:root {
    --bg-color: #f5f5f7;
    --sidebar-bg: rgba(240, 240, 245, 0.7);
    --card-bg: #ffffff;
    --text-primary: #1d1d1f;
    --text-secondary: #86868b;
    --accent-color: #0071e3;
    --accent-hover: #0077ed;
    --danger-color: #ff3b30;
    --accent-soft: rgba(0, 113, 227, 0.14);
    --border-color: rgba(0, 0, 0, 0.1);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 18px 45px rgba(15, 23, 42, 0.12);
    --sidebar-width: 240px;
    --radius-sm: 6px;
    --radius-lg: 16px;
    --radius-md: 10px;
    --radius-xl: 40px;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.editable-title {
    cursor: pointer;
    padding: 4px 8px;
    margin-left: -8px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.editable-title:hover {
    background: rgba(0, 0, 0, 0.05);
}

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

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

#viewContainer {
    animation: fadeIn 0.4s ease-out;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
}

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

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 2rem 1.5rem;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.sidebar-header {
    margin-bottom: 3.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.25rem;
}

.brand-logo img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 14px; /* iOS-like radius */
    transition: var(--transition);
    background-color: #fff; /* White background to enable multiply blend mode */
    mix-blend-mode: multiply; /* Makes white area match sidebar background */
}

.brand-logo img:hover {
    transform: translateY(-4px) scale(1.05);
}

.sidebar-header h1 {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #1d1d1f 0%, #434345 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 0;
}

.nav-links {
    list-style: none;
    flex-grow: 1;
}

.nav-links li {
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.nav-links li:hover {
    background: rgba(0, 0, 0, 0.04);
    color: var(--text-primary);
}

.nav-links li.active {
    background: var(--accent-color);
    color: white;
}

.sidebar-footer {
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Content */
.content {
    flex-grow: 1;
    margin-left: var(--sidebar-width);
    padding: 2rem 3rem;
    max-width: 1400px;
    margin-right: auto;
}

/* Section Header */
.view-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 2rem;
}

.view-header h2 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

/* Top Bar */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.top-bar-left h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.top-bar-right {
    display: flex;
    gap: 0.75rem;
}

.global-search {
    position: relative;
    flex: 1;
    max-width: 440px;
    margin: 0 1rem;
}

.global-search input {
    height: 40px;
    border-radius: 999px;
    background: #fff;
    padding: 0 1rem;
    font-size: 0.9rem;
}

.global-search-results {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    z-index: 900;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.search-result {
    width: 100%;
    border: none;
    background: #fff;
    text-align: left;
    padding: 0.8rem 1rem;
    display: grid;
    gap: 2px;
    cursor: pointer;
    border-bottom: 1px solid #f1f5f9;
}

.search-result:hover {
    background: #f8fafc;
}

.search-result-type {
    font-size: 0.7rem;
    text-transform: uppercase;
    color: var(--accent-color);
    font-weight: 700;
}

.search-result small,
.search-empty {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.search-empty {
    padding: 1rem;
}

.teacher-cockpit {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.8fr) auto;
    gap: 1rem;
    align-items: stretch;
    margin-bottom: 1.5rem;
}

.cockpit-card,
.cockpit-metrics,
.cockpit-actions {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.cockpit-card {
    padding: 1rem;
}

.cockpit-label,
.panel-kicker,
.panel-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.72rem;
    text-transform: uppercase;
    font-weight: 800;
    letter-spacing: 0.04em;
    margin-bottom: 0.55rem;
}

.cockpit-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.6rem;
}

.cockpit-slot {
    border: 1px solid #e5e7eb;
    border-radius: var(--radius-md);
    background: #f8fafc;
    padding: 0.7rem;
    text-align: left;
    cursor: pointer;
}

.cockpit-slot:disabled {
    cursor: default;
}

.cockpit-slot strong,
.cockpit-slot small {
    display: block;
}

.cockpit-slot small {
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

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

.cockpit-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    overflow: hidden;
}

.cockpit-metric {
    padding: 1rem;
    border-right: 1px solid var(--border-color);
}

.cockpit-metric:last-child {
    border-right: none;
}

.cockpit-metric strong {
    display: block;
    font-size: 1.25rem;
}

.cockpit-metric span {
    color: var(--text-secondary);
    font-size: 0.78rem;
}

.cockpit-actions {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    justify-content: center;
    min-width: 150px;
}

.plan-workspace {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 1rem;
    align-items: start;
}

.plan-main {
    min-width: 0;
}

.plan-editor-panel {
    position: sticky;
    top: 1rem;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 1rem;
    min-height: 280px;
}

.panel-empty {
    color: var(--text-secondary);
    display: grid;
    gap: 0.5rem;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.panel-header h3 {
    margin: 0;
}

.panel-header p,
.panel-note {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.panel-note {
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: var(--radius-md);
    padding: 0.7rem;
    margin-bottom: 1rem;
    display: grid;
    gap: 0.7rem;
}

.panel-note strong,
.panel-note span {
    display: block;
}

.panel-note strong {
    color: #92400e;
    font-size: 0.88rem;
}

.panel-note-warning {
    background: #fff7ed;
    border-color: #fdba74;
}

.panel-note-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.inline-sequence-picker {
    margin: 0.85rem 0 1rem;
}

.inline-seq-list {
    display: grid;
    gap: 0.45rem;
    max-height: 58vh;
    overflow-y: auto;
    padding-right: 2px;
}

.inline-seq-lesson,
.inline-seq-sequence {
    width: 100%;
    text-align: left;
    border: 1px solid #e2e8f0;
    background: #fff;
    border-radius: var(--radius-md);
    padding: 0.65rem 0.75rem;
    cursor: pointer;
    display: grid;
    gap: 2px;
}

.inline-seq-sequence {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 0.75rem;
}

.inline-seq-sequence span {
    display: grid;
    gap: 2px;
}

.inline-seq-sequence b {
    min-width: 1.6rem;
    text-align: right;
    color: var(--text-primary);
    font-size: 0.85rem;
}

.inline-seq-lesson:hover,
.inline-seq-sequence:hover {
    border-color: var(--accent-color);
    background: #f8fbff;
}

.inline-seq-lesson span {
    color: var(--accent-color);
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
}

.inline-seq-lesson small,
.inline-seq-sequence small {
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.inline-seq-more {
    margin-top: 0.5rem;
}

.inline-seq-more summary {
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.panel-back-btn {
    width: 100%;
    justify-content: center;
    margin-bottom: 0.85rem;
}

.subject-panel-list {
    display: grid;
    gap: 0.75rem;
    max-height: 55vh;
    overflow-y: auto;
    padding-right: 2px;
}

.subject-panel-item {
    display: grid;
    gap: 0.35rem;
}

.subject-panel-item span {
    color: var(--text-secondary);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
}

.subject-panel-input {
    min-height: 84px;
    resize: vertical;
}

.panel-actions,
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.6rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.panel-actions-clean {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.55rem;
}

.panel-action-main,
.panel-action-danger {
    width: 100%;
}

.panel-action-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.55rem;
}

.panel-action-row .btn {
    width: 100%;
}

.panel-action-danger {
    background: transparent;
    border: 1px solid #fecaca;
}

.panel-action-danger:hover {
    background: #fee2e2;
}

.btn-ghost-text {
    background: transparent;
    color: var(--text-secondary);
    padding-left: 0.25rem;
    padding-right: 0.25rem;
}

.btn-ghost-text:hover {
    color: var(--accent-color);
    background: transparent;
}

.textarea-success {
    background: #ecfdf5 !important;
    border-color: #10b981 !important;
}

.mobile-day-plan {
    display: none;
}

.mobile-day-section {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1rem;
    margin-bottom: 1rem;
}

.mobile-day-section h3 {
    margin-bottom: 0.75rem;
}

.mobile-slot-card {
    width: 100%;
    border: 1px solid var(--border-color);
    border-left: 6px solid var(--slot-color);
    border-radius: var(--radius-md);
    background: #fff;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 0.15rem 0.6rem;
    text-align: left;
    cursor: pointer;
}

.mobile-slot-card small {
    grid-column: 2;
    color: var(--text-secondary);
}

.mobile-slot-card.is-open small {
    color: var(--danger-color);
}

.import-preview {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin: 1.25rem 0;
}

.import-preview div {
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.9rem;
}

.import-preview strong,
.import-preview span {
    display: block;
}

.import-preview span {
    color: var(--text-secondary);
    font-size: 0.78rem;
}

.wizard-option {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
}

.wizard-option input {
    width: auto;
}

.update-banner {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    z-index: 2000;
    border: none;
    border-radius: 999px;
    background: var(--accent-color);
    color: #fff;
    box-shadow: var(--shadow-lg);
    padding: 0.8rem 1rem;
    cursor: pointer;
    font-weight: 700;
}

/* Cards & Layout */
.card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

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

/* Table Design */
.planner-table {
    width: 100%;
    table-layout: fixed;
    border-collapse: collapse;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--text-secondary);
}

.planner-table.status-draft {
    position: relative;
}

.planner-table.status-draft::after {
    content: 'ENTWURF';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-30deg);
    font-size: 8rem;
    font-weight: 800;
    color: rgba(0,0,0,0.03);
    pointer-events: none;
    z-index: 100;
}

.planner-table th, .planner-table td {
    border: 1px solid var(--border-color);
    padding: 12px;
    position: relative;
    word-break: break-word;
}

.planner-table th {
    background: #f8fafc;
    font-weight: 600;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Timetable Editor Redesign */
.timetable-view td.timetable-slot {
    padding: 10px 12px !important;
    vertical-align: top !important;
    text-align: left !important;
    height: 80px;
    min-height: 80px;
}

.timetable-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
}

.timetable-content .tt-subject {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.1;
}

.timetable-content .tt-class {
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

/* Weekly Plan Alignment */
.weekly-plan-view td.slot {
    vertical-align: top;
    min-height: 120px;
}

.weekly-plan-view .slot-inner {
    display: flex;
    flex-direction: column;
}

.weekly-plan-view .slot-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 8px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding-bottom: 4px;
}

.weekly-plan-view .slot-content {
    font-size: 0.85rem;
    line-height: 1.4;
    color: var(--text-primary);
    white-space: pre-wrap;
}

.planner-table td.hour-label {
    background: #f8fafc;
    width: 60px;
    min-width: 60px;
    font-weight: 700;
    text-align: center;
    color: var(--text-secondary);
    vertical-align: middle;
}

.planner-table td.org-label {
    font-size: 0.75rem; 
    text-transform: uppercase;
}

/* Common Slot Style */
.slot {
    cursor: pointer;
    transition: filter 0.2s;
}

.slot:hover {
    filter: brightness(0.97);
}

/* Organizational Row */
.org-row td {
    background: #fffbeb !important;
    padding: 10px;
    font-size: 0.85rem;
    color: #92400e;
    border-bottom: 2px solid #fde68a !important;
    vertical-align: top; /* Change to top for multi-line */
}

.org-slot {
    white-space: pre-wrap;
    line-height: 1.4;
}

/* Color Swatches for Editor */
.color-swatches-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

/* Filter Chips */
.filter-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #f9fafb;
    border-radius: var(--radius-md);
}

.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.filter-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-secondary);
    min-width: 80px;
}

.filter-chip {
    padding: 6px 14px;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-secondary);
}

.filter-chip:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.filter-chip.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.sequence-card {
    position: relative;
    padding-top: 2rem !important;
}

.grade-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: #f3f4f6;
    color: #4b5563;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.color-swatch {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.1);
}

.color-swatch:hover {
    transform: scale(1.15);
    border-color: var(--accent-color);
}

.color-swatch.active {
    border-color: var(--accent-color);
    box-shadow: 0 0 8px rgba(0, 113, 227, 0.3);
}

/* Slot Styling */
.slot {
    min-height: 80px;
    cursor: pointer;
    transition: var(--transition);
    vertical-align: top;
}

.slot:hover {
    filter: brightness(0.95);
    background-color: rgba(0,0,0,0.02);
}

.slot-inner {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    min-height: 80px;
}

.slot.edit-mode {
    cursor: default;
}

.slot.read-only {
    cursor: default;
}

.slot.read-only:hover {
    filter: none;
    background-color: transparent;
}

.slot-header {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.unplanned-icon {
    color: var(--danger-color);
    font-size: 1rem;
    font-weight: bold;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.7; }
    100% { transform: scale(1); opacity: 1; }
}

.slot-unplanned {
    border: 2px dashed rgba(255, 59, 48, 0.3) !important;
}

.slot-highlight,
.mobile-slot-card.slot-highlight {
    outline: 3px solid var(--accent-color);
    outline-offset: -3px;
    box-shadow: 0 0 0 5px var(--accent-soft);
}

.slot-content {
    flex-grow: 1;
    font-size: 0.85rem;
    line-height: 1.4;
    color: var(--text-primary);
    word-break: break-word;
    white-space: pre-wrap;
    margin: 0.5rem 0;
}

/* Controls */
.btn {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    line-height: 1.2;
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-accent {
    background: #fffbeb;
    color: #92400e;
    border: 1px solid #fde68a;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.btn-accent:hover {
    background: #fef3c7;
    border-color: #fcd34d;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
}

.btn-secondary {
    background: #e5e5ea;
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: #d1d1d6;
}

.btn-danger {
    background: #fee2e2;
    color: var(--danger-color);
}

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

.btn-ghost {
    background: transparent;
    border: none;
    padding: 6px;
    cursor: pointer;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: rgba(0, 0, 0, 0.05);
    transform: scale(1.15);
    color: var(--accent-color);
}

.btn-delete {
    padding: 6px;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--text-secondary); /* Start neutral */
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.btn-delete:hover {
    background: #fee2e2;
    color: var(--danger-color);
    transform: scale(1.15);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.5);
    padding: 2rem;
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
    transform: scale(0.9);
    transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-content.modal-wizard-flex {
    padding: 0;
    overflow-y: hidden;
    display: flex;
    flex-direction: column;
}

.modal-content.modal-wizard-flex #modalBody {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
}

/* Forms */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

input, select, textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    outline: none;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 4px var(--accent-soft);
}

/* Archive List */
.archive-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid #f2f2f7;
    transition: var(--transition);
}

.archive-item:hover {
    background: #fbfbfd;
}

.planning-item-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.planning-date-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.date-text {
    font-size: 1.05rem;
    color: var(--text-primary);
    white-space: nowrap;
}

.planning-badges {
    display: flex;
    gap: 8px;
}

.badge-kw {
    background: #f3f4f6;
    color: #4b5563;
}

.badge-current {
    background: #e0f2fe;
    color: #0071e3;
}

.day-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 8px;
    min-width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    background: #f1f5f9;
    color: #64748b;
    border: 1px solid #e2e8f0;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 600;
    transition: var(--transition);
}

.day-chip.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(0, 113, 227, 0.2);
}

.day-chip:hover {
    background: #e2e8f0;
    transform: translateY(-1px);
}

/* Print Styles */
.only-print {
    display: none;
}

@media print {
    @page {
        size: auto; /* Allow browser/user to decide or use specific classes */
        margin: 1cm;
    }

    body.print-landscape { @page { size: landscape; } }
    body.print-portrait { @page { size: portrait; } }

    .no-print {
        display: none !important;
    }
    
    .only-print {
        display: flex !important;
    }

    .print-header {
        position: relative !important;
        display: block !important;
        margin-bottom: 1rem;
        border-bottom: 1.5pt solid #000;
        padding-bottom: 8px;
        min-height: 60px;
        width: 100% !important;
    }

    .print-header > div:first-child {
        padding-right: 80px; /* Platz für das Logo schaffen */
    }

    .print-header h1 {
        margin: 0 !important;
        padding: 0 !important;
        font-size: 1.6rem !important;
        line-height: 1.2 !important;
        text-align: left !important;
    }

    .print-header div[id="printSubInfo"], 
    .print-header p {
        margin: 4px 0 0 0 !important;
        padding: 0 !important;
        font-size: 0.9rem !important;
        color: #444 !important;
        text-align: left !important;
    }

    #printLogo {
        position: absolute !important;
        top: 0 !important;
        right: 0 !important;
        height: 60px;
        display: flex !important;
        align-items: center;
    }

    .print-header img {
        height: 50px;
        width: auto;
        display: block;
    }
    
    body {
        background: white !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
    
    .content {
        margin: 0;
        padding: 0;
        max-width: 100%;
    }

    .plan-workspace,
    .plan-main {
        display: block !important;
        width: 100% !important;
        max-width: 100% !important;
    }

    .plan-editor-panel,
    .teacher-cockpit,
    .mobile-day-plan {
        display: none !important;
    }
    
    .planner-table {
        box-shadow: none;
        border: 1pt solid #000;
        width: 100%;
        font-size: 10pt;
        border-collapse: collapse;
    }

    .planner-table td, .planner-table th {
        border: 1pt solid #000;
        padding: 6pt;
    }
    
    .card {
        box-shadow: none;
        padding: 0;
        border: none;
    }

    .view-header {
        display: none !important;
    }

    /* Forcefully hide the global Wochenplan header when printing a sequence (portrait) */
    body.print-portrait .print-header {
        display: none !important;
    }

    /* Sequence Print Specifics */
    .sequence-print-header {
        display: none;
        justify-content: space-between;
        align-items: flex-start;
        margin-bottom: 2rem;
        border-bottom: 2px solid #000;
        padding-bottom: 1rem;
    }

    body.print-portrait .sequence-print-header {
        display: flex;
    }

    .sequence-print-header img {
        height: 60px;
        object-fit: contain;
    }

    .sequence-print-header .teacher-meta {
        text-align: right;
        font-size: 0.9rem;
    }

    .print-seq-title {
        font-size: 1.8rem;
        font-weight: 800;
        margin: 1rem 0 0.5rem;
    }

    .print-seq-meta {
        font-size: 1rem;
        color: #444;
        margin-bottom: 2rem;
    }

    /* Lessons List in Print */
    .lessons-sort-list {
        display: block !important;
    }

    .lesson-item {
        break-inside: avoid;
        border: none !important;
        border-bottom: 1pt solid #eee !important;
        padding: 1.5rem 0 !important;
        background: transparent !important;
        box-shadow: none !important;
    }

    .lesson-item input, .lesson-item textarea {
        border: none !important;
        background: transparent !important;
        padding: 0 !important;
        resize: none;
        overflow: visible;
        width: 100%;
        color: #000 !important;
    }

    .lesson-item .lesson-number {
        background: #000 !important;
        color: #fff !important;
    }

    .lesson-item .lesson-handle, 
    .lesson-item .drag-handle,
    .lesson-item .remove-lesson,
    .add-lesson-btn,
    .save-status,
    .no-print,
    .form-group label, /* Hide labels in print to avoid redundancy */
    #backToSequences,
    #distributeSequence,
    #saveSequence,
    #printSequence {
        display: none !important;
    }

    /* Hide the entire first row of the form (Subject, Grade, Title) in print because we have a dedicated header */
    body.print-portrait .card > div:first-child {
        display: none !important;
    }

    body.print-portrait .card {
        padding: 0 !important;
        border: none !important;
        background: transparent !important;
        box-shadow: none !important;
    }

    body.print-portrait .card .form-group {
        margin-bottom: 0.5rem !important;
    }

    body.print-portrait .card input,
    body.print-portrait .card select {
        border: none !important;
        background: transparent !important;
        padding: 0 !important;
        font-weight: 700;
        font-size: 1rem;
        appearance: none;
        -webkit-appearance: none;
        color: #000 !important;
        box-shadow: none !important;
    }
}

/* Hide Print Specifics on Screen */
.sequence-print-header,
.only-print {
    display: none !important;
}

@media print {
    .only-print,
    .sequence-print-header {
        display: block !important;
    }
    .only-print.flex,
    .sequence-print-header {
        display: flex !important;
    }
}

/* Hidden Utility */
.hidden {
    display: none !important;
}
.sidebar-footer {
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.teacher-info {
    flex-grow: 1;
}

.footer-logo img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    border-radius: var(--radius-sm);
    padding: 2px;
    mix-blend-mode: multiply;
}

#teacherNameDisplay {
    font-size: 0.75rem;
    font-weight: 500;
    margin: 0;
    line-height: 1.2;
    color: var(--text-primary);
}

.info-btn {
    background: none;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    opacity: 0.4;
    transition: var(--transition);
    padding: 4px;
    border-radius: 50%;
}

.info-btn:hover {
    opacity: 1;
    background: rgba(0,0,0,0.05);
}

/* Subject Weekly Overview & Accordion */
.subject-overview-list {
    max-height: 70vh;
    overflow-y: auto;
    margin: 1.5rem -1.5rem -1.5rem; /* Full width within modal */
    padding: 0 1.5rem 1.5rem;
}

.accordion-item {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    overflow: hidden;
    background: #fff;
}

.accordion-header {
    padding: 1rem;
    background: var(--bg-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

.accordion-header:hover {
    background: rgba(0,0,0,0.05);
}

.accordion-header .arrow {
    transition: transform 0.3s ease;
    font-size: 0.8rem;
}

.accordion-item.collapsed .accordion-header .arrow {
    transform: rotate(-90deg);
}

.accordion-content {
    padding: 1rem;
    display: block;
}

.accordion-item.collapsed .accordion-content {
    display: none;
}

.accordion-content textarea {
    width: 100%;
    margin-top: 0.5rem;
    font-family: inherit;
    font-size: 0.9rem;
    line-height: 1.5;
    background: #fbfbfd;
}

#btnSubjectOverview {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: #0369a1;
    border: 1px solid #bae6fd;
    margin-top: 10px;
}

#btnSubjectOverview:hover {
    background: #e0f2fe;
}

.save-status {
    font-size: 0.85rem;
    color: #10b981;
    background: #ecfdf5;
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 500;
}

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

.help-section h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.help-section p, .help-section li {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Weekday Selector Styles */
.weekday-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
    margin-bottom: 8px;
}

.weekday-checkbox {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fbfbfd;
    padding: 8px 12px;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    user-select: none;
    font-weight: 600;
    font-size: 0.85rem;
    min-width: 45px;
    height: 36px;
    color: var(--text-secondary);
}

.weekday-checkbox:hover {
    background: #f2f2f7;
    border-color: var(--accent-color);
}

.weekday-checkbox input {
    display: none;
}

.weekday-checkbox:has(input:checked) {
    background: var(--accent-color);
    color: white !important;
    border-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(0, 113, 227, 0.2);
}

/* School Year Grouping in Archive */
.school-year-section {
    margin-bottom: 3rem;
}

.school-year-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0 0.5rem;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.5rem;
}

.school-year-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}


.select-all-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.select-all-label input {
    width: auto;
    cursor: pointer;
}

.archive-list {
    overflow: hidden;
}

.plan-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

#archiveActions {
    animation: fadeIn 0.3s ease-out;
}

/* Sequence Planning */
.sequences-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 1rem;
}

.subject-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent-color);
    color: var(--text-primary);
}

.sequence-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.sequence-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 0.85rem;
    transition: var(--transition);
}

.sequence-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.sequence-card-header {
    margin-bottom: 1rem;
}

.sequence-card-header strong {
    display: block;
    font-size: 1rem;
    margin-bottom: 4px;
}

.sequence-card-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
}

.sequence-card-icon-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.duplicate-seq {
    color: var(--text-secondary);
}

.duplicate-seq:hover {
    color: var(--accent-color);
    background: rgba(0, 113, 227, 0.08);
}

/* Lesson Editor in Modal */
.lessons-editor {
    background: var(--bg-color);
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-top: 1rem;
}

.lesson-item.full-width {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    background: white;
    padding: 15px;
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.lesson-item.dragging {
    opacity: 0.5;
    background: var(--bg-color);
    border: 2px dashed var(--accent-color);
}

.drag-handle {
    cursor: grab;
    color: var(--text-secondary);
    font-size: 1.2rem;
    padding: 0 5px;
    user-select: none;
    margin-top: 5px;
}

.drag-handle:active {
    cursor: grabbing;
}

.lesson-number {
    background: var(--accent-color);
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 4px;
}

.lesson-textarea {
    flex-grow: 1;
    border: none !important;
    padding: 5px 0 !important;
    font-size: 0.95rem !important;
    font-family: inherit;
    resize: none;
    min-height: 40px;
    line-height: 1.5;
    background: transparent;
    transition: var(--transition);
    overflow: hidden; /* Prevent scrollbars as JS handles height */
}

.lesson-textarea:focus {
    outline: none;
}

.lesson-title-input:focus {
    outline: none;
    border-bottom: 1px solid var(--accent-color) !important;
}

.lessons-editor-full {
    margin-top: 2rem;
}

/* Mini Sequence Picker in Slot Editor */
.sequence-picker-mini.active {
    display: block !important;
}
.sequence-picker-mini {
    background: var(--bg-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
    margin-top: 5px;
    max-height: 250px; /* Begrenzung der Höhe */
    overflow-y: auto;  /* Internes Scrollen */
}

.seq-picker-group {
    border-bottom: 1px solid var(--border-color);
}

.seq-picker-group:last-child {
    border-bottom: none;
}

.seq-picker-header {
    padding: 10px 12px;
    background: white;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
}

.seq-picker-header:hover {
    background: #f8fafc;
}


.seq-picker-lessons {
    display: none;
    background: #f1f5f9;
    padding: 8px;
    border-top: 1px solid var(--border-color);
}

.seq-picker-lessons.active {
    display: block;
}

.seq-picker-lesson {
    padding: 8px 12px;
    background: white;
    margin: 4px 0;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.seq-picker-lesson:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateX(4px);
}

/* Sequence Link in Weekly Plan */
.seq-link {
    cursor: pointer;
    font-size: 1.1rem;
    transition: var(--transition);
    opacity: 0.4;
    filter: grayscale(1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
}

.seq-link:hover {
    opacity: 1;
    filter: grayscale(0);
    transform: scale(1.2);
    background: rgba(0, 113, 227, 0.1);
}

/* Print Overrides */
@media print {
    .seq-link.no-print {
        display: none !important;
    }
    
    .planner-table td {
        border-color: #ccc !important;
    }
    
    /* Sequence detail print view */
    .sequence-print-header {
        display: flex !important;
        justify-content: space-between;
        margin-bottom: 2rem;
        border-bottom: 2px solid #000;
        padding-bottom: 1rem;
    }

    .lesson-item.full-width {
        break-inside: avoid;
        border: none !important;
        border-bottom: 1px solid #eee !important;
        padding: 10px 0 !important;
        box-shadow: none !important;
    }
    
    .lesson-item.full-width .drag-handle, 
    .lesson-item.full-width .remove-lesson,
    .lesson-item.full-width label {
        display: none !important;
    }
    
    .lesson-item.full-width .lesson-title-input {
        background: transparent !important;
        padding: 0 !important;
    }
    
    .lesson-item.full-width .lesson-textarea {
        background: transparent !important;
        padding: 0 !important;
        border: none !important;
        min-height: auto !important;
    }

    .lesson-item.full-width .lesson-textarea::placeholder {
        color: transparent !important;
    }
}

/* Sync Hint in Slot Editor */
.sync-hint {
    animation: slideDown 0.3s ease-out;
}

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

.sync-hint strong {
    color: #b45309;
}

/* Vacation Status Styles */
.badge-vacation {
    background: #fff7ed;
    color: #9a3412;
    border: 1px solid #ffedd5;
}

.vacation-overlay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    background: #fffbeb;
    border: 2px dashed #fcd34d;
    border-radius: var(--radius-lg);
    text-align: center;
    margin: 1rem 0;
}

.vacation-overlay .icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.1));
}

.vacation-overlay h3 {
    color: #92400e;
    margin-bottom: 0.5rem;
}

.vacation-overlay p {
    color: #b45309;
    max-width: 400px;
    margin-bottom: 1.5rem;
}

.planning-badges .badge-vacation {
    font-size: 0.7rem;
    padding: 2px 8px;
}

/* Wizard Skip Button */
.skip-week-btn {
    padding: 4px 10px;
    font-size: 0.75rem;
    border-radius: 20px;
    background: #f1f5f9;
    color: #64748b;
    border: 1px solid #e2e8f0;
    cursor: pointer;
    transition: var(--transition);
}

.skip-week-btn:hover {
    background: #e2e8f0;
}

.skip-week-btn.active {
    background: #fef2f2;
    color: #ef4444;
    border-color: #fee2e2;
}

@media (max-width: 1100px) {
    .content {
        padding: 1.5rem;
    }

    .teacher-cockpit,
    .plan-workspace {
        grid-template-columns: 1fr;
    }

    .plan-editor-panel {
        position: static;
        order: -1;
    }

    .top-bar {
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .global-search {
        order: 3;
        width: 100%;
        max-width: none;
        margin: 0;
        flex-basis: 100%;
    }
}

@media (max-width: 760px) {
    .app-container {
        display: block;
    }

    .sidebar {
        position: static;
        width: 100%;
        height: auto;
        padding: 1rem;
    }

    .sidebar-header {
        margin-bottom: 1rem;
        flex-direction: row;
        justify-content: center;
    }

    .nav-links {
        display: flex;
        overflow-x: auto;
        gap: 0.5rem;
        padding-bottom: 0.25rem;
    }

    .nav-links li {
        white-space: nowrap;
        margin-bottom: 0;
    }

    .content {
        margin-left: 0;
        padding: 1rem;
    }

    .view-header {
        display: grid;
        gap: 1rem;
        align-items: start;
    }

    .teacher-cockpit {
        display: grid;
    }

    .cockpit-metrics,
    .import-preview {
        grid-template-columns: 1fr;
    }

    .cockpit-actions {
        min-width: 0;
    }

    .planner-table.weekly-plan-view {
        display: none;
    }

    .mobile-day-plan {
        display: block;
    }

    .modal-content {
        width: calc(100% - 1rem);
        max-height: 94vh;
        padding: 1.25rem;
    }

    .panel-actions,
    .modal-actions {
        flex-direction: column;
    }
}