/* Report Writing Assistant — design tokens, layout, components, charts. */

:root {
  color-scheme: light;
  --page: #f4f5f2;
  --surface: #fcfcfb;
  --surface-2: #f1f1ee;
  --raised: #ffffff;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #7b7a75;
  --hairline: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.1);
  --accent: #256abf;
  --accent-hover: #1c5cab;
  --accent-soft: #e6effb;
  --accent-ink: #184f95;
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --roi-gradient: linear-gradient(135deg, #123f7a 0%, #1f63b8 52%, #158f66 100%);
  --good: #0ca30c;
  --good-ink: #006300;
  --good-soft: #e3f4e3;
  --warning: #fab219;
  --warning-ink: #7a5300;
  --warning-soft: #fdf1d6;
  --critical: #d03b3b;
  --critical-ink: #a32a2a;
  --critical-soft: #fbe5e5;
  --highlight: #fff27a;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.06), 0 6px 18px rgba(16, 24, 40, 0.06);
  --radius: 14px;
  --font: Barlow, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0f0f0e;
    --surface: #1a1a19;
    --surface-2: #232321;
    --raised: #1f1f1d;
    --ink: #ffffff;
    --ink-2: #c3c2b7;
    --muted: #9a9890;
    --hairline: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.1);
    --accent: #3987e5;
    --accent-hover: #5598e7;
    --accent-soft: #17283d;
    --accent-ink: #9ec5f4;
    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
    --roi-gradient: linear-gradient(135deg, #0e2f5c 0%, #1a4f93 52%, #10704f 100%);
    --good-ink: #5fd35f;
    --good-soft: #13281a;
    --warning-ink: #fab219;
    --warning-soft: #2e2512;
    --critical-ink: #ee8080;
    --critical-soft: #331919;
    --highlight: #b9a90f;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 6px 18px rgba(0, 0, 0, 0.3);
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0f0f0e;
  --surface: #1a1a19;
  --surface-2: #232321;
  --raised: #1f1f1d;
  --ink: #ffffff;
  --ink-2: #c3c2b7;
  --muted: #9a9890;
  --hairline: #2c2c2a;
  --axis: #383835;
  --border: rgba(255, 255, 255, 0.1);
  --accent: #3987e5;
  --accent-hover: #5598e7;
  --accent-soft: #17283d;
  --accent-ink: #9ec5f4;
  --series-1: #3987e5;
  --series-2: #d95926;
  --series-3: #199e70;
  --roi-gradient: linear-gradient(135deg, #0e2f5c 0%, #1a4f93 52%, #10704f 100%);
  --good-ink: #5fd35f;
  --good-soft: #13281a;
  --warning-ink: #fab219;
  --warning-soft: #2e2512;
  --critical-ink: #ee8080;
  --critical-soft: #331919;
  --highlight: #b9a90f;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 6px 18px rgba(0, 0, 0, 0.3);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 15px/1.5 var(--font);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; outline: none; }
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.2; margin: 0; font-weight: 650; letter-spacing: -0.01em; }
h1 { font-size: clamp(26px, 4vw, 36px); }
h2 { font-size: 20px; }
h3 { font-size: 16px; }
p { margin: 0; }
.muted { color: var(--muted); }
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------------------------------------------------------------- top bar */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--hairline);
}
.topbar-inner { max-width: 1180px; margin: 0 auto; padding: 10px 20px; display: flex; align-items: center; gap: 18px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); min-width: 0; }
.brand-mark { color: var(--accent); display: grid; }
.brand-text { display: flex; flex-direction: column; min-width: 0; }
.brand-text strong { font-size: 16px; }
.brand-text small { color: var(--muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nav { margin-left: auto; display: flex; gap: 4px; }
.nav a {
  color: var(--ink-2); text-decoration: none; padding: 8px 14px; border-radius: 999px; font-weight: 550; font-size: 14px;
  white-space: nowrap;
}
.brand-text strong { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nav a:hover { background: var(--surface-2); color: var(--ink); }
.nav a.active { background: var(--accent-soft); color: var(--accent-ink); }
.icon-btn {
  border: 1px solid var(--border); background: var(--raised); color: var(--ink-2);
  width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; cursor: pointer;
}
.icon-btn:hover { color: var(--ink); }

/* ------------------------------------------------------------------ cards */
.card {
  background: var(--raised); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 22px;
}
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.card-head p { color: var(--muted); font-size: 13px; }
.stack { display: grid; gap: 20px; }
.page { padding: 28px 0 48px; display: grid; gap: 22px; }
.grid-2 { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 20px; }
.grid-2 > *, .page > *, .hero > *, .stack > * { min-width: 0; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }

/* ------------------------------------------------------------------- hero */
.hero { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 28px; align-items: center; padding: 34px 0 6px; }
.hero h1 { margin-bottom: 12px; }
.hero .lead { color: var(--ink-2); font-size: 17px; max-width: 54ch; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.08em; font-size: 12px; font-weight: 650; color: var(--accent-ink); margin-bottom: 10px; }
@media (max-width: 900px) { .hero { grid-template-columns: 1fr; } }

.pill-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.pill {
  display: inline-flex; align-items: center; gap: 6px; padding: 5px 11px; border-radius: 999px; font-size: 13px;
  background: var(--surface-2); color: var(--ink-2); border: 1px solid var(--border);
}

/* -------------------------------------------------------------- dropzone */
.dropzone {
  border: 2px dashed var(--axis); border-radius: 18px; padding: 34px 22px; text-align: center; cursor: pointer;
  background: linear-gradient(180deg, var(--surface) 0%, var(--surface-2) 100%);
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
}
.dropzone:hover, .dropzone:focus-visible { border-color: var(--accent); outline: none; }
.dropzone.dragging { border-color: var(--accent); background: var(--accent-soft); transform: scale(1.01); }
.dropzone .dz-icon { width: 54px; height: 54px; margin: 0 auto 12px; border-radius: 16px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); }
.dropzone strong { display: block; font-size: 17px; margin-bottom: 4px; }
.dropzone .muted { font-size: 13px; }
.file-chip {
  display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 12px;
  background: var(--surface-2); border: 1px solid var(--border); margin-top: 14px; text-align: left;
}
.file-chip .name { font-weight: 600; overflow-wrap: anywhere; }
.file-chip .size { color: var(--muted); font-size: 13px; }
.file-chip .doc-icon { flex: none; color: var(--accent); }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }

.btn {
  appearance: none; border: 1px solid transparent; border-radius: 10px; padding: 10px 16px; font: inherit; font-weight: 600;
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px; text-decoration: none; line-height: 1.2;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--raised); color: var(--ink); border-color: var(--border); }
.btn-secondary:hover { background: var(--surface-2); }
.btn-ghost { background: transparent; color: var(--accent); padding: 6px 10px; }
.btn-ghost:hover { background: var(--accent-soft); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-sm { padding: 6px 10px; font-size: 13px; border-radius: 8px; }

/* -------------------------------------------------------------- progress */
.progress { height: 8px; border-radius: 99px; background: var(--surface-2); overflow: hidden; margin: 14px 0 6px; }
.progress > span { display: block; height: 100%; background: var(--accent); border-radius: 99px; transition: width 0.5s ease; }
.stages { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 6px; }
.stages li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--muted); }
.stages li.done { color: var(--ink-2); }
.stages li.current { color: var(--ink); font-weight: 600; }
.stages .dot { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--axis); flex: none; display: grid; place-items: center; }
.stages li.done .dot { background: var(--good); border-color: var(--good); color: #fff; }
.stages li.current .dot { border-color: var(--accent); border-top-color: transparent; animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .stages li.current .dot { animation: none; border-top-color: var(--accent); } }

/* ---------------------------------------------------------------- steps */
.how { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.how .card { padding: 18px; }
.how .num { width: 30px; height: 30px; border-radius: 9px; background: var(--accent-soft); color: var(--accent-ink); display: grid; place-items: center; font-weight: 700; margin-bottom: 10px; }
.how p { color: var(--ink-2); font-size: 14px; margin-top: 6px; }
@media (max-width: 760px) { .how { grid-template-columns: 1fr; } }

/* ------------------------------------------------------------ stat tiles */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; }
.tile { background: var(--raised); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); }
.tile .label { color: var(--ink-2); font-size: 13px; }
.tile .value { font-size: 30px; font-weight: 650; margin-top: 4px; letter-spacing: -0.02em; }
.tile .sub { color: var(--muted); font-size: 12px; margin-top: 2px; }

/* ---------------------------------------------------------- status pills */
.status { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; padding: 3px 10px 3px 8px; border-radius: 999px; white-space: nowrap; }
.status svg { flex: none; }
.status-succeeded { background: var(--good-soft); color: var(--good-ink); }
.status-failed { background: var(--critical-soft); color: var(--critical-ink); }
.status-running, .status-queued { background: var(--accent-soft); color: var(--accent-ink); }

/* ---------------------------------------------------------------- tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--hairline); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--hairline); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); font-weight: 650; background: var(--surface); position: sticky; top: 0; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--surface); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td .orig { color: var(--ink-2); }
td .corr { font-weight: 550; }
.hl { background: var(--highlight); color: #000; border-radius: 3px; padding: 0 3px; }
.cell-loc { color: var(--ink-2); min-width: 180px; }
.cell-rule { color: var(--ink-2); font-size: 13px; min-width: 180px; }
.doc-link { font-weight: 600; color: var(--ink); text-decoration: none; overflow-wrap: anywhere; }
.doc-link:hover { color: var(--accent); text-decoration: underline; }
.scroll-y { max-height: 560px; overflow-y: auto; }

/* ------------------------------------------------------------ chips/tabs */
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.chip {
  border: 1px solid var(--border); background: var(--raised); color: var(--ink-2); border-radius: 999px; padding: 5px 12px;
  font: inherit; font-size: 13px; cursor: pointer; display: inline-flex; gap: 6px; align-items: center;
}
.chip .count { color: var(--muted); font-variant-numeric: tabular-nums; }
.chip[aria-pressed="true"] { background: var(--accent-soft); color: var(--accent-ink); border-color: transparent; font-weight: 600; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--hairline); margin-bottom: 16px; overflow-x: auto; overflow-y: hidden; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tab { border: none; background: none; font: inherit; font-weight: 600; color: var(--muted); padding: 10px 14px; cursor: pointer; border-bottom: 2px solid transparent; white-space: nowrap; }
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--accent); }
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.search {
  flex: 1; min-width: 200px; border: 1px solid var(--border); background: var(--raised); color: var(--ink);
  border-radius: 10px; padding: 9px 12px; font: inherit;
}
.tag { display: inline-block; font-size: 12px; padding: 2px 8px; border-radius: 6px; background: var(--surface-2); color: var(--ink-2); white-space: nowrap; }

/* ---------------------------------------------------------------- charts */
.bar-chart { display: grid; gap: 4px; }
.bar-row {
  display: grid; grid-template-columns: minmax(130px, 34%) 1fr; align-items: center; gap: 12px;
  background: none; border: none; padding: 5px 6px; border-radius: 8px; font: inherit; color: inherit; text-align: left; cursor: pointer;
}
.bar-row:hover, .bar-row:focus-visible { background: var(--surface-2); outline: none; }
.bar-row[aria-pressed="true"] { background: var(--accent-soft); }
.bar-row.static { cursor: default; }
.bar-row .bar-label { font-size: 13px; color: var(--ink-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-track { position: relative; height: 22px; border-left: 1px solid var(--axis); display: flex; align-items: center; min-width: 0; }
/* the bar never takes the space reserved for its value label */
.bar { flex: none; height: 18px; width: calc((100% - 64px) * var(--p, 0)); background: var(--series-1); border-radius: 0 4px 4px 0; min-width: 2px; transition: width 0.6s ease; }
.bar-value { font-size: 13px; color: var(--ink); font-weight: 600; margin-left: 8px; font-variant-numeric: tabular-nums; }
.bar-row.zero .bar { background: var(--hairline); }
.bar-row.zero .bar-value { color: var(--muted); font-weight: 400; }
.chart-note { color: var(--muted); font-size: 12px; margin-top: 10px; }

.tooltip {
  position: fixed; z-index: 50; pointer-events: none; background: var(--ink); color: var(--surface);
  font-size: 12px; padding: 6px 9px; border-radius: 8px; box-shadow: var(--shadow); max-width: 260px;
}

/* ------------------------------------------------------------ checklist */
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 2px; }
.checks li { display: grid; grid-template-columns: 22px 1fr auto; gap: 10px; align-items: start; padding: 8px 4px; border-bottom: 1px solid var(--hairline); font-size: 14px; }
.checks li:last-child { border-bottom: none; }
.checks .detail { color: var(--muted); font-size: 12px; }
.checks .badge { font-size: 12px; font-weight: 650; }
.badge.pass { color: var(--good-ink); }
.badge.warn { color: var(--warning-ink); }
.badge.fail { color: var(--critical-ink); }
.ico-pass { color: var(--good); }
.ico-warn { color: var(--warning); }
.ico-fail { color: var(--critical); }

/* ----------------------------------------------------------- suggestions */
.sugg { display: grid; gap: 10px; }
.sugg-item { border: 1px solid var(--hairline); border-radius: 12px; padding: 14px 16px; background: var(--surface); }
.sugg-item .loc { font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.sugg-item .obs { font-weight: 550; }
.sugg-item .act { color: var(--ink-2); margin-top: 6px; font-size: 14px; }
.sugg-item .why { color: var(--muted); margin-top: 4px; font-size: 13px; }
.sugg-item.or { border-left: 4px solid var(--warning); }

.breadcrumb { font-size: 13px; color: var(--muted); }
.breadcrumb a { color: var(--muted); }
.title-row { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; }
.title-row h1 { font-size: clamp(22px, 3vw, 28px); overflow-wrap: anywhere; }
.meta { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-top: 8px; color: var(--muted); font-size: 13px; }
.empty { text-align: center; padding: 34px 10px; color: var(--muted); }
.empty svg { color: var(--axis); margin-bottom: 8px; }
.notice { display: flex; gap: 10px; padding: 12px 14px; border-radius: 12px; font-size: 14px; }
.notice.error { background: var(--critical-soft); color: var(--critical-ink); }
.notice.info { background: var(--accent-soft); color: var(--accent-ink); }

.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 60;
  background: var(--ink); color: var(--surface); padding: 10px 16px; border-radius: 10px; box-shadow: var(--shadow); font-size: 14px;
}

.footer { border-top: 1px solid var(--hairline); background: var(--surface); }
.footer-inner { display: flex; justify-content: space-between; gap: 16px; padding: 16px 20px; font-size: 12px; color: var(--ink-2); flex-wrap: wrap; }

.skeleton { background: linear-gradient(90deg, var(--surface-2), var(--hairline), var(--surface-2)); background-size: 200% 100%; animation: shimmer 1.2s infinite; border-radius: 8px; height: 16px; }
@keyframes shimmer { to { background-position: -200% 0; } }

@media (max-width: 640px) {
  .container, .topbar-inner { padding-left: 16px; padding-right: 16px; }
  .topbar-inner { gap: 10px; }
  .brand-text small { display: none; }
  .brand-text strong { font-size: 15px; }
  .nav a { padding: 7px 10px; font-size: 13px; }
  .icon-btn { width: 34px; height: 34px; }
  .card { padding: 16px; }
  .tile .value { font-size: 26px; }
  .bar-row { grid-template-columns: minmax(100px, 40%) 1fr; }
}
@media (max-width: 460px) {
  .brand-text { display: none; }
}

/* ------------------------------------------------------------- sign-in */
.user-menu { display: flex; align-items: center; gap: 8px; }
.user-menu[hidden], .nav[hidden] { display: none; }
.avatar {
  width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 700;
  color: #fff; background: var(--roi-gradient); flex: none;
}
.user-name { font-size: 13px; color: var(--ink-2); white-space: nowrap; }
.user-menu .btn { white-space: nowrap; }
@media (max-width: 900px) { .user-name { display: none; } }
@media (max-width: 640px) { .brand-text { display: none; } .topbar-inner { gap: 8px; } }

.login-wrap { min-height: calc(100vh - 160px); display: grid; place-items: center; padding: 32px 0; }
.login-card {
  width: 100%; max-width: 420px; background: var(--raised); border: 1px solid var(--border); border-radius: 20px;
  box-shadow: var(--shadow); overflow: hidden;
}
.login-banner { background: var(--roi-gradient); color: #fff; padding: 26px 28px 22px; }
.login-banner h1 { font-size: 24px; margin-top: 10px; }
.login-banner p { opacity: 0.85; font-size: 14px; margin-top: 6px; }
.login-body { padding: 24px 28px 28px; display: grid; gap: 14px; }
.field { display: grid; gap: 6px; }
.field label { font-size: 13px; font-weight: 600; color: var(--ink-2); }
.input {
  width: 100%; border: 1px solid var(--border); background: var(--surface); color: var(--ink); border-radius: 10px;
  padding: 11px 12px; font: inherit;
}
.input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.pw-wrap { position: relative; }
.pw-wrap .input { padding-right: 70px; }
.pw-toggle { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); }
.login-note { font-size: 12px; color: var(--muted); text-align: center; }

/* ------------------------------------------------------------- sub nav */
.subnav { display: inline-flex; gap: 4px; padding: 4px; border-radius: 12px; background: var(--surface-2); border: 1px solid var(--border); }
.subnav a { padding: 7px 14px; border-radius: 9px; text-decoration: none; color: var(--ink-2); font-weight: 600; font-size: 14px; }
.subnav a.active { background: var(--raised); color: var(--ink); box-shadow: var(--shadow); }

/* ------------------------------------------------------------------ ROI */
.roi-card { padding: 0; overflow: hidden; }
.roi-grid { display: grid; grid-template-columns: 1fr 1.35fr 0.75fr; align-items: stretch; }
.roi-hero { background: var(--roi-gradient); color: #fff; padding: 24px 26px; display: flex; flex-direction: column; justify-content: center; gap: 6px; position: relative; overflow: hidden; }
.roi-hero::after {
  content: ""; position: absolute; right: -60px; bottom: -60px; width: 200px; height: 200px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.18), rgba(255,255,255,0) 70%);
}
.roi-hero .eyebrow { color: rgba(255,255,255,0.85); margin: 0; }
.roi-big { font-size: clamp(34px, 5vw, 48px); font-weight: 700; letter-spacing: -0.03em; line-height: 1.05; }
.roi-sub { font-size: 15px; opacity: 0.92; }
.roi-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.roi-chips span { background: rgba(255,255,255,0.16); border: 1px solid rgba(255,255,255,0.22); border-radius: 999px; padding: 3px 10px; font-size: 12px; }
.roi-compare { padding: 22px 24px; display: grid; gap: 12px; align-content: center; }
.roi-compare h3 { font-size: 15px; }
.legend { display: flex; flex-wrap: wrap; gap: 14px; font-size: 12px; color: var(--ink-2); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.swatch { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.cmp-row { display: grid; grid-template-columns: 120px 1fr; gap: 10px; align-items: center; }
.cmp-row .lbl { font-size: 13px; color: var(--ink-2); }
.cmp-track { display: flex; align-items: center; gap: 8px; min-width: 0; }
.cmp-bar { height: 22px; border-radius: 0 6px 6px 0; width: 0; transition: width 1s cubic-bezier(.2,.8,.2,1); flex: none; min-width: 4px; }
.cmp-bar.human { background: var(--series-2); }
.cmp-bar.ai { background: var(--series-1); }
.cmp-val { font-size: 14px; font-weight: 650; white-space: nowrap; font-variant-numeric: tabular-nums; }
.roi-note { font-size: 12px; color: var(--muted); }
.roi-ring { display: grid; place-items: center; padding: 18px; border-left: 1px solid var(--hairline); }
.ring { position: relative; width: 150px; height: 150px; }
.ring svg { transform: rotate(-90deg); }
.ring .track { stroke: var(--surface-2); }
.ring .seg { transition: stroke-dashoffset 1.2s cubic-bezier(.2,.8,.2,1); }
.ring .center { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.ring .center strong { font-size: 28px; letter-spacing: -0.02em; }
.ring .center span { font-size: 12px; color: var(--muted); }
@media (max-width: 980px) {
  .roi-grid { grid-template-columns: 1fr; }
  .roi-ring { border-left: none; border-top: 1px solid var(--hairline); }
}
@media (prefers-reduced-motion: reduce) { .cmp-bar, .ring .seg { transition: none; } }

.saved-cell { display: flex; align-items: center; gap: 8px; justify-content: flex-end; }
.mini-track { width: 70px; height: 6px; border-radius: 99px; background: var(--surface-2); overflow: hidden; flex: none; }
.mini-track span { display: block; height: 100%; background: var(--series-3); border-radius: 99px; }
.saved-pill { font-weight: 650; color: var(--good-ink); }

/* -------------------------------------------------------------- history */
.history-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; flex-wrap: wrap; }
.filters { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 10px; margin-bottom: 12px; }
.filters label { font-size: 12px; color: var(--muted); display: grid; gap: 4px; }
@media (max-width: 760px) { .filters { grid-template-columns: 1fr 1fr; } }
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--ink); }
th .arrow { font-size: 10px; margin-left: 2px; }
tfoot td { font-weight: 650; background: var(--surface); border-top: 2px solid var(--hairline); }
tr.clickable { cursor: pointer; }
.summary-strip { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.summary-strip .pill strong { color: var(--ink); }