/* ===== LTSSM页面专用样式 ===== */

/* 状态机图表 */
.ltssm-diagram {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin: 2rem 0;
    overflow-x: auto;
}

.state-groups {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.state-group {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.group-label {
    width: 120px;
    min-width: 120px;
    padding: 0.75rem 1rem;
    background: var(--background-light);
    border-radius: var(--border-radius-md);
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: center;
}

.states {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.state {
    padding: 1rem 1.5rem;
    background: var(--background-dark);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    min-width: 120px;
}

.state:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.state.active-state {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(16, 185, 129, 0.1));
    border-color: var(--success-color);
}

.state-name {
    font-weight: 600;
    color: var(--text-primary);
}

.state-id {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* 图例 */
.diagram-legend {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.legend-item i {
    font-size: 0.6rem;
}

/* 状态详情Tabs */
.state-detail-tabs {
    margin-top: 1.5rem;
}

.state-tabs-nav {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 0.25rem;
}

.state-tab {
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all var(--transition-fast);
}

.state-tab:hover {
    color: var(--text-primary);
    background: rgba(37, 99, 235, 0.05);
}

.state-tab.active {
    color: var(--primary-light);
    border-bottom-color: var(--primary-color);
}

.state-detail {
    display: none;
    padding: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
}

.state-detail.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.state-detail h3 {
    color: var(--primary-light);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.state-detail > p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

/* 子状态 */
.substates {
    margin: 1.5rem 0;
}

.substates h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.substate-card {
    background: var(--background-dark);
    border-left: 3px solid var(--primary-color);
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
}

.substate-card h5 {
    color: var(--primary-light);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.substate-card p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
}

/* 状态行为 */
.state-behavior {
    margin: 1.5rem 0;
}

.state-behavior h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.state-behavior ul {
    list-style: none;
}

.state-behavior li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
}

.state-behavior li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* 时序信息 */
.timing-info {
    margin: 1.5rem 0;
}

.timing-info h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

/* 训练序列 */
.training-sequence {
    margin: 1.5rem 0;
}

.training-sequence h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.ts-diagram {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.ts-type {
    flex: 1;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.2), rgba(124, 58, 237, 0.2));
    border-radius: var(--border-radius-md);
    text-align: center;
}

.ts-name {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-light);
    margin-bottom: 0.5rem;
}

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

/* Lane协商 */
.lane-negotiation {
    margin: 1.5rem 0;
}

.lane-negotiation h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.negotiation-flow {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.flow-step {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--background-dark);
    border-radius: var(--border-radius-md);
}

.step-num {
    width: 32px;
    height: 32px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    flex-shrink: 0;
}

.step-desc {
    color: var(--text-secondary);
}

/* L0特性 */
.l0-features {
    margin: 1.5rem 0;
}

.l0-features h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.l0-features ul {
    list-style: none;
}

.l0-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
}

.l0-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
}

/* L0转换 */
.l0-transitions {
    margin: 1.5rem 0;
}

.l0-transitions h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

/* 恢复场景 */
.recovery-scenarios {
    margin: 1.5rem 0;
}

.recovery-scenarios h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.scenario-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.scenario-card {
    padding: 1.5rem;
    background: var(--background-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    text-align: center;
}

.scenario-card h5 {
    color: var(--primary-light);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.scenario-card p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.9rem;
}

/* 均衡信息 */
.equalization-info {
    margin: 1.5rem 0;
    padding: 1.5rem;
    background: var(--background-dark);
    border-radius: var(--border-radius-md);
}

.equalization-info h4 {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.equalization-info > p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.eq-phases {
    display: flex;
    gap: 0.5rem;
}

.eq-phase {
    flex: 1;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: var(--border-radius-sm);
    text-align: center;
}

.phase-name {
    display: block;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 0.25rem;
}

.phase-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* 电源状态概览 */
.power-states-overview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.power-state-card {
    background: var(--background-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
}

.power-state-card h4 {
    color: var(--warning-color);
    margin-bottom: 0.75rem;
}

.power-stats {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.power-stats .stat {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.power-state-card > p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.power-flow {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.flow-label {
    color: var(--text-muted);
}

.power-flow > span:last-child {
    color: var(--accent-color);
    font-family: monospace;
}

/* ASPM */
.aspm-section {
    margin: 1.5rem 0;
}

.aspm-section h4 {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.aspm-section > p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

/* LTSSM模拟器 */
.ltssm-simulator {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin-top: 1.5rem;
}

.simulator-canvas {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
}

.sim-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: var(--background-dark);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-normal);
}

.sim-state.current {
    border-color: var(--success-color);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

.state-icon {
    font-size: 2rem;
    color: var(--success-color);
    margin-bottom: 0.5rem;
}

.state-label {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.sim-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.sim-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    background: var(--background-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
}

.sim-btn:hover {
    background: var(--background-light);
    border-color: var(--primary-color);
}

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

.sim-btn i {
    color: var(--primary-color);
}

.sim-log {
    grid-column: 1 / -1;
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: var(--background-dark);
    border-radius: var(--border-radius-md);
    max-height: 200px;
    overflow-y: auto;
}

.sim-log h4 {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

#simLogContent {
    font-family: monospace;
    font-size: 0.9rem;
}

.log-entry {
    padding: 0.25rem 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.log-entry:last-child {
    border-bottom: none;
}

/* 场景分析 */
.scenarios {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 1.5rem;
}

.scenario {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
}

.scenario h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.scenario h4 i {
    color: var(--primary-color);
}

.scenario-timeline {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.timeline-item {
    display: flex;
    gap: 1rem;
    padding: 0.75rem 1rem;
    background: var(--background-dark);
    border-radius: var(--border-radius-sm);
}

.timeline-item .time {
    color: var(--accent-color);
    font-family: monospace;
    min-width: 80px;
}

.timeline-item .event {
    color: var(--text-secondary);
}

/* 响应式 */
@media (max-width: 992px) {
    .scenario-grid,
    .power-states-overview,
    .scenarios {
        grid-template-columns: 1fr;
    }
    
    .simulator-canvas {
        grid-template-columns: 1fr;
    }
    
    .eq-phases {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .state-groups {
        align-items: flex-start;
    }
    
    .state-group {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .group-label {
        width: 100%;
    }
    
    .states {
        padding-left: 1rem;
    }
    
    .state-tabs-nav {
        overflow-x: auto;
        flex-wrap: nowrap;
    }
    
    .state-tab {
        white-space: nowrap;
        padding: 0.75rem 1rem;
    }
}