/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* CSS VARIABLES - Premium Dark Mode Palette */
:root {
    --bg-main: #0B0F19;
    --bg-card: rgba(17, 24, 39, 0.7);
    --bg-card-hover: rgba(26, 36, 57, 0.8);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-glow: rgba(59, 130, 246, 0.3);
    
    --text-primary: #F3F4F6;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    
    --accent-blue: #3B82F6;
    --accent-emerald: #10B981;
    --accent-purple: #8B5CF6;
    --accent-amber: #F59E0B;
    --accent-rose: #EF4444;
    
    --grad-primary: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);
    --grad-emerald: linear-gradient(135deg, #10B981 0%, #059669 100%);
    --grad-rose: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    --grad-dark: linear-gradient(180deg, #111827 0%, #0B0F19 100%);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    --sidebar-width: 260px;
    --backdrop-blur: blur(12px);
}

/* Base resets & layouts */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: -0.02em;
}

/* Glassmorphism Styles */
.glass-panel {
    background: var(--bg-card);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-panel:hover {
    border-color: var(--border-color-glow);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.15);
}

/* Layout Wrappers */
.app-container {
    display: flex;
    width: 100%;
}

/* Sidebar Navigation */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    background: rgba(10, 15, 25, 0.85);
    backdrop-filter: var(--backdrop-blur);
    border-right: 1px solid var(--border-color);
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px 24px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.sidebar-logo span {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 20px;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 15px;
    transition: all 0.2s ease;
}

.nav-link:hover, .nav-link.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue);
    transform: translateX(4px);
}

.nav-link.active {
    background: var(--grad-primary);
    color: #FFF;
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.25);
}

.sidebar-footer {
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.user-badge {
    padding: 8px 12px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.03);
    font-size: 12px;
}

.user-badge .name {
    font-weight: 600;
    color: var(--text-primary);
    display: block;
}

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

/* Main Content Area */
.main-content {
    margin-left: var(--sidebar-width);
    flex-grow: 1;
    padding: 32px 40px;
    min-height: 100vh;
}

.header-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

/* Typography styles */
.page-title {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, #FFF 0%, #9CA3AF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Cards & Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    padding: 24px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    font-family: var(--font-heading);
}

.stat-value.ars {
    color: var(--accent-blue);
}

.stat-value.usd {
    color: var(--accent-emerald);
}

/* Forms styling */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

input, select, textarea {
    background: rgba(17, 24, 39, 0.8);
    border: 1px solid var(--border-color);
    padding: 12px 16px;
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    transition: all 0.2s ease;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
    background: rgba(17, 24, 39, 0.95);
}

/* Buttons System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background: var(--grad-primary);
    color: #FFF;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.35);
}

.btn-success {
    background: var(--grad-emerald);
    color: #FFF;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
}

.btn-danger {
    background: var(--grad-rose);
    color: #FFF;
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.35);
}

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

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

/* Tables System */
.table-wrapper {
    overflow-x: auto;
    margin-top: 16px;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th {
    padding: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 15px;
    color: var(--text-primary);
}

tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Badges & Status indicators */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-info { background: rgba(59, 130, 246, 0.15); color: #60A5FA; }
.badge-success { background: rgba(16, 185, 129, 0.15); color: #34D399; }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: #FBBF24; }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: #FCA5A5; }

/* Real-time warnings (Regla A) */
.warning-banner {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #FCA5A5;
    padding: 16px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); }
    100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* Flash alerts notifications */
.flash-alert {
    padding: 16px 20px;
    border-radius: 8px;
    margin-bottom: 24px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.flash-alert.success {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid rgba(16, 185, 129, 0.4);
    color: #34D399;
}

.flash-alert.error {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.4);
    color: #FCA5A5;
}

/* Actions cell alignment */
.actions-cell {
    display: flex;
    gap: 8px;
}

.action-btn {
    padding: 6px;
    border-radius: 6px;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.action-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.action-btn.delete:hover {
    color: var(--accent-rose);
    background: rgba(239, 68, 68, 0.1);
}

/* Pagination / Filters styling */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: flex-end;
    margin-bottom: 24px;
    padding: 20px;
}

/* Auth Page layout styling */
.auth-page {
    background: var(--bg-main);
    background-image: radial-gradient(circle at 10% 20%, rgba(59, 130, 246, 0.08) 0%, transparent 40%),
                      radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 40%);
    width: 100%;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    padding: 40px;
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-logo {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 8px;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.auth-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Print CSS Settings */
@media print {
    body {
        background: #FFF !important;
        color: #000 !important;
    }
    .no-print {
        display: none !important;
    }
}