/* Variables for theming */
:root {
    --primary-color: #3498db;
    --secondary-color: #2ecc71;
    --primary-gradient: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    --secondary-gradient: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
    --text-color: #333;
    --bg-color: #f9f9f9;
    --card-bg: #ffffff;
    --header-bg: #ffffff;
    --footer-bg: #222;
    --footer-text: #f9f9f9;
    --shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    --card-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    --hover-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    --border-radius: 12px;
    --transition: all 0.4s cubic-bezier(0.215, 0.61, 0.355, 1);
}

/* Dark theme variables */
.dark-mode {
    --primary-color: #4facfe;
    --secondary-color: #2ecc71;
    --primary-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --secondary-gradient: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
    --text-color: #f9f9f9;
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --header-bg: #1a1a1a;
    --footer-bg: #0a0a0a;
    --footer-text: #f9f9f9;
    --shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    --card-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    --hover-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    transition: var(--transition);
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(52, 152, 219, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(46, 204, 113, 0.05) 0%, transparent 50%);
    background-attachment: fixed;
}

.dark-mode body {
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(79, 172, 254, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(46, 204, 113, 0.05) 0%, transparent 50%);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

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

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

a:hover {
    color: var(--secondary-color);
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    z-index: -1;
}

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

.btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.btn:active {
    transform: translateY(1px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

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

.btn-primary:hover {
    background: var(--primary-gradient);
    background-position: right center;
    color: white;
}

.btn-secondary {
    background: var(--secondary-gradient);
    color: white;
}

.btn-secondary:hover {
    background: var(--secondary-gradient);
    background-position: right center;
    color: white;
}

.section-title {
    text-align: center;
    margin-bottom: 2.5rem;
    font-size: 2.5rem;
    font-weight: 700;
    position: relative;
    padding-bottom: 15px;
    color: var(--text-color);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.section-title::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

/* Header */
header {
    background-color: var(--header-bg);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.85);
}

.dark-mode header {
    background-color: rgba(26, 26, 26, 0.85);
}

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

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

.logo img {
    height: 45px;
    margin-right: 12px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    transition: var(--transition);
}

.logo img:hover {
    transform: rotate(5deg) scale(1.05);
}

.logo h1 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary-color);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    color: var(--text-color);
    font-weight: 600;
    transition: var(--transition);
    padding: 8px 0;
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    bottom: 0;
    left: 0;
    background: var(--primary-gradient);
    transition: var(--transition);
    border-radius: 3px;
}

nav ul li a:hover::after,
nav ul li a.active::after {
    width: 100%;
}

.theme-toggle {
    cursor: pointer;
    margin-left: 25px;
    font-size: 1.3rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.theme-toggle:hover {
    transform: rotate(30deg) scale(1.1);
    color: var(--secondary-color);
}

.menu-toggle {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    padding: 7rem 0;
    background: var(--primary-gradient);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 150%;
    height: 150px;
    background: var(--bg-color);
    bottom: -70px;
    left: -25%;
    border-radius: 50%;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h2 {
    font-size: 3.2rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    animation: fadeInDown 1s ease forwards;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.3s;
}

/* Featured Categories */
.featured {
    padding: 7rem 0 5rem;
    background-color: var(--bg-color);
    position: relative;
}

.featured-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
}

.category-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    text-align: center;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    transform: translateY(0);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    z-index: -1;
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: var(--hover-shadow);
}

.category-card:hover::before {
    opacity: 0.05;
}

.category-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    transition: var(--transition);
    position: relative;
}

.category-card:hover .category-icon {
    transform: scale(1.1);
    color: var(--primary-color);
}

.category-card h3 {
    font-weight: 600;
    font-size: 1.3rem;
    transition: var(--transition);
}

.category-card:hover h3 {
    color: var(--primary-color);
}

/* Communities Section */
.communities {
    padding: 5rem 0;
    background-color: var(--bg-color);
}

.filter-container {
    display: flex;
    justify-content: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

#community-search, #category-filter {
    padding: 12px 20px;
    margin: 10px;
    border: 1px solid #ddd;
    border-radius: 30px;
    font-size: 1rem;
    min-width: 250px;
    background-color: var(--card-bg);
    color: var(--text-color);
    transition: var(--transition);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

#community-search:focus, #category-filter:focus {
    border-color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.2);
    outline: none;
}

.communities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
    gap: 40px;
}

.community-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    position: relative;
    transform: translateY(0);
}

.community-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--hover-shadow);
}

.community-image {
    height: 220px;
    overflow: hidden;
    position: relative;
}

.community-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.3) 100%);
}

.community-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.community-card:hover .community-image img {
    transform: scale(1.08);
}

.community-info {
    padding: 25px;
}

.community-info h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--text-color);
    transition: var(--transition);
}

.community-card:hover .community-info h3 {
    color: var(--primary-color);
}

.community-description {
    color: var(--text-color);
    opacity: 0.9;
    margin-bottom: 20px;
    font-size: 1rem;
    line-height: 1.5;
}

.community-link {
    display: inline-block;
    padding: 10px 20px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 30px;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.community-link:hover {
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 7px 15px rgba(0, 0, 0, 0.15);
}

/* About Section */
.about {
    padding: 7rem 0;
    background-color: var(--bg-color);
    position: relative;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    position: relative;
    transform: perspective(1000px) rotateY(3deg);
    transition: var(--transition);
}

.about-image:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.about-image img {
    display: block;
    transition: var(--transition);
}

.about-image:hover img {
    transform: scale(1.05);
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.95;
}

/* Contact Section */
.contact {
    padding: 5rem 0 7rem;
    background-color: var(--bg-color);
    position: relative;
}

.contact-form {
    max-width: 650px;
    margin: 0 auto;
    background-color: var(--card-bg);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.contact-form:hover {
    box-shadow: var(--hover-shadow);
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 1.05rem;
    transition: var(--transition);
}

.form-group input:focus + label,
.form-group textarea:focus + label {
    color: var(--primary-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    background-color: var(--card-bg);
    color: var(--text-color);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
    outline: none;
}

.success-message {
    text-align: center;
    padding: 30px 15px;
}

.success-message i {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.success-message h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--secondary-color);
}

/* Footer */
footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    padding: 4rem 0 1rem;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    width: 150%;
    height: 100px;
    background: var(--bg-color);
    top: -50px;
    left: -25%;
    border-radius: 50%;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 50px;
    margin-bottom: 3rem;
    position: relative;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-logo img {
    height: 45px;
    margin-bottom: 15px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.footer-links h4,
.footer-social h4 {
    font-size: 1.2rem;
    margin-bottom: 1.2rem;
    position: relative;
    padding-bottom: 8px;
    color: var(--primary-color);
}

.footer-links h4::after,
.footer-social h4::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 3px;
}

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

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

.footer-links ul li a {
    color: var(--footer-text);
    opacity: 0.8;
    transition: var(--transition);
    display: inline-block;
}

.footer-links ul li a:hover {
    opacity: 1;
    color: var(--primary-color);
    transform: translateX(5px);
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 45px;
    width: 45px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--footer-text);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.social-icons a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 50%;
    transition: var(--transition);
    opacity: 0;
    z-index: -1;
}

.social-icons a:hover::before {
    opacity: 1;
}

.social-icons a:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 25px;
    text-align: center;
    font-size: 0.95rem;
    opacity: 0.7;
}

/* Loader Animation */
.loader {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 150px;
}

.loader::after {
    content: "";
    width: 50px;
    height: 50px;
    border: 5px solid rgba(0, 0, 0, 0.1);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: loading 0.85s ease infinite;
}

@keyframes loading {
    from {
        transform: rotate(0turn);
    }
    to {
        transform: rotate(1turn);
    }
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate {
    animation: fadeIn 0.8s ease forwards;
}

/* No results styling */
.no-results {
    text-align: center;
    padding: 40px 20px;
    font-size: 1.2rem;
    color: var(--text-color);
    opacity: 0.7;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    border-radius: 6px;
    border: 3px solid var(--bg-color);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, var(--secondary-color), var(--primary-color));
}

/* Responsive Styles */
@media (max-width: 992px) {
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .hero h2 {
        font-size: 2.8rem;
    }
    
    .about-image {
        transform: perspective(1000px) rotateY(0);
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 80%;
        height: calc(100vh - 70px);
        background-color: var(--card-bg);
        transition: 0.4s;
        box-shadow: var(--shadow);
        z-index: 1000;
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }
    
    nav.active {
        left: 0;
    }
    
    nav ul {
        flex-direction: column;
        padding: 25px;
    }
    
    nav ul li {
        margin: 15px 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .communities-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
    
    .hero h2 {
        font-size: 2.3rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .hero {
        padding: 5rem 0;
    }
    
    .hero h2 {
        font-size: 1.9rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 1.7rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 35px;
    }
    
    .footer-logo {
        align-items: center;
    }
    
    .footer-links h4::after,
    .footer-social h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .social-icons {
        justify-content: center;
    }
    
    .filter-container {
        flex-direction: column;
        align-items: center;
    }
    
    #community-search, #category-filter {
        width: 100%;
    }
    
    .community-card {
        border-radius: var(--border-radius);
    }
}

/* Photo Contest Section */
.photo-contest {
    padding: 5rem 0;
    background-color: var(--bg-color);
    position: relative;
    overflow: hidden;
}

.contest-wrapper {
    display: flex;
    align-items: center;
    gap: 3rem;
    width: 100%;
    box-shadow: var(--card-shadow);
    border-radius: var(--border-radius);
    background-color: var(--card-bg);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
    cursor: default;
}

.contest-wrapper:hover {
    transform: translateY(-3px);
    box-shadow: var(--hover-shadow);
}

/* Remove the hover::after effect */
.contest-wrapper:hover::after {
    display: none;
}

.contest-image {
    flex: 1;
    position: relative;
    overflow: hidden;
    min-height: 400px;
}

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

.contest-content:hover .contest-image img {
    transform: scale(1.05);
}

.contest-details {
    flex: 1;
    padding: 2rem;
}

.contest-details h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-weight: 700;
}

.contest-details p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-color);
}

.contest-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    width: 100%;
}

.contest-loading p {
    margin-top: 1rem;
    font-size: 1.1rem;
    color: var(--text-color);
}

.contest-link-container {
    margin-top: 2rem;
}

.contest-btn {
    padding: 14px 30px;
    font-size: 1.1rem;
}

.contest-note {
    margin-top: 1rem;
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Media queries for responsive design */
@media (max-width: 992px) {
    .contest-wrapper {
        flex-direction: column;
    }
    
    .contest-image {
        width: 100%;
        min-height: 300px;
    }
    
    .contest-details {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .contest-image {
        min-height: 200px;
    }
    
    .contest-details h3 {
        font-size: 1.5rem;
    }
    
    .contest-details p {
        font-size: 1rem;
    }
    
    .contest-wrapper:hover::after {
        font-size: 1.2rem;
    }
}

/* Contest Button Styles */
.contest-button {
    margin-top: 1.5rem;
    padding: 0.9rem 1.8rem;
    border: none;
    border-radius: 30px;
    background: var(--primary-gradient);
    color: white;
    font-weight: bold;
    font-size: 1.1rem;
    transition: var(--transition);
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.contest-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: var(--transition);
    z-index: -1;
}

.contest-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

.contest-button:hover::before {
    width: 100%;
}

/* Fallback notification styling */
.fallback-notification {
    background-color: rgba(255, 193, 7, 0.1);
    border-left: 4px solid #ffc107;
    padding: 10px 15px;
    margin-bottom: 20px;
    width: 100%;
    font-size: 0.9rem;
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-radius: var(--border-radius);
}

.fallback-notification button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    margin-left: 10px;
    transition: var(--transition);
}

.fallback-notification button:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

/* Contest Error Styling */
.contest-error {
    padding: 2rem;
    text-align: center;
    background-color: rgba(255, 0, 0, 0.05);
    border-radius: var(--border-radius);
    border-left: 4px solid #ff5252;
}

.contest-error p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--text-color);
}