/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --clr-primary: #1F4529; /* Deep Forest Green */
    --clr-primary-light: #47663B; /* Moss Green */
    --clr-secondary: #EED3B1; /* Soft Earth/Sand */
    --clr-accent: #E8ECD7; /* Light sage/cream */
    --clr-bg: #F8F9FA; /* Off-white */
    --clr-text-main: #2C3E2D; /* Dark Greenish Gray */
    --clr-text-light: #6c757d;
    --clr-white: #ffffff;
    
    /* Typography */
    --font-sans: 'Outfit', sans-serif;
    --font-serif: 'Playfair Display', serif;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    
    /* Shadows */
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 40px rgba(31, 69, 41, 0.15);
}

/* ===== Resets & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--clr-text-main);
    background-color: var(--clr-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(3rem, 6vw, 5rem);
    font-family: var(--font-serif);
    font-weight: 600;
    color: var(--clr-white);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-family: var(--font-serif);
    font-weight: 600;
    color: var(--clr-primary);
}

.container {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 4rem 0;
}

.bg-light {
    background-color: var(--clr-white);
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 500;
    font-size: 1.1rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: 50px;
    z-index: -1;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-normal);
}

.btn:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.btn-primary {
    background-color: var(--clr-secondary);
    color: var(--clr-primary);
}

.btn-primary::before {
    background-color: var(--clr-primary-light);
}

.btn-primary:hover {
    color: var(--clr-white);
}

.btn-secondary {
    background-color: var(--clr-primary);
    color: var(--clr-white);
}

.btn-secondary::before {
    background-color: var(--clr-secondary);
}

.btn-secondary:hover {
    color: var(--clr-primary);
}

.btn.outline {
    background-color: transparent;
    border: 2px solid var(--clr-white);
    color: var(--clr-white);
}

.btn.outline::before {
    background-color: var(--clr-white);
}

.btn.outline:hover {
    color: var(--clr-primary);
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: var(--shadow-sm);
}

.navbar.scrolled .logo, 
.navbar.scrolled .nav-links a,
.navbar.scrolled .mobile-menu-btn {
    color: var(--clr-primary);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-serif);
    color: var(--clr-white);
}

.logo-icon {
    font-size: 2rem !important;
}

.nav-links {
    display: flex;
    gap: 3rem;
}

.nav-links a {
    color: var(--clr-white);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--clr-secondary);
    transition: width var(--transition-normal);
}

.nav-links a:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--clr-white);
    cursor: pointer;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--clr-primary);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    transition: right var(--transition-normal);
}

.mobile-menu.active {
    right: 0;
}

.close-menu-btn {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: none;
    border: none;
    color: var(--clr-white);
    cursor: pointer;
}

.mobile-link {
    font-size: 2rem;
    font-family: var(--font-serif);
    color: var(--clr-white);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px; /* Space for navbar */
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.05); /* Slight scale for potential animation later */
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(31, 69, 41, 0.9) 0%, rgba(31, 69, 41, 0.4) 100%);
}

.hero-content {
    max-width: 800px;
    padding: 0 4rem;
    color: var(--clr-white);
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
}

/* ===== About Section ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background-color: var(--clr-accent);
    color: var(--clr-primary);
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}

.about-text h2 span {
    color: var(--clr-primary-light);
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--clr-text-light);
    font-size: 1.1rem;
}

.about-image {
    position: relative;
    height: 100%;
    min-height: 500px;
    background: url('ngo_hero.png') center/cover;
    border-radius: 30px;
    box-shadow: var(--shadow-lg);
}

/* If we only have one image, we'll re-use it or just style a nice card.
   Wait, using same image might look repetitive, let's style a beautiful abstract shape or overlay card instead */
.about-image {
    background: linear-gradient(135deg, var(--clr-primary-light), var(--clr-primary));
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3rem;
}

.glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    color: var(--clr-white);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
}

.icon-large {
    font-size: 4rem !important;
    margin-bottom: 1.5rem;
    color: var(--clr-secondary);
}

/* ===== Initiatives Section ===== */
.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.card {
    background-color: var(--clr-bg);
    padding: 3rem 2rem;
    border-radius: 20px;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
    overflow: hidden;
    z-index: 1;
    text-align: center;
}

.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background-color: var(--clr-primary-light);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.card:hover::before {
    transform: scaleX(1);
}

.card-icon {
    width: 70px;
    height: 70px;
    background-color: var(--clr-accent);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem;
    color: var(--clr-primary);
}

.card-icon span {
    font-size: 2rem;
}

.card h3 {
    font-family: var(--font-serif);
    color: var(--clr-primary);
    font-size: 1.5rem;
}

.card p {
    color: var(--clr-text-light);
}

.card ul {
    margin-top: 1.5rem;
    padding-left: 0.5rem;
    list-style-type: none;
}

.card li {
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
    color: var(--clr-text-light);
    position: relative;
    padding-left: 1.5rem;
}

.card li::before {
    content: '•';
    color: var(--clr-primary);
    font-weight: bold;
    display: inline-block;
    position: absolute;
    left: 0;
}

/* ===== Impact Section ===== */
.impact {
    position: relative;
    background-color: var(--clr-primary);
    color: var(--clr-white);
    padding: 6rem 0;
}

/* Subtle background pattern */
.impact-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: radial-gradient(var(--clr-primary-light) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.1;
}

.impact-container h2 {
    color: var(--clr-white);
    text-align: center;
    margin-bottom: 4rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-item h3 {
    font-size: 4rem;
    font-weight: 700;
    color: var(--clr-secondary);
    margin-bottom: 0.5rem;
    font-family: var(--font-sans);
}

.stat-item h3::after {
    content: '+';
}

.stat-item span {
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
}

/* ===== CTA Section ===== */
.bg-gradient {
    background: linear-gradient(135deg, var(--clr-accent), #fefdfa);
}

.cta-container {
    text-align: center;
    max-width: 800px;
}

.cta-container h2 {
    margin-bottom: 1.5rem;
}

.cta-container p {
    font-size: 1.25rem;
    color: var(--clr-text-light);
    margin-bottom: 3rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

/* ===== Footer ===== */
.footer {
    background-color: #112818; /* Extremely dark green */
    color: var(--clr-white);
    padding: 5rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    margin-bottom: 1.5rem;
    display: inline-flex;
}

.footer-brand p {
    opacity: 0.7;
    max-width: 300px;
}

.footer h4 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--clr-secondary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-links a {
    opacity: 0.7;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--clr-secondary);
    padding-left: 5px; /* Subtle interaction */
}

.footer-contact p {
    opacity: 0.7;
    margin-bottom: 0.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.9rem;
    transition: all var(--transition-short);
}

.social-links a:hover {
    background-color: var(--clr-secondary);
    color: var(--clr-primary);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.6;
    font-size: 0.9rem;
}

/* ===== Modal Section ===== */
.modal {
    display: none;
    position: fixed;
    z-index: 3000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    justify-content: center;
    align-items: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--clr-white);
    padding: 3rem;
    border-radius: 20px;
    width: 90%;
    max-width: 500px;
    position: relative;
    box-shadow: var(--shadow-lg);
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.close-btn {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 2rem;
    cursor: pointer;
    color: var(--clr-text-light);
    line-height: 1;
    background: none;
    border: none;
    transition: color var(--transition-fast);
}

.close-btn:hover {
    color: var(--clr-primary);
}

.modal-content h2 {
    margin-bottom: 0.5rem;
    color: var(--clr-primary);
}

.modal-content p {
    color: var(--clr-text-light);
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--clr-text-main);
}

.form-control {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
    background-color: #fafafa;
}

.form-control:focus {
    outline: none;
    border-color: var(--clr-primary);
    background-color: var(--clr-white);
}

textarea.form-control {
    resize: vertical;
}

/* ===== Animations classes ===== */
.reveal {
    opacity: 0;
    visibility: hidden;
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
    opacity: 1;
    visibility: visible;
}

.fade-up {
    transform: translateY(50px);
}

.fade-up.active {
    transform: translateY(0);
}

.fade-left {
    transform: translateX(-50px);
}

.fade-left.active {
    transform: translateX(0);
}

.fade-right {
    transform: translateX(50px);
}

.fade-right.active {
    transform: translateX(0);
}

/* ===== Media Queries ===== */
@media (max-width: 992px) {
    h1 { font-size: 3.5rem; }
    h2 { font-size: 2.8rem; }
    
    .about-grid { gap: 3rem; }
    .hero-content { padding: 0 2rem; }
}

@media (max-width: 768px) {
    .section { padding: 4rem 0; }
    .container { padding: 0 1.5rem; }
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    .nav-links, .navbar .btn { display: none; }
    .mobile-menu-btn { 
        display: block; 
        font-size: 2rem;
        padding-top: 5px;
    }
    
    .hero-content { padding: 0 1rem; text-align: center; margin: 0 auto; }
    .hero-content p { font-size: 1.1rem; }
    .hero-buttons { flex-direction: column; gap: 1rem; width: 100%; }
    .hero-buttons .btn { width: 100%; }
    
    .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .about-image { min-height: 350px; padding: 2rem 1rem; }
    
    .cards-grid { grid-template-columns: 1fr; gap: 2rem; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
    
    .footer-grid { grid-template-columns: 1fr; gap: 2.5rem; text-align: center; }
    .footer-logo { justify-content: center; }
    .social-links { justify-content: center; }
    .footer-brand p { margin: 0 auto; }
    
    .cta-buttons { flex-direction: column; width: 100%; }
    .cta-buttons .btn { width: 100%; }
    
    .navbar.scrolled { padding: 1rem 0; }
    .mobile-link { font-size: 1.5rem; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    h1 { font-size: 2.2rem; }
}