:root {
  /* Ember: night hunt — dark charcoal, glowing orange sparks, green profit, white text */
  --bg: #14110F;
  --panel: #1E1916;
  --panel-2: #29221E;
  --line: #372D27;
  --line-strong: #4E4039;
  --text: #FFFFFF;
  --muted: #A8988C;
  --accent: #FF7A2F;       /* ember orange: brand, heat, top scores */
  --accent-soft: #3A2014;
  --accent-2: #2FD27A;     /* green: profit, money, wide open */
  --jade-soft: #10301F;
  --warn: #FFB067;         /* light orange: mid scores, emerging */
  --warn-soft: #3A2A1A;
  --bad: #FF5C5C;
  --sel: #2A1D16;
  --radius: 14px;
  --font: 'Inter', 'Noto Sans SC', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --btn-bg: #FF7A2F; --btn-hover: #FF8F4F; --header-bg: rgba(20,17,15,.94); --shadow: 0 10px 40px rgba(0,0,0,.4);
  color-scheme: dark;}
/* Light mode: warm white, deeper orange and green so text stays readable */
:root[data-theme="light"] {
  --bg: #FAF7F4; --panel: #FFFFFF; --panel-2: #F4EDE7; --line: #E7DCD3; --line-strong: #D3C3B6;
  --text: #1C1612; --muted: #6B5D54;
  --accent: #C2410C; --accent-soft: #FFEADC; --accent-2: #15803D; --jade-soft: #DDF4E6;
  --warn: #B45309; --warn-soft: #FEF0DA; --bad: #DC2626; --sel: #FFF2E9;
  --btn-bg: #FF7A2F; --btn-hover: #FF8F4F; --header-bg: rgba(250,247,244,.92); --shadow: 0 10px 30px rgba(60,35,20,.10);
  color-scheme: light; }
@media (prefers-color-scheme: light) { :root:not([data-theme]) {
  --bg: #FAF7F4; --panel: #FFFFFF; --panel-2: #F4EDE7; --line: #E7DCD3; --line-strong: #D3C3B6;
  --text: #1C1612; --muted: #6B5D54;
  --accent: #C2410C; --accent-soft: #FFEADC; --accent-2: #15803D; --jade-soft: #DDF4E6;
  --warn: #B45309; --warn-soft: #FEF0DA; --bad: #DC2626; --sel: #FFF2E9;
  --btn-bg: #FF7A2F; --btn-hover: #FF8F4F; --header-bg: rgba(250,247,244,.92); --shadow: 0 10px 30px rgba(60,35,20,.10);
  color-scheme: light; } }
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); font-size: 15px; }
a { color: var(--accent-2); text-decoration: none; }
button { font: inherit; cursor: pointer; }
input, select { font: inherit; color: var(--text); background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; width: 100%; }
input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.zh { font-family: 'Noto Sans SC', var(--font); }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.row { display: flex; gap: 10px; align-items: center; }
.spacer { flex: 1; }

.btn { border: 0; border-radius: 10px; padding: 10px 16px; background: var(--btn-bg); color: #1A0E07; font-weight: 600; }
.btn:hover { background: var(--btn-hover); }
.btn.ghost:hover { background: var(--panel-2); }
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--text); }
.btn.small { padding: 6px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: default; }

/* Auth */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.auth-card { width: 100%; max-width: 380px; background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 28px; box-shadow: var(--shadow); }
.auth-card h1 { margin: 0 0 4px; font-size: 26px; }
.auth-card form { display: grid; gap: 12px; margin-top: 20px; }
.err { color: var(--bad); font-size: 13px; min-height: 18px; }
.logo { font-weight: 700; letter-spacing: -.02em; display: inline-flex; align-items: center; gap: 6px; }
.logo svg { flex: none; }
.logo b { color: var(--accent); }

/* Shell */
header.top { position: sticky; top: 0; z-index: 10; background: var(--header-bg); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top-inner { max-width: 1100px; margin: 0 auto; padding: 12px 16px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.badge { white-space: nowrap; display: inline-block; font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 99px; letter-spacing: .04em; }
.badge.demo { background: var(--warn-soft); color: var(--warn); }
.badge.live { background: var(--jade-soft); color: var(--accent-2); }
.badge.new { background: var(--accent-soft); color: var(--accent); }
nav.tabs { display: flex; gap: 4px; overflow-x: auto; }
nav.tabs button { background: none; border: 0; color: var(--muted); padding: 8px 12px; border-radius: 8px; white-space: nowrap; }
nav.tabs button.on { color: var(--accent); background: var(--accent-soft); }
main { max-width: 1100px; margin: 0 auto; padding: 16px; }

.chips { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 4px; }
.chip { border: 1px solid var(--line); background: var(--panel); color: var(--muted); border-radius: 99px; padding: 7px 12px; white-space: nowrap; font-size: 13px; }
.chip.on { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }

.notice { background: var(--panel-2); border: 1px dashed var(--line); border-radius: var(--radius); padding: 12px 14px; margin: 12px 0; font-size: 13px; color: var(--muted); }

/* Opportunity cards */
.list { display: grid; gap: 10px; margin-top: 12px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; display: grid; grid-template-columns: 56px 1fr auto; gap: 14px; align-items: center; cursor: pointer; transition: border-color .15s; }
.card:hover { border-color: var(--line-strong); box-shadow: 0 0 0 1px rgba(255,122,47,.25); }
.card.locked { cursor: default; opacity: .6; }
.score { width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: 18px; position: relative; }
.score svg { position: absolute; inset: 0; transform: rotate(-90deg); }
.title { font-weight: 600; }
.sub { font-size: 13px; color: var(--muted); margin-top: 2px; }
.stats { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 8px; font-size: 13px; }
.stats span b { font-weight: 600; }
.up { color: var(--accent); }
.profit { color: var(--accent-2); }
.loss { color: var(--bad); }
.right { text-align: right; }
.right .big { font-size: 18px; font-weight: 700; }
@media (max-width: 560px) {
  .card { grid-template-columns: 48px 1fr; }
  .card .right { grid-column: 1 / -1; text-align: left; display: flex; gap: 10px; align-items: baseline; }
  .score { width: 48px; height: 48px; font-size: 16px; }
}

/* Detail */
.back { margin-bottom: 12px; }
.detail-head { display: flex; gap: 16px; align-items: flex-start; flex-wrap: wrap; }
.detail-head h2 { margin: 0; font-size: 22px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 16px; }
@media (max-width: 760px) { .grid2 { grid-template-columns: 1fr; } }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.panel h3 { margin: 0 0 12px; font-size: 14px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .05em; }
.bar { display: grid; grid-template-columns: 80px 1fr 34px; align-items: center; gap: 10px; font-size: 13px; margin: 8px 0; }
.bar .track { height: 8px; background: var(--panel-2); border-radius: 99px; overflow: hidden; }
.bar .fill { height: 100%; background: var(--accent); border-radius: 99px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 8px 6px; text-align: left; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 500; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.sel td { background: var(--sel); }
tr.click { cursor: pointer; }
.scroll-x { overflow-x: auto; }
.kv { display: grid; grid-template-columns: 1fr auto; gap: 6px 12px; font-size: 13px; }
.kv .tot { font-weight: 700; border-top: 1px solid var(--line); padding-top: 6px; }
.offer { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.offer:last-child { border-bottom: 0; }
.star { color: var(--warn); }

/* Settings */
.form { display: grid; gap: 14px; max-width: 520px; }
.check { display: flex; align-items: center; gap: 10px; }
.check input { width: auto; }
.assump input { padding: 6px 8px; width: 74px; text-align: right; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--text); color: var(--bg); border: 1px solid var(--line); padding: 10px 16px; border-radius: 10px; font-size: 14px; z-index: 50; }
@media (max-width: 560px) {
  th, td { padding: 8px 4px; }
  .hide-sm { display: none; }
}
.warn { color: var(--warn); }
.ok { color: var(--accent-2); font-size: 13px; }
.ok:empty, .err:empty { display: none; }
.verify-bar { background: var(--warn-soft); border-top: 1px solid var(--line); color: var(--warn); }
.verify-bar .top-inner { padding: 8px 16px; }
.auth-card a.logo { text-decoration: none; }
/* Data health */
.health-top { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin: 12px 0; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; }
.stat .v { font-size: 22px; font-weight: 700; margin-top: 2px; }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; vertical-align: 1px; }
.st-healthy { color: var(--accent-2); } .st-healthy .dot, .dot.st-healthy { background: var(--accent-2); }
.st-warning, .st-stale { color: var(--warn); } .st-warning .dot, .st-stale .dot { background: var(--warn); }
.st-failing { color: var(--bad); } .st-failing .dot { background: var(--bad); }
.st-never, .st-idle { color: var(--muted); } .st-never .dot, .st-idle .dot { background: var(--line-strong); }
.src { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.src:last-child { border-bottom: 0; }
.src .errline { grid-column: 1 / -1; color: var(--bad); font-size: 12px; word-break: break-word; }
/* Plans, kit, integrations */
.plan-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 560px) { .plan-grid { grid-template-columns: 1fr; } }
.plan-card { border: 1px solid var(--line); border-radius: 12px; padding: 12px; display: grid; gap: 6px; align-content: start; }
.plan-card.current { border-color: var(--accent); }
.sub-h { display: flex; align-items: center; gap: 8px; font-size: 14px; margin: 18px 0 8px; color: var(--text); }
.hooks { margin: 0; padding-left: 20px; } .hooks li { margin: 4px 0; }
.cap { display: flex; gap: 10px; align-items: flex-start; justify-content: space-between; padding: 6px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.cap:last-child { border-bottom: 0; }
.video { padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.nowrap { white-space: nowrap; }
.iform { display: grid; gap: 8px; max-width: 520px; }
.row-form { grid-template-columns: 2fr 1fr 80px auto; max-width: none; align-items: center; margin-top: 12px; }
@media (max-width: 700px) { .row-form { grid-template-columns: 1fr; } }
.conn { padding: 6px 0; flex-wrap: wrap; }
.sep { border: 0; border-top: 1px solid var(--line); margin: 16px 0; }
.hook { display: flex; gap: 10px; justify-content: space-between; flex-wrap: wrap; padding: 10px 0; border-bottom: 1px solid var(--line); }
.break { word-break: break-all; }
pre.code { background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font-size: 12.5px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }
.locked-panel { border-style: dashed; }
select { font: inherit; color: var(--text); background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.iform .btn { justify-self: start; padding: 9px 16px; }
/* Filters and niches */
.fbar { margin: 10px 0 0; }
.fpanel { margin-top: 10px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; display: grid; gap: 14px; }
.fgrid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
@media (max-width: 760px) { .fgrid { grid-template-columns: 1fr 1fr; } }
.fgrid label { display: grid; gap: 4px; }
.fgrid select, .fgrid input, .fbar select { padding: 8px 10px; font-size: 14px; }
.flabel { font-size: 12px; color: var(--muted); margin-bottom: 6px; display: block; }
.chips.wrap { flex-wrap: wrap; overflow: visible; }
.badge.cheap { background: var(--warn-soft); color: var(--warn); text-transform: none; letter-spacing: 0; }
.niches .chip { border-style: dashed; }
.niches .chip.on { border-style: solid; }
/* Price ladder */
.ladder-sum { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-bottom: 14px; }
.ladder-sum > div { background: var(--panel-2); border-radius: 12px; padding: 12px 14px; display: grid; gap: 2px; }
.ladder-sum b { font-size: 18px; }
@media (max-width: 640px) { .ladder-sum { grid-template-columns: 1fr; } }
.legend-row { color: var(--muted); display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 6px; }
.kind { font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 99px; margin-right: 6px; display: inline-block; }
.kind.buy { background: var(--jade-soft); color: var(--accent-2); }
.kind.rival { background: var(--warn-soft); color: var(--warn); }
.kind.sell { background: var(--accent-soft); color: var(--accent); }
.rungs { display: grid; }
.rung { display: grid; grid-template-columns: minmax(150px, 1.1fr) minmax(120px, 2fr) 92px 130px; gap: 14px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line); }
.rung:last-child { border-bottom: 0; }
.rlab b { font-weight: 600; }
.rtrack { position: relative; height: 22px; }
.rtrack::before { content: ''; position: absolute; left: 0; right: 0; top: 10px; height: 2px; background: var(--panel-2); }
.rrange { position: absolute; top: 7px; height: 8px; border-radius: 4px; opacity: .35; }
.rdot { position: absolute; top: 4px; width: 14px; height: 14px; border-radius: 50%; transform: translateX(-7px); border: 2px solid var(--bg); }
.rung.buy .rdot, .rung.buy .rrange { background: var(--accent-2); }
.rung.rival .rdot, .rung.rival .rrange { background: var(--warn); }
.rung.sell .rdot, .rung.sell .rrange { background: var(--accent); }
.rval { text-align: right; font-variant-numeric: tabular-nums; }
.rtrend { display: flex; gap: 6px; align-items: center; justify-content: flex-end; }
@media (max-width: 760px) { .rung { grid-template-columns: 1fr auto; } .rtrack { grid-column: 1 / -1; grid-row: 2; } .rtrend { grid-column: 1 / -1; justify-content: flex-start; } }
table.pt td.best { outline: 2px solid var(--accent-2); outline-offset: -3px; border-radius: 6px; font-weight: 700; }
table.dc .cost-in { width: 84px; padding: 6px 8px; text-align: right; font-size: 14px; }
table.dc tr.tot td { border-top: 2px solid var(--line-strong); }
.checklist { list-style: none; margin: 0 0 12px; padding: 0; display: grid; gap: 6px; font-size: 14px; }
.checklist li { display: flex; gap: 8px; align-items: baseline; }
.checklist .dot { flex: none; }
@media (max-width: 700px) { #newInvite { grid-template-columns: 1fr 1fr !important; } }
.dot.st-failing { background: var(--bad); } .dot.st-warning { background: var(--warn); }
/* Product editor */
.editor .panel { margin-bottom: 12px; }
.egrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.egrid label, .erow label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.egrid .wide { grid-column: span 3; }
.erow { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)) auto; gap: 10px; align-items: end; padding: 10px 0; border-bottom: 1px solid var(--line); }
.erow .wide { grid-column: span 2; }
.offer-row { grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(0, 1.4fr) minmax(0, 2fr) auto; }
.offer-row .wide, .video-row .wide, .erow[data-rival] .wide { grid-column: auto; }
.video-row { grid-template-columns: minmax(0, 2fr) minmax(0, 2fr) minmax(0, 1fr) auto; }
.erow[data-rival] { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1fr) minmax(0, 2fr); }
.erow input, .erow select, .egrid input, .egrid select { padding: 8px 10px; font-size: 14px; }
@media (max-width: 760px) { .egrid, .erow, .offer-row, .video-row, .erow[data-rival] { grid-template-columns: 1fr 1fr; } .egrid .wide, .erow .wide { grid-column: span 2; } }
.panel .big { font-size: 24px; font-weight: 700; }
.live-check { border-color: var(--accent); }

/* Theme switch (sun / moon) */
.theme-toggle { display: inline-grid; place-items: center; width: 34px; height: 34px; padding: 0; border-radius: 10px;
  background: transparent; border: 1px solid var(--line); color: var(--muted); }
.theme-toggle:hover { color: var(--text); background: var(--panel-2); }
.auth { position: relative; }
.auth-theme { position: absolute; top: 16px; right: 16px; }