:root {
    --bg-dark: #ffffff;
    --text-light: #1e293b;
    --text-muted: #475569;
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --accent-color: #8b5cf6;
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(0, 0, 0, 0.1);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: #0f111a;
    line-height: 1.2;
}

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

/* Layout Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 6rem 0;
}

/* Buttons */
.btn-primary {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(139, 92, 246, 0.3);
}

.btn-secondary {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: transparent;
    color: var(--text-light);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    border: 2px solid rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: rgba(0, 0, 0, 0.05);
    border-color: rgba(0, 0, 0, 0.2);
}

.w-100 { width: 100%; }

/* Glassmorphism Utilities */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* Navigation */
#navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 900;
    color: #0f111a;
}

.logo span {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

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

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

.nav-links .btn-primary {
    color: #fff;
}

.nav-links .btn-primary:hover {
    color: #fff;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(59, 130, 246, 0.05) 0%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding: 0 2rem;
}

.hero h1 {
    font-size: clamp(3rem, 5vw, 5rem);
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #0f111a, #334155);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Mission Section */
.mission-grid {
    max-width: 800px;
    margin: 0 auto;
}

.mission-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.mission-text p {
    margin-bottom: 1rem;
    color: var(--text-muted);
    font-size: 1.1rem;
}

.mission-text strong {
    color: #0f111a;
}

/* Services Section */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    transition: transform 0.3s ease, background 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    background: #ffffff;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
}

.service-card .icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-muted);
}

/* Donate Section */
.donate-section {
    position: relative;
    background: linear-gradient(to bottom, #ffffff, #f8fafc);
}

.donate-stats {
    max-width: 700px;
    margin: 0 auto 3rem;
    color: var(--text-muted);
    font-size: 1.1rem;
}

.stat-highlight {
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 12px;
    padding: 1.5rem;
    margin-top: 1.5rem;
    color: #0f111a;
}

.highlight-amount {
    font-weight: 800;
    color: var(--primary-color);
    font-size: 1.3rem;
}

.donate-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.donate-card {
    text-align: center;
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease;
    border: 2px solid transparent;
}

.donate-card:hover {
    transform: translateY(-8px);
    background: #ffffff;
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px -10px rgba(59, 130, 246, 0.15);
}

.donate-amount {
    font-size: 2.5rem;
    font-weight: 900;
    font-family: var(--font-heading);
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.donate-desc {
    font-weight: 600;
    color: var(--text-light);
}

.mt-4 { margin-top: 2rem; }
.mb-2 { margin-bottom: 0.5rem; }

/* Footer */
footer {
    padding: 3rem 0;
    border-top: 1px solid var(--glass-border);
    text-align: center;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 900;
    margin-bottom: 1rem;
}

.footer-logo span {
    color: var(--primary-color);
}

footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Leadership Section */
.leadership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.team-card {
    text-align: center;
    padding: 2.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
}

.team-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
    margin: 0 auto 1.5rem;
    box-shadow: 0 10px 25px -5px rgba(59, 130, 246, 0.4);
}

.team-image {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1.5rem;
    box-shadow: 0 10px 25px -5px rgba(59, 130, 246, 0.4);
    display: block;
}

.team-name {
    font-size: 1.5rem;
    margin-bottom: 0.2rem;
    color: #0f111a;
}

.team-role {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.team-bio {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

.team-contact {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    font-size: 0.9rem;
    line-height: 1.6;
}

.team-contact a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.team-contact a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.appear {
    opacity: 1;
    transform: translate(0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    

    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
}