:root {
    /* Blue-Gold Gradient Color Palette */
    --bg-primary: #000000;
    --bg-secondary: #0a0a0f;
    --bg-tertiary: #0f0f1a;
    --text-primary: #ffffff;
    --text-secondary: #d4d4d8;
    --text-tertiary: #a1a1aa;
    
    /* Blue & Gold Accents */
    --accent-primary: #0ea5e9;
    --accent-secondary: #fbbf24;
    --accent-tertiary: #3b82f6;
    --accent-gradient: linear-gradient(135deg, #0ea5e9 0%, #3b82f6 30%, #fbbf24 70%, #f59e0b 100%);
    --accent-glow: 0 0 30px rgba(14, 165, 233, 0.5), 0 0 60px rgba(251, 191, 36, 0.3);
    --blue-primary: #0ea5e9;
    --gold-primary: #fbbf24;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Typography */
    --font-main: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    
    /* UI Elements */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    --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);
}

/* Base Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.5;
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition-fast); }

/* Typography */
h1, h2, h3, h4 { font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; }
h1 { font-size: clamp(3rem, 8vw, 6rem); }
p { color: var(--text-secondary); font-size: 1.1rem; font-weight: 400; }

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

/* Layout */
.container { width: 90%; max-width: 1200px; 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;
    transition: var(--transition-fast);
}
.glass-effect {
    background: rgba(0,0,0,0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(14, 165, 233, 0.2);
}
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-weight: 700; font-size: 1.25rem; letter-spacing: -0.01em; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0.8rem 1.6rem; border-radius: 999px;
    font-weight: 500; font-size: 1rem; cursor: pointer;
    border: none; transition: var(--transition-fast);
}
.btn-sm { padding: 0.5rem 1rem; font-size: 0.875rem; }
.btn-primary { 
    background: var(--accent-gradient); 
    color: #000; 
    font-weight: 600;
}
.btn-primary:hover { 
    box-shadow: var(--accent-glow); 
    transform: scale(1.02); 
}
.btn-outline {
    background: transparent;
    border: 1px solid rgba(14, 165, 233, 0.5);
    color: var(--blue-primary);
}
.btn-outline:hover {
    background: rgba(14, 165, 233, 0.1);
    border-color: var(--blue-primary);
    box-shadow: 0 0 15px rgba(14, 165, 233, 0.3);
}

/* 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(14, 165, 233, 0.1); 
    border-radius: 999px;
    margin-bottom: var(--spacing-sm); 
    color: var(--blue-primary);
    font-weight: 600;
    border: 1px solid rgba(14, 165, 233, 0.3); 
    font-size: 0.9rem;
    box-shadow: 0 0 15px rgba(14, 165, 233, 0.2);
}
.hero-title { font-size: clamp(2.5rem, 6vw, 4.5rem); }
.hero-description { max-width: 500px; margin: var(--spacing-sm) auto 0; }

/* Support 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(14, 165, 233, 0.2);
    border-radius: var(--radius-lg); padding: var(--spacing-lg);
    box-shadow: 0 10px 40px rgba(14, 165, 233, 0.1);
}
.form-group { margin-bottom: var(--spacing-md); }
.form-group label {
    display: block; font-size: 0.875rem; font-weight: 500;
    color: var(--blue-primary); margin-bottom: 0.5rem;
    letter-spacing: 0.02em; text-transform: uppercase;
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%; background: rgba(14, 165, 233, 0.05);
    border: 1px solid rgba(14, 165, 233, 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(--blue-primary);
    background: rgba(14, 165, 233, 0.08);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1), 0 0 20px rgba(14, 165, 233, 0.2);
}
.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='%230ea5e9' 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: #0f0f1a; 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); }
.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(251, 191, 36, 0.2);
    border-radius: var(--radius-md); padding: var(--spacing-md); text-align: center;
    transition: var(--transition-fast);
}
.info-card:hover {
    border-color: var(--gold-primary);
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.2);
    transform: translateY(-3px);
}
.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 { 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; }

/* Footer */
.footer { 
    border-top: 1px solid rgba(14, 165, 233, 0.2); 
    padding: var(--spacing-lg) 0; 
}
.footer-content { display: flex; flex-direction: column; gap: var(--spacing-lg); }
@media (min-width: 768px) { 
    .footer-content { flex-direction: row; justify-content: space-between; } 
}
.footer-brand h3 { 
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}
.footer-links { display: flex; gap: var(--spacing-lg); 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(--blue-primary); 
    margin-bottom: 0.5rem; 
    letter-spacing: 0.05em;
}
.link-group a { color: var(--text-secondary); font-size: 0.95rem; }
.link-group a:hover { color: var(--blue-primary); }

/* Animations */
.fade-in-up { opacity: 0; animation: fadeInUp 0.8s var(--transition-smooth) forwards; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.scroll-reveal { opacity: 0; transform: translateY(30px); transition: all 0.8s var(--transition-smooth); }
.scroll-reveal.active { opacity: 1; transform: translateY(0); }

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

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

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