/**
 * MCB Productions - Public Website Styles
 * Modern Corporate Bold (MCB) Design System
 */

/* Import Montserrat font from Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800;900&display=swap');

/* ============================================
   CSS VARIABLES (Design Tokens)
   ============================================ */
:root {
  /* Background Colors */
  --background-primary: #000000;
  --background-secondary: #0a0a0a;

  /* Brand Colors */
  --brand-primary: #4E73B6;
  --brand-primary-dark: #3A5A8F;
  --brand-black: #000000;

  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #a0aec0;
  --text-muted: #718096;

  /* Semantic Colors */
  --color-success: #48bb78;
  --color-warning: #f6ad55;
  --color-danger: #f56565;

  /* Border & Divider Colors */
  --border-subtle: rgba(255, 255, 255, 0.1);
  --border-emphasis: rgba(255, 255, 255, 0.2);

  /* Spacing */
  --spacing-xs: 8px;
  --spacing-s: 12px;
  --spacing-m: 20px;
  --spacing-l: 30px;
  --spacing-xl: 40px;
  --spacing-xxl: 60px;
  --spacing-3xl: 80px;
  --spacing-4xl: 100px;
  --spacing-5xl: 120px;

  /* Typography */
  --font-xs: 12px;
  --font-sm: 14px;
  --font-base: 15px;
  --font-lg: 20px;
  --font-xl: 24px;
  --font-2xl: 32px;
  --font-3xl: 48px;
  --font-4xl: 64px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Montserrat', sans-serif;
  font-size: var(--font-base);
  font-weight: 400;
  color: var(--text-primary);
  background-color: var(--background-primary);
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(255, 255, 255, 0.03) 2px,
      rgba(255, 255, 255, 0.03) 4px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 2px,
      rgba(255, 255, 255, 0.03) 2px,
      rgba(255, 255, 255, 0.03) 4px
    );
  line-height: 1.6;
  min-height: 100vh;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  margin-bottom: var(--spacing-m);
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: var(--font-4xl);
  font-weight: 900;
}

h2 {
  font-size: var(--font-3xl);
  font-weight: 900;
}

h3 {
  font-size: var(--font-xl);
  font-weight: 800;
}

h4 {
  font-size: var(--font-lg);
  font-weight: 700;
}

p {
  margin-bottom: var(--spacing-m);
  line-height: 1.7;
}

a {
  color: var(--brand-primary);
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  color: var(--brand-primary-dark);
}

/* ============================================
   LAYOUT UTILITIES
   ============================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

section {
  padding: var(--spacing-4xl) 0;
}

.hero {
  padding: var(--spacing-5xl) 0 var(--spacing-3xl);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
header {
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  padding: var(--spacing-m) 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-subtle);
  opacity: 0;
  animation: fadeInNav 0.3s ease-in forwards;
  will-change: opacity, transform;
}

@keyframes fadeInNav {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Prevent layout shift while navbar loads */
#navbar-placeholder {
  min-height: 70px;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Logo Styles */
.logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.logo-link:hover {
  opacity: 0.8;
}

.logo-img {
  height: 60px;
  width: auto;
  display: block;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-xl);
  list-style: none;
  align-items: center;
}

.nav-menu a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--font-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.3s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--brand-primary);
}

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: var(--font-xl);
  cursor: pointer;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  text-align: center;
  position: relative;
}

.hero-label {
  font-size: var(--font-xs);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--brand-primary);
  margin-bottom: var(--spacing-m);
}

.hero h1 {
  font-size: var(--font-4xl);
  font-weight: 900;
  margin-bottom: var(--spacing-m);
  line-height: 1.1;
}

.hero-subtitle {
  font-size: var(--font-lg);
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
  line-height: 1.7;
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xxl);
}

.section-label {
  font-size: var(--font-xs);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--brand-primary);
  margin-bottom: var(--spacing-m);
}

.section-header h2 {
  font-size: var(--font-3xl);
  font-weight: 900;
  margin-bottom: var(--spacing-m);
}

.section-header p {
  font-size: var(--font-lg);
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  text-decoration: none;
}

.btn-primary {
  padding: 16px 40px;
  background: var(--brand-primary);
  color: var(--brand-black);
  border-radius: 8px;
  font-weight: 700;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn-primary:hover {
  background: var(--brand-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(78, 115, 182, 0.4);
  color: var(--brand-black);
}

.btn-secondary {
  padding: 12px 24px;
  background: var(--background-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-weight: 600;
  font-size: var(--font-sm);
  border-radius: 8px;
}

.btn-secondary:hover,
.btn-secondary.active {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: var(--brand-black);
}

.btn-outline {
  padding: 12px 24px;
  background: transparent;
  border: 2px solid var(--brand-primary);
  color: var(--brand-primary);
  font-weight: 600;
  font-size: var(--font-sm);
  border-radius: 8px;
}

.btn-outline:hover {
  background: var(--brand-primary);
  color: var(--brand-black);
}

.btn-danger {
  padding: 12px 24px;
  background: var(--color-danger);
  color: var(--text-primary);
  font-weight: 600;
  font-size: var(--font-sm);
  border-radius: 8px;
}

.btn-danger:hover {
  background: #c53030;
  transform: translateY(-2px);
}

/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--background-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-10px);
  border-color: var(--brand-primary);
  box-shadow: 0 20px 40px rgba(78, 115, 182, 0.2);
}

.card-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  background: linear-gradient(135deg, #1a1a1a, #000000);
}

.card-content {
  padding: var(--spacing-l);
}

.card h3 {
  font-size: var(--font-xl);
  font-weight: 800;
  margin-bottom: var(--spacing-s);
}

.card p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 0;
}

/* ============================================
   GRID LAYOUTS
   ============================================ */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-l);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xxl);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
}

.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-l);
}

/* ============================================
   TOGGLE SWITCH (Rental/Sales)
   ============================================ */
.toggle-container {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-xl);
}

.toggle-switch {
  display: inline-flex;
  background: var(--background-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 4px;
}

.toggle-option {
  padding: 12px 30px;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-weight: 600;
  font-size: var(--font-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.3s ease;
  border-radius: 6px;
}

.toggle-option.active {
  background: var(--brand-primary);
  color: var(--brand-black);
}

/* ============================================
   INVENTORY & PRODUCT CARDS
   ============================================ */
.inventory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-l);
  margin-bottom: var(--spacing-xl);
}

.product-card {
  background: var(--background-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-10px);
  border-color: var(--brand-primary);
  box-shadow: 0 20px 40px rgba(78, 115, 182, 0.2);
}

.product-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: linear-gradient(135deg, #1a1a1a, #000000);
}

.product-info {
  padding: var(--spacing-m);
}

.product-name {
  font-size: var(--font-lg);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.product-price {
  font-size: var(--font-xl);
  font-weight: 800;
  color: var(--brand-primary);
  margin-bottom: var(--spacing-s);
}

.product-category {
  font-size: var(--font-xs);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
}

/* ============================================
   FILTERS & SEARCH
   ============================================ */
.filters-container {
  background: var(--background-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: var(--spacing-l);
  margin-bottom: var(--spacing-xl);
}

.search-bar {
  width: 100%;
  padding: 16px 20px;
  background: var(--background-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: 'Montserrat', sans-serif;
  font-size: var(--font-base);
  transition: all 0.3s ease;
}

.search-bar:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(78, 115, 182, 0.2);
}

.filter-group {
  margin-bottom: var(--spacing-m);
}

.filter-label {
  font-size: var(--font-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-primary);
  margin-bottom: var(--spacing-s);
  display: block;
}

.filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-s);
}

.filter-option {
  padding: 8px 16px;
  background: var(--background-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  color: var(--text-secondary);
  font-size: var(--font-sm);
  cursor: pointer;
  transition: all 0.3s ease;
}

.filter-option:hover,
.filter-option.active {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: var(--brand-black);
}

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-s);
  margin-top: var(--spacing-xl);
}

.pagination-info {
  color: var(--text-secondary);
  font-size: var(--font-sm);
  margin-right: var(--spacing-m);
}

.pagination button {
  padding: 10px 16px;
  background: var(--background-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: var(--font-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.pagination button:hover:not(:disabled) {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: var(--brand-black);
}

.pagination button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination button.active {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: var(--brand-black);
}

/* ============================================
   CART/QUOTE ITEMS
   ============================================ */
.cart-item {
  background: var(--background-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: var(--spacing-m);
  margin-bottom: var(--spacing-m);
  display: flex;
  gap: var(--spacing-m);
  align-items: center;
}

.cart-item-image {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 8px;
  background: linear-gradient(135deg, #1a1a1a, #000000);
}

.cart-item-info {
  flex: 1;
}

.cart-item-name {
  font-size: var(--font-lg);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.cart-item-price {
  font-size: var(--font-lg);
  font-weight: 600;
  color: var(--brand-primary);
}

.cart-item-quantity {
  display: flex;
  align-items: center;
  gap: var(--spacing-s);
}

.quantity-btn {
  width: 32px;
  height: 32px;
  background: var(--background-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
}

.quantity-btn:hover {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: var(--brand-black);
}

.quantity-value {
  min-width: 40px;
  text-align: center;
  font-weight: 600;
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
  margin-bottom: var(--spacing-m);
}

.form-label {
  display: block;
  font-size: var(--font-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.form-label.required::after {
  content: '*';
  color: var(--color-danger);
  margin-left: 4px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--background-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: 'Montserrat', sans-serif;
  font-size: var(--font-base);
  transition: all 0.3s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(78, 115, 182, 0.2);
}

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

.form-checkbox,
.form-radio {
  margin-right: var(--spacing-xs);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-m);
}

.form-error {
  color: var(--color-danger);
  font-size: var(--font-sm);
  margin-top: var(--spacing-xs);
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  background: var(--background-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  margin-top: var(--spacing-4xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

footer h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-m);
}

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

.footer-links li {
  margin-bottom: var(--spacing-s);
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--font-sm);
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--brand-primary);
}

.footer-bottom {
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: var(--font-sm);
  margin: 0;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center {
  text-align: center;
}

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

.text-secondary {
  color: var(--text-secondary);
}

.text-muted {
  color: var(--text-muted);
}

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

.mb-0 { margin-bottom: 0; }
.mb-s { margin-bottom: var(--spacing-s); }
.mb-m { margin-bottom: var(--spacing-m); }
.mb-l { margin-bottom: var(--spacing-l); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-s { margin-top: var(--spacing-s); }
.mt-m { margin-top: var(--spacing-m); }
.mt-l { margin-top: var(--spacing-l); }
.mt-xl { margin-top: var(--spacing-xl); }

.hidden {
  display: none;
}

/* ============================================
   LOADING & ERROR STATES
   ============================================ */
.loading {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--text-secondary);
}

.error-message {
  background: rgba(245, 101, 101, 0.1);
  border: 1px solid var(--color-danger);
  border-radius: 8px;
  padding: var(--spacing-m);
  color: var(--color-danger);
  margin-bottom: var(--spacing-m);
}

.success-message {
  background: rgba(72, 187, 120, 0.1);
  border: 1px solid var(--color-success);
  border-radius: 8px;
  padding: var(--spacing-m);
  color: var(--color-success);
  margin-bottom: var(--spacing-m);
}

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */
/* Tablet and below */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-m);
  }

  h1 {
    font-size: 40px;
  }

  h2 {
    font-size: 32px;
  }

  .grid-2,
  .grid-3,
  .grid-4,
  .footer-content {
    grid-template-columns: 1fr;
  }

  section {
    padding: var(--spacing-xxl) 0;
  }

  .hero {
    padding: var(--spacing-3xl) 0 var(--spacing-xxl);
  }

  .logo-img {
    height: 52px;
  }

  .nav-menu {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .nav-menu.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.98);
    padding: var(--spacing-m);
    border-bottom: 1px solid var(--border-subtle);
  }

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

/* Mobile */
@media (max-width: 480px) {
  .logo-img {
    height: 45px;
  }

  h1 {
    font-size: 32px;
  }

  h2 {
    font-size: 24px;
  }

  .btn-primary {
    padding: 12px 30px;
    font-size: 14px;
  }

  section {
    padding: var(--spacing-xl) 0;
  }

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

  .cart-item {
    flex-direction: column;
    text-align: center;
  }

  .cart-item-image {
    width: 100%;
    height: 200px;
  }
}