html, body {
    font-family: sans-serif;
}

.hero {
    background-color: #008148;
    color: #ffffff;
    min-height: 30vh;
    display: flex;
    align-items: center;
    padding: 48px 6%;
    box-sizing: border-box;
}

.hero-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    gap: 24px;
}

.hero-content {
    flex: 1 1 60%;
}

.hero-title {
    margin: 0 0 8px 0;
    font-size: 9rem;
    line-height: 1;
    font-weight: 700;
}

.hero-slogan {
    margin: 0;
    font-size: 2rem;
    opacity: 0.95;
}

.hero-logo {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-logo img {
    display: block;
    /* width: 140px; */
    height: auto;
    border-radius: 100%;
    background-color: white;
}

.about {
    background: #f7fbf6;
    color: #072a14;
    padding: 56px 6%;
    box-sizing: border-box;
}

.about-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 32px;
    align-items: flex-start;
    justify-content: space-between;
}

.about-content {
    flex: 1 1 60%;
}

.about-title {
    margin: 0 0 12px 0;
    font-size: 2rem;
    color: #0b5d33;
}

.about-lead {
    margin: 0 0 12px 0;
    font-weight: 600;
}

.about-text {
    margin: 0 0 18px 0;
    line-height: 1.6;
    color: #234b36;
}

.about-cta .btn {
    display: inline-block;
    padding: 10px 16px;
    margin-right: 10px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
}

.btn-primary {
    background: #2e8b57;
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: #2e8b57;
    border: 2px solid #2e8b57;
}

.about-cards {
    flex: 0 0 320px;
    display: grid;
    gap: 14px;
}

.card {
    background: #ffffff;
    border-radius: 10px;
    padding: 16px;
    box-shadow: 0 6px 18px rgba(10, 33, 18, 0.06);
}

.card h3 {
    margin: 0 0 6px 0;
    color: #0b5d33;
}

.card p {
    margin: 0;
    font-size: 0.95rem;
    color: #2d5b42;
}

/* Feature section */
.feature {
    background: #B3BFB8;
    color: #0b3e21;
    padding: 56px 6%;
    box-sizing: border-box;
}

.feature-inner {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.feature-title {
    margin: 0 0 50px 0;
    font-size: 1.8rem;
    color: #114e2e;
}

.feature-lead {
    margin: 0 0 28px 0;
    color: #2f6b45;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    align-items: stretch;
}

.feature-card {
    background: #f7fbf6;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 6px 18px rgba(10, 33, 18, 0.04);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
}

.feature-icon {
    background: rgba(46,139,87,0.08);
    padding: 8px;
    border-radius: 10px;
    display: inline-block;
}

.feature-card-title {
    margin: 0;
    font-size: 1.1rem;
    text-align: center;
    color: #0b5d33;
}

.feature-card-text {
    margin: 0;
    color: #2d5b42;
    line-height: 1.5;
    font-size: 0.95rem;
    flex: 1 1 auto;
}

.donation {
    position: relative;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), 
                url('asset/sumatra.jpg') center/cover no-repeat;
    min-height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 6%;
    box-sizing: border-box;
    color: #ffffff;
}

.donation-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 33, 20, 0.55);
    z-index: 1;
}

.donation-inner {
    position: relative;
    z-index: 2;
    max-width: 600px;
    text-align: center;
}

.donation-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.donation-title {
    margin: 0;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.3;
}

.donation-text {
    margin: 0;
    font-size: 1.05rem;
    opacity: 0.95;
    line-height: 1.6;
}

.btn-donation {
    display: inline-block;
    padding: 12px 28px;
    background: #2e8b57;
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
    align-self: center;
    border: 2px solid #2e8b57;
}

.btn-donation:hover {
    background: #1f5e3b;
    border-color: #1f5e3b;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(46, 139, 87, 0.3);
}

/* Responsive */
@media (max-width: 560px) {
    .donation {
        min-height: 320px;
        padding: 40px 6%;
    }
    .donation-title {
        font-size: 1.5rem;
    }
    .donation-text {
        font-size: 0.95rem;
    }
}

@media (max-width: 980px) {
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 560px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }
    .feature-card {
        align-items: center;
        text-align: center;
    }
    .feature-card .feature-icon { margin-bottom: 6px; }
}

@media (max-width: 820px) {
    .about-inner {
        flex-direction: column;
        text-align: center;
    }
    .about-cards {
        flex-basis: auto;
        grid-template-columns: 1fr;
    }
    .about-content { order: 2; }
    .about-cards { order: 1; width: 100%; }
}


@media (max-width: 768px) {
    .hero-inner {
        flex-direction: column-reverse;
        text-align: center;
    }
    .hero-content { width: 100%; }
    .hero-logo { margin-bottom: 16px; }
    .hero-title { font-size: 1.8rem; }
}