/* Importing Nature-inspired fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600&family=Open+Sans:wght@400;600&display=swap');

/* Root color scheme */
:root {
    --earth-green: #2d5a27;
    --leaf-yellow: #f4e409;
    --sky-blue: #a3d5ff;
    --soil-brown: #5c4033;
    --blossom-pink: #ffb7c5;
    --light-background: #f9f9f9;
    --dark-background: #222;
    --text-color: #333;
}

/* Decorative Line with Icon (NEW) */
.decorative-line {
    margin: 1rem 0;
    text-align: center;
    position: relative;
}

.decorative-line::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--leaf-yellow), transparent);
    z-index: 0;
}

.decorative-line svg {
    position: relative;
    z-index: 1;
    background: var(--light-background);
    padding: 0 1rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* General body styles */
body {
    font-family: 'Open Sans', sans-serif;
    background: linear-gradient(to bottom right, var(--sky-blue), #fff);
    animation: backgroundFade 5s ease-in-out infinite;
    color: var(--text-color);
    scroll-behavior: smooth;
    line-height: 1.4; /* Reduced from default 1.6 */
    margin: 0;
}

/* Header Section */
header {
    background: url('https://images.unsplash.com/photo-1534088568595-a066f410bcda?ixlib=rb-1.2.1&auto=format&fit=crop&w=1351&q=80') center/cover no-repeat, linear-gradient(rgba(45, 90, 39, 0.9), rgba(45, 90, 39, 0.7));
    background-attachment: fixed;
    color: white;
    text-align: center;
    padding: 4rem 1rem;
    position: relative;
    animation: fadeInHeader 3s ease-out;
}

header h1 {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    animation: headerTextAnim 1s ease-out;
}

header p {
    font-size: 1.2rem;
    margin-top: 1rem;
    animation: fadeInText 2s ease-out;
}

/* Navigation Section */
nav {
    background: var(--earth-green);
    padding: 1rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    animation: slideInNav 1.5s ease-out;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 1rem 2rem;
    transition: all 0.3s;
}

nav a:hover {
    background: var(--blossom-pink);
    color: var(--soil-brown);
}

/* Section Styling */
.section {
    padding: 2rem 1.5rem;
    max-width: 1200px;
    margin: 2rem auto;
    opacity: 0;
    animation: fadeInSection 2s ease-out forwards;
}

.section:nth-child(even) {
    background: rgba(255, 255, 255, 0.8);
}

/* Flower Divider */
.flower-divider {
    height: 100px;
    background: url('https://images.unsplash.com/photo-1516053256215-940222132676?ixlib=rb-1.2.1&auto=format&fit=crop&w=1267&q=80') center/cover no-repeat;
    opacity: 0.7;
    margin: 2rem 0;
    animation: fadeInFlower 2s ease-out;
}

/* Event and Achievement Cards */
.event-card, .achievement-card {
    background: white;
    padding: 1.5rem;
    margin: 1rem;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    transform: translateY(20px);
    opacity: 0;
    animation: slideInCard 1s ease-out forwards;
}

.event-card h3, .achievement-card h3 {
    font-size: 1.8rem;
    color: var(--earth-green);
    margin-bottom: 1rem;
}

.event-card p, .achievement-card p {
    font-size: 1rem;
    color: #333;
}

.event-card a, .achievement-card a {
    text-decoration: none;
    color: var(--blossom-pink);
    font-weight: bold;
    transition: color 0.3s ease-in-out;
}

.event-card a:hover, .achievement-card a:hover {
    color: var(--soil-brown);
}

/* Nature Quote Styling */
.nature-quote {
    font-style: italic;
    border-left: 4px solid var(--leaf-yellow);
    padding: 1rem;
    margin: 2rem 0;
    background: rgba(255, 255, 255, 0.9);
    animation: fadeInQuote 2s ease-out;
}

/* Button Styles */
.btn {
    background: var(--earth-green);
    color: white;
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: transform 0.3s, background-color 0.3s;
}

.btn:hover {
    transform: translateY(-3px);
    background: var(--soil-brown);
}

/* Button Group Layout */
.button-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}


/* Mobile Menu */
.mobile-menu {
    display: none;
}

@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        text-align: center;
        display: none;
    }

    .mobile-menu {
        display: block;
        text-align: center;
        color: white;
        font-size: 1.5rem;
        cursor: pointer;
    }

    .show-menu {
        display: flex;
    }

    #involve .btn {
        margin: 0.5rem 0; /* Adds vertical spacing */
        width: 100%; /* Makes buttons full-width for better mobile UX */
      }
    .button-group {
        width: 100%;
    }      
}

/* Animations */
@keyframes backgroundFade {
    0% {
        background: linear-gradient(to bottom right, var(--sky-blue), #fff);
    }
    50% {
        background: linear-gradient(to bottom right, var(--leaf-yellow), #fff);
    }
    100% {
        background: linear-gradient(to bottom right, var(--sky-blue), #fff);
    }
}

@keyframes fadeInHeader {
    0% {
        opacity: 0;
        transform: translateY(-50px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes headerTextAnim {
    0% {
        opacity: 0;
        transform: scale(0.5);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

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

@keyframes slideInNav {
    0% {
        opacity: 0;
        transform: translateX(-100%);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInSection {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

@keyframes fadeInFlower {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

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

@keyframes fadeInQuote {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

/* Ensure pulse animation exists (if not already present) */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* Dark Mode Styles */
body.dark-mode {
    background: var(--dark-background);
    color: white;
}

body.dark-mode header {
    background: url('https://images.unsplash.com/photo-1534088568595-a066f410bcda?ixlib=rb-1.2.1&auto=format&fit=crop&w=1351&q=80') center/cover no-repeat, linear-gradient(rgba(45, 90, 39, 0.9), rgba(45, 90, 39, 0.7));
}

body.dark-mode nav {
    background: var(--soil-brown);
}

body.dark-mode .section {
    background: var(--dark-background);
    color: white;
}

body.dark-mode .btn {
    background: var(--soil-brown);
}

/* Dark Mode Toggle Button */
#dark-mode-toggle {
    position: fixed;
    top: 1rem;
    right: 1rem;
    background-color: var(--earth-green);
    color: white;
    padding: 0.8rem;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
}

/* Back to Top Button (NEW) */
#back-to-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    background-color: var(--earth-green);
    color: white;
    padding: 1.2rem;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.8rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s, background-color 0.3s;
    z-index: 1000;
}