/**
 * editor-elderly.css - 蜀哥动态曲谱编辑器 · 中老年友好 UI
 * 仅样式：更大点击热区、浅色系、分组清晰、危险操作警示
 */

.sg-editor-elderly-ui {
    --sg-el-bg: #eef1f6;
    --sg-el-panel: #ffffff;
    --sg-el-panel-soft: #f7f9fc;
    --sg-el-border: #dfe5ee;
    --sg-el-text: #303133;
    --sg-el-text-secondary: #606266;
    --sg-el-text-muted: #909399;
    --sg-el-accent: #409eff;
    --sg-el-accent-soft: #ecf5ff;
    --sg-el-danger: #f56c6c;
    --sg-el-danger-soft: #fef0f0;
    --sg-el-canvas-bg: #f0f2f5;
    --sg-el-checker-a: #eceff3;
    --sg-el-checker-b: #f5f7fa;
    --sg-el-touch: 48px;
    --sg-el-gap: 16px;
}

/* —— 全局浅灰底 —— */
.sg-editor-elderly-ui.sg-img-editor-page {
    background: var(--sg-el-bg);
}

.sg-editor-elderly-ui .sg-img-editor-body {
    background: var(--sg-el-bg);
}

/* —— 左侧 / 右侧：分组卡片 —— */
.sg-editor-elderly-ui .sg-sidebar-scroll {
    padding: 16px 14px 24px;
}

.sg-editor-elderly-ui .sg-sidebar-panel {
    background: var(--sg-el-panel);
    border: 1px solid var(--sg-el-border);
    border-radius: 16px;
    margin-bottom: 18px;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04), 0 6px 20px rgba(15, 23, 42, 0.04);
}

.sg-editor-elderly-ui .sg-sidebar-panel-head {
    padding: 14px 16px;
    background: linear-gradient(180deg, #fafbfd 0%, #fff 100%);
    border-bottom: 1px solid #eef2f6;
}

.sg-editor-elderly-ui .sg-sidebar-panel-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--sg-el-text);
    letter-spacing: 0.01em;
}

.sg-editor-elderly-ui .sg-step-badge {
    width: 28px;
    height: 28px;
    font-size: 12px;
    border-radius: 9px;
}

.sg-editor-elderly-ui .sg-sidebar-panel-body {
    padding: 16px;
}

/* 右侧：播放序列 / 打拍对时 分组隔离 */
.sg-editor-elderly-ui .sg-img-editor-sidebar-right .sg-module-play-seq {
    background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
    border-color: #d9e8ff;
}

.sg-editor-elderly-ui .sg-img-editor-sidebar-right .sg-module-sync {
    margin-top: 22px;
    background: linear-gradient(180deg, #faf8ff 0%, #ffffff 100%);
    border-color: #e8e0f4;
    position: relative;
}

.sg-editor-elderly-ui .sg-img-editor-sidebar-right .sg-module-sync::before {
    content: '';
    position: absolute;
    top: -12px;
    left: 8%;
    right: 8%;
    height: 2px;
    background: linear-gradient(90deg, transparent, #d0d7e2, transparent);
    pointer-events: none;
}

/* —— 按钮：放大热区 —— */
.sg-editor-elderly-ui .sg-img-tool-btn {
    min-height: var(--sg-el-touch);
    padding: 12px 14px;
    font-size: 15px;
    border-radius: 12px;
    margin-bottom: 10px;
    border-color: #e4e9f0;
}

.sg-editor-elderly-ui .sg-img-tool-btn .sg-btn-icon {
    font-size: 18px;
}

.sg-editor-elderly-ui .sg-tool-grid {
    gap: 10px;
    margin-bottom: 12px;
}

.sg-editor-elderly-ui .sg-tool-grid .sg-img-tool-btn {
    min-height: 88px;
    padding: 14px 10px;
    margin-bottom: 0;
}

.sg-editor-elderly-ui .sg-tool-grid .sg-tool-icon {
    font-size: 26px;
}

.sg-editor-elderly-ui .sg-tool-grid .sg-tool-label {
    font-size: 13px;
    font-weight: 600;
    line-height: 1.4;
}

/* 主操作：蓝色突出 */
.sg-editor-elderly-ui .sg-img-tool-btn.sg-img-tool-primary {
    min-height: 52px;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.02em;
    box-shadow: 0 6px 18px rgba(64, 158, 255, 0.32);
}

.sg-editor-elderly-ui #btnAddSeqRange {
    min-height: 54px;
    font-size: 17px;
    font-weight: 700;
    margin-top: 4px;
    box-shadow: 0 8px 22px rgba(64, 158, 255, 0.38);
}

/* 次要操作弱化 */
.sg-editor-elderly-ui .sg-img-seq-actions .sg-img-tool-btn,
.sg-editor-elderly-ui #btnBuildSeq {
    min-height: 44px;
    font-size: 14px;
    font-weight: 500;
    color: var(--sg-el-text-secondary);
    background: #f8fafc;
    border-color: #e4e9f0;
    box-shadow: none;
}

.sg-editor-elderly-ui .sg-img-seq-actions .sg-img-tool-btn:hover,
.sg-editor-elderly-ui #btnBuildSeq:hover {
    background: #fff;
    border-color: #b3d8ff;
    color: var(--sg-el-accent);
}

/* 危险操作：红色警示 + 外边距防误触 */
.sg-editor-elderly-ui .sg-img-tool-btn.sg-img-tool-danger,
.sg-editor-elderly-ui .sg-danger-spaced {
    min-height: 46px;
    margin-top: 18px;
    margin-bottom: 6px;
    font-size: 15px;
    font-weight: 600;
    color: #e64545;
    background: var(--sg-el-danger-soft);
    border: 2px solid #fbc4c4;
    box-shadow: 0 0 0 3px rgba(245, 108, 108, 0.08);
}

.sg-editor-elderly-ui .sg-img-tool-btn.sg-img-tool-danger:hover,
.sg-editor-elderly-ui .sg-danger-spaced:hover {
    background: linear-gradient(135deg, #f56c6c 0%, #f78989 100%);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 6px 16px rgba(245, 108, 108, 0.28);
}

.sg-editor-elderly-ui #btnClearAllLines {
    margin-top: 14px;
}

/* —— 说明文字：缩小弱化 —— */
.sg-editor-elderly-ui .sg-img-tool-hint,
.sg-editor-elderly-ui .sg-img-flow-hint {
    font-size: 11px;
    line-height: 1.55;
    color: var(--sg-el-text-muted);
    opacity: 0.72;
    padding: 8px 10px;
    background: #f8fafc;
    border: 1px solid #eef2f6;
    border-radius: 10px;
    margin-top: 8px;
}

.sg-editor-elderly-ui .sg-img-flow-hint {
    border-left: 3px solid #e4e9f0;
    margin-bottom: 12px;
}

.sg-editor-elderly-ui .sg-img-import-status span {
    font-size: 13px;
    padding: 10px 12px;
}

.sg-editor-elderly-ui .sg-img-row-info {
    font-size: 12px;
    opacity: 0.85;
    padding: 10px 12px;
    margin-top: 10px;
}

/* —— 下拉 / 输入 / 滑块 / 取色 —— */
.sg-editor-elderly-ui .sg-setting-select {
    height: 44px;
    font-size: 15px;
    padding: 0 12px;
    border-radius: 12px;
    border-color: #e4e9f0;
    background: #fafbfd;
}

.sg-editor-elderly-ui .sg-img-seq-range-input,
.sg-editor-elderly-ui .sg-img-time-input {
    min-height: 38px;
    padding: 6px 8px;
    font-size: 14px;
    border-radius: 10px;
    box-sizing: border-box;
}

/* 添加段落区：略大即可 */
.sg-editor-elderly-ui .sg-seq-add-box .sg-img-seq-range-input {
    min-height: 40px;
    font-size: 14px;
    flex: 1;
    min-width: 56px;
    width: auto;
}

/* 段落列表行：字号缩小、框弹性加宽 */
.sg-editor-elderly-ui .sg-img-seq-row {
    gap: 5px;
    padding: 8px 6px;
    flex-wrap: nowrap;
}

.sg-editor-elderly-ui .sg-img-seq-row .sg-img-seq-range-input {
    min-height: 34px;
    font-size: 12px;
    padding: 4px 3px;
    flex: 1 1 0;
    min-width: 0;
    width: auto;
}

.sg-editor-elderly-ui .sg-img-seq-range-meta {
    font-size: 10px;
    min-width: 30px;
    flex-shrink: 0;
}

.sg-editor-elderly-ui .sg-img-seq-row .sg-img-seq-no {
    width: 24px;
    height: 24px;
    min-width: 24px;
    font-size: 11px;
}

.sg-editor-elderly-ui .sg-img-seq-del {
    flex-shrink: 0;
    padding: 0 2px;
    font-size: 15px;
}

/* 打拍明细行：时间框缩小字号、加宽 */
.sg-editor-elderly-ui .sg-img-measure-row {
    gap: 5px;
    padding: 8px 6px;
}

.sg-editor-elderly-ui .sg-img-measure-row .sg-img-time-input {
    min-height: 34px;
    font-size: 12px;
    padding: 4px 4px;
    flex: 1 1 0;
    min-width: 0;
    width: auto;
}

.sg-editor-elderly-ui .sg-img-measure-row .sg-img-measure-no {
    width: 26px;
    height: 26px;
    min-width: 26px;
    font-size: 11px;
    flex-shrink: 0;
}

.sg-editor-elderly-ui .sg-seq-add-box {
    padding: 14px;
    margin-bottom: 10px;
    border-radius: 12px;
    background: var(--sg-el-panel-soft);
}

.sg-editor-elderly-ui .sg-range-wrap input[type="range"] {
    height: 8px;
    border-radius: 999px;
}

.sg-editor-elderly-ui .sg-range-wrap input[type="range"]::-webkit-slider-thumb {
    width: 22px;
    height: 22px;
    border-width: 3px;
    box-shadow: 0 2px 8px rgba(64, 158, 255, 0.35);
}

.sg-editor-elderly-ui .sg-range-wrap input[type="range"]::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border: 3px solid var(--sg-el-accent);
    border-radius: 50%;
    background: #fff;
    cursor: pointer;
}

.sg-editor-elderly-ui .sg-color-input {
    width: 52px;
    height: 40px;
    padding: 4px;
    border-radius: 10px;
    border-color: #e4e9f0;
    cursor: pointer;
}

.sg-editor-elderly-ui .sg-img-setting-row {
    padding: 10px 0;
    font-size: 14px;
}

.sg-editor-elderly-ui .sg-img-setting-row label {
    font-weight: 600;
    color: var(--sg-el-text-secondary);
}

.sg-editor-elderly-ui .sg-img-range-val {
    font-size: 14px;
    min-width: 42px;
}

/* —— 画布区 —— */
.sg-editor-elderly-ui .sg-img-editor-main {
    background: var(--sg-el-canvas-bg);
}

.sg-editor-elderly-ui .sg-img-editor-canvas-wrap {
    margin: 14px 14px 0;
    border-radius: 14px;
    border: 1px solid #e2e6ed;
    background: var(--sg-el-canvas-bg) !important;
    background-image: none !important;
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.04);
}

.sg-editor-elderly-ui .sg-img-editor-stage {
    background-color: #fff;
    background-image:
        linear-gradient(45deg, var(--sg-el-checker-a) 25%, transparent 25%),
        linear-gradient(-45deg, var(--sg-el-checker-a) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, var(--sg-el-checker-a) 75%),
        linear-gradient(-45deg, transparent 75%, var(--sg-el-checker-a) 75%);
    background-size: 24px 24px;
    background-position: 0 0, 0 12px, 12px -12px, -12px 0;
}

/* 空状态 */
.sg-editor-elderly-ui .sg-img-empty {
    min-height: 420px;
    padding: 32px 24px;
    color: var(--sg-el-text-secondary);
}

.sg-editor-elderly-ui .sg-img-empty-icon {
    font-size: 80px;
    margin-bottom: 20px;
    opacity: 0.55;
    line-height: 1;
}

.sg-editor-elderly-ui .sg-img-empty-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--sg-el-text);
    margin: 0 0 10px;
}

.sg-editor-elderly-ui .sg-img-empty-guide {
    font-size: 16px;
    color: var(--sg-el-text-muted);
    margin: 0;
    line-height: 1.65;
    max-width: 360px;
    text-align: center;
}

/* —— 右侧列表 —— */
.sg-editor-elderly-ui .sg-list-panel {
    margin-top: 14px;
    border-radius: 12px;
}

.sg-editor-elderly-ui .sg-list-panel-head {
    font-size: 12px;
    font-weight: 700;
    padding: 10px 14px;
    letter-spacing: 0.04em;
}

.sg-editor-elderly-ui .sg-img-sync-group-label {
    font-size: 14px;
    font-weight: 700;
    padding: 12px 14px;
    margin-bottom: 12px;
}

.sg-editor-elderly-ui .sg-img-measure-row,
.sg-editor-elderly-ui .sg-img-seq-row {
    margin-bottom: 6px;
    font-size: 12px;
}

.sg-editor-elderly-ui .sg-img-empty-text {
    font-size: 14px;
    padding: 28px 14px;
}

/* —— 底部时间轴 —— */
.sg-editor-elderly-ui .sg-img-audio-bar {
    min-height: 68px;
    margin: 10px 14px 0;
    padding: 14px 18px;
    gap: 14px;
    border-radius: 14px;
}

@media (min-width: 769px) {
    .sg-editor-elderly-ui .sg-img-audio-bar {
        flex-direction: row;
        align-items: center;
    }

    .sg-editor-elderly-ui .sg-img-audio-playback,
    .sg-editor-elderly-ui .sg-img-audio-sync {
        display: contents;
    }
}

.sg-editor-elderly-ui .sg-img-audio-play {
    width: 52px;
    height: 52px;
    font-size: 20px;
    flex-shrink: 0;
    box-shadow: 0 4px 14px rgba(64, 158, 255, 0.2);
}

.sg-editor-elderly-ui .sg-img-audio-btn {
    min-height: 44px;
    padding: 10px 16px;
    font-size: 15px;
    border-radius: 12px;
}

.sg-editor-elderly-ui .sg-img-audio-accent {
    min-height: 48px;
    padding: 10px 18px;
    font-size: 16px;
    font-weight: 700;
}

.sg-editor-elderly-ui .sg-img-audio-seek {
    height: 8px;
}

.sg-editor-elderly-ui .sg-img-audio-seek::-webkit-slider-thumb {
    width: 20px;
    height: 20px;
}

.sg-editor-elderly-ui .sg-img-audio-time {
    font-size: 17px;
    font-weight: 600;
    color: var(--sg-el-text);
    min-width: 64px;
}

.sg-editor-elderly-ui .sg-img-sync-hint {
    font-size: 13px;
    max-width: 280px;
    padding: 8px 12px;
}

@media (max-width: 768px) {
    .sg-editor-elderly-ui .sg-img-audio-bar {
        flex-direction: column;
        align-items: stretch;
        min-height: auto;
        padding: 12px 14px;
    }

    .sg-editor-elderly-ui .sg-img-audio-playback,
    .sg-editor-elderly-ui .sg-img-audio-sync {
        display: flex;
    }

    .sg-editor-elderly-ui .sg-img-sync-hint {
        max-width: none;
        font-size: 12px;
    }
}

/* —— 状态栏：精简排版 —— */
.sg-editor-elderly-ui .sg-img-statusbar {
    min-height: 40px;
    height: auto;
    margin: 10px 14px 14px;
    padding: 8px 16px;
}

.sg-editor-elderly-ui .sg-status-left {
    gap: 18px;
    flex-wrap: wrap;
}

.sg-editor-elderly-ui .sg-status-item {
    display: inline-flex;
    align-items: baseline;
    gap: 6px;
    font-size: 13px;
}

.sg-editor-elderly-ui .sg-status-label {
    color: var(--sg-el-text-muted);
    font-weight: 500;
}

.sg-editor-elderly-ui .sg-status-value {
    color: var(--sg-el-text);
    font-size: 16px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.sg-editor-elderly-ui .sg-status-divider {
    display: none;
}

/* —— 顶栏按钮略放大 —— */
.sg-editor-elderly-ui .sg-tool-btn,
.sg-editor-elderly-ui .sg-header-btn {
    min-height: 40px;
    padding: 8px 14px;
    font-size: 14px;
}

.sg-editor-elderly-ui .sg-editor-title-input {
    font-size: 17px;
}

.sg-editor-elderly-ui .sg-img-editor-sidebar-right {
    width: 304px;
}

@media (max-width: 1200px) {
    .sg-editor-elderly-ui .sg-img-editor-sidebar {
        width: 280px;
    }

    .sg-editor-elderly-ui .sg-img-editor-sidebar-right {
        width: 288px;
    }
}

/* 手机 / 平板：编辑器中老年 UI 字号与热区紧凑化 */
@media (max-width: 992px) {
    .sg-editor-elderly-ui {
        --sg-el-touch: 38px;
        --sg-el-gap: 10px;
    }

    .sg-editor-elderly-ui .sg-sidebar-scroll {
        padding: 10px 8px 16px;
    }

    .sg-editor-elderly-ui .sg-sidebar-panel {
        margin-bottom: 10px;
        border-radius: 12px;
    }

    .sg-editor-elderly-ui .sg-sidebar-panel-head {
        padding: 8px 10px;
    }

    .sg-editor-elderly-ui .sg-sidebar-panel-title {
        font-size: 13px;
    }

    .sg-editor-elderly-ui .sg-step-badge {
        width: 22px;
        height: 22px;
        font-size: 11px;
    }

    .sg-editor-elderly-ui .sg-sidebar-panel-body {
        padding: 10px;
    }

    .sg-editor-elderly-ui .sg-img-tool-btn {
        min-height: 36px;
        padding: 7px 10px;
        font-size: 12px;
        margin-bottom: 6px;
        border-radius: 8px;
    }

    .sg-editor-elderly-ui .sg-img-tool-btn .sg-btn-icon {
        font-size: 15px;
    }

    .sg-editor-elderly-ui .sg-img-tool-btn.sg-img-tool-primary {
        min-height: 40px;
        font-size: 13px;
    }

    .sg-editor-elderly-ui #btnAddSeqRange {
        min-height: 42px;
        font-size: 14px;
    }

    .sg-editor-elderly-ui .sg-tool-grid .sg-img-tool-btn {
        min-height: 52px;
        padding: 8px 6px;
    }

    .sg-editor-elderly-ui .sg-tool-grid .sg-tool-icon {
        font-size: 20px;
    }

    .sg-editor-elderly-ui .sg-tool-grid .sg-tool-label {
        font-size: 11px;
    }

    .sg-editor-elderly-ui .sg-setting-select {
        height: 36px;
        font-size: 13px;
    }

    .sg-editor-elderly-ui .sg-img-seq-range-input,
    .sg-editor-elderly-ui .sg-img-time-input {
        min-height: 32px;
        font-size: 12px;
    }

    .sg-editor-elderly-ui .sg-img-audio-play {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .sg-editor-elderly-ui .sg-img-audio-btn {
        min-height: 36px;
        padding: 8px 12px;
        font-size: 13px;
    }

    .sg-editor-elderly-ui .sg-img-audio-accent {
        min-height: 38px;
        font-size: 13px;
    }

    .sg-editor-elderly-ui .sg-img-audio-time {
        font-size: 13px;
        min-width: 52px;
    }

    .sg-editor-elderly-ui .sg-editor-title-input {
        font-size: 14px;
    }

    .sg-editor-elderly-ui .sg-tool-btn,
    .sg-editor-elderly-ui .sg-header-btn {
        min-height: 34px;
        padding: 6px 10px;
        font-size: 12px;
    }

    .sg-editor-elderly-ui .sg-status-value {
        font-size: 13px;
    }

    .sg-editor-elderly-ui .sg-status-item {
        font-size: 11px;
    }

    .sg-editor-elderly-ui .sg-img-empty-title {
        font-size: 16px;
    }

    .sg-editor-elderly-ui .sg-img-empty-guide {
        font-size: 13px;
    }
}