/**
 * GoGooke - Responsive CSS Stylesheet
 * Mobile-First Design
 */

/* ===== Variablen ===== */
:root {
    --primary-color: #4CAF50;
    --secondary-color: #2196F3;
    --danger-color: #f44336;
    --warning-color: #ff9800;
    --success-color: #4CAF50;
    --dark-color: #212121;
    --light-color: #f5f5f5;
    --border-color: #ddd;
    --text-color: #333;
    --text-secondary: #666;
    --shadow: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-lg: 0 4px 8px rgba(0,0,0,0.15);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-color);
}

/* ===== Login-Seite ===== */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
}

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

.logo h1 {
    font-size: 2.5rem;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.logo p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ===== Header ===== */
.header {
    background: white;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1400px;
    margin: 0 auto;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px 10px;
}

.logo h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.user-menu {
    position: relative;
}

.user-button {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 15px;
    background: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

.user-button:hover {
    background: #e0e0e0;
}

.user-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 5px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    box-shadow: var(--shadow);
    min-width: 200px;
}

.user-dropdown.show {
    display: block;
}

.user-dropdown a {
    display: block;
    padding: 12px 20px;
    color: var(--text-color);
    text-decoration: none;
    transition: background 0.2s;
}

.user-dropdown a:hover {
    background: var(--light-color);
}

.user-dropdown hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 5px 0;
}

/* ===== Sidebar ===== */
.sidebar {
    position: fixed;
    left: 0;
    top: 60px;
    width: 250px;
    height: calc(100vh - 60px);
    background: white;
    box-shadow: var(--shadow);
    overflow-y: auto;
    z-index: 90;
}

.nav-menu {
    list-style: none;
    padding: 20px 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 20px;
    color: var(--text-color);
    text-decoration: none;
    transition: background 0.2s;
}

.nav-link:hover,
.nav-link.active {
    background: var(--light-color);
    color: var(--primary-color);
}

.nav-icon {
    font-size: 1.2rem;
}

.sidebar-footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

.device-status {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--success-color);
}

/* ===== Main Content ===== */
.main-content {
    margin-left: 250px;
    padding: 30px;
    min-height: calc(100vh - 60px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.page-header {
    margin-bottom: 30px;
}

.page-header h1 {
    font-size: 2rem;
    margin-bottom: 5px;
}

.page-header p {
    color: var(--text-secondary);
}

/* ===== Cards ===== */
.card {
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.card-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h2 {
    font-size: 1.3rem;
}

.card-body {
    padding: 20px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.status-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
}

.card-icon {
    font-size: 2.5rem;
}

.card-content h3 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.status-value {
    font-size: 1.5rem;
    font-weight: bold;
}

.status-detail {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 5px;
}

/* ===== Progress Bar ===== */
.progress-bar {
    width: 100%;
    height: 8px;
    background: #eee;
    border-radius: 4px;
    overflow: hidden;
    margin-top: 10px;
}

.progress-fill {
    height: 100%;
    background: var(--success-color);
    transition: width 0.3s, background 0.3s;
}

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

/* ===== Formulare ===== */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
}

.form-group input[type="range"] {
    width: calc(100% - 60px);
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.checkbox input {
    width: 18px;
    height: 18px;
}

.help-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 5px;
}

/* ===== Buttons ===== */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

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

.btn-primary:hover {
    background: #45a049;
}

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

.btn-secondary:hover {
    background: #1976D2;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background: #d32f2f;
}

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

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 0.9rem;
}

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

/* ===== Messages ===== */
.message,
.error-message {
    padding: 12px;
    border-radius: 5px;
    margin-top: 15px;
}

.message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message.error,
.error-message {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.message.warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

/* ===== Badges ===== */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 3px;
    font-size: 0.85rem;
    font-weight: 500;
}

.status-pending {
    background: #fff3cd;
    color: #856404;
}

.status-approved {
    background: #d4edda;
    color: #155724;
}

.status-rejected {
    background: #f8d7da;
    color: #721c24;
}

/* ===== Tables ===== */
.requests-table {
    width: 100%;
}

.table-header,
.table-row {
    display: grid;
    grid-template-columns: 2fr 2fr 2fr 1.5fr 1fr 1.5fr;
    gap: 10px;
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    align-items: center;
}

.table-header {
    font-weight: bold;
    background: var(--light-color);
}

.table-row {
    cursor: pointer;
    transition: background 0.2s;
}

.table-row:hover {
    background: var(--light-color);
}

/* ===== Modal ===== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: 8px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* ===== Toast ===== */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 15px 20px;
    background: var(--dark-color);
    color: white;
    border-radius: 5px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s;
    z-index: 2000;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast-success { background: var(--success-color); }
.toast-error { background: var(--danger-color); }
.toast-warning { background: var(--warning-color); }

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: 15px;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
    }
    
    .table-header,
    .table-row {
        grid-template-columns: 1fr;
        font-size: 0.9rem;
    }
    
    .table-header {
        display: none;
    }
    
    .table-row {
        padding: 15px;
        border: 1px solid var(--border-color);
        border-radius: 5px;
        margin-bottom: 10px;
    }
    
    .table-row > div::before {
        content: attr(data-label);
        font-weight: bold;
        display: block;
        margin-bottom: 5px;
    }
}

/* ===== Footer ===== */
.footer {
    background: white;
    border-top: 1px solid var(--border-color);
    padding: 20px;
    margin-top: 50px;
    margin-left: 250px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
}

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

@media (max-width: 768px) {
    .footer {
        margin-left: 0;
    }
    
    .footer-container {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
}

/* ===== Utility ===== */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

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

.small {
    font-size: 0.85rem;
}

.status-active { color: var(--success-color); }
.status-error { color: var(--danger-color); }
.status-warning { color: var(--warning-color); }
.status-online { color: var(--success-color); }
.status-offline { color: var(--text-secondary); }