/* Pravin Audios - Modern Premium White / Light Theme Design System */
:root {
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --accent-gold: #f5c518;
  --accent-gold-dark: #d9a700;
  --accent-gold-glow: rgba(245, 197, 24, 0.25);
  --accent-yellow-bright: #ffd700;
  --text-heading: #0f172a;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --border-gold: rgba(245, 197, 24, 0.4);
  --glass-bg: rgba(255, 255, 255, 0.92);
  --glass-border: rgba(0, 0, 0, 0.06);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 10px 25px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 25px rgba(245, 197, 24, 0.25);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

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

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

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

a {
  color: inherit;
  text-decoration: none;
}

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

.bg-gold {
  background-color: var(--accent-gold);
  color: #000;
}

/* Top Announcement Bar */
.top-bar {
  background: #f1f5f9;
  border-bottom: 1px solid var(--border-color);
  padding: 10px 0;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.top-info {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.top-info item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.top-info i {
  color: var(--accent-gold-dark);
}

.top-badge {
  background: #fff;
  border: 1px solid var(--border-gold);
  color: #856404;
  padding: 4px 12px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.78rem;
  box-shadow: var(--shadow-sm);
}

/* Layout Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation Header */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

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

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  width: 46px;
  height: 46px;
  background: linear-gradient(135deg, var(--accent-gold) 0%, #e6b800 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000;
  font-size: 1.4rem;
  box-shadow: 0 4px 12px rgba(245, 197, 24, 0.4);
}

.brand-text h1 {
  font-size: 1.4rem;
  letter-spacing: 0.5px;
  color: var(--text-heading);
  margin-bottom: 2px;
}

.brand-text span {
  font-size: 0.72rem;
  color: #997300;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 700;
  display: block;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-gold-dark);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent-gold-dark);
  transition: var(--transition);
  border-radius: 2px;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold) 0%, #e6b800 100%);
  color: #000;
  box-shadow: 0 4px 15px rgba(245, 197, 24, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(245, 197, 24, 0.6);
  background: linear-gradient(135deg, #ffdb4d 0%, var(--accent-gold) 100%);
}

.btn-whatsapp {
  background: #25d366;
  color: #fff;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
  background: #20bd5a;
}

.btn-outline {
  background: #ffffff;
  border: 2px solid var(--accent-gold-dark);
  color: var(--text-heading);
}

.btn-outline:hover {
  background: var(--accent-gold);
  border-color: var(--accent-gold);
  color: #000;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-heading);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  position: relative;
  padding: 80px 0 100px 0;
  overflow: hidden;
  background: radial-gradient(circle at 70% 20%, rgba(245, 197, 24, 0.12) 0%, #f8fafc 70%);
}

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

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245, 197, 24, 0.15);
  border: 1px solid var(--border-gold);
  color: #856404;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.2rem;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
  color: var(--text-heading);
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 35px;
  max-width: 600px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-features-list {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  border-top: 1px solid var(--border-color);
  padding-top: 24px;
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 600;
}

.hero-feature-item i {
  color: var(--accent-gold-dark);
  font-size: 1.1rem;
}

.hero-visual {
  position: relative;
}

.hero-card-stack {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  background: #fff;
}

.hero-card-stack img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
  transition: var(--transition);
}

.hero-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(0deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.75) 70%, transparent 100%);
  padding: 30px;
}

.hero-card-badge {
  background: var(--accent-gold);
  color: #000;
  font-weight: 800;
  font-size: 0.78rem;
  padding: 4px 12px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 8px;
}

/* Audio Visualizer Equalizer Bar */
.equalizer-bar {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 30px;
  margin-top: 10px;
}

.eq-column {
  width: 5px;
  background: var(--accent-gold-dark);
  border-radius: 3px;
  animation: eq-bounce 1.2s ease-in-out infinite alternate;
}

.eq-column:nth-child(1) { height: 40%; animation-delay: 0.1s; }
.eq-column:nth-child(2) { height: 80%; animation-delay: 0.3s; }
.eq-column:nth-child(3) { height: 50%; animation-delay: 0.2s; }
.eq-column:nth-child(4) { height: 95%; animation-delay: 0.5s; }
.eq-column:nth-child(5) { height: 70%; animation-delay: 0.4s; }

@keyframes eq-bounce {
  0% { height: 15%; }
  100% { height: 100%; }
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 60px auto;
}

.section-subtitle {
  color: var(--accent-gold-dark);
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 10px;
  display: block;
}

.section-title {
  font-size: 2.4rem;
  margin-bottom: 16px;
  color: var(--text-heading);
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Brands Section */
.brands-section {
  padding: 70px 0;
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.brand-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 20px;
}

.brand-card {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px 16px;
  text-align: center;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.brand-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-md), 0 0 15px rgba(245, 197, 24, 0.2);
  background: #ffffff;
}

.brand-card h4 {
  font-size: 1.25rem;
  letter-spacing: 1px;
  margin-bottom: 6px;
  color: var(--text-heading);
}

.brand-card span {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Services Section */
.services-section {
  padding: 100px 0;
  background: var(--bg-main);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 35px 30px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--accent-gold-dark);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(245, 197, 24, 0.2);
}

.service-card:hover::before {
  height: 100%;
}

.service-icon {
  width: 60px;
  height: 60px;
  background: rgba(245, 197, 24, 0.15);
  border: 1px solid var(--border-gold);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--accent-gold-dark);
  margin-bottom: 24px;
}

.service-title {
  font-size: 1.4rem;
  margin-bottom: 14px;
  color: var(--text-heading);
}

.service-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.service-list {
  list-style: none;
  margin-bottom: 25px;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-main);
  margin-bottom: 8px;
}

.service-list li i {
  color: var(--accent-gold-dark);
  font-size: 0.85rem;
}

/* Price & Time Estimator Tool */
.estimator-section {
  padding: 90px 0;
  background: linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.estimator-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 45px;
  box-shadow: var(--shadow-lg);
}

.estimator-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-heading);
}

.form-select, .form-input {
  width: 100%;
  padding: 14px 18px;
  background: #f8fafc;
  border: 1px solid #cbd5e1;
  border-radius: var(--radius-md);
  color: var(--text-heading);
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
}

.form-select:focus, .form-input:focus {
  outline: none;
  border-color: var(--accent-gold-dark);
  background: #ffffff;
  box-shadow: 0 0 10px rgba(245, 197, 24, 0.3);
}

.estimate-result-card {
  background: #f8fafc;
  border: 2px dashed var(--accent-gold-dark);
  border-radius: var(--radius-md);
  padding: 30px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.estimate-badge {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  margin-bottom: 10px;
}

.estimate-price {
  font-size: 2.3rem;
  font-family: var(--font-heading);
  color: #b38600;
  font-weight: 800;
  margin-bottom: 10px;
}

.estimate-time {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 25px;
}

/* Workshop Gallery Section */
.gallery-section {
  padding: 100px 0;
  background: var(--bg-main);
}

.gallery-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn {
  background: #ffffff;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 8px 20px;
  border-radius: 20px;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.88rem;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--accent-gold);
  color: #000;
  border-color: var(--accent-gold);
  box-shadow: 0 4px 15px rgba(245, 197, 24, 0.3);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
  height: 260px;
  cursor: pointer;
  transition: var(--transition);
  background: #fff;
  box-shadow: var(--shadow-md);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(0deg, rgba(15, 23, 42, 0.92) 0%, rgba(15, 23, 42, 0.3) 60%, transparent 100%);
  opacity: 0;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
}

.gallery-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(245, 197, 24, 0.3);
  border-color: var(--accent-gold);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

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

.gallery-title {
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: 4px;
}

.gallery-cat {
  font-size: 0.8rem;
  color: var(--accent-gold);
  font-weight: 700;
}

/* Lightbox Modal */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.92);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.lightbox.active {
  display: flex;
}

.lightbox-content {
  max-width: 900px;
  max-height: 85vh;
  position: relative;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: var(--radius-md);
  border: 2px solid var(--accent-gold);
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
}

/* Why Choose Us & Comparison */
.why-section {
  padding: 90px 0;
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.comparison-table-wrapper {
  overflow-x: auto;
  margin-top: 40px;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
}

.comparison-table th, .comparison-table td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
  background: #f1f5f9;
  font-size: 0.95rem;
  color: var(--text-heading);
  font-weight: 800;
}

.comparison-table td:nth-child(2) {
  background: rgba(245, 197, 24, 0.08);
  font-weight: 700;
  color: #856404;
}

/* FAQ Accordion */
.faq-section {
  padding: 90px 0;
  background: var(--bg-main);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.faq-header {
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-heading);
}

.faq-header i {
  transition: var(--transition);
  color: var(--accent-gold-dark);
}

.faq-body {
  padding: 0 24px 20px 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  display: none;
}

.faq-item.active {
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-md);
}

.faq-item.active .faq-header i {
  transform: rotate(180deg);
}

.faq-item.active .faq-body {
  display: block;
}

/* Location & Contact Section */
.contact-section {
  padding: 100px 0;
  background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 100%);
  border-top: 1px solid var(--border-color);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.contact-detail-item {
  display: flex;
  gap: 20px;
  margin-bottom: 28px;
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: rgba(245, 197, 24, 0.15);
  border: 1px solid var(--border-gold);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-gold-dark);
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-text h4 {
  font-size: 1.1rem;
  margin-bottom: 4px;
  color: var(--text-heading);
}

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

.map-frame {
  width: 100%;
  height: 300px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  margin-top: 20px;
}

/* Footer */
.footer {
  background: #0f172a;
  color: #f8fafc;
  padding: 60px 0 30px 0;
}

.footer .brand-text h1 {
  color: #ffffff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-desc {
  color: #94a3b8;
  margin-top: 15px;
  font-size: 0.9rem;
  max-width: 400px;
}

.footer-links h4 {
  margin-bottom: 20px;
  font-size: 1.1rem;
  color: #ffffff;
}

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

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.9rem;
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 25px;
  color: #94a3b8;
  font-size: 0.85rem;
}

/* Floating Action Bar (Mobile Sticky) */
.floating-bar {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.float-btn {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  transition: var(--transition);
  cursor: pointer;
}

.float-btn:hover {
  transform: scale(1.1);
}

.float-whatsapp {
  background: #25d366;
}

.float-phone {
  background: var(--accent-gold);
  color: #000;
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid, .estimator-grid, .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .nav-menu {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: #ffffff;
    flex-direction: column;
    padding: 30px;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .mobile-toggle {
    display: block;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .hero-title {
    font-size: 2.0rem;
  }
  
  .btn {
    width: 100%;
  }

  .top-info {
    justify-content: center;
    font-size: 0.8rem;
  }
}