:root {
    /* Color Palette - Hindu Temple Theme */
    --primary-saffron: #FF9933;
    --deep-orange: #E65100;
    --golden: #FFD700;
    --maroon: #800020;
    --sacred-red: #DC143C;
    --white: #FFFFFF;
    --cream: #FFF8E7;
    --dark-brown: #3E2723;
    --light-saffron: #FFE0B2;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-saffron) 0%, var(--deep-orange) 100%);
    --gradient-golden: linear-gradient(135deg, var(--golden) 0%, var(--primary-saffron) 100%);
    --gradient-overlay: linear-gradient(180deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.3) 100%);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Noto Sans Tamil', 'Inter', sans-serif;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-golden: 0 4px 20px rgba(255, 215, 0, 0.3);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 50%;
}

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

body {
    font-family: var(--font-body);
    color: var(--dark-brown);
    background-color: var(--cream);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--maroon);
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

h4 {
    font-size: 1.5rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    padding: 0.8rem 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--maroon);
    text-decoration: none;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.logo::before {
    content: "🕉️";
    font-size: 1.3rem;
    flex-shrink: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.2rem;
    align-items: center;
    margin-left: auto;
    padding-right: 0.5rem;
    flex-shrink: 0;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark-brown);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
    white-space: nowrap;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-menu a:hover {
    color: var(--primary-saffron);
}

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

.nav-menu a.active {
    color: var(--primary-saffron);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--maroon);
    position: relative;
    z-index: 10;
}

/* Hero Slider */
.hero-slider {
    margin-top: 70px;
    height: 600px;
    position: relative;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.slide.active {
    opacity: 1;
}

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

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-content {
    text-align: center;
    color: var(--white);
    padding: var(--spacing-md);
    animation: slideUp 1s ease-out;
}

.slide-content h1 {
    color: var(--white);
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
}

.slide-content p {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
}

.slider-controls {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-sm);
    z-index: 10;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.5);
    border: 2px solid var(--white);
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-dot.active {
    background: var(--golden);
    transform: scale(1.2);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

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

.btn-golden {
    background: var(--gradient-golden);
    color: var(--dark-brown);
    box-shadow: var(--shadow-golden);
}

.btn-golden:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(255, 215, 0, 0.4);
}

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

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

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

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

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

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    margin: var(--spacing-sm) auto 0;
    border-radius: 2px;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.card-glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Grid Layouts */
.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(280px, 1fr));
}

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

/* Gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    cursor: pointer;
    aspect-ratio: 4/3;
}

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

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(128, 0, 32, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.gallery-overlay span {
    color: var(--white);
    font-size: 3rem;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

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

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    border-radius: var(--radius-md);
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 3rem;
    color: var(--white);
    cursor: pointer;
    background: rgba(0, 0, 0, 0.5);
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.lightbox-close:hover {
    background: rgba(0, 0, 0, 0.8);
}

/* Footer */
.footer {
    background: var(--dark-brown);
    color: var(--cream);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-section h3 {
    color: var(--golden);
    margin-bottom: var(--spacing-sm);
}

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

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

.footer-section a {
    color: var(--cream);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

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

/* Animations */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn 1s ease-in;
}

/* Form Styles */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--maroon);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--light-saffron);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-saffron);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Donation Amount Options */
.donation-amounts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.amount-option {
    padding: 1rem;
    border: 2px solid var(--light-saffron);
    border-radius: var(--radius-sm);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--white);
}

.amount-option:hover {
    border-color: var(--primary-saffron);
    transform: translateY(-2px);
}

.amount-option.selected {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: var(--primary-saffron);
}

/* Responsive Design */

/* Tablet and Small Desktop */
@media (max-width: 1024px) {
    .nav-container {
        padding: 0 1rem;
    }

    .logo {
        font-size: 0.9rem;
    }

    .nav-menu {
        gap: 1rem;
    }

    .nav-menu a {
        font-size: 0.9rem;
    }

    .container {
        padding: 0 1.5rem;
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile Devices */
@media (max-width: 768px) {

    /* Base font size for better readability */
    body {
        font-size: 16px;
    }

    /* Navigation */
    .navbar {
        padding: 0.5rem 0;
    }

    .nav-container {
        padding: 0 1rem;
        min-height: 50px;
        align-items: center;
        justify-content: center;
        position: relative;
    }

    .logo {
        font-size: 0.65rem;
        gap: 0.3rem;
        max-width: 75%;
        white-space: normal;
        line-height: 1.3;
        overflow: visible;
        text-overflow: clip;
        text-align: center;
    }

    .logo::before {
        font-size: 1rem;
    }

    .mobile-toggle {
        display: block;
        font-size: 1.5rem;
        padding: 0.5rem;
        position: absolute;
        left: 1rem;
        top: 50%;
        transform: translateY(-50%);
    }

    /* Mobile Menu */
    .nav-menu {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 60px);
        background: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        padding: 2rem 1.5rem;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-lg);
        gap: 0;
        align-items: flex-start;
        overflow-y: auto;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid rgba(139, 69, 19, 0.1);
    }

    .nav-menu a {
        display: block;
        padding: 1rem 0;
        font-size: 1.1rem;
        width: 100%;
    }

    .nav-menu.active {
        left: 0;
    }

    .mobile-toggle {
        display: block;
        font-size: 1.5rem;
        padding: 0.5rem;
    }

    /* Hero Section */
    .hero-slider {
        height: 400px;
        margin-top: 60px;
    }

    .slide-content {
        padding: 1.5rem;
    }

    .slide-content h1 {
        font-size: 2rem;
        line-height: 1.3;
    }

    .slide-content p {
        font-size: 1rem;
        margin: 1rem 0;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.95rem;
    }

    /* Typography */
    h1 {
        font-size: 2.2rem;
        line-height: 1.3;
    }

    h2 {
        font-size: 1.8rem;
        line-height: 1.3;
    }

    h3 {
        font-size: 1.4rem;
        line-height: 1.4;
    }

    h4 {
        font-size: 1.2rem;
    }

    /* Sections */
    .section {
        padding: 3rem 0;
    }

    .container {
        padding: 0 1rem;
    }

    /* Grid Layouts */
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    /* Cards */
    .card {
        padding: 1.5rem;
    }

    /* Gallery */
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 0.8rem;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-section ul {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    /* Forms */
    .form-group {
        margin-bottom: 1.2rem;
    }

    input,
    textarea,
    select {
        font-size: 16px;
        /* Prevents zoom on iOS */
    }

    /* Donation amounts */
    .donation-amounts {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }

    .amount-option {
        padding: 0.8rem;
        font-size: 0.95rem;
    }
}

/* Small Mobile Devices */
@media (max-width: 480px) {

    /* Logo even smaller */
    .logo {
        font-size: 0.65rem;
        max-width: 60%;
    }

    .logo::before {
        font-size: 0.9rem;
    }

    /* Hero */
    .hero-slider {
        height: 350px;
    }

    .slide-content h1 {
        font-size: 1.6rem;
    }

    .slide-content p {
        font-size: 0.9rem;
    }

    /* Typography */
    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.2rem;
    }

    /* Sections */
    .section {
        padding: 2rem 0;
    }

    /* Gallery */
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }

    /* Donation amounts */
    .donation-amounts {
        grid-template-columns: 1fr;
    }

    /* Cards */
    .card {
        padding: 1.2rem;
    }

    /* Buttons */
    .btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
    }
}

/* Landscape Mobile */
@media (max-width: 768px) and (orientation: landscape) {
    .hero-slider {
        height: 300px;
    }

    .slide-content h1 {
        font-size: 1.8rem;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {

    /* Larger touch targets */
    .btn {
        min-height: 44px;
        min-width: 44px;
    }

    .nav-menu a {
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .mobile-toggle {
        min-height: 44px;
        min-width: 44px;
    }

    /* Remove hover effects on touch devices */
    .card:hover {
        transform: none;
    }

    .btn:hover {
        transform: none;
    }
}