/* ===== WASSERZEICHEN SYSTEM - STYLE.CSS ===== */
/* Modern responsive design */

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #667eea;
    --primary-dark: #5a67d8;
    --primary-light: #7f9cf5;
    --secondary-color: #764ba2;
    --success-color: #48bb78;
    --error-color: #e53e3e;
    --warning-color: #ed8936;
    --info-color: #4299e1;
    --text-color: #2d3748;
    --text-muted: #718096;
    --bg-color: #f7fafc;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --sidebar-width: 260px;
    --header-height: 70px;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
    --btn-ripple-size: 200px;
}

/* Dark mode support (optional - can be activated by adding class dark to html) */
html.dark {
    --text-color: #f7fafc;
    --text-muted: #a0aec0;
    --bg-color: #1a202c;
    --card-bg: #2d3748;
    --border-color: #4a5568;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

/* Focus visible for accessibility */
:focus-visible {
    outline: 3px solid var(--primary-light);
    outline-offset: 2px;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    padding: 8px;
    background: var(--primary-color);
    color: white;
    z-index: 9999;
}

.skip-link:focus {
    top: 0;
}

/* Auth Pages */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    animation: gradientShift 15s ease infinite;
    background-size: 200% 200%;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.auth-box {
    background: var(--card-bg);
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    padding: 40px;
    width: 100%;
    max-width: 420px;
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header .logo {
    font-size: 56px;
    margin-bottom: 12px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.auth-header h1 {
    font-size: 28px;
    color: var(--text-color);
    margin-bottom: 8px;
    font-weight: 700;
}

.auth-header p {
    color: var(--text-muted);
    font-size: 14px;
}

.auth-form .form-group {
    margin-bottom: 20px;
}

.auth-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.auth-form input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 16px;
    transition: all var(--transition-fast);
    background: var(--card-bg);
}

.auth-form input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
}

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

.auth-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.auth-footer p {
    color: var(--text-muted);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
}

.btn:active::after {
    width: var(--btn-ripple-size);
    height: var(--btn-ripple-size);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    color: white;
}

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

.btn-secondary {
    background: var(--border-color);
    color: var(--text-color);
}

.btn-secondary:hover {
    background: #d2d6dc;
    color: var(--text-color);
}

.btn-danger {
    background: var(--error-color);
    color: white;
    box-shadow: 0 4px 15px rgba(229, 62, 62, 0.3);
}

.btn-danger:hover {
    background: #c53030;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(229, 62, 62, 0.4);
    color: white;
}

.btn-success {
    background: var(--success-color);
    color: white;
    box-shadow: 0 4px 15px rgba(72, 187, 120, 0.3);
}

.btn-success:hover {
    background: #38a169;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(72, 187, 120, 0.4);
    color: white;
}

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

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

.btn-full {
    width: 100%;
}

.btn-small {
    padding: 8px 16px;
    font-size: 14px;
}

.btn-icon {
    padding: 10px;
    border-radius: 50%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Alerts */
.alert {
    padding: 14px 18px;
    border-radius: 12px;
    margin-bottom: 20px;
    font-size: 14px;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-success {
    background: linear-gradient(135deg, #c6f6d5 0%, #9ae6b4 100%);
    color: #22543d;
    border-left: 4px solid var(--success-color);
}

.alert-error {
    background: linear-gradient(135deg, #fed7d7 0%, #feb2b2 100%);
    color: #c53030;
    border-left: 4px solid var(--error-color);
}

.alert-warning {
    background: linear-gradient(135deg, #feebc8 0%, #fbd38d 100%);
    color: #c05621;
    border-left: 4px solid var(--warning-color);
}

.alert-info {
    background: linear-gradient(135deg, #bee3f8 0%, #90cdf4 100%);
    color: #2b6cb0;
    border-left: 4px solid var(--info-color);
}

.alert strong {
    display: block;
    margin-bottom: 4px;
}

.alert code {
    background: rgba(0, 0, 0, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
}

.alert p {
    margin: 0;
}

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

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 1000;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-lg);
}

/* Mobile overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

.sidebar-header {
    padding: 28px 24px;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.sidebar-header .logo {
    font-size: 44px;
    margin-bottom: 8px;
    display: block;
}

.sidebar-header h2 {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-menu {
    list-style: none;
    padding: 16px 0;
    flex: 1;
    overflow-y: auto;
}

.nav-item a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 24px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 15px;
    font-weight: 500;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.nav-item a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-left-color: rgba(255, 255, 255, 0.5);
}

.nav-item.active a {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border-left-color: white;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(0, 0, 0, 0.1);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
    padding: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.user-avatar {
    font-size: 28px;
}

.user-name {
    font-size: 14px;
    font-weight: 500;
}

.logout-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.logout-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    color: white;
    transform: translateY(-1px);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 24px;
    min-height: 100vh;
}

.content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.content-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-color);
}

.mobile-menu-btn {
    display: none;
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 20px;
    cursor: pointer;
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
    border: 1px solid var(--border-color);
}

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

.card h3 {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--text-color);
    font-weight: 600;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

/* Dashboard Stats */
.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    font-size: 48px;
    line-height: 1;
}

.stat-info h3 {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 6px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-color);
    line-height: 1;
}

/* Action Cards */
.dashboard-actions h2,
.recent-activity h2 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--text-color);
    font-weight: 600;
}

.action-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.action-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 28px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text-color);
    position: relative;
    overflow: hidden;
}

.action-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.action-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    color: var(--text-color);
}

.action-card:hover::after {
    transform: scaleX(1);
}

.action-icon {
    font-size: 48px;
    margin-bottom: 16px;
    display: block;
}

.action-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: 600;
}

.action-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Activity List */
.activity-list {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 40px 20px;
}

/* Form Elements */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group select,
.form-group textarea,
.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 15px;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

/* Template Section */
.templates-header {
    margin-bottom: 20px;
}

.template-form {
    margin-bottom: 24px;
}

.template-list {
    min-height: 200px;
}

.loading {
    text-align: center;
    color: var(--text-muted);
    padding: 40px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

/* Upload Section */
.upload-section {
    max-width: 900px;
}

.upload-box {
    background: linear-gradient(135deg, #f8f9ff 0%, #f0f4ff 100%);
    border: 3px dashed var(--primary-color);
    border-radius: 20px;
    padding: 60px 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin: 20px 0;
    position: relative;
    overflow: hidden;
}

.upload-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transition: left 0.5s ease;
}

.upload-box:hover::before {
    left: 100%;
}

.upload-box:hover {
    border-color: var(--secondary-color);
    background: linear-gradient(135deg, #f0e8f8 0%, #e8dff5 100%);
    transform: scale(1.01);
    box-shadow: var(--shadow-md);
}

.upload-box.drag-over {
    border-color: var(--success-color);
    background: linear-gradient(135deg, #e6ffed 0%, #c6f6d5 100%);
    transform: scale(1.02);
}

.upload-icon {
    font-size: 72px;
    margin-bottom: 20px;
    display: block;
    animation: bounce 2s ease infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.upload-box h3 {
    font-size: 22px;
    color: var(--text-color);
    margin-bottom: 10px;
    font-weight: 600;
}

.upload-box p {
    color: var(--text-muted);
    font-size: 15px;
}

.upload-info {
    font-size: 13px;
    margin-top: 16px;
    color: var(--text-muted);
    background: rgba(102, 126, 234, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
    display: inline-block;
}

.upload-progress {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 28px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.progress-bar-container {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

progress {
    flex: 1;
    height: 16px;
    border-radius: 8px;
    overflow: hidden;
    border: none;
}

progress::-webkit-progress-bar {
    background: var(--border-color);
    border-radius: 8px;
}

progress::-webkit-progress-value {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 8px;
    transition: width 0.3s ease;
}

progress::-moz-progress-bar {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 8px;
}

#progressText {
    font-weight: 600;
    color: var(--primary-color);
    min-width: 50px;
}

.upload-results {
    margin-top: 24px;
}

.result-images {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

/* Settings */
.settings-section .card {
    max-width: 600px;
}

.text-muted {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 12px;
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .sidebar-overlay {
        display: none;
    }
    
    .sidebar.active + .sidebar-overlay,
    .sidebar.active ~ .sidebar-overlay {
        display: block;
    }
}

@media (max-width: 768px) {
    :root {
        --sidebar-width: 280px;
    }
    
    .auth-box {
        padding: 28px 20px;
        border-radius: 16px;
    }
    
    .auth-header .logo {
        font-size: 48px;
    }
    
    .auth-header h1 {
        font-size: 24px;
    }
    
    .content-header {
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .content-header h1 {
        font-size: 22px;
    }
    
    .dashboard-stats {
        grid-template-columns: 1fr;
    }
    
    .action-cards {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 20px;
    }
    
    .stat-icon {
        font-size: 40px;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    .upload-box {
        padding: 40px 20px;
    }
    
    .upload-icon {
        font-size: 56px;
    }
    
    .upload-box h3 {
        font-size: 18px;
    }
    
    .grid-3 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 12px;
    }
    
    .card {
        padding: 16px;
        border-radius: 12px;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
    }
    
    .btn {
        padding: 14px 20px;
    }
    
    .content-header h1 {
        font-size: 20px;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    .stat-card::before {
        width: 100%;
        height: 4px;
        top: 0;
        left: 0;
    }
    
    .action-card {
        padding: 20px;
    }
    
    .upload-box {
        padding: 30px 16px;
    }
    
    .upload-icon {
        font-size: 48px;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn:hover {
        transform: none;
    }
    
    .action-card:hover {
        transform: none;
    }
    
    .stat-card:hover {
        transform: none;
    }
    
    .nav-item a {
        padding: 16px 24px;
    }
}

/* Utilities */
.hidden {
    display: none !important;
}

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg, var(--border-color) 25%, #f3f4f6 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Toast notifications */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    max-width: 400px;
    padding: 16px 20px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    animation: slideInRight 0.3s ease, fadeOut 0.3s ease 4s forwards;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
        visibility: hidden;
    }
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
    background: var(--primary-color);
    color: white;
}

.badge-success {
    background: var(--success-color);
}

.badge-error {
    background: var(--error-color);
}

.badge-warning {
    background: var(--warning-color);
}

/* Tooltip */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 12px;
    background: var(--text-color);
    color: white;
    font-size: 12px;
    border-radius: 6px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    margin-bottom: 8px;
}

[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
    border: 2px solid var(--bg-color);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Firefox scrollbar */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--bg-color);
}

/* Print styles */
@media print {
    .sidebar,
    .mobile-menu-btn,
    .logout-btn,
    .btn {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
}