/**
 * mojekariera.online CRM - Stylesheet
 * Hlavní barvy: #0F3F63, #3498DB, #E6F5FC
 */

:root {
    --primary: #0F3F63;
    --secondary: #3498DB;
    --light-bg: #E6F5FC;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --gray: #e9ecef;
    --dark-gray: #6c757d;
    --text-dark: #212529;
    --text-light: #6c757d;
    --success: #28a745;
    --warning: #f39c12;
    --danger: #e74c3c;
    --info: #17a2b8;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --box-shadow: 0 4px 20px rgba(15, 63, 99, 0.1);
    --box-shadow-hover: 0 8px 30px rgba(15, 63, 99, 0.15);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--light-bg);
}

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

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

/* ==================== LOGIN PAGE ==================== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    padding: 2rem;
}

.login-container {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 440px;
    animation: slideUp 0.5s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-logo {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-logo i {
    font-size: 4rem;
    color: var(--secondary);
    margin-bottom: 1rem;
    display: block;
}

.login-logo h1 {
    color: var(--primary);
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.login-logo p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* ==================== LAYOUT ==================== */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* ==================== SIDEBAR ==================== */
.sidebar {
    width: 280px;
    background: linear-gradient(180deg, var(--primary) 0%, #0a2d47 100%);
    color: var(--white);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);
}

.sidebar-header {
    padding: 2rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.sidebar-logo i {
    font-size: 2rem;
    color: var(--secondary);
}

.sidebar-logo h1 {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--white) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-subtitle {
    font-size: 0.8rem;
    opacity: 0.7;
}

.user-info {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--secondary) 0%, #2980b9 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--white);
    text-transform: uppercase;
}

.user-details {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-weight: 600;
    font-size: 0.95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.75rem;
    opacity: 0.7;
    text-transform: capitalize;
}

/* Navigation */
.sidebar-nav {
    padding: 1.5rem 1rem;
}

.nav-section {
    margin-bottom: 1.5rem;
}

.nav-section-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0.5;
    margin-bottom: 0.75rem;
    padding: 0 1rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.875rem 1rem;
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    margin-bottom: 0.35rem;
    transition: var(--transition);
    position: relative;
}

.nav-item i {
    width: 22px;
    text-align: center;
    font-size: 1.1rem;
}

.nav-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    transform: translateX(4px);
}

.nav-item.active {
    background: linear-gradient(135deg, var(--secondary) 0%, #2980b9 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.4);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 60%;
    background: var(--white);
    border-radius: 0 4px 4px 0;
}

.nav-badge {
    margin-left: auto;
    background: var(--danger);
    color: var(--white);
    font-size: 0.65rem;
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    font-weight: 600;
}

/* ==================== MAIN CONTENT ==================== */
.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 2rem;
    min-height: 100vh;
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-title {
    font-size: 2rem;
    color: var(--primary);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.page-title i {
    color: var(--secondary);
}

.page-subtitle {
    font-size: 1rem;
    color: var(--text-light);
    margin-top: 0.25rem;
}

.page-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.current-date {
    color: var(--text-light);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ==================== STATS GRID ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--white);
    padding: 1.75rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--secondary);
    transition: var(--transition);
}

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

.stat-card:hover::before {
    width: 6px;
}

.stat-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    flex-shrink: 0;
}

.stat-icon.blue {
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.15) 0%, rgba(52, 152, 219, 0.25) 100%);
    color: var(--secondary);
}

.stat-icon.green {
    background: linear-gradient(135deg, rgba(40, 167, 69, 0.15) 0%, rgba(40, 167, 69, 0.25) 100%);
    color: var(--success);
}

.stat-icon.orange {
    background: linear-gradient(135deg, rgba(243, 156, 18, 0.15) 0%, rgba(243, 156, 18, 0.25) 100%);
    color: var(--warning);
}

.stat-icon.red {
    background: linear-gradient(135deg, rgba(231, 76, 60, 0.15) 0%, rgba(231, 76, 60, 0.25) 100%);
    color: var(--danger);
}

.stat-icon.purple {
    background: linear-gradient(135deg, rgba(155, 89, 182, 0.15) 0%, rgba(155, 89, 182, 0.25) 100%);
    color: #9b59b6;
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 0.35rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
}

/* ==================== CARDS ==================== */
.card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

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

.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
}

.card-title {
    font-size: 1.15rem;
    color: var(--primary);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-title i {
    color: var(--secondary);
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    padding: 1rem 1.5rem;
    background: var(--light-gray);
    border-top: 1px solid var(--gray);
}

/* ==================== GRID LAYOUT ==================== */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

/* ==================== LIST ITEMS ==================== */
.list-item {
    padding: 1rem 1.25rem;
    background: var(--light-gray);
    border-radius: var(--border-radius-sm);
    margin-bottom: 0.75rem;
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.list-item:hover {
    background: var(--light-bg);
    border-left-color: var(--secondary);
    transform: translateX(4px);
}

.list-item:last-child {
    margin-bottom: 0;
}

.list-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
}

.list-item-title {
    font-weight: 600;
    color: var(--primary);
}

.list-item-meta {
    font-size: 0.85rem;
    color: var(--text-light);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.list-item-meta i {
    width: 18px;
    color: var(--secondary);
}

/* ==================== BADGES ==================== */
.badge {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary {
    background-color: rgba(15, 63, 99, 0.1);
    color: var(--primary);
}

.badge-secondary {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--secondary);
}

.badge-success {
    background-color: rgba(40, 167, 69, 0.1);
    color: var(--success);
}

.badge-warning {
    background-color: rgba(243, 156, 18, 0.1);
    color: var(--warning);
}

.badge-danger {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--danger);
}

.badge-info {
    background-color: rgba(23, 162, 184, 0.1);
    color: var(--info);
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--secondary) 0%, #2980b9 100%);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition);
    text-align: center;
    justify-content: center;
}

.btn:hover {
    background: linear-gradient(135deg, #2980b9 0%, var(--secondary) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.35);
    color: var(--white);
}

.btn:active {
    transform: translateY(0);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, #0a2d47 100%);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0a2d47 0%, var(--primary) 100%);
    box-shadow: 0 6px 20px rgba(15, 63, 99, 0.35);
}

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #218838 100%);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #c0392b 100%);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--secondary);
    color: var(--secondary);
}

.btn-outline:hover {
    background: var(--secondary);
    color: var(--white);
}

.btn-ghost {
    background: transparent;
    color: var(--text-dark);
    box-shadow: none;
}

.btn-ghost:hover {
    background: var(--light-gray);
    box-shadow: none;
    transform: none;
}

/* ==================== FORMS ==================== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--primary);
    font-size: 0.9rem;
}

.form-label-required::after {
    content: ' *';
    color: var(--danger);
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--gray);
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--white);
    color: var(--text-dark);
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 0 4px rgba(52, 152, 219, 0.15);
}

.form-control:disabled {
    background-color: var(--light-gray);
    cursor: not-allowed;
}

/* ==================== ALERTS ==================== */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-sm);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.875rem;
    border-left: 4px solid;
    animation: slideIn 0.3s ease;
}

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

.alert-success {
    background-color: rgba(40, 167, 69, 0.1);
    color: var(--success);
    border-color: var(--success);
}

.alert-danger {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--danger);
    border-color: var(--danger);
}

.alert-warning {
    background-color: rgba(243, 156, 18, 0.1);
    color: var(--warning);
    border-color: var(--warning);
}

.alert-info {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--secondary);
    border-color: var(--secondary);
}

/* ==================== EMPTY STATE ==================== */
.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-light);
}

.empty-state i {
    font-size: 4rem;
    opacity: 0.3;
    margin-bottom: 1rem;
    display: block;
    color: var(--secondary);
}

.empty-state p {
    font-size: 1rem;
}

/* ==================== LOADING ==================== */
.spinner {
    border: 3px solid var(--gray);
    border-top: 3px solid var(--secondary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 0.8s linear infinite;
    margin: 2rem auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-text {
    margin-top: 1rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ==================== TABLES ==================== */
.table-responsive {
    overflow-x: auto;
}

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

.table thead th {
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--primary);
    border-bottom: 2px solid var(--gray);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table tbody td {
    padding: 1rem;
    border-bottom: 1px solid var(--gray);
}

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

.table tbody tr:hover {
    background-color: var(--light-bg);
}

/* ==================== QUICK ACTIONS ==================== */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.quick-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem 1rem;
    background: var(--light-gray);
    border-radius: var(--border-radius-sm);
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition);
    text-align: center;
}

.quick-action i {
    font-size: 2rem;
    color: var(--secondary);
    margin-bottom: 0.75rem;
}

.quick-action span {
    font-size: 0.9rem;
    font-weight: 500;
}

.quick-action:hover {
    background: var(--secondary);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.3);
}

.quick-action:hover i {
    color: var(--white);
}

/* ==================== UTILITIES ==================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-light); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.ml-auto { margin-left: auto; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.w-100 { width: 100%; }

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .sidebar {
        width: 240px;
    }
    .main-content {
        margin-left: 240px;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .grid-2 {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
}

.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1001;
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 0.75rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
}

/* ==================== BREADCRUMB ==================== */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.breadcrumb a {
    color: var(--secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

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

.breadcrumb i.fa-chevron-right {
    font-size: 0.65rem;
    opacity: 0.5;
}

/* ==================== FORM ROW ==================== */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.form-section {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--gray);
}

.form-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.form-section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-section-title i {
    color: var(--secondary);
}

/* ==================== INFO GRID ==================== */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.25rem;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.info-label {
    font-size: 0.8rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.info-value {
    font-size: 1rem;
    color: var(--text-dark);
    font-weight: 500;
}

.info-value.important {
    color: var(--primary);
    font-weight: 700;
}

/* ==================== DOKUMENTY ==================== */
.doc-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.doc-title i {
    color: var(--secondary);
    font-size: 1.1rem;
}

.doc-filename {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.doc-filename i {
    font-size: 0.75rem;
    opacity: 0.7;
}

.doc-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

.doc-action-btn {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: var(--border-radius-sm);
    background: var(--light-gray);
    color: var(--text-light);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    text-decoration: none;
}

.doc-action-btn:hover {
    background: var(--secondary);
    color: var(--white);
    transform: translateY(-2px);
}

.doc-action-btn.doc-action-delete:hover {
    background: var(--danger);
}

/* ==================== MODAL ==================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 10000;
    overflow-y: auto;
    padding: 2rem;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.modal-content {
    background: var(--white);
    border-radius: var(--border-radius);
    width: 100%;
    max-width: 700px;
    margin: auto;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
    max-height: calc(100vh - 4rem);
    overflow-y: auto;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
    position: sticky;
    top: 0;
    z-index: 1;
}

.modal-title {
    font-size: 1.25rem;
    color: var(--primary);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-title i {
    color: var(--secondary);
}

.modal-close {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--light-gray);
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    line-height: 1;
}

.modal-close:hover {
    background: var(--danger);
    color: var(--white);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--gray);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    background: var(--light-gray);
}

/* ==================== DOCUMENT PREVIEW ==================== */
.preview-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: var(--text-light);
}

.preview-loading .spinner {
    width: 50px;
    height: 50px;
    margin-bottom: 1rem;
}

.preview-image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
    border-radius: var(--border-radius-sm);
}

.preview-pdf {
    width: 100%;
    height: 70vh;
    border: none;
    border-radius: var(--border-radius-sm);
}

.preview-text {
    background: var(--light-gray);
    padding: 1.5rem;
    border-radius: var(--border-radius-sm);
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    overflow-x: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
    max-height: 60vh;
}

.preview-word {
    padding: 2rem;
    background: var(--white);
    border: 1px solid var(--gray);
    border-radius: var(--border-radius-sm);
    max-height: 60vh;
    overflow-y: auto;
    line-height: 1.8;
}

.preview-word h1, .preview-word h2, .preview-word h3 {
    color: var(--primary);
    margin: 1rem 0 0.5rem;
}

.preview-word p {
    margin-bottom: 0.75rem;
}

.preview-unsupported {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    text-align: center;
    color: var(--text-light);
}

.preview-unsupported i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.4;
    color: var(--secondary);
}

.preview-unsupported p {
    margin-bottom: 1.5rem;
}

/* ==================== DETAIL GRID ==================== */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.detail-label {
    font-size: 0.75rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.detail-value {
    font-size: 1rem;
    color: var(--text-dark);
}

/* ==================== INVOICE ITEMS ==================== */
.invoice-items-container {
    background: var(--light-gray);
    border-radius: var(--border-radius-sm);
    padding: 1rem;
    margin-bottom: 1rem;
}

.invoice-item {
    background: var(--white);
    border-radius: var(--border-radius-sm);
    padding: 1rem;
    margin-bottom: 0.75rem;
    border: 1px solid var(--gray);
    transition: var(--transition);
}

.invoice-item:hover {
    border-color: var(--secondary);
}

.invoice-item:last-child {
    margin-bottom: 0;
}

.invoice-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--gray);
}

.invoice-item-number {
    font-weight: 600;
    color: var(--primary);
    font-size: 0.85rem;
}

.invoice-item-remove {
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    color: var(--text-light);
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.invoice-item-remove:hover {
    background: var(--danger);
    color: var(--white);
}

.invoice-item-total {
    text-align: right;
    margin-top: 0.75rem;
    padding-top: 0.5rem;
    border-top: 1px dashed var(--gray);
    font-size: 0.9rem;
    color: var(--text-light);
}

.invoice-item-total .item-total {
    font-weight: 700;
    color: var(--primary);
}

.invoice-empty-msg {
    text-align: center;
    padding: 2rem;
    color: var(--text-light);
}

.invoice-totals {
    background: var(--light-bg);
    border-radius: var(--border-radius-sm);
    padding: 1rem;
    margin-top: 1rem;
}

.invoice-totals-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
}

.invoice-totals-row.total {
    border-top: 2px solid var(--primary);
    margin-top: 0.5rem;
    padding-top: 1rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

/* ==================== ÚKOLY META ==================== */
.ukol-meta {
    background: var(--light-gray);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-sm);
    margin-top: 1rem;
}

.ukol-meta small {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ukol-meta i {
    color: var(--secondary);
}

/* ==================== SCHŮZKY ==================== */
.schuzka-detail-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--gray);
}

.schuzka-detail-row:last-child {
    border-bottom: none;
}

.schuzka-detail-row i {
    width: 20px;
    color: var(--secondary);
}

/* ==================== UPLOAD AREA ==================== */
.upload-area {
    border: 2px dashed var(--gray);
    border-radius: var(--border-radius-sm);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    background: var(--light-gray);
}

.upload-area:hover {
    border-color: var(--secondary);
    background: var(--light-bg);
}

.upload-area i {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 1rem;
    display: block;
}

.upload-area p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.upload-area small {
    color: var(--text-light);
    font-size: 0.8rem;
}

#selectedFileName {
    margin-top: 1rem;
    font-weight: 600;
    color: var(--primary);
}

#uploadProgress {
    margin-top: 1rem;
}

.progress-bar {
    height: 8px;
    background: var(--gray);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--secondary) 0%, var(--primary) 100%);
    width: 0%;
    transition: width 0.3s ease;
    animation: progressPulse 1.5s ease-in-out infinite;
}

@keyframes progressPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ==================== CLICKABLE TABLE ROWS ==================== */
.table tbody tr.clickable {
    cursor: pointer;
}

.table tbody tr.clickable:hover {
    background-color: var(--light-bg);
}

/* ==================== CLIENT INFO HEADER ==================== */
.client-quick-info {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    padding: 1rem 0;
}

.client-quick-info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
}

.client-quick-info-item i {
    color: var(--secondary);
}

.client-quick-info-item a {
    color: var(--secondary);
}

/* ==================== TABS ==================== */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--gray);
    margin-bottom: 1.5rem;
}

.tab-btn {
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-light);
    position: relative;
    transition: var(--transition);
}

.tab-btn:hover {
    color: var(--primary);
}

.tab-btn.active {
    color: var(--primary);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--secondary);
    border-radius: 3px 3px 0 0;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ==================== CHECKBOX STYLED ==================== */
.checkbox-styled {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
}

.checkbox-styled input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--secondary);
}

/* ==================== PRINT ==================== */
@media print {
    .sidebar, .page-actions, .btn { display: none; }
    .main-content { margin-left: 0; }
    body { background-color: white; }
}

/* ==================== SIDEBAR NAV ITEMS ==================== */

.task-overdue {
    background: linear-gradient(90deg, rgba(231, 76, 60, 0.1) 0%, rgba(231, 76, 60, 0.05) 100%) !important;
    border-left: 4px solid var(--danger) !important;
}

.task-overdue:hover {
    background: linear-gradient(90deg, rgba(231, 76, 60, 0.15) 0%, rgba(231, 76, 60, 0.08) 100%) !important;
}

/* Úkol do 24 hodin - oranžové pozadí */
.task-urgent {
    background: linear-gradient(90deg, rgba(243, 156, 18, 0.1) 0%, rgba(243, 156, 18, 0.05) 100%) !important;
    border-left: 4px solid var(--warning) !important;
}

.task-urgent:hover {
    background: linear-gradient(90deg, rgba(243, 156, 18, 0.15) 0%, rgba(243, 156, 18, 0.08) 100%) !important;
}

/* Úkol do 72 hodin - žluté pozadí */
.task-warning {
    background: linear-gradient(90deg, rgba(255, 235, 59, 0.08) 0%, rgba(255, 235, 59, 0.03) 100%) !important;
    border-left: 4px solid #ffeb3b !important;
}

.task-warning:hover {
    background: linear-gradient(90deg, rgba(255, 235, 59, 0.12) 0%, rgba(255, 235, 59, 0.06) 100%) !important;
}

/* ==================== AVATARY - Rozšíření ==================== */

/* Malý avatar (pro tabulky) */
.user-avatar-sm {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--secondary) 0%, #2980b9 100%);
    color: var(--white);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    flex-shrink: 0;
    margin-right: 10px;
    line-height: 1;
}

/* Velký avatar */
.user-avatar-lg {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--secondary) 0%, #2980b9 100%);
    color: var(--white);
    font-weight: 700;
    font-size: 28px;
    text-transform: uppercase;
    flex-shrink: 0;
    line-height: 1;
}

/* Obrázky v avatarech */
.user-avatar img,
.user-avatar-sm img,
.user-avatar-lg img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

/* Container s avatarem a jménem */
.user-avatar-name {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-avatar-name span {
    font-weight: 500;
    color: var(--text-dark);
}

/* Barevné varianty avatarů podle iniciál */
.user-avatar-sm[data-initials^="A"],
.user-avatar-sm[data-initials^="N"],
.user-avatar[data-initials^="A"],
.user-avatar[data-initials^="N"] {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.user-avatar-sm[data-initials^="B"],
.user-avatar-sm[data-initials^="O"],
.user-avatar[data-initials^="B"],
.user-avatar[data-initials^="O"] {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.user-avatar-sm[data-initials^="C"],
.user-avatar-sm[data-initials^="P"],
.user-avatar[data-initials^="C"],
.user-avatar[data-initials^="P"] {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.user-avatar-sm[data-initials^="D"],
.user-avatar-sm[data-initials^="Q"],
.user-avatar[data-initials^="D"],
.user-avatar[data-initials^="Q"] {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.user-avatar-sm[data-initials^="E"],
.user-avatar-sm[data-initials^="R"],
.user-avatar[data-initials^="E"],
.user-avatar[data-initials^="R"] {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.user-avatar-sm[data-initials^="F"],
.user-avatar-sm[data-initials^="S"],
.user-avatar[data-initials^="F"],
.user-avatar[data-initials^="S"] {
    background: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
}

.user-avatar-sm[data-initials^="G"],
.user-avatar-sm[data-initials^="T"],
.user-avatar[data-initials^="G"],
.user-avatar[data-initials^="T"] {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

.user-avatar-sm[data-initials^="H"],
.user-avatar-sm[data-initials^="U"],
.user-avatar[data-initials^="H"],
.user-avatar[data-initials^="U"] {
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
}

.user-avatar-sm[data-initials^="I"],
.user-avatar-sm[data-initials^="V"],
.user-avatar[data-initials^="I"],
.user-avatar[data-initials^="V"] {
    background: linear-gradient(135deg, #fbc2eb 0%, #a6c1ee 100%);
}

.user-avatar-sm[data-initials^="J"],
.user-avatar-sm[data-initials^="W"],
.user-avatar[data-initials^="J"],
.user-avatar[data-initials^="W"] {
    background: linear-gradient(135deg, #fdcbf1 0%, #e6dee9 100%);
}

.user-avatar-sm[data-initials^="K"],
.user-avatar-sm[data-initials^="X"],
.user-avatar[data-initials^="K"],
.user-avatar[data-initials^="X"] {
    background: linear-gradient(135deg, #a1c4fd 0%, #c2e9fb 100%);
}

.user-avatar-sm[data-initials^="L"],
.user-avatar-sm[data-initials^="Y"],
.user-avatar[data-initials^="L"],
.user-avatar[data-initials^="Y"] {
    background: linear-gradient(135deg, #d299c2 0%, #fef9d7 100%);
}

.user-avatar-sm[data-initials^="M"],
.user-avatar-sm[data-initials^="Z"],
.user-avatar[data-initials^="M"],
.user-avatar[data-initials^="Z"] {
    background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
}

/* ==================== TEXT UTILITY TŘÍDY ==================== */

.text-danger {
    color: var(--danger) !important;
}

.text-warning {
    color: var(--warning) !important;
}

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

.text-info {
    color: var(--info) !important;
}

.text-primary {
    color: var(--primary) !important;
}

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

.fw-bold {
    font-weight: 600 !important;
}

/* ==================== RESPONSIVITA - Avatary ==================== */

@media (max-width: 768px) {
    .user-avatar-sm {
        width: 32px;
        height: 32px;
        font-size: 12px;
        margin-right: 8px;
    }
    
    .task-overdue,
    .task-urgent,
    .task-warning {
        border-left-width: 3px !important;
    }
}