/*
Theme Name: Raghunandan Spintex Corp
Theme URI: https://raghunandangroup.com/
Author: WordPress Core Developer
Author URI: https://raghunandangroup.com/
Description: A premium, memory-optimized WordPress Classic PHP Theme for Raghunandan Spintex LLP, a global leader in premium cotton yarns manufacturing and exports. Built utilizing native CSS design grids and dynamic PHP templates.
Version: 2.0.0
Requires at least: 5.0
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: raghunandan-spintex
Tags: custom-colors, custom-menu, featured-images, flexible-header, theme-options, translation-ready, wide-blocks
*/

/*
 * Raghunandan Spintex Corp - Standalone Design System
 * Palette: #0B2545 (Navy), #134074 (Secondary Blue), #C5A880 (Premium Gold), #F4F5F7 (Light Gray BG)
 */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
  --color-primary: #0B2545;
  --color-secondary: #134074;
  --color-accent: #C5A880;
  --color-bg-light: #F4F5F7;
  --color-text-dark: #0F1C2E;
  --color-text-muted: #64748B;
  --color-white: #FFFFFF;
  --color-border: #E2E8F0;
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Poppins', sans-serif;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --container-width: 1200px;
}

/* Base resets */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-dark);
  background-color: var(--color-white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.25;
}

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

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

input, textarea, select, button {
  font-family: inherit;
}

/* Layout containers */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

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

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

.max-w-600 {
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Header & Navigation */
.header {
  width: 100%;
  background-color: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-normal);
}

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

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

.logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background-color: var(--color-primary);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-weight: 800;
  font-size: 1.5rem;
  font-family: var(--font-heading);
}

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

.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--color-primary);
  text-transform: uppercase;
}

.brand-tagline {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-menu {
  display: flex;
  gap: 30px;
  list-style: none;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--color-primary);
  font-size: 0.95rem;
  position: relative;
  padding: 5px 0;
}

.nav-link:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-accent);
}

.nav-link:hover:after,
.nav-link.active:after {
  width: 100%;
}

.nav-link.active {
  color: var(--color-accent);
}

/* Call to Action Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition-normal);
}

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

.btn-primary:hover {
  background-color: var(--color-secondary);
}

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

.btn-accent:hover {
  background-color: var(--color-primary);
}

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

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

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

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

/* Mobile Hamburger Menu */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.hamburger-line {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--color-primary);
  margin: 5px 0;
  transition: var(--transition-normal);
}

/* Hero Section */
.hero {
  position: relative;
  background-color: var(--color-primary);
  color: var(--color-white);
  min-height: calc(100vh - 80px);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('./assets/hero_bg.png');
  background-size: cover;
  background-position: center;
  opacity: 0.25;
  z-index: 1;
}

.hero-container {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: center;
}

.hero-subtitle {
  color: var(--color-accent);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 15px;
  font-size: 1rem;
}

.hero-title {
  font-size: 3.5rem;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 25px;
}

.hero-desc {
  font-size: 1.15rem;
  opacity: 0.9;
  line-height: 1.7;
  margin-bottom: 40px;
}

.hero-buttons {
  display: flex;
  gap: 20px;
}

/* Stats Counter Section */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-top: -50px;
  position: relative;
  z-index: 3;
}

.stat-card {
  background-color: var(--color-white);
  padding: 35px 20px;
  border-radius: 6px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: transform var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-5px);
}

.stat-number {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 5px;
  font-family: var(--font-heading);
}

.stat-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Section Titles */
.section-subtitle {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 20px;
  position: relative;
  display: inline-block;
  padding-bottom: 15px;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: var(--color-accent);
}

.section-title.left-align::after {
  left: 0;
  transform: none;
}

.section-desc {
  color: var(--color-text-muted);
  margin-bottom: 50px;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background-color: var(--color-white);
  padding: 40px 30px;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  transition: var(--transition-normal);
  height: 100%;
}

.feature-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
  border-color: var(--color-accent);
}

.feature-icon {
  width: 50px;
  height: 50px;
  background-color: var(--color-bg-light);
  color: var(--color-accent);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 25px;
  font-weight: 700;
}

.feature-card:hover .feature-icon {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: 15px;
}

.feature-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* About Split Section */
.split-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 60px;
  align-items: center;
}

.about-img-wrap {
  position: relative;
}

.about-img-wrap::before {
  content: '';
  position: absolute;
  top: 15px;
  left: 15px;
  width: 100%;
  height: 100%;
  border: 3px solid var(--color-accent);
  border-radius: 6px;
  z-index: 1;
}

.about-img {
  position: relative;
  z-index: 2;
  border-radius: 6px;
  box-shadow: var(--shadow-lg);
}

.values-list {
  display: flex;
  flex-direction: column;
  gap: 25px;
  margin-top: 30px;
}

.value-item {
  display: flex;
  gap: 20px;
}

.value-num {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-accent);
}

.value-title {
  font-size: 1.1rem;
  margin-bottom: 5px;
}

.value-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Products grid and filters */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-bottom: 40px;
}

.filter-tab {
  padding: 10px 24px;
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-tab:hover,
.filter-tab.active {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.product-card {
  background-color: var(--color-white);
  border-radius: 6px;
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
  border-color: var(--color-accent);
}

.product-img-wrap {
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  background-color: var(--color-bg-light);
}

.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-normal);
}

.product-card:hover .product-img {
  transform: scale(1.05);
}

.product-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  padding: 5px 12px;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-info {
  padding: 30px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-title {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.product-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  flex-grow: 1;
}

.product-meta {
  padding-top: 15px;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
}

.product-meta-row {
  margin-bottom: 5px;
}

.product-meta-row strong {
  color: var(--color-primary);
}

/* Call to Action Banner */
.cta-banner {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.cta-banner .hero-overlay {
  opacity: 0.15;
}

.cta-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 2;
  gap: 40px;
  flex-wrap: wrap;
}

.cta-title {
  color: var(--color-white);
  font-size: 2.25rem;
  margin-bottom: 10px;
}

.cta-desc {
  font-size: 1.1rem;
  opacity: 0.9;
  max-width: 600px;
}

/* Gallery layout */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.gallery-item {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-normal);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(11, 37, 69, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-normal);
  color: var(--color-white);
  font-size: 1.5rem;
  font-weight: 700;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

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

/* Lightbox Modal */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 28, 46, 0.95);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.lightbox-content {
  max-width: 90%;
  max-height: 85%;
  position: relative;
}

.lightbox-content img {
  border-radius: 4px;
  box-shadow: var(--shadow-lg);
  border: 3px solid var(--color-white);
  max-height: 80vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: -45px;
  right: 0;
  color: var(--color-white);
  font-size: 2rem;
  cursor: pointer;
  background: none;
  border: none;
}

.lightbox-caption {
  color: var(--color-white);
  text-align: center;
  margin-top: 15px;
  font-weight: 600;
  font-size: 1.1rem;
}

/* Contact Cards and Forms */
.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 50px;
}

.contact-info-card {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 40px;
  border-radius: 6px;
  box-shadow: var(--shadow-lg);
  height: 100%;
}

.contact-info-title {
  color: var(--color-white);
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.contact-item {
  display: flex;
  gap: 15px;
}

.contact-item-icon {
  color: var(--color-accent);
  font-size: 1.25rem;
  font-weight: 700;
}

.contact-item-text {
  font-size: 0.95rem;
  opacity: 0.9;
  line-height: 1.6;
}

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

.form-card {
  background-color: var(--color-white);
  padding: 40px;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-group.full-width {
  grid-column: span 2;
  margin-bottom: 0;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
}

.form-control {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  color: var(--color-text-dark);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(19, 64, 116, 0.15);
}

/* Blog list and cards */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.blog-card {
  background-color: var(--color-white);
  border-radius: 6px;
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
}

.blog-img-wrap {
  aspect-ratio: 16/10;
  overflow: hidden;
  background-color: var(--color-bg-light);
}

.blog-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-normal);
}

.blog-card:hover .blog-img {
  transform: scale(1.03);
}

.blog-info {
  padding: 25px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-meta {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.blog-title {
  font-size: 1.15rem;
  margin-bottom: 12px;
  line-height: 1.35;
}

.blog-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  flex-grow: 1;
}

.blog-readmore {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-secondary);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.blog-readmore:hover {
  color: var(--color-accent);
}

/* Footer styling */
.footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 80px 0 30px 0;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 50px;
  margin-bottom: 50px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.footer-logo .logo-icon {
  background-color: var(--color-white);
  color: var(--color-primary);
}

.footer-logo .brand-title {
  color: var(--color-white);
}

.footer-desc {
  font-size: 0.9rem;
  opacity: 0.8;
  line-height: 1.7;
}

.footer-title {
  color: var(--color-white);
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 25px;
  position: relative;
  padding-bottom: 8px;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 0.9rem;
  opacity: 0.8;
}

.footer-link:hover {
  color: var(--color-accent);
  opacity: 1;
  padding-left: 5px;
}

.footer-address {
  font-size: 0.9rem;
  opacity: 0.8;
  line-height: 1.7;
}

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

.footer-divider {
  border: 0;
  height: 1px;
  background-color: rgba(255,255,255,0.1);
  margin-bottom: 30px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.85rem;
  opacity: 0.6;
}

/* Toast alert notification */
.toast-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 15px 25px;
  border-radius: 4px;
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-accent);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translateY(100px);
  opacity: 0;
  animation: slideIn 0.3s forwards;
}

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

/* Media Queries */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.75rem;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    margin-top: -30px;
  }
  .features-grid,
  .products-grid,
  .gallery-grid,
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .navbar {
    height: 70px;
  }
  .hamburger {
    display: block;
    z-index: 110;
  }
  
  /* Menu open styles */
  .hamburger.active .hamburger-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
  }
  .hamburger.active .hamburger-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--color-white);
    flex-direction: column;
    padding: 100px 40px;
    align-items: flex-start;
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-normal);
    z-index: 105;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .hero-grid,
  .split-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .hero-title {
    font-size: 2.25rem;
  }
  
  .stats-grid {
    margin-top: 40px;
  }
  
  .features-grid,
  .products-grid,
  .gallery-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }
  
  .form-grid {
    grid-template-columns: 1fr;
  }
  
  .form-group.full-width {
    grid-column: span 1;
  }
  
  .about-img-wrap::before {
    display: none;
  }
}