/* Trading Bot webapp 5.03.5 — กลางคืน / กลางวัน (ตามเครื่อง หรือกดสลับ) */
:root, :root[data-theme="night"] {
  --bg:#0E1116; --card:#171B22; --line:#262C36; --line2:#222832; --nav:#12161C; --text:#E7EAF0; --muted:#9AA3B2;
  --text2:#B8C0CC; --link:#8FB8FF; --accent:#6EA8FE; --up:#34D3A6; --down:#FFA674; --okText:#7FE6C6; --okBg:#10261F;
  --okLine:#1F5A47; --badBg:#2E1A12; --badLine:#6B3A22; --badText:#FFB48A; --tagBg:#2A1E16; --btnLine:#2E3B52;
  --seg:#2A3550; --axis:#3A4352; --ref:#C9D1DE; --off:#323946; --primary:#3E7BEA; --input:#2E3646;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="night"]) {
    --bg:#F4F5F7; --card:#FFFFFF; --line:#DCE0E6; --line2:#ECEEF2; --nav:#FFFFFF; --text:#14171C; --muted:#5A6371;
    --text2:#3E4652; --link:#1D5BD8; --accent:#2F6FE4; --up:#0B7F60; --down:#B84E16; --okText:#0B6F53; --okBg:#E3F4ED;
    --okLine:#A6D9C5; --badBg:#FBEADF; --badLine:#E7B798; --badText:#9A3F10; --tagBg:#FBE6D8; --btnLine:#C3D1EA;
    --seg:#E1E8F6; --axis:#B5BDC9; --ref:#38414E; --off:#C7CDD6; --primary:#2F6FE4; --input:#C9D0DA;
    color-scheme: light;
  }
}
:root[data-theme="day"] {
  --bg:#F4F5F7; --card:#FFFFFF; --line:#DCE0E6; --line2:#ECEEF2; --nav:#FFFFFF; --text:#14171C; --muted:#5A6371;
  --text2:#3E4652; --link:#1D5BD8; --accent:#2F6FE4; --up:#0B7F60; --down:#B84E16; --okText:#0B6F53; --okBg:#E3F4ED;
  --okLine:#A6D9C5; --badBg:#FBEADF; --badLine:#E7B798; --badText:#9A3F10; --tagBg:#FBE6D8; --btnLine:#C3D1EA;
  --seg:#E1E8F6; --axis:#B5BDC9; --ref:#38414E; --off:#C7CDD6; --primary:#2F6FE4; --input:#C9D0DA;
  color-scheme: light;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body { font-family: "IBM Plex Sans Thai", "Leelawadee UI", "Noto Sans Thai", system-ui, sans-serif; -webkit-text-size-adjust: 100%; }
.mono, .num { font-family: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace; font-variant-numeric: tabular-nums; }
a { color: var(--link); }
button { font: inherit; color: inherit; }
[hidden] { display: none !important; }
#app { max-width: 560px; margin: 0 auto; min-height: 100vh; }
h1 { font-size: 22px; margin: 0; font-weight: 700; }
.muted { color: var(--muted); } .small { font-size: 12px; } .center { text-align: center; }
.row { display: flex; align-items: center; } .gap8 { gap: 8px; } .between { justify-content: space-between; }
.up { color: var(--up); } .down { color: var(--down); }

/* login */
.login { min-height: 100vh; padding: 24px; display: flex; flex-direction: column; justify-content: center; gap: 14px; }
.login .logo { width: 72px; height: 72px; margin: 0 auto; border-radius: 20px; background: var(--card); border: 1px solid var(--line); color: var(--accent); display: flex; align-items: center; justify-content: center; }
.login h1, .login > p { text-align: center; }
.loginform { display: flex; flex-direction: column; gap: 12px; margin-top: 12px; }
.loginform label { font-size: 13px; color: var(--text2); }
.loginform input[type=password] { min-height: 48px; padding: 0 14px; border-radius: 12px; border: 1px solid var(--input); background: var(--card); color: var(--text); font-size: 16px; }
.check { display: flex; align-items: center; gap: 10px; min-height: 44px; }
.check input { width: 20px; height: 20px; accent-color: var(--primary); }
.primary { min-height: 50px; border: 0; border-radius: 12px; background: var(--primary); color: #fff; font-weight: 600; font-size: 15px; cursor: pointer; }
.err { color: var(--down); min-height: 1.2em; margin: 0; font-size: 13px; }

/* main */
#main { display: flex; flex-direction: column; min-height: 100vh; }
.top { display: flex; justify-content: space-between; align-items: center; padding: calc(16px + env(safe-area-inset-top)) 16px 6px; }
.iconbtn { width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; border-radius: 12px; border: 1px solid var(--line); background: var(--card); color: var(--text); cursor: pointer; }
.iconbtn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 999px; font-size: 13px; font-weight: 600; background: var(--card); border: 1px solid var(--line); }
.pill::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.pill.ok { background: var(--okBg); border-color: var(--okLine); color: var(--okText); } .pill.ok::before { background: var(--up); }
.pill.bad { background: var(--badBg); border-color: var(--badLine); color: var(--badText); } .pill.bad::before { background: var(--down); }
.stale { margin: 0 16px 6px; padding: 8px 12px; border-radius: 10px; background: var(--badBg); border: 1px solid var(--badLine); color: var(--badText); font-size: 12px; }
.view { flex: 1 1 auto; padding: 6px 16px calc(96px + env(safe-area-inset-bottom)); display: flex; flex-direction: column; gap: 12px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.card.flush { padding: 0; gap: 0; }
.big { font-size: 34px; font-weight: 600; letter-spacing: -0.5px; }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.kv { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.kv .k { font-size: 11px; color: var(--muted); } .kv .v { font-size: 14px; }
.stat .v { font-size: 20px; font-weight: 600; }
.bar { height: 6px; border-radius: 3px; background: var(--line); overflow: hidden; } .bar > i { display: block; height: 6px; border-radius: 3px; background: var(--accent); }
.bar.hot > i { background: var(--down); }
.ok-box { background: var(--okBg); border: 1px solid var(--okLine); color: var(--okText); border-radius: 12px; padding: 10px 12px; font-size: 12px; }
.bad-box { background: var(--badBg); border: 1px solid var(--badLine); color: var(--badText); border-radius: 12px; padding: 10px 12px; font-size: 12px; }
.list .item { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--line2); }
.list .item:last-child { border-bottom: 0; }
.item .t { font-size: 14px; font-weight: 600; } .item .s { font-size: 12px; color: var(--muted); }
.tag { font-size: 11px; font-weight: 600; padding: 3px 8px; border-radius: 6px; background: var(--tagBg); color: var(--down); }
.tag.long { background: var(--okBg); color: var(--okText); }
.seg { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 4px; }
.seg button { min-height: 44px; border: 0; border-radius: 9px; background: transparent; color: var(--muted); cursor: pointer; }
.seg button.on { background: var(--seg); color: var(--text); font-weight: 600; }
.ghost { min-height: 44px; padding: 0 14px; border: 1px solid var(--btnLine); border-radius: 10px; background: transparent; color: var(--link); cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; }
.switch { flex: 0 0 auto; width: 52px; height: 32px; border-radius: 16px; border: 0; padding: 3px; display: flex; cursor: pointer; background: var(--off); justify-content: flex-start; }
.switch[aria-pressed="true"] { background: var(--primary); justify-content: flex-end; }
.switch span { width: 26px; height: 26px; border-radius: 50%; background: #F4F6FA; }
.note { display: flex; gap: 10px; padding: 10px 12px; }
.note i { flex: 0 0 4px; border-radius: 2px; background: var(--accent); }
.note.k-guard i, .note.k-dead i { background: var(--down); } .note.k-trade i { background: var(--up); }
.chart { position: relative; height: 150px; display: grid; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: 4px; }
.chart .zero { position: absolute; left: 0; right: 0; height: 1px; background: var(--axis); }
.chart .col { position: relative; }
.chart .b { position: absolute; left: 1px; right: 1px; border-radius: 3px; background: var(--accent); }
.chart .b.neg { background: var(--down); } .chart .b.cur { opacity: .6; }
.chart .r { position: absolute; left: -1px; right: -1px; height: 2px; background: var(--ref); }
.xlab { display: grid; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: 4px; font-size: 9px; color: var(--muted); text-align: center; }
.legend { display: flex; gap: 14px; font-size: 11px; color: var(--muted); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend .sw { width: 10px; height: 10px; border-radius: 2px; background: var(--accent); } .legend .ln { width: 10px; height: 2px; background: var(--ref); }
.tabs { position: fixed; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); max-width: 560px; margin: 0 auto; border-top: 1px solid var(--line); background: var(--nav); padding: 6px 4px calc(10px + env(safe-area-inset-bottom)); }
.tabs button { display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 8px 0; border: 0; background: transparent; color: var(--muted); font-size: 11px; cursor: pointer; min-height: 44px; }
.tabs button svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.tabs button.on { color: var(--link); }
.empty { padding: 24px; text-align: center; color: var(--muted); font-size: 13px; }
.th { font-family: "IBM Plex Sans Thai", "Leelawadee UI", "Noto Sans Thai", system-ui, sans-serif; }
.card.note { flex-direction: row; }