/* Probator.ai — editor UI */

:root {
  --f-ui: "Instrument Sans", ui-sans-serif, system-ui, sans-serif;
  --f-doc: "Literata", Georgia, "Times New Roman", serif;
  --f-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;

  --bg: #f7f8fa;
  --paper: #ffffff;
  --panel: #ffffff;
  --raise: #ffffff;
  --sunk: #f3f4f6;
  --hover: #f5f6f8;
  --ink: #111827;
  --ink-2: #4b5563;
  --ink-3: #8b929e;
  --line: #e7e9ee;
  --line-2: #d5d9e0;

  /* Brand: ink with a gold "seal" accent. Gold is for fills and marks; text uses --brand-text. */
  --brand: #eaa400;
  --brand-2: #cf9000;
  --brand-ink: #1c1606;
  --brand-soft: #fff5d9;
  --brand-text: #8f6200;
  --good: #16a364;

  --correct: #e5484d;
  --clarity: #3e78dc;
  --choice: #0e97b0;
  --style: #8b5cf6;
  --ai: #ef8a3c;
  --human: #2aa5a0;
  --warn: #d4930f;
  --crit: #e5484d;
  --hi: #ef8a3c;
  --med: #d4930f;
  --low: #8b929e;

  --shadow-sm: 0 1px 2px rgb(16 24 40 / 0.05);
  --shadow: 0 1px 2px rgb(16 24 40 / 0.04), 0 6px 16px -6px rgb(16 24 40 / 0.08);
  --shadow-lg: 0 2px 4px rgb(16 24 40 / 0.04), 0 18px 40px -12px rgb(16 24 40 / 0.16);
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #0f1115; --paper: #161a20; --panel: #14171c; --raise: #1b2027; --sunk: #1d222a; --hover: #1d222a;
  --ink: #e8eaed; --ink-2: #aeb4bd; --ink-3: #7a818c; --line: #262b33; --line-2: #333944;
  --brand: #f5b82e; --brand-2: #ffc94d; --brand-ink: #1c1606; --brand-soft: #2e2510; --brand-text: #f5c457; --good: #3fcf8e;
  --correct: #ff6b6f; --clarity: #6b9bff; --choice: #3cc3db; --style: #a78bfa; --ai: #ffa25c; --human: #4fd1c5;
  --warn: #f0b429; --crit: #ff6b6f; --hi: #ffa25c; --med: #f0b429; --low: #7a818c;
  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.3);
  --shadow: 0 1px 2px rgb(0 0 0 / 0.3), 0 6px 16px -6px rgb(0 0 0 / 0.4);
  --shadow-lg: 0 2px 4px rgb(0 0 0 / 0.3), 0 18px 40px -12px rgb(0 0 0 / 0.6);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14.5px/1.5 var(--f-ui);
  -webkit-font-smoothing: antialiased;
  display: grid;
  grid-template-rows: 60px minmax(0, 1fr);
  overflow: hidden;
}
button { font: inherit; color: inherit; cursor: pointer; }
button:disabled { cursor: not-allowed; }
a { color: inherit; }
svg { flex: none; }
kbd { font: 500 11px/1 var(--f-ui); padding: 3px 5px; border-radius: 5px; border: 1px solid color-mix(in srgb, currentColor 28%, transparent); opacity: 0.85; }
code, .mono { font-family: var(--f-mono); font-size: 0.86em; }
:focus-visible { outline: 2px solid color-mix(in srgb, var(--brand) 70%, transparent); outline-offset: 2px; border-radius: 6px; }
::selection { background: color-mix(in srgb, var(--brand) 20%, transparent); }

/* ------------------------------------------------------------------ top bar */
.topbar {
  position: relative; z-index: 10;
  display: flex; align-items: center; gap: 14px; min-width: 0;
  padding: 0 14px 0 18px;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; flex: none; }
.brand svg, .brand img { width: 30px; height: 30px; border-radius: 8px; box-shadow: 0 1px 2px rgb(16 18 24 / 0.2), 0 4px 10px -4px rgb(16 18 24 / 0.35); }
.brand span { font: 650 18px/1 var(--f-ui); letter-spacing: -0.03em; color: var(--ink); }
.brand span em { font-style: normal; font-weight: 600; color: var(--ink-3); letter-spacing: -0.01em; }
.crumb {
  font-size: 13.5px; font-weight: 500; color: var(--ink-2);
  padding-left: 14px; border-left: 1px solid var(--line);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0;
}
.saved { color: var(--ink-3); font-size: 12.5px; white-space: nowrap; display: inline-flex; align-items: center; gap: 6px; }
.saved:not(:empty)::before { content: ""; width: 12px; height: 12px; background: no-repeat center / contain url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238b929e' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E"); }
.top-actions { margin-left: auto; display: flex; align-items: center; gap: 6px; flex: none; }
.engine {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12.5px; font-weight: 500; color: var(--ink-2);
  padding: 5px 10px; margin-right: 4px; border-radius: 99px; border: 1px solid var(--line);
}
.engine i { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-3); }
.engine.ok i { background: var(--good); }
.engine.lite i { background: var(--warn); }
.engine.down i { background: var(--crit); }
.btn-outline {
  display: inline-flex; align-items: center; gap: 8px; height: 36px; padding: 0 14px;
  border: 1px solid var(--line-2); background: var(--paper); border-radius: 9px;
  font-size: 13.5px; font-weight: 600; color: var(--ink); box-shadow: var(--shadow-sm);
  transition: background 0.15s, border-color 0.15s;
}
.btn-outline:hover { background: var(--hover); border-color: var(--ink-3); }
.btn-outline svg, .btn-tool svg, .menu svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-btn {
  width: 36px; height: 36px; display: grid; place-items: center;
  border: 0; background: none; border-radius: 9px; color: var(--ink-2);
  transition: background 0.15s, color 0.15s;
}
.icon-btn:hover:not(:disabled) { background: var(--hover); color: var(--ink); }
.icon-btn svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-btn svg circle { fill: currentColor; stroke: none; }
.menu-wrap { position: relative; }
.menu {
  position: absolute; right: 0; top: calc(100% + 6px); z-index: 30; min-width: 232px;
  background: var(--raise); border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow-lg);
  padding: 6px; animation: popin 0.14s var(--ease);
}
.menu button {
  display: flex; align-items: center; gap: 10px; width: 100%; text-align: left;
  border: 0; background: none; padding: 8px 10px; border-radius: 8px; font-size: 13.5px; color: var(--ink);
}
.menu button svg { color: var(--ink-3); }
.menu button:hover:not(:disabled) { background: var(--hover); }
.menu button:disabled { opacity: 0.4; }
.menu hr { border: 0; border-top: 1px solid var(--line); margin: 6px 4px; }
.progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; overflow: hidden; opacity: 0; transition: opacity 0.2s; }
.progress::before { content: ""; position: absolute; top: 0; bottom: 0; width: 34%; background: var(--brand); border-radius: 2px; animation: indet 1.3s var(--ease) infinite; }
.progress.on { opacity: 1; }

/* ------------------------------------------------------------------ layout */
.workspace { display: grid; grid-template-columns: minmax(0, 1fr) 400px; min-height: 0; }
.stage { position: relative; min-height: 0; }
.canvas { position: absolute; inset: 0; overflow-y: auto; padding: 0 32px 48px; scroll-behavior: smooth; }

.doc-bar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 4px;
  max-width: 820px; margin: 0 auto; padding: 14px 0 12px;
  background: linear-gradient(var(--bg) 78%, transparent);
}
.btn-tool {
  display: inline-flex; align-items: center; gap: 7px; height: 32px; padding: 0 11px;
  border: 0; background: none; border-radius: 8px; font-size: 13px; font-weight: 500; color: var(--ink-2);
  transition: background 0.15s, color 0.15s;
}
.btn-tool:hover { background: color-mix(in srgb, var(--ink) 6%, transparent); color: var(--ink); }
.bar-sep { width: 1px; height: 18px; background: var(--line-2); margin: 0 8px; }
.bar-stats { display: flex; align-items: center; font-size: 12.5px; color: var(--ink-3); font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden; }
.bar-stats > span + span::before { content: "·"; margin: 0 8px; color: var(--line-2); }
.bar-alert {
  margin-left: auto; display: inline-flex; align-items: center; gap: 7px;
  border: 1px solid color-mix(in srgb, var(--crit) 30%, transparent); border-radius: 99px; padding: 4px 11px;
  background: color-mix(in srgb, var(--crit) 7%, var(--paper)); color: var(--crit); font-weight: 600; font-size: 12px;
}
.bar-alert::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.page {
  position: relative; max-width: 820px; margin: 0 auto;
  background: var(--paper); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow);
  padding: 48px 72px 64px; min-height: calc(100% - 110px);
  animation: rise 0.45s var(--ease) both;
}
.page-foot { max-width: 820px; margin: 14px auto 0; text-align: center; font-size: 12px; color: var(--ink-3); }
.doc-title {
  display: block; width: 100%; border: 0; outline: 0; background: none; color: var(--ink);
  font: 650 28px/1.25 var(--f-ui); letter-spacing: -0.025em;
  padding: 0 0 20px; margin-bottom: 24px; border-bottom: 1px solid var(--line);
}
.doc-title::placeholder { color: var(--line-2); }

/* ------------------------------------------------------------------ editor
   A transparent textarea sits over a "backdrop" that renders the same text
   (invisibly) with highlight spans. Both must lay text out identically. */
.editor {
  position: relative;
  font-family: var(--f-doc); font-size: 17.5px; line-height: 1.8; font-weight: 400;
  font-optical-sizing: auto; font-variant-ligatures: normal; letter-spacing: 0;
  color: var(--ink);
}
.backdrop, .editor textarea {
  font: inherit; letter-spacing: inherit; font-variant-ligatures: inherit;
  white-space: pre-wrap; overflow-wrap: break-word; word-break: normal; tab-size: 4;
  margin: 0; padding: 0; border: 0; text-rendering: optimizeLegibility;
}
.backdrop { color: transparent; min-height: 46vh; pointer-events: none; }
.editor.empty .backdrop { min-height: 120px; }
.editor textarea {
  position: absolute; inset: 0; width: 100%; height: 100%;
  resize: none; overflow: hidden; background: transparent; color: inherit; outline: none;
  caret-color: var(--brand); -webkit-appearance: none; appearance: none;
}
.editor textarea::placeholder { color: var(--ink-3); }
.editor textarea[readonly] { cursor: progress; }
.editor.scanning textarea { opacity: 0.5; transition: opacity 0.3s; }

.backdrop span { border-radius: 2px; }
.t-spelling, .t-grammar, .t-punctuation { --c: var(--correct); }
.t-clarity { --c: var(--clarity); }
.t-word_choice { --c: var(--choice); }
.t-style { --c: var(--style); }
.backdrop [data-e] {
  text-decoration-line: underline; text-decoration-color: color-mix(in srgb, var(--c) 85%, transparent);
  text-decoration-thickness: 2px; text-underline-offset: 5px; text-decoration-skip-ink: none;
  transition: background 0.12s;
}
.backdrop [data-e].hot { background: color-mix(in srgb, var(--c) 9%, transparent); }
.backdrop [data-e].on { background: color-mix(in srgb, var(--c) 13%, transparent); text-decoration-color: var(--c); }
.backdrop.dim [data-e] { text-decoration-color: color-mix(in srgb, var(--c) 30%, transparent); }

.backdrop [data-s] { background: var(--h); box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.backdrop [data-s].hot { box-shadow: inset 0 -2px 0 color-mix(in srgb, var(--ink) 22%, transparent); }
.backdrop .rc { background: color-mix(in srgb, var(--human) 18%, transparent); }
.backdrop .ru { background: repeating-linear-gradient(135deg, color-mix(in srgb, var(--ink-3) 9%, transparent) 0 3px, transparent 3px 7px); }
.backdrop [data-p] { background: color-mix(in srgb, var(--c) 11%, transparent); box-shadow: inset 0 -1.5px 0 var(--c); }
.backdrop.focus [data-p]:not(.f) { background: transparent; box-shadow: inset 0 -1px 0 color-mix(in srgb, var(--c) 35%, transparent); }
.backdrop [data-p].hot { background: color-mix(in srgb, var(--c) 20%, transparent); }

/* hidden characters: a pin at each invisible run, wavy underline on homoglyphs */
.backdrop .hz { position: relative; }
.backdrop .hz::before { content: ""; position: absolute; left: -1px; top: 0.3em; bottom: -0.05em; width: 2px; border-radius: 2px; background: var(--sev, var(--crit)); }
.backdrop .hz::after { content: ""; position: absolute; left: -4px; top: 0.05em; width: 8px; height: 8px; border-radius: 50%; background: var(--sev, var(--crit)); box-shadow: 0 0 0 2px var(--paper); }
.backdrop .hg { text-decoration: underline wavy var(--hi); text-decoration-thickness: 1.5px; text-underline-offset: 5px; background: color-mix(in srgb, var(--hi) 8%, transparent); }
.backdrop .hs { background: repeating-linear-gradient(90deg, color-mix(in srgb, var(--med) 45%, transparent) 0 2px, transparent 2px 4px); }
.backdrop .fl { animation: flash 1.6s ease-out; }

.file-banner {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 10px 10px 12px; margin: -4px 0 24px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--sunk);
}
.ftype { font: 600 10px/1 var(--f-mono); letter-spacing: 0.04em; padding: 9px 7px; border-radius: 6px; background: var(--brand); color: var(--brand-ink); }
.fmeta { flex: 1; min-width: 0; display: grid; }
.fmeta b { font-weight: 600; font-size: 13.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fmeta small { color: var(--ink-3); font-size: 12px; }

/* empty state: upload + samples */
.starter { margin-top: 28px; animation: rise 0.5s 0.1s var(--ease) both; }
.dropzone {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px; width: 100%; text-align: left;
  padding: 20px 22px; border-radius: 12px; border: 1.5px dashed var(--line-2); background: var(--bg);
  transition: border-color 0.15s, background 0.15s;
}
.dropzone:hover { border-color: var(--brand); background: color-mix(in srgb, var(--brand) 4%, var(--paper)); }
.dz-icon { width: 44px; height: 44px; border-radius: 11px; display: grid; place-items: center; background: var(--brand-soft); color: var(--brand-text); }
.dz-icon svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.dz-t { display: grid; gap: 2px; }
.dz-t b { font-size: 14.5px; font-weight: 600; }
.dz-t span { font-size: 13px; color: var(--ink-2); }
.dz-t u { color: var(--brand-text); text-underline-offset: 2px; text-decoration-thickness: 1px; }
.dz-f { font-size: 11.5px; color: var(--ink-3); text-align: right; line-height: 1.5; }
.samples { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 16px; }
.samples > span { font-size: 12.5px; color: var(--ink-3); margin-right: 4px; }
.samples button {
  border: 1px solid var(--line); background: var(--paper); border-radius: 99px;
  padding: 5px 12px; font-size: 12.5px; font-weight: 500; color: var(--ink-2);
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.samples button:hover { border-color: var(--line-2); color: var(--ink); background: var(--hover); }

.drop-overlay {
  position: absolute; inset: 14px; z-index: 30; display: grid; place-items: center;
  border: 2px dashed var(--brand); border-radius: 16px;
  background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: blur(3px);
  opacity: 0; pointer-events: none; transition: opacity 0.15s;
}
.stage.over .drop-overlay { opacity: 1; }
.drop-overlay > div { display: grid; justify-items: center; gap: 8px; }
.drop-overlay .dz-icon { width: 56px; height: 56px; }
.drop-overlay b { font-size: 17px; }
.drop-overlay small { color: var(--ink-3); }

/* ------------------------------------------------------------------ popover */
.pop {
  position: absolute; z-index: 20; width: 340px; max-width: calc(100% - 24px);
  background: var(--raise); border: 1px solid var(--line); border-radius: 12px;
  box-shadow: var(--shadow-lg); padding: 14px 16px; font-family: var(--f-ui);
  animation: popin 0.15s var(--ease);
}
.pop-h { display: flex; align-items: center; gap: 8px; font-size: 11.5px; font-weight: 600; color: var(--ink-2); margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.06em; }
.pop-h .x { margin-left: auto; border: 0; background: none; width: 26px; height: 26px; border-radius: 7px; color: var(--ink-3); font-size: 18px; line-height: 1; }
.pop-h .x:hover { background: var(--hover); color: var(--ink); }
.pop-h .sev { text-transform: uppercase; }
.pop p { margin: 8px 0 0; font-size: 13.5px; color: var(--ink-2); line-height: 1.5; }
.pop .pop-f { display: flex; gap: 6px; margin-top: 14px; }
.pop .big { font: 650 30px/1 var(--f-ui); color: var(--c, var(--ink)); letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.pop .kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; font-size: 13px; margin-top: 10px; }
.pop .kv dt { color: var(--ink-3); }
.pop .kv dd { margin: 0; }
.pop .payload { margin-top: 10px; padding: 10px 12px; border-radius: 8px; background: color-mix(in srgb, var(--crit) 6%, transparent); border: 1px solid color-mix(in srgb, var(--crit) 22%, transparent); font: 12.5px/1.5 var(--f-mono); color: var(--ink); word-break: break-word; }

.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--c); flex: none; }

.change { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; font-size: 15px; }
.change del { color: var(--ink-3); text-decoration-color: color-mix(in srgb, var(--c) 70%, transparent); text-decoration-thickness: 1.5px; }
.change svg { width: 14px; height: 14px; fill: none; stroke: var(--ink-3); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.rep {
  border: 0; border-radius: 7px; padding: 4px 10px;
  background: color-mix(in srgb, var(--c) 12%, var(--paper)); color: color-mix(in srgb, var(--c) 80%, var(--ink));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--c) 30%, transparent);
  font-weight: 600; font-size: 14.5px; transition: background 0.15s;
}
.rep:hover { background: color-mix(in srgb, var(--c) 20%, var(--paper)); }
.rep.rm { background: none; }

/* ------------------------------------------------------------------ buttons */
.btn-primary, .btn-ghost, .btn-soft {
  white-space: nowrap; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border-radius: 8px; padding: 8px 14px; font-weight: 600; font-size: 13.5px; border: 0;
  transition: background 0.15s, color 0.15s, box-shadow 0.15s;
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: color-mix(in srgb, var(--ink) 86%, var(--paper)); }
.btn-ghost { background: none; color: var(--ink-2); }
.btn-ghost:hover { background: var(--hover); color: var(--ink); }
.btn-soft { background: var(--paper); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-2); }
.btn-soft:hover { background: var(--hover); }
.sm { padding: 6px 11px; font-size: 13px; border-radius: 7px; }

/* ------------------------------------------------------------------ assistant */
.assistant { position: relative; z-index: 6; display: flex; flex-direction: column; min-height: 0; background: var(--panel); border-left: 1px solid var(--line); }
.sheet-handle { display: none; }
.dials { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; padding: 16px 16px 14px; border-bottom: 1px solid var(--line); }
.dial {
  display: grid; justify-items: center; gap: 6px; padding: 12px 4px 10px;
  border: 1px solid var(--line); border-radius: 12px; background: var(--paper);
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}
.dial:hover { border-color: var(--line-2); }
.dial.cur { border-color: color-mix(in srgb, var(--brand) 55%, var(--line)); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 10%, transparent); }
.ring { position: relative; width: 54px; height: 54px; }
.ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring circle { fill: none; stroke-width: 4; }
.ring .track { stroke: var(--sunk); }
.ring .val { stroke: var(--dc, var(--ink-3)); stroke-linecap: round; transition: stroke-dashoffset 1s var(--ease), stroke 0.4s; }
.ring b { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font: 650 16px/1 var(--f-ui); color: var(--ink); letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.ring b small { font-size: 0.62em; font-weight: 600; margin-left: 1px; color: var(--ink-2); }
.ring b.na { color: var(--ink-3); font-weight: 500; }
.dial > span { font-size: 12.5px; font-weight: 600; color: var(--ink); }
.dial > em { font-style: normal; font-size: 11.5px; color: var(--ink-3); margin-top: -5px; white-space: nowrap; }

.atabs { display: flex; gap: 0; padding: 0 12px; border-bottom: 1px solid var(--line); overflow-x: auto; scrollbar-width: none; }
.atabs::-webkit-scrollbar { display: none; }
.atabs button {
  position: relative; display: inline-flex; align-items: center; gap: 6px;
  border: 0; background: none; padding: 12px 7px 13px; font-size: 13px; font-weight: 500; color: var(--ink-3);
  white-space: nowrap; transition: color 0.15s;
}
.atabs button:hover { color: var(--ink); }
.atabs button[aria-selected="true"] { color: var(--ink); font-weight: 600; }
.atabs button[aria-selected="true"]::after { content: ""; position: absolute; left: 8px; right: 8px; bottom: -1px; height: 2px; border-radius: 2px; background: var(--brand); }
.atabs b:empty { display: none; }
.atabs b { font-size: 10.5px; font-weight: 700; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 99px; display: inline-grid; place-items: center; background: var(--sunk); color: var(--ink-2); font-variant-numeric: tabular-nums; }
.atabs b.alert { background: color-mix(in srgb, var(--crit) 12%, transparent); color: var(--crit); }

.apanel { flex: 1; overflow-y: auto; padding: 18px 18px 28px; scrollbar-width: thin; background: var(--panel); }
.apanel > * { animation: rise 0.35s var(--ease) both; animation-delay: calc(var(--i, 0) * 30ms); }
.apanel.quiet > * { animation: none; }

.ph { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.ph h2 { margin: 0; font-size: 16px; font-weight: 650; letter-spacing: -0.015em; }
.ph p { margin: 2px 0 0; font-size: 12.5px; color: var(--ink-3); }

.filters { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.filters button {
  display: inline-flex; align-items: center; gap: 7px;
  border: 1px solid var(--line); background: var(--paper); border-radius: 7px;
  padding: 4px 9px; font-size: 12.5px; font-weight: 500; color: var(--ink-2);
}
.filters button i { width: 7px; height: 7px; border-radius: 50%; background: var(--c, var(--ink-3)); }
.filters button b { font-weight: 600; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.filters button[aria-pressed="true"] { border-color: var(--ink); color: var(--ink); background: var(--sunk); }
.filters button[aria-pressed="true"] b { color: var(--ink); }
.filters button:disabled { opacity: 0.4; }

/* suggestion cards */
.cards { display: grid; gap: 6px; }
.card {
  border-radius: 10px; background: var(--paper); border: 1px solid var(--line); overflow: hidden;
  transition: box-shadow 0.2s, border-color 0.2s;
  animation: rise 0.35s var(--ease) both; animation-delay: calc(var(--i, 0) * 25ms);
}
.apanel.quiet .card { animation: none; }
.card:hover { border-color: var(--line-2); }
.card.open { box-shadow: var(--shadow); border-color: var(--line-2); }
.card.open::before { content: ""; display: block; height: 2px; background: var(--c); }
.card.hot:not(.open) { border-color: color-mix(in srgb, var(--c) 45%, var(--line)); }
.card-sum { display: flex; align-items: center; gap: 10px; width: 100%; min-width: 0; border: 0; background: none; text-align: left; padding: 11px 13px; }
.card-sum .c-o { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13.5px; }
.card-sum .c-o s { color: var(--ink-3); text-decoration-color: color-mix(in srgb, var(--c) 60%, transparent); }
.card-sum .c-o span { font-weight: 600; }
.card-sum .c-t { font-size: 11.5px; color: var(--ink-3); flex: none; }
.card.open .card-sum { padding-bottom: 2px; }
.card.open .card-sum .c-o { visibility: hidden; }
.card-body { padding: 0 14px 14px 31px; }
.card-body .c-why { margin: 10px 0 0; font-size: 13px; color: var(--ink-2); }
.card-body .c-ctx { margin: 10px 0 0; padding: 9px 11px; border-radius: 8px; background: var(--sunk); font: 13px/1.6 var(--f-doc); color: var(--ink-3); }
.card-body .c-ctx mark { background: color-mix(in srgb, var(--c) 14%, transparent); color: var(--ink); border-radius: 3px; padding: 0 1px; }
.card-body .c-act { display: flex; gap: 6px; margin-top: 12px; }

/* intro and empty states */
.intro { padding: 2px; }
.intro-art { margin: 2px 0 18px; }
.intro-art svg { width: 100%; height: auto; display: block; }
.intro h2 { font: 650 20px/1.25 var(--f-ui); letter-spacing: -0.02em; margin: 0 0 6px; }
.intro h2 em { font-style: normal; color: var(--brand-text); }
.intro > p { margin: 0 0 14px; color: var(--ink-2); font-size: 13.5px; }
.intro-list { list-style: none; margin: 0; padding: 0; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.intro-list li { display: grid; grid-template-columns: 30px 1fr; gap: 0 10px; padding: 12px 14px; }
.intro-list li + li { border-top: 1px solid var(--line); }
.intro-list i { width: 30px; height: 30px; border-radius: 8px; grid-row: span 2; display: grid; place-items: center; background: color-mix(in srgb, var(--c) 11%, var(--paper)); }
.intro-list i::after { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--c); }
.intro-list b { font-size: 13.5px; font-weight: 600; }
.intro-list span { font-size: 12.5px; color: var(--ink-3); }
.hint { font-size: 12.5px; color: var(--ink-3); margin: 14px 0 0; display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.hint kbd { opacity: 1; color: var(--ink-2); background: var(--paper); }

.empty { text-align: center; padding: 30px 10px 8px; }
.empty .seal { width: 56px; height: 56px; margin: 0 auto 14px; border-radius: 14px; display: grid; place-items: center; background: color-mix(in srgb, var(--c, var(--good)) 11%, var(--paper)); color: var(--c, var(--good)); }
.empty .seal svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.empty h3 { margin: 0 0 6px; font: 650 17px/1.3 var(--f-ui); letter-spacing: -0.015em; }
.empty p { margin: 0 auto; max-width: 290px; font-size: 13px; color: var(--ink-2); }
.empty .btn-primary { margin-top: 16px; }

/* generic blocks */
.block { margin-top: 22px; }
.block > h3 { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); margin: 0 0 10px; display: flex; align-items: center; gap: 8px; }
.block > h3 span { margin-left: auto; text-transform: none; letter-spacing: 0; font-weight: 500; }
.box { border: 1px solid var(--line); background: var(--paper); border-radius: 10px; padding: 14px 16px; }
.note { font-size: 12px; color: var(--ink-3); line-height: 1.55; margin: 12px 0 0; }
.note b { color: var(--ink-2); font-weight: 600; }
.notice { border-radius: 10px; padding: 10px 12px; font-size: 13px; line-height: 1.5; background: color-mix(in srgb, var(--warn) 8%, var(--paper)); border: 1px solid color-mix(in srgb, var(--warn) 28%, transparent); color: var(--ink); }
.notice.bad { background: color-mix(in srgb, var(--crit) 6%, var(--paper)); border-color: color-mix(in srgb, var(--crit) 25%, transparent); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; gap: 6px; align-items: center; padding: 3px 9px; border-radius: 6px; background: var(--sunk); font-size: 12.5px; }
.chip b { font-weight: 600; color: var(--ink-2); }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.stats > div { background: var(--paper); padding: 11px 13px; }
.stats dt { font-size: 12px; color: var(--ink-3); }
.stats dd { margin: 3px 0 0; font: 650 19px/1.15 var(--f-ui); letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stats dd small { display: block; font: 400 11.5px/1.35 var(--f-ui); letter-spacing: 0; color: var(--ink-3); margin-top: 3px; }
.kvt { width: 100%; border-collapse: collapse; font-size: 13px; }
.kvt td { padding: 7px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.kvt td:first-child { color: var(--ink-3); padding-right: 12px; white-space: nowrap; }
.kvt td:last-child { word-break: break-word; }
.kvt tr:last-child td { border-bottom: 0; }
details.fold { border: 1px solid var(--line); border-radius: 10px; background: var(--paper); }
details.fold + details.fold { margin-top: 6px; }
details.fold > summary { list-style: none; cursor: pointer; padding: 11px 14px; font-size: 13px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
details.fold > summary::-webkit-details-marker { display: none; }
details.fold > summary::after { content: ""; margin-left: auto; width: 6px; height: 6px; border-right: 1.5px solid var(--ink-3); border-bottom: 1.5px solid var(--ink-3); transform: rotate(45deg); transition: transform 0.2s; }
details.fold[open] > summary::after { transform: rotate(-135deg); }
details.fold > summary small { font-weight: 500; color: var(--ink-3); }
details.fold > .fold-b { padding: 0 14px 14px; }

/* AI gauge */
.gauge { position: relative; display: grid; justify-items: center; padding-top: 2px; }
.gauge svg { width: 220px; height: auto; overflow: visible; }
.gauge .g-track { fill: none; stroke: var(--sunk); stroke-width: 10; stroke-linecap: round; }
.gauge .g-scale { fill: none; stroke: url(#g-grad); stroke-width: 10; stroke-linecap: round; opacity: 0.85; }
.gauge .g-knob { fill: var(--paper); stroke: var(--ink); stroke-width: 3; }
.gauge .g-tick { fill: var(--ink-3); font: 600 9px var(--f-ui); letter-spacing: 0.08em; }
.gauge-num { margin-top: -58px; text-align: center; }
.gauge-num b { font: 650 40px/1 var(--f-ui); letter-spacing: -0.035em; color: var(--ink); font-variant-numeric: tabular-nums; }
.gauge-num b small { font-size: 0.5em; font-weight: 600; margin-left: 1px; color: var(--ink-2); }
.gauge-num span { display: block; font-size: 11.5px; color: var(--ink-3); margin-top: 4px; }
.verdict { text-align: center; margin: 14px 0 4px; }
.verdict h2 { margin: 0; font-size: 16px; font-weight: 650; letter-spacing: -0.015em; display: inline-flex; align-items: center; gap: 8px; }
.verdict h2::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--tone); }
.verdict p { margin: 4px auto 0; font-size: 13px; color: var(--ink-2); max-width: 310px; }
.badges { display: flex; justify-content: center; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 3px 9px; border-radius: 6px; font-size: 12px; background: var(--sunk); color: var(--ink-3); }
.badge b { color: var(--ink); font-weight: 600; }
.badge.hard { background: color-mix(in srgb, var(--crit) 10%, transparent); color: var(--crit); }
.badge.hard b { color: var(--crit); }

.seg { display: flex; padding: 3px; gap: 2px; background: var(--sunk); border-radius: 9px; }
.seg button { flex: 1; border: 0; background: none; padding: 6px 8px; border-radius: 7px; font-size: 12.5px; font-weight: 500; color: var(--ink-2); }
.seg button[aria-pressed="true"] { background: var(--paper); color: var(--ink); box-shadow: var(--shadow-sm), 0 0 0 1px var(--line); font-weight: 600; }
.seg button:disabled { opacity: 0.4; }
.legend { display: flex; align-items: center; gap: 8px; font-size: 11.5px; color: var(--ink-3); margin-top: 9px; }
.legend .ramp { flex: 1; height: 6px; border-radius: 6px; background: linear-gradient(90deg, color-mix(in srgb, var(--human) 35%, transparent), transparent 50%, color-mix(in srgb, var(--ai) 50%, transparent)); }
.legend .sw { width: 20px; height: 10px; border-radius: 3px; }

.sent-list { display: grid; gap: 6px; }
.sent { display: grid; grid-template-columns: 44px 1fr; gap: 10px; align-items: start; width: 100%; text-align: left; border: 1px solid var(--line); background: var(--paper); border-radius: 10px; padding: 10px 12px; transition: border-color 0.15s; }
.sent:hover { border-color: var(--line-2); }
.sent b { font: 650 15px/1.4 var(--f-ui); color: color-mix(in srgb, var(--ai) 85%, var(--ink)); font-variant-numeric: tabular-nums; }
.sent b small { font-size: 0.75em; }
.sent span { font: 13px/1.55 var(--f-doc); color: var(--ink-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.review-sum { font: 14.5px/1.6 var(--f-doc); margin: 0; color: var(--ink); }
.indic { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.indic button { display: block; border: 0; background: none; padding: 0 0 0 10px; text-align: left; font: italic 13.5px/1.5 var(--f-doc); color: var(--ink); border-left: 2px solid var(--ai); }
.indic button:hover { color: var(--brand-text); }
.indic p { margin: 6px 0 0 12px; font-size: 12.5px; color: var(--ink-2); }
.hlist { margin: 0; padding-left: 18px; font-size: 13px; color: var(--ink-2); }
.hlist li { margin: 4px 0; }

.sig { display: grid; grid-template-columns: 1fr 88px; gap: 3px 12px; padding: 10px 0; border-top: 1px solid var(--line); font-size: 12.5px; }
.sig:first-child { border-top: 0; padding-top: 0; }
.sig .n { font-weight: 600; }
.sig .n small { display: block; font-weight: 400; color: var(--ink-3); margin-top: 2px; }
.sig .src { font-size: 10px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); font-weight: 600; }
.sig .bar { position: relative; height: 6px; margin-top: 6px; border-radius: 6px; background: var(--sunk); }
.sig .bar::before { content: ""; position: absolute; left: 50%; top: -3px; bottom: -3px; width: 1px; background: var(--line-2); }
.sig .bar i { position: absolute; top: 0; bottom: 0; border-radius: 6px; }
.sig .bar i.pos { left: 50%; background: var(--ai); }
.sig .bar i.neg { right: 50%; background: var(--human); }
.rw-grid { display: grid; gap: 10px; }
.rw-grid .lab { font-size: 10.5px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); margin-bottom: 4px; }
.rw-grid p { margin: 0; font: 13px/1.6 var(--f-doc); color: var(--ink-2); }
.pages { display: flex; flex-wrap: wrap; gap: 4px; }
.pages i { width: 26px; height: 32px; border-radius: 5px; display: grid; place-items: end center; font: 600 10px/1 var(--f-ui); font-style: normal; padding-bottom: 4px; color: var(--ink-2); border: 1px solid var(--line); }

/* plagiarism */
.orig { display: grid; grid-template-columns: 88px 1fr; gap: 16px; align-items: center; }
.orig .ring { width: 88px; height: 88px; }
.orig .ring circle { stroke-width: 5; }
.orig .ring b { font-size: 22px; }
.orig h2 { margin: 0; font-size: 15.5px; font-weight: 650; letter-spacing: -0.015em; }
.orig p { margin: 4px 0 0; font-size: 12.5px; color: var(--ink-2); }
.src { display: grid; grid-template-columns: 3px 1fr auto; gap: 0 12px; width: 100%; text-align: left; border: 1px solid var(--line); background: var(--paper); border-radius: 10px; padding: 12px 14px 12px 12px; transition: border-color 0.15s, box-shadow 0.15s; }
.src + .src { margin-top: 6px; }
.src:hover { border-color: var(--line-2); }
.src.f { border-color: color-mix(in srgb, var(--c) 60%, var(--line)); box-shadow: var(--shadow); }
.src > i { border-radius: 3px; background: var(--c); }
.src .s-t { font-size: 10.5px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.07em; color: var(--ink-3); }
.src .s-n { display: block; font-size: 13.5px; font-weight: 600; margin-top: 2px; overflow-wrap: anywhere; }
.src .s-n a { text-decoration: none; }
.src .s-n a:hover { text-decoration: underline; }
.src .s-d { display: block; font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.src .s-q { margin: 8px 0 0; font: italic 12.5px/1.5 var(--f-doc); color: var(--ink-2); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.src .s-p { font: 650 15px/1.2 var(--f-ui); color: var(--ink); font-variant-numeric: tabular-nums; }
.src .s-p small { font-size: 0.75em; color: var(--ink-3); }
.covbar { height: 4px; border-radius: 4px; background: var(--sunk); margin-top: 8px; overflow: hidden; }
.covbar i { display: block; height: 100%; background: var(--c); border-radius: 4px; }

/* hidden marks */
.finding { display: grid; grid-template-columns: auto 1fr; gap: 0 12px; padding: 13px 0; border-top: 1px solid var(--line); }
.finding:first-child { border-top: 0; padding-top: 2px; }
.sev { font: 650 9.5px/1 var(--f-ui); letter-spacing: 0.07em; text-transform: uppercase; padding: 4px 6px; border-radius: 5px; color: var(--c); background: color-mix(in srgb, var(--c) 12%, transparent); height: max-content; margin-top: 2px; }
.sev.critical { --c: var(--crit); } .sev.high { --c: var(--hi); } .sev.medium { --c: var(--med); } .sev.low, .sev.info { --c: var(--low); }
.finding h4 { margin: 0; font-size: 13.5px; font-weight: 600; }
.finding h4 small { color: var(--ink-3); font-weight: 500; margin-left: 6px; }
.finding .cat { font-size: 11px; color: var(--ink-3); text-transform: capitalize; }
.finding p { margin: 4px 0 0; font-size: 12.5px; color: var(--ink-2); }
.evid { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 4px; }
.evid li { font: 11.5px/1.5 var(--f-mono); padding: 6px 9px; border-radius: 6px; background: var(--sunk); color: var(--ink-2); word-break: break-word; }
.evid mark { background: color-mix(in srgb, var(--crit) 16%, transparent); color: var(--crit); border-radius: 3px; padding: 0 2px; }
.live { display: grid; grid-template-columns: auto 1fr auto; gap: 2px 12px; align-items: center; width: 100%; text-align: left; border: 1px solid var(--line); background: var(--paper); border-radius: 10px; padding: 10px 12px; transition: border-color 0.15s; }
.live + .live { margin-top: 6px; }
.live:hover { border-color: var(--line-2); }
.live .pin { width: 8px; height: 8px; border-radius: 50%; background: var(--c); box-shadow: 0 0 0 3px color-mix(in srgb, var(--c) 18%, transparent); }
.live b { font-size: 13px; font-weight: 600; }
.live small { grid-column: 2; font: 11.5px/1.45 var(--f-mono); color: var(--ink-3); word-break: break-word; }
.live em { font-style: normal; font-size: 10.5px; font-weight: 650; text-transform: uppercase; letter-spacing: 0.06em; color: var(--c); grid-row: 1; grid-column: 3; }

.lang { display: grid; grid-template-columns: 90px 1fr 38px; gap: 8px; align-items: center; font-size: 12.5px; padding: 3px 0; }
.lang i { height: 6px; border-radius: 6px; background: var(--ink-2); }
.lang span:last-child { text-align: right; color: var(--ink-3); font-variant-numeric: tabular-nums; }

/* ------------------------------------------------------------------ run bar */
.runbar { padding: 12px 16px 16px; border-top: 1px solid var(--line); background: var(--panel); }
.stale { margin: 0 0 10px; font-size: 12px; color: color-mix(in srgb, var(--warn) 85%, var(--ink)); display: flex; align-items: center; gap: 7px; }
.stale::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--warn); }
.checks { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 10px; }
@media (min-width: 961px) { .checks .chk span { padding: 5px 8px 5px 6px; font-size: 12px; } }
.chk { position: relative; }
.chk input { position: absolute; opacity: 0; pointer-events: none; }
.chk span {
  display: inline-flex; align-items: center; gap: 6px; cursor: pointer; user-select: none; white-space: nowrap;
  padding: 5px 9px 5px 7px; border-radius: 7px; border: 1px solid var(--line); background: var(--paper);
  font-size: 12.5px; font-weight: 500; color: var(--ink-3); transition: all 0.15s;
}
.chk span::before { content: ""; width: 14px; height: 14px; border-radius: 4px; border: 1.5px solid var(--line-2); transition: all 0.15s; background: no-repeat center / 10px; }
.chk input:checked + span { color: var(--ink); border-color: var(--line-2); }
.chk input:checked + span::before {
  border-color: var(--brand); background-color: var(--brand);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 6.2l2.3 2.3 4.7-5' fill='none' stroke='%231c1606' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}
.chk input:focus-visible + span { outline: 2px solid var(--brand); outline-offset: 2px; }
.chk input:disabled + span { opacity: 0.45; cursor: not-allowed; }
.store { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--ink-2); margin: -2px 0 10px 2px; }
.store small { color: var(--ink-3); }
.store input { accent-color: var(--brand); margin: 0; }
.run {
  position: relative; overflow: hidden; width: 100%; height: 44px;
  display: flex; align-items: center; justify-content: center; gap: 12px;
  border: 0; border-radius: 10px; background: var(--ink); color: var(--paper);
  font-size: 14.5px; font-weight: 600;
  box-shadow: 0 1px 2px rgb(16 18 24 / 0.2), inset 0 1px 0 rgb(255 255 255 / 0.1);
  transition: background 0.15s;
}
.run:hover:not(:disabled) { background: color-mix(in srgb, var(--ink) 85%, var(--paper)); }
.run kbd { border-color: color-mix(in srgb, var(--paper) 30%, transparent); }
.run:disabled { opacity: 0.5; }
.run.busy { opacity: 1; cursor: progress; }
.run.busy kbd { display: none; }
.run.busy::before { content: ""; width: 15px; height: 15px; border-radius: 50%; border: 2px solid color-mix(in srgb, var(--paper) 30%, transparent); border-top-color: var(--brand); animation: spin 0.8s linear infinite; }
.run-meta { margin: 8px 0 0; text-align: center; font-size: 12px; color: var(--ink-3); min-height: 1em; }
.err { margin: 10px 0 0; font-size: 12.5px; color: var(--crit); background: color-mix(in srgb, var(--crit) 6%, var(--paper)); border: 1px solid color-mix(in srgb, var(--crit) 22%, transparent); padding: 8px 10px; border-radius: 8px; }

.sk { border-radius: 10px; background: linear-gradient(90deg, var(--sunk) 0%, var(--hover) 40%, var(--sunk) 80%); background-size: 300% 100%; animation: skel 1.4s ease-in-out infinite; }
.sk + .sk { margin-top: 8px; }

/* ------------------------------------------------------------------ tooltip + toast */
.tip { position: fixed; z-index: 50; pointer-events: none; max-width: 280px; background: var(--ink); color: var(--paper); font-size: 12px; line-height: 1.4; padding: 6px 9px; border-radius: 7px; box-shadow: var(--shadow); }
.toast {
  position: fixed; left: calc((100% - 400px) / 2); bottom: 28px; transform: translateX(-50%); z-index: 60;
  display: inline-flex; align-items: center; gap: 9px;
  background: var(--ink); color: var(--paper); padding: 10px 16px; border-radius: 10px; font-size: 13px; font-weight: 500;
  box-shadow: var(--shadow-lg); animation: toast 3.2s var(--ease) both;
  white-space: nowrap; max-width: calc(100vw - 32px); overflow: hidden; text-overflow: ellipsis;
}
.toast::before { content: ""; width: 16px; height: 16px; flex: none; border-radius: 50%; background: var(--brand) no-repeat center / 10px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 6.2l2.3 2.3 4.7-5' fill='none' stroke='%231c1606' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); }


/* ------------------------------------------------------------------ account */
.avatar {
  display: inline-flex; align-items: center; gap: 8px; height: 36px; padding: 0 10px 0 4px;
  border: 1px solid var(--line); border-radius: 99px; background: var(--paper); color: var(--ink);
}
.avatar:hover { border-color: var(--line-2); }
.avatar span { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: var(--ink); color: var(--paper); font-size: 11.5px; font-weight: 700; letter-spacing: 0.02em; }
.avatar em { font-style: normal; font-size: 12px; font-weight: 600; color: var(--brand-text); }
.menu-row { display: flex; align-items: center; gap: 10px; padding: 4px 10px; color: var(--ink-3); }
.menu-row svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.lang-select { flex: 1; font: inherit; font-size: 13.5px; color: var(--ink); background: var(--sunk); border: 1px solid var(--line); border-radius: 7px; padding: 5px 8px; }
.menu-links { display: flex; gap: 12px; padding: 6px 10px 4px; font-size: 12.5px; }
.menu-links a { color: var(--ink-3); text-decoration: none; }
.menu-links a:hover { color: var(--ink); text-decoration: underline; }
.err-act { margin-left: 6px; border: 0; background: var(--ink); color: var(--paper); border-radius: 6px; padding: 3px 9px; font-size: 12px; font-weight: 600; }
.btn-danger { white-space: nowrap; display: inline-flex; align-items: center; justify-content: center; border: 0; border-radius: 8px; padding: 9px 14px; font-weight: 600; font-size: 13.5px; background: var(--crit); color: #fff; }
.btn-danger:hover { filter: brightness(1.05); }
.ftype.sm { padding: 7px 6px; font-size: 9.5px; }

.dlg { border: 0; padding: 32px 32px 28px; border-radius: 18px; background: var(--paper); color: var(--ink); box-shadow: var(--shadow-lg); width: min(560px, calc(100vw - 24px)); max-height: calc(100vh - 40px); overflow-y: auto; }
.dlg.narrow { width: min(420px, calc(100vw - 24px)); }
.dlg.wide { width: min(760px, calc(100vw - 24px)); }
.dlg::backdrop { background: rgb(15 17 21 / 0.45); backdrop-filter: blur(3px); }
.dlg[open] { animation: popin 0.2s var(--ease); }
.dlg-x { position: absolute; top: 14px; right: 14px; width: 32px; height: 32px; border: 0; background: none; border-radius: 8px; font-size: 22px; line-height: 1; color: var(--ink-3); }
.dlg-x:hover { background: var(--hover); color: var(--ink); }
.dlg-logo { border-radius: 10px; margin-bottom: 18px; box-shadow: 0 4px 12px -4px rgb(16 18 24 / 0.35); }
.dlg h2 { margin: 0; font-size: 21px; font-weight: 650; letter-spacing: -0.02em; }
.dlg-sub { margin: 6px 0 22px; color: var(--ink-2); font-size: 14px; }
.dlg-form { display: grid; gap: 12px; }
.dlg-form.busy { opacity: 0.7; }
.fld { display: grid; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
.fld input { font: inherit; font-size: 15px; font-weight: 400; color: var(--ink); background: var(--paper); border: 1px solid var(--line-2); border-radius: 10px; padding: 11px 13px; outline: none; transition: border-color 0.15s, box-shadow 0.15s; }
.fld input:focus { border-color: var(--ink-3); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 20%, transparent); }
.fld input:disabled { background: var(--sunk); color: var(--ink-3); }
.code-in { font: 600 26px/1 var(--f-mono) !important; letter-spacing: 0.4em; text-align: center; }
.btn-dlg { display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; height: 46px; border: 0; border-radius: 11px; background: var(--ink); color: var(--paper); font-size: 15px; font-weight: 600; }
.btn-dlg:hover:not(:disabled) { background: color-mix(in srgb, var(--ink) 86%, var(--paper)); }
.btn-dlg.ghost { background: var(--paper); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-2); margin-top: 8px; }
.btn-dlg.ghost:hover { background: var(--hover); }
.btn-dlg svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.or { display: flex; align-items: center; gap: 12px; margin: 18px 0 10px; color: var(--ink-3); font-size: 12px; }
.or::before, .or::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.dlg-err { margin: 0; font-size: 13px; color: var(--crit); }
.dlg-fine { margin: 18px 0 0; font-size: 12px; color: var(--ink-3); line-height: 1.5; }
.dlg-fine a, .check a { color: var(--ink-2); }
.dlg-links { display: flex; justify-content: space-between; margin-top: 14px; }
.lnk { border: 0; background: none; padding: 0; font-size: 13px; color: var(--ink-2); text-decoration: underline; text-underline-offset: 2px; }
.lnk:disabled { opacity: 0.4; }
.check { display: grid; grid-template-columns: 18px 1fr; gap: 10px; align-items: start; font-size: 13.5px; line-height: 1.5; color: var(--ink-2); }
.check input { margin: 2px 0 0; width: 16px; height: 16px; accent-color: var(--ink); }
.dlg-tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin: -6px 0 20px; overflow-x: auto; }
.dlg-tabs button { position: relative; border: 0; background: none; padding: 10px 12px; font-size: 13.5px; font-weight: 500; color: var(--ink-3); white-space: nowrap; }
.dlg-tabs button[aria-selected="true"] { color: var(--ink); font-weight: 600; }
.dlg-tabs button[aria-selected="true"]::after { content: ""; position: absolute; left: 10px; right: 10px; bottom: -1px; height: 2px; background: var(--brand); border-radius: 2px; }
.acct-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.acct-card { border: 1px solid var(--line); border-radius: 12px; padding: 14px; display: grid; gap: 4px; align-content: start; }
.acct-card .lbl { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.07em; color: var(--ink-3); }
.acct-card .big { font-size: 22px; font-weight: 650; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.acct-card small { font-size: 12px; color: var(--ink-3); }
.meter { height: 6px; border-radius: 6px; background: var(--sunk); overflow: hidden; margin-top: 6px; }
.meter i { display: block; height: 100%; background: var(--ink-2); border-radius: 6px; }
.acct-actions { display: flex; gap: 8px; margin-top: 18px; flex-wrap: wrap; }
.sec-h { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.07em; color: var(--ink-3); margin: 26px 0 10px; }
.sec-h.danger { color: var(--crit); }
.seg.small { display: inline-flex; margin-bottom: 12px; }
.up-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.up { border: 1px solid var(--line); border-radius: 12px; padding: 16px; display: grid; gap: 8px; align-content: start; }
.up.best { border-color: color-mix(in srgb, var(--brand) 60%, var(--line)); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 10%, transparent); }
.up b { font-size: 16px; }
.up .price { font-size: 28px; font-weight: 650; letter-spacing: -0.03em; }
.up .price small { font-size: 13px; font-weight: 500; color: var(--ink-3); margin-left: 4px; letter-spacing: 0; }
.up ul { margin: 0; padding-left: 18px; font-size: 13px; color: var(--ink-2); display: grid; gap: 4px; }
.rows { list-style: none; margin: 0 0 12px; padding: 0; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.rows li { display: flex; align-items: center; gap: 12px; padding: 11px 14px; }
.rows li + li { border-top: 1px solid var(--line); }
.rows li.cur { background: var(--sunk); }
.rows li > div { flex: 1; min-width: 0; display: grid; }
.rows li b { font-size: 14px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rows li small { font-size: 12px; color: var(--ink-3); }
.rows li > svg { width: 18px; height: 18px; fill: none; stroke: var(--ink-3); stroke-width: 1.8; stroke-linecap: round; flex: none; }
.rows .empty-row { color: var(--ink-3); font-size: 13.5px; justify-content: center; padding: 18px; }
.rows a.btn-ghost { text-decoration: none; }
.docs { max-height: 50vh; overflow-y: auto; margin-top: 14px; }
.inline-form { display: flex; gap: 8px; }
.inline-form input { flex: 1; font: inherit; font-size: 14px; border: 1px solid var(--line-2); border-radius: 9px; padding: 8px 12px; background: var(--paper); color: var(--ink); }
.key-once { margin-top: 12px; padding: 12px 14px; border-radius: 10px; background: var(--brand-soft); border: 1px solid color-mix(in srgb, var(--brand) 40%, transparent); display: grid; gap: 8px; font-size: 13px; }
.key-once code { font: 13px/1.4 var(--f-mono); word-break: break-all; background: var(--paper); padding: 8px 10px; border-radius: 7px; }
.key-once button { justify-self: start; }
.empty-state { text-align: center; padding: 18px 0; }
.empty-state h3 { margin: 0 0 6px; font-size: 17px; }
.empty-state p { margin: 0 auto 16px; max-width: 380px; color: var(--ink-2); font-size: 14px; }
a.btn-soft { text-decoration: none; display: inline-flex; }
@media (max-width: 640px) {
  .dlg { padding: 26px 20px 22px; }
  .acct-grid, .up-grid { grid-template-columns: 1fr; }
  .hide-sm { display: none !important; }
}

.btn-tool.cert { color: var(--brand-text); background: var(--brand-soft); }
.btn-tool.cert:hover { background: color-mix(in srgb, var(--brand) 22%, var(--paper)); color: var(--ink); }
.cert-sum { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-bottom: 16px; }
.cert-sum span { display: grid; gap: 2px; text-align: center; padding: 10px 4px; border: 1px solid var(--line); border-radius: 10px; font-size: 11.5px; color: var(--ink-3); }
.cert-sum b { font-size: 18px; color: var(--ink); font-variant-numeric: tabular-nums; }
.danger-t { color: var(--crit); font-weight: 600; }

.pv-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.pv { display: grid; grid-template-columns: 1fr auto; gap: 2px 10px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); }
.pv b { font-size: 13px; }
.pv .pv-s { font-size: 11px; font-weight: 650; text-transform: uppercase; letter-spacing: 0.05em; padding: 2px 7px; border-radius: 5px; background: var(--sunk); color: var(--ink-2); align-self: start; }
.pv.ai_generated .pv-s, .pv.ai_edited .pv-s { background: color-mix(in srgb, var(--ai) 14%, transparent); color: color-mix(in srgb, var(--ai) 75%, var(--ink)); }
.pv small { grid-column: 1 / -1; font-size: 12px; color: var(--ink-3); word-break: break-word; }
.kept-notice { margin-bottom: 10px; background: color-mix(in srgb, var(--clarity) 7%, var(--paper)); border-color: color-mix(in srgb, var(--clarity) 28%, transparent); }
.live.kept em { color: var(--clarity); }
.kept-note { padding: 8px 10px; border-radius: 8px; background: color-mix(in srgb, var(--clarity) 7%, transparent); font-size: 12.5px !important; }

.review-box { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; display: grid; gap: 10px; margin: 0; }
.lb-preview { margin: 10px 0 0; padding: 12px 14px; border-left: 3px solid var(--brand); background: var(--sunk); border-radius: 0 8px 8px 0; font-size: 13.5px; line-height: 1.5; word-break: break-word; }
.label-box .lang-select { max-width: 200px; }

.fair { margin-top: 14px; border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; font-size: 13.5px; }
.fair summary { cursor: pointer; font-weight: 600; }
.fair ol { margin: 10px 0 8px; padding-left: 18px; display: grid; gap: 6px; color: var(--ink-2); }

/* ------------------------------------------------------------------ motion */
@keyframes rise { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@keyframes popin { from { opacity: 0; transform: translateY(-3px) scale(0.985); } to { opacity: 1; transform: none; } }
@keyframes flash { 0%, 30% { background: color-mix(in srgb, var(--brand) 22%, transparent); } 100% { background: transparent; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes indet { 0% { left: -35%; } 100% { left: 100%; } }
@keyframes skel { 0% { background-position: 100% 0; } 100% { background-position: 0 0; } }
@keyframes toast { 0% { opacity: 0; transform: translate(-50%, 8px); } 8%, 88% { opacity: 1; transform: translate(-50%, 0); } 100% { opacity: 0; transform: translate(-50%, 4px); } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

/* ------------------------------------------------------------------ responsive */
@media (max-width: 1180px) {
  .workspace { grid-template-columns: minmax(0, 1fr) 372px; }
  .toast { left: calc((100% - 372px) / 2); }
  .page { padding: 40px 48px 56px; }
  .saved, .engine span { display: none; }
  .engine { padding: 6px; border: 0; }
  .atabs button { padding-inline: 6px; font-size: 12.5px; }
  .dz-f { display: none; }
}
@media (max-width: 960px) {
  body { display: block; overflow: auto; height: auto; }
  .topbar { position: sticky; top: 0; height: 56px; padding: 0 8px 0 14px; }
  .crumb { display: none; }
  .btn-outline { padding: 0 11px; }
  .workspace { display: block; }
  .stage { position: static; }
  .canvas { position: relative; inset: auto; overflow: visible; padding: 0 12px 200px; min-height: calc(100vh - 56px); }
  .doc-bar { padding: 10px 2px; }
  .bar-stats #d-chars, .bar-stats #d-lang { display: none; }
  .page { padding: 24px 20px 36px; border-radius: 12px; min-height: 60vh; }
  .doc-title { font-size: 23px; padding-bottom: 14px; margin-bottom: 18px; }
  .editor { font-size: 17px; line-height: 1.75; }
  .dropzone { grid-template-columns: auto 1fr; padding: 16px; }
  .toast { left: 50%; bottom: 150px; }
  .assistant { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; max-height: 86vh; border-left: 0; border-top: 1px solid var(--line); border-radius: 16px 16px 0 0; box-shadow: var(--shadow-lg); padding-bottom: env(safe-area-inset-bottom); }
  .sheet-handle { display: grid; place-items: center; width: 100%; height: 20px; border: 0; background: none; padding: 0; }
  .sheet-handle i { width: 36px; height: 4px; border-radius: 4px; background: var(--line-2); }
  .dials { padding: 0 10px 8px; gap: 6px; }
  .ring { width: 42px; height: 42px; }
  .ring b { font-size: 13.5px; }
  .dial { padding: 7px 4px; gap: 4px; }
  .dial > em { display: none; }
  .assistant:not(.open) .atabs, .assistant:not(.open) .apanel, .assistant:not(.open) .checks, .assistant:not(.open) .store, .assistant:not(.open) .stale, .assistant:not(.open) .run-meta { display: none !important; }
  .assistant:not(.open) .dials { border-bottom: 0; }
  .assistant:not(.open) .runbar { border-top: 0; padding-top: 2px; }
  .apanel { max-height: 46vh; }
  .pop { width: calc(100% - 24px); left: 12px !important; }
}
@media (max-width: 480px) {
  .btn-outline { width: 36px; padding: 0; justify-content: center; font-size: 0; gap: 0; }
  .bar-stats #d-read { display: none; }
}
@media print {
  body { display: block; overflow: visible; height: auto; background: #fff; }
  .topbar, .assistant, .doc-bar, .starter, .pop, .page-foot { display: none !important; }
  .stage, .canvas { position: static; overflow: visible; padding: 0; background: none; }
  .page { box-shadow: none; border: 0; padding: 0; }
}