@import url('https://fonts.googleapis.com/css2?family=Geologica:wght@300;400;500;600;700;800;900&display=swap');

:root {
    /* Primary Brand Colors */
    --primary: #B3FF3B;
    --primary-hover: #9ee632;
    --primary-soft: rgba(179, 255, 59, 0.1);
    
    /* Secondary / Neutral Colors */
    --bg-main: #F9FAFB;
    --bg-surface: #FFFFFF;
    --bg-dark: #111827;
    --bg-darker: #030712;
    
    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-muted: #9CA3AF;
    --text-on-dark: #F9FAFB;
    
    /* Accent Colors */
    --accent: #3B82F6;
    --accent-soft: rgba(59, 130, 246, 0.1);
    
    /* Borders & Shadows */
    --border-light: rgba(229, 231, 235, 0.5);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-blur: 12px;
}

body {
    font-family: 'Geologica', system-ui, -apple-system, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-main);
}

h1, h2, h3, h4, .font-display {
    font-family: 'Geologica', sans-serif;
}

/* Utilities */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
}

.glass-dark {
    background: rgba(17, 24, 39, 0.8);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary {
    background-color: var(--primary);
    color: var(--bg-dark);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(179, 255, 59, 0.4);
}

.text-gradient {
    background: linear-gradient(135deg, #111827 0%, #3B82F6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Bottom Nav (Floating Pill Design) */
.mobile-bottom-nav {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 40px);
    max-width: 480px;
    height: 64px;
    background: rgba(15, 15, 20, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0 10px;
    z-index: 1000;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-bottom-nav.nav-hidden {
    transform: translate(-50%, 150%);
    opacity: 0;
    pointer-events: none;
}

.mobile-bottom-nav:hover {
    border-color: rgba(179, 255, 59, 0.2);
    box-shadow: 0 15px 50px rgba(179, 255, 59, 0.1);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 8px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex: 1;
    height: 100%;
    text-decoration: none !important;
}

.nav-item.active {
    color: var(--primary);
}

.nav-item i {
    font-size: 1.15rem;
    transition: transform 0.3s ease;
}

.nav-item.active i {
    transform: translateY(-2px) scale(1.1);
}

.nav-item:active {
    transform: scale(0.92);
}

.nav-indicator {
    position: absolute;
    background: rgba(179, 255, 59, 0.1);
    border: 1px solid rgba(179, 255, 59, 0.05);
    border-radius: 20px;
    height: 48px;
    z-index: -1;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    top: 50%;
    transform: translateY(-50%);
}

@media (min-width: 768px) {
    .mobile-bottom-nav {
        display: none;
    }
}