/* ============================================
   CSS Custom Properties (Design Tokens)
============================================ */
:root {
    --color-primary: #8B1A1A;
    --color-primary-dark: #5f0303;
    --color-primary-light: #B22222;
    --color-accent: #D4A017;
    --color-accent-light: #F0C040;
    --color-bg: #FFFAF5;
    --color-bg-alt: #FFF5EB;
    --color-bg-dark: #1a1a2e;
    --color-text: #2D2D2D;
    --color-text-light: #666666;
    --color-text-muted: #999999;
    --color-white: #FFFFFF;
    --color-border: #E8E0D8;

    --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;
    --font-size-4xl: 3.5rem;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
    --spacing-3xl: 8rem;

    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-full: 9999px;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);

    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    --container-max: 1200px;
    --header-height: 70px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    z-index: 10000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 0;
}

/* ============================================
   Utility Classes
============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-size: var(--font-size-base);
    font-weight: 500;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    text-align: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(139, 26, 26, 0.3);
}

.btn-primary:hover {
    background: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 26, 26, 0.4);
}

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

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

.btn-full {
    width: 100%;
}

/* ============================================
   Header
============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: all var(--transition-base);
    background: transparent;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo img {
    height: 36px;
    width: auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 0.5px;
}

.header.scrolled .logo-text {
    color: var(--color-primary);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-white);
    position: relative;
    padding: 0.25rem 0;
}

.header.scrolled .nav-link {
    color: var(--color-text);
}

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

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

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

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link.active {
    color: var(--color-primary);
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 1001;
}

/* Language Toggle */
.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.85rem;
    border: 1.5px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-full);
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
    margin-right: 1rem;
    white-space: nowrap;
}

.header.scrolled .lang-toggle {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.lang-toggle:hover {
    background: rgba(255, 255, 255, 0.15);
}

.header.scrolled .lang-toggle:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-white);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.header.scrolled .hamburger,
.header.scrolled .hamburger::before,
.header.scrolled .hamburger::after {
    background: var(--color-text);
}

.hamburger {
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ============================================
   Hero Section
============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, #3d0101 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../img/swamibabaji.jpg') center top/contain no-repeat;
    opacity: 0.45;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.5) 100%);
}

.hero-content {
    position: relative;
    text-align: center;
    color: var(--color-white);
    padding: var(--spacing-lg);
    max-width: 800px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, var(--font-size-4xl));
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -1px;
}

.hero-title span {
    color: var(--color-accent);
    font-weight: 300;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, var(--font-size-lg));
    font-weight: 300;
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.hero-scroll a {
    color: var(--color-white);
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.hero-scroll a:hover {
    opacity: 1;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ============================================
   Sections
============================================ */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: clamp(2rem, 4vw, var(--font-size-3xl));
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--color-accent);
    margin: var(--spacing-sm) auto 0;
    border-radius: 2px;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    font-weight: 300;
    margin-top: var(--spacing-sm);
}

/* ============================================
   Services
============================================ */
.services {
    background: var(--color-bg);
}

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

.service-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
}

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

.service-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-bg-alt), var(--color-bg));
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.service-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.service-card p {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ============================================
   Gallery
============================================ */
.gallery {
    background: var(--color-bg-alt);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    aspect-ratio: 1;
    cursor: pointer;
}

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

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

.gallery-item figcaption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-lg);
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: var(--color-white);
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.gallery-item:hover figcaption {
    transform: translateY(0);
}

.gallery-item figcaption h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.gallery-item figcaption p {
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

/* ============================================
   Lightbox
============================================ */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.92);
}

.lightbox-content {
    position: relative;
    max-width: 85vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-img {
    max-width: 85vw;
    max-height: 75vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transition: opacity var(--transition-fast);
}

.lightbox-caption {
    color: var(--color-white);
    text-align: center;
    margin-top: var(--spacing-md);
    font-size: var(--font-size-lg);
    font-weight: 500;
}

.lightbox-counter {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.lightbox-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 2rem;
    z-index: 10001;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    z-index: 10001;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.lightbox-prev {
    left: 1.5rem;
}

.lightbox-next {
    right: 1.5rem;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-50%) scale(1.1);
}

@media (max-width: 768px) {
    .lightbox-prev {
        left: 0.5rem;
    }
    .lightbox-next {
        right: 0.5rem;
    }
    .lightbox-img {
        max-width: 95vw;
        max-height: 70vh;
    }
}

/* ============================================
   About
============================================ */
.about {
    background: var(--color-bg);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-text .lead {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-text p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-text);
}

.feature svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================
   Contact
============================================ */
.contact {
    background: var(--color-bg-alt);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-2xl);
    align-items: stretch;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-sm);
    color: var(--color-white);
    flex-shrink: 0;
}

.contact-card h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.contact-card a,
.contact-card p {
    color: var(--color-text);
    font-weight: 500;
}

.contact-card a:hover {
    color: var(--color-primary);
}

/* Contact Map */
.contact-map {
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.contact-map iframe {
    width: 100%;
    min-height: 380px;
    border-radius: var(--radius-sm);
}

/* WhatsApp Section */
.whatsapp-section {
    margin-top: var(--spacing-2xl);
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.whatsapp-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #25D366;
    color: var(--color-white);
    border-radius: var(--radius-full);
    margin: 0 auto var(--spacing-md);
}

.whatsapp-section p {
    color: var(--color-text-light);
    font-size: var(--font-size-lg);
    max-width: 500px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.7;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    background: #25D366;
    color: var(--color-white);
    font-size: var(--font-size-base);
    font-weight: 500;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    background: #1DA851;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    color: var(--color-white);
}

/* ============================================
   Footer
============================================ */
.footer {
    background: var(--color-bg-dark);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    margin-top: var(--spacing-sm);
    max-width: 300px;
}

.footer-brand img {
    height: 34px;
    width: auto;
}

.footer h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.footer-links ul li,
.footer-services ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-links ul li a {
    color: rgba(255,255,255,0.7);
    transition: color var(--transition-fast);
}

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

.footer-services ul li {
    color: rgba(255,255,255,0.7);
}

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

.footer-bottom p {
    color: rgba(255,255,255,0.5);
    font-size: var(--font-size-sm);
}

/* ============================================
   Back to Top
============================================ */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary-light);
    transform: translateY(-3px);
}

/* ============================================
   Animations (Intersection Observer)
============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ============================================
   Responsive Design
============================================ */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .about-image {
        order: -1;
        max-height: 400px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 60px;
    }

    .nav-toggle {
        display: flex;
        align-items: center;
    }

    .lang-toggle {
        margin-right: 0.5rem;
        padding: 0.3rem 0.7rem;
        font-size: 0.75rem;
    }

    .nav-list {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-lg);
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-xl);
        transition: right var(--transition-base);
    }

    .nav-list.open {
        right: 0;
    }

    .nav-link {
        color: var(--color-text);
        font-size: var(--font-size-lg);
    }

    .section {
        padding: var(--spacing-2xl) 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }

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

    .contact-form {
        padding: var(--spacing-lg);
    }
}

/* ============================================
   Print Styles
============================================ */
@media print {
    .header, .hero-scroll, .back-to-top, .nav-toggle {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: 2rem 0;
    }

    .section {
        padding: 2rem 0;
    }
}