align: center; }
.align-left { text-align: left; }
.section-title { font-size: 2.2rem; font-weight: 800; }
.section-title-light { color: var(--text-on-dark); }
.section-subtitle { max-width: 620px; margin: 0 auto; font-size: 1.05rem; }
.align-left .section-subtitle { margin: 0; }
.section-heading-light .section-subtitle { color: var(--text-light); }

.section-footer-cta { display: flex; justify-content: center; margin-top: 40px; }

/* ============ Top Bar + Navbar (Light Mode) ============ */
.topbar {
  background: var(--light-bg);
  color: var(--text-main);
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}
.topbar-inner {
  display: flex;
  justify-content: flex-end;
  gap: 24px;
  padding: 8px 24px;
}
.topbar-link { display: inline-flex; align-items: center; gap: 6px; color: var(--text-muted); font-weight: 500; }
.topbar-link:hover { color: var(--accent-green-hover); }

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.navbar-scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 4px 20px rgba(13, 40, 24, 0.08);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
}
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.navbar-logo img { height: 44px; max-height: 52px; width: auto; object-fit: contain; }
.navbar-brand-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text-main);
  letter-spacing: -0.02em;
}
.navbar-links { display: flex; gap: 32px; }
.navbar-link {
  position: relative;
  color: var(--text-main);
  font-weight: 600;
  font-size: 0.95rem;
  padding-bottom: 4px;
}
.navbar-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-green-hover));
  transition: width 0.25s ease;
}
.navbar-link:hover::after, .navbar-link.active::after { width: 100%; }
.navbar-link.active { color: var(--accent-green-hover); }
.navbar-mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  min-width: 44px;
  min-height: 44px;
}

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: var(--white);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
}
.mobile-menu-overlay.open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-menu-links { display: flex; flex-direction: column; align-items: center; gap: 28px; }
.mobile-menu-link { font-family: var(--font-heading); font-size: 1.6rem; font-weight: 700; color: var(--text-main); }
.mobile-menu-link.active, .mobile-menu-link:hover { color: var(--accent-green-hover); }
.mobile-menu-contact { display: flex; gap: 16px; }

/* ============ Hero ============ */
.hero-section {
  position: relative;
  padding: 140px 0 110px;
  overflow: hidden;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.hero-bg-parallax {
  position: absolute;
  inset: -10%;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  z-index: 0;
}
.hero-acrylic-overlay {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(180deg, rgba(13, 40, 24, 0.65) 0%, rgba(13, 40, 24, 0.88) 100%);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
.hero-dot-pattern {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: radial-gradient(rgba(112, 212, 38, 0.25) 1.5px, transparent 1.5px);
  background-size: 28px 28px;
  opacity: 0.5;
  animation: driftDots 40s linear infinite;
}
@keyframes driftDots {
  0% { background-position: 0 0; }
  100% { background-position: 200px 200px; }
}
.hero-content { position: relative; z-index: 1; max-width: 780px; margin: 0 auto; }
.hero-title { font-size: 3.4rem; font-weight: 800; color: #FFFFFF; margin-bottom: 20px; letter-spacing: -0.02em; }
.hero-brand-text { color: var(--accent-green); font-weight: 800; text-shadow: 0 0 25px rgba(112, 212, 38, 0.45); }
.hero-subtitle { font-size: 1.15rem; color: #DDE8E0; font-weight: 500; max-width: 640px; margin: 0 auto 36px; line-height: 1.6; }
.hero-actions { display: flex; justify-content: center; gap: 18px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-actions .btn-outline {
  border-color: rgba(255, 255, 255, 0.65);
  color: #FFFFFF;
}
.hero-actions .btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #FFFFFF;
}
.hero-trust-bar {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.95rem;
}
.hero-trust-bar li { display: flex; align-items: center; gap: 8px; color: #FFFFFF; }
.hero-trust-bar svg { color: var(--accent-green); flex-shrink: 0; }

/* ============ Category Cards ============ */
.category-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.category-card {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  aspect-ratio: 3 / 2;
  box-shadow: var(--shadow-card);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.category-card img { width: 100%; height: 100%; object-fit: cover; }
.category-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-card-hover); }
.category-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13, 40, 24, 0.95), rgba(13, 40, 24, 0.18));
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  color: var(--white);
}
.category-card-overlay h3 { color: var(--white); font-size: 1.5rem; margin-bottom: 12px; }
.category-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-green);
  font-weight: 700;
  width: fit-content;
}

/* ============ Brand Carousel ============ */
.brand-carousel { overflow: hidden; position: relative; }
.brand-carousel-track {
  display: flex;
  gap: 48px;
  width: max-content;
  animation: marquee 28s linear infinite;
}
.brand-carousel:hover .brand-carousel-track { animation-play-state: paused; }
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.brand-carousel-item {
  filter: opacity(0.9);
  transition: filter 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}
.brand-carousel-item:hover { filter: opacity(1); transform: translateY(-2px) scale(1.03); box-shadow: 0 6px 16px rgba(13, 40, 24, 0.08); border-color: var(--accent-green); }
.brand-carousel-item img { max-height: 44px; max-width: 130px; width: auto; object-fit: contain; }

/* ============ Product Grid / Cards ============ */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.product-card {
  background: var(--card-bg);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid transparent;
  background-image: linear-gradient(var(--card-bg), var(--card-bg)), linear-gradient(135deg, rgba(112, 212, 38, 0.35), rgba(82, 170, 23, 0.15));
  background-origin: border-box;
  background-clip: padding-box, border-box;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}
.product-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-card-hover); }
.product-card-image-wrap {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  border-bottom: 1px solid var(--border);
}
.product-card-image {
  width: 65%;
  height: 65%;
  max-width: 65%;
  max-height: 65%;
  object-fit: contain;
  transition: transform 0.4s ease;
}
.product-card:hover .product-card-image { transform: scale(1.08); }
.product-card-brand-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(13, 40, 24, 0.9);
  color: var(--accent-green);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
}
.product-card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.product-card-category { font-size: 0.75rem; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.04em; font-weight: 600; }
.product-card-name { font-size: 1.1rem; margin: 6px 0; color: var(--text-dark, #0B2214); font-weight: 700; }
.section-dark .product-card-name { color: var(--white, #FFFFFF); }
.product-card-meta { font-size: 0.9rem; color: #4B6855; margin-bottom: 12px; }
.section-dark .product-card-meta { color: #88A692; }
.product-card-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-green-hover);
  font-weight: 700;
  font-size: 0.9rem;
}

/* ============ Feature Cards ============ */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  text-align: left;
}
.section-light .feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
}
.feature-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(112, 212, 38, 0.18), rgba(82, 170, 23, 0.18));
  color: var(--accent-green-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.feature-card-title { font-size: 1.15rem; margin-bottom: 8px; }
.section-dark .feature-card-description { color: var(--text-light); }

/* ============ CTA Section ============ */
.cta-section {
  background: linear-gradient(135deg, #081A0F, #0D2818, #133A22);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(112, 212, 38, 0.22), transparent 70%);
}
.cta-section-inner { position: relative; z-index: 1; }
.cta-title {
  font-size: 2.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, #FFFFFF, var(--accent-green));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 12px;
}
.cta-subtitle { color: #C8DCD0; max-width: 560px; margin: 0 auto 32px; }
.cta-actions { display: flex; justify-content: center; gap: 18px; flex-wrap: wrap; }

/* ============ Footer ============ */
.site-footer {
  background: #081A0F;
  color: var(--text-light);
  position: relative;
}
.site-footer::before {
  content: '';
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-green-hover), var(--accent-green));
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  padding: 64px 24px 40px;
}
.footer-logo { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 800; color: var(--white); }
.footer-tagline { margin: 12px 0; }
.footer-address { display: flex; align-items: flex-start; gap: 8px; font-size: 0.9rem; }
.footer-col h4 { color: var(--white); font-size: 1rem; margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a:hover { color: var(--accent-green); }
.footer-contact-list li a { display: flex; align-items: center; gap: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); }
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px 24px;
  font-size: 0.85rem;
}

/* ============ Floating Actions ============ */
.floating-actions {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.floating-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
}
.floating-btn-call { background: linear-gradient(135deg, var(--accent-green), var(--accent-green-hover)); color: var(--primary-dark); }
.floating-btn-whatsapp { background: var(--whatsapp-green); animation: pulseGlow 2.2s ease-in-out infinite; }
@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
  50% { box-shadow: 0 0 0 12px rgba(37, 211, 102, 0); }
}

/* ============ Page Header & Breadcrumbs with Parallax Background ============ */
.page-header {
  position: relative;
  padding: 100px 0 52px;
  text-align: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.page-header::before {
  content: '';
  position: absolute;
  inset: -10%;
  background-image: url('../assets/images/background.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  z-index: 0;
}
.page-header::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(13, 40, 24, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 0;
}
.page-header .container {
  position: relative;
  z-index: 1;
}
.page-header h1 { color: var(--white); font-size: 2.6rem; margin-bottom: 8px; font-weight: 800; }
.page-header p { color: var(--text-light); font-size: 1.05rem; }
.page-header-dark h1 { color: var(--white); }
.page-header-dark p { color: var(--text-light); }

.product-detail-breadcrumb-wrap {
  background: var(--light-bg);
  border-bottom: 1px solid var(--border);
}

/* ============ Filter Bar ============ */
.filter-bar {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.filter-group { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: center; }
.filter-group-label { font-weight: 700; font-size: 0.9rem; color: var(--text-muted); }
.filter-chip {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 10px 24px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-main);
  min-height: 42px;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  min-width: 100px;
}
.filter-chip:hover {
  border-color: var(--accent-green);
  color: var(--accent-green-hover);
  transform: translateY(-2px);
}
.filter-chip.active {
  background: linear-gradient(135deg, var(--accent-green), var(--accent-green-hover));
  border-color: transparent;
  color: var(--primary-dark);
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(112, 212, 38, 0.35);
}
.filter-count { opacity: 0.7; margin-left: 4px; }

.empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }

/* ============ About Page ============ */
.about-story { max-width: 800px; }
.about-paragraph { font-size: 1.05rem; }

/* ============ Breadcrumb ============ */
.breadcrumb { padding: 20px 0; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 6px; font-size: 0.9rem; color: var(--text-muted); }
.breadcrumb li { display: flex; align-items: center; gap: 6px; }
.breadcrumb a:hover { color: var(--accent-green-hover); }
.breadcrumb-sep { color: var(--text-light); }

/* ============ Product Detail ============ */
.product-detail-breadcrumb-wrap { background: var(--light-bg); }
.product-detail-section { padding-top: 0; }
.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  align-items: start;
}
.product-gallery {
  position: sticky;
  top: 100px;
  align-self: start;
}
.product-gallery-main {
  border-radius: var(--radius-card);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  box-shadow: var(--shadow-card);
  margin-bottom: 16px;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  border: 1px solid var(--border);
}
.product-gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.product-gallery-thumbs { display: flex; gap: 12px; }
.product-gallery-thumb {
  width: 72px;
  height: 72px;
  border-radius: 10px;
  overflow: hidden;
  border: 2px solid var(--border);
  padding: 0;
  background: none;
}
.product-gallery-thumb.active { border-color: var(--accent-green); }
.product-gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

.product-info-brand { position: static; display: inline-block; margin-bottom: 12px; }
.product-info-name { font-size: 2rem; margin-bottom: 4px; }
.product-info-series { color: var(--text-muted); margin-bottom: 20px; }
.product-info-quickspecs {
  display: flex;
  gap: 24px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}
.quickspec-label { display: block; font-size: 0.78rem; text-transform: uppercase; color: var(--text-light); letter-spacing: 0.04em; }
.quickspec-value { display: block; font-weight: 700; font-size: 1.1rem; margin-top: 4px; }
.product-info-actions { display: flex; gap: 16px; flex-wrap: wrap; margin: 24px 0; }
.trust-badges { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 32px; }
.trust-badges span { display: flex; align-items: center; gap: 6px; font-size: 0.85rem; font-weight: 600; color: var(--accent-green-hover); }
.product-info-block { margin-bottom: 28px; }
.product-info-block h3 { font-size: 1.05rem; margin-bottom: 14px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-list li {
  background: var(--light-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 6px 16px;
  font-size: 0.85rem;
}
.check-list li { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; color: var(--text-main); }
.check-list svg { color: var(--accent-green); flex-shrink: 0; }

.product-full-description { max-width: 820px; margin: 0 auto 56px; }
.product-specs-table-wrap { max-width: 820px; margin: 0 auto; }
.specs-table { width: 100%; border-collapse: collapse; border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-card); }
.specs-table th, .specs-table td { padding: 14px 20px; text-align: left; font-size: 0.95rem; }
.specs-table th { font-weight: 600; color: var(--text-muted); width: 40%; }
.row-even { background: var(--card-bg); }
.row-odd { background: var(--light-bg); }

/* ============ Contact Page ============ */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 40px; }
.contact-cards { display: flex; flex-direction: column; gap: 16px; }
.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 20px;
  color: var(--accent-green-hover);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.contact-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-4px); }
.contact-card h3 { font-size: 1rem; margin-bottom: 4px; color: var(--text-main); }
.contact-card p { margin: 0; font-size: 0.9rem; }

.contact-form-wrap {
  background: var(--card-bg);
  border-radius: var(--radius-card);
  padding: 36px;
  box-shadow: var(--shadow-card);
}
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-weight: 600; font-size: 0.9rem; }
.form-row input, .form-row select, .form-row textarea {
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.95rem;
  min-height: 44px;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--accent-green);
  box-shadow: 0 0 0 3px rgba(112, 212, 38, 0.15);
}
.form-row-group { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.hidden-field { display: none; }
.form-success { background: rgba(37, 211, 102, 0.08); border: 1px solid var(--whatsapp-green); border-radius: var(--radius-sm); padding: 20px; color: var(--whatsapp-dark); }
.form-error { color: #DC2626; font-size: 0.9rem; }

/* ============ Admin Page ============ */
.admin-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.admin-logo-box {
  width: 100%;
  max-width: 320px;
  background: var(--primary-dark);
  border-radius: var(--radius-card);
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.admin-logo-box img { max-height: 60px; width: auto; }
.admin-badge-custom {
  display: inline-block;
  background: rgba(37, 211, 102, 0.12);
  color: var(--whatsapp-dark);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 600;
}
.admin-hint { font-size: 0.9rem; margin-bottom: 16px; }
.admin-file-input { display: none; }
.admin-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ============ Not Found ============ */
.not-found-section { padding: 140px 0; text-align: center; }
.not-found-code {
  font-family: var(--font-heading);
  font-size: 6rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-green), var(--accent-green-hover));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.not-found-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; margin-top: 24px; }

/* ============ Brands Page ============ */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.brand-card {
  background: var(--card-bg);
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.brand-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--accent-green);
}
.brand-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.brand-card-logo-wrap {
  height: 48px;
  display: flex;
  align-items: center;
}
.brand-card-logo-wrap img {
  max-height: 44px;
  max-width: 140px;
  object-fit: contain;
}
.brand-card-text-badge {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--primary-dark);
}
.brand-card-count {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-green-hover);
  background: rgba(112, 212, 38, 0.12);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}
.brand-card-body {
  flex: 1;
  margin-bottom: 20px;
}
.brand-card-title {
  font-size: 1.3rem;
  margin-bottom: 4px;
}
.brand-card-tagline {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--accent-green-hover);
  margin-bottom: 10px;
}
.brand-card-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.5;
}
.brand-card-footer {
  margin-top: auto;
}

/* ============ Loading ============ */
.loading-spinner-wrap { display: flex; align-items: center; justify-content: center; padding: 40px; }
.loading-spinner {
  border: 4px solid rgba(112, 212, 38, 0.2);
  border-top-color: var(--accent-green);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.page-loader-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(13, 40, 24, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

/* ============ Sale Popup Modal & Banner ============ */
.sale-popup-backdrop {
  position: fixed;
  inset: 0;
  z-index: 2500;
  background: rgba(13, 40, 24, 0.7);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeInPopup 0.3s ease-out;
}
@keyframes fadeInPopup {
  from { opacity: 0; }
  to { opacity: 1; }
}

.sale-popup-card {
  position: relative;
  max-width: 420px;
  width: 100%;
  max-height: 85vh;
  background: #000;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.1);
  cursor: pointer;
  outline: none;
  animation: zoomInPopup 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.sale-popup-card:hover {
  transform: scale(1.02);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6), 0 0 0 2px var(--accent-green);
}
@keyframes zoomInPopup {
  from { opacity: 0; transform: scale(0.9) translateY(15px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.sale-popup-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  max-height: 80vh;
}

.sale-popup-close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 10;
  background: rgba(0, 0, 0, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  cursor: pointer;
  transition: all 0.2s ease;
  backdrop-filter: blur(4px);
}
.sale-popup-close:hover {
  background: rgba(220, 38, 38, 0.9);
  border-color: transparent;
  color: #fff;
  transform: rotate(90deg);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1199px) {
  .container { padding: 0 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 991px) {
  .navbar-links { display: none; }
  .navbar-mobile-toggle { display: flex; align-items: center; justify-content: center; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .brands-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .product-detail-grid { grid-template-columns: 1fr; }
  .product-gallery { position: static; top: auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .admin-panel { grid-template-columns: 1fr; }
  .hero-title { font-size: 2.6rem; }
}

@media (max-width: 767px) {
  .topbar-inner { justify-content: center; font-size: 0.8rem; flex-wrap: wrap; gap: 12px; }
  .section { padding: 56px 0; }
  .page-header { padding: 100px 0 44px; }
  .hero-section { padding: 110px 0 72px; }
  .hero-title { font-size: 2.1rem; }
  .hero-subtitle { font-size: 1rem; }
  .category-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .brands-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; padding: 48px 24px 32px; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
  .form-row-group { grid-template-columns: 1fr; }
  .section-title { font-size: 1.7rem; }
  .contact-form-wrap { padding: 24px; }
  .product-info-quickspecs { flex-wrap: wrap; gap: 16px; }
  .filter-group-label { width: 100%; text-align: center; margin-bottom: 4px; }
  .filter-chip { padding: 8px 16px; font-size: 0.85rem; min-width: auto; }
}

@media (max-width: 479px) {
  .hero-actions, .cta-actions { flex-direction: column; align-items: stretch; }
  .hero-trust-bar { flex-direction: column; align-items: center; gap: 12px; }
  .floating-actions { bottom: 16px; right: 16px; }
  .floating-btn { width: 50px; height: 50px; }
  .not-found-code { font-size: 4rem; }
  .navbar-brand-name { font-size: 1.15rem; }
}

/* Vanilla build: keep the HTML [hidden] attribute effective on elements with explicit display */
[hidden] { display: none !important; }