/* =========================================
   NooS AI - Design System
   Theme: Modern, Professional, Futuristic
   Colors: Black + Neon Green
   ========================================= */

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

:root {
    /* Color Palette */
    --color-bg-dark: #0a0a0a;
    --color-bg-card: rgba(26, 26, 26, 0.6);
    --color-primary: #000000;
    --color-secondary: #00cc66;
    --color-accent: #00ff9d; /* Neon Green */
    --color-text-main: #ffffff;
    --color-text-muted: #e0e0e0;
    --color-border: #2d2d2d;

    /* Gradients */
    --gradient-bg: linear-gradient(135deg, #0a0a0a 0%, #050505 100%);
    --gradient-glow: linear-gradient(45deg, #00ff9d, #00cc66);
    --gradient-text: linear-gradient(90deg, #ffffff, #00ff9d);

    /* Typography */
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 32px;
    --spacing-xl: 64px;

    /* Effects */
    --glow-shadow: 0 0 10px rgba(0, 255, 157, 0.5), 0 0 20px rgba(0, 255, 157, 0.3);
    --glass-blur: blur(10px);
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--color-bg-dark);
    background-image: var(--gradient-bg);
    color: var(--color-text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-text-main);
    letter-spacing: 1px;
}

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

/* Utilities */
.text-accent { color: var(--color-accent); }
.text-gradient {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.bg-glass {
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Components */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: transparent;
    border-color: var(--color-accent);
    color: var(--color-accent);
    box-shadow: 0 0 5px rgba(0, 255, 157, 0.2);
}

.btn-primary:hover {
    background: var(--color-accent);
    color: var(--color-bg-dark);
    box-shadow: var(--glow-shadow);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-main);
    border: 1px solid var(--color-border);
}

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

/* Cards */
.card {
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: 12px;
    transition: var(--transition-smooth);
}

.card:hover {
    transform: scale(1.02);
    border-color: var(--color-accent);
    box-shadow: 0 0 15px rgba(0, 255, 157, 0.1);
}

/* Inputs */
.input-field {
    width: 100%;
    padding: 12px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--color-border);
    color: var(--color-text-main);
    font-family: var(--font-body);
    border-radius: 4px;
    transition: var(--transition-fast);
}

.input-field:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 8px rgba(0, 255, 157, 0.2);
}

/* Animations */
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 255, 157, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(0, 255, 157, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 255, 157, 0); }
}

.animate-pulse {
    animation: pulse 2s infinite;
}

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

.fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}