/* MarketFlow — calm visual system. Light default, dark optional.
   Color discipline: red = a decision is waiting · amber = watch / stale · green = on track. */
:root {
  --bg: #F6F7F9; --card: #FFFFFF; --card2: #F1F3F6;
  --line: #E5E8EE; --line2: #CDD4DF;
  --text: #16212F; --dim: #516073; --faint: #8B99AB;
  --accent: #2563EB; --accent-bg: #EDF3FE;
  --red: #C42333; --red-bg: #FCEDEE;
  --amber: #92600A; --amber-bg: #FCF4E3;
  --green: #16794C; --green-bg: #E9F6EF;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(22,33,47,.05);
}
[data-theme="dark"] {
  --bg: #0E141D; --card: #161E2A; --card2: #1C2634;
  --line: #263242; --line2: #35455C;
  --text: #E8EDF4; --dim: #9FAEC1; --faint: #67788D;
  --accent: #6EA0F5; --accent-bg: #1B2A45;
  --red: #F0798A; --red-bg: #3A1D24;
  --amber: #E5B45E; --amber-bg: #372B14;
  --green: #55C68C; --green-bg: #14311F;
  --shadow: none;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body { background: var(--bg); color: var(--text); font: 14px/1.5 Inter, system-ui, sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 18px; font-weight: 600; }
h2 { font-size: 13px; font-weight: 600; color: var(--dim); margin-bottom: 10px; }
h3 { font-size: 16px; font-weight: 600; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, select, textarea { font: inherit; color: var(--text); background: var(--card); border: 1px solid var(--line2); border-radius: 8px; padding: 8px 10px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
textarea { width: 100%; min-height: 160px; font-family: ui-monospace, SFMono-Regular, monospace; font-size: 12px; }

/* layout */
.wrap { max-width: 1000px; margin: 0 auto; padding: 0 20px 60px; }
.topbar { position: sticky; top: 0; z-index: 40; background: var(--card); border-bottom: 1px solid var(--line); }
.topbar-inner { max-width: 1000px; margin: 0 auto; padding: 10px 20px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 15px; letter-spacing: -.01em; cursor: pointer; white-space: nowrap; }
.brand span { color: var(--accent); }
.spacer { flex: 1; }

/* nav pills */
.nav { display: flex; gap: 2px; flex-wrap: wrap; }
.nav button { padding: 6px 14px; border-radius: 999px; font-size: 13px; color: var(--dim); }
.nav button:hover { background: var(--card2); }
.nav button.on { background: var(--accent-bg); color: var(--accent); font-weight: 600; }

/* property switcher */
.propsel { position: relative; }
.prop-btn { display: flex; align-items: center; gap: 6px; font-weight: 600; font-size: 14px; padding: 6px 10px; border-radius: 8px; max-width: 340px; }
.prop-btn:hover { background: var(--card2); }
.prop-btn .caret { color: var(--faint); font-size: 11px; }
.menu { position: absolute; top: calc(100% + 4px); left: 0; min-width: 300px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 8px 30px rgba(15,23,42,.14); padding: 6px; z-index: 60; }
.menu-item { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 8px; cursor: pointer; font-size: 13px; }
.menu-item:hover { background: var(--card2); }
.menu-item.on { background: var(--accent-bg); }
.menu-item b { font-weight: 600; }
.menu-item small { display: block; color: var(--faint); font-size: 11.5px; }
.menu-sep { border-top: 1px solid var(--line); margin: 6px 0; }
.menu-label { font-size: 11px; color: var(--faint); padding: 6px 10px 2px; text-transform: uppercase; letter-spacing: .06em; }

/* cards */
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; box-shadow: var(--shadow); }
.stack { display: flex; flex-direction: column; gap: 14px; margin-top: 16px; }
.rowline { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

/* metric strip */
.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.metric { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px; }
.metric span { display: block; font-size: 11.5px; color: var(--faint); }
.metric b { font-size: 17px; font-weight: 600; }

/* badges + dots */
.bdg { display: inline-block; font-size: 11px; font-weight: 600; padding: 2px 9px; border-radius: 999px; white-space: nowrap; }
.bdg.neutral { background: var(--card2); color: var(--dim); }
.bdg.danger { background: var(--red-bg); color: var(--red); }
.bdg.warn { background: var(--amber-bg); color: var(--amber); }
.bdg.success { background: var(--green-bg); color: var(--green); }
.bdg.info { background: var(--accent-bg); color: var(--accent); }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; flex: none; background: var(--faint); }
.dot.up, .dot.good { background: var(--green); }
.dot.down { background: var(--red); }
.dot.warn { background: var(--amber); }
.dot.info { background: var(--accent); }

/* banner */
.banner { display: flex; align-items: center; gap: 8px; font-size: 13px; padding: 9px 14px; border-radius: 10px; }
.banner.warn { background: var(--amber-bg); color: var(--amber); }
.banner.info { background: var(--accent-bg); color: var(--accent); }

/* tables */
table.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th { text-align: left; font-size: 11px; font-weight: 600; color: var(--faint); padding: 7px 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl td { padding: 9px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: none; }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl tr.click { cursor: pointer; }
.tbl tr.click:hover td { background: var(--card2); }
.tbl tr.open td { background: var(--card2); }
.tbl-wrap { overflow-x: auto; }

/* segmented controls */
.seg { display: inline-flex; border: 1px solid var(--line2); border-radius: 8px; overflow: hidden; }
.seg button { padding: 5px 12px; font-size: 12.5px; color: var(--dim); }
.seg button.on { background: var(--card2); color: var(--text); font-weight: 600; }

/* buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 8px; border: 1px solid var(--line2); font-size: 13px; background: var(--card); }
.btn:hover { background: var(--card2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn.primary:hover { opacity: .92; background: var(--accent); }
.btn.sm { padding: 4px 10px; font-size: 12px; }
.btn.danger-ghost { color: var(--red); border-color: var(--line); }
.btn[disabled] { opacity: .5; cursor: default; }
.icon-btn { padding: 6px 8px; border-radius: 8px; color: var(--faint); }
.icon-btn:hover { background: var(--card2); color: var(--text); }

/* action rows */
.act { display: flex; gap: 12px; align-items: flex-start; padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); }
.act .n { width: 24px; height: 24px; border-radius: 50%; background: var(--accent-bg); color: var(--accent); display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 600; flex: none; margin-top: 1px; }
.act .a-title { font-weight: 600; font-size: 14px; }
.act .a-why { font-size: 12.5px; color: var(--dim); margin-top: 2px; }
.act .a-right { margin-left: auto; text-align: right; flex: none; }
.act .a-imp { font-size: 15px; font-weight: 600; color: var(--green); }
.act .a-lbl { font-size: 11px; color: var(--faint); }
.act .evidence { font-size: 12px; color: var(--dim); margin-top: 8px; border-top: 1px dashed var(--line); padding-top: 8px; width: 100%; }
.act .evidence li { margin-left: 16px; }

/* change list */
.chg { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 13px; flex-wrap: wrap; }
.chg:last-child { border-bottom: none; }

/* leak bar */
.leak { display: flex; height: 10px; border-radius: 5px; overflow: hidden; background: var(--card2); }
.leak i { display: block; }
.leak-legend { font-size: 11.5px; color: var(--dim); margin-top: 6px; display: flex; gap: 14px; flex-wrap: wrap; }
.leak-legend i { display: inline-block; width: 9px; height: 9px; border-radius: 2px; vertical-align: -1px; margin-right: 4px; }

/* auth */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.auth-card { width: 360px; background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 28px; display: flex; flex-direction: column; gap: 12px; }
.auth-err { color: var(--red); font-size: 12.5px; min-height: 16px; }

/* modal */
.overlay { position: fixed; inset: 0; background: rgba(10, 16, 26, .5); z-index: 100; display: flex; align-items: flex-start; justify-content: center; padding: 6vh 16px; overflow: auto; }
.modal { position: relative; background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 22px; width: 560px; max-width: 100%; }
.modal.wide { width: 780px; }
.modal h3 { margin-bottom: 4px; }
.msub { font-size: 12.5px; color: var(--dim); margin-bottom: 14px; }
.m-close { position: absolute; top: 14px; right: 14px; color: var(--faint); font-size: 14px; padding: 4px 8px; border-radius: 6px; }
.m-close:hover { background: var(--card2); }
.m-row { display: flex; gap: 8px; align-items: center; margin-top: 14px; flex-wrap: wrap; }
.m-row .grow { flex: 1; }
.m-err { color: var(--red); font-size: 12.5px; min-height: 16px; margin-top: 6px; }
.steps { display: flex; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.step-pill { font-size: 11px; font-weight: 600; color: var(--faint); border: 1px solid var(--line); padding: 3px 10px; border-radius: 999px; }
.step-pill.on { color: var(--accent); border-color: var(--accent); background: var(--accent-bg); }
.field { margin-bottom: 10px; }
.field label { display: block; font-size: 12px; color: var(--dim); margin-bottom: 4px; }
.field input, .field select { width: 100%; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.field-row.three { grid-template-columns: 1fr 1fr 1fr; }
.preview-row { display: flex; align-items: center; gap: 8px; padding: 7px 0; border-bottom: 1px solid var(--line); font-size: 13px; flex-wrap: wrap; }

/* toast */
#toast { position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%) translateY(20px); background: var(--text); color: var(--bg); font-size: 13px; font-weight: 500; padding: 10px 18px; border-radius: 999px; opacity: 0; pointer-events: none; transition: all .25s; z-index: 200; max-width: 90vw; }
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* misc */
.sub { font-size: 12.5px; color: var(--dim); }
.foot-note { font-size: 12px; color: var(--faint); margin-top: 10px; }
.empty { text-align: center; color: var(--faint); font-size: 13px; padding: 26px 10px; }
.range-row { display: flex; align-items: center; gap: 10px; }
.range-row input[type=range] { flex: 1; padding: 0; border: none; background: none; }
details.evd summary { cursor: pointer; font-size: 12px; color: var(--accent); list-style: none; }
details.evd summary::-webkit-details-marker { display: none; }
@media (max-width: 640px) {
  .topbar-inner { padding: 8px 12px; gap: 8px; }
  .wrap { padding: 0 12px 60px; }
  .modal { padding: 16px; }
}