/*
  DESIGN SYSTEM:
  - Main Green: #008A26
  - Bright Accent: #01D664
  - Charcoal: #262626
  - Neutral: #F1F4F2 (Light Grey)
  - White: #FFFFFF
*/

:root {
    --main-green: #008A26;
    --bright-green: #01D664;
    --charcoal: #262626;
    --light-grey: #F1F4F2;
    --white: #FFFFFF;
    --text-dark: #333333;
    --text-light: #666666;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

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

/* UTILITIES */
a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--bright-green);
    color: var(--charcoal);
}

.btn-primary:hover {
    background-color: var(--main-green);
    color: var(--white);
}

.btn-outline {
    border-color: var(--white);
    color: var(--white);
}

.btn-outline:hover {
    background-color: var(--white);
    color: var(--main-green);
}

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

.btn-donate:hover {
    background-color: var(--charcoal);
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

/* INFO BANNER */
.info-banner {
    background-color: #E9EEEA;
    border-bottom: 1px solid #DDD;
    padding: 8px 0;
    font-size: 0.9rem;
    text-align: center;
}

.info-banner a {
    color: var(--main-green);
    text-decoration: underline;
}

/* HEADER & NAV */
.main-header {
    background-color: var(--main-green);
    color: var(--white);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.logo-text span {
    color: var(--bright-green);
}

.logo-text.white span {
    color: var(--bright-green);
}

.nav-links {
    display: flex;
    gap: 25px;
}

.nav-item {
    font-weight: 600;
    font-size: 0.95rem;
    opacity: 0.9;
}

.nav-item:hover {
    opacity: 1;
    color: var(--bright-green);
}

.mobile-toggle {
    display: none;
    background: none;
    border: 1px solid var(--white);
    color: var(--white);
    padding: 5px 10px;
    cursor: pointer;
    border-radius: 4px;
    font-weight: 600;
}

/* HERO SECTION */
.hero {
    position: relative;
    height: 80vh;
    min-height: 500px;
    background: url('https://images.unsplash.com/photo-1584516211055-429a578a75c7?auto=format&fit=crop&q=80&w=1600') center/cover no-repeat;
    display: flex;
    align-items: center;
    color: var(--white);
    text-align: center;
}

.hero-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-btns {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* SERVICES GRID */
.services-section {
    padding: 80px 0;
    background-color: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.2rem;
    color: var(--charcoal);
    margin-bottom: 10px;
}

.section-header p {
    color: var(--text-light);
    font-size: 1.1rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border: 1px solid #EEE;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    border-color: var(--main-green);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--charcoal);
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 25px;
    flex-grow: 1;
}

.card-link {
    font-weight: 600;
    color: var(--main-green);
}

.card-link:hover {
    color: var(--charcoal);
}

/* HIGHLIGHT BANNER */
.highlight-banner {
    background-color: var(--light-grey);
    padding: 60px 0;
    border-top: 4px solid var(--main-green);
    border-bottom: 4px solid var(--main-green);
}

.banner-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.banner-text h2 {
    font-size: 2rem;
    color: var(--charcoal);
    margin-bottom: 10px;
}

.banner-text p {
    font-size: 1.1rem;
    color: var(--text-light);
}

/* NEWS SECTION */
.news-section {
    padding: 80px 0;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.news-item {
    border-radius: 12px;
    overflow: hidden;
    background: var(--white);
    border: 1px solid #EEE;
    transition: var(--transition);
}

.news-item:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.news-img {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-weight: 600;
}

.news-content {
    padding: 25px;
}

.news-content h3 {
    margin-bottom: 10px;
}

.news-content p {
    color: var(--text-light);
    margin-bottom: 20px;
}

.read-more {
    font-weight: 600;
    color: var(--main-green);
}

/* FOOTER */
.main-footer {
    background-color: var(--charcoal);
    color: var(--white);
    padding: 60px 0 20px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo-text {
    color: var(--white);
    display: block;
    margin-bottom: 15px;
}

.footer-brand p {
    opacity: 0.7;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 10px;
}

.social-links a {
    background: rgba(255,255,255,0.1);
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.7rem;
    font-weight: bold;
}

.footer-links h4 {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links ul li a {
    opacity: 0.7;
    font-size: 0.9rem;
}

.footer-links ul li a:hover {
    opacity: 1;
    color: var(--bright-green);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.8rem;
    opacity: 0.6;
}

/* RESPONSIVE DESIGN */

@media (max-width: 1024px) {
    .hero h1 { font-size: 2.8rem; }
}

@media (max-width: 840px) {
    .main-nav {
        display: none; /* Hide by default on mobile */
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--main-green);
        padding: 20px 0;
        flex-direction: column;
        align-items: center;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    }

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

    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 20px;
        margin-bottom: 20px;
    }

    .mobile-toggle {
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .banner-flex {
        flex-direction: column;
        text-align: center;
    }

    .hero h1 { font-size: 2.2rem; }
    .hero p { font-size: 1.1rem; }
    .hero-btns { flex-direction: column; }
}

@media (max-width: 600px) {
    .hero h1 { font-size: 1.8rem; }
    .services-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .social-links {
        justify-content: center;
    }
}