/* Modern Glass Theme for Shri ANANTA GLASS & HARDWARES */
/* Complete responsive design with proper navigation and glassmorphic effects */

:root {
    /* Primary Colors */
    --primary-gold: #DAA520;
    --primary-brown: #8B4513;
    --primary-amber: #FF8C00;
    --primary-terracotta: #E2725B;
    
    /* Glass Effects */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --glass-blur: blur(10px);
    
    /* Text Colors */
    --text-primary: #2C1810;
    --text-secondary: #5D4037;
    --text-light: #8D6E63;
    --text-white: #FFFFFF;
    
    /* Background Colors */
    --bg-primary: linear-gradient(135deg, #FFF8DC 0%, #FFEFD5 50%, #F5DEB3 100%);
    --bg-dark: linear-gradient(135deg, #1A1A1A 0%, #2D2D2D 100%);
    --bg-overlay: rgba(0, 0, 0, 0.5);
    
    /* Transitions */
    --transition-fast: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --radius-full: 50px;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background: var(--bg-primary);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 2rem); }
h4 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }
h5 { font-size: clamp(1rem, 2vw, 1.25rem); }
h6 { font-size: clamp(0.9rem, 1.5vw, 1.1rem); }

p {
    margin-bottom: var(--spacing-sm);
    font-size: clamp(0.9rem, 2vw, 1rem);
}

/* Container System */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-md);
}

/* Glass Components */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    padding: var(--spacing-lg);
    transition: var(--transition-fast);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.glass-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.glass-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(218, 165, 32, 0.3), transparent);
    transition: left 0.5s;
}

.glass-btn:hover::before {
    left: 100%;
}

.glass-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(218, 165, 32, 0.3);
    border-color: var(--primary-gold);
}

.glass-btn.primary {
    background: linear-gradient(135deg, var(--primary-gold), var(--primary-amber));
    color: var(--text-white);
    border-color: var(--primary-gold);
}

.glass-btn.secondary {
    background: linear-gradient(135deg, var(--primary-brown), var(--primary-terracotta));
    color: var(--text-white);
    border-color: var(--primary-brown);
}

/* Header and Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: var(--transition-fast);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--glass-shadow);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    min-height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-brown);
    text-decoration: none;
    transition: var(--transition-fast);
}

.logo i {
    font-size: 2rem;
    color: var(--primary-gold);
}

.logo:hover {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-gold);
    transition: var(--transition-fast);
    transform: translateX(-50%);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-gold);
    background: rgba(218, 165, 32, 0.1);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition-fast);
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--bg-dark);
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-overlay);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-white);
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Section Styles */
.section {
    padding: var(--spacing-xxl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    color: var(--primary-brown);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* Service Cards */
.service-card {
    text-align: center;
    padding: var(--spacing-xl);
    transition: var(--transition-fast);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-gold), var(--primary-amber));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--text-white);
    transition: var(--transition-fast);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    color: var(--primary-brown);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: #1A1A1A;
    color: var(--text-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
    margin-top: 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
    color: var(--primary-gold);
    margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section li {
    color: #CCCCCC;
    margin-bottom: var(--spacing-xs);
}

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

.footer-section a {
    color: #CCCCCC;
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section a:hover {
    color: var(--primary-gold);
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: var(--spacing-md);
    text-align: center;
    color: #999;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    text-decoration: none;
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-gold);
    transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-title {
        font-size: clamp(2rem, 5vw, 3rem);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: var(--glass-blur);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: var(--spacing-xl);
        transition: var(--transition-fast);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-item {
        margin: var(--spacing-sm) 0;
        width: 100%;
        text-align: center;
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-md);
        font-size: 1.1rem;
        width: 100%;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .glass-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .service-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .service-card {
        padding: var(--spacing-lg);
    }
    
    .hero-content {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .section-header {
        margin-bottom: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-content {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .service-card {
        padding: var(--spacing-md);
    }
    
    .glass-card {
        padding: var(--spacing-md);
    }
    
    .hero-title {
        font-size: clamp(1.8rem, 6vw, 2.5rem);
    }
    
    .hero-subtitle {
        font-size: clamp(1rem, 4vw, 1.2rem);
    }
    
    .section-title {
        font-size: clamp(1.5rem, 5vw, 2rem);
    }
    
    .service-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .hamburger {
        padding: var(--spacing-xs);
    }
    
    .hamburger span {
        width: 20px;
        height: 2px;
    }
    
    .nav-link {
        font-size: 1rem;
        padding: var(--spacing-sm);
    }
    
    .footer-section {
        margin-bottom: var(--spacing-lg);
    }
    
    .social-links {
        justify-content: center;
        gap: var(--spacing-xs);
    }
    
    .social-link {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
}

@media (max-width: 320px) {
    .container {
        padding: 0 var(--spacing-xs);
    }
    
    .glass-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    .hero-buttons {
        gap: var(--spacing-sm);
    }
    
    .service-card {
        padding: var(--spacing-sm);
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: var(--transition-slow);
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: var(--transition-slow);
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-gold);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary-gold { color: var(--primary-gold); }
.text-primary-brown { color: var(--primary-brown); }
.text-secondary { color: var(--text-secondary); }
.text-light { color: var(--text-light); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }

/* Responsive Utilities */
@media (max-width: 768px) {
    .mobile-hidden { display: none !important; }
    .mobile-visible { display: block !important; }
    .mobile-text-center { text-align: center !important; }
    .mobile-full-width { width: 100% !important; }
}

@media (min-width: 769px) {
    .desktop-hidden { display: none !important; }
    .desktop-visible { display: block !important; }
}