/* 主容器布局 */

/* 主容器 - 卡片化布局 */
.main-container {
    display: grid;
    grid-template-columns: 480px 1fr;
    height: calc(100vh - 64px);
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-primary);
}

/* 左侧输入区 - 科技感发光边框 */
.input-panel {
    background: var(--card-bg);
    border: 1px solid rgba(68, 147, 248, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    box-shadow:
        var(--shadow-card),
        0 0 20px rgba(68, 147, 248, 0.1),
        inset 0 0 60px rgba(68, 147, 248, 0.03);
    transition: all 0.3s ease;
    position: relative;
}

.input-panel::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    border-radius: var(--radius-lg);
    background: linear-gradient(
        135deg,
        rgba(68, 147, 248, 0.3) 0%,
        rgba(68, 147, 248, 0.1) 50%,
        rgba(68, 147, 248, 0.3) 100%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: -1;
}

.input-panel:hover {
    border-color: rgba(68, 147, 248, 0.4);
    box-shadow:
        var(--shadow-md),
        0 0 30px rgba(68, 147, 248, 0.2),
        inset 0 0 60px rgba(68, 147, 248, 0.05);
}

.input-panel:hover::before {
    opacity: 1;
}

/* 滚动条样式 - 完全隐藏但保留滚动功能 */
.input-panel::-webkit-scrollbar,
.output-panel::-webkit-scrollbar {
    display: none; /* 隐藏滚动条 */
}

/* Firefox 隐藏滚动条 */
.input-panel,
.output-panel {
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE 10+ */
}

/* 平滑滚动 */
.input-panel,
.output-panel {
    scroll-behavior: smooth;
}

.panel-header {
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-md);
    border-bottom: none; /* 移除分割线 */
    display: none; /* 隐藏整个标题区域 */
}

.panel-title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.panel-subtitle {
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.mode-description {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: rgba(var(--primary-rgb), 0.05);
    border-radius: var(--border-radius-md);
    border-left: 3px solid var(--primary);
}

.panel-content {
    padding: var(--spacing-lg);
    flex: 1;
}

/* 右侧输出区 - 科技感发光边框 */
.output-panel {
    background: var(--card-bg);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    box-shadow:
        var(--shadow-card),
        0 0 20px rgba(212, 175, 55, 0.1),
        inset 0 0 60px rgba(212, 175, 55, 0.03);
    transition: all 0.3s ease;
    position: relative;
}

.output-panel::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    border-radius: var(--radius-lg);
    background: linear-gradient(
        135deg,
        rgba(212, 175, 55, 0.3) 0%,
        rgba(212, 175, 55, 0.1) 50%,
        rgba(212, 175, 55, 0.3) 100%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: -1;
}

.output-panel:hover {
    border-color: rgba(212, 175, 55, 0.4);
    box-shadow:
        var(--shadow-md),
        0 0 30px rgba(212, 175, 55, 0.2),
        inset 0 0 60px rgba(212, 175, 55, 0.05);
}

.output-panel:hover::before {
    opacity: 1;
}

.output-header {
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-md);
    border-bottom: none; /* 移除分割线 */
    display: none; /* 隐藏整个标题区域 */
}

.output-title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.output-subtitle {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.output-content {
    flex: 1;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    overflow-y: auto;
}

/* 空状态样式 - 精美专业版 */
.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 3rem 2rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 500px;
}

/* 粒子动画图标 */
.empty-state-icon-wrapper {
    margin-bottom: 2rem;
}

.particle-icon {
    position: relative;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.particle-icon .main-icon {
    width: 48px;
    height: 48px;
    color: var(--accent-gold);
    filter: drop-shadow(0 0 12px rgba(212, 175, 55, 0.5));
    z-index: 2;
    position: relative;
}

/* 漂浮粒子 */
.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-primary));
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(212, 175, 55, 0.6);
    animation: float 3s ease-in-out infinite;
}

.particle.p1 {
    top: 10%;
    left: 20%;
    animation-delay: 0s;
}

.particle.p2 {
    top: 20%;
    right: 15%;
    animation-delay: 0.6s;
}

.particle.p3 {
    bottom: 15%;
    left: 15%;
    animation-delay: 1.2s;
}

.particle.p4 {
    bottom: 20%;
    right: 20%;
    animation-delay: 1.8s;
}

.particle.p5 {
    top: 50%;
    left: 5%;
    animation-delay: 2.4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-15px) scale(1.2);
        opacity: 1;
    }
}

/* 空状态内容区 */
.empty-state-content {
    max-width: 500px;
    width: 100%;
}

.empty-state-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.empty-state-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* 功能卡片组 */
.feature-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.feature-card {
    background: linear-gradient(135deg, rgba(68, 147, 248, 0.05), rgba(212, 175, 55, 0.05));
    border: 1px solid rgba(68, 147, 248, 0.2);
    border-radius: 12px;
    padding: 1.25rem 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(68, 147, 248, 0.4);
    box-shadow: 0 8px 20px rgba(68, 147, 248, 0.15);
}

.feature-icon {
    width: 28px;
    height: 28px;
    color: var(--accent-primary);
    margin-bottom: 0.25rem;
}

.feature-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.feature-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* CTA 按钮 */
.empty-cta-btn {
    width: 100%;
    max-width: 300px;
    padding: 0.875rem 1.5rem;
    background: linear-gradient(135deg, var(--accent-gold), #c4a037);
    color: var(--bg-primary);
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: 0 auto 1.5rem;
}

.empty-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.5);
}

.empty-cta-btn:active {
    transform: translateY(0);
}

/* 提示文字 */
.empty-state-tip {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* 引导箭头 */
.guide-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(68, 147, 248, 0.05);
    border-radius: 10px;
}

.guide-arrow {
    font-size: 2rem;
    color: var(--accent-primary);
    animation: slideLeft 1.5s ease-in-out infinite;
}

@keyframes slideLeft {
    0%, 100% {
        transform: translateX(0);
        opacity: 0.6;
    }
    50% {
        transform: translateX(-10px);
        opacity: 1;
    }
}

.guide-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0;
}

/* 快速指南 */
.quick-guide {
    background: var(--bg-tertiary);
    border-left: 3px solid var(--accent-gold);
    border-radius: 8px;
    padding: 1.25rem 1.5rem;
    text-align: left;
}

.quick-guide-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.quick-guide-list {
    margin: 0;
    padding-left: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.8;
}

.quick-guide-list li {
    margin-bottom: 0.5rem;
}

.quick-guide-list li:last-child {
    margin-bottom: 0;
}

/* 加载指示器 */
.loading-indicator {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
}

.loading-indicator.active {
    display: flex;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--bg-tertiary);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* 结果展示 */
.result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    width: 100%;
}

.result-item {
    background: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
}

.result-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.result-image {
    width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 12px 12px 0 0;
}

.result-info {
    padding: 1rem;
}

.result-description {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.result-actions {
    display: flex;
    gap: 0.5rem;
}

.action-btn {
    flex: 1;
    padding: 0.5rem;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}

.action-btn:hover {
    background: var(--bg-input);
    border-color: var(--accent-primary);
}

/* 信息提示框 */
.info-box {
    background: var(--bg-tertiary);
    border-left: 4px solid var(--accent-primary);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.info-box-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
}

.info-box-content {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.info-box-content ul {
    margin: 0.5rem 0;
    padding-left: 1.5rem;
}

.info-box-content li {
    margin: 0.25rem 0;
}

/* 历史记录列表样式 */
.history-list {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* 隐藏元素 */
.hidden {
    display: none !important;
}

/* 模式内容区域 */
.mode-content {
    display: none;
}

.mode-content.active {
    display: block;
}