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

:root {
    /* Color Palette */
    --primary-color: #0f172a; /* Slate 900 */
    --primary-light: #334155; /* Slate 700 */
    --secondary-color: #0ea5e9; /* Sky 500 */
    --accent-color: #f43f5e; /* Rose 500 */
    --success-color: #10b981; /* Emerald 500 */
    --warning-color: #f59e0b; /* Amber 500 */
    --background-color: #f8fafc; /* Slate 50 */
    --surface-color: #ffffff;
    --text-primary: #1e293b; /* Slate 800 */
    --text-secondary: #64748b; /* Slate 500 */
    
    /* Spacing & Radius */
    --border-radius-sm: 0.5rem;
    --border-radius-md: 0.75rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    
    /* Shadows */
    --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);
    --shadow-hover: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.025em;
}

/* Navbar Glassmorphism */
.navbar {
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: var(--shadow-sm);
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.navbar-brand {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--primary-color) !important;
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    color: var(--text-secondary) !important;
    transition: color 0.2s ease;
}

.nav-link:hover, .nav-link.active {
    color: var(--secondary-color) !important;
}

/* Buttons */
.btn {
    font-weight: 600;
    padding: 0.625rem 1.25rem;
    border-radius: var(--border-radius-md);
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    box-shadow: 0 4px 6px -1px rgba(14, 165, 233, 0.3);
}

.btn-primary:hover {
    background-color: #0284c7; /* Sky 600 */
    border-color: #0284c7;
    transform: translateY(-1px);
    box-shadow: 0 6px 8px -1px rgba(14, 165, 233, 0.4);
}

.btn-outline-light {
    border-width: 2px;
}

/* Cards */
.card {
    background-color: var(--surface-color);
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Forms */
.form-control, .form-select {
    border-radius: var(--border-radius-md);
    border: 1px solid #e2e8f0;
    padding: 0.75rem 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e293b 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

/* Feature Icons */
.feature-icon {
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    color: var(--secondary-color) !important;
}

/* Footer */
footer {
    background-color: var(--primary-color) !important;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Utilities */
.text-primary {
    color: var(--secondary-color) !important;
}

.bg-primary {
    background-color: var(--secondary-color) !important;
}

.badge {
    padding: 0.5em 0.75em;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
}