/* fastRename web — single dark-ish clean theme, mirrors the Mac app's accent. */
:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --ink: #1d2129;
  --muted: #6b7280;
  --line: #e3e6ea;
  --accent: #0a84ff;
  --accent-soft: rgba(10, 132, 255, .09);
  --green: #1a9e55;
  --green-soft: rgba(26, 158, 85, .1);
  --red: #d92b2b;
  --red-soft: rgba(217, 43, 43, .07);
  --orange: #c77800;
  --orange-soft: rgba(199, 120, 0, .1);
  --radius: 10px;
  --shadow: 0 1px 3px rgba(16, 24, 40, .08), 0 8px 24px rgba(16, 24, 40, .06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "PingFang SC", "Microsoft YaHei", "Noto Sans", sans-serif;
  min-height: 100vh;
}

.hidden { display: none !important; }
.muted { color: var(--muted); }
.spacer { flex: 1; }

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

/* ---------- top bar ---------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 16px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 40;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 15px; }
.brand-mark {
  display: inline-grid; place-items: center;
  width: 26px; height: 26px; border-radius: 7px;
  background: var(--accent); color: #fff; font-size: 15px;
}
.brand-badge {
  font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-soft);
  border-radius: 5px; padding: 2px 6px;
}
.addbox { display: flex; gap: 6px; flex: 1 1 320px; min-width: 260px; max-width: 560px; }
.addbox input { flex: 1; }
.actions { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }

/* ---------- controls ---------- */
.btn {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
  transition: background .12s, border-color .12s;
  white-space: nowrap;
}
.btn:hover { background: #f0f2f5; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #0974e0; }
.btn.primary:disabled { background: #9dc3f5; border-color: #9dc3f5; cursor: not-allowed; }
.btn.ghost { background: transparent; }
.btn.ghost:hover { background: #f0f2f5; }
.btn.danger { color: var(--red); }
.btn.danger:hover { background: var(--red-soft); }
.btn.small { padding: 3px 9px; font-size: 13px; }
.btn.big { padding: 9px 18px; font-size: 15px; font-weight: 600; }
.icon-btn {
  border: 0; background: transparent; cursor: pointer;
  font-size: 17px; line-height: 1; color: var(--muted); padding: 4px 7px; border-radius: 6px;
}
.icon-btn:hover { background: #f0f2f5; color: var(--ink); }

input[type="text"], input[type="search"], textarea, .select {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 10px;
  background: var(--card);
  outline: none;
}
input:focus, textarea:focus, .select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

.toggle { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; white-space: nowrap; user-select: none; }

.chips { display: inline-flex; gap: 6px; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--line); border-radius: 999px;
  background: var(--card); padding: 3px 12px;
  cursor: pointer; font-size: 13px;
}
.chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.menu-wrap { position: relative; }
.menu {
  position: absolute; right: 0; top: calc(100% + 6px);
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 230px; max-height: 60vh; overflow: auto; z-index: 60;
  padding: 4px;
}
.menu-item {
  display: flex; align-items: center; gap: 8px; width: 100%;
  border: 0; background: transparent; text-align: left;
  padding: 8px 10px; border-radius: 7px; cursor: pointer;
}
.menu-item:hover { background: #f0f2f5; }
.menu-item .note { display: block; font-size: 12px; color: var(--muted); }
.menu-item .grow { flex: 1; }
.menu-sep { height: 1px; background: var(--line); margin: 4px 6px; }
.menu-item.danger { color: var(--red); }

/* ---------- notice banner ---------- */
.notice {
  display: flex; align-items: center; gap: 10px;
  margin: 10px 16px 0;
  padding: 9px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow);
}
.notice.info { border-color: var(--accent); }
.notice.success { border-color: var(--green); background: var(--green-soft); }
.notice.warning { border-color: var(--orange); background: var(--orange-soft); }
.notice.error { border-color: var(--red); background: var(--red-soft); }
.notice span { flex: 1; }

/* ---------- landing ---------- */
.landing {
  display: flex; flex-direction: column; align-items: center; gap: 26px;
  padding: 8vh 20px 40px;
}
.hero h1 { margin: 0 0 6px; font-size: 34px; }
.tagline { margin: 0; color: var(--muted); font-size: 15px; }
.dropzone {
  width: min(620px, 92vw);
  border: 2px dashed #c8cdd6;
  border-radius: 18px;
  background: var(--card);
  padding: 46px 30px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.dropzone:hover { border-color: var(--accent); background: var(--accent-soft); }
.dropzone-icon {
  width: 54px; height: 54px; margin: 0 auto 14px;
  display: grid; place-items: center;
  border-radius: 14px; background: var(--accent-soft);
  color: var(--accent); font-size: 26px;
}
.drop-title { font-size: 17px; font-weight: 600; }
.drop-subtitle { color: var(--muted); margin-top: 4px; }
.landing-presets { text-align: center; }
.landing-presets .chips { margin-top: 8px; justify-content: center; }
.privacy { font-size: 12.5px; }

/* ---------- workspace ---------- */
.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 14px;
  padding: 14px 16px;
  align-items: start;
}
@media (max-width: 980px) {
  .workspace { grid-template-columns: 1fr; }
}

.files-pane, .rules-pane {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.files-pane { display: flex; flex-direction: column; min-height: 320px; }
.files-toolbar {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  padding: 10px 12px; border-bottom: 1px solid var(--line);
}
.files-toolbar .search { flex: 1 1 140px; min-width: 120px; }
.selection-bar {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 12px; background: var(--accent-soft);
  border-bottom: 1px solid var(--line);
}
.table-wrap { overflow: auto; max-height: calc(100vh - 250px); }
.files-table { width: 100%; border-collapse: collapse; }
.files-table th {
  position: sticky; top: 0; background: #fafbfc;
  text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .04em;
  color: var(--muted); padding: 7px 10px; border-bottom: 1px solid var(--line);
  z-index: 1;
}
.files-table td {
  padding: 6px 10px; border-bottom: 1px solid var(--line);
  vertical-align: middle;
}
.files-table tr.row-block { background: var(--red-soft); }
.files-table tr.row-warn { background: var(--orange-soft); }
.files-table tr.row-renamed td { color: var(--green); }
.files-table tr.row-failed td { color: var(--red); }
.col-check { width: 34px; }
.name-cell { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 12.5px; word-break: break-all; }
.name-cell .folder-hint { color: var(--muted); font-size: 11.5px; display: block; }
.name-cell mark { background: #ffe89c; border-radius: 3px; padding: 0 1px; }
.new-name-input {
  width: 100%;
  border: 1px solid transparent; background: transparent;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 12.5px;
  padding: 3px 5px; border-radius: 6px;
}
.new-name-input:hover { border-color: var(--line); background: #fff; }
.new-name-input:focus { border-color: var(--accent); background: #fff; }
.badges { display: inline-flex; gap: 4px; flex-wrap: wrap; }
.badge {
  font-size: 10.5px; font-weight: 600; letter-spacing: .03em;
  border-radius: 5px; padding: 1px 6px;
  background: #eef0f3; color: var(--muted); cursor: help;
}
.badge.manual { background: var(--accent-soft); color: var(--accent); }
.badge.csv { background: var(--green-soft); color: var(--green); }
.badge.conflict { background: var(--red-soft); color: var(--red); }
.badge.warn { background: var(--orange-soft); color: var(--orange); }
.badge.folder { background: #ece9fd; color: #6b4fe0; }
.status-cell { width: 34px; text-align: center; font-size: 14px; }
.st-ok { color: #b6bcc7; }
.st-renamed { color: var(--green); }
.st-failed { color: var(--red); }
.st-blocking { color: var(--red); }
.st-warning { color: var(--orange); }
.files-empty { padding: 40px; text-align: center; color: var(--muted); }

/* ---------- rules pane ---------- */
.rules-pane { display: flex; flex-direction: column; }
.rules-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px; border-bottom: 1px solid var(--line);
}
.rules-head h2 { margin: 0; font-size: 15px; }
.rules-list { padding: 10px 12px; display: flex; flex-direction: column; gap: 10px; max-height: calc(100vh - 330px); overflow: auto; }
.rules-empty { text-align: center; color: var(--muted); padding: 26px 10px; }

.rule-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 10px; background: #fff; }
.rule-card.drag-over { border-color: var(--accent); }
.rule-card.off { opacity: .55; }
.rule-top { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.rule-top select.rule-kind { flex: 0 1 auto; min-width: 118px; font-weight: 600; }
.impact {
  font-size: 11px; color: var(--muted); white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
  flex: 1 1 auto; min-width: 0; text-align: right;
}
.impact.zero { color: var(--orange); }
.rule-tools { display: inline-flex; gap: 2px; flex: 0 0 auto; }
.rule-tools .icon-btn { font-size: 13px; padding: 3px 6px; }
.rule-body { display: grid; grid-template-columns: 1fr; gap: 8px; margin-top: 9px; }
.field-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.field-row label { color: var(--muted); font-size: 12.5px; min-width: 74px; }
.field-row input[type="text"], .field-row input[type="number"], .field-row .select { flex: 1; min-width: 60px; padding: 4px 8px; }
.field-row input[type="number"] { width: 70px; flex: 0 0 auto; }
.field-check { display: inline-flex; gap: 12px; flex-wrap: wrap; }
.field-check label { display: inline-flex; align-items: center; gap: 5px; color: var(--muted); font-size: 12.5px; }
.tokens-hint { font-size: 11px; color: var(--muted); word-break: break-all; }

.run-bar {
  border-top: 1px solid var(--line);
  padding: 12px 14px;
  display: flex; flex-direction: column; gap: 10px;
}
.run-bar .btn.big { width: 100%; }

/* ---------- footer ---------- */
.footer { text-align: center; padding: 18px 10px 24px; font-size: 12px; }

/* ---------- modals ---------- */
.modal {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(15, 18, 25, .45);
  display: grid; place-items: center;
  padding: 20px;
}
.modal-card {
  background: var(--card); border-radius: 14px;
  width: min(560px, 94vw); max-height: 86vh;
  display: flex; flex-direction: column;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
  padding: 16px;
}
.modal-card.wide { width: min(760px, 94vw); }
.modal-card.narrow { width: min(400px, 94vw); }
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.modal-head h3 { margin: 0; font-size: 16px; }
.modal-actions { display: flex; gap: 8px; align-items: center; margin-top: 12px; }
.modal-card textarea { width: 100%; resize: vertical; font-family: ui-monospace, Menlo, monospace; font-size: 12.5px; }
.text-input { width: 100%; }

.browse-path { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }
.browse-path-code {
  flex: 1; overflow: auto; white-space: nowrap;
  background: #f0f2f5; border-radius: 7px; padding: 6px 9px; font-size: 12px;
}
.browse-list { overflow: auto; min-height: 240px; max-height: 54vh; border: 1px solid var(--line); border-radius: 8px; }
.browse-row {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 10px; border-bottom: 1px solid var(--line);
}
.browse-row:last-child { border-bottom: 0; }
.browse-row .name { flex: 1; cursor: pointer; word-break: break-all; }
.browse-row .name.folder { font-weight: 600; }
.browse-row .name:hover { color: var(--accent); }
.browse-row .size { color: var(--muted); font-size: 11.5px; white-space: nowrap; }
.browse-empty { padding: 30px; text-align: center; color: var(--muted); }

.history-list { overflow: auto; max-height: 60vh; }
.tx {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 4px; border-bottom: 1px solid var(--line);
}
.tx:last-child { border-bottom: 0; }
.tx .when { color: var(--muted); font-size: 12px; white-space: nowrap; }
.tx .what { flex: 1; min-width: 0; }
.tx .sample { color: var(--muted); font-size: 12px; word-break: break-all; }

/* ---------- client-only additions ---------- */
.addbox { max-width: none; }
.badge.demo { background: var(--orange-soft); color: var(--orange); }