/* my_home_v2 全站样式 — 简洁、柔和、大字号友好（父母记账端友好） */
:root {
  --bg: #f7f7f8; --card: #ffffff; --ink: #1a1a1a; --muted: #6b7280;
  --line: #e5e7eb; --accent: #2563eb; --accent2: #7c3aed;
  --ok: #059669; --warn: #d97706; --err: #dc2626;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg); color: var(--ink); line-height: 1.7; font-size: 16px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
.small { font-size: .85em; }
.empty { color: var(--muted); padding: 16px 0; }
h1.page-title { margin: .4em 0; }

/* topbar */
.topbar { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; height: 54px; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 17px; color: var(--ink); letter-spacing: .3px; }
.brand:hover { text-decoration: none; color: var(--accent); }
.nav { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; font-size: 15px; }
.user-chip { color: var(--muted); font-size: 13px; }
.inline-form { display: inline; margin: 0; }
button.linklike { background: none; border: none; color: var(--accent); cursor: pointer; font-size: 15px; padding: 0; }
button.linklike:hover { text-decoration: underline; }

/* main */
main.wrap { min-height: 62vh; padding-top: 22px; padding-bottom: 40px; }
.flashes { margin-bottom: 14px; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 8px; border: 1px solid var(--line); background: var(--card); }
.flash-success { border-color: #a7e8cd; background: #e6faf0; color: #065f46; }
.flash-danger, .flash-error { border-color: #f3c1c1; background: #fdeeee; color: #991b1b; }
.flash-warning { border-color: #f3ddb6; background: #fef7e9; color: #92560a; }
.flash-info { border-color: #c7d8f5; background: #eef3fd; color: #1e4e9c; }

/* hero + sections */
.hero { padding: 26px 0 8px; }
.hero h1 { margin: 0 0 4px; font-size: 28px; letter-spacing: 1px; }
.section-title { border-bottom: 1px solid var(--line); padding-bottom: 6px; margin: 22px 0 12px; }
.cols { display: grid; grid-template-columns: 1fr 230px; gap: 24px; align-items: start; }
.col-side { position: sticky; top: 70px; }
@media (max-width: 760px) { .cols { grid-template-columns: 1fr; } .col-side { position: static; } }

/* cards */
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin-bottom: 12px; }
.card h2, .card h3 { margin: 6px 0 4px; font-size: 17px; }
.card-meta { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.chip { background: #eef3fd; color: #1e4e9c; padding: 1px 9px; border-radius: 999px; font-size: 12.5px; }
.rating { color: var(--accent2); font-weight: 600; }
.featured-card { border-left: 4px solid var(--accent2); }
.article-row h3 a { color: var(--ink); }
.article-row h3 a:hover { color: var(--accent); }
.summary { color: var(--muted); margin: 2px 0; }
.category-list { list-style: none; padding: 0; margin: 0; }
.category-list li { padding: 6px 0; border-bottom: 1px dashed var(--line); display: flex; justify-content: space-between; }
.plain-list { padding-left: 18px; }

/* grid on dashboard */
.grid4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; margin: 14px 0 8px; }
.dash-card { display: block; color: var(--ink); }
.dash-card:hover { text-decoration: none; border-color: var(--accent); }
.dash-label { font-size: 13px; color: var(--muted); }
.dash-value { font-size: 26px; font-weight: 700; margin: 2px 0; }

/* forms */
.auth-card { max-width: 420px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 22px 26px; margin: 24px auto; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 14px; margin-bottom: 4px; }
.input { width: 100%; padding: 9px 11px; border: 1px solid #d1d5db; border-radius: 8px; font-size: 16px; }
.input:focus { outline: 2px solid #bfdbfe; border-color: var(--accent); }
.ferr { display: block; color: var(--err); font-size: 13px; margin-top: 3px; }
.check { font-size: 14px; display: block; margin-bottom: 12px; }
.btn { display: inline-block; border: 1px solid var(--line); background: var(--card); color: var(--ink);
  padding: 8px 18px; border-radius: 8px; font-size: 15px; cursor: pointer; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: #1d4ed8; }

/* post */
.post { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 24px 30px; margin-top: 12px; }
.post-title { margin: 6px 0 8px; font-size: 26px; }
.post-meta { color: var(--muted); font-size: 13px; display: flex; gap: 14px; flex-wrap: wrap; border-bottom: 1px solid var(--line); padding-bottom: 12px; }
.post-body { margin-top: 16px; overflow-wrap: break-word; }
.post-body h1,.post-body h2,.post-body h3 { margin-top: 1.4em; }
.post-body pre { background: #1f2937; color: #e5e7eb; padding: 14px; border-radius: 8px; overflow-x: auto; }
.post-body code { background: #f3f4f6; padding: .1em .35em; border-radius: 4px; font-size: .92em; }
.post-body pre code { background: none; padding: 0; }
.post-body table { border-collapse: collapse; margin: 12px 0; }
.post-body th, .post-body td { border: 1px solid var(--line); padding: 6px 10px; }
.post-body img { max-width: 100%; height: auto; }
.tags { margin-top: 18px; }
.tag { display: inline-block; background: #f3f4f6; padding: 2px 10px; border-radius: 999px; margin-right: 6px; font-size: 13px; color: var(--muted); }
.crumb { font-size: 13px; color: var(--muted); margin: 8px 0; }
.footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; padding: 18px 0 30px; margin-top: 30px; text-align: center; }

/* tasks 模块 */
.add-bar { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0 18px; }
.add-bar .input { flex: 0 0 auto; width: auto; }
.add-bar .grow { flex: 1 1 220px; }
.add-bar.side { margin-top: 8px; }
.task-row { display: flex; align-items: center; gap: 8px; background: var(--card);
  border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; margin-bottom: 8px; }
.task-row.done { opacity: .55; }
.task-row.done .task-content { text-decoration: line-through; color: var(--muted); }
.task-body { flex: 1; display: flex; flex-direction: column; }
.check-btn { border: none; background: none; font-size: 20px; cursor: pointer; color: var(--accent); padding: 0 4px; }
.del { color: var(--err) !important; }
.prio { border-radius: 6px; padding: 0 6px; font-size: 12px; margin-left: 4px; }
.prio-high { background: #fee2e2; color: #b91c1c; }
.prio-low { background: #eef3fd; color: #1e4e9c; }
.warn-title { color: var(--warn); }
.done-box { margin-top: 10px; }
.done-box summary { cursor: pointer; color: var(--muted); }
.category-list .active { font-weight: 700; }

/* finance */
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.btn-big { font-size: 18px; padding: 10px 26px; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin: 14px 0; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; }
.stat-label { display: block; font-size: 13px; color: var(--muted); }
.num { font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }
.num.income, .income { color: var(--ok); }
.num.expense, .expense { color: var(--err); }
.num.pos { color: var(--ok); }
.num.neg { color: var(--err); }
.warn-card { border-left: 4px solid var(--warn); }
.tbl { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; font-size: 14px; }
.tbl th { background: #f3f4f6; text-align: left; padding: 8px 10px; }
.tbl td { padding: 7px 10px; border-top: 1px solid var(--line); vertical-align: middle; }
.tag-income { background: #e6faf0; color: #065f46; padding: 1px 8px; border-radius: 6px; font-size: 12.5px; }
.tag-expense { background: #fdeeee; color: #991b1b; padding: 1px 8px; border-radius: 6px; font-size: 12.5px; }
.tag-outstanding, .tag-settled { font-size: 12.5px; }
.filter-bar { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0 14px; }
.form-lg { max-width: 640px; margin-top: 14px; padding: 20px 24px; }
.type-btns { display: flex; gap: 14px; margin-bottom: 16px; }
.type-btn { flex: 1; cursor: pointer; }
.type-btn input { display: none; }
.type-btn .big { display: block; text-align: center; border: 2px solid var(--line); border-radius: 12px; padding: 18px 0; font-size: 22px; font-weight: 700; }
.type-btn input:checked + .big.income { border-color: var(--ok); background: #e6faf0; color: #065f46; }
.type-btn input:checked + .big.expense { border-color: var(--err); background: #fdeeee; color: #991b1b; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 640px) { .two-col { grid-template-columns: 1fr; } }
.money-input { font-size: 28px; padding: 12px; text-align: right; }
.form-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 8px; }
.btn.mini { padding: 2px 10px; font-size: 13px; }
.pager { display: flex; gap: 12px; align-items: center; margin: 12px 0; }
.group-head { display: flex; justify-content: space-between; align-items: baseline; }
.group-head h2 { margin: 0 0 6px; font-size: 18px; }
.chart { display: flex; align-items: flex-end; gap: 18px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px; overflow-x: auto; }
.chart-col { display: flex; flex-direction: column; align-items: center; min-width: 90px; }
.bars { display: flex; align-items: flex-end; gap: 4px; height: 180px; }
.bar { width: 22px; border-radius: 4px 4px 0 0; }
.bar.income { background: var(--ok); }
.bar.expense { background: var(--err); }
.chart-label { margin-top: 6px; font-size: 12.5px; color: var(--muted); }
.chart-nums { margin-top: 4px; text-align: center; line-height: 1.5; }

/* ai */
.grid-kb { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; }
.kb-card h3 { margin: 0 0 4px; }
.chat-box { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px; margin: 8px 0 14px; max-height: 56vh; overflow-y: auto; }
.msg { margin-bottom: 10px; padding: 8px 12px; border-radius: 10px; max-width: 88%; }
.msg.user { background: #eef3fd; margin-left: auto; }
.msg.ai { background: #f3f4f6; }
.who { font-size: 12px; color: var(--muted); margin-bottom: 2px; }
.msg .text { white-space: pre-wrap; overflow-wrap: break-word; }
.sources { margin-top: 4px; }
.src-chip { background: #fef3c7; color: #92560a; font-size: 12px; border-radius: 6px; padding: 0 6px; margin-right: 4px; }
.chat-form { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.chat-form .chat-input { flex: 1 1 300px; min-height: 52px; }
.exam-result { white-space: pre-wrap; line-height: 1.9; }