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

/* ============================================
   GLOBAL THEME VARIABLES
   ============================================ */
:root {
    /* Background Colors */
    --bg-dark: #000000;
    --card-bg: #0D0E12;
    --card-hover: #14161B;
    --border-color: #1A1D22;
    
    /* Primary Colors */
    --primary-blue: #0066FF;
    --accent-gradient: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    --cyan: #06C7F2;
    
    /* Severity Colors */
    --severity-critical: #EF4444;
    --severity-high: #F97316;
    --severity-medium: #EAB308;
    --severity-low: #06B6D4;
    --status-success: #22C55E;
    
    /* Text Colors */
    --text-primary: #FFFFFF;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-glow-cyan: 0 0 20px rgba(6, 199, 242, 0.3);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;
}

/* ============================================
   GLOBAL RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.5;
    font-size: 14px;
    min-height: 100vh;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Sora', sans-serif;
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -1.28px;
}

h2 {
    font-size: 24px;
    font-weight: 700;
}

h3 {
    font-size: 18px;
    font-weight: 600;
}

p {
    color: var(--text-secondary);
    line-height: 1.6;
}

a {
    color: var(--cyan);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--primary-blue);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-blue);
    color: white;
}

.btn-primary:hover {
    background: #0052CC;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-cyan {
    background: var(--cyan);
    color: white;
    box-shadow: var(--shadow-glow-cyan);
}

.btn-cyan:hover {
    box-shadow: 0 0 25px rgba(6, 199, 242, 0.5);
    transform: translateY(-1px);
}

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

.btn-outline:hover {
    border-color: var(--cyan);
    background: rgba(6, 199, 242, 0.1);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================
   FORM ELEMENTS
   ============================================ */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
textarea,
select {
    width: 100%;
    padding: 12px 16px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    transition: all var(--transition-base);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--cyan);
    box-shadow: 0 0 0 3px rgba(6, 199, 242, 0.1);
}

input::placeholder,
textarea::placeholder {
    color: var(--text-muted);
}

label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

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

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-primary {
    color: var(--text-primary);
}

.text-secondary {
    color: var(--text-secondary);
}

.text-muted {
    color: var(--text-muted);
}

.text-cyan {
    color: var(--cyan);
}

.text-success {
    color: var(--status-success);
}

.text-error {
    color: var(--severity-critical);
}

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes spin {
    100% {
        transform: rotate(360deg);
    }
}

.fade-in {
    animation: fadeIn var(--transition-slow) ease-out;
}

.slide-in {
    animation: slideIn var(--transition-slow) ease-out;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    body {
        font-size: 13px;
    }
    
    h1 {
        font-size: 28px;
    }
    
    h2 {
        font-size: 20px;
    }
    
    .card {
        padding: var(--spacing-lg);
    }
}