/* ==========================================================================
   CHAND MOBILES ONE - Premium Mobile & Electronics Store Design System
   Sialkot, 51310, Pakistan | Tel: (052) 4586086
   ========================================================================== */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  /* Color Tokens */
  --bg-primary: #090d16;
  --bg-surface: #0f172a;
  --bg-card: #1e293b;
  --bg-card-hover: #334155;
  --bg-glass: rgba(15, 23, 42, 0.75);
  
  --accent-blue: #0284c7;
  --accent-cyan: #38bdf8;
  --accent-sky: #0ea5e9;
  --accent-glow: rgba(56, 189, 248, 0.35);
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(56, 189, 248, 0.4);

  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Plus Jakarta Sans', 'Inter', sans-serif;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 9999px;

  --transition-fast: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 25px rgba(2, 132, 199, 0.35);
}

/* Light theme overrides for clean readable sections */
.theme-light-section {
  --bg-surface: #ffffff;
  --bg-card: #f8fafc;
  --text-main: #0f172a;
  --text-muted: #475569;
  --border-color: #e2e8f0;
}

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

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.25;
}

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: #ffffff;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: #334155;
  border-radius: var(--radius-pill);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue);
}

/* Section Styling */
.section-padding {
  padding: 5rem 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 3.5rem 0;
  }
}

.section-title-wrap {
  text-align: center;
  margin-bottom: 3.5rem;
  position: relative;
}

.section-subtitle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1.2rem;
  background: rgba(2, 132, 199, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-pill);
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.5rem;
  letter-spacing: -0.5px;
}

.section-title span {
  background: linear-gradient(135deg, #ffffff 0%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-description {
  color: var(--text-muted);
  max-width: 650px;
  margin: 0.75rem auto 0;
  font-size: 1.05rem;
}

/* Glassmorphism Panels */
.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: var(--transition-smooth);
}

.glass-card:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

/* Button Component */
.btn-prime {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-sky) 100%);
  color: #ffffff !important;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(2, 132, 199, 0.4);
  transition: var(--transition-smooth);
  text-transform: uppercase;
}

.btn-prime:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(56, 189, 248, 0.6);
  background: linear-gradient(135deg, var(--accent-sky) 0%, #38bdf8 100%);
}

.btn-secondary-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  border-radius: var(--radius-pill);
  background: transparent;
  color: #ffffff !important;
  border: 2px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: var(--transition-smooth);
  text-transform: uppercase;
}

.btn-secondary-outline:hover {
  border-color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.1);
  color: var(--accent-cyan) !important;
  transform: translateY(-2px);
}

/* Top Contact Bar & Utility Classes */
.fs-7 { font-size: 0.85rem !important; }
.fs-8 { font-size: 0.78rem !important; }
.text-cyan { color: var(--accent-cyan) !important; }
.text-emerald { color: var(--accent-emerald) !important; }
.bg-emerald { background-color: var(--accent-emerald) !important; }
.hover-white:hover { color: #ffffff !important; }

.top-contact-bar {
  background: #050811 !important;
  font-size: 0.8rem;
  font-family: var(--font-body);
}

/* Floating Sticky Header */
.sticky-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(9, 13, 22, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 0.65rem 0;
  transition: var(--transition-fast);
}

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

.brand-logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-logo-wrap img {
  height: 42px;
  width: auto;
  display: block;
}

.nav-menu-links {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-menu-links a {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  color: #cbd5e1;
  padding: 0.4rem 0.5rem;
  position: relative;
  white-space: nowrap;
  transition: var(--transition-fast);
}

.nav-menu-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: 2px;
  transition: var(--transition-fast);
  transform: translateX(-50%);
}

.nav-menu-links a:hover,
.nav-menu-links a.active {
  color: #ffffff;
}

.nav-menu-links a:hover::after,
.nav-menu-links a.active::after {
  width: 80%;
}

.header-right-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-right-cta .btn-prime {
  padding: 0.55rem 1.4rem;
  font-size: 0.825rem;
  font-weight: 800;
  height: 42px;
  letter-spacing: 0.5px;
  white-space: nowrap;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.4);
}

.hamburger-btn {
  display: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: #ffffff;
  font-size: 1.4rem;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* Mobile Navigation Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  height: 100vh;
  background: var(--bg-surface);
  border-left: 1px solid var(--border-color);
  z-index: 2000;
  padding: 2rem 1.5rem;
  transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.mobile-nav-drawer.open {
  right: 0;
}

.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-fast);
}

.mobile-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 4.5rem 0 5rem;
  overflow: hidden;
  background: radial-gradient(circle at 70% 30%, rgba(2, 132, 199, 0.18) 0%, transparent 60%);
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: -1px;
  margin-bottom: 1.25rem;
  line-height: 1.15;
}

.hero-content h1 span.highlight {
  background: linear-gradient(135deg, #ffffff 0%, var(--accent-cyan) 60%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p.lead {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-badges-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

.hero-badge-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.hero-badge-item i {
  color: var(--accent-cyan);
  font-size: 1.2rem;
}

.hero-badge-item span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.hero-media-wrap {
  position: relative;
  text-align: center;
}

.hero-media-wrap img {
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
  filter: drop-shadow(0 20px 30px rgba(2, 132, 199, 0.25));
  animation: floatHero 6s ease-in-out infinite;
}

@keyframes floatHero {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* Trust Bar */
.trust-bar-section {
  background: var(--bg-surface);
  border-y: 1px solid var(--border-color);
  padding: 1.75rem 0;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1rem;
}

.trust-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(2, 132, 199, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent-cyan);
}

.trust-text h4 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 0.15rem;
}

.trust-text p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
}

/* Product Cards */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition-smooth);
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-glow);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.5), 0 0 20px rgba(2, 132, 199, 0.25);
}

.product-card-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 10;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-pill);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.badge-featured { background: var(--accent-blue); color: #fff; }
.badge-deal { background: var(--accent-emerald); color: #fff; }
.badge-new { background: var(--accent-sky); color: #fff; }
.badge-popular { background: var(--accent-amber); color: #000; }
.badge-limited { background: var(--accent-rose); color: #fff; }

.product-card-img-wrap {
  position: relative;
  width: 100%;
  padding-top: 100%; /* 1:1 Aspect Ratio */
  background: radial-gradient(circle, rgba(15, 23, 42, 0.8) 0%, rgba(9, 13, 22, 0.95) 100%);
  overflow: hidden;
}

.product-card-img-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 1.5rem;
  transition: transform 0.5s ease;
}

.product-card:hover .product-card-img-wrap img {
  transform: scale(1.08);
}

.product-card-body {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-brand {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.25rem;
}

.product-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.product-specs-list {
  list-style: none;
  margin-bottom: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.spec-pill {
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

.product-availability-row {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.availability-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.availability-tag::before {
  content: '';
  width: 7px;
  height: 7px;
  background: var(--accent-emerald);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px var(--accent-emerald);
}

.price-tag-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--accent-cyan);
}

.product-actions-btn-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.btn-card-quote {
  background: var(--accent-blue);
  color: #ffffff;
  border: none;
  padding: 0.6rem 0.8rem;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.btn-card-quote:hover {
  background: var(--accent-sky);
}

.btn-card-detail {
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  border: 1px solid var(--border-color);
  padding: 0.6rem 0.8rem;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.btn-card-detail:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* Category Grid Cards */
.category-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
}

.category-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  background: var(--bg-card-hover);
}

.category-icon-box {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: rgba(2, 132, 199, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: var(--accent-cyan);
  margin-bottom: 1.25rem;
}

.category-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.category-card p {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 1rem;
}

.category-item-count {
  margin-top: auto;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.1);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-pill);
}

/* Latest Deals Highlight Section */
.deal-hero-card {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

.deal-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--accent-emerald);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1px;
  border-radius: var(--radius-pill);
  margin-bottom: 1rem;
}

/* Gallery Grid */
.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  aspect-ratio: 4/3;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(9, 13, 22, 0.95) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition-fast);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

.gallery-filter-nav {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.btn-filter-tab {
  padding: 0.6rem 1.25rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-filter-tab.active,
.btn-filter-tab:hover {
  background: var(--accent-blue);
  color: #ffffff;
  border-color: var(--accent-blue);
}

/* Catalog Filter Bar */
.catalog-filter-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 2.5rem;
}

.form-control-dark {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 0.95rem;

.form-control-dark:focus {
  background: var(--bg-primary);
  border-color: var(--accent-cyan);
  color: #ffffff;
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

/* Footer Styling */
.site-footer {
  background: #050811;
  border-top: 1px solid var(--border-color);
  padding: 4.5rem 0 2rem;
}

.footer-brand-col p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
  max-width: 320px;
}

.footer-heading {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: #ffffff;
}

.footer-links-list {
  list-style: none;
}

.footer-links-list li {
  margin-bottom: 0.75rem;
}

.footer-links-list a {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

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

.social-links-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.social-icon-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition-fast);
}

.social-icon-btn:hover {
  background: var(--accent-blue);
  color: #ffffff;
  border-color: var(--accent-blue);
  transform: translateY(-3px);
}

.footer-bottom-bar {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  margin-top: 3.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-subtle);
}

/* Modal Dark Styling */
.modal-content-dark {
  background: var(--bg-surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  color: var(--text-main);
}

.modal-header-dark {
  border-bottom: 1px solid var(--border-color);
  padding: 1.25rem 1.5rem;
}

.modal-header-dark .btn-close {
  filter: invert(1);
}

/* Utility Media Queries */
@media (max-width: 991px) {
  .hero-content h1 {
    font-size: 2.75rem;
  }
  .hamburger-btn {
    display: flex;
  }
  .nav-menu-links {
    display: none;
  }
}

@media (max-width: 576px) {
  .hero-content h1 {
    font-size: 2.25rem;
  }
  .product-actions-btn-group {
    grid-template-columns: 1fr;
  }
}