/* 浅色护眼简洁风 */
:root {
    --bg: #f7f6f2;
    --bg-card: #ffffff;
    --text: #2b2d31;
    --text-soft: #5a5d66;
    --text-mute: #8a8d96;
    --border: #e3e1da;
    --border-soft: #efede6;
    --accent: #3b6ea5;
    --accent-soft: #e6edf5;
    --success: #4a8560;
    --warning: #b38b3a;
    --danger: #a85050;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    --radius: 6px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
                 "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    font-size: 17px;
    line-height: 1.65;
    color: var(--text);
    background: var(--bg);
}

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 28px;
}

/* Header */
.site-header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
    margin-bottom: 32px;
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.brand {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
    letter-spacing: 0.02em;
}
.nav a {
    margin-left: 22px;
    color: var(--text-soft);
    text-decoration: none;
    font-size: 16px;
    padding: 7px 12px;
    border-radius: 4px;
}
.nav a:hover { color: var(--accent); background: var(--accent-soft); }
.nav a.nav-active {
    color: var(--accent);
    background: var(--accent-soft);
    font-weight: 600;
    box-shadow: inset 0 -2px 0 var(--accent);
}

.nav-user {
    margin-left: 18px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.user-chip {
    font-size: 13px;
    color: var(--text-soft);
    background: var(--bg);
    padding: 4px 10px;
    border-radius: 12px;
    border: 1px solid var(--border-soft);
}
.nav-logout {
    padding: 3px 10px;
    font-size: 12px;
    color: var(--text-mute);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
}
.nav-logout:hover {
    color: var(--danger);
    border-color: var(--danger);
}

.nav-cart {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.nav-cart .cart-icon { font-size: 17px; line-height: 1; }
.cart-badge {
    display: inline-block;
    min-width: 20px;
    padding: 1px 6px;
    background: var(--danger);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    border-radius: 10px;
    text-align: center;
    line-height: 1.5;
}
.cart-badge.hidden { display: none; }

.cart-add-btn {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text-soft);
    padding: 5px 16px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    min-width: 36px;
    transition: background 0.15s, color 0.15s;
}
.cart-add-btn:hover:not(.added) { background: var(--accent-soft); color: var(--accent); border-color: var(--accent); }
.cart-add-btn.added {
    background: #e7f0ea;
    color: var(--success);
    border-color: #b6cfbf;
    cursor: default;
}
.cart-add-btn.in-draft {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    font-weight: 700;
    min-width: 28px;
    text-align: center;
}
.cart-add-btn.in-draft:hover { background: #335d91; }

/* chip 既是展示又是按钮：button 默认样式归零 */
button.choice-chip {
    font: inherit;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.15s;
}
button.choice-chip:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}
button.choice-chip.added::after {
    content: " ✓";
    color: var(--success);
    font-weight: 700;
    margin-left: 2px;
}
button.choice-chip.in-draft {
    outline: 2px solid var(--accent);
    outline-offset: 1px;
    position: relative;
}
button.choice-chip.in-draft::before {
    content: attr(data-pos);
    position: absolute;
    top: -9px;
    right: -8px;
    background: var(--accent);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    line-height: 18px;
    padding: 0 5px;
    border-radius: 10px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

/* 底部 sticky：当前编辑的串 */
#cart-draft-float {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #fffbef;
    border-top: 2px solid #e0c98c;
    box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.08);
    z-index: 100;
    padding: 12px 24px;
    font-size: 15px;
}
#cart-draft-float.hidden { display: none; }
#cart-draft-float .float-row {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    max-width: 1240px;
    margin: 0 auto;
}
#cart-draft-float .float-title { color: var(--text-soft); }
#cart-draft-float .float-title b { color: #8a5f15; font-size: 16px; margin-left: 4px; }
#cart-draft-float .legs-list {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    max-width: 640px;
    overflow: hidden;
}
#cart-draft-float .leg-chip {
    background: #fff;
    border: 1px solid #e0c98c;
    color: var(--text);
    padding: 3px 10px 3px 4px;
    border-radius: 12px;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-variant-numeric: tabular-nums;
}
#cart-draft-float .leg-chip .leg-num {
    display: inline-block;
    width: 20px;
    height: 20px;
    line-height: 20px;
    text-align: center;
    background: var(--accent);
    color: #fff;
    border-radius: 50%;
    font-size: 11px;
    font-weight: 700;
}
#cart-draft-float .float-sp {
    font-variant-numeric: tabular-nums;
    color: var(--text);
}
#cart-draft-float .float-sp b { color: var(--text); font-size: 16px; }
#cart-draft-float .float-sp b.accent { color: var(--accent); font-size: 17px; }
#cart-draft-float .float-sp .muted { color: var(--text-mute); font-size: 13px; margin: 0 3px; }
#cart-draft-float .float-stake input {
    width: 88px;
    padding: 5px 10px;
    font-size: 14px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: #fff;
    margin: 0 4px;
}
#cart-draft-float .float-payout {
    color: var(--success);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}
#cart-draft-float .float-payout b { font-size: 16px; }
/* 有 sticky 面板时给 body 留底部空间 */
body:has(#cart-draft-float:not(.hidden)) { padding-bottom: 80px; }

/* Footer */
.site-footer {
    margin-top: 52px;
    padding: 22px 0;
    color: var(--text-mute);
    font-size: 14px;
    border-top: 1px solid var(--border-soft);
}
.site-footer span + span { margin-left: 12px; }

/* Home */
.hero {
    padding: 12px 0 28px;
}
.hero h1 {
    margin: 0 0 10px;
    font-size: 32px;
    font-weight: 600;
}
.hero .subtitle {
    margin: 0;
    color: var(--text-soft);
    font-size: 16px;
}
.status-row {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
}
.status-card {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 14px 18px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.status-label {
    font-size: 14px;
    color: var(--text-mute);
}
.status-value {
    font-size: 17px;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 18px;
}
.feature-card {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 22px 24px;
    text-decoration: none;
    color: var(--text);
    transition: border-color 0.15s, box-shadow 0.15s;
}
.feature-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow);
}
.feature-card h2 {
    margin: 0 0 10px;
    font-size: 19px;
    font-weight: 600;
    color: var(--accent);
}
.feature-card p {
    margin: 0;
    font-size: 15px;
    color: var(--text-soft);
    line-height: 1.6;
}

/* 通用表格 */
table.data {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    font-size: 15px;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    overflow: hidden;
}
table.data th, table.data td {
    padding: 6px 10px;
    text-align: left;
    border-bottom: 1px solid var(--border-soft);
}
table.data td .btn,
table.data td .reason-btn,
table.data td .btn-sm {
    white-space: nowrap;
}
table.data th {
    background: var(--bg);
    color: var(--text-soft);
    font-weight: 500;
    font-size: 14px;
}
table.data tbody tr:hover { background: var(--accent-soft); }
table.data tbody tr.highlight { background: #fdf5e4; }

/* 列过滤行 */
table.data thead tr.filter-row th {
    padding: 6px 8px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    font-weight: normal;
}
.col-filter {
    width: 100%;
    padding: 5px 8px;
    font-size: 13px;
    border: 1px solid var(--border-soft);
    border-radius: 3px;
    background: var(--bg);
    color: var(--text);
    outline: none;
    box-sizing: border-box;
}
.col-filter:focus {
    border-color: var(--accent);
    background: var(--bg-card);
}

/* 分档徽章：S/A/B 用实色拉开对比，观察/排除用弱色 */
.grade {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    min-width: 24px;
    text-align: center;
}
.grade-s { background: #3d8060; color: #fff; font-weight: 600; }
.grade-a { background: #d68b2b; color: #fff; font-weight: 600; }
.grade-b { background: #6b8bb3; color: #fff; font-weight: 500; }
.grade-watch { background: #e0ddd3; color: var(--text-soft); }
.grade-exclude { background: #c85a5a; color: #fff; }

/* Tab */
.tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
    margin-bottom: 18px;
}
.tabs a {
    padding: 10px 18px;
    color: var(--text-soft);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    font-size: 16px;
}
.tabs a.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

/* 表单 */
.form-row {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-bottom: 14px;
}
.form-row label {
    font-size: 15px;
    color: var(--text-soft);
    min-width: 90px;
}
input[type=text], input[type=number], select {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg-card);
    font-size: 16px;
    color: var(--text);
    outline: none;
}
input:focus, select:focus { border-color: var(--accent); }
button, .btn {
    padding: 8px 18px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    text-decoration: none;
    display: inline-block;
}
button:hover, .btn:hover { background: #335d91; }
.btn-ghost {
    background: var(--bg-card);
    color: var(--text-soft);
    border: 1px solid var(--border);
}
.btn-ghost:hover { background: var(--accent-soft); color: var(--accent); }
.btn-sm {
    padding: 5px 14px;
    font-size: 14px;
    border-radius: 12px;
}

/* 表格"操作"列：两个按钮水平排列，不换行，之间 6px 间距 */
table.data td.actions-col {
    white-space: nowrap;
}
table.data td.actions-col > * + * {
    margin-left: 6px;
}

/* 筛选页 */
.summary {
    margin-left: 14px;
    font-size: 14px;
    color: var(--text-soft);
}
.summary .grade { margin-left: 4px; }
.section-title {
    margin: 28px 0 10px;
    font-size: 17px;
    font-weight: 600;
    color: var(--text);
}
table.data td.mono, table.data td.d-value {
    font-family: "SF Mono", Menlo, Consolas, "Courier New", monospace;
    font-variant-numeric: tabular-nums;
}
table.data td.d-value { font-weight: 600; color: var(--accent); }
table.data td.reasons {
    font-size: 13px;
    color: var(--text-soft);
    line-height: 1.5;
}

/* 原因按钮 + 弹浮层 */
.reason-btn {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text-soft);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 13px;
    cursor: pointer;
    white-space: nowrap;
}
.reason-btn:hover,
.reason-btn.active {
    background: var(--accent-soft);
    color: var(--accent);
    border-color: var(--accent);
}
.reason-popover {
    position: fixed;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 16px;
    min-width: 280px;
    max-width: 420px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
    font-size: 14px;
    color: var(--text);
    line-height: 1.8;
    z-index: 1000;
}
.reason-popover > div {
    padding: 2px 0;
}
.reason-popover .popover-title {
    font-weight: 600;
    font-size: 13px;
    color: var(--text-soft);
    margin-bottom: 6px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--border-soft);
}
.empty-note {
    padding: 28px;
    background: var(--bg-card);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    text-align: center;
    color: var(--text-soft);
    margin-top: 20px;
}
code {
    background: var(--bg);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 14px;
    color: var(--accent);
}

/* 预测页 */
.predict-result-card {
    background: var(--bg-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 22px 26px;
    margin-top: 18px;
    box-shadow: var(--shadow);
}
.predict-row {
    display: flex;
    align-items: baseline;
    gap: 14px;
    margin-bottom: 14px;
}
.predict-name {
    font-size: 20px;
    font-weight: 600;
    color: var(--text);
}
.predict-meta {
    color: var(--text-soft);
    font-size: 14px;
}
.predict-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 14px;
    padding: 14px 0;
    border-top: 1px solid var(--border-soft);
    border-bottom: 1px solid var(--border-soft);
    margin-bottom: 16px;
}
.predict-grid > div { display: flex; flex-direction: column; gap: 3px; }
.predict-grid .label {
    font-size: 12px;
    color: var(--text-mute);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.predict-grid .value {
    font-size: 16px;
    font-variant-numeric: tabular-nums;
    color: var(--text);
}
.predict-core {
    display: flex;
    align-items: baseline;
    gap: 16px;
    padding: 8px 0;
}
.predict-core .label {
    font-size: 14px;
    color: var(--text-soft);
}
.predict-sp {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent);
    font-variant-numeric: tabular-nums;
}
.predict-delta {
    font-size: 16px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 10px;
    background: var(--bg);
    color: var(--text-soft);
}
.predict-delta.up { background: #e7f0ea; color: var(--success); }
.predict-delta.down { background: #f1e2e0; color: var(--danger); }
.predict-method {
    margin-top: 10px;
    color: var(--text-soft);
    font-size: 14px;
}
.predict-submodels {
    margin-top: 6px;
    color: var(--text-mute);
    font-size: 13px;
    display: flex;
    gap: 20px;
}
table.data td.up { color: var(--success); }
table.data td.down { color: var(--danger); }
table.data td.predict-sp {
    font-size: 15px;
    font-weight: 600;
    color: var(--accent);
}

/* 分析列表 */
.badge-playbook {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
}
.badge-hda { background: #e8eef5; color: #3b6ea5; }
.badge-sf  { background: #f1e8ed; color: #8b4a6a; }

.choices-cell {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    max-width: 520px;
}
.choice-chip {
    display: inline-flex;
    align-items: baseline;
    gap: 5px;
    padding: 3px 10px;
    background: #f1efe8;
    border: 1px solid var(--border-soft);
    border-radius: 12px;
    font-size: 12.5px;
    font-variant-numeric: tabular-nums;
    color: var(--text-soft);
}
.choice-chip em {
    font-style: normal;
    color: var(--text-mute);
    font-size: 11.5px;
}
.choice-chip b {
    color: var(--text);
    font-weight: 600;
}
.choice-chip .chip-d {
    color: var(--text-mute);
    font-size: 12px;
    margin-left: 3px;
    font-weight: 500;
}
/* 热档：D > 1.10 — 实琥珀 */
.choice-chip.chip-hot {
    background: #f0c870;
    border-color: #c19126;
    color: #5e400a;
}
.choice-chip.chip-hot b { color: #3d2a05; }
.choice-chip.chip-hot .chip-d {
    color: #3d2a05;
    font-weight: 700;
    font-size: 13px;
}
/* 冷档：D < 0.90 — 实冷蓝 */
.choice-chip.chip-cold {
    background: #a8c2e0;
    border-color: #5580b5;
    color: #1e4575;
}
.choice-chip.chip-cold b { color: #0f2d55; }
.choice-chip.chip-cold .chip-d {
    color: #0f2d55;
    font-weight: 700;
    font-size: 13px;
}

.score-done {
    color: var(--success);
    font-weight: 600;
}
.score-pending {
    color: var(--text-mute);
    font-size: 13px;
}

/* ─────────────────────────────────────────────
 * 方向文字通用 tooltip（hover 0.3s 后显示对冲盘口说明）
 * 用 data-hedge 属性承载文案，比 title 更快且样式可控
 * ────────────────────────────────────────────*/
.dir-text {
    position: relative;
    border-bottom: 1px dashed var(--border);
    cursor: help;
    white-space: nowrap;
}
.dir-text:hover {
    border-bottom-color: var(--accent);
    color: var(--accent);
}
.dir-text[data-hedge]::after {
    content: attr(data-hedge);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    background: #1e1f2a;
    color: #fff;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0.02em;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.12s ease, visibility 0s linear 0.12s;
    z-index: 100;
}
/* 小箭头指向下方文字 */
.dir-text[data-hedge]::before {
    content: "";
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #1e1f2a;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.12s ease, visibility 0s linear 0.12s;
    pointer-events: none;
    z-index: 101;
}
/* hover 0.3s 后淡入，离开立即消失 */
.dir-text[data-hedge]:hover::after,
.dir-text[data-hedge]:hover::before {
    opacity: 1;
    visibility: visible;
    transition-delay: 0.3s;
}