/**
 * FUXIONA Contrataciones - Brand Theme
 * Modern, clean design matching fuxiona.es branding
 * 
 * Brand Colors:
 * - Primary Purple: #7C3AED (buttons, accents)
 * - Accent Yellow/Lime: #D4FF00 (highlights, CTAs)
 * - Accent Orange: #FF6B35 (secondary actions)
 * - Dark Background: #1F2937
 * - Light Background: #F9FAFB
 */

:root {
    /* FUXIONA Brand Colors */
    --fuxiona-purple: #7C3AED;
    --fuxiona-purple-dark: #6D28D9;
    --fuxiona-purple-light: #A78BFA;
    --fuxiona-lime: #D4FF00;
    --fuxiona-lime-dark: #BFE600;
    --fuxiona-orange: #FF6B35;
    --fuxiona-orange-dark: #E85A2A;
    
    /* Neutral Colors */
    --bg-primary: #F9FAFB;
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #F3F4F6;
    --bg-dark: #1F2937;
    --bg-darker: #111827;
    
    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    --text-light: #FFFFFF;
    
    /* Border Colors */
    --border-color: #E5E7EB;
    --border-light: #F3F4F6;
    --border-dark: #D1D5DB;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
}

/* ============================================================================
   GLOBAL STYLES
   ============================================================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================================================
   HEADER & NAVIGATION
   ============================================================================ */

.fuxiona-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) var(--spacing-lg);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.fuxiona-header-content {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.fuxiona-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 20px;
    transition: opacity var(--transition-base);
}

.fuxiona-logo:hover {
    opacity: 0.8;
}

.fuxiona-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--fuxiona-purple);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.fuxiona-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.fuxiona-nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.fuxiona-nav-link:hover {
    color: var(--fuxiona-purple);
    background: var(--bg-tertiary);
}

.fuxiona-nav-link.active {
    color: var(--fuxiona-purple);
    background: rgba(124, 58, 237, 0.1);
}

/* ============================================================================
   BUTTONS
   ============================================================================ */

.btn-fuxiona {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

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

/* Primary Button - Purple */
.btn-fuxiona-primary {
    background: var(--fuxiona-purple);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-fuxiona-primary:hover:not(:disabled) {
    background: var(--fuxiona-purple-dark);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-fuxiona-primary:active:not(:disabled) {
    transform: translateY(0);
}

/* Secondary Button - Lime */
.btn-fuxiona-secondary {
    background: var(--fuxiona-lime);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.btn-fuxiona-secondary:hover:not(:disabled) {
    background: var(--fuxiona-lime-dark);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

/* Outline Button */
.btn-fuxiona-outline {
    background: transparent;
    color: var(--fuxiona-purple);
    border: 2px solid var(--fuxiona-purple);
}

.btn-fuxiona-outline:hover:not(:disabled) {
    background: var(--fuxiona-purple);
    color: white;
}

/* Ghost Button */
.btn-fuxiona-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-fuxiona-ghost:hover:not(:disabled) {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-dark);
}

/* Danger Button */
.btn-fuxiona-danger {
    background: #EF4444;
    color: white;
}

.btn-fuxiona-danger:hover:not(:disabled) {
    background: #DC2626;
}

/* Button Sizes */
.btn-fuxiona-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-fuxiona-lg {
    padding: 16px 32px;
    font-size: 16px;
}

/* ============================================================================
   CARDS
   ============================================================================ */

.fuxiona-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.fuxiona-card:hover {
    box-shadow: var(--shadow-md);
}

.fuxiona-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

.fuxiona-card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

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

/* ============================================================================
   FORMS
   ============================================================================ */

.fuxiona-form-group {
    margin-bottom: var(--spacing-lg);
}

.fuxiona-form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.fuxiona-form-label-required::after {
    content: '*';
    color: #EF4444;
    margin-left: 4px;
}

.fuxiona-form-input,
.fuxiona-form-select,
.fuxiona-form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.fuxiona-form-input:focus,
.fuxiona-form-select:focus,
.fuxiona-form-textarea:focus {
    outline: none;
    border-color: var(--fuxiona-purple);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.fuxiona-form-input::placeholder {
    color: var(--text-muted);
}

.fuxiona-form-help {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}

.fuxiona-form-error {
    display: block;
    font-size: 12px;
    color: #EF4444;
    margin-top: var(--spacing-xs);
}

/* ============================================================================
   PROVIDER SELECTOR
   ============================================================================ */

.fuxiona-provider-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.fuxiona-provider-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.fuxiona-provider-card:hover {
    border-color: var(--fuxiona-purple);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.fuxiona-provider-card.active {
    border-color: var(--fuxiona-purple);
    background: rgba(124, 58, 237, 0.05);
}

.fuxiona-provider-logo {
    height: 60px;
    margin-bottom: var(--spacing-md);
    object-fit: contain;
}

.fuxiona-provider-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

/* ============================================================================
   BADGES & STATUS
   ============================================================================ */

.fuxiona-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.fuxiona-badge-purple {
    background: rgba(124, 58, 237, 0.1);
    color: var(--fuxiona-purple);
}

.fuxiona-badge-lime {
    background: rgba(212, 255, 0, 0.2);
    color: #6B7000;
}

.fuxiona-badge-orange {
    background: rgba(255, 107, 53, 0.1);
    color: var(--fuxiona-orange);
}

.fuxiona-badge-success {
    background: rgba(34, 197, 94, 0.1);
    color: #16A34A;
}

.fuxiona-badge-warning {
    background: rgba(251, 191, 36, 0.1);
    color: #D97706;
}

.fuxiona-badge-error {
    background: rgba(239, 68, 68, 0.1);
    color: #DC2626;
}

.fuxiona-badge-info {
    background: rgba(59, 130, 246, 0.1);
    color: #2563EB;
}

/* ============================================================================
   ALERTS
   ============================================================================ */

.fuxiona-alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 14px;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.fuxiona-alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #15803D;
}

.fuxiona-alert-warning {
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.3);
    color: #B45309;
}

.fuxiona-alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #B91C1C;
}

.fuxiona-alert-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: #1E40AF;
}

/* ============================================================================
   STEP INDICATOR
   ============================================================================ */

.fuxiona-steps {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
    position: relative;
    padding: 0 var(--spacing-lg);
}

.fuxiona-steps::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 60px;
    right: 60px;
    height: 2px;
    background: var(--border-color);
    z-index: 0;
}

.fuxiona-step {
    position: relative;
    z-index: 1;
    text-align: center;
    flex: 1;
}

.fuxiona-step-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-sm);
    font-weight: 600;
    font-size: 16px;
    transition: all var(--transition-base);
}

.fuxiona-step.active .fuxiona-step-circle {
    background: var(--fuxiona-purple);
    border-color: var(--fuxiona-purple);
    color: white;
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1);
}

.fuxiona-step.completed .fuxiona-step-circle {
    background: var(--fuxiona-lime);
    border-color: var(--fuxiona-lime);
    color: var(--text-primary);
}

.fuxiona-step-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.fuxiona-step.active .fuxiona-step-label,
.fuxiona-step.completed .fuxiona-step-label {
    color: var(--text-primary);
    font-weight: 600;
}

/* ============================================================================
   STATS GRID
   ============================================================================ */

.fuxiona-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.fuxiona-stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

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

.fuxiona-stat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.fuxiona-stat-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.fuxiona-stat-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.fuxiona-stat-icon-purple {
    background: rgba(124, 58, 237, 0.1);
    color: var(--fuxiona-purple);
}

.fuxiona-stat-icon-lime {
    background: rgba(212, 255, 0, 0.2);
    color: #6B7000;
}

.fuxiona-stat-icon-orange {
    background: rgba(255, 107, 53, 0.1);
    color: var(--fuxiona-orange);
}

.fuxiona-stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.fuxiona-stat-trend {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

/* ============================================================================
   TABLE
   ============================================================================ */

.fuxiona-table-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.fuxiona-table {
    width: 100%;
    border-collapse: collapse;
}

.fuxiona-table thead {
    background: var(--bg-tertiary);
}

.fuxiona-table th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
}

.fuxiona-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 14px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-light);
}

.fuxiona-table tbody tr {
    transition: background var(--transition-fast);
}

.fuxiona-table tbody tr:hover {
    background: var(--bg-tertiary);
}

.fuxiona-table tbody tr:last-child td {
    border-bottom: none;
}

/* ============================================================================
   FOOTER
   ============================================================================ */

.fuxiona-footer {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: var(--spacing-2xl) var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.fuxiona-footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.fuxiona-footer-section h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--fuxiona-lime);
}

.fuxiona-footer-link {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-base);
}

.fuxiona-footer-link:hover {
    color: white;
}

.fuxiona-footer-bottom {
    max-width: 1280px;
    margin: var(--spacing-xl) auto 0;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

/* ============================================================================
   RESPONSIVE
   ============================================================================ */

@media (max-width: 768px) {
    .fuxiona-header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .fuxiona-nav {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .fuxiona-steps::before {
        left: 40px;
        right: 40px;
    }
    
    .fuxiona-provider-selector {
        grid-template-columns: 1fr;
    }
    
    .fuxiona-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .fuxiona-table-container {
        overflow-x: auto;
    }
}

/* ============================================================================
   UTILITIES
   ============================================================================ */

.fuxiona-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.fuxiona-section {
    padding: var(--spacing-2xl) 0;
}

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

.fuxiona-mb-sm { margin-bottom: var(--spacing-sm); }
.fuxiona-mb-md { margin-bottom: var(--spacing-md); }
.fuxiona-mb-lg { margin-bottom: var(--spacing-lg); }
.fuxiona-mb-xl { margin-bottom: var(--spacing-xl); }

.fuxiona-mt-sm { margin-top: var(--spacing-sm); }
.fuxiona-mt-md { margin-top: var(--spacing-md); }
.fuxiona-mt-lg { margin-top: var(--spacing-lg); }
.fuxiona-mt-xl { margin-top: var(--spacing-xl); }

.fuxiona-hidden {
    display: none !important;
}

.fuxiona-flex {
    display: flex;
}

.fuxiona-flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.fuxiona-flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.fuxiona-gap-sm { gap: var(--spacing-sm); }
.fuxiona-gap-md { gap: var(--spacing-md); }
.fuxiona-gap-lg { gap: var(--spacing-lg); }