/* Memory Allocation Algorithms Tool - Complete Styles with Light/Dark Theme Support */

/* ===== CSS Variables ===== */
.maa-container {
    --maa-primary: var(--primary-color, #3498db);
    --maa-secondary: var(--secondary-color, #2ecc71);
    --maa-bg: var(--card-bg-color, #fcfcfc);
    --maa-surface: var(--background-color, #ffffff);
    --maa-text: var(--text-color, #333333);
    --maa-text-muted: #6c757d;
    --maa-border: var(--border-color, rgba(52, 152, 219, 0.15));
    --maa-shadow: var(--box-shadow, 0 4px 6px rgba(0, 0, 0, 0.1));
    --maa-radius: var(--border-radius-md, 8px);
    --maa-radius-lg: var(--border-radius-lg, 16px);
    --maa-transition: var(--transition-fast, 0.2s ease);
    --maa-gradient: linear-gradient(135deg, var(--maa-primary), var(--maa-secondary));
    --maa-success: #27ae60;
    --maa-warning: #f39c12;
    --maa-danger: #e74c3c;
    --maa-info: #3498db;
    --maa-os-color: #8e44ad;
    --maa-free-color: #95a5a6;
    --maa-allocated-color: #27ae60;
    --maa-fragmentation-color: #f39c12;
    --maa-scanning-color: #3498db;
}

.dark-theme .maa-container {
    --maa-text-muted: #9ca3af;
    --maa-surface: #1a1d24;
    --maa-bg: #242830;
    --maa-free-color: #4a5568;
}

/* ===== Base Container ===== */
.maa-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem;
    font-family: var(--font-family, 'Inter', sans-serif);
    color: var(--maa-text);
}

/* ===== Header ===== */
.maa-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.1), rgba(var(--secondary-rgb), 0.05));
    border-radius: var(--maa-radius-lg);
    border: 1px solid rgba(var(--primary-rgb), 0.15);
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.maa-header-content {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.maa-header-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--maa-gradient);
    border-radius: var(--maa-radius-lg);
    font-size: 1.75rem;
    color: white;
    box-shadow: 0 8px 24px rgba(var(--primary-rgb), 0.35);
}

.maa-header h2 {
    margin: 0 0 0.25rem 0;
    font-size: 1.5rem;
    font-weight: 700;
}

.maa-header p {
    margin: 0;
    opacity: 0.7;
    font-size: 0.9rem;
}

.maa-header-actions {
    display: flex;
    gap: 0.5rem;
}

.maa-btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--maa-border);
    border-radius: 12px;
    background: var(--maa-surface);
    color: var(--maa-text);
    cursor: pointer;
    transition: all 0.3s ease;
}

.maa-btn-icon:hover {
    border-color: var(--maa-primary);
    color: var(--maa-primary);
}

/* ===== Privacy Notice ===== */
.maa-privacy-notice {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--maa-radius);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    background: linear-gradient(135deg, rgba(39, 174, 96, 0.1), rgba(52, 152, 219, 0.1));
    border: 1px solid rgba(39, 174, 96, 0.2);
    color: var(--maa-success);
}

/* ===== Mode Tabs ===== */
.maa-mode-tabs {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.maa-mode-tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 1rem 2rem;
    border: 2px solid var(--maa-border);
    background: var(--maa-surface);
    border-radius: var(--maa-radius-lg);
    cursor: pointer;
    transition: all 0.3s ease;
    flex: 1;
    min-width: 140px;
}

.maa-mode-tab i {
    font-size: 1.5rem;
    color: var(--maa-primary);
}

.maa-mode-tab span {
    font-weight: 600;
    color: var(--maa-text);
}

.maa-mode-tab small {
    font-size: 0.75rem;
    color: var(--maa-text-muted);
}

.maa-mode-tab:hover {
    border-color: var(--maa-primary);
    transform: translateY(-2px);
}

.maa-mode-tab.active {
    background: var(--maa-gradient);
    border-color: transparent;
    box-shadow: 0 8px 25px rgba(var(--primary-rgb), 0.35);
}

.maa-mode-tab.active i,
.maa-mode-tab.active span,
.maa-mode-tab.active small {
    color: white;
}

.maa-tab-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.15rem;
}

/* ===== Main Content Layout ===== */
.maa-main-content {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.maa-visualization-panel {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* ===== Controls Panel ===== */
.maa-controls-panel {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.maa-control-section {
    background: var(--maa-bg);
    border-radius: var(--maa-radius-lg);
    border: 1px solid var(--maa-border);
    padding: 1.25rem;
}

.maa-control-section h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1rem 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--maa-text);
}

.maa-control-section h4 i {
    color: var(--maa-primary);
}

/* ===== Input Styles ===== */
.maa-input-group {
    margin-bottom: 1rem;
}

.maa-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--maa-border);
    border-radius: var(--maa-radius);
    background: var(--maa-surface);
    color: var(--maa-text);
    font-size: 1rem;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.maa-input:focus {
    outline: none;
    border-color: var(--maa-primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}

.maa-input::placeholder {
    color: var(--maa-text-muted);
}

.maa-textarea {
    min-height: 80px;
    resize: vertical;
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 0.9rem;
}

.maa-input-row {
    margin-bottom: 0.75rem;
}

.maa-input-row label {
    display: block;
    font-size: 0.85rem;
    color: var(--maa-text-muted);
    margin-bottom: 0.35rem;
}

/* ===== Preset Buttons ===== */
.maa-preset-inputs {
    margin-top: 0.5rem;
}

.maa-preset-btn {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    margin: 0.25rem 0.25rem 0.25rem 0;
    border: 1px solid var(--maa-border);
    background: var(--maa-surface);
    color: var(--maa-text);
    border-radius: var(--maa-radius);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.maa-preset-btn:hover {
    border-color: var(--maa-primary);
    background: rgba(var(--primary-rgb), 0.1);
}

/* ===== Partition Preset Buttons ===== */
.maa-partition-preset-btn {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    margin: 0.25rem 0.25rem 0.25rem 0;
    border: 1px solid var(--maa-border);
    background: var(--maa-surface);
    color: var(--maa-text);
    border-radius: var(--maa-radius);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.maa-partition-preset-btn:hover {
    border-color: var(--maa-secondary);
    background: rgba(46, 204, 113, 0.1);
}

/* ===== Partition Type Toggle ===== */
.maa-partition-type-toggle {
    margin-bottom: 0.75rem;
}

.maa-toggle-group {
    display: flex;
    gap: 0.25rem;
    background: var(--maa-border);
    border-radius: var(--maa-radius);
    padding: 0.25rem;
}

.maa-toggle-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 0.75rem;
    border: none;
    background: transparent;
    color: var(--maa-text-muted);
    border-radius: calc(var(--maa-radius) - 2px);
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.maa-toggle-btn:hover {
    color: var(--maa-text);
}

.maa-toggle-btn.active {
    background: var(--maa-surface);
    color: var(--maa-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.maa-toggle-btn i {
    font-size: 0.9rem;
}

/* ===== Computed Info ===== */
.maa-computed-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1rem;
    padding: 0.75rem;
    background: rgba(var(--primary-rgb), 0.05);
    border-radius: var(--maa-radius);
}

.maa-info-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
}

.maa-info-item .label {
    color: var(--maa-text-muted);
}

.maa-info-item .value {
    font-weight: 600;
    color: var(--maa-primary);
}

/* ===== Algorithm Selection (Radio) ===== */
.maa-algorithm-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.maa-algo-radio {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--maa-surface);
    border: 2px solid var(--maa-border);
    border-radius: var(--maa-radius);
    cursor: pointer;
    transition: all 0.2s ease;
}

.maa-algo-radio:hover {
    border-color: var(--maa-primary);
}

.maa-algo-radio input {
    display: none;
}

.maa-algo-radio .radiomark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--maa-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.maa-algo-radio input:checked+.radiomark {
    background: var(--maa-primary);
    border-color: var(--maa-primary);
}

.maa-algo-radio input:checked+.radiomark::after {
    content: '';
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
}

.maa-algo-radio.selected {
    background: rgba(var(--primary-rgb), 0.1);
    border-color: var(--maa-primary);
}

.maa-algo-radio .algo-info {
    display: flex;
    flex-direction: column;
}

.maa-algo-radio .algo-name {
    font-weight: 600;
    color: var(--maa-text);
    font-size: 0.9rem;
}

.maa-algo-radio .algo-desc {
    font-size: 0.75rem;
    color: var(--maa-text-muted);
}

/* ===== Algorithm Selection (Checkbox Grid) ===== */
.maa-algorithm-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}

.maa-algo-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 0.75rem;
    background: var(--maa-surface);
    border: 1px solid var(--maa-border);
    border-radius: var(--maa-radius);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.85rem;
}

.maa-algo-checkbox:hover {
    border-color: var(--maa-primary);
}

.maa-algo-checkbox input {
    display: none;
}

.maa-algo-checkbox .checkmark {
    width: 16px;
    height: 16px;
    border: 2px solid var(--maa-border);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.maa-algo-checkbox input:checked+.checkmark {
    background: var(--maa-primary);
    border-color: var(--maa-primary);
}

.maa-algo-checkbox input:checked+.checkmark::after {
    content: '✓';
    color: white;
    font-size: 0.65rem;
}

.maa-algo-checkbox.selected {
    background: rgba(var(--primary-rgb), 0.1);
    border-color: var(--maa-primary);
}

.maa-algo-checkbox .algo-name {
    font-weight: 500;
    color: var(--maa-text);
}

/* ===== Speed Control ===== */
.maa-speed-control {
    margin-bottom: 1rem;
}

.maa-speed-buttons {
    display: flex;
    gap: 0.25rem;
}

.maa-speed-btn {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid var(--maa-border);
    background: var(--maa-surface);
    color: var(--maa-text);
    border-radius: var(--maa-radius);
    cursor: pointer;
    font-size: 0.75rem;
    transition: all 0.2s ease;
}

.maa-speed-btn:hover {
    border-color: var(--maa-primary);
}

.maa-speed-btn.active {
    background: var(--maa-primary);
    color: white;
    border-color: var(--maa-primary);
}

/* ===== Button Styles ===== */
.maa-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: var(--maa-radius);
    border: none;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.maa-btn-primary {
    background: var(--maa-gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(var(--primary-rgb), 0.3);
}

.maa-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(var(--primary-rgb), 0.4);
}

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

.maa-btn-secondary:hover {
    background: rgba(var(--primary-rgb), 0.1);
    border-color: var(--maa-primary);
}

.maa-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* ===== Playback Controls ===== */
.maa-playback-controls {
    display: flex;
    gap: 0.5rem;
}

.maa-playback-controls .maa-btn {
    flex: 1;
}

/* ===== Status Bar ===== */
.maa-status-bar {
    padding: 0.75rem 1rem;
    background: var(--maa-bg);
    border-radius: var(--maa-radius);
    border: 1px solid var(--maa-border);
}

.maa-status-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.maa-status-item i {
    color: var(--maa-primary);
}

.maa-status-item.success {
    color: var(--maa-success);
}

.maa-status-item.success i {
    color: var(--maa-success);
}

.maa-status-item.error {
    color: var(--maa-danger);
}

.maa-status-item.error i {
    color: var(--maa-danger);
}

/* ===== Memory Visualization Section ===== */
.maa-memory-section {
    background: var(--maa-bg);
    border-radius: var(--maa-radius-lg);
    border: 1px solid var(--maa-border);
    padding: 1.5rem;
}

.maa-memory-section h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1rem 0;
    font-size: 1rem;
    font-weight: 600;
}

.maa-memory-section h4 i {
    color: var(--maa-primary);
}

.maa-memory-container {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}

.maa-memory-visual {
    flex: 1;
    display: flex;
    flex-direction: column;
    border: 2px solid var(--maa-border);
    border-radius: var(--maa-radius);
    overflow: hidden;
    min-height: 400px;
}

.maa-memory-block {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--maa-border);
    transition: all 0.3s ease;
    position: relative;
    cursor: pointer;
}

.maa-memory-block:last-child {
    border-bottom: none;
}

.maa-memory-block.os {
    background: linear-gradient(135deg, var(--maa-os-color), #9b59b6);
    color: white;
}

.maa-memory-block.free {
    background: var(--maa-free-color);
    color: white;
}

.maa-memory-block.allocated {
    background: linear-gradient(135deg, var(--maa-allocated-color), #2ecc71);
    color: white;
}

.maa-memory-block.scanning {
    background: linear-gradient(135deg, var(--maa-scanning-color), #5dade2);
    color: white;
    animation: scanPulse 0.5s ease infinite;
}

.maa-memory-block.rejected {
    animation: rejectShake 0.5s ease;
}

@keyframes scanPulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

@keyframes rejectShake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-5px);
    }

    75% {
        transform: translateX(5px);
    }
}

.maa-memory-block .block-info {
    display: flex;
    flex-direction: column;
}

.maa-memory-block .block-label {
    font-weight: 600;
    font-size: 0.9rem;
}

.maa-memory-block .block-size {
    font-size: 0.75rem;
    opacity: 0.9;
}

.maa-memory-block .block-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
}

.maa-memory-block .fragmentation-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--maa-fragmentation-color);
    opacity: 0.8;
}

/* Memory Block Hover Effects */
.maa-memory-block:hover {
    transform: scale(1.01);
    z-index: 2;
}

.maa-memory-block.allocated:hover {
    box-shadow: 0 4px 12px rgba(39, 174, 96, 0.3);
}

/* Next Fit Pointer */
.maa-memory-block .next-fit-pointer {
    position: absolute;
    left: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
    border-left: 12px solid var(--maa-primary);
}

/* Memory Legend */
.maa-memory-legend {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--maa-surface);
    border-radius: var(--maa-radius);
    border: 1px solid var(--maa-border);
    min-width: 150px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 4px;
}

.legend-color.os {
    background: var(--maa-os-color);
}

.legend-color.free {
    background: var(--maa-free-color);
}

.legend-color.allocated {
    background: var(--maa-allocated-color);
}

.legend-color.fragmentation {
    background: var(--maa-fragmentation-color);
}

.legend-color.scanning {
    background: var(--maa-scanning-color);
}

/* ===== Process Queue Section ===== */
.maa-queue-section {
    background: var(--maa-bg);
    border-radius: var(--maa-radius-lg);
    border: 1px solid var(--maa-border);
    padding: 1.5rem;
}

.maa-queue-section h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1rem 0;
    font-size: 1rem;
    font-weight: 600;
}

.maa-queue-section h4 i {
    color: var(--maa-primary);
}

.maa-process-queue {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.maa-process-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--maa-surface);
    border: 2px solid var(--maa-border);
    border-radius: var(--maa-radius);
    transition: all 0.3s ease;
    min-width: 80px;
}

.maa-process-item .process-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--maa-text);
}

.maa-process-item .process-size {
    font-size: 0.75rem;
    color: var(--maa-text-muted);
}

.maa-process-item.pending {
    border-color: var(--maa-border);
}

.maa-process-item.current {
    border-color: var(--maa-primary);
    background: rgba(var(--primary-rgb), 0.1);
    animation: processPulse 1s ease infinite;
}

@keyframes processPulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(var(--primary-rgb), 0.4);
    }

    50% {
        box-shadow: 0 0 0 8px rgba(var(--primary-rgb), 0);
    }
}

.maa-process-item.allocated {
    border-color: var(--maa-success);
    background: rgba(39, 174, 96, 0.1);
}

.maa-process-item.allocated .process-name {
    color: var(--maa-success);
}

.maa-process-item.failed {
    border-color: var(--maa-danger);
    background: rgba(231, 76, 60, 0.1);
}

.maa-process-item.failed .process-name {
    color: var(--maa-danger);
    text-decoration: line-through;
}

/* ===== Allocation Table ===== */
.maa-table-section {
    background: var(--maa-bg);
    border-radius: var(--maa-radius-lg);
    border: 1px solid var(--maa-border);
    padding: 1.5rem;
}

.maa-table-section h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1rem 0;
    font-size: 1rem;
    font-weight: 600;
}

.maa-table-section h4 i {
    color: var(--maa-primary);
}

.maa-table-wrapper {
    overflow-x: auto;
    width: 100%;
    max-width: 100%;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--maa-radius);
}

.maa-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.maa-table th,
.maa-table td {
    padding: 0.75rem 0.5rem;
    text-align: center;
    border: 1px solid var(--maa-border);
}

.maa-table th {
    background: rgba(var(--primary-rgb), 0.1);
    font-weight: 600;
    color: var(--maa-text);
}

.maa-table td {
    background: var(--maa-surface);
}

.maa-table tr.allocated td {
    background: rgba(39, 174, 96, 0.1);
}

.maa-table tr.free td {
    background: rgba(149, 165, 166, 0.1);
}

.maa-table .status-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.maa-table .status-badge.free {
    background: var(--maa-free-color);
    color: white;
}

.maa-table .status-badge.allocated {
    background: var(--maa-allocated-color);
    color: white;
}

/* ===== Explanation Panel ===== */
.maa-explanation-panel {
    background: var(--maa-bg);
    border-radius: var(--maa-radius-lg);
    border: 1px solid var(--maa-border);
    padding: 1.5rem;
}

.maa-explanation-panel h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1rem 0;
    font-size: 1rem;
    font-weight: 600;
}

.maa-explanation-panel h4 i {
    color: var(--maa-warning);
}

.maa-explanation-content {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--maa-text);
}

.maa-explanation-content p {
    margin: 0 0 0.75rem 0;
}

.maa-explanation-content strong {
    color: var(--maa-primary);
}

.maa-explanation-content .highlight {
    background: rgba(var(--primary-rgb), 0.1);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
}

/* ===== Stats Panel ===== */
.maa-stats-panel {
    background: var(--maa-bg);
    border-radius: var(--maa-radius-lg);
    border: 1px solid var(--maa-border);
    padding: 1.5rem;
}

.maa-stats-panel h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1rem 0;
    font-size: 1rem;
    font-weight: 600;
}

.maa-stats-panel h4 i {
    color: var(--maa-primary);
}

.maa-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
}

.maa-stat-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--maa-surface);
    border-radius: var(--maa-radius);
    border: 1px solid var(--maa-border);
}

.maa-stat-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 1.1rem;
}

.maa-stat-icon.success {
    background: rgba(39, 174, 96, 0.15);
    color: var(--maa-success);
}

.maa-stat-icon.danger {
    background: rgba(231, 76, 60, 0.15);
    color: var(--maa-danger);
}

.maa-stat-icon.warning {
    background: rgba(243, 156, 18, 0.15);
    color: var(--maa-warning);
}

.maa-stat-icon.info {
    background: rgba(52, 152, 219, 0.15);
    color: var(--maa-info);
}

.maa-stat-info {
    display: flex;
    flex-direction: column;
}

.maa-stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--maa-text);
}

.maa-stat-label {
    font-size: 0.75rem;
    color: var(--maa-text-muted);
}

/* ===== Comparison Results ===== */
.maa-comparison-results {
    background: var(--maa-bg);
    border-radius: var(--maa-radius-lg);
    border: 1px solid var(--maa-border);
    padding: 1.5rem;
}

.maa-comparison-results h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1rem 0;
    font-size: 1rem;
    font-weight: 600;
}

.maa-comparison-results h4 i {
    color: var(--maa-warning);
}

.maa-comparison-table-wrapper {
    overflow-x: auto;
    margin-bottom: 1.5rem;
}

.maa-comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.maa-comparison-table th,
.maa-comparison-table td {
    padding: 0.75rem;
    text-align: center;
    border: 1px solid var(--maa-border);
}

.maa-comparison-table th {
    background: rgba(var(--primary-rgb), 0.1);
    font-weight: 600;
}

.maa-comparison-table td {
    background: var(--maa-surface);
}

.maa-comparison-table tr.best td {
    background: rgba(39, 174, 96, 0.15);
}

.maa-comparison-table .efficiency-bar {
    height: 8px;
    background: var(--maa-border);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 0.25rem;
}

.maa-comparison-table .efficiency-fill {
    height: 100%;
    background: var(--maa-gradient);
    border-radius: 4px;
    transition: width 0.5s ease;
}

/* Comparison Chart */
.maa-comparison-chart {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 2rem;
    padding: 2rem 1rem;
    min-height: 200px;
}

.maa-chart-bar {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.maa-chart-bar .bar {
    width: 50px;
    background: var(--maa-gradient);
    border-radius: 4px 4px 0 0;
    transition: height 0.5s ease;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 0.5rem;
}

.maa-chart-bar .bar span {
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
}

.maa-chart-bar .bar-label {
    font-size: 0.75rem;
    color: var(--maa-text-muted);
    text-align: center;
}

/* ===== Deallocation Section ===== */
.maa-deallocation-section {
    background: var(--maa-bg);
    border-radius: var(--maa-radius-lg);
    border: 1px solid var(--maa-border);
    padding: 1.5rem;
}

.maa-deallocation-section h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
    font-weight: 600;
}

.maa-deallocation-section h4 i {
    color: var(--maa-danger);
}

.maa-deallocation-info {
    font-size: 0.85rem;
    color: var(--maa-text-muted);
    margin-bottom: 1rem;
}

.maa-allocated-processes {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.maa-dealloc-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 2px solid var(--maa-danger);
    background: rgba(231, 76, 60, 0.1);
    color: var(--maa-danger);
    border-radius: var(--maa-radius);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.85rem;
    font-weight: 500;
}

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

/* ===== Notes Section ===== */
.maa-notes-section {
    background: var(--maa-bg);
    border-radius: var(--maa-radius-lg);
    border: 1px solid var(--maa-border);
    padding: 1.5rem;
    margin-top: 1.5rem;
}

.maa-notes-section h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1.5rem 0;
    font-size: 1rem;
    font-weight: 600;
}

.maa-notes-section h4 i {
    color: var(--maa-warning);
}

.maa-notes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.maa-note-card {
    padding: 1.25rem;
    background: var(--maa-surface);
    border-radius: var(--maa-radius);
    border: 1px solid var(--maa-border);
}

.maa-note-card.highlight {
    border-color: var(--maa-primary);
    background: rgba(var(--primary-rgb), 0.05);
}

.maa-note-card h5 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 0.75rem 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--maa-primary);
}

.maa-note-card p {
    margin: 0;
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--maa-text);
}

.maa-note-card code {
    background: rgba(var(--primary-rgb), 0.1);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    font-size: 0.8rem;
}

.mt-4 {
    margin-top: 1rem;
}

/* ===== Modal ===== */
.maa-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 1rem;
}

.maa-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.maa-modal {
    background: var(--maa-surface);
    border-radius: var(--maa-radius-lg);
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

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

.maa-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--maa-border);
}

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

.maa-modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 50%;
    color: var(--maa-text-muted);
    transition: all 0.2s ease;
}

.maa-modal-close:hover {
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--maa-primary);
}

.maa-modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    font-size: 0.9rem;
    line-height: 1.7;
}

.maa-modal-body h4 {
    margin: 1.5rem 0 0.75rem 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--maa-primary);
}

.maa-modal-body kbd {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    background: var(--maa-bg);
    border: 1px solid var(--maa-border);
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.8rem;
}

/* ===== Toast ===== */
.maa-toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 10001;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.maa-toast {
    padding: 1rem 1.25rem;
    background: var(--maa-surface);
    border-radius: var(--maa-radius);
    border: 1px solid var(--maa-border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: toastSlideIn 0.3s ease;
    max-width: 350px;
}

@keyframes toastSlideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

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

.maa-toast.success {
    border-left: 4px solid var(--maa-success);
}

.maa-toast.error {
    border-left: 4px solid var(--maa-danger);
}

.maa-toast.info {
    border-left: 4px solid var(--maa-info);
}

.maa-toast i {
    font-size: 1.1rem;
}

.maa-toast.success i {
    color: var(--maa-success);
}

.maa-toast.error i {
    color: var(--maa-danger);
}

.maa-toast.info i {
    color: var(--maa-info);
}

/* ===== Fullscreen Mode ===== */
.maa-container.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    max-width: none;
    padding: 1rem;
    overflow: auto;
    background: var(--maa-surface);
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .maa-main-content {
        grid-template-columns: 1fr;
    }

    .maa-controls-panel {
        order: 1;
    }

    .maa-visualization-panel {
        order: 2;
    }
}

@media (max-width: 768px) {
    .maa-container {
        padding: 0.5rem;
    }

    .maa-header {
        flex-direction: column;
        text-align: center;
        padding: 0.75rem;
        margin-bottom: 0.75rem;
        border-radius: 12px;
    }

    .maa-header-content {
        flex-direction: column;
        text-align: center;
    }

    .maa-header-icon {
        width: 50px;
        height: 50px;
        font-size: 1.4rem;
    }

    .maa-header h2 {
        font-size: 1.25rem;
    }

    .maa-privacy-notice {
        margin-bottom: 1rem;
        padding: 0.6rem 0.75rem;
        font-size: 0.85rem;
    }

    .maa-mode-tabs {
        flex-direction: column;
        gap: 0.5rem;
        margin-bottom: 1rem;
    }

    .maa-mode-tab {
        flex-direction: row;
        justify-content: flex-start;
        padding: 0.75rem 1rem;
    }

    .maa-tab-text {
        align-items: flex-start;
    }

    .maa-main-content {
        gap: 1rem;
    }

    .maa-control-section {
        padding: 1rem;
    }

    .maa-memory-container {
        flex-direction: column;
    }

    .maa-memory-section {
        padding: 1rem;
    }

    .maa-queue-section {
        padding: 1rem;
    }

    .maa-memory-legend {
        flex-direction: row;
        flex-wrap: wrap;
        min-width: auto;
        justify-content: center;
        gap: 0.5rem;
        padding: 0.75rem;
    }

    .legend-item {
        font-size: 0.75rem;
    }

    .maa-stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .maa-stats-panel {
        padding: 1rem;
    }

    .maa-notes-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .maa-notes-section {
        padding: 1rem;
    }

    .maa-note-card {
        padding: 1rem;
    }

    .maa-algorithm-grid {
        grid-template-columns: 1fr;
    }

    .maa-playback-controls {
        flex-wrap: wrap;
    }

    .maa-playback-controls .maa-btn {
        flex: 1 1 45%;
    }

    .maa-toast-container {
        left: 0.75rem;
        right: 0.75rem;
        bottom: 0.75rem;
    }

    .maa-toast {
        max-width: none;
    }

    .maa-comparison-chart {
        gap: 1rem;
        flex-wrap: wrap;
    }

    .maa-chart-bar .bar {
        width: 40px;
    }

    .maa-explanation-panel {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .maa-container {
        padding: 0;
        margin: 0;
    }

    .maa-header {
        padding: 0.5rem;
        border-radius: 10px;
        gap: 0.5rem;
        margin-bottom: 0.5rem;
    }

    .maa-header-icon {
        width: 44px;
        height: 44px;
        font-size: 1.2rem;
    }

    .maa-header h2 {
        font-size: 1.1rem;
    }

    .maa-header p {
        font-size: 0.8rem;
    }

    .maa-header-actions {
        width: 100%;
        justify-content: center;
    }

    .maa-btn-icon {
        width: 38px;
        height: 38px;
    }

    .maa-privacy-notice {
        padding: 0.4rem 0.5rem;
        font-size: 0.75rem;
        border-radius: 8px;
        margin-bottom: 0.5rem;
    }

    .maa-mode-tabs {
        gap: 0.3rem;
        margin-bottom: 0.5rem;
    }

    .maa-mode-tab {
        padding: 0.5rem 0.6rem;
        border-radius: 8px;
    }

    .maa-mode-tab i {
        font-size: 1.1rem;
    }

    .maa-mode-tab span {
        font-size: 0.85rem;
    }

    .maa-mode-tab small {
        font-size: 0.65rem;
    }

    .maa-control-section {
        padding: 0.5rem;
        border-radius: 8px;
        margin-bottom: 0.5rem;
    }

    .maa-control-section h4 {
        font-size: 0.85rem;
        margin-bottom: 0.5rem;
    }

    .maa-input {
        padding: 0.6rem 0.75rem;
        font-size: 0.9rem;
    }

    .maa-textarea {
        min-height: 70px;
        font-size: 0.85rem;
    }

    .maa-toggle-group {
        padding: 0.2rem;
    }

    .maa-toggle-btn {
        padding: 0.5rem 0.5rem;
        font-size: 0.75rem;
    }

    .maa-preset-btn,
    .maa-partition-preset-btn {
        padding: 0.3rem 0.6rem;
        font-size: 0.7rem;
    }

    .maa-computed-info {
        padding: 0.6rem;
        margin-top: 0.75rem;
    }

    .maa-info-item {
        font-size: 0.8rem;
    }

    .maa-algo-radio {
        padding: 0.6rem 0.75rem;
    }

    .maa-algo-radio .algo-name {
        font-size: 0.85rem;
    }

    .maa-algo-radio .algo-desc {
        font-size: 0.7rem;
    }

    .maa-speed-btn {
        padding: 0.4rem;
        font-size: 0.7rem;
    }

    .maa-btn {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }

    .maa-stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
    }

    .maa-stat-card {
        padding: 0.6rem;
    }

    .maa-stat-icon {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }

    .maa-stat-value {
        font-size: 1rem;
    }

    .maa-stat-label {
        font-size: 0.7rem;
    }

    .maa-process-queue {
        justify-content: flex-start;
        gap: 0.5rem;
    }

    .maa-process-item {
        padding: 0.4rem 0.6rem;
        font-size: 0.8rem;
    }

    .maa-memory-section {
        padding: 0.5rem;
        border-radius: 8px;
    }

    .maa-memory-section h4 {
        font-size: 0.85rem;
        margin-bottom: 0.5rem;
    }

    .maa-memory-visual {
        min-height: 300px;
    }

    .maa-memory-block {
        padding: 0.4rem 0.5rem;
    }

    .maa-memory-block .block-label {
        font-size: 0.75rem;
    }

    .maa-memory-block .block-size {
        font-size: 0.65rem;
    }

    .maa-memory-block .block-status {
        font-size: 0.65rem;
    }

    .maa-queue-section {
        padding: 0.5rem;
        border-radius: 8px;
    }

    .maa-table-section {
        padding: 0.5rem;
        border-radius: 8px;
    }

    .maa-table th,
    .maa-table td {
        padding: 0.3rem 0.15rem;
        font-size: 0.65rem;
    }

    .maa-explanation-panel {
        padding: 0.5rem;
        border-radius: 8px;
    }

    .maa-explanation-panel h4 {
        font-size: 0.85rem;
    }

    .maa-explanation-content {
        font-size: 0.8rem;
    }

    .maa-notes-section {
        padding: 0.5rem;
        border-radius: 8px;
        margin-top: 0.5rem;
    }

    .maa-notes-section h4 {
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
    }

    .maa-note-card {
        padding: 0.5rem;
    }

    .maa-note-card h5 {
        font-size: 0.8rem;
    }

    .maa-note-card p {
        font-size: 0.75rem;
    }

    .maa-stats-panel {
        padding: 0.5rem;
        border-radius: 8px;
    }

    .maa-modal {
        margin: 0.5rem;
        max-height: calc(100vh - 1rem);
    }

    .maa-modal-header h3 {
        font-size: 0.95rem;
    }

    .maa-modal-body {
        padding: 0.75rem;
        font-size: 0.8rem;
    }
}

/* ===== Dark Theme Specific ===== */
.dark-theme .maa-memory-block.free {
    background: #4a5568;
}

.dark-theme .maa-modal {
    background: var(--maa-bg);
}

.dark-theme .maa-toast {
    background: var(--maa-bg);
}

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

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

.maa-memory-block.new-allocation {
    animation: fadeIn 0.3s ease, allocateGlow 0.5s ease;
}

@keyframes allocateGlow {

    0%,
    100% {
        box-shadow: none;
    }

    50% {
        box-shadow: 0 0 20px rgba(39, 174, 96, 0.5);
    }
}

/* Selection glow for partitions */
.maa-memory-block.selected {
    outline: 3px solid var(--maa-primary);
    outline-offset: 2px;
}