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

/* Color Variables */
:root {
    /* Fonts */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Transition speeds */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Light Theme (Default) */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --accent-primary: #6366f1; /* Indigo */
    --accent-primary-glow: rgba(99, 102, 241, 0.15);
    --accent-secondary: #a855f7; /* Purple */
    --accent-secondary-glow: rgba(168, 85, 247, 0.15);
    
    --border-color: #e2e8f0;
    --border-color-glow: rgba(99, 102, 241, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.4);
    --glass-blur: 12px;
    
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    --card-shadow: 0 4px 20px -2px rgba(148, 163, 184, 0.12), 0 2px 8px -1px rgba(148, 163, 184, 0.08);
    --glow-shadow: 0 0 20px rgba(99, 102, 241, 0.15);
}

/* Dark Theme overrides */
[data-theme="dark"] {
    --bg-primary: #030712; /* Darker Slate/Black */
    --bg-secondary: #0b0f19; /* Navy Slate */
    --bg-tertiary: #111827; /* Dark Grey */
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    
    --accent-primary: #818cf8; /* Light Indigo */
    --accent-primary-glow: rgba(129, 140, 248, 0.25);
    --accent-secondary: #c084fc; /* Light Purple */
    --accent-secondary-glow: rgba(192, 132, 252, 0.25);
    
    --border-color: #1e293b;
    --border-color-glow: rgba(129, 140, 248, 0.15);
    --glass-bg: rgba(11, 15, 25, 0.65);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-blur: 16px;
    
    --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5), 0 1px 3px rgba(255, 255, 255, 0.03);
    --glow-shadow: 0 0 25px rgba(129, 140, 248, 0.2);
}

/* Reset and Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

html, body {
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
}

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

button {
    font-family: var(--font-body);
    cursor: pointer;
    border: none;
    outline: none;
    background: none;
    transition: all var(--transition-normal);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* Common Layout Utilities */
.text-center {
    text-align: center;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--card-shadow);
    transition: transform var(--transition-normal), border var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
    border-color: var(--border-color-glow);
    box-shadow: var(--glow-shadow);
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-normal);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

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

.btn-secondary:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background: var(--accent-primary);
    color: #ffffff;
    transform: translateY(-2px);
}