:root {
    --urgent-red: #E83E2D;
    --urgent-red-hover: #c73324;
    --growth-green: #76B82D;
    --deep-forest: #3A6D35;
    --deep-forest-dark: #244621;
    --text-main: #333333;
    --text-muted: #666666;
    --bg-main: #FDFDFD;
    --bg-subtle: #F4F7F6;
    --white: #FFFFFF;
    
    --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(0,0,0,0.12);
    
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
    font-family: 'Inter', 'Open Sans', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    color: var(--deep-forest);
    line-height: 1.2;
}

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

/* Typography Enhancements */
.text-gradient {
    background: linear-gradient(135deg, var(--urgent-red), #ff7a59);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}
@keyframes slideDown {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

.animate-up {
    animation: fadeInUp 0.8s ease backwards;
}
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }

/* Header & Nav */
.site-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    animation: slideDown 0.5s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-box {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    height: 60px;
    width: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.logo-text {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1.4rem;
    line-height: 1.1;
    letter-spacing: -0.5px;
}

.red-text { color: var(--urgent-red); }
.green-text { color: var(--deep-forest); }
.white-text { color: var(--white); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a:not(.donate-button-nav) {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-main);
    position: relative;
}

.nav-links a:not(.donate-button-nav)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--urgent-red);
    transition: var(--transition);
}

.nav-links a:not(.donate-button-nav):hover::after {
    width: 100%;
}

.nav-links a:not(.donate-button-nav):hover {
    color: var(--urgent-red);
}

.donate-button-nav {
    background: var(--urgent-red);
    color: var(--white);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(232, 62, 45, 0.4);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.donate-button-nav:hover {
    background: var(--urgent-red-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 62, 45, 0.6);
}

.mobile-floating-donate {
    display: none;
}

/* Layout wrappers */
.main-content-wrapper {
    flex: 1;
}

/* Sections */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 5rem 2rem;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    color: var(--deep-forest);
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--urgent-red);
    margin: 1rem auto 0;
    border-radius: 2px;
}

/* Hero Section */
.hero {
    background: linear-gradient(120deg, var(--bg-subtle) 0%, rgba(118,184,45,0.05) 100%);
    padding: 8rem 2rem 6rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(118,184,45,0.1) 0%, rgba(255,255,255,0) 70%);
    border-radius: 50%;
    z-index: -1;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
}

.hero p {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 2.5rem;
    color: var(--text-muted);
}

.status-badge {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    border-radius: 30px;
    background: rgba(232,62,45,0.1);
    color: var(--urgent-red);
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 2rem;
    border: 1px dashed var(--urgent-red);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.donate-button-lg {
    display: inline-block;
    background: var(--urgent-red);
    color: var(--white);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 800;
    text-transform: uppercase;
    box-shadow: 0 10px 30px rgba(232,62,45,0.3);
}

.donate-button-lg:hover {
    background: var(--urgent-red-hover);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(232,62,45,0.4);
    color: var(--white);
}

/* Cards (Projects) */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.project-card {
    background: var(--white);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.03);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 5px;
    background: var(--growth-green);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

.project-card:hover::before {
    transform: scaleX(1);
    background: var(--urgent-red);
}

.project-icon {
    width: 70px;
    height: 70px;
    background: rgba(118,184,45,0.1);
    color: var(--growth-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
    transition: var(--transition);
}

.project-card:hover .project-icon {
    background: var(--urgent-red);
    color: var(--white);
    transform: rotateY(180deg);
}

.project-card h3 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.project-card p {
    color: var(--text-muted);
    font-size: 1rem;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

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

.about-highlight {
    background: var(--bg-subtle);
    padding: 2.5rem;
    border-radius: 20px;
    border-left: 5px solid var(--urgent-red);
    font-size: 1.3rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    color: var(--deep-forest);
    line-height: 1.6;
    box-shadow: var(--shadow-sm);
}

/* Support CTA Section */
.support-cta {
    background: linear-gradient(135deg, var(--deep-forest), var(--deep-forest-dark));
    color: var(--white);
    padding: 6rem 2rem;
    text-align: center;
    border-radius: 30px;
    margin: 4rem 2rem;
    box-shadow: var(--shadow-md);
}

.support-cta h2 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.support-cta p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 2.5rem;
    opacity: 0.9;
}

/* Footer */
.site-footer {
    background: var(--text-main);
    color: var(--white);
    padding-top: 4rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    margin-top: 1rem;
    opacity: 0.7;
    max-width: 300px;
}

.footer-links h3, .footer-contact h3 {
    font-family: 'Montserrat', sans-serif;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    color: var(--white);
}

.footer-links nav {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links nav a {
    color: rgba(255,255,255,0.7);
}

.footer-links nav a:hover {
    color: var(--urgent-red);
    padding-left: 5px;
}

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

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

.social-links a:hover {
    background: var(--urgent-red);
    transform: translateY(-3px);
}

.registration-info {
    font-weight: 700;
    color: var(--urgent-red);
    font-size: 0.9rem;
    opacity: 0.9;
}

.footer-bottom {
    background: rgba(0,0,0,0.2);
    text-align: center;
    padding: 1.5rem;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.5);
}

/* Responsive Variables */
@media (max-width: 900px) {
    .nav-container { flex-direction: column; gap: 1rem; text-align: center; }
    .about-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2.8rem; }
    .section-container { padding: 3rem 1.5rem; }
    .footer-container { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
    .footer-brand p { margin: 1rem auto; }
    .social-links { justify-content: center; }
}

@media (max-width: 600px) {
    body {
        padding-bottom: 80px;
    }
    .hero {
        padding: 4rem 1.5rem 3rem;
    }
    .nav-links { flex-wrap: wrap; justify-content: center; }
    .desktop-only {
        display: none !important;
    }
    .mobile-floating-donate {
        display: block;
        position: fixed;
        bottom: 20px;
        left: 20px;
        right: 20px;
        text-align: center;
        padding: 1rem;
        font-size: 1.1rem;
        z-index: 9999;
        box-shadow: 0 10px 30px rgba(232, 62, 45, 0.5);
    }
    .section-container {
        padding: 1.5rem 1rem;
    }
    .support-cta {
        margin: 0;
        padding: 2rem 1.5rem;
        border-radius: 15px;
    }
    .support-cta h2 {
        font-size: 2rem;
    }
}