:root {
    --primary-color: #007bff;
    --primary-hover: #0056b3;
    --success-color: #28a745;
    --error-color: #dc3545;
    --warning-color: #ff9800;
    --info-color: #2196f3;
    --text-color: #333;
    --text-light: #666;
    --bg-color: #f8f9fa;
    --border-color: #ddd;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
}

.container {
    display: flex;
    min-height: 100vh;
    min-width: 0;
    width: 90%;
    margin: 0 auto;
    padding: 20px;
    gap: 20px;
}

.card {
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.history-panel {
    width: 300px;
}

.main-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.task-list {
    margin-top: 10px;
    max-height: calc(100vh - 160px);
    overflow-y: auto;
    overflow-x: hidden;
}

.task-container {
    @extend .card;
    width: 100%;
    max-width: 100%;
    position: relative;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: auto;
    height: 100%;
}

.welcome-message {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--text-light);
    background: white;
    z-index: 1;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    width: 100%;
    height: 100%;
}

.welcome-message h1 {
    font-size: 2rem;
    margin-bottom: 10px;
    color: var(--text-color);
}

.input-container {
    @extend .card;
    display: flex;
    gap: 10px;
}

#prompt-input {
    flex: 1;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

button {
    padding: 12px 24px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.2s;
}

button:hover {
    background-color: var(--primary-hover);
}

.task-item {
    padding: 10px;
    margin-bottom: 10px;
    background-color: #f8f9fa;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.task-item:hover {
    background-color: #e9ecef;
}

.task-item.active {
    background-color: var(--primary-color);
    color: white;
}

#input-container.bottom {
    margin-top: auto;
}

.task-card {
    background: #fff;
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.task-card:hover {
    transform: translateX(5px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.status-pending {
    color: var(--text-light);
}

.status-running {
    color: var(--primary-color);
}

.status-completed {
    color: var(--success-color);
}

.status-failed {
    color: var(--error-color);
}

.step-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    max-width: 100%;
    overflow-x: hidden;
}

.step-item {
    padding: 15px;
    background: white;
    border-radius: 8px;
    width: 100%;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    margin-bottom: 10px;
    opacity: 1;
    transform: none;
}

.step-item .log-line:not(.result) {
    opacity: 0.7;
    color: #666;
    font-size: 0.9em;
}

.step-item .log-line.result {
    opacity: 1;
    color: #333;
    font-size: 1em;
    background: #e8f5e9;
    border-left: 4px solid #4caf50;
    padding: 10px;
    border-radius: 4px;
}

.step-item.show {
    opacity: 1;
    transform: none;
}

.log-line {
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.log-line.think,
.step-item pre.think {
    background: var(--info-color-light);
    border-left: 4px solid var(--info-color);
}

.log-line.tool,
.step-item pre.tool {
    background: var(--warning-color-light);
    border-left: 4px solid var(--warning-color);
}

.log-line.result,
.step-item pre.result {
    background: var(--success-color-light);
    border-left: 4px solid var(--success-color);
}

.log-line.error,
.step-item pre.error {
    background: var(--error-color-light);
    border-left: 4px solid var(--error-color);
}

.log-line.info,
.step-item pre.info {
    background: var(--bg-color);
    border-left: 4px solid var(--text-light);
}

.log-prefix {
    font-weight: bold;
    white-space: nowrap;
    margin-bottom: 5px;
    color: #666;
}

.step-item pre {
    padding: 10px;
    border-radius: 4px;
    margin-left: 20px;
    overflow-x: hidden;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    line-height: 1.4;
    white-space: pre-wrap;
    word-wrap: break-word;
    word-break: break-all;
    max-width: 100%;
    color: var(--text-color);
    background: var(--bg-color);

    &.log {
        background: var(--bg-color);
        border-left: 4px solid var(--text-light);
    }
    &.think {
        background: var(--info-color-light);
        border-left: 4px solid var(--info-color);
    }
    &.tool {
        background: var(--warning-color-light);
        border-left: 4px solid var(--warning-color);
    }
    &.result {
        background: var(--success-color-light);
        border-left: 4px solid var(--success-color);
    }
}

/* Step division line style */
.step-divider {
    display: flex;
    align-items: center;
    width: 100%;
    margin: 15px 0;
    position: relative;
}

.step-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2em;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    z-index: 2;
    flex-shrink: 0;
}

/* File interaction style */
.file-interaction {
    margin-top: 15px;
    padding: 10px;
    border-radius: 6px;
    background-color: #f5f7fa;
    border: 1px solid var(--border-color);
}

.download-link {
    display: inline-block;
    padding: 8px 16px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-size: 0.9em;
    transition: background-color 0.2s;
}

.download-link:hover {
    background-color: var(--primary-hover);
}

.preview-image {
    max-width: 100%;
    max-height: 200px;
    margin-bottom: 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: transform 0.2s;
}

.preview-image:hover {
    transform: scale(1.02);
}

.audio-player {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.audio-player audio {
    width: 100%;
    margin-bottom: 10px;
}

.run-button {
    display: inline-block;
    padding: 8px 16px;
    background-color: var(--success-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9em;
    margin-right: 10px;
    transition: background-color 0.2s;
}

.run-button:hover {
    background-color: #218838;
}

/* Full screen image modal box */
.image-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.image-modal.active {
    display: flex;
}

.modal-content {
    max-width: 90%;
    max-height: 90%;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 30px;
    cursor: pointer;
}

/* Python runs simulation modal boxes */
.python-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.python-modal.active {
    display: flex;
}

.python-console {
    width: 80%;
    height: 80%;
    background-color: #1e1e1e;
    color: #f8f8f8;
    border-radius: 8px;
    padding: 15px;
    font-family: 'Courier New', monospace;
    overflow: auto;
}

.python-output {
    white-space: pre-wrap;
    line-height: 1.5;
}

.step-line {
    flex-grow: 1;
    height: 2px;
    background-color: var(--border-color);
    margin-left: 10px;
}

.step-info {
    margin-left: 15px;
    font-weight: bold;
    color: var(--text-light);
    font-size: 0.9em;
}

.step-item strong {
    display: block;
    margin-bottom: 8px;
    color: #007bff;
    font-size: 0.9em;
}

.step-item div {
    color: #444;
    line-height: 1.6;
}

.loading {
    padding: 15px;
    color: #666;
    text-align: center;
}

.ping {
    color: #ccc;
    text-align: center;
    margin: 5px 0;
}

.error {
    color: #dc3545;
    padding: 10px;
    background: #ffe6e6;
    border-radius: 4px;
    margin: 10px 0;
}

.complete {
    color: #28a745;
    padding: 10px;
    background: #e6ffe6;
    border-radius: 4px;
    margin: 10px 0;
}

pre {
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
}

.complete pre {
    max-width: 100%;
    white-space: pre-wrap;
    word-break: break-word;
}