body { font-family: 'Segoe UI', Arial, sans-serif; margin: 0; padding: 0; background: linear-gradient(135deg, #f4f6fa 0%, #e9f0f9 100%); }
.step-image { 
    max-width: 100%; 
    border: none; 
    border-radius: 8px; 
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: all 0.3s;
}
.container { max-width: 950px; margin: 40px auto; background: #fff; border-radius: 14px; box-shadow: 0 10px 30px rgba(0,0,0,0.12); padding: 36px 44px; }
h1 { font-size: 2.4em; margin-bottom: 14px; color: #1a237e; position: relative; }
h1:after { content: ''; display: block; width: 70px; height: 4px; background: linear-gradient(90deg, #007bff, #00c6ff); margin: 12px 0 0; border-radius: 2px; }
h2 { color: #0056b3; margin-top: 36px; font-size: 1.6em; font-weight: 600; }
.back-link {
    margin-bottom: 28px;
    display: inline-block;
    color: #fff;
    background: linear-gradient(135deg, #007bff, #0056b3);
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1em;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0,123,255,0.18);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}
.back-link:before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(255,255,255,0.2), rgba(255,255,255,0));
    transition: all 0.5s;
}
.back-link:hover {
    background: linear-gradient(135deg, #0056b3, #0078d7);
    color: #fff;
    box-shadow: 0 6px 18px rgba(0,123,255,0.28);
    transform: translateY(-2px);
}
.back-link:hover:before {
    left: 100%;
}
.btn { padding: 10px 22px; background: linear-gradient(135deg, #007bff, #0056b3); color: #fff; border: none; border-radius: 6px; cursor: pointer; font-weight: 500; transition: all 0.3s; box-shadow: 0 3px 10px rgba(0,123,255,0.2); }
.btn:hover { background: linear-gradient(135deg, #0056b3, #0078d7); transform: translateY(-2px); box-shadow: 0 5px 15px rgba(0,123,255,0.4); }
.refresh-btn { float: right; margin-top: 10px; }
.task-info { margin-bottom: 42px; }
.task-info dl { display: grid; grid-template-columns: 180px 1fr; grid-gap: 16px; background: linear-gradient(135deg, #f8f9fb, #f1f5fa); border-radius: 10px; padding: 22px 28px; box-shadow: 0 3px 15px rgba(0,0,0,0.04); }
.task-info dt { font-weight: 600; color: #1a237e; position: relative; }
.task-info dt:after { content: ':'; position: absolute; right: 10px; color: #bbb; }
.task-info dd { color: #333; font-size: 1.05em; }
.task-steps { margin-top: 42px; }
.step-card { 
    border: none; 
    background: #fafdff;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08); 
    margin-bottom: 25px; 
    border-radius: 10px; 
    overflow: hidden; 
    transition: all 0.3s;
    padding: 22px 26px; 
    margin-bottom: 24px; 
    border-radius: 10px; 
    box-shadow: 0 6px 18px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.step-intent {
    padding: 10px 20px;
    background: #f0f7ff;
    border-left: 4px solid #4285f4;
    margin: 10px 20px;
    font-size: 0.95em;
    line-height: 1.5;
    color: #333;
}
.exit-condition {
    background: #fff8e1;
    padding: 8px 12px;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    border-left: 3px solid #ffa000;
}

.step-card:hover { 
    box-shadow: 0 10px 30px rgba(0,123,255,0.1); 
    transform: translateY(-3px);
}

.step-header { display: flex; justify-content: space-between; margin-bottom: 12px; align-items: center; }
.step-title { font-weight: 600; color: #1a237e; font-size: 1.1em; }
.step-time { color: #6c757d; font-size: 0.92em; }
pre { 
    background: linear-gradient(135deg, #f3f6fa, #edf1f7); 
    padding: 16px; 
    border-radius: 8px; 
    overflow-x: auto; 
    font-size: 1em;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.05);
    border-left: 3px solid rgba(0,123,255,0.3);
}
.step-image { 
    margin-top: 18px; 
    max-width: 100%; 
    border: none; 
    border-radius: 8px; 
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: all 0.3s;
}

.no-steps { 
    color: #8492a6; 
    font-style: italic; 
    text-align: center; 
    margin: 36px 0; 
    font-size: 1.15em;
    padding: 30px;
    background: #f8fafc;
    border-radius: 10px;
    border: 1px dashed #c0cfdf;
}
.fab {
    position: fixed;
    z-index: 1000;
    right: 36px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    box-shadow: 0 6px 24px rgba(0,0,0,0.18);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6em;
    font-weight: bold;
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: #fff;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
}
.fab:hover {
    background: linear-gradient(135deg, #0056b3, #007bff);
    box-shadow: 0 8px 32px rgba(0,123,255,0.28);
    transform: translateY(-3px) rotate(360deg);
}
.task-id {
    font-size: 0.5em;
    background: linear-gradient(135deg, #e3f2fd, #bbdefb);
    color: #0d47a1;
    padding: 5px 12px;
    border-radius: 20px;
    font-weight: normal;
    vertical-align: middle;
    margin-left: 10px;
}

.status {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    font-weight: 600;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
    width: fit-content;
    white-space: nowrap;
}

.status-not-started { background: linear-gradient(135deg, #f0f0f0, #e6e6e6); color: #555; }
.status-preparing, .status-initializing { background: linear-gradient(135deg, #fff7e0, #ffe8a3); color: #8a6d00; }
.status-running { background: linear-gradient(135deg, #e3f2fd, #bbdefb); color: #0d47a1; }
.status-done, .status-done-message-exit, .status-done-max-steps, .status-done-thought-exit { background: linear-gradient(135deg, #e8f5e9, #c8e6c9); color: #1b5e20; }
.status-error { background: linear-gradient(135deg, #ffebee, #ffcdd2); color: #b71c1c; }

.step-intent {
    padding: 10px 20px;
    background: #f0f7ff;
    border-left: 4px solid #4285f4;
    margin: 10px 0;
    font-size: 0.95em;
    line-height: 1.5;
    color: #333;
}

.exit-condition {
    background: #fff8e1;
    padding: 8px 12px;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    border-left: 3px solid #ffa000;
    position: relative;
}

.exit-message {
    background: #e8f5e9;
    padding: 12px 16px;
    border-radius: 6px;
    font-family: 'Segoe UI', Arial, sans-serif;
    font-size: 1em;
    border-left: 3px solid #4caf50;
    position: relative;
    line-height: 1.5;
    color: #1b5e20;
    margin-top: 4px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.exit-condition-help {
    margin-top: 8px;
    font-family: 'Segoe UI', Arial, sans-serif;
    font-size: 0.85em;
    color: #666;
    background: #f5f5f5;
    padding: 6px 10px;
    border-radius: 4px;
    border-left: 2px solid #9e9e9e;
}

/* 工具提示样式 */
.tooltip {
    position: relative;
    display: inline-block;
    margin-left: 8px;
    cursor: help;
}

.tooltip .tooltip-text {
    visibility: hidden;
    min-width: 200px;
    max-width: 500px;
    width: max-content;
    background-color: #333;
    color: #fff;
    text-align: left;
    border-radius: 6px;
    padding: 10px 12px;
    position: absolute;
    z-index: 10;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s;
    font-weight: normal;
    font-size: 0.85em;
    white-space: normal;
    word-wrap: break-word;
    line-height: 1.4;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.tooltip .tooltip-text::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: #333 transparent transparent transparent;
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* 移动设备上的工具提示调整 */
@media (max-width: 768px) {
    .tooltip .tooltip-text {
        width: auto;
        max-width: 250px;
        left: auto;
        right: 0;
        transform: none;
    }
    
    .tooltip .tooltip-text::after {
        left: auto;
        right: 10px;
    }
    
    .container {
        margin: 20px;
        padding: 20px;
        max-width: calc(100% - 40px);
    }
    
    h1 {
        font-size: 1.8em;
    }
    
    .task-info dl {
        grid-template-columns: 1fr;
        grid-gap: 8px;
    }
    
    .task-info dt {
        border-bottom: 1px solid #eee;
        padding-bottom: 5px;
    }
    
    .task-info dt:after {
        display: none;
    }
    
    pre {
        font-size: 0.85em;
        overflow-x: auto;
        padding: 10px;
    }
    
    .step-card {
        padding: 15px;
    }
    
    .step-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .step-time {
        margin-top: 5px;
    }
    
    .fab {
        width: 50px;
        height: 50px;
        right: 20px;
        bottom: 20px;
        font-size: 1.3em;
    }
    
    .back-link {
        padding: 8px 16px;
        font-size: 0.95em;
    }
}

/* Extra small devices */
@media (max-width: 400px) {
    .container {
        margin: 10px;
        padding: 15px;
    }
    
    h1 {
        font-size: 1.5em;
    }
    
    h2 {
        font-size: 1.3em;
    }
    
    .step-card {
        padding: 12px;
    }
}

/* 进度条样式 */
.progress-bar {
    height: 12px;
    background-color: #eef2f7;
    border-radius: 6px;
    margin: 10px 0;
    overflow: hidden;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 300px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #007bff, #00c6ff);
    width: 0%;
    transition: width 0.6s ease;
}

.progress-percentage {
    text-align: right;
    font-size: 0.85em;
    color: #6c757d;
    margin-top: 4px;
    font-weight: normal;
}

/* Video player styles */
.video-player {
    margin: 15px 0;
    background: #f8f9fa;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.video-player video {
    display: block;
    max-width: 100%;
    border-radius: 6px;
    background: #000;
}

.video-status {
    padding: 10px;
    text-align: center;
    color: #666;
    font-style: italic;
    background: rgba(0,0,0,0.03);
    border-top: 1px solid rgba(0,0,0,0.05);
}

.video-error {
    color: #dc3545;
}

.video-success {
    color: #28a745;
}