:root {
    --bg-color: #000000;
    --card-bg: #121212;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --accent-color: #FFC407;
    --accent-hover: #e6b006;
    --border-color: #27272a;
    --success-color: #22c55e;
    --danger-color: #ef4444;
    --font-family: 'Montserrat', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-family);
    margin: 0;
    padding: 0;
    line-height: 1.5;
    overflow: hidden;
}

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

.sidebar {
    width: 280px;
    background: var(--card-bg);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

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

.sidebar-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.sidebar-header .btn {
    padding: 8px 16px;
    font-size: 1.2rem;
}

.sheet-list {
    flex: 1;
    overflow-y: auto;
    padding: 10px;
}

.sheet-item {
    background: #1a1a1a;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.sheet-item:hover {
    background: #222;
    border-color: var(--accent-color);
    transform: translateX(4px);
}

.sheet-item.active {
    background: var(--accent-color);
    color: #000;
    border-color: var(--accent-color);
}

.sheet-item-content {
    flex: 1;
    min-width: 0;
}

.sheet-item-name {
    font-weight: 600;
    margin-bottom: 4px;
    font-size: 0.95rem;
}

.sheet-item-meta {
    font-size: 0.75rem;
    opacity: 0.7;
}

.sheet-item.active .sheet-item-meta {
    opacity: 0.8;
}

.sheet-item-actions {
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.2s;
}

.sheet-item:hover .sheet-item-actions {
    opacity: 1;
}

.sheet-item.active .sheet-item-actions {
    opacity: 1;
}

.sheet-action-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    padding: 4px 8px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sheet-action-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.sheet-item.active .sheet-action-btn {
    background: rgba(0, 0, 0, 0.2);
    border-color: rgba(0, 0, 0, 0.3);
}

.sheet-item.active .sheet-action-btn:hover {
    background: rgba(0, 0, 0, 0.3);
}

.sheet-action-delete:hover {
    background: var(--danger-color) !important;
    border-color: var(--danger-color) !important;
}


.loading-sheets {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
}

.main-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

/* Layout */
.container {
    max-width: 1600px;
    margin: 0 auto;
}

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

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 10px;
}

/* Command Bar */
.command-bar-container {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
    display: flex;
    flex-wrap: wrap;
    /* Allow wrapping on small screens */
    gap: 20px;
    align-items: center;
}

.input-group {
    display: flex;
    flex-grow: 1;
    gap: 10px;
    align-items: center;
    min-width: 300px;
}

#commandInput {
    flex-grow: 1;
    padding: 15px 20px;
    background: #020617;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1.1rem;
    transition: all 0.2s;
    box-sizing: border-box;
}

.btn-icon {
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.btn-icon:hover {
    background: var(--card-bg);
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.btn-icon.listening {
    color: #ef4444;
    border-color: #ef4444;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4);
    }

    70% {
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
    }
}

#commandInput:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

.btn {
    padding: 12px 24px;
    border-radius: 8px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: var(--accent-color);
    color: #0f172a;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

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

.btn-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

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

/* Toolbar */
.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

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

/* Table */
.table-container {
    overflow-x: auto;
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    min-width: 1200px;
}

th,
td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background: #0f172a;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    position: sticky;
    top: 0;
}

tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

/* Inputs in table */
.cell-input {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-primary);
    width: 100%;
    padding: 4px 8px;
    border-radius: 4px;
    font-family: inherit;
    font-size: inherit;
}

.cell-input:focus {
    background: #020617;
    border-color: var(--accent-color);
    outline: none;
}

.cell-select {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-primary);
    padding: 4px 8px;
    border-radius: 4px;
    width: 100%;
}

.cell-select:focus {
    background: #020617;
    border-color: var(--accent-color);
    outline: none;
}

/* Status Badges */
.status-badge {
    padding: 4px 8px;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
}

.status-todo {
    background: rgba(148, 163, 184, 0.2);
    color: #94a3b8;
}

.status-booked {
    background: rgba(56, 189, 248, 0.2);
    color: #38bdf8;
}

.status-inprogress {
    background: rgba(250, 204, 21, 0.2);
    color: #facc15;
}

.status-done {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Loading Overlay */
#loadingOverlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}

#loadingOverlay.active {
    opacity: 1;
    pointer-events: all;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Jspreadsheet Dark Mode Overrides */
.jexcel_container {
    background: var(--card-bg);
    border: none !important;
    width: 100% !important;
    /* Ensure full width */
}

.jexcel {
    background-color: var(--card-bg) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-color) !important;
    font-family: var(--font-family) !important;
    /* Enforce font */
}

.jexcel thead td {
    background-color: #0f172a !important;
    color: var(--text-secondary) !important;
    border-color: var(--border-color) !important;
    font-weight: 600;
    padding: 12px 8px !important;
    /* More header padding */
    font-size: 0.9rem;
}

.jexcel tbody td {
    background-color: var(--card-bg) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-color) !important;
    padding: 10px 8px !important;
    /* More cell padding */
    font-size: 0.95rem;
    /* Larger text */
}

.jexcel tbody td.readonly {
    background-color: #020617 !important;
    color: var(--text-secondary) !important;
}

/* Improved Selection Highlighting */
.jexcel>tbody>tr>td.highlight {
    background-color: rgba(255, 196, 7, 0.15) !important;
    border: 1px solid var(--accent-color) !important;
}

.jexcel>tbody>tr>td.selected {
    background-color: rgba(255, 196, 7, 0.2) !important;
    /* Brighter background */
    color: #ffffff !important;
    border: 2px solid var(--accent-color) !important;
    /* Thicker border */
}

/* Dropdowns */
.jdropdown-container {
    background-color: var(--card-bg) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-color) !important;
}

.jdropdown-item {
    background-color: var(--card-bg) !important;
    color: var(--text-primary) !important;
    padding: 8px 12px !important;
    /* Larger touch targets */
}

.jdropdown-item:hover {
    background-color: var(--accent-color) !important;
    color: black !important;
}

.jcalendar {
    background-color: var(--card-bg) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-color) !important;
}

.jcalendar .jcalendar-selected {
    background-color: var(--accent-color) !important;
    color: black !important;
}

/* Editor Input Styling (When double clicking) */
.jexcel_editor {
    background-color: #1e293b !important;
    color: var(--text-primary) !important;
    font-family: var(--font-family) !important;
    font-size: 0.95rem !important;
    border: 1px solid var(--accent-color) !important;
    box-shadow: 0 0 0 2px rgba(255, 196, 7, 0.2) !important;
}

/* Ensure textareas/inputs inside jexcel inherit styles */
.jexcel textarea,
.jexcel input {
    font-family: var(--font-family) !important;
    font-size: 0.95rem !important;
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    -webkit-transition: .4s;
    transition: .4s;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    -webkit-transition: .4s;
    transition: .4s;
}

input:checked+.slider {
    background-color: #2196F3;
}

input:focus+.slider {
    box-shadow: 0 0 1px #2196F3;
}

input:checked+.slider:before {
    -webkit-transform: translateX(26px);
    -ms-transform: translateX(26px);
    transform: translateX(26px);
}

/* Rounded sliders */
.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

/* Quick Starters */
.quick-starters {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.starter-chip {
    background-color: #1e293b;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font-family);
}

.starter-chip:hover {
    background-color: var(--accent-color);
    color: black;
    border-color: var(--accent-color);
}

/* AI Activity Log */
.ai-log {
    margin-top: 20px;
    background: #0f172a;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
}

.ai-log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.ai-log-header h4 {
    margin: 0;
    color: var(--accent-color);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

#aiOutput {
    background: #0a0a0a;
    padding: 15px;
    border-radius: 8px;
    font-family: var(--font-family);
    font-size: 0.9rem;
    color: #00ff00;
    min-height: 150px;
    max-height: 400px;
    overflow-y: auto;
    white-space: pre-wrap;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

#aiOutput.collapsed {
    max-height: 0;
    padding: 0 15px;
    overflow: hidden;
}

.collapse-icon {
    display: inline-block;
    width: 20px;
    transition: transform 0.3s ease;
}

/* AI Question Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

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

.modal-content {
    background: #1e293b;
    border: 1px solid var(--accent-color);
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    padding: 0;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px 12px 0 0;
}

.modal-header h3 {
    margin: 0;
    color: var(--accent-color);
    font-size: 1.1rem;
}

.close-modal-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.close-modal-btn:hover {
    color: white;
}

.modal-body {
    padding: 20px;
}

.ai-question-text {
    font-size: 1.1rem;
    line-height: 1.5;
    margin-top: 0;
    margin-bottom: 20px;
    color: white;
}

.modal-input-group {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

#aiModalInput {
    flex: 1;
    padding: 12px;
    background: #0f172a;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: white;
    font-size: 1rem;
}

#aiModalInput:focus {
    outline: none;
    border-color: var(--accent-color);
}

.modal-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.modal-actions .btn {
    width: 100%;
    justify-content: center;
}