/* --- Globale Stile und Variablen ("Mein Degu" Thema) --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200');

:root {
    --primary-color: #D32F2F; /* Warmes Rot von "Mein Degu" */
    --primary-hover: #B71C1C;
    --danger-color: #C62828;
    --danger-hover: #a52121;
    --success-color: #2E7D32;
    --secondary-color: #616161;
    
    --bg-color: #FFFFFF; 
    --card-bg-color: #ffffff;
    --sidebar-bg-color: #FFFFFF; /* Helle Sidebar */
    --sidebar-text-color: #424242; /* Dunkler Text für Kontrast */
    --sidebar-active-bg: #FBE9E7; /* Leicht rötlicher Akzent */
    --sidebar-active-text: var(--primary-color); /* Roter Text für aktiven Link */
    
    --text-color: #212121;
    --text-light-color: #757575;
    --border-color: #E0E0E0;

    --shadow: none; 
    --border-radius: 0.75rem; /* 12px */
    --transition: all 0.2s ease-in-out;
    --sidebar-width: 260px;
}

/* --- Grundlegende Stile --- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
.text-center { text-align: center; padding: 2rem; }
.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
    vertical-align: middle;
}

/* --- Login Ansicht --- */
#login-view { background-color: #F5F5F5; display: flex; justify-content: center; align-items: center; min-height: 100vh; padding: 1rem; }
.login-box { width: 100%; max-width: 400px; padding: 2.5rem; background-color: var(--card-bg-color); border-radius: var(--border-radius); box-shadow: 0 4px 12px rgba(0,0,0,0.08); text-align: center; }
.login-box .logo .logo-icon { font-size: 3.5rem; color: var(--primary-color); }
.login-box h1 { font-size: 1.8rem; font-weight: 700; margin-bottom: 0.5rem; }
.login-box p { color: var(--text-light-color); margin-bottom: 2rem; }
#login-form .form-group { margin-bottom: 1rem; }

/* --- App Layout mit Sidebar --- */
#app-container { display: flex; min-height: 100vh; }
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--sidebar-bg-color);
    color: var(--sidebar-text-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    transition: transform 0.3s ease-in-out;
    z-index: 100;
    border-right: 1px solid var(--border-color);
}
.sidebar-header {
    padding: 1.5rem;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-color);
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}
.sidebar-header .material-symbols-outlined { font-size: 1.8rem; color: var(--primary-color);}
.nav-links { list-style: none; padding: 1rem; }
.nav-link { display: flex; align-items: center; gap: 1rem; padding: 0.8rem 1rem; border-radius: 0.5rem; color: var(--sidebar-text-color); text-decoration: none; font-weight: 500; margin-bottom: 0.5rem; }
.nav-link:hover { background-color: var(--sidebar-active-bg); color: var(--sidebar-active-text); }
.nav-link.active { background-color: var(--sidebar-active-bg); color: var(--sidebar-active-text); font-weight: 600; }
.nav-link.active .material-symbols-outlined { font-variation-settings: 'FILL' 1, 'wght' 400; }
.sidebar-footer { margin-top: auto; padding: 1.5rem; border-top: 1px solid var(--border-color);}
.sidebar-footer .btn { width: 100%; justify-content: flex-start; gap: 1rem; }

.main-content {
    flex-grow: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
}
.main-header {
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    position: sticky; top: 0; z-index: 50;
}
.header-title h2 { font-size: 1.5rem; margin-left: 1rem; font-weight: 600; }
#menu-toggle { display: none; background: none; border: none; cursor: pointer; color: var(--text-color); }
main { padding: 2rem; flex-grow: 1; }


/* --- Dashboard & Container-Logik --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}
.stat-card {
    background: var(--card-bg-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: var(--transition);
}
.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}
.stat-icon-wrapper {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: grid;
    place-items: center;
}
.stat-icon-wrapper .material-symbols-outlined { font-size: 24px; }
.stat-card:nth-child(1) .stat-icon-wrapper { background-color: #E3F2FD; color: #1E88E5; }
.stat-card:nth-child(2) .stat-icon-wrapper { background-color: #E8F5E9; color: #43A047; }
.stat-card:nth-child(3) .stat-icon-wrapper { background-color: #FFF3E0; color: #FB8C00; }
.stat-card:nth-child(4) .stat-icon-wrapper { background-color: #F3E5F5; color: #8E24AA; }
.stat-card h4 {
    font-size: 0.875rem;
    color: var(--text-light-color);
    font-weight: 500;
    margin-bottom: 0.25rem;
}
.stat-card p {
    font-size: 1.75rem;
    font-weight: 600; 
    color: var(--text-color);
    line-height: 1.2;
}

.card { 
    background: var(--card-bg-color); 
    padding: 2rem; 
    border-radius: var(--border-radius); 
    border: 1px solid var(--border-color);
    margin-top: 2rem; 
}
.card:first-child { margin-top: 0; }
.card h3 { font-size: 1.25rem; margin: -2rem -2rem 1.5rem -2rem; padding: 1rem 2rem; border-bottom: 1px solid var(--border-color); }

#dashboard-page > .card, #all-drives-page > .card:last-of-type {
    border: none;
    box-shadow: none;
    border-radius: 0;
    border-top: 1px solid var(--border-color);
    padding-left: 0;
    padding-right: 0;
    padding-bottom: 0;
}
#dashboard-page > .card h3, #all-drives-page > .card:last-of-type h3 {
    margin: 0 0 1.5rem 0;
    padding: 0;
    border-bottom: none;
    font-size: 1.25rem;
}

/* --- Formulare --- */
#drive-form, #settings-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-row.triple { grid-template-columns: repeat(3, 1fr); }
.form-group { display: flex; flex-direction: column; }
.form-group label { margin-bottom: 0.5rem; font-weight: 500; font-size: 0.875rem; color: var(--text-light-color); }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 0.75rem 1rem; border: 1px solid var(--border-color); border-radius: 0.5rem; font-size: 1rem; font-family: 'Inter', sans-serif; transition: var(--transition); background-color: #F9F9FB; }
.form-group textarea { resize: vertical; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--primary-color); box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.2); background-color: var(--card-bg-color); }
.form-hint { font-size: 0.8rem; color: var(--text-light-color); margin-top: 0.5rem; }
.collapsible-section { border: 1px solid var(--border-color); border-radius: 0.5rem; padding: 1.25rem; margin-top: 1rem; }
.collapsible-section legend { padding: 0 0.5rem; font-weight: 500; color: var(--text-light-color); font-size: 0.875rem; }
.checkbox-row { display: flex; align-items: center; gap: 0.75rem; }
.checkbox-row input[type="checkbox"] { width: 1.1rem; height: 1.1rem; accent-color: var(--primary-color); }
.checkbox-row label { font-weight: 400; color: var(--text-color); font-size: 1rem; }
.form-actions { display: flex; justify-content: flex-end; align-items: center; gap: 1rem; margin-top: 1rem; }

/* --- Filter --- */
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; align-items: flex-end; }
.form-actions-filter { align-self: end; }

/* --- Tabelle --- */
.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; text-align: left; }
th, td { padding: 1rem; border-bottom: 1px solid var(--border-color); vertical-align: middle; white-space: nowrap;}
thead { background-color: #FBFBFB; }
th { font-weight: 600; font-size: 0.75rem; text-transform: uppercase; color: var(--text-light-color); letter-spacing: 0.05em; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background-color: #f7f7f7; }
.partner-info { font-size: 0.875rem; color: var(--text-light-color); display: block; white-space: normal; }
.location-cell { white-space: normal; }
.location-end { font-weight: 500; }
td.actions { display: flex; gap: 0.5rem; align-items: center; justify-content: flex-end; }

/* --- Buttons & Badges --- */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 0.6rem 1.2rem; font-size: 0.9rem; font-weight: 500; border: 1px solid transparent; border-radius: 0.5rem; cursor: pointer; transition: var(--transition); text-align: center; white-space: nowrap; }
.btn-primary { background-color: var(--primary-color); color: white; }
.btn-primary:hover { background-color: var(--primary-hover); }
.btn-secondary { background-color: #e9ecef; color: var(--text-color); border: 1px solid var(--border-color); }
.btn-secondary:hover { background-color: #dce1e6; }
.btn-danger { background-color: var(--danger-color); color: white; }
.btn-danger:hover { background-color: var(--danger-hover); }
.btn-icon { background: none; border: none; color: var(--text-light-color); cursor: pointer; padding: 0.5rem; border-radius: 50%; display: flex; align-items: center; justify-content: center;}
.btn-icon:hover { background-color: #EEEEEE; color: var(--text-color); }
.badge { padding: 0.25rem 0.75rem; border-radius: 9999px; font-size: 0.75rem; font-weight: 600; }
.badge-geschaeftlich { background-color: #E3F2FD; color: #1E88E5; }
.badge-privat { background-color: #F5F5F5; color: #616161; }
.badge-arbeitsweg { background-color: #FFF3E0; color: #FB8C00; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border-width: 0; }

/* --- Toast & Modal --- */
#toast-container { position: fixed; top: 1.5rem; right: 1.5rem; z-index: 1000; display: flex; flex-direction: column; gap: 0.75rem; }
.toast { display: flex; align-items: center; gap: 0.75rem; padding: 1rem 1.25rem; background-color: var(--card-bg-color); border-radius: var(--border-radius); box-shadow: 0 5px 15px rgba(0,0,0,0.1); border-left: 5px solid; transform: translateX(120%); opacity: 0; transition: transform 0.4s ease-in-out, opacity 0.4s ease-in-out; }
.toast.show { transform: translateX(0); opacity: 1; }
.toast .material-symbols-outlined { font-size: 1.5rem; }
.toast-success { border-left-color: var(--success-color); color: var(--success-color); }
.toast-error { border-left-color: var(--danger-color); color: var(--danger-color); }
#confirm-modal { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(33, 33, 33, 0.5); z-index: 999; display: flex; justify-content: center; align-items: center; padding: 1rem;}
.modal-content { background-color: var(--card-bg-color); padding: 2rem; border-radius: var(--border-radius); box-shadow: 0 5px 15px rgba(0,0,0,0.1); width: 100%; max-width: 400px; text-align: center; }
.modal-content p { font-size: 1.1rem; margin-bottom: 1.5rem; }
.modal-actions { display: flex; justify-content: center; gap: 1rem; }

/* --- Mobile Optimierungen --- */
@media (max-width: 1024px) {
    .sidebar { transform: translateX(calc(-1 * var(--sidebar-width))); }
    .sidebar.open { transform: translateX(0); box-shadow: 0 0 20px rgba(0,0,0,0.2); }
    .main-content { margin-left: 0; }
    #menu-toggle { display: block; }
    main { padding: 1.5rem; }
    .main-header { padding: 1rem 1.5rem; }
    .header-title h2 { font-size: 1.25rem; }
    .card { padding: 1.5rem; }
    .card h3 { font-size: 1.1rem; margin: -1.5rem -1.5rem 1rem -1.5rem; padding: 1rem 1.5rem;}
    #dashboard-page > .card h3, #all-drives-page > .card:last-of-type h3 { margin: 0 0 1.5rem 0; padding: 0; }
}

@media (max-width: 768px) {
    main { padding: 1rem; }
    .main-header { padding: 1rem; }
    .form-row, .form-row.triple { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr; gap: 1rem; }
    .btn { padding: 0.5rem 1rem; font-size: 0.875rem; }
    
    .table-wrapper { overflow-x: visible; }
    table { border-collapse: separate; border-spacing: 0 1rem; margin-top: -1rem; }
    thead { display: none; }
    tbody tr { display: block; background: var(--card-bg-color); border: 1px solid var(--border-color); border-radius: var(--border-radius); padding: 0.5rem 1rem; }
    td { display: flex; justify-content: space-between; align-items: center; padding: 0.8rem 0; font-size: 0.9rem; border-bottom: 1px solid #f0f0f0; white-space: normal; text-align: right; }
    tbody tr td:last-child { border-bottom: none; }
    td::before { content: attr(data-label); font-weight: 500; color: var(--text-light-color); text-align: left; margin-right: 1rem; }
    
    td.location-cell { align-items: flex-start; }
    .route-wrapper { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
    .route-wrapper .location-start { color: var(--text-light-color); font-size: 0.85rem; }
    .route-wrapper .route-arrow { color: var(--text-light-color); font-size: 1.25rem; line-height: 1; }
    .route-wrapper .location-end { font-weight: 500; }
    
    td.actions { justify-content: flex-end; }
}