/* ============================================================
   交易回溯 — 组合管理仪表盘
   风格: 浅色玻璃拟态 + 动态光效
   ============================================================ */

:root {
    --bg: #f0f2f5;
    --bg-card: rgba(255, 255, 255, 0.7);
    --bg-card-hover: rgba(255, 255, 255, 0.9);
    --bg-input: rgba(0, 0, 0, 0.04);
    --border-subtle: rgba(0, 0, 0, 0.06);
    --border-focus: rgba(0, 0, 0, 0.12);
    --text-primary: #1a1a2e;
    --text-secondary: #5f6b7a;
    --text-muted: #9ca3af;
    --profit-red: #dc2626;
    --profit-green: #16a34a;
    --accent: #6366f1;
    --accent-glow: rgba(99, 102, 241, 0.2);
    --danger: #dc2626;
    --radius: 20px;
    --radius-sm: 10px;
    --blur: 40px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow: 0 4px 24px rgba(0,0,0,0.06);
    --shadow-hover: 0 8px 32px rgba(0,0,0,0.1);

    /* ── 液态玻璃变量 ─────────────────────────── */
    --glass-bg: rgba(255,255,255,0.45);
    --glass-bg-hover: rgba(255,255,255,0.6);
    --glass-border: rgba(255,255,255,0.7);
    --glass-border-dark: rgba(0,0,0,0.06);
    --glass-shadow: 0 8px 32px rgba(0,0,0,0.04), 0 2px 8px rgba(0,0,0,0.02);
    --glass-shadow-hover: 0 16px 48px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.03), 0 0 0 1px rgba(255,255,255,0.5);
    --glass-highlight: inset 0 1px 0 rgba(255,255,255,0.8);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: linear-gradient(135deg, #e8ecf1 0%, #f0f4f8 30%, #faf5ff 60%, #eef2ff 100%);
    color: var(--text-primary);
    min-height: 100vh; line-height: 1.6;
    position: relative; overflow-x: hidden;
}

/* 光晕背景 */
body::before {
    content: ''; position: fixed; inset: 0; z-index: 0; pointer-events: none;
    background:
        radial-gradient(ellipse 70% 50% at 15% 15%, rgba(99,102,241,0.06) 0%, transparent 60%),
        radial-gradient(ellipse 60% 70% at 85% 50%, rgba(139,92,246,0.04) 0%, transparent 60%),
        radial-gradient(ellipse 50% 50% at 50% 80%, rgba(59,130,246,0.05) 0%, transparent 50%);
    animation: aurora 18s ease-in-out infinite alternate;
}
@keyframes aurora {
    0% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.04) translate(1%, -1%); }
    100% { opacity: 0.6; transform: scale(1); }
}

/* 浮动气泡 */
.bg-bubbles { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
/* ── 气泡浮现：从一点向外扩散放大 ── */
@keyframes bubbleEmerge {
    0% { transform: scale(0); opacity: 0; }
    50% { opacity: 0.35; }
    100% { transform: scale(1); opacity: 0.5; }
}
@keyframes bubbleFloat {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.4; }
    25% { transform: translate(40px, -50px) scale(1.3); opacity: 0.55; }
    50% { transform: translate(-30px, -90px) scale(0.8); opacity: 0.35; }
    75% { transform: translate(20px, -30px) scale(1.2); opacity: 0.5; }
}
@keyframes bubblePop {
    0% { transform: scale(1); opacity: 0.5; }
    30% { transform: scale(1.3); opacity: 0.7; }
    100% { transform: scale(1.8); opacity: 0; }
}
@keyframes particleBurst {
    0% { transform: translate(0, 0) scale(1); opacity: 0.9; }
    60% { opacity: 0.5; }
    100% { transform: translate(var(--px), var(--py)) scale(0); opacity: 0; }
}
/* ── 气泡膨胀浮动 ── */
/* ── 导航栏 ────────────────────────────────── */
.navbar {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,0.5);
    backdrop-filter: blur(40px) saturate(1.8);
    -webkit-backdrop-filter: blur(40px) saturate(1.8);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    padding: 0 28px; height: 58px;
    display: flex; align-items: center; justify-content: space-between;
    box-shadow: 0 4px 24px rgba(0,0,0,0.04);
}
.navbar .brand { font-size: 18px; font-weight: 700; letter-spacing: 0.5px; color: var(--text-primary); }
.navbar .brand span { color: var(--accent); }
.navbar a { color: var(--text-secondary); text-decoration: none; font-size: 14px; transition: color 0.2s; }
.navbar a:hover { color: var(--accent); }

/* ── 主容器 ───────────────────────────────── */
.container { max-width: 1280px; margin: 0 auto; padding: 40px 28px; position: relative; z-index: 1; }

/* ── 页面标题 ──────────────────────────────── */
.page-title { font-size: 28px; font-weight: 800; letter-spacing: -0.3px; margin-bottom: 4px; color: var(--text-primary); }
.page-subtitle { font-size: 14px; color: var(--text-secondary); }

/* ── 玻璃卡片（Apple 液态玻璃 + 涟漪光效） ─── */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(40px) saturate(1.8);
    -webkit-backdrop-filter: blur(40px) saturate(1.8);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--glass-shadow), var(--glass-highlight);
    transition: var(--transition);
    position: relative; overflow: hidden;
}
/* 顶部光带 */
.card::before {
    content: ''; position: absolute; top: 0; left: 5%; right: 5%; height: 1px; pointer-events: none;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
    transition: opacity 0.4s;
}
/* 内光晕 */
.card::after {
    content: ''; position: absolute; top: -60%; left: -60%; width: 220%; height: 220%; pointer-events: none;
    background: radial-gradient(ellipse at 30% 20%, rgba(255,255,255,0.2) 0%, transparent 55%);
    opacity: 0; transition: opacity 0.5s;
}
.card:hover {
    background: var(--glass-bg-hover);
    box-shadow: var(--glass-shadow-hover), var(--glass-highlight);
    transform: translateY(-3px);
}
.card:hover::after { opacity: 1; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 24px; }

/* 组合卡片 */
.portfolio-card { cursor: pointer; text-decoration: none; color: inherit; display: block; }
.portfolio-card .card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 18px; }
.portfolio-card .card-name { font-size: 21px; font-weight: 700; }
.portfolio-card .card-badge {
    font-size: 11px; padding: 4px 12px; border-radius: 20px;
    background: rgba(99,102,241,0.08); color: var(--accent);
    font-weight: 500; letter-spacing: 0.3px;
}
.portfolio-card .card-stats { display: flex; gap: 28px; flex-wrap: wrap; }
.portfolio-card .stat-label { font-size: 11px; color: var(--text-muted); margin-bottom: 3px; text-transform: uppercase; letter-spacing: 0.5px; }
.portfolio-card .stat-value { font-size: 20px; font-weight: 700; }
.portfolio-card .stat-value.positive { color: var(--profit-red); }
.portfolio-card .stat-value.negative { color: var(--profit-green); }
.portfolio-card .card-actions { margin-top: 18px; display: flex; gap: 10px; opacity: 0; transition: opacity 0.25s; }
.portfolio-card:hover .card-actions { opacity: 1; }

/* ── 按钮 ─────────────────────────────────── */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 10px 22px; border-radius: var(--radius-sm);
    font-size: 14px; font-weight: 500; cursor: pointer; border: none;
    transition: var(--transition); text-decoration: none;
}
.btn-primary {
    background: var(--accent); color: #fff;
    box-shadow: 0 4px 16px var(--accent-glow);
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); box-shadow: 0 6px 20px var(--accent-glow); }
.btn-secondary {
    background: var(--bg-input); color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}
.btn-secondary:hover { border-color: var(--border-focus); background: rgba(0,0,0,0.06); }
.btn-danger { background: rgba(220,38,38,0.08); color: var(--danger); }
.btn-danger:hover { background: rgba(220,38,38,0.15); }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-group { display: flex; gap: 12px; flex-wrap: wrap; }

/* ── 摘要栏 ───────────────────────────────── */
.summary-bar {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 36px;
}
.summary-item {
    text-align: center; padding: 20px 16px;
    background: var(--glass-bg);
    backdrop-filter: blur(40px) saturate(1.8);
    -webkit-backdrop-filter: blur(40px) saturate(1.8);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    box-shadow: var(--glass-shadow), var(--glass-highlight);
    transition: var(--transition); position: relative; overflow: hidden;
}
.summary-item::after {
    content: ''; position: absolute; top: -30%; left: -30%; width: 160%; height: 160%; pointer-events: none;
    background: radial-gradient(ellipse at 30% 20%, rgba(255,255,255,0.2) 0%, transparent 50%);
    opacity: 0; transition: opacity 0.4s;
}
.summary-item:hover {
    background: var(--glass-bg-hover);
    box-shadow: var(--glass-shadow-hover), var(--glass-highlight);
    transform: translateY(-2px);
}
.summary-item:hover::after { opacity: 1; }
.summary-item .sum-label { font-size: 11px; color: var(--text-muted); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.6px; }
.summary-item .sum-value { font-size: 26px; font-weight: 800; }

/* ── 表格 ─────────────────────────────────── */
.table-wrapper {
    overflow-x: auto; border-radius: var(--radius);
    border: 1px solid var(--border-subtle);
    margin-bottom: 36px;
}
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px 18px; text-align: left; font-size: 14px; }
th {
    background: rgba(0,0,0,0.02); color: var(--text-secondary); font-weight: 600;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px;
}
td { border-bottom: 1px solid rgba(0,0,0,0.04); }
tr:hover td { background: rgba(0,0,0,0.015); }
.text-right { text-align: right; font-variant-numeric: tabular-nums; }
.text-left { text-align: left; }
.text-positive { color: var(--profit-red); }
.text-negative { color: var(--profit-green); }
.text-muted { color: var(--text-muted); }

/* ── 图表区域 ──────────────────────────────── */
.chart-section { margin-bottom: 36px; }
.chart-section h3 { font-size: 16px; margin-bottom: 16px; color: var(--text-secondary); font-weight: 600; }
.chart-container {
    background: var(--glass-bg);
    backdrop-filter: blur(40px) saturate(1.8);
    -webkit-backdrop-filter: blur(40px) saturate(1.8);
    border: 1px solid var(--glass-border); border-radius: var(--radius);
    padding: 16px; display: flex; justify-content: center; overflow: hidden;
    box-shadow: var(--glass-shadow), var(--glass-highlight);
    transition: var(--transition);
}
.chart-container:hover {
    background: var(--glass-bg-hover);
    box-shadow: var(--glass-shadow-hover), var(--glass-highlight);
    transform: translateY(-2px);
}
.chart-container img { width: 100%; max-width: 100%; border-radius: 10px; display: block; }

/* ── 弹窗 ─────────────────────────────────── */
.modal-overlay {
    display: none; position: fixed; inset: 0; z-index: 200;
    background: rgba(0,0,0,0.3); backdrop-filter: blur(4px);
    justify-content: center; align-items: center;
}
.modal-overlay.active { display: flex; }
.modal {
    background: rgba(255,255,255,0.7);
    backdrop-filter: blur(40px) saturate(1.8);
    -webkit-backdrop-filter: blur(40px) saturate(1.8);
    border: 1px solid var(--glass-border); border-radius: var(--radius);
    padding: 36px; width: 92%; max-width: 500px;
    box-shadow: var(--glass-shadow-hover), var(--glass-highlight);
    animation: modalIn 0.3s ease-out;
}
@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}
.modal h3 { margin-bottom: 24px; font-size: 21px; }
.modal .form-group { margin-bottom: 18px; }
.modal .form-group label { display: block; font-size: 13px; color: var(--text-secondary); margin-bottom: 6px; }
.modal .modal-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 28px; }

/* ── 表单 ─────────────────────────────────── */
.form-group.inline { display: flex; gap: 12px; margin-bottom: 24px; flex-wrap: wrap; align-items: flex-end; }
.form-group.inline .field { display: flex; flex-direction: column; gap: 4px; }
.form-group.inline .field label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.3px; }

input, select {
    padding: 10px 16px; border-radius: var(--radius-sm);
    background: white; color: var(--text-primary);
    border: 1px solid var(--border-subtle); font-size: 14px;
    outline: none; transition: border-color 0.2s;
}
input:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(99,102,241,0.1); }
select { cursor: pointer; }
select option { background: white; color: var(--text-primary); }

/* ── Toast ─────────────────────────────────── */
.toast {
    position: fixed; bottom: 36px; right: 36px; z-index: 300;
    background: rgba(30,30,50,0.95); color: #fff; backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-sm);
    padding: 16px 28px; font-size: 14px; box-shadow: 0 12px 40px rgba(0,0,0,0.3);
    transform: translateY(120px); opacity: 0; transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { border-color: var(--profit-green); }
.toast.error { border-color: var(--danger); }

/* ── 进度条 ───────────────────────────────── */
.progress-bar {
    height: 6px; background: var(--bg-input); border-radius: 6px;
    overflow: visible; margin: 12px 0; position: relative;
}
.progress-bar .fill {
    height: 100%; background: linear-gradient(90deg, var(--accent), #a78bfa, #f472b6);
    background-size: 200% 100%; border-radius: 6px;
    transition: width 0.5s ease;
    animation: progressShimmer 2s linear infinite;
    position: relative;
}
/* 进度条填充流光 */
@keyframes progressShimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}
/* 进度条尾部光点 */
.progress-bar .fill::after {
    content: ''; position: absolute; right: -4px; top: -3px;
    width: 12px; height: 12px; border-radius: 50%;
    background: #f472b6;
    box-shadow: 0 0 10px #f472b6, 0 0 20px rgba(244,114,182,0.5);
    animation: progressGlow 1s ease-in-out infinite alternate;
}
@keyframes progressGlow {
    0% { box-shadow: 0 0 8px #f472b6, 0 0 16px rgba(244,114,182,0.4); }
    100% { box-shadow: 0 0 16px #a78bfa, 0 0 32px rgba(167,139,250,0.6); }
}
/* 进度条粒子 */
.progress-particles { position: absolute; inset: 0; pointer-events: none; overflow: visible; z-index: 2; }
.progress-particle {
    position: absolute; border-radius: 50%; pointer-events: none;
    animation: progressParticleDrift var(--dur) ease-out forwards;
}
@keyframes progressParticleDrift {
    0% { transform: translate(0, 0) scale(1); opacity: 1; }
    40% { opacity: 0.8; }
    100% { transform: translate(var(--dx), var(--dy)) scale(0); opacity: 0; }
}

/* ── 自然语言录入文本框 ──────────────────── */
.nl-textarea-wrapper {
    position: relative; border-radius: var(--radius-sm);
    background: linear-gradient(135deg, rgba(99,102,241,0.04), rgba(139,92,246,0.02));
    border: 1px solid var(--border-subtle);
    transition: var(--transition);
}
.nl-textarea-wrapper:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.08), 0 0 20px rgba(99,102,241,0.05);
}
.nl-textarea-wrapper textarea {
    display: block; width: 100%; border: none; outline: none;
    background: transparent; resize: vertical;
    padding: 14px 16px; font-family: "SF Mono", "Fira Code", "Consolas", monospace;
    font-size: 13px; line-height: 1.8; color: var(--text-primary);
    border-radius: var(--radius-sm);
}
.nl-textarea-wrapper textarea::placeholder {
    color: var(--text-muted); font-style: italic; opacity: 0.7;
}
.nl-textarea-wrapper::after {
    content: ''; position: absolute; inset: 0; pointer-events: none; border-radius: var(--radius-sm);
    background: radial-gradient(ellipse at 50% 0%, rgba(99,102,241,0.03) 0%, transparent 70%);
    transition: opacity 0.3s;
}
.nl-textarea-wrapper:focus-within::after { opacity: 0; }

/* ── 骨架屏 ───────────────────────────────── */
.skeleton {
    background: linear-gradient(90deg, #e5e7eb 0%, #f3f4f6 50%, #e5e7eb 100%);
    background-size: 200% 100%; animation: shimmer 1.8s infinite; border-radius: 12px;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ── 空状态 ───────────────────────────────── */
.empty-state { text-align: center; padding: 72px 24px; color: var(--text-muted); }
.empty-state .icon { font-size: 52px; margin-bottom: 20px; opacity: 0.4; }
.empty-state p { font-size: 15px; }

/* ── AI 对话气泡弹跳动效 ─────────────────── */
@keyframes msgBounceIn {
    0% { opacity: 0; transform: scale(0.7) translateY(10px); }
    50% { transform: scale(1.04) translateY(-2px); }
    100% { opacity: 1; transform: scale(1) translateY(0); }
}
.chat-messages .msg-bounce { animation: msgBounceIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both; }

/* ── 响应式 ───────────────────────────────── */
@media (max-width: 768px) {
    .card-grid { grid-template-columns: 1fr; }
    .summary-bar { grid-template-columns: repeat(2, 1fr); }
    .form-group.inline { flex-direction: column; }
    .container { padding: 24px 14px; }
    .page-title { font-size: 24px; }
}