/* 
 * Kennzahlenvergleichsportal - Stylesheet
 * Modernes, responsives Design
 */

:root {
    /* Farbpalette - Professionell und vertrauenswürdig */
    --primary: #1e3a5f;
    --primary-light: #2d5a8a;
    --primary-dark: #0f1f33;
    --secondary: #e8913a;
    --secondary-light: #f4a85a;
    --accent: #34c3a3;
    --accent-light: #5dd4b8;
    
    /* Neutrale Farben */
    --bg-main: #f5f7fa;
    --bg-card: #ffffff;
    --bg-dark: #1a1f2e;
    --text-primary: #1e2a3a;
    --text-secondary: #5a6b7d;
    --text-muted: #8c9aaa;
    --border: #e1e5eb;
    --border-light: #f0f2f5;
    
    /* Status-Farben */
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;
    
    /* Schatten */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 50px rgba(0,0,0,0.15);
    
    /* Abstände */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Radien */
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Transitions */
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Basis */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Typografie */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--primary-dark);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

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

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

/* Header */
.main-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: var(--secondary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: var(--shadow);
}

.logo h1 {
    font-size: 1.4rem;
    color: white;
    font-weight: 600;
}

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

.nav-main a, .nav-main button {
    padding: var(--spacing-sm) var(--spacing-md);
    color: rgba(255,255,255,0.9);
    border-radius: var(--radius);
    transition: var(--transition);
    font-size: 0.95rem;
    background: transparent;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.nav-main a:hover, .nav-main button:hover {
    background: rgba(255,255,255,0.15);
    color: white;
}

.nav-main a.active {
    background: var(--secondary);
    color: white;
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius);
}

.user-info span {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Main Container */
.main-container {
    flex: 1;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
}

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

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    background: linear-gradient(to right, var(--bg-main), transparent);
}

.card-header h2, .card-header h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border);
    background: var(--bg-main);
}

/* Formulare */
.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.form-group small {
    display: block;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: var(--spacing-xs);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background: white;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 4px rgba(30, 58, 95, 0.1);
}

input[type="number"] {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    color: white;
}

.btn-secondary {
    background: var(--bg-main);
    color: var(--text-primary);
    border: 2px solid var(--border);
}

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

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #34ce57 100%);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #e4606d 100%);
    color: white;
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-xxl);
    font-size: 1.1rem;
}

/* Tabellen */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

thead {
    background: var(--primary);
    color: white;
}

th, td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    font-weight: 600;
    white-space: nowrap;
}

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

tbody tr:hover {
    background: var(--bg-main);
}

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

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

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

/* Alerts */
.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    border: 1px solid rgba(40, 167, 69, 0.3);
    color: var(--success);
}

.alert-danger {
    background: rgba(220, 53, 69, 0.1);
    border: 1px solid rgba(220, 53, 69, 0.3);
    color: var(--danger);
}

.alert-warning {
    background: rgba(255, 193, 7, 0.15);
    border: 1px solid rgba(255, 193, 7, 0.4);
    color: #856404;
}

.alert-info {
    background: rgba(23, 162, 184, 0.1);
    border: 1px solid rgba(23, 162, 184, 0.3);
    color: var(--info);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

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

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Kategorie-Sektion */
.category-section {
    margin-bottom: var(--spacing-xl);
}

.category-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.category-icon {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.2);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.category-content {
    background: white;
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    padding: var(--spacing-lg);
}

/* Kennzahlen-Karte */
.kennzahlen-card {
    background: var(--bg-main);
    border-radius: var(--radius);
    padding: var(--spacing-lg);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.kennzahlen-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow);
}

.kennzahlen-title {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-xs);
}

.kennzahlen-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

.kennzahlen-input-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.kennzahlen-input-group input {
    flex: 1;
}

.kennzahlen-unit {
    padding: var(--spacing-md);
    background: var(--border);
    border-radius: var(--radius);
    font-weight: 500;
    color: var(--text-secondary);
    min-width: 60px;
    text-align: center;
}

/* Vergleichsanzeige */
.comparison-box {
    background: linear-gradient(135deg, var(--bg-main) 0%, #e8ecf2 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

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

.comparison-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.stat-box {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}

.stat-own {
    border: 2px solid var(--secondary);
}

.stat-own .stat-value {
    color: var(--secondary);
}

.stat-min { border-left: 4px solid var(--accent); }
.stat-max { border-left: 4px solid var(--danger); }
.stat-avg { border-left: 4px solid var(--info); }
.stat-count { border-left: 4px solid var(--text-muted); }

/* Position Indicator */
.position-bar {
    height: 8px;
    background: var(--border);
    border-radius: 4px;
    margin: var(--spacing-lg) 0;
    position: relative;
    overflow: visible;
}

.position-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent) 0%, var(--secondary) 100%);
    border-radius: 4px;
    transition: var(--transition);
}

.position-marker {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: var(--secondary);
    border: 3px solid white;
    border-radius: 50%;
    box-shadow: var(--shadow);
}

/* Jahr-Auswahl */
.year-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-xl);
}

.year-selector label {
    font-weight: 600;
    color: var(--primary-dark);
}

.year-selector select {
    width: auto;
    min-width: 150px;
}

/* Footer */
.main-footer {
    background: var(--bg-dark);
    color: rgba(255,255,255,0.7);
    padding: var(--spacing-lg) 0;
    margin-top: auto;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-container a {
    color: rgba(255,255,255,0.7);
}

.footer-container a:hover {
    color: white;
}

/* Login-Seite */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
}

.login-card {
    width: 100%;
    max-width: 440px;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.login-header {
    background: var(--primary);
    color: white;
    padding: var(--spacing-xl);
    text-align: center;
}

.login-header h1 {
    color: white;
    margin-bottom: var(--spacing-sm);
}

.login-body {
    padding: var(--spacing-xl);
}

/* Tabs */
.tabs {
    display: flex;
    border-bottom: 2px solid var(--border);
    margin-bottom: var(--spacing-lg);
}

.tab {
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-muted);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: var(--transition);
}

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

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

.tab-content {
    display: none;
}

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

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background: rgba(40, 167, 69, 0.15);
    color: var(--success);
}

.badge-danger {
    background: rgba(220, 53, 69, 0.15);
    color: var(--danger);
}

.badge-warning {
    background: rgba(255, 193, 7, 0.2);
    color: #856404;
}

/* Responsive */
@media (max-width: 768px) {
    :root {
        font-size: 14px;
    }
    
    .header-container {
        flex-direction: column;
        text-align: center;
    }
    
    .nav-main {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .main-container {
        padding: var(--spacing-md);
    }
    
    .year-selector {
        flex-direction: column;
        align-items: stretch;
    }
    
    .comparison-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-container {
        flex-direction: column;
        text-align: center;
    }
    
    table {
        font-size: 0.85rem;
    }
    
    th, td {
        padding: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .comparison-stats {
        grid-template-columns: 1fr;
    }
    
    .btn {
        width: 100%;
    }
}

/* Utilities */
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.d-flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.align-center { align-items: center; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

.w-100 { width: 100%; }
.text-muted { color: var(--text-muted); }

/* Animationen */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

/* ============================================
   KOMPAKTE KENNZEICHEN-TABELLE
   ============================================ */

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

.kennzahlen-table th {
    background: var(--bg-main);
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border);
}

.kennzahlen-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
    vertical-align: middle;
}

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

.kennzahlen-table tbody tr:hover {
    background: rgba(30, 58, 95, 0.03);
}

.kennzahlen-table tbody tr.has-value {
    background: rgba(52, 195, 163, 0.05);
}

.kennzahlen-table tbody tr.has-value:hover {
    background: rgba(52, 195, 163, 0.1);
}

.col-title {
    width: 55%;
}

.col-value {
    width: 30%;
}

.col-unit {
    width: 15%;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.kennzahlen-label-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.kennzahlen-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.kennzahlen-titel {
    font-weight: 500;
}

.info-toggle {
    background: none;
    border: none;
    padding: 2px 6px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    font-size: 0.9rem;
    line-height: 1;
    opacity: 0.6;
}

.info-toggle:hover {
    background: var(--bg-main);
    opacity: 1;
}

.info-toggle[aria-expanded="true"] {
    background: var(--primary);
    opacity: 1;
}

.info-toggle[aria-expanded="true"] .info-icon {
    filter: brightness(0) invert(1);
}

.kennzahlen-erklaerung {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-main);
    border-left: 3px solid var(--primary-light);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    animation: slideDown 0.2s ease-out;
}

.kennzahlen-erklaerung[hidden] {
    display: none;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Vergleichsseite Titel-Wrapper */
.comparison-title-wrapper {
    flex: 1;
}

.comparison-title-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.comparison-title-row h3 {
    margin: 0;
}

.comparison-header .kennzahlen-erklaerung {
    margin-top: var(--spacing-sm);
    margin-bottom: 0;
}

.info-tooltip {
    cursor: help;
    opacity: 0.6;
    font-size: 0.85rem;
}

.info-tooltip:hover {
    opacity: 1;
}

.compact-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    text-align: right;
    font-variant-numeric: tabular-nums;
    transition: var(--transition);
    background: white;
}

.compact-input:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

.compact-input:not(:placeholder-shown) {
    background: rgba(52, 195, 163, 0.05);
    border-color: var(--accent);
}

.compact-input.saved-highlight {
    animation: savedPulse 0.5s ease-out;
}

@keyframes savedPulse {
    0% { box-shadow: 0 0 0 0 rgba(40, 167, 69, 0.4); }
    70% { box-shadow: 0 0 0 8px rgba(40, 167, 69, 0); }
    100% { box-shadow: 0 0 0 0 rgba(40, 167, 69, 0); }
}

/* ============================================
   AJAX SAVE STATUS INDICATOR
   ============================================ */

.save-status {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--bg-dark);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 9999;
    font-size: 0.9rem;
}

.save-status.show {
    opacity: 1;
    transform: translateY(0);
}

.save-status .status-icon {
    font-size: 1.1rem;
}

.save-status.saving .status-icon {
    animation: spin 1s linear infinite;
}

.save-status.saved {
    background: var(--success);
}

.save-status.error {
    background: var(--danger);
}

.save-status.pending {
    background: var(--warning);
    color: var(--text-primary);
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ============================================
   FORTSCHRITTSANZEIGE
   ============================================ */

.progress-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
    max-width: 300px;
}

.progress-bar-container {
    flex: 1;
    height: 8px;
    background: var(--border);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent) 0%, var(--success) 100%);
    border-radius: 4px;
    transition: width 0.5s ease-out;
}

.progress-text {
    font-size: 0.85rem;
    color: var(--text-muted);
    white-space: nowrap;
}

/* ============================================
   KATEGORIE-VERBESSERUNGEN
   ============================================ */

.category-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
}

.category-info h2 {
    margin: 0;
    color: white;
}

.category-progress {
    background: rgba(255,255,255,0.2);
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
}

.category-toggle {
    margin-left: auto;
    font-size: 0.8rem;
    opacity: 0.7;
    transition: var(--transition);
}

.category-header:hover .category-toggle {
    opacity: 1;
}

/* ============================================
   TASTATUR-HINWEISE
   ============================================ */

.keyboard-hints {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md);
    margin-top: var(--spacing-xl);
    color: var(--text-muted);
    font-size: 0.85rem;
    flex-wrap: wrap;
}

.keyboard-hints kbd {
    display: inline-block;
    padding: 2px 6px;
    background: var(--bg-main);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: monospace;
    font-size: 0.8rem;
    box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

/* ============================================
   YEAR SELECTOR ERWEITERUNG
   ============================================ */

.year-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.year-selector label {
    font-weight: 600;
    color: var(--primary-dark);
    white-space: nowrap;
}

.year-selector select {
    width: auto;
    min-width: 120px;
}

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

@media (max-width: 768px) {
    .kennzahlen-table th,
    .kennzahlen-table td {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .col-title { width: 50%; }
    .col-value { width: 35%; }
    .col-unit { width: 15%; font-size: 0.8rem; }
    
    .compact-input {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.95rem;
    }
    
    .year-selector {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }
    
    .progress-info {
        max-width: none;
    }
    
    .keyboard-hints {
        display: none;
    }
    
    .save-status {
        bottom: 10px;
        right: 10px;
        left: 10px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .col-unit {
        display: none;
    }
    
    .col-title { width: 60%; }
    .col-value { width: 40%; }
    
    .category-progress {
        display: none;
    }
}

/* Print Styles */
@media print {
    .main-header, .main-footer, .btn, .nav-main, .save-status, .keyboard-hints {
        display: none;
    }
    
    body {
        background: white;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    .compact-input {
        border: none;
        background: none;
    }
}