/* ===============================================
   Vaastu Ceramic - Premium Luxury Website
   =============================================== */

/* CSS Variables */
:root {
    --gold: #C9A770;
    --gold-light: #D4B684;
    --gold-dark: #B8965F;
    --black: #0A0A0A;
    --white: #FFFFFF;
    --beige: #F5F3EF;
    --beige-dark: #E8E4DC;
    --gray: #666666;
    --gray-light: #999999;
    
    --font-display: 'Cormorant Garamond', serif;
    --font-body: 'Montserrat', sans-serif;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.2);
    
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    color: var(--black);
    background-color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 48px;
    }
}

@media (min-width: 1200px) {
    .container {
        padding: 0 80px;
    }
}

/* Section Spacing */
.section {
    padding: 80px 0;
}

@media (min-width: 768px) {
    .section {
        padding: 120px 0;
    }
}

@media (min-width: 1200px) {
    .section {
        padding: 160px 0;
    }
}

/* ===============================================
   Navigation
   =============================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 24px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    padding: 16px 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

@media (min-width: 768px) {
    .nav-container {
        padding: 0 48px;
    }
}

@media (min-width: 1200px) {
    .nav-container {
        padding: 0 80px;
    }
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 600;
    letter-spacing: 1px;
}

.logo-icon {
    color: var(--gold);
    font-size: 28px;
}

.nav-menu {
    display: none;
    gap: 48px;
}

@media (min-width: 768px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
    transition: var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: var(--transition);
}

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

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

@media (min-width: 768px) {
    .hamburger {
        display: none;
    }
}

.hamburger span {
    width: 28px;
    height: 2px;
    background: var(--black);
    transition: var(--transition-fast);
}

/* ===============================================
   Hero Section
   =============================================== */

.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: zoomIn 20s ease-out infinite alternate;
}

@keyframes zoomIn {
    0% {
        transform: scale(1);
    }
    100% {
        transform: scale(1.1);
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.7) 0%, rgba(10, 10, 10, 0.5) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--white);
    padding: 0 24px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: 2px;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 72px;
    }
}

@media (min-width: 1200px) {
    .hero-title {
        font-size: 96px;
    }
}

.title-line {
    display: block;
    animation: fadeInUp 1s ease-out backwards;
}

.title-line:nth-child(1) {
    animation-delay: 0.2s;
}

.title-line:nth-child(2) {
    animation-delay: 0.4s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 48px;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

@media (min-width: 768px) {
    .hero-subtitle {
        font-size: 18px;
    }
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.8s backwards;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

@media (min-width: 768px) {
    .btn {
        padding: 18px 40px;
    }
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

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

.btn-primary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

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

.btn-gold {
    background: var(--gold);
    color: var(--black);
    border: 2px solid var(--gold);
}

.btn-gold:hover {
    background: var(--gold-light);
    border-color: var(--gold-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(201, 167, 112, 0.3);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    animation: fadeInUp 1s ease-out 1s backwards;
}

.scroll-line {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, var(--white), transparent);
    animation: scrollAnim 2s ease-in-out infinite;
}

@keyframes scrollAnim {
    0%, 100% {
        transform: translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateY(20px);
        opacity: 0;
    }
}

/* ===============================================
   Section Headers
   =============================================== */

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

@media (min-width: 768px) {
    .section-header {
        margin-bottom: 80px;
    }
}

.section-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 40px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: 1px;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 56px;
    }
}

@media (min-width: 1200px) {
    .section-title {
        font-size: 72px;
    }
}

.section-desc {
    max-width: 800px;
    margin: 0 auto;
    font-size: 16px;
    color: var(--gray);
    line-height: 1.8;
}

@media (min-width: 768px) {
    .section-desc {
        font-size: 18px;
    }
}

/* ===============================================
   About Section
   =============================================== */

.about {
    background: var(--beige);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (min-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: 4px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
}

.feature-title {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-desc {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.7;
}

/* ===============================================
   Products Section
   =============================================== */

.products {
    background: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
}

@media (min-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.product-card {
    position: relative;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    position: relative;
    height: 400px;
    overflow: hidden;
}

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

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 32px 24px;
    background: linear-gradient(to top, rgba(10, 10, 10, 0.9), transparent);
    color: var(--white);
    transform: translateY(0);
    transition: var(--transition);
}

.product-title {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 8px;
}

.product-subtitle {
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.9;
}

/* ===============================================
   Why Choose Us Section
   =============================================== */

.why-us {
    background: var(--black);
    color: var(--white);
}

.why-us .section-tag {
    color: var(--gold);
}

.why-us .section-title {
    color: var(--white);
}

.why-us .section-desc {
    color: var(--gray-light);
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 768px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (min-width: 1200px) {
    .benefits-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.benefit-card {
    padding: 32px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--gold-dark) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition);
}

.benefit-card:hover {
    border-color: var(--gold);
    box-shadow: 0 0 30px rgba(201, 167, 112, 0.2);
}

.benefit-card:hover::before {
    opacity: 0.1;
}

.benefit-number {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.benefit-title {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.benefit-desc {
    font-size: 14px;
    color: var(--gray-light);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* ===============================================
   Gallery Section
   =============================================== */

.gallery {
    background: var(--beige);
}

.gallery-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

@media (min-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

@media (min-width: 1200px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 4px;
    height: 350px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.gallery-item:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

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

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

/* ===============================================
   Contact Section
   =============================================== */

.contact {
    background: var(--white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
}

@media (min-width: 1200px) {
    .contact-wrapper {
        grid-template-columns: 1fr 1.5fr;
        gap: 80px;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

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

.info-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--beige);
    border-radius: 50%;
    color: var(--gold);
}

.info-content h4 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
}

.info-content p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.7;
}

.info-content a {
    color: var(--gold);
    transition: var(--transition-fast);
}

.info-content a:hover {
    color: var(--gold-dark);
}

.contact-map {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact-map iframe {
    filter: grayscale(0.3);
    transition: var(--transition);
}

.contact-map:hover iframe {
    filter: grayscale(0);
}

/* ===============================================
   Footer
   =============================================== */

.footer {
    background: var(--black);
    color: var(--white);
    padding: 60px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 48px;
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr;
        gap: 60px;
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 14px;
    color: var(--gray-light);
    line-height: 1.7;
}

.footer-title {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: var(--gray-light);
    transition: var(--transition-fast);
}

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

.footer-links li {
    font-size: 14px;
    color: var(--gray-light);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: var(--gray-light);
}

/* ===============================================
   WhatsApp Float Button
   =============================================== */

.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s ease-in-out infinite;
}

@media (min-width: 768px) {
    .whatsapp-float {
        width: 70px;
        height: 70px;
    }
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
    }
}

/* ===============================================
   Reveal Animation
   =============================================== */

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ===============================================
   Responsive Adjustments
   =============================================== */

@media (max-width: 767px) {
    .hero-title {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .product-image {
        height: 300px;
    }
}