/* PKR Nova - Main Design System & Theme Variables */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    /* Color Palette */
    --bg-main: #0a0d14;
    --bg-card: rgba(18, 24, 38, 0.75);
    --bg-card-hover: rgba(26, 35, 56, 0.85);
    --bg-surface: #121826;
    --bg-surface-elevated: #1a2338;
    
    --primary: #10b981; /* Emerald Nova */
    --primary-glow: rgba(16, 185, 129, 0.35);
    --primary-dark: #059669;
    
    --accent-cyan: #06b6d4;
    --accent-purple: #8b5cf6;
    --accent-amber: #f59e0b;
    --accent-rose: #f43f5e;
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dim: #6b7280;
    
    --border: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(16, 185, 129, 0.4);
    
    /* Font Families */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Layout Constants */
    --max-width: 1280px;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Glass Effect */
    --glass-backdrop: blur(16px) saturate(180%);
}

/* Base Resets */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 15% 15%, rgba(16, 185, 129, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 85% 75%, rgba(6, 182, 212, 0.06) 0%, transparent 45%),
        radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    background-attachment: fixed;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: #ffffff;
    font-weight: 700;
    line-height: 1.25;
}

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

a:hover {
    color: #34d399;
}

button {
    font-family: var(--font-heading);
    cursor: pointer;
    border: none;
    outline: none;
}

/* Utility Containers */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.25rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 1.5rem;
}

.section-title {
    font-size: 1.65rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.section-title span.title-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 8px var(--primary-glow));
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 0.92rem;
    margin-top: 0.25rem;
}

/* Glowing Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.badge-primary {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-cyan {
    background: rgba(6, 182, 212, 0.15);
    color: #38bdf8;
    border: 1px solid rgba(6, 182, 212, 0.3);
}

.badge-amber {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-purple {
    background: rgba(139, 92, 246, 0.15);
    color: #c084fc;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-normal);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.btn-primary {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: #ffffff;
    box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
}

.btn-secondary {
    background: var(--bg-surface-elevated);
    color: var(--text-main);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-outline:hover {
    background: rgba(16, 185, 129, 0.1);
}

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
}

/* Toast Notification */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-glow);
    color: #fff;
    padding: 0.85rem 1.35rem;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: toastIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.9rem;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateY(20px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Hidden Utility */
.hidden {
    display: none !important;
}