/* 在线尺子测量插件样式 */
:root {
    --primary-color: #3a86ff; 
    --light-primary-color: #eaf2ff;
    --border-color: #dee2e6; 
    --bg-color: #f8f9fa;
    --text-color: #212529; 
    --text-muted-color: #6c757d;
    --success-color: #2ecc71;
}

/* 防止用户选择文本 */
.online-ruler-container {
    -webkit-user-select: none; 
    -moz-user-select: none; 
    -ms-user-select: none; 
    user-select: none; 
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    margin: 20px 0;
}

/* 尺子区域样式 */
.ruler-area { 
    position: relative; 
    width: 100%; 
    min-width: 1200px;
    height: 90px;
    overflow-x: auto;
    overflow-y: hidden; 
    border: 1px solid var(--border-color); 
    background-color: #fff; 
    border-radius: 8px; 
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

/* 全屏模式下的尺子区域样式 */
.ruler-area:fullscreen {
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f8f9fa;
    height: 100vh !important;
    width: 100vw !important;
    overflow: auto;
}

.ruler-area:fullscreen #ruler-svg {
    max-width: 100%;
    height: auto;
    min-height: 120px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    background-color: #fff;
    border-radius: 8px;
}

/* 垂直模式下的全屏样式 */
.ruler-area.ruler-vertical:fullscreen {
    flex-direction: column;
}

.ruler-area.ruler-vertical:fullscreen #ruler-svg {
    max-height: 100%;
    width: auto;
    min-width: 120px;
}

/* 全屏模式下的校准器样式 */
.ruler-area:fullscreen #calibrator {
    height: 120px;
}

/* 全屏模式下的控制按钮样式 - 已移至尺子外部，不再需要 */

#ruler-svg { 
    display: block; 
    background-color: #fff; 
}

/* 外部控制按钮区域 */
.ruler-controls-outside {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

/* 全屏和横竖切换按钮样式 */
#fullscreen-btn, #orientation-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 15px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

#fullscreen-btn:hover, #orientation-btn:hover {
    background-color: #1c6eeb;
}

#fullscreen-btn svg, #orientation-btn svg {
    width: 18px;
    height: 18px;
}

/* 校准器样式 */
#calibrator {
    position: absolute; 
    top: 0; 
    left: 0; 
    height: 90px;
    background-color: rgba(58, 134, 255, 0.1);
    border-left: 2px solid var(--primary-color); 
    border-right: 2px solid var(--primary-color);
    display: flex; 
    align-items: center; 
    justify-content: flex-end;
    transition: all 0.2s ease-in-out;
    z-index: 5;
}

/* 垂直模式下的校准器样式 */
.ruler-vertical #calibrator {
    width: 100%;
    height: 85.6px; /* 默认为信用卡宽度 */
    border-right: none;
    border-bottom: 2px dashed var(--primary-color);
    justify-content: center;
    align-items: flex-end;
}

#drag-handle { 
    width: 18px; 
    height: 100%; 
    background-color: var(--primary-color); 
    cursor: ew-resize; 
    position: relative; 
}

#drag-handle::after { 
    content: '↔'; 
    color: white; 
    position: absolute; 
    top: 50%; 
    left: 50%; 
    transform: translate(-50%, -50%); 
    font-size: 14px; 
    text-shadow: 0 1px 2px rgba(0,0,0,0.2); 
}

/* 垂直模式下的拖动把手样式 */
.ruler-vertical #drag-handle {
    width: 40px;
    height: 20px;
    right: auto;
    bottom: -20px;
    top: auto;
    left: calc(50% - 20px);
    border-radius: 0 0 4px 4px;
    cursor: ns-resize;
}

.ruler-vertical #drag-handle::before {
    content: '↕';
}

#calibrator-label {
    position: absolute; 
    top: 50%; 
    left: 50%; 
    transform: translate(-50%, -50%);
    background-color: rgba(255,255,255,0.85); 
    backdrop-filter: blur(2px);
    padding: 4px 10px; 
    border-radius: 15px; 
    font-size: 12px;
    white-space: nowrap; 
    color: var(--text-color);
    pointer-events: none; 
    border: 1px solid var(--border-color);
}

/* 垂直模式下的校准器标签样式 */
.ruler-vertical #calibrator-label {
    transform: translate(-50%, -50%) rotate(-90deg);
}

/* 控制面板样式 */
.ruler-controls { 
    border: 1px solid var(--border-color); 
    margin-top: 25px; 
    border-radius: 8px; 
    font-size: 14px; 
    background: #fff; 
    box-shadow: 0 2px 8px rgba(0,0,0,0.05); 
}

/* 选项卡按钮样式 */
.tab-buttons { 
    display: flex; 
    background-color: var(--bg-color); 
    border-top-left-radius: 8px; 
    border-top-right-radius: 8px; 
    padding: 5px; 
}

.tab-button {
    flex: 1; 
    padding: 10px 15px; 
    cursor: pointer; 
    border: none;
    background-color: transparent; 
    border-radius: 6px;
    font-weight: 500; 
    color: var(--text-muted-color);
    transition: all 0.2s ease-in-out; 
    text-align: center;
}

.tab-button.active { 
    background-color: var(--primary-color); 
    color: white; 
    font-weight: 600; 
    box-shadow: 0 2px 5px rgba(58, 134, 255, 0.3); 
}

/* 选项卡面板样式 */
.tab-panel { 
    display: none; 
    padding: 20px; 
}

.tab-panel.active { 
    display: block; 
}

.tab-panel p { 
    color: var(--text-muted-color); 
    line-height: 1.6; 
    margin-bottom: 15px;
}

/* 控制组样式 */
.control-group { 
    margin-bottom: 18px; 
    display: flex; 
    flex-wrap: wrap; 
    align-items: center; 
    gap: 12px; 
}

.control-group label { 
    font-weight: 500; 
    color: var(--text-color); 
}

/* 输入框和选择框样式 */
.ruler-controls input[type="number"], 
.ruler-controls select {
    padding: 8px 12px; 
    border: 1px solid var(--border-color); 
    border-radius: 6px; 
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.ruler-controls input[type="number"]:focus, 
.ruler-controls select:focus { 
    outline: none; 
    border-color: var(--primary-color); 
    box-shadow: 0 0 0 3px var(--light-primary-color); 
}

.ruler-controls input[type="number"] { 
    width: 100px; 
}

/* 按钮样式 */
.ruler-controls button { 
    padding: 8px 15px; 
    border: 1px solid var(--border-color); 
    background-color: #fff; 
    cursor: pointer; 
    border-radius: 6px; 
    font-weight: 500; 
    transition: all 0.2s; 
}

.ruler-controls button:hover { 
    background-color: var(--bg-color); 
    border-color: #adb5bd; 
}

.ruler-controls button.primary { 
    background-color: var(--primary-color); 
    color: white; 
    border-color: var(--primary-color); 
    font-weight: 600; 
}

.ruler-controls button.primary:hover { 
    background-color: #1c6eeb; 
    border-color: #1c6eeb; 
}

.ruler-controls .secondary { 
    background-color: var(--light-primary-color); 
    color: var(--primary-color); 
    border-color: transparent; 
}

.ruler-controls .secondary:hover { 
    background-color: #d1e2ff; 
}

/* 信息显示区域样式 */
#info-display { 
    color: var(--text-muted-color); 
    padding: 15px 20px; 
    border-top: 1px solid var(--border-color); 
    font-size: 13px; 
}

#info-display strong { 
    color: var(--primary-color); 
}

/* 工具介绍样式 */
.tool-introduction { 
    padding: 20px 0; 
}

.tool-introduction h3 {
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--text-color);
}

.tool-introduction h4 {
    margin-top: 20px;
    margin-bottom: 10px;
    color: var(--text-color);
}

.tool-introduction p,
.tool-introduction ol,
.tool-introduction ul {
    color: var(--text-muted-color);
    line-height: 1.6;
    margin-bottom: 15px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .control-group {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .tab-button {
        padding: 8px 10px;
        font-size: 13px;
    }
    
    .tab-panel {
        padding: 15px;
    }
    
    #calibrator-label {
        font-size: 11px;
        padding: 3px 8px;
    }
}