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

:root {
    --navy-blue: #0a2540;
    --ocean-blue: #1e5a8e;
    --light-blue: #4a90c8;
    --sky-blue: #87ceeb;
    --white: #ffffff;
    --off-white: #f8f9fa;
    --light-gray: #e9ecef;
    --gray: #6c757d;
    --dark-gray: #343a40;
    --accent-orange: #ff6b35;
    --success-green: #28a745;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
}

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

header {
    background-color: var(--navy-blue);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

nav {
    padding: 1rem 0;
}

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

.logo h1 {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 600;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    margin: 3px 0;
    transition: 0.3s;
}

.hero {
    background: linear-gradient(135deg, var(--ocean-blue) 0%, var(--light-blue) 100%);
    color: var(--white);
    padding: 120px 20px 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><path d="M0 50 Q 25 30, 50 50 T 100 50" stroke="rgba(255,255,255,0.1)" fill="none" stroke-width="2"/></svg>') repeat;
    opacity: 0.3;
}

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

.hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.2;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-button {
    display: inline-block;
    padding: 15px 40px;
    background-color: var(--accent-orange);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.cta-button:hover {
    background-color: #e55a2b;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

section {
    padding: 80px 20px;
}

section h2 {
    font-size: 2.5rem;
    color: var(--navy-blue);
    margin-bottom: 2rem;
    text-align: center;
}

.about {
    background-color: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

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

.mission-box {
    background: linear-gradient(135deg, var(--ocean-blue), var(--light-blue));
    color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.mission-box h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.programs {
    background-color: var(--off-white);
}

.program-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.program-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.program-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.12);
}

.program-card h3 {
    color: var(--ocean-blue);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.program-card p {
    line-height: 1.7;
}

.donate {
    background-color: var(--white);
}

.donate-intro {
    text-align: center;
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 3rem;
    color: var(--gray);
}

.donation-methods {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.qr-section {
    text-align: center;
}

.qr-section h3 {
    color: var(--navy-blue);
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.qr-codes {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.qr-item {
    text-align: center;
}

.qr-placeholder {
    width: 200px;
    height: 200px;
    background-color: var(--light-gray);
    border: 2px dashed var(--gray);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    padding: 1rem;
}

.qr-placeholder p {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.qr-instructions {
    font-size: 0.8rem;
    font-style: italic;
}

.qr-item > p {
    font-weight: 600;
    color: var(--navy-blue);
}

.qr-note {
    margin-top: 1.5rem;
    color: var(--gray);
    font-style: italic;
}

.donate-info {
    background-color: var(--off-white);
    padding: 2rem;
    border-radius: 10px;
}

.donate-info h3 {
    color: var(--navy-blue);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.donate-info ul {
    list-style: none;
    margin-bottom: 1.5rem;
}

.donate-info ul li {
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--light-gray);
    line-height: 1.6;
}

.donate-info ul li:last-child {
    border-bottom: none;
}

.tax-deductible {
    background-color: var(--sky-blue);
    color: var(--navy-blue);
    padding: 1rem;
    border-radius: 5px;
    font-weight: 600;
    text-align: center;
}

.contact {
    background-color: var(--off-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-info h3,
.contact-form h3 {
    color: var(--navy-blue);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.contact-details {
    margin-top: 2rem;
}

.contact-details p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 12px;
    border: 2px solid var(--light-gray);
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--light-blue);
}

.submit-button {
    padding: 12px 30px;
    background-color: var(--ocean-blue);
    color: var(--white);
    border: none;
    border-radius: 5px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-button:hover {
    background-color: var(--light-blue);
}

.form-note {
    font-size: 0.85rem;
    color: var(--gray);
    font-style: italic;
    margin-top: 0.5rem;
}

.form-note a {
    color: var(--ocean-blue);
}

footer {
    background-color: var(--navy-blue);
    color: var(--white);
    padding: 50px 20px 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
    color: var(--sky-blue);
}

.footer-section p {
    line-height: 1.7;
    opacity: 0.9;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.footer-section ul li a:hover {
    opacity: 1;
    color: var(--sky-blue);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--navy-blue);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        gap: 0;
    }

    .nav-links li {
        padding: 1rem 0;
    }

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

    .mobile-menu-toggle {
        display: flex;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .about-content,
    .donation-methods,
    .contact-content {
        grid-template-columns: 1fr;
    }

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

    section {
        padding: 60px 20px;
    }

    section h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero h2 {
        font-size: 1.8rem;
    }

    .qr-codes {
        flex-direction: column;
        align-items: center;
    }
}