/* ==========================================================================
   Career Reality Design System — CSS Custom Properties & Base Components
   ========================================================================== */

:root {
    /* Brand Colors */
    --cr-black: #0f172a;
    --cr-black-light: #1e293b;
    --cr-white: #ffffff;
    --cr-gray-50: #f8fafc;
    --cr-gray-100: #f1f5f9;
    --cr-gray-200: #e2e8f0;
    --cr-gray-300: #cbd5e1;
    --cr-gray-400: #94a3b8;
    --cr-gray-500: #64748b;
    --cr-gray-600: #475569;
    --cr-gray-700: #334155;
    --cr-gray-800: #1e293b;
    --cr-gray-900: #0f172a;

    /* Accent Colors */
    --cr-blue: #38bdf8;
    --cr-blue-dark: #0ea5e9;
    --cr-red: #ef4444;
    --cr-red-dark: #dc2626;
    --cr-green: #22c55e;
    --cr-green-dark: #166534;
    --cr-amber: #f59e0b;
    --cr-purple: #a78bfa;

    /* Semantic Colors */
    --cr-success-bg: #dcfce7;
    --cr-success-text: #166534;
    --cr-warning-bg: #fef3c7;
    --cr-warning-text: #92400e;
    --cr-danger-bg: #fef2f2;
    --cr-danger-text: #991b1b;
    --cr-info-bg: #dbeafe;
    --cr-info-text: #1e40af;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing Scale */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.04);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

/* ==========================================================================
   Base Reset & Global Styles
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: var(--font-sans);
    color: var(--cr-gray-900);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   Component: Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
    line-height: 1.4;
}

.btn-primary {
    background: var(--cr-black);
    color: var(--cr-white);
}
.btn-primary:hover { background: var(--cr-black-light); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-secondary {
    background: var(--cr-gray-100);
    color: var(--cr-black);
    border: 1px solid var(--cr-gray-200);
}
.btn-secondary:hover { background: var(--cr-gray-200); }

.btn-danger {
    background: var(--cr-red);
    color: var(--cr-white);
}
.btn-danger:hover { background: var(--cr-red-dark); }

.btn-sm { padding: 0.4rem 1rem; font-size: 0.85rem; }
.btn-lg { padding: 0.85rem 2rem; font-size: 1.1rem; }

/* ==========================================================================
   Component: Cards
   ========================================================================== */

.card {
    background: var(--cr-white);
    border: 1px solid var(--cr-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: box-shadow var(--transition-normal), transform var(--transition-fast);
}

.card-hover:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-dark {
    background: var(--cr-black);
    border-color: var(--cr-gray-700);
    color: var(--cr-white);
}

/* ==========================================================================
   Component: Badges / Tags
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.6;
}

.badge-success { background: var(--cr-success-bg); color: var(--cr-success-text); }
.badge-warning { background: var(--cr-warning-bg); color: var(--cr-warning-text); }
.badge-danger  { background: var(--cr-danger-bg);  color: var(--cr-danger-text);  }
.badge-info    { background: var(--cr-info-bg);    color: var(--cr-info-text);    }
.badge-neutral { background: var(--cr-gray-100);   color: var(--cr-gray-600);     }

/* ==========================================================================
   Component: Form Inputs
   ========================================================================== */

.input {
    width: 100%;
    padding: 0.65rem 0.9rem;
    font-size: 0.95rem;
    border: 1px solid var(--cr-gray-300);
    border-radius: var(--radius-md);
    background: var(--cr-white);
    color: var(--cr-gray-900);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input:focus {
    outline: none;
    border-color: var(--cr-blue-dark);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.12);
}

.input::placeholder { color: var(--cr-gray-400); }

select.input { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748b' stroke-width='1.5' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.8rem center; padding-right: 2.5rem; }

textarea.input { resize: vertical; min-height: 80px; }

.form-label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.3rem;
    color: var(--cr-gray-700);
}

.form-help {
    font-size: 0.8rem;
    color: var(--cr-gray-500);
    margin-top: 0.2rem;
}

/* ==========================================================================
   Component: Stat Cards
   ========================================================================== */

.stat-block {
    background: var(--cr-gray-50);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    text-align: center;
}

.stat-block .stat-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--cr-black);
    line-height: 1.2;
}

.stat-block .stat-label {
    font-size: 0.8rem;
    color: var(--cr-gray-500);
    margin-top: 0.2rem;
}

/* ==========================================================================
   Component: Score Bars
   ========================================================================== */

.progress-bar {
    background: var(--cr-gray-100);
    border-radius: var(--radius-sm);
    height: 8px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: var(--radius-sm);
    transition: width 0.6s ease;
}

/* ==========================================================================
   Component: Tables (Responsive)
   ========================================================================== */

.table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.table th {
    text-align: left;
    padding: 0.7rem 0.6rem;
    background: var(--cr-gray-50);
    border-bottom: 2px solid var(--cr-gray-200);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--cr-gray-500);
    font-weight: 600;
}

.table td {
    padding: 0.7rem 0.6rem;
    border-bottom: 1px solid var(--cr-gray-100);
}

.table tbody tr:hover { background: var(--cr-gray-50); }

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.text-muted { color: var(--cr-gray-500); }
.text-small { font-size: 0.85rem; }
.text-xs { font-size: 0.75rem; }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.font-black { font-weight: 900; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-md); }
.mt-2 { margin-top: var(--space-xl); }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-md); }
.mb-2 { margin-bottom: var(--space-xl); }

.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.gap-1 { gap: var(--space-md); }
.gap-half { gap: var(--space-sm); }

.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

@media (max-width: 768px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .mobile-hide { display: none !important; }
}

/* ==========================================================================
   Component: Section Headers
   ========================================================================== */

.section-header {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--cr-black);
    margin: var(--space-xl) 0 var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--cr-gray-100);
}

/* ==========================================================================
   Component: Search Bar (Global)
   ========================================================================== */

.global-search {
    display: flex;
    align-items: center;
    gap: 0;
    max-width: 400px;
    position: relative;
}

.global-search input {
    flex: 1;
    padding: 0.5rem 0.8rem;
    border: 1px solid var(--cr-gray-300);
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    font-size: 0.85rem;
    outline: none;
}

.global-search input:focus { border-color: var(--cr-blue-dark); }

.global-search button {
    padding: 0.5rem 0.8rem;
    background: var(--cr-black);
    color: var(--cr-white);
    border: 1px solid var(--cr-black);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    cursor: pointer;
    font-size: 0.85rem;
}

/* Autocomplete dropdown */
.search-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--cr-white);
    border: 1px solid var(--cr-gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 100;
    display: none;
    max-height: 320px;
    overflow-y: auto;
}

.search-suggestions.active { display: block; }

.search-suggestion {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 0.8rem;
    text-decoration: none;
    color: var(--cr-gray-900);
    font-size: 0.85rem;
    border-bottom: 1px solid var(--cr-gray-50);
}

.search-suggestion:hover { background: var(--cr-gray-50); }
.search-suggestion .sug-type {
    font-size: 0.65rem;
    text-transform: uppercase;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 3px;
    flex-shrink: 0;
}