:root {
    --primary-color: #008751; /* Green */
    --secondary-color: #FFCE00; /* Yellow */
    --accent-color: #D21034; /* Red */
    --dark-overlay: rgba(0, 0, 0, 0.6);
    --light-text: #ffffff;
    --dark-text: #333333;
    --font-serif: 'Lora', serif;
    --font-sans-serif: 'Roboto', sans-serif;
}

body {
    font-family: var(--font-sans-serif);
    margin: 0;
    color: var(--dark-text);
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.sticky-header {
    position: sticky;
    top: 0;
    background-color: var(--light-text);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    z-index: 1000;
}

.sticky-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.2em;
    color: var(--primary-color);
}

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

.nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links li {
    margin-left: 20px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-text);
    font-weight: 700;
    transition: color 0.3s;
}

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

.donate-btn {
    background-color: var(--accent-color);
    color: var(--light-text);
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 700;
    transition: background-color 0.3s;
    margin-left: 20px;
}

.donate-btn:hover {
    background-color: #a80c2b;
}

.hamburger-menu {
    display: none;
    cursor: pointer;
}

.hamburger-menu span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark-text);
    margin: 5px 0;
}

/* Hero Section */
.hero {
    position: relative;
    height: 90vh;
    background: url('images/hero.jpg') no-repeat center center/cover;
    color: var(--light-text);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--dark-overlay);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: 4em;
    margin: 0;
}

.hero p {
    font-size: 1.5em;
    margin: 20px 0;
}

.cta-btn {
    background-color: var(--secondary-color);
    color: var(--dark-text);
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 700;
    transition: background-color 0.3s;
}

.cta-btn:hover {
    background-color: #d4a900;
}

/* About Us Section */
.about-us {
    padding: 80px 0;
}

.about-us .container {
    display: flex;
    align-items: center;
    gap: 40px;
}

.about-text {
    flex: 1;
}

.about-image {
    flex: 1;
}

.about-image img {
    max-width: 100%;
    border-radius: 10px;
}

/* Events Section */
.events {
    background-color: #f9f9f9;
    padding: 80px 0;
}

.event-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.event-item {
    background-color: var(--light-text);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.event-item img {
    max-width: 100%;
    border-radius: 5px;
    margin-bottom: 15px;
}

.support-info {
    text-align: center;
}

.contact-btn {
    background-color: var(--primary-color);
    color: var(--light-text);
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 700;
    transition: background-color 0.3s;
}

.contact-btn:hover {
    background-color: #00623d;
}

/* Footer */
footer {
    background-color: var(--dark-text);
    color: var(--light-text);
    padding: 40px 0 20px;
}

footer .container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-col {
    flex: 1;
    min-width: 250px;
}

.footer-col h3 {
    font-family: var(--font-serif);
    color: var(--secondary-color);
    font-size: 1em;
}

.footer-col .email {
    font-size: 1.2em;
}

.footer-col a {
    color: var(--light-text);
    text-decoration: none;
    display: block;
    margin-bottom: 10px;
}

.copyright {
    text-align: center;
    margin-top: 40px;
    border-top: 1px solid #555;
    padding-top: 20px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 500px;
    border-radius: 10px;
    position: relative;
}

.close-btn, .close-btn-thank-you {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close-btn:hover, .close-btn:focus,
.close-btn-thank-you:hover, .close-btn-thank-you:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

#contact-form {
    display: flex;
    flex-direction: column;
}

#contact-form input, #contact-form textarea {
    margin-bottom: 15px;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

#contact-form button {
    background-color: var(--primary-color);
    color: var(--light-text);
    border: none;
    padding: 15px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 700;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 70px;
        right: 20px;
        background-color: white;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        padding: 10px;
        border-radius: 5px;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin: 10px 0;
    }

    .donate-btn {
        display: none;
    }

    .hamburger-menu {
        display: block;
    }

    .hero h1 {
        font-size: 2.5em;
    }

    .about-us .container {
        flex-direction: column;
    }

    footer .container {
        flex-direction: column;
    }
}