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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
}

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

/* Header */
.header {
    background: #fff;
    border-bottom: 1px solid #eee;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    width: 40px;
}

.nav a {
    margin-left: 20px;
    text-decoration: none;
    color: #333;
    font-weight: 500;
}

.hamburger {
    display: none;
    font-size: 22px;
    cursor: pointer;
}

/* Hero */
.hero {
    padding: 80px 0;
    background: #f5f5f5;
}

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

.hero-text h1 {
    font-size: 40px;
    margin-bottom: 20px;
}

.hero-buttons {
    margin-top: 20px;
}

.btn-primary {
    background: #019da8;
    color: #fff;
    padding: 10px 20px;
    border: none;
    margin-right: 10px;
    cursor: pointer;
}

.btn-outline {
    border: 1px solid #019da8;
    padding: 10px 20px;
    background: transparent;
    cursor: pointer;
}

.hero-image img {
    width: 100%;
}

/* Stats */
.stats {
    background: #019da8;
    color: #fff;
    padding: 40px 0;
}

.stats-container {
    display: flex;
    justify-content: space-between;
    text-align: center;
}

/* Services */
.services {
    padding: 80px 0;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.card {
    border: 1px solid #ddd;
    padding: 20px;
    border-radius: 8px;
}

/* Charts */
.donation-expenses {
    padding: 80px 0;
    background: #f9f9f9;
}

.chart-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.chart-grid iframe {
    width: 100%;
    height: 300px;
    background: #fff;
}

/* Donate */
.donate {
    padding: 80px 0;
}

.donate-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.donate-card {
    border: 1px solid #ddd;
    padding: 20px;
    text-align: center;
}

.donate-card button {
    margin-top: 10px;
    padding: 8px 15px;
    background: #019da8;
    color: #fff;
    border: none;
    cursor: pointer;
}

/* Volunteer */
.volunteer {
    background: #019da8;
    color: #fff;
    padding: 80px 0;
}

.volunteer-container {
    display: flex;
    gap: 40px;
}

.vol-benefits {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.benefit {
    background: rgba(255,255,255,0.1);
    padding: 15px;
    border-radius: 6px;
}

/* Footer */
.footer {
    background: #0b2c2f;
    color: #fff;
    padding: 60px 0;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    gap: 30px;
}

.footer ul {
    list-style: none;
}

.footer ul li {
    margin-bottom: 8px;
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.2);
    margin-top: 20px;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-container,
    .volunteer-container {
        flex-direction: column;
    }

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

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

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

@media (max-width: 600px) {
    .nav {
        display: none;
        flex-direction: column;
        background: #fff;
        position: absolute;
        top: 60px;
        right: 20px;
        padding: 20px;
        border: 1px solid #ddd;
    }

    .nav.active {
        display: flex;
    }

    .hamburger {
        display: block;
    }

    .service-grid,
    .donate-grid,
    .stats-container {
        grid-template-columns: 1fr;
        flex-direction: column;
    }
}