/* ========================================
   零代码量化回测平台 - 增强版UI样式
   现代化设计 + 流畅动画 + 暗色模式
   ======================================== */

/* CSS Variables - 支持亮色/暗色模式 */
:root {
    /* 主色调 */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --primary-alpha: rgba(99, 102, 241, 0.1);
    
    /* 功能色 */
    --success: #10b981;
    --success-light: #34d399;
    --success-alpha: rgba(16, 185, 129, 0.1);
    --warning: #f59e0b;
    --warning-light: #fbbf24;
    --warning-alpha: rgba(245, 158, 11, 0.1);
    --danger: #ef4444;
    --danger-light: #f87171;
    --danger-alpha: rgba(239, 68, 68, 0.1);
    --info: #3b82f6;
    --info-alpha: rgba(59, 130, 246, 0.1);
    
    /* 中性色 - 亮色模式 */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-elevated: #ffffff;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #94a3b8;
    --text-muted: #64748b;
    
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    
    /* 阴影 */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px -1px rgba(0, 0, 0, 0.03);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
    
    /* 圆角 */
    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius: 10px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* 动画 */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* 玻璃效果 */
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-blur: blur(20px) saturate(180%);
}

/* 暗色模式 */
[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-elevated: #1e293b;
    
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-tertiary: #64748b;
    --text-muted: #94a3b8;
    
    --border-color: #334155;
    --border-light: #1e293b;
    
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.4);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.25);
    
    --glass-bg: rgba(30, 41, 59, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
}

/* ========================================
   基础重置与全局样式
   ======================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-attachment: fixed;
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: var(--text-tertiary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* 选中文字样式 */
::selection {
    background: var(--primary-alpha);
    color: var(--primary-dark);
}

/* ========================================
   容器与布局
   ======================================== */

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 24px;
    min-height: 100vh;
}

/* ========================================
   头部导航 - 玻璃拟态效果
   ======================================== */

.header {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    margin-bottom: 24px;
    position: sticky;
    top: 24px;
    z-index: 100;
    transition: all var(--transition-base);
}

.header:hover {
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.research-workbench {
    position: relative;
    overflow: hidden;
    margin-bottom: 24px;
    padding: 22px 24px 24px;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.16);
    background:
        radial-gradient(circle at top right, rgba(59, 130, 246, 0.24), transparent 34%),
        radial-gradient(circle at bottom left, rgba(16, 185, 129, 0.18), transparent 30%),
        linear-gradient(135deg, rgba(15, 23, 42, 0.92), rgba(30, 41, 59, 0.84));
    box-shadow: var(--shadow-lg);
}

.research-workbench::after {
    content: '';
    position: absolute;
    inset: auto -10% -55% auto;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: rgba(59, 130, 246, 0.12);
    filter: blur(20px);
    pointer-events: none;
}

.workbench-head {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 18px;
}

.workbench-kicker {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(191, 219, 254, 0.92);
    margin-bottom: 6px;
}

.workbench-title {
    max-width: 720px;
    font-size: 19px;
    font-weight: 700;
    color: #f8fafc;
    letter-spacing: -0.02em;
}

.workbench-page-pill {
    align-self: center;
    padding: 9px 14px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.16);
    color: #e0f2fe;
    font-size: 13px;
    font-weight: 700;
    white-space: nowrap;
}

.workbench-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
}

.workbench-card {
    min-height: 116px;
    padding: 16px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
    cursor: pointer;
    transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}

.workbench-card:hover {
    transform: translateY(-1px);
    border-color: rgba(255, 255, 255, 0.22);
}

.workbench-card:focus-visible {
    outline: 2px solid rgba(191, 219, 254, 0.88);
    outline-offset: 2px;
}

.workbench-card[data-tone="active"] {
    border-color: rgba(96, 165, 250, 0.34);
    background: rgba(59, 130, 246, 0.12);
}

.workbench-card[data-tone="success"] {
    border-color: rgba(52, 211, 153, 0.34);
    background: rgba(16, 185, 129, 0.12);
}

.workbench-card[data-tone="warning"] {
    border-color: rgba(251, 191, 36, 0.38);
    background: rgba(245, 158, 11, 0.12);
}

.workbench-card[data-tone="danger"] {
    border-color: rgba(248, 113, 113, 0.36);
    background: rgba(239, 68, 68, 0.12);
}

.workbench-label {
    margin-bottom: 10px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(226, 232, 240, 0.72);
}

.workbench-value {
    color: #f8fafc;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.25;
}

.workbench-meta {
    margin-top: 10px;
    color: rgba(226, 232, 240, 0.82);
    font-size: 13px;
    line-height: 1.5;
}

[data-theme="dark"] .research-workbench {
    border-color: rgba(148, 163, 184, 0.16);
}

[data-theme="dark"] .workbench-card {
    background: rgba(15, 23, 42, 0.4);
}

.logo {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo-icon {
    font-size: 36px;
    background: linear-gradient(135deg, var(--primary), #8b5cf6, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 4px rgba(99, 102, 241, 0.3));
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

.logo h1 {
    font-size: 22px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

/* 导航按钮 */
.nav {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    background: var(--bg-tertiary);
    padding: 5px;
    border-radius: var(--radius-lg);
}

.nav-btn {
    padding: 10px 20px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.nav-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    opacity: 0;
    transition: opacity var(--transition-fast);
    border-radius: var(--radius-md);
}

.nav-btn:hover {
    color: var(--text-primary);
}

.nav-btn.active {
    background: var(--bg-primary);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.nav-btn.active::before {
    opacity: 0;
}

/* 主题切换按钮 */
.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    border: none;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    margin-left: 12px;
}

.theme-toggle:hover {
    background: var(--primary-alpha);
    color: var(--primary);
    transform: rotate(15deg);
}

/* ========================================
   主内容区 - 玻璃卡片
   ======================================== */

.main {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: 40px;
    box-shadow: var(--shadow-xl);
    min-height: calc(100vh - 160px);
    animation: slideUp 0.5s var(--transition-bounce);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   页面切换动画
   ======================================== */

.page {
    display: none;
    animation: fadeIn 0.4s var(--transition-base);
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ========================================
   Hero 区域 - 渐变文字效果
   ======================================== */

.hero-section {
    text-align: center;
    padding: 48px 0 56px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 40px;
    position: relative;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 300px;
    background: radial-gradient(ellipse, var(--primary-alpha) 0%, transparent 70%);
    pointer-events: none;
}

.hero-section h2 {
    font-size: 40px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.subtitle {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
    font-weight: 400;
}

/* ========================================
   输入区域 - 现代输入框
   ======================================== */

.input-section {
    max-width: 900px;
    margin: 0 auto;
}

.input-wrapper {
    position: relative;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    border: 2px solid transparent;
    transition: all var(--transition-base);
}

.input-wrapper:hover {
    box-shadow: var(--shadow-lg);
}

.input-wrapper:focus-within {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg), 0 0 0 4px var(--primary-alpha);
}

#strategy-input {
    width: 100%;
    padding: 28px 32px;
    border: none;
    font-size: 16px;
    line-height: 1.7;
    resize: vertical;
    min-height: 140px;
    outline: none;
    font-family: inherit;
    background: transparent;
    color: var(--text-primary);
}

#strategy-input::placeholder {
    color: var(--text-tertiary);
    font-weight: 400;
}

.input-actions {
    display: flex;
    gap: 12px;
    padding: 20px 28px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
}

/* ========================================
   按钮 - 现代化设计
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.2), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.btn:hover::before {
    transform: translateX(100%);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
}

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

.btn-secondary {
    background: var(--bg-primary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

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

.btn-large {
    padding: 16px 36px;
    font-size: 16px;
}

.btn-icon {
    font-size: 16px;
    transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
    transform: scale(1.1);
}

/* 按钮加载状态 */
.btn.loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn.loading::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 8px;
}

/* ========================================
   快捷示例 - 芯片样式
   ======================================== */

.examples {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 24px;
    flex-wrap: wrap;
    justify-content: center;
}

.examples-label {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

.example-chip {
    padding: 10px 18px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 500;
}

.example-chip:hover {
    background: var(--primary-alpha);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.example-chip:active {
    transform: translateY(0);
}

/* ========================================
   AI 理解区域 - 强调卡片
   ======================================== */

.ai-understand {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 32px;
    margin-top: 32px;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--primary-alpha);
    animation: slideUp 0.4s var(--transition-bounce);
}

.understand-header {
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.understand-header h3 {
    font-size: 20px;
    color: var(--text-primary);
    font-weight: 700;
}

.understand-header::before {
    content: '🤖';
    font-size: 24px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.ai-description {
    background: linear-gradient(135deg, var(--primary-alpha), transparent);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
    border-left: 4px solid var(--primary);
}

.understand-text {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-secondary);
}

.questions-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.question-item {
    background: var(--warning-alpha);
    border-radius: var(--radius-lg);
    padding: 20px;
    border-left: 4px solid var(--warning);
}

.question-text {
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 12px;
    font-weight: 500;
}

.question-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.option-btn {
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    background: var(--bg-primary);
    font-size: 13px;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 500;
    color: var(--text-secondary);
}

.option-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-alpha);
}

.option-btn.selected {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    box-shadow: var(--shadow-sm);
}

/* 问题输入框样式 */
.question-input-wrapper {
    margin-top: 12px;
}

.question-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: 14px;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.question-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-alpha);
}

.question-input::placeholder {
    color: var(--text-tertiary);
}
}

.understand-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    margin-top: 24px;
}

/* ========================================
   解析结果卡片
   ======================================== */

.parse-result {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 32px;
    margin-top: 32px;
    box-shadow: var(--shadow-md);
    animation: slideUp 0.4s var(--transition-bounce);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.result-header h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.confidence-badge {
    padding: 6px 14px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-sm);
}

/* ========================================
   策略信息表单
   ======================================== */

.strategy-info {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
    margin-bottom: 28px;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.info-item label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-item input {
    padding: 14px 18px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: 14px;
    transition: all var(--transition-fast);
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.info-item input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--bg-primary);
    box-shadow: 0 0 0 3px var(--primary-alpha);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 10px 18px;
    background: var(--primary-alpha);
    color: var(--primary);
}

/* 多条件 AND 逻辑徽章 */
.condition-logic-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4px 16px;
    margin: 4px auto;
    background: rgba(255, 152, 0, 0.15);
    color: #ff9800;
    border: 1px solid rgba(255, 152, 0, 0.3);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    width: fit-content;
}
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius);
    width: fit-content;
}

/* ========================================
   策略规则区域
   ======================================== */

.strategy-rules {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 28px;
}

.rule-section {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all var(--transition-fast);
}

.rule-section:hover {
    box-shadow: var(--shadow-sm);
}

.rule-section h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.rule-section h4::before {
    content: '';
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.rule-section:first-child h4::before {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.rule-section:last-child h4::before {
    background: var(--danger);
    box-shadow: 0 0 8px var(--danger);
}

.conditions-list {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 2;
}

.condition-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-primary);
    border-radius: var(--radius);
    margin-bottom: 8px;
    border: 1px solid var(--border-light);
}

.condition-indicator {
    font-weight: 600;
    color: var(--primary);
}

.condition-operator {
    color: var(--text-muted);
    font-size: 12px;
}

/* ========================================
   回测参数
   ======================================== */

.backtest-params {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 28px;
}

.backtest-params h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.params-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.param-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.param-item label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
}

.param-item input {
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 14px;
    transition: all var(--transition-fast);
    background: var(--bg-primary);
    color: var(--text-primary);
}

.param-item input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-alpha);
}

/* ========================================
   回测结果展示
   ======================================== */

.backtest-result {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 32px;
    margin-top: 32px;
    box-shadow: var(--shadow-md);
    animation: slideUp 0.4s var(--transition-bounce);
}

.status-badge {
    padding: 6px 14px;
    background: var(--success-alpha);
    color: var(--success);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
}

/* 指标卡片 - 玻璃效果 */
.metrics-cards {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    margin: 28px 0 32px;
}

.metric-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 24px 16px;
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.metric-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-color);
}

.metric-card:hover::before {
    opacity: 1;
}

.metric-card.highlight {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: var(--shadow-lg);
}

.metric-card.highlight::before {
    display: none;
}

.metric-card.highlight .metric-label {
    color: rgba(255, 255, 255, 0.8);
}

.metric-card.warning {
    background: var(--warning-alpha);
}

.metric-card.warning .metric-value {
    color: var(--warning);
}

.metric-value {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 6px;
    letter-spacing: -0.5px;
}

.metric-card.highlight .metric-value {
    color: white;
}

.metric-label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ========================================
   图表区域
   ======================================== */

.chart-section {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 28px;
}

.chart-section h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.chart-container {
    height: 400px;
    background: var(--bg-primary);
    border-radius: var(--radius);
    padding: 16px;
    box-shadow: var(--shadow-sm);
}

/* ========================================
   交易记录表格
   ======================================== */

.trades-section {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.trades-section h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.table-wrapper {
    background: var(--bg-primary);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.data-table th {
    background: var(--bg-tertiary);
    padding: 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
}

.data-table tr:hover td {
    background: var(--bg-secondary);
}

.data-table tr:last-child td {
    border-bottom: none;
}

.trade-buy {
    color: var(--danger);
    font-weight: 600;
}

.trade-sell {
    color: var(--success);
    font-weight: 600;
}

/* ========================================
   页面头部
   ======================================== */

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.page-header h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

/* ========================================
   策略卡片网格
   ======================================== */

.strategies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.strategy-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
    cursor: pointer;
}

.strategy-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-alpha);
}

.strategy-card-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 16px;
}

.strategy-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
}

.strategy-card-type {
    padding: 5px 12px;
    background: var(--primary-alpha);
    color: var(--primary);
    font-size: 11px;
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.strategy-card-desc {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.6;
}

.strategy-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-light);
}

.strategy-card-date {
    font-size: 12px;
    color: var(--text-tertiary);
}

.strategy-card-actions {
    display: flex;
    gap: 8px;
}

/* ========================================
   结果卡片
   ======================================== */

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 24px;
}

.result-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.result-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.result-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: var(--primary-alpha);
}

.result-card:hover::before {
    opacity: 1;
}

.result-card.profit::before {
    background: var(--success);
    opacity: 1;
}

.result-card.loss::before {
    background: var(--danger);
    opacity: 1;
}

.result-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.result-card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.result-card-metrics {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.metric-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
}

.metric-row .metric-label {
    color: var(--text-muted);
}

.metric-row .metric-value {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 14px;
}

.metric-row .metric-value.profit {
    color: var(--danger);
}

.metric-row .metric-value.loss {
    color: var(--success);
}

.result-card-meta {
    display: flex;
    gap: 16px;
    font-size: 12px;
    color: var(--text-tertiary);
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
}

.result-card-hint {
    font-size: 12px;
    color: var(--primary);
    text-align: right;
    margin-top: 12px;
    opacity: 0;
    transition: opacity var(--transition-fast);
    font-weight: 600;
}

.result-card:hover .result-card-hint {
    opacity: 1;
}

/* ========================================
   加载动画 - 现代化设计
   ======================================== */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

.loading-spinner {
    width: 56px;
    height: 56px;
    position: relative;
}

.loading-spinner::before,
.loading-spinner::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    animation: pulse-ring 1.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

.loading-spinner::before {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    opacity: 0.3;
}

.loading-spinner::after {
    width: 60%;
    height: 60%;
    top: 20%;
    left: 20%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    animation: pulse-ring 1.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite 0.5s;
}

@keyframes pulse-ring {
    0% {
        transform: scale(0.8);
        opacity: 1;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

.loading-text {
    margin-top: 24px;
    font-size: 15px;
    color: white;
    font-weight: 500;
    animation: pulse 1.5s ease-in-out infinite;
}

/* ========================================
   Toast 提示 - 现代化设计
   ======================================== */

.toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 16px 28px;
    border-radius: var(--radius-xl);
    font-size: 14px;
    font-weight: 600;
    box-shadow: var(--shadow-xl);
    z-index: 1001;
    opacity: 0;
    transition: all var(--transition-bounce);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast.success {
    background: var(--success);
    color: white;
    border-color: var(--success);
}

.toast.error {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
}

.toast.warning {
    background: var(--warning);
    color: white;
    border-color: var(--warning);
}

/* ========================================
   隐藏元素
   ======================================== */

.hidden {
    display: none !important;
}

/* ========================================
   响应式设计
   ======================================== */

@media (max-width: 1200px) {
    .metrics-cards {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .params-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .workbench-head {
        flex-direction: column;
        align-items: stretch;
    }

    .workbench-page-pill {
        align-self: flex-start;
    }

    .workbench-grid {
        grid-template-columns: 1fr;
    }

    .container {
        padding: 16px;
    }
    
    .header {
        flex-direction: column;
        gap: 16px;
        padding: 16px 20px;
        top: 16px;
    }
    
    .main {
        padding: 24px;
    }
    
    .hero-section h2 {
        font-size: 28px;
    }
    
    .hero-section {
        padding: 32px 0 40px;
    }
    
    .strategy-rules {
        grid-template-columns: 1fr;
    }
    
    .params-grid {
        grid-template-columns: 1fr;
    }
    
    .metrics-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .metric-card {
        padding: 16px 12px;
    }
    
    .metric-value {
        font-size: 20px;
    }
    
    .strategy-info {
        grid-template-columns: 1fr;
    }
    
.results-grid,
.strategies-grid {
    grid-template-columns: 1fr;
}

.job-status-panel {
    margin-top: 24px;
    padding: 22px;
    border-radius: 20px;
    background: linear-gradient(145deg, rgba(250, 252, 255, 0.98), rgba(239, 246, 255, 0.98));
    border: 1px solid rgba(37, 99, 235, 0.12);
    box-shadow: 0 18px 38px rgba(15, 23, 42, 0.08);
}

.job-status-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.job-status-header h3 {
    margin: 0;
    font-size: 18px;
}

.job-status-progress {
    margin-bottom: 18px;
}

.job-status-progress-track {
    width: 100%;
    height: 12px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.16);
}

.job-status-progress-fill {
    height: 100%;
    width: 0;
    border-radius: 999px;
    background: linear-gradient(90deg, #2563eb, #0ea5e9);
    transition: width 0.25s ease;
}

.job-status-progress-meta {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 10px;
    color: var(--text-muted);
    font-size: 13px;
}

.job-events {
    display: grid;
    gap: 10px;
    max-height: 220px;
    overflow: auto;
    margin-bottom: 16px;
}

.job-event-item {
    padding: 10px 12px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(148, 163, 184, 0.14);
}

.job-event-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 6px;
    font-size: 11px;
    color: var(--text-muted);
}

.job-event-level {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    padding: 2px 8px;
    border-radius: 999px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.job-event-level.info {
    background: rgba(37, 99, 235, 0.12);
    color: #1d4ed8;
}

.job-event-level.warning {
    background: rgba(245, 158, 11, 0.12);
    color: #b45309;
}

.job-event-level.error {
    background: rgba(239, 68, 68, 0.12);
    color: #b91c1c;
}

.job-event-message {
    font-size: 13px;
    color: var(--text-primary);
    line-height: 1.5;
}

.job-status-actions {
    display: flex;
    justify-content: flex-end;
}
    
    .nav-btn {
        padding: 8px 14px;
        font-size: 13px;
    }
    
    .input-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-section h2 {
        font-size: 24px;
    }
    
    .examples {
        flex-direction: column;
        align-items: stretch;
    }
    
    .example-chip {
        text-align: center;
    }
    
    .metrics-cards {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   动画工具类
   ======================================== */

.animate-fade-in {
    animation: fadeIn 0.4s var(--transition-base);
}

.animate-slide-up {
    animation: slideUp 0.4s var(--transition-bounce);
}

.animate-scale-in {
    animation: scaleIn 0.3s var(--transition-bounce);
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 悬停效果 */
.hover-lift {
    transition: transform var(--transition-fast);
}

.hover-lift:hover {
    transform: translateY(-4px);
}

/* 聚焦效果 */
.focus-ring:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--primary-alpha);
}

/* ========================================
   策略模板库样式
   ======================================== */

.template-library-entry {
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* ========================================
   2026-07-13 创建页简化重构
   ======================================== */

body {
    background:
        radial-gradient(circle at top left, rgba(37, 99, 235, 0.10), transparent 28%),
        radial-gradient(circle at top right, rgba(14, 165, 233, 0.08), transparent 24%),
        linear-gradient(180deg, #f7f9fc 0%, #eef3ff 46%, #f8fafc 100%);
}

.container {
    max-width: 1320px;
}

.header {
    top: 16px;
    padding: 14px 20px;
    background: rgba(255, 255, 255, 0.90);
    border: 1px solid rgba(148, 163, 184, 0.18);
    box-shadow: 0 12px 32px rgba(15, 23, 42, 0.10);
}

.header:hover {
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.12);
}

.logo-icon {
    font-size: 30px;
    filter: none;
    animation: none;
    background: linear-gradient(135deg, #2563eb, #38bdf8);
}

.logo h1 {
    font-size: 20px;
    color: var(--text-primary);
    background: none;
    -webkit-text-fill-color: currentColor;
}

.nav {
    gap: 4px;
    padding: 4px;
    background: #f1f5f9;
}

.nav-btn {
    padding: 9px 14px;
    font-size: 13px;
}

.theme-toggle {
    margin-left: 0;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
}

.main {
    padding: 28px;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.90);
    border: 1px solid rgba(148, 163, 184, 0.16);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.10);
}

.research-workbench {
    margin-bottom: 18px;
    padding: 16px 18px;
    border-radius: 22px;
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 10px 26px rgba(15, 23, 42, 0.06);
}

.research-workbench::after {
    display: none;
}

.workbench-head {
    margin-bottom: 0;
    align-items: center;
}

.workbench-head-main {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.workbench-kicker {
    display: none;
}

.workbench-title {
    max-width: none;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0;
}

.workbench-subtitle {
    font-size: 13px;
    color: var(--text-muted);
}

.workbench-head-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
}

.workbench-page-pill {
    padding: 7px 12px;
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #1d4ed8;
}

.workbench-toggle {
    border: 1px solid #dbeafe;
    background: white;
    color: #2563eb;
    border-radius: 999px;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.workbench-toggle:hover {
    background: #eff6ff;
    border-color: #93c5fd;
}

.workbench-grid {
    margin-top: 14px;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
}

.workbench-card {
    min-height: 0;
    padding: 12px 14px;
    border-radius: 16px;
    border: 1px solid #e2e8f0;
    background: #f8fafc;
    box-shadow: none;
}

.workbench-card:hover {
    transform: none;
    border-color: #cbd5e1;
}

.workbench-card[data-tone="active"] {
    border-color: #93c5fd;
    background: #eff6ff;
}

.workbench-card[data-tone="success"] {
    border-color: #86efac;
    background: #f0fdf4;
}

.workbench-card[data-tone="warning"] {
    border-color: #fcd34d;
    background: #fffbeb;
}

.workbench-card[data-tone="danger"] {
    border-color: #fca5a5;
    background: #fef2f2;
}

.workbench-label {
    margin-bottom: 6px;
    font-size: 10px;
    color: var(--text-muted);
}

.workbench-value {
    font-size: 15px;
    line-height: 1.3;
    color: var(--text-primary);
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.workbench-meta {
    margin-top: 6px;
    font-size: 12px;
    line-height: 1.45;
    color: var(--text-muted);
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.research-workbench.collapsed .workbench-grid {
    display: none;
}

.research-workbench.collapsed .workbench-subtitle {
    display: none;
}

#page-create:not(.active) {
    display: none;
}

#page-create.active {
    display: grid;
    gap: 22px;
}

#page-create .hero-section {
    max-width: 1080px;
    margin: 0 auto;
    padding: 32px;
    text-align: left;
    border-bottom: none;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(148, 163, 184, 0.16);
    box-shadow: 0 20px 44px rgba(15, 23, 42, 0.08);
}

#page-create .hero-section::before {
    display: none;
}

#page-create .hero-copy {
    max-width: 760px;
    margin-bottom: 24px;
}

.create-kicker {
    margin-bottom: 10px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #2563eb;
}

#page-create .hero-section h2 {
    margin-bottom: 10px;
    font-size: 34px;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    background: none;
    -webkit-text-fill-color: currentColor;
}

#page-create .subtitle {
    margin-bottom: 18px;
    font-size: 16px;
    color: var(--text-muted);
}

.create-flow-steps {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.create-step {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid #e2e8f0;
    background: #f8fafc;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
}

.create-step.is-active {
    border-color: #bfdbfe;
    background: #eff6ff;
    color: #1d4ed8;
}

.composer-panel {
    display: grid;
    gap: 18px;
}

#page-create .input-section {
    max-width: none;
    margin: 0;
    display: grid;
    gap: 12px;
}

.input-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
}

.input-title-group h3 {
    margin: 0 0 4px;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.input-title-group p {
    margin: 0;
    font-size: 13px;
    color: var(--text-muted);
}

.composer-hint {
    flex-shrink: 0;
    padding: 7px 10px;
    border-radius: 999px;
    border: 1px solid #e2e8f0;
    background: #f8fafc;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 500;
}

#page-create .input-wrapper {
    border: 1px solid #e2e8f0;
    box-shadow: none;
}

#page-create .input-wrapper:hover {
    box-shadow: none;
    border-color: #cbd5e1;
}

#page-create .input-wrapper:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.10);
}

#page-create #strategy-input {
    min-height: 180px;
    padding: 22px 24px;
    font-size: 15px;
    line-height: 1.7;
}

#page-create .input-actions {
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 10px;
    padding: 14px 18px;
    background: #f8fafc;
}

.input-support {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

#page-create .examples {
    margin-top: 0;
    justify-content: flex-start;
    gap: 10px;
    flex: 1 1 520px;
}

#page-create .examples-label {
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 600;
}

#page-create .example-chip {
    padding: 8px 14px;
    border-color: #cbd5e1;
    background: white;
}

#page-create .template-library-entry {
    margin-top: 0;
    justify-content: flex-end;
    flex: 0 0 auto;
}

.template-count {
    font-size: 12px;
    color: var(--text-muted);
}

#page-create .ai-understand,
#page-create .parse-result,
#page-create .backtest-result,
#page-create .job-status-panel {
    max-width: 1080px;
    margin-left: auto;
    margin-right: auto;
}

#page-create .ai-understand,
#page-create .parse-result {
    margin-top: 0;
    border: 1px solid #e2e8f0;
    border-radius: 24px;
    box-shadow: 0 16px 34px rgba(15, 23, 42, 0.08);
}

#page-create .understand-header,
#page-create .result-header {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-light);
}

#page-create .understand-actions {
    justify-content: flex-start;
    flex-wrap: wrap;
}

@media (max-width: 1120px) {
    .workbench-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .header {
        padding: 14px 16px;
    }

    .main {
        padding: 20px;
        border-radius: 22px;
    }

    .research-workbench {
        padding: 14px;
    }

    .workbench-head {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .workbench-head-actions {
        margin-left: 0;
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .workbench-grid {
        grid-template-columns: 1fr;
    }

    #page-create .hero-section {
        padding: 22px;
        border-radius: 22px;
    }

    #page-create .hero-section h2 {
        font-size: 28px;
    }

    .input-header,
    .input-support {
        flex-direction: column;
        align-items: flex-start;
    }

    #page-create .template-library-entry {
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 14px;
    }

    #page-create .hero-section {
        padding: 18px;
    }

    #page-create .hero-section h2 {
        font-size: 24px;
    }

    #page-create .input-actions {
        flex-direction: column;
    }

    #page-create .input-actions .btn {
        width: 100%;
    }
}

.template-count {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-outline:hover {
    background: var(--bg-secondary);
    border-color: var(--primary);
    color: var(--primary);
}

/* 弹窗样式 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 900px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
}

/* 模板筛选 */
.template-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-muted);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
}

.filter-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* 模板搜索 */
.template-search {
    margin-bottom: 1rem;
}

.template-search input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.template-search input:focus {
    outline: none;
    border-color: var(--primary);
}

/* 模板列表 */
.template-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.template-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1rem;
    cursor: pointer;
    transition: all 0.2s;
}

.template-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.template-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.template-card-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.template-card-category {
    font-size: 0.6875rem;
    padding: 0.25rem 0.5rem;
    background: var(--primary-alpha);
    color: var(--primary);
    border-radius: var(--radius-full);
    font-weight: 600;
}

.template-card-desc {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.template-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.template-tag {
    font-size: 0.6875rem;
    padding: 0.125rem 0.375rem;
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
    border-radius: var(--radius-sm);
}