:root {
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #0d1117;
    --text-primary: #ffffff;
    --text-secondary: #a1a1a6;
    --text-tertiary: #86868b;
    --accent-primary: #00ff88;
    --accent-secondary: #00d4ff;
    --accent-gradient: linear-gradient(135deg, #00ff88 0%, #00d4ff 50%, #00ffcc 100%);
    --accent-glow: 0 0 30px rgba(0, 255, 136, 0.5);
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
    --font-main: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition-fast: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-smooth: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container { width: 90%; max-width: 900px; margin: 0 auto; padding: 0 var(--spacing-sm); }

/* Navbar */
.navbar {
    position: fixed; top: 0; left: 0; width: 100%;
    z-index: 1000; padding: var(--spacing-sm) 0;
}
.glass-effect {
    background: rgba(0,0,0,0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 255, 136, 0.1);
}
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-weight: 700; font-size: 1.25rem; text-decoration: none; color: var(--text-primary); }

.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0.5rem 1rem; border-radius: 999px;
    font-weight: 600; font-size: 0.875rem; cursor: pointer;
    border: none; transition: var(--transition-fast);
    text-decoration: none;
}
.btn-primary { 
    background: var(--accent-gradient); 
    color: #000; 
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}
.btn-primary:hover { transform: scale(1.05); }
.btn-outline {
    background: transparent;
    border: 1px solid rgba(0, 255, 136, 0.3);
    color: var(--accent-primary);
}
.btn-outline:hover {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--accent-primary);
}

/* Support Hero */
.support-hero { 
    padding-top: 140px; 
    padding-bottom: var(--spacing-lg); 
    text-align: center; 
}

.support-badge {
    display: inline-block; 
    padding: 0.5rem 1rem;
    background: rgba(0, 255, 136, 0.1); 
    border-radius: 999px;
    margin-bottom: var(--spacing-sm); 
    color: var(--accent-primary);
    font-weight: 600; 
    border: 1px solid rgba(0, 255, 136, 0.3); 
    font-size: 0.9rem;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.2);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.text-gradient {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Form Section */
.support-form-section { 
    padding: var(--spacing-lg) 0 var(--spacing-xl); 
}

.form-wrapper {
    max-width: 640px; 
    margin: 0 auto;
    background: var(--bg-tertiary);
    border: 1px solid rgba(0, 255, 136, 0.15);
    border-radius: var(--radius-lg); 
    padding: var(--spacing-lg);
    box-shadow: 0 10px 40px rgba(0, 255, 136, 0.1);
}

.form-group { 
    margin-bottom: var(--spacing-md); 
}

.form-group label {
    display: block; 
    font-size: 0.875rem; 
    font-weight: 500;
    color: var(--text-secondary); 
    margin-bottom: 0.5rem;
    letter-spacing: 0.02em; 
    text-transform: uppercase;
}

.form-group input, 
.form-group select, 
.form-group textarea {
    width: 100%; 
    background: rgba(0, 255, 136, 0.03);
    border: 1px solid rgba(0, 255, 136, 0.2); 
    border-radius: var(--radius-sm);
    padding: 0.875rem 1rem; 
    color: var(--text-primary);
    font-family: var(--font-main); 
    font-size: 1rem;
    transition: var(--transition-fast); 
    outline: none;
    -webkit-appearance: none; 
    appearance: none;
}

.form-group input::placeholder, 
.form-group textarea::placeholder { 
    color: var(--text-tertiary); 
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    border-color: var(--accent-primary);
    background: rgba(0, 255, 136, 0.08);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.15);
}

.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2300ff88' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat; 
    background-position: right 1rem center;
    padding-right: 2.5rem; 
    cursor: pointer;
}

.form-group select option { 
    background: #0d1117; 
    color: var(--text-primary); 
}

.form-group textarea { 
    resize: vertical; 
    min-height: 160px; 
    line-height: 1.6; 
}

.form-row { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: var(--spacing-sm); 
}

@media (max-width: 600px) {
    .form-row { grid-template-columns: 1fr; }
    .form-wrapper { padding: var(--spacing-md); }
}

.submit-btn { 
    width: 100%; 
    padding: 1rem; 
    font-size: 1rem; 
    font-weight: 600; 
    margin-top: var(--spacing-sm); 
}

.form-note { 
    text-align: center; 
    font-size: 0.85rem; 
    color: var(--text-tertiary); 
    margin-top: var(--spacing-sm); 
}

/* Info Cards */
.info-cards {
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-md); 
    max-width: 640px; 
    margin: var(--spacing-lg) auto 0;
}

.info-card {
    background: var(--bg-tertiary); 
    border: 1px solid rgba(0, 255, 136, 0.1);
    border-radius: var(--radius-md); 
    padding: var(--spacing-md); 
    text-align: center;
    transition: var(--transition-fast);
}

.info-card:hover {
    border-color: rgba(0, 255, 136, 0.3);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.15);
}

.info-card .icon { 
    font-size: 1.75rem; 
    margin-bottom: 0.75rem; 
}

.info-card h4 { 
    font-size: 1rem; 
    color: var(--text-primary); 
    margin-bottom: 0.4rem; 
}

.info-card p { 
    font-size: 0.875rem; 
    color: var(--text-tertiary); 
}

/* Success Message */
.success-message { 
    display: none; 
    text-align: center; 
    padding: var(--spacing-lg); 
}

.success-message .success-icon { 
    font-size: 3rem; 
    margin-bottom: var(--spacing-sm); 
}

.success-message h3 { 
    color: var(--text-primary); 
    margin-bottom: 0.5rem; 
    font-size: 1.5rem;
}

.success-message p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Footer */
.footer { 
    border-top: 1px solid rgba(0, 255, 136, 0.1); 
    padding: var(--spacing-md) 0; 
    margin-top: auto;
}

.footer-content { 
    display: flex; 
    flex-direction: column; 
    gap: var(--spacing-md); 
}

@media (min-width: 768px) { 
    .footer-content { 
        flex-direction: row; 
        justify-content: space-between; 
    } 
}

.footer-links { 
    display: flex; 
    gap: var(--spacing-md); 
    flex-wrap: wrap; 
}

.link-group { 
    display: flex; 
    flex-direction: column; 
    gap: 0.5rem; 
}

.link-group h4 { 
    font-size: 0.9rem; 
    text-transform: uppercase; 
    color: var(--text-tertiary); 
    margin-bottom: 0.5rem; 
}

.link-group a { 
    color: var(--text-secondary); 
    text-decoration: none; 
}

.link-group a:hover { 
    color: var(--accent-primary); 
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in-up { 
    opacity: 0; 
    animation: fadeInUp 0.8s var(--transition-smooth) forwards; 
}

.scroll-reveal { 
    opacity: 0; 
    transform: translateY(30px); 
    transition: all 0.8s var(--transition-smooth); 
}

.scroll-reveal.active { 
    opacity: 1; 
    transform: translateY(0); 
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }

@media (max-width: 768px) {
    .support-hero { padding-top: 100px; }
}