/* 合买账本 · 交易类 App 风格：大数字、绿涨红跌、药丸按钮。只用系统字体，国内也能正常显示。 */
:root {
  --bg: #FFFFFF; --ink: #0B0F12; --sub: #69737C; --line: #ECEFF1; --fill: #F3F5F6; --card: #FFFFFF;
  --up: #0A9B57; --up-soft: #E2F5EA; --down: #DE4348; --down-soft: #FCE8E9;
  --cta: #0A9B57; --on-cta: #FFFFFF;
  --friend: #C8670A; --friend-soft: #FBEBD9; --on-friend: #FFFFFF;
  --warn: #8A5E00; --warn-soft: #FBF1D6;
  --shadow: rgba(11, 15, 18, .14); --scrim: rgba(11, 15, 18, .45);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", Roboto, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000; --ink: #F4F6F7; --sub: #8D969E; --line: #1B2024; --fill: #14181B; --card: #0B0E10;
    --up: #2FD27E; --up-soft: #0E2C1C; --down: #FF5D62; --down-soft: #331518;
    --cta: #2FD27E; --on-cta: #00170A;
    --friend: #EFA45C; --friend-soft: #3A2814; --on-friend: #1A0E00;
    --warn: #E3B84F; --warn-soft: #3A2F12;
    --shadow: rgba(0, 0, 0, .6); --scrim: rgba(0, 0, 0, .65);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font); font-size: 15px; line-height: 1.4; -webkit-text-size-adjust: 100%; -webkit-tap-highlight-color: transparent; }
body { padding-bottom: calc(76px + env(safe-area-inset-bottom, 0px)); }
#app { max-width: 480px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px;
  padding: calc(12px + env(safe-area-inset-top, 0px)) max(18px, env(safe-area-inset-right, 0px)) 24px max(18px, env(safe-area-inset-left, 0px)); }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; border: 0; background: none; padding: 0; cursor: pointer; text-align: inherit; }
button:disabled { opacity: .55; cursor: default; }
input, select, textarea { font: inherit; color: var(--ink); }
:focus-visible { outline: 2px solid var(--up); outline-offset: 2px; border-radius: 6px; }
.num { font-variant-numeric: tabular-nums; }
.up { color: var(--up); } .down { color: var(--down); } .muted { color: var(--sub); }
.sub { color: var(--sub); font-size: 12.5px; font-weight: 600; }
.center { text-align: center; display: block; }
.strike { text-decoration: line-through; color: var(--sub); }
.empty { color: var(--sub); margin: 0; padding: 6px 0; font-size: 14px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

.demo { display: flex; align-items: center; justify-content: space-between; gap: 10px; background: var(--warn-soft); color: var(--warn); border-radius: 12px; padding: 9px 12px; font-size: 12.5px; font-weight: 700; }
.totop { position: fixed; z-index: 25; width: 44px; height: 44px; border-radius: 50%; background: var(--ink); color: var(--bg); font-size: 20px; font-weight: 800; text-align: center; box-shadow: 0 4px 14px var(--shadow);
  right: max(16px, env(safe-area-inset-right, 0px), calc((100vw - 480px) / 2 + 16px)); bottom: calc(84px + env(safe-area-inset-bottom, 0px)); }

/* 头部 */
.hdr { display: flex; justify-content: space-between; align-items: center; min-height: 34px; }
.h-t { font-size: 26px; font-weight: 800; letter-spacing: -.01em; margin: 0; }
.avs { display: flex; }
.av { width: 30px; height: 30px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: 12.5px; font-weight: 800; font-style: normal; flex-shrink: 0; }
.avs .av + .av { margin-left: -8px; box-shadow: 0 0 0 2px var(--bg); }
.av.me { background: var(--ink); color: var(--bg); }
.av.fr { background: var(--friend); color: var(--on-friend); }
.av.sm { width: 20px; height: 20px; font-size: 10px; }
.chip-btn { display: inline-flex; align-items: center; gap: 5px; background: var(--fill); border-radius: 999px; padding: 7px 13px; font-weight: 800; font-size: 13px; }
.chip-btn svg, .cta svg, .note svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

/* 大数字 */
.hero-n { display: flex; flex-direction: column; gap: 3px; }
.lbl { font-size: 14px; color: var(--sub); font-weight: 700; }
.big { font-size: 42px; font-weight: 800; letter-spacing: -.025em; line-height: 1.05; }
.chg { font-size: 13px; color: var(--sub); font-weight: 600; }
.big2 { font-size: 26px; font-weight: 800; letter-spacing: -.015em; line-height: 1.15; }
.chart { display: block; width: 100%; height: auto; }
.chart .base { stroke: var(--sub); stroke-width: 1.2; stroke-dasharray: 1 4; stroke-linecap: round; }

/* 按钮 */
.btns { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.cta { display: inline-flex; align-items: center; justify-content: center; gap: 6px; text-align: center; background: var(--cta); color: var(--on-cta); font-weight: 800; border-radius: 999px; padding: 13px 14px; font-size: 15px; width: 100%; }
.cta.ghost { background: var(--fill); color: var(--ink); }
.cta.danger { background: var(--down); color: #FFFFFF; }
.pill { display: inline-flex; align-items: center; justify-content: center; background: var(--ink); color: var(--bg); font-weight: 800; border-radius: 999px; padding: 8px 13px; font-size: 13px; white-space: nowrap; flex-shrink: 0; }
.pill.small { padding: 6px 11px; font-size: 12px; }
.link { color: var(--up); font-weight: 800; font-size: 14px; text-align: center; padding: 6px; }
.link.left { text-align: left; padding: 0; }

/* 横幅 */
.banner { display: flex; gap: 12px; align-items: center; justify-content: space-between; background: var(--fill); border-radius: 16px; padding: 12px 14px; }
.banner > div { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.banner.warn { background: var(--warn-soft); }
.banner.bad { background: var(--down-soft); }

/* 列表 */
.sec-t { font-size: 19px; font-weight: 800; letter-spacing: -.01em; padding-top: 6px; display: flex; justify-content: space-between; align-items: baseline; }
.more { font-size: 13px; color: var(--sub); font-weight: 700; }
.list { display: flex; flex-direction: column; }
.li { display: flex; align-items: center; gap: 11px; padding: 11px 0; border-top: 1px solid var(--line); width: 100%; }
.li:first-child { border-top: 0; }
.li-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.li-main b { font-weight: 800; font-size: 14.5px; }
.li-main .sub { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.li .r { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; flex-shrink: 0; }
.amt { font-weight: 800; white-space: nowrap; }
.amt2 { display: flex; flex-direction: column; align-items: flex-end; font-size: 12.5px; font-weight: 800; white-space: nowrap; }
.chev { color: var(--sub); font-size: 22px; line-height: 1; }
.ic-c { width: 34px; height: 34px; border-radius: 50%; background: var(--fill); display: inline-flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 800; flex-shrink: 0; color: var(--sub); }
.ic-c.ok { background: var(--up-soft); color: var(--up); }
.ic-c.no { background: var(--down-soft); color: var(--down); }
.ic-c.fr { background: var(--friend); color: var(--on-friend); }
.ic-c.me { background: var(--ink); color: var(--bg); }
.tag { font-size: 11px; padding: 2px 7px; border-radius: 6px; font-weight: 800; color: var(--sub); background: var(--fill); white-space: nowrap; }
.tag.wait { background: var(--warn-soft); color: var(--warn); }
.tag.ok { background: var(--up-soft); color: var(--up); }

/* 导航 */
.nav { display: grid; grid-template-columns: 44px 1fr 44px; align-items: center; min-height: 40px; }
.nav .x { font-size: 22px; font-weight: 700; line-height: 1; padding: 6px 0; }
.nav-t { text-align: center; display: flex; flex-direction: column; min-width: 0; }
.nav-t b { font-size: 16px; font-weight: 800; }
.nav .r { justify-self: end; }
.done { background: var(--fill); color: var(--sub); font-weight: 800; font-size: 11px; padding: 4px 8px; border-radius: 999px; white-space: nowrap; }
.tabs2 { display: flex; gap: 22px; border-bottom: 1px solid var(--line); font-weight: 800; color: var(--sub); font-size: 15px; }
.tabs2 > * { padding: 8px 0; }
.tabs2 .on { color: var(--ink); box-shadow: inset 0 -2.5px 0 var(--ink); }

/* 单选样式（隐藏原生圆点） */
.radios label { position: relative; display: block; cursor: pointer; }
.radios input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.radios input:focus-visible + span { outline: 2px solid var(--up); outline-offset: 2px; }
.tabs2.radios label span { display: block; }
.tabs2.radios input:checked + span { color: var(--ink); box-shadow: inset 0 -2.5px 0 var(--ink); padding-bottom: 8px; margin-bottom: -8px; }
.seg { display: grid; grid-template-columns: 1fr 1fr; background: var(--fill); border-radius: 12px; padding: 3px; gap: 3px; }
.seg > * > span, .seg > button { display: flex; align-items: center; justify-content: center; gap: 6px; padding: 9px; border-radius: 9px; font-weight: 800; color: var(--sub); text-align: center; }
.seg input:checked + span, .seg > button.on { background: var(--card); color: var(--ink); box-shadow: 0 1px 4px var(--shadow); }
.yn { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.yn-b { border-radius: 12px; padding: 13px 8px; text-align: center; font-weight: 800; font-size: 15px; }
.yn-b.yes { background: var(--up-soft); color: var(--up); }
.yn-b.no { background: var(--down-soft); color: var(--down); }
.yn.radios label > span { display: block; border-radius: 12px; padding: 13px 8px; text-align: center; font-weight: 800; font-size: 15px; background: var(--fill); color: var(--sub); }
.yn.radios input:checked + span { background: var(--up); color: var(--on-cta); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips label span { display: inline-block; padding: 7px 13px; border-radius: 999px; background: var(--fill); font-weight: 700; font-size: 13.5px; color: var(--sub); }
.chips input:checked + span { background: var(--ink); color: var(--bg); }

/* 表单 */
.form { display: flex; flex-direction: column; gap: 12px; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field > span, .field-l { font-size: 12.5px; color: var(--sub); font-weight: 700; }
.field-l { margin-bottom: -5px; }
.in { width: 100%; background: var(--fill); border: 1px solid transparent; border-radius: 12px; padding: 12px 13px; font-size: 16px; }
.in:focus { border-color: var(--up); outline: none; }
select.in { appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--sub) 50%), linear-gradient(135deg, var(--sub) 50%, transparent 50%); background-position: calc(100% - 18px) 52%, calc(100% - 13px) 52%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 32px; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.newgame { display: flex; flex-direction: column; gap: 8px; }
.tk-rows { display: flex; flex-direction: column; }
.tk { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-weight: 700; }
.tk > span:first-child { flex-shrink: 0; }
.tk-in { font-size: 19px; font-weight: 800; text-align: right; border: 0; background: transparent; width: 100%; min-width: 0; padding: 2px 0; }
.tk-in:focus { outline: none; color: var(--up); }
.tk-in.small { font-size: 15px; font-weight: 700; }
.tk-in::placeholder { color: var(--sub); font-weight: 600; font-size: 15px; }
.tk.sum { border-bottom: 0; padding: 3px 0; }
.tk.check input { width: 22px; height: 22px; accent-color: var(--up); flex-shrink: 0; }
.seg.small > * > span { font-size: 13px; padding: 8px 6px; }
.tk.sum b { font-size: 16px; font-weight: 800; }
.summary { display: flex; flex-direction: column; gap: 6px; }
.summary:empty { display: none; }
.note { display: flex; gap: 7px; align-items: flex-start; background: var(--fill); border-radius: 12px; padding: 10px 12px; font-size: 13px; color: var(--sub); font-weight: 600; }
.err { color: var(--down); font-weight: 700; font-size: 13.5px; margin: 0; }
.kv { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-weight: 700; padding: 2px 0; }

/* 登录 / 建账本 */
.auth { display: flex; flex-direction: column; gap: 14px; padding-top: 24px; }
.auth .sub { font-size: 14px; }
.logo { display: flex; }
.logo .av { width: 46px; height: 46px; font-size: 19px; }
.logo .av + .av { margin-left: -10px; box-shadow: 0 0 0 3px var(--bg); }
.card-form { display: flex; flex-direction: column; gap: 10px; border: 1px solid var(--line); border-radius: 18px; padding: 16px; }
.card-form b { font-size: 16px; }

/* 比赛详情 */
.outcome { display: flex; gap: 12px; align-items: center; }
.ok-big { width: 44px; height: 44px; border-radius: 50%; background: var(--up); color: var(--on-cta); display: inline-flex; align-items: center; justify-content: center; font-size: 21px; font-weight: 800; flex-shrink: 0; }
.pos { border: 1px solid var(--line); border-radius: 16px; padding: 12px 13px; display: flex; flex-direction: column; gap: 10px; }
.pos-h { display: flex; align-items: center; gap: 7px; font-weight: 800; }
.pos-h .sub { margin-left: auto; text-align: right; }
.pos-g { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
.pos-g div { display: flex; flex-direction: column; }
.pos-g b { font-weight: 800; font-size: 15px; }

/* 战绩 */
.cmp { display: grid; grid-template-columns: auto 1fr 1fr; column-gap: 10px; }
.cmp > * { padding: 10px 0; border-bottom: 1px solid var(--line); }
.cmp .hd { display: flex; align-items: center; gap: 6px; justify-content: flex-end; font-weight: 800; }
.cmp .v { text-align: right; font-weight: 800; }
.cmp .k { color: var(--sub); font-weight: 700; }
.slip { background: var(--fill); border-radius: 16px; padding: 14px; display: flex; flex-direction: column; gap: 4px; }
.bars { display: flex; flex-direction: column; gap: 7px; padding-top: 8px; }
.bar-row { display: grid; grid-template-columns: 52px 1fr 40px; gap: 8px; align-items: center; font-size: 12.5px; font-weight: 700; }
.bar-row > span:last-child { text-align: right; }
.bar { height: 8px; background: var(--line); border-radius: 4px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--friend); border-radius: 4px; }
.bar i.neg { background: var(--up); }

/* 对账单 */
.stmt-preview { border: 1px solid var(--line); border-radius: 18px; overflow: hidden; background: #FFFFFF; }
.stmt-preview img { display: block; width: 100%; height: auto; min-height: 120px; -webkit-touch-callout: default; }

/* 弹层 */
.sheet { position: fixed; inset: 0; background: var(--scrim); display: flex; align-items: flex-end; justify-content: center; z-index: 30; padding: 0 max(10px, env(safe-area-inset-right, 0px)) calc(10px + env(safe-area-inset-bottom, 0px)) max(10px, env(safe-area-inset-left, 0px)); }
.sheet-card { background: var(--card); border-radius: 22px; padding: 18px; width: 100%; max-width: 460px; display: flex; flex-direction: column; gap: 12px; max-height: 85vh; overflow-y: auto; }
.sheet-card h3 { margin: 0; font-size: 18px; font-weight: 800; }
.sheet-card p { margin: 0; font-size: 14px; }
.dl { display: grid; grid-template-columns: auto 1fr; gap: 8px 14px; margin: 0; font-size: 14px; }
.dl dt { color: var(--sub); font-weight: 700; }
.dl dd { margin: 0; text-align: right; font-weight: 700; overflow-wrap: anywhere; }
.toast { position: fixed; left: 50%; transform: translateX(-50%); bottom: calc(88px + env(safe-area-inset-bottom, 0px)); background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 999px; font-weight: 700; font-size: 14px; z-index: 40; max-width: calc(100% - 32px); text-align: center; box-shadow: 0 4px 16px var(--shadow); }
.toast.bad { background: var(--down); color: #FFFFFF; }

/* 底部标签栏 */
.tabbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; background: var(--bg); border-top: 1px solid var(--line);
  padding: 8px max(4px, env(safe-area-inset-right, 0px)) calc(8px + env(safe-area-inset-bottom, 0px)) max(4px, env(safe-area-inset-left, 0px)); }
.tabbar-in { max-width: 480px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; font-size: 10.5px; font-weight: 700; color: var(--sub); }
.tabbar a { display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 2px 0; }
.tabbar a.on { color: var(--ink); }
.tabbar svg { width: 23px; height: 23px; stroke: currentColor; fill: none; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }

/* Kalshi 待分配 */
.kx-list { display: flex; flex-direction: column; gap: 10px; }
.kx { border: 1px solid var(--line); border-radius: 16px; padding: 11px 12px; display: flex; flex-direction: column; gap: 10px; }
.kx-h { display: flex; gap: 10px; align-items: flex-start; }
.kx-h .li-main .sub { white-space: normal; }
.kx-btns { display: grid; grid-template-columns: 1fr 1fr auto; gap: 8px; }
.kx-b { border-radius: 999px; padding: 9px 12px; font-weight: 800; font-size: 14px; text-align: center; }
.kx-b.me { background: var(--ink); color: var(--bg); }
.kx-b.fr { background: var(--friend); color: var(--on-friend); }
.kx-b.ghost { background: var(--fill); color: var(--sub); }
.token-box { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; background: var(--warn-soft); border-radius: 16px; padding: 14px; }
.token-box .tok { display: block; width: 100%; font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 13px; background: var(--bg); border-radius: 10px; padding: 10px; overflow-wrap: anywhere; user-select: all; }
.steps { margin: 0; padding-left: 1.3em; display: flex; flex-direction: column; gap: 6px; font-size: 14px; }
.steps a { color: var(--up); font-weight: 700; text-decoration: underline; }
.steps code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 12.5px; background: var(--bg); padding: 1px 5px; border-radius: 5px; }