/**
 * Music parameter adjustment panel styles
 * Includes slider safe range display, harmony options, warning prompts, etc.
 */

/* ===== Mode Toggle Button ===== */
.param-mode-toggle {
    display: flex;
    gap: 4px;
    background: rgba(0, 0, 0, 0.04);
    padding: 4px;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.mode-btn {
    flex: 1;
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.mode-btn:hover {
    background: rgba(255, 255, 255, 0.5);
    color: var(--text-primary);
}

.mode-btn.active {
    background: #fff;
    color: var(--accent-primary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* ===== Parameter Grid Layout ===== */
.music-params-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.param-item {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 12px var(--space-md);
    border: 1px solid var(--border-light);
}

.param-item label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.param-safe-range {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-tertiary);
    background: rgba(16, 185, 129, 0.1);
    padding: 2px 8px;
    border-radius: 10px;
}

/* ===== Slider Controls ===== */
.param-control {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.param-value {
    min-width: 50px;
    text-align: right;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

/* Safe range slider styles */
.safe-range-slider {
    flex: 1;
    height: 8px;
    border-radius: 4px;
    outline: none;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    
    /* 默认背景：淡橙色（非安全区域） */
    background: linear-gradient(
        to right,
        #FED7AA 0%,                           /* 非安全区（左） - 淡橙色 */
        #FED7AA var(--safe-start, 25%),       /* 非安全区结束 */
        #D1FAE5 var(--safe-start, 25%),       /* 安全区开始 - 淡绿色 */
        #D1FAE5 var(--safe-end, 75%),         /* 安全区结束 */
        #FED7AA var(--safe-end, 75%),         /* 非安全区（右）开始 */
        #FED7AA 100%                          /* 非安全区结束 */
    );
}

/* Webkit 滑块样式 */
.safe-range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-primary);
    cursor: pointer;
    border: 3px solid #fff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.safe-range-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.25);
}

.safe-range-slider::-webkit-slider-thumb:active {
    transform: scale(0.95);
}

/* 超出安全区间时的滑块样式 */
.safe-range-slider.unsafe::-webkit-slider-thumb {
    background: var(--accent-warning);
    border-color: #fff;
}

/* Firefox 滑块样式 */
.safe-range-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-primary);
    cursor: pointer;
    border: 3px solid #fff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.safe-range-slider.unsafe::-moz-range-thumb {
    background: var(--accent-warning);
}

/* Firefox 轨道样式 */
.safe-range-slider::-moz-range-track {
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(
        to right,
        #FED7AA 0%,
        #FED7AA var(--safe-start, 25%),
        #D1FAE5 var(--safe-start, 25%),
        #D1FAE5 var(--safe-end, 75%),
        #FED7AA var(--safe-end, 75%),
        #FED7AA 100%
    );
}

/* ===== 警告消息 ===== */
.param-warning-msg {
    margin-top: var(--space-sm);
    padding: 8px 12px;
    background: #FEF3C7;
    border: 1px solid #FCD34D;
    border-radius: var(--radius-sm);
    color: #92400E;
    font-size: 0.8rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    animation: warningPulse 0.3s ease-out;
}

@keyframes warningPulse {
    0% { opacity: 0; transform: translateY(-5px); }
    100% { opacity: 1; transform: translateY(0); }
}

.param-warning-msg.hidden {
    display: none;
}

/* 警告徽章 - 显示在标题右边 */
.param-warning-badge {
    font-size: 0.7rem;
    font-weight: 500;
    color: #92400E;
    background: #FEF3C7;
    padding: 2px 8px;
    border-radius: 10px;
    border: 1px solid #FCD34D;
    white-space: nowrap;
    animation: badgePulse 0.3s ease-out;
}

.param-warning-badge.hidden {
    display: none;
}

@keyframes badgePulse {
    0% { opacity: 0; transform: scale(0.9); }
    100% { opacity: 1; transform: scale(1); }
}

/* ===== 和声选项按钮 ===== */
.harmony-options,
.instrument-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.harmony-btn,
.instrument-btn {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

/* 乐器按钮 - 默认样式 (similar to safe harmony) */
.instrument-btn {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-light);
}

.instrument-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-medium);
}

.instrument-btn.active {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
}

/* 安全选项 - 灰色背景 */
.harmony-btn.safe {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-light);
}

.harmony-btn.safe:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-medium);
}

.harmony-btn.safe.active {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
}

/* 非安全选项 - 淡橙色背景 */
.harmony-btn.unsafe {
    background: #FED7AA;
    color: #9A3412;
    border-color: #FDBA74;
}

.harmony-btn.unsafe:hover {
    background: #FDBA74;
    border-color: #FB923C;
}

.harmony-btn.unsafe.active {
    background: #F97316;
    color: #fff;
    border-color: #EA580C;
}

/* ===== 操作按钮 ===== */
.param-actions {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-light);
}

.param-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 16px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.param-btn.secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.param-btn.secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-medium);
}

.param-btn.primary {
    background: var(--accent-primary);
    color: #fff;
}

.param-btn.primary:hover {
    background: var(--button-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.param-btn.success {
    background: var(--accent-success) !important;
    color: #fff !important;
}

.param-btn.error {
    background: var(--accent-danger) !important;
    color: #fff !important;
}

/* ===== 专家模式视图 (稍小于全屏) ===== */
.expert-view {
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    background: #f8fafc;
    display: flex;
    flex-direction: column;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.expert-view.hidden {
    display: none !important;
}

/* 普通结果视图隐藏 */
#normal-result-view.hidden {
    display: none !important;
}

.expert-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: #fff;
    border-bottom: 1px solid var(--border-light);
    flex-shrink: 0;
}

.expert-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.expert-title svg {
    color: var(--accent-primary);
}

.expert-exit-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.expert-exit-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.expert-content {
    display: flex;
    flex: 1;
    gap: 20px;
    padding: 20px;
    overflow: hidden;
}

.expert-panel {
    flex: 1;
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    padding: 20px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* 右侧专家面板允许纵向滚动 */
.expert-panel.expert-right {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}
}

.expert-panel-title {
    margin: 0 0 16px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-light);
}

.expert-section {
    margin-bottom: 20px;
}

.expert-section:last-child {
    margin-bottom: 0;
}

.expert-section h4 {
    margin: 0 0 12px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* 游戏统计一行显示 */
.expert-stats-inline {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 0 !important;
}

.expert-stats-inline h4 {
    margin: 0;
    flex-shrink: 0;
}

.stats-inline {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.stats-inline strong {
    color: var(--accent-primary);
    font-weight: 600;
}

.stats-divider {
    color: var(--border-medium);
}

.expert-pattern {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 16px;
}

.expert-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.expert-stat-item {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 12px;
    text-align: center;
}

.expert-stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-bottom: 4px;
}

.expert-stat-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-primary);
}

/* 时间轴散点图 */
.timeline-scatter {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 12px;
}

.scatter-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.scatter-row:last-child {
    margin-bottom: 0;
}

.scatter-label {
    width: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.scatter-track {
    flex: 1;
    height: 2px;
    background: #d1d5db;
    border-radius: 1px;
    position: relative;
    overflow: visible;
}

.scatter-dot {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
}

.scatter-dot.highlight {
    width: 12px;
    height: 12px;
    box-shadow: 0 0 4px currentColor;
}

/* 模式得分 */
.pattern-scores {
    margin-top: 12px;
}

.score-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.score-item:last-child {
    margin-bottom: 0;
}

.score-label {
    min-width: 80px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.score-info {
    display: inline-flex;
    align-items: center;
    color: var(--text-tertiary);
    cursor: help;
    opacity: 0.6;
    transition: opacity 0.15s ease;
}

.score-info:hover {
    opacity: 1;
    color: var(--accent-primary);
}

.score-bar-bg {
    flex: 1;
    height: 8px;
    background: rgba(0, 0, 0, 0.06);
    border-radius: 4px;
    overflow: hidden;
}

.score-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s ease;
}

.score-bar-fill.seq { background: #60A5FA; }
.score-bar-fill.rep { background: #F59E0B; }
.score-bar-fill.exp { background: #10B981; }

.score-value {
    min-width: 36px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: right;
}

/* 响应式 */
@media (max-width: 900px) {
    .expert-content {
        flex-direction: column;
    }
    
    .expert-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}
/* 隐藏类 */
.music-params-grid.hidden,
.param-actions.hidden {
    display: none !important;
}

.converge-submit-area {
    padding: var(--space-md);
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.converge-submit-area.hidden {
    display: none;
}

.converge-title {
    margin: 0 0 var(--space-md);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.converge-range-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.converge-range-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.converge-range-item:hover {
    background: var(--bg-tertiary);
}

.converge-range-item label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    min-width: 80px;
}

.range-inputs {
    display: flex;
    align-items: center;
    gap: 8px;
}

.range-input {
    width: 56px;
    padding: 8px 10px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    text-align: center;
    color: var(--text-primary);
    background: #fff;
    font-weight: 500;
    transition: all 0.15s ease;
}

.range-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.range-separator {
    color: var(--text-tertiary);
    font-weight: 400;
    font-size: 0.9rem;
}

.range-unit {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

.converge-harmony-select {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.converge-harmony-select select {
    display: none;
}

/* 和声选项改为按钮组 */
.converge-harmony-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.converge-harmony-btn {
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    border: 1px solid var(--border-light);
    background: #fff;
    color: var(--text-secondary);
}

.converge-harmony-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.converge-harmony-btn.selected {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
}

.converge-actions {
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
}

.converge-actions .param-btn.primary {
    width: 100%;
    padding: 12px 20px;
    font-size: 0.9rem;
}

.submit-note {
    margin: 0;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-align: center;
}

.converge-row {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.converge-summary {
    flex: 1;
    background: #fff;
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    border: 1px solid var(--border-light);
}

.converge-summary h5 {
    margin: 0 0 var(--space-sm);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.converge-params {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm) var(--space-md);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.converge-params strong {
    color: var(--accent-primary);
    font-weight: 600;
}

.submit-note {
    margin-top: var(--space-sm);
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-style: italic;
}

/* ===== Report Panel 样式增强 ===== */
.report-panel {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: #f8fafc;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    max-height: 400px;
    overflow-y: auto;
}

.report-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-light);
}

.report-panel-header h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.report-close-btn {
    background: transparent;
    border: none;
    padding: 4px;
    cursor: pointer;
    color: var(--text-tertiary);
    border-radius: var(--radius-sm);
    transition: all 0.15s ease;
}

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

.report-section {
    margin-bottom: var(--space-md);
}

.report-section:last-child {
    margin-bottom: 0;
}

.report-section-title {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0 0 var(--space-sm);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ===== 专家模式按钮位置 ===== */
.expert-mode-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: rgba(243, 244, 246, 0.8);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.expert-mode-btn.active {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
}

/* ===== 响应式调整 ===== */
@media (max-width: 600px) {
    .param-mode-toggle {
        flex-direction: column;
    }
    
    .harmony-options {
        flex-direction: column;
    }
    
    .harmony-btn {
        width: 100%;
        text-align: center;
    }
    
    .param-actions {
        flex-direction: column;
    }
    
    .param-btn {
        width: 100%;
    }
    
    .converge-params {
        flex-direction: column;
        gap: var(--space-xs);
    }
}


/* ===== 普通结果视图 - 三个框统计样式 ===== */
.result-stats {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 20px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 24px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    min-width: 120px;
}

.stat-icon {
    color: var(--accent-primary);
    margin-bottom: 8px;
    opacity: 0.8;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-unit {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}


/* ===== 临床风格双滑块区间选择器 ===== */

.converge-submit-area {
    padding: var(--space-lg);
    background: rgba(248, 250, 252, 0.95);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.converge-title {
    margin: 0 0 var(--space-lg);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.converge-title svg {
    color: var(--accent-primary);
}

.daw-range-grid {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.daw-range-item {
    padding: 0;
    background: transparent;
}

.daw-range-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.daw-range-header label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.daw-range-values {
    display: flex;
    align-items: center;
    gap: 4px;
}

.daw-value {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    min-width: 28px;
    text-align: center;
}

.daw-separator {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.daw-unit {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    margin-left: 2px;
}

/* 双滑块容器 */
.daw-dual-slider {
    position: relative;
    height: 36px;
    display: flex;
    align-items: center;
    padding-bottom: 16px;
}

/* 轨道背景 */
.daw-track {
    position: absolute;
    left: 0;
    right: 0;
    top: 8px;
    height: 4px;
    background: rgba(0, 0, 0, 0.06);
    border-radius: 2px;
    overflow: visible;
}

/* 选中区间填充 - 主题色 */
.daw-track-fill {
    position: absolute;
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 2px;
    transition: left 0.15s ease, right 0.15s ease;
}

/* 锁头图标 */
.daw-lock-icon {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent-primary);
    opacity: 0.6;
    z-index: 5;
}

.daw-lock-left {
    left: -2px;
}

.daw-lock-right {
    right: -2px;
}

/* 刻度系统 */
.daw-scale {
    position: absolute;
    left: 0;
    right: 0;
    top: 18px;
    height: 12px;
    display: flex;
    justify-content: space-between;
    pointer-events: none;
}

.daw-scale-mark {
    position: absolute;
    left: var(--pos);
    transform: translateX(-50%);
    font-size: 0.6rem;
    font-weight: 500;
    color: var(--text-tertiary);
}

.daw-scale-mark::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 4px;
    background: var(--border-medium);
}

/* 滑块输入 - 隐藏原生样式 */
.daw-thumb {
    position: absolute;
    width: 100%;
    height: 24px;
    top: 0;
    background: transparent;
    pointer-events: none;
    -webkit-appearance: none;
    appearance: none;
    margin: 0;
    padding: 0;
}

.daw-thumb::-webkit-slider-runnable-track {
    height: 4px;
    background: transparent;
}

.daw-thumb::-moz-range-track {
    height: 4px;
    background: transparent;
}

/* 滑块圆环 - 收敛模式下变实心 */
.daw-thumb::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--accent-primary);
    cursor: pointer;
    pointer-events: auto;
    margin-top: -5px;
    transition: all 0.15s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.daw-thumb::-webkit-slider-thumb:hover {
    transform: scale(1.15);
    border-color: var(--button-primary-hover);
    box-shadow: 0 2px 6px rgba(99, 102, 241, 0.3);
}

/* 收敛模式下滑块变实心 */
.converge-submit-area:not(.hidden) .daw-thumb::-webkit-slider-thumb {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.daw-thumb::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--accent-primary);
    cursor: pointer;
    pointer-events: auto;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.converge-submit-area:not(.hidden) .daw-thumb::-moz-range-thumb {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

/* 和声按钮 - 主题风格 */
.daw-harmony-item {
    margin-top: 8px;
}

/* 和声行 - 左右布局 */
.daw-harmony-row,
.daw-instrument-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    margin-top: 8px;
}

.daw-harmony-section {
    flex: 1;
}

.daw-submit-section {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.daw-submit-section .param-btn.primary {
    padding: 8px 16px;
    font-size: 0.8rem;
    white-space: nowrap;
}

.daw-submit-section .submit-note {
    font-size: 0.65rem;
    margin: 0;
}

.daw-harmony-btns,
.daw-instrument-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.daw-harmony-btn,
.daw-instrument-btn {
    padding: 6px 14px;
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    border: 1px solid var(--border-light);
    background: #fff;
    color: var(--text-secondary);
}

.daw-harmony-btn:hover,
.daw-instrument-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.daw-harmony-btn.selected,
.daw-instrument-btn.selected {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
}

/* 收敛动画 */
@keyframes dawConverge {
    0% {
        left: 0%;
        right: 0%;
    }
    100% {
        left: var(--converge-left, 25%);
        right: var(--converge-right, 25%);
    }
}

.daw-track-fill.animating {
    animation: dawConverge 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* 提交按钮 - 主题风格 */
.converge-actions {
    display: none;
}

.daw-submit-section .param-btn.primary {
    background: var(--accent-primary);
    border: none;
    font-weight: 500;
    letter-spacing: 0.3px;
}

.daw-submit-section .param-btn.primary:hover {
    background: var(--button-primary-hover);
}

.submit-note {
    font-size: 0.7rem;
    color: var(--text-tertiary);
}


/* ===== MusiBubbles 气泡化 Tooltip ===== */
.bubble-tooltip-trigger {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    color: var(--text-tertiary);
    transition: all 0.2s ease;
}

.bubble-tooltip-trigger svg {
    opacity: 0.5;
    transition: all 0.2s ease;
}

.bubble-tooltip-trigger:hover svg {
    opacity: 1;
    color: var(--accent-primary);
    filter: drop-shadow(0 0 4px rgba(139, 92, 246, 0.5));
}

/* 气泡弹窗 */
.bubble-tooltip {
    position: absolute;
    bottom: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%) scale(0.5);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
    pointer-events: none;
    
    /* 气泡化视觉 */
    background: rgba(30, 30, 40, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    padding: 14px 18px;
    min-width: 200px;
    
    /* 弹簧动画 */
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
                opacity 0.2s ease,
                visibility 0.2s ease;
    
    /* 气泡阴影 */
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(139, 92, 246, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* 气泡箭头 */
.bubble-tooltip::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 12px;
    height: 12px;
    background: rgba(30, 30, 40, 0.85);
    border-right: 1px solid rgba(255, 255, 255, 0.15);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
}

/* 悬停显示 - 弹簧效果 */
.bubble-tooltip-trigger:hover .bubble-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) scale(1);
    pointer-events: auto;
}

/* Tooltip 内容 */
.bubble-tooltip-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.tooltip-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.tooltip-label {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 判定条件 - JetBrains Mono 加粗 */
.tooltip-threshold {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.3), rgba(217, 70, 239, 0.3));
    padding: 4px 10px;
    border-radius: 8px;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

/* 观察值行 */
.tooltip-observed {
    margin-top: 6px;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.tooltip-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 600;
    color: #10B981;
}

/* ===== 侧边栏 Info 触发器 ===== */
.sidebar-info-trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: 6px;
    color: var(--text-tertiary);
    cursor: help;
    opacity: 0.5;
    transition: all 0.2s ease;
}

.sidebar-info-trigger:hover {
    opacity: 1;
    color: var(--slate-purple);
}

.sidebar-info-trigger svg {
    width: 14px;
    height: 14px;
}

/* ===== Portal Tooltip 弹窗 ===== */
.sidebar-tooltip-portal {
    position: fixed;
    z-index: 10000;
    
    /* 毛玻璃效果 */
    background: rgba(248, 250, 252, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 16px;
    min-width: 220px;
    
    /* 阴影 */
    box-shadow: 
        0 10px 40px rgba(0, 0, 0, 0.12),
        0 2px 10px rgba(0, 0, 0, 0.08);
    
    /* 动画 */
    opacity: 1;
    transform: scale(1);
    transition: opacity 0.2s ease, transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.sidebar-tooltip-portal.hidden {
    opacity: 0;
    transform: scale(0.9);
    pointer-events: none;
}

.sidebar-tooltip-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tooltip-rule-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 8px 10px;
    background: rgba(99, 102, 241, 0.06);
    border-radius: 8px;
    border-left: 3px solid var(--accent-primary);
}

.tooltip-rule-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.tooltip-rule-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* 删除旧的 score-info 样式 */
.score-info {
    display: none;
}

/* ===== 频谱分析区域 ===== */
.spectrum-analysis-area {
    margin-top: 16px;
    padding: 20px;
    background: #fff;
    border-radius: 12px;
    border: 1px solid var(--border-light);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.spectrum-analysis-area.hidden {
    display: none !important;
}

.spectrum-header {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-light);
}

.spectrum-title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 6px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.spectrum-title svg {
    color: var(--accent-primary);
}

.spectrum-desc {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* 参数对比行 */
.spectrum-params {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

.spectrum-param-group {
    background: var(--bg-secondary);
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--border-light);
}

.spectrum-param-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    margin-bottom: 8px;
    letter-spacing: 0.05em;
}

.spectrum-param-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.spectrum-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
}

.spectrum-badge.safe {
    background: #ECFDF5;
    border-color: #A7F3D0;
    color: #059669;
}

/* 画布区域 */
.spectrum-canvas-wrapper {
    position: relative;
    margin-bottom: 20px;
    background: #0f172a; /* Dark navy background for contrast */
    border-radius: 8px;
    overflow: hidden;
    box-shadow: inset 0 0 20px rgba(0,0,0,0.5);
    border: 1px solid var(--border-light);
}

#spectrum-comparison-canvas {
    display: block;
    width: 100%;
    height: 240px;
}

.spectrum-loading {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(4px);
    color: #fff;
    gap: 12px;
}

.spectrum-loading svg {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* 指标对比网格 */
.spectrum-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.spectrum-metric {
    background: var(--bg-secondary);
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.metric-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.metric-compare {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
}

.metric-value {
    font-weight: 600;
}

.metric-value.unconstrained {
    color: var(--text-tertiary);
    text-decoration: line-through; /* Optional: strike-through for old value */
    font-size: 0.8rem;
}

.metric-arrow {
    color: var(--text-tertiary);
    font-size: 0.8rem;
}

.metric-value.constrained {
    color: var(--accent-primary);
    font-weight: 700;
}

.lra-factor {
    margin-left: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent-success);
}

/* 操作按钮 */
.spectrum-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
}

/* 响应式 */
@media (max-width: 640px) {
    .spectrum-params {
        grid-template-columns: 1fr;
    }
    
    .spectrum-metrics {
        grid-template-columns: 1fr;
    }
    
    .spectrum-actions {
        flex-direction: column;
    }
    
    .spectrum-actions button {
        width: 100%;
    }
}

/* Scatter track as line instead of capsule */
.scatter-track {
    height: 2px;
    background: #d1d5db;
    border-radius: 1px;
    overflow: visible;
}

/* Slightly larger scatter dots */
.scatter-dot {
    width: 10px;
    height: 10px;
}

.scatter-dot.highlight {
    width: 12px;
    height: 12px;
}