/* ========================================
   HeavyParts Pro - Custom Styles
   Industrial Spare Parts Theme
   Version: 1.0.0
   ======================================== */

/* === CSS VARIABLES === */
:root {
  /* Primary Colors - Industrial Blue */
  --color-primary-50: #eff6ff;
  --color-primary-100: #dbeafe;
  --color-primary-200: #bfdbfe;
  --color-primary-300: #93c5fd;
  --color-primary-400: #60a5fa;
  --color-primary-500: #3b82f6;
  --color-primary-600: #1e3a8a;
  --color-primary-700: #1e40af;
  --color-primary-800: #1e3a8a;
  --color-primary-900: #1e293b;

  /* Secondary Colors - Industrial Yellow/Amber */
  --color-secondary-50: #fffbeb;
  --color-secondary-100: #fef3c7;
  --color-secondary-200: #fde68a;
  --color-secondary-300: #fcd34d;
  --color-secondary-400: #fbbf24;
  --color-secondary-500: #f59e0b;
  --color-secondary-600: #d97706;
  --color-secondary-700: #b45309;
  --color-secondary-800: #92400e;
  --color-secondary-900: #78350f;

  /* Accent Colors - Grey */
  --color-accent-50: #f9fafb;
  --color-accent-100: #f3f4f6;
  --color-accent-200: #e5e7eb;
  --color-accent-300: #d1d5db;
  --color-accent-400: #9ca3af;
  --color-accent-500: #6b7280;
  --color-accent-600: #4b5563;
  --color-accent-700: #374151;
  --color-accent-800: #1f2937;
  --color-accent-900: #111827;

  /* Functional Colors */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-headings: 'Inter', sans-serif;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  color: var(--color-accent-900);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* === TYPOGRAPHY === */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-headings);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary-900);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.75rem;
}

h4 {
  font-size: 1.5rem;
}

h5 {
  font-size: 1.25rem;
}

h6 {
  font-size: 1rem;
}

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  h3 {
    font-size: 1.5rem;
  }

  h4 {
    font-size: 1.25rem;
  }
}

/* === BUTTONS === */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  font-size: 1rem;
  line-height: 1.5;
}

.btn-primary {
  background-color: var(--color-primary-600);
  color: white;
}

.btn-primary:hover {
  background-color: var(--color-primary-700);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: var(--color-secondary-400);
  color: var(--color-accent-900);
}

.btn-secondary:hover {
  background-color: var(--color-secondary-500);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary-600);
  border-color: var(--color-primary-600);
}

.btn-outline:hover {
  background-color: var(--color-primary-600);
  color: white;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* === CARDS === */
.card {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

.card-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-accent-200);
}

.card-body {
  padding: var(--spacing-lg);
}

.card-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-accent-200);
  background-color: var(--color-accent-50);
}

/* === PRODUCT CARDS === */
.product-card {
  position: relative;
  background: white;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid var(--color-accent-200);
}

.product-card:hover {
  box-shadow: var(--shadow-2xl);
  transform: translateY(-8px);
  border-color: var(--color-primary-400);
}

.product-badge {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: var(--color-secondary-400);
  color: var(--color-accent-900);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  z-index: 10;
}

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

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  color: var(--color-accent-700);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--color-accent-300);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-family: var(--font-primary);
  transition: all var(--transition-base);
  background-color: white;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

/* === WHATSAPP FLOATING BUTTON === */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #25D366;
  color: white;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-2xl);
  z-index: 1000;
  transition: all var(--transition-base);
  text-decoration: none;
  font-size: 32px;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 20px 40px rgba(37, 211, 102, 0.4);
}

@media (max-width: 768px) {
  .whatsapp-float {
    bottom: 1rem;
    right: 1rem;
    width: 50px;
    height: 50px;
    font-size: 26px;
  }
}

/* === BADGES === */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--radius-full);
  line-height: 1;
}

.badge-primary {
  background: var(--color-primary-600);
  color: white;
}

.badge-secondary {
  background: var(--color-secondary-400);
  color: var(--color-accent-900);
}

.badge-success {
  background: var(--color-success);
  color: white;
}

.badge-warning {
  background: var(--color-warning);
  color: white;
}

.badge-error {
  background: var(--color-error);
  color: white;
}

/* === SECTION STYLING === */
.section {
  padding: 4rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary-900);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-accent-600);
  max-width: 600px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .section {
    padding: 2.5rem 0;
  }

  .section-title {
    font-size: 1.875rem;
  }
}

/* === UTILITY CLASSES === */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

.text-primary {
  color: var(--color-primary-600);
}

.text-secondary {
  color: var(--color-secondary-400);
}

.text-accent {
  color: var(--color-accent-600);
}

.bg-primary {
  background-color: var(--color-primary-600);
}

.bg-secondary {
  background-color: var(--color-secondary-400);
}

.bg-light {
  background-color: var(--color-accent-50);
}

.bg-dark {
  background-color: var(--color-accent-900);
}

/* === ANIMATIONS === */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out;
}

.animate-slide-in-right {
  animation: slideInRight 0.6s ease-out;
}

.animate-slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

/* === RESPONSIVE UTILITIES === */
@media (max-width: 640px) {
  .hide-mobile {
    display: none !important;
  }
}

@media (min-width: 641px) {
  .show-mobile {
    display: none !important;
  }
}

/* === LOADING STATES === */
.skeleton {
  background: linear-gradient(90deg, var(--color-accent-200) 25%, var(--color-accent-100) 50%, var(--color-accent-200) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -200% 0;
  }
}


/* === BREADCRUMBS === */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  padding: var(--spacing-md) 0;
  list-style: none;
  font-size: 0.875rem;
  color: var(--color-accent-500);
}

.breadcrumb-item+.breadcrumb-item::before {
  display: inline-block;
  padding-right: var(--spacing-sm);
  padding-left: var(--spacing-sm);
  color: var(--color-accent-400);
  content: "/";
}

.breadcrumb-item a {
  color: var(--color-accent-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-item a:hover {
  color: var(--color-primary-600);
}

.breadcrumb-item.active {
  color: var(--color-primary-600);
  font-weight: 500;
}

/* === DATA TABLES (Industrial Specs) === */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-accent-200);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  text-align: left;
}

.table th,
.table td {
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--color-accent-200);
}

.table th {
  background-color: var(--color-accent-50);
  font-weight: 600;
  color: var(--color-accent-700);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.table tr:last-child td {
  border-bottom: none;
}

.table-striped tbody tr:nth-of-type(odd) {
  background-color: var(--color-accent-50);
}

.table-hover tbody tr:hover {
  background-color: var(--color-primary-50);
}

/* === ACCORDION === */
.accordion {
  border: 1px solid var(--color-accent-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--color-accent-200);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-header {
  width: 100%;
  padding: 1rem 1.5rem;
  text-align: left;
  background: white;
  border: none;
  font-weight: 600;
  color: var(--color-accent-800);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.accordion-header:hover {
  background-color: var(--color-accent-50);
}

.accordion-content {
  padding: 1.5rem;
  background-color: white;
  color: var(--color-accent-600);
  border-top: 1px solid var(--color-accent-100);
}

/* === TABS === */
.tabs {
  border-bottom: 2px solid var(--color-accent-200);
  display: flex;
  gap: 2rem;
  margin-bottom: 2rem;
}

.tab-btn {
  padding-bottom: 0.75rem;
  color: var(--color-accent-500);
  font-weight: 500;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  color: var(--color-primary-600);
}

.tab-btn.active {
  color: var(--color-primary-600);
  border-bottom-color: var(--color-primary-600);
}

/* === PAGINATION === */
.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 3rem;
}

.page-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-accent-300);
  color: var(--color-accent-600);
  text-decoration: none;
  transition: all var(--transition-fast);
  background: white;
}

.page-link:hover {
  border-color: var(--color-primary-400);
  color: var(--color-primary-600);
}

.page-link.active {
  background-color: var(--color-primary-600);
  border-color: var(--color-primary-600);
  color: white;
}

/* === TOOLTIPS === */
.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip .tooltip-text {
  visibility: hidden;
  width: 120px;
  background-color: var(--color-accent-900);
  color: #fff;
  text-align: center;
  border-radius: 6px;
  padding: 5px 0;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  margin-left: -60px;
  opacity: 0;
  transition: opacity 0.3s;
  font-size: 0.75rem;
}

.tooltip:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
}

/* === PRINT STYLES === */
@media print {

  .whatsapp-float,
  nav,
  footer,
  .no-print {
    display: none;
  }

  body {
    color: black;
    background: white;
  }
}