:root {
  color-scheme: light;
  --ink: #17212a;
  --muted: #5a6b76;
  --line: #dde4e8;
  --wash: #f5f7f9;
  --paper: #ffffff;
  --teal: #0b7d74;
  --teal-dk: #095f59;
  --teal-bg: #e9f4f2;
  --coral: #b84a3e;
  --coral-bg: #fdeeec;
  --blue: #2f5e9c;
  --blue-bg: #eef3fb;
  --amber: #8a6310;
  --amber-bg: #fff6e4;
  --violet: #6a4fa3;
  --violet-bg: #f2effb;
  --ok: #1e8e3e;
  --ok-bg: #e6f4ea;
  --shadow: 0 1px 2px rgba(23, 33, 42, 0.06), 0 8px 24px rgba(23, 33, 42, 0.08);

  /* 旧 token 别名：保持既有 app.js 内 var(--border) 引用可用 */
  --bg: #eef1f4;
  --card: #ffffff;
  --border: #dde4e8;
  --text: #17212a;
  --danger: #b84a3e;
  --warn: #8a6310;
  --accent: #0b7d74;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: #eef1f4;
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", "Noto Sans CJK SC",
    "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.65;
  min-height: 100vh;
}

a { color: var(--blue); }
button { font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }

/* ============ app shell ============ */
.app {
  display: grid;
  grid-template-columns: 224px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  background: #1f2a30;
  color: #c7d0d6;
  padding: 16px 0 24px;
  display: flex;
  flex-direction: column;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 18px 16px;
  border-bottom: 1px solid #2c383f;
}
.brand .logo {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, #0b7d74, #16a596);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 17px;
}
.brand .name { color: #fff; font-weight: 700; font-size: 15px; }
.brand .sub { font-size: 11px; color: #8b98a1; }

.nav { margin-top: 14px; display: flex; flex-direction: column; gap: 2px; padding: 0 10px; }
.nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #c7d0d6;
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 13.5px;
  transition: background 0.12s;
}
.nav a:hover { background: #2c383f; color: #fff; }
.nav a.active { background: var(--teal); color: #fff; }
.nav a .ic { width: 18px; text-align: center; font-size: 15px; }
.nav .group {
  margin: 14px 22px 4px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: #6f7c85;
  text-transform: uppercase;
}
.sidebar .foot {
  margin-top: auto;
  padding: 14px 18px 0;
  border-top: 1px solid #2c383f;
  font-size: 11.5px;
  color: #6f7c85;
}

.main { min-width: 0; display: flex; flex-direction: column; }

.topbar {
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 13px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.topbar h1 { font-size: 17px; margin: 0; font-weight: 700; }
.topbar .crumb { color: var(--muted); font-size: 12.5px; }
.topbar .actions { margin-left: auto; display: flex; gap: 8px; }

/* 窄屏抽屉开关（默认隐藏，仅窄屏显示） */
.menu-toggle {
  display: none;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--wash);
  color: var(--ink);
  font-size: 18px;
  line-height: 1;
}
.drawer-mask {
  position: fixed;
  inset: 0;
  background: rgba(15, 22, 28, 0.45);
  z-index: 40;
}
.drawer-mask[hidden] { display: none; }

.content {
  padding: 22px 26px 60px;
  max-width: 1180px;
  width: 100%;
  margin: 0 auto;
  min-width: 0;
}

/* ============ generic widgets ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 7px 14px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.12s;
}
.btn:hover { border-color: #b9c6cc; background: var(--wash); }
.btn.primary { background: var(--teal); border-color: var(--teal); color: #fff; }
.btn.primary:hover { background: var(--teal-dk); border-color: var(--teal-dk); }
.btn.danger { background: var(--coral); border-color: var(--coral); color: #fff; }
.btn.danger:hover { filter: brightness(0.94); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn.sm { padding: 4px 10px; font-size: 12.5px; border-radius: 7px; }
.btn.ghost { border-color: transparent; background: transparent; color: var(--blue); }
.btn.ghost:hover { background: var(--blue-bg); }

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.card .card-head {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 10px;
}
.card .card-head h2 { margin: 0; font-size: 15px; font-weight: 700; }
.card .card-body { padding: 16px 18px; }
.card .card-head .hint { margin-left: auto; font-size: 12px; color: var(--muted); }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  padding: 2px 9px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--wash);
  color: var(--muted);
  white-space: nowrap;
}
.chip.ok { background: var(--ok-bg); border-color: #bfe3c8; color: var(--ok); }
.chip.err { background: var(--coral-bg); border-color: #eac5bd; color: var(--coral); }
.chip.warn { background: var(--amber-bg); border-color: #ecd9ad; color: var(--amber); }
.chip.info { background: var(--blue-bg); border-color: #c8d7ec; color: var(--blue); }
.chip.violet { background: var(--violet-bg); border-color: #d9cdf0; color: var(--violet); }

.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot.active { background: #e8a13c; box-shadow: 0 0 0 3px rgba(232, 161, 60, 0.18); }
.dot.completed { background: var(--ok); }
.dot.failed { background: var(--coral); }

.field { margin-bottom: 14px; }
.field label {
  display: block;
  font-size: 12.5px;
  color: var(--muted);
  margin-bottom: 5px;
  font-weight: 600;
}
.field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 11px;
  font-size: 13.5px;
  background: #fff;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(11, 125, 116, 0.12);
}

.kv {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 13px;
}
.kv:last-child { border-bottom: none; }
.kv .k { color: var(--muted); white-space: nowrap; }
.kv .v { text-align: right; overflow-wrap: anywhere; }

/* 兼容旧 dl.kv 描述列表结构 */
dl.kv { display: grid; grid-template-columns: 140px 1fr; gap: 8px 12px; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; }

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  background: var(--wash);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1px 6px;
}
.muted { color: var(--muted); }
.hintline { font-size: 12px; color: var(--muted); }

/* ============ table ============ */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td {
  border-bottom: 1px solid var(--line);
  padding: 11px 13px;
  text-align: left;
  vertical-align: top;
  font-size: 13px;
}
.table th {
  background: var(--wash);
  font-weight: 600;
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}
.table tbody tr { cursor: pointer; }
.table tbody tr:hover { background: #f4faf9; }
.table .status-cell { display: flex; align-items: center; gap: 7px; }
.table .title-cell { font-weight: 600; }
.table .sub { font-size: 11.5px; color: var(--muted); }

/* ============ 四态面板 ============ */
.state-block {
  padding: 40px 20px;
  text-align: center;
  color: var(--muted);
}
.statewrap {
  min-height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.statebox {
  max-width: 460px;
  text-align: center;
  padding: 34px 30px;
  background: #fff;
  border: 1px dashed var(--line);
  border-radius: 14px;
}
.statebox .glyph { font-size: 40px; line-height: 1; margin-bottom: 12px; }
.statebox h3 { margin: 0 0 6px; font-size: 16px; }
.statebox p { margin: 0 0 16px; color: var(--muted); font-size: 13px; }

.error-block { color: var(--danger); }

/* ============ stepper 气泡 ============ */
.stepper { display: flex; align-items: center; gap: 0; margin: 10px 0 20px; }
.step { flex: 1; text-align: center; position: relative; }
.step .bubble {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  margin: 0 auto 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--wash);
  border: 2px solid var(--line);
  font-weight: 700;
  font-size: 13px;
  color: var(--muted);
  transition: all 0.2s;
}
.step .lbl { font-size: 12px; color: var(--muted); }
.step.done .bubble { background: var(--teal); border-color: var(--teal); color: #fff; }
.step.done .lbl { color: var(--teal); font-weight: 600; }
.step.cur .bubble { border-color: var(--teal); color: var(--teal); box-shadow: 0 0 0 4px rgba(11, 125, 116, 0.14); }
.step.cur .lbl { color: var(--teal); font-weight: 600; }
.step.fail .bubble { background: var(--coral); border-color: var(--coral); color: #fff; }
.step.fail .lbl { color: var(--coral); font-weight: 600; }
.step.active .bubble { border-color: var(--teal); color: var(--teal); box-shadow: 0 0 0 4px rgba(11, 125, 116, 0.14); }
.step.active .lbl { color: var(--teal); font-weight: 600; }
/* 失败态类名兼容：旧代码用 .failed，设计图用 .fail，二者等价 */
.step.failed .bubble { background: var(--coral); border-color: var(--coral); color: #fff; }
.step.failed .lbl { color: var(--coral); font-weight: 600; }
/* 裸文本 .step（无 bubble/lbl）兜底着色，避免 P6 步骤状态区分丢失 */
.step.done { color: var(--teal); font-weight: 600; }
.step.cur { color: var(--teal); font-weight: 600; }
.step.active { color: var(--teal); font-weight: 600; }
.step.fail, .step.failed { color: var(--coral); font-weight: 600; }
.step .conn { position: absolute; top: 16px; left: 50%; width: 100%; height: 2px; background: var(--line); z-index: -1; }
.step:first-child .conn { display: none; }

/* ============ 其它既有组件 ============ */
.page-title { font-size: 20px; margin: 0 0 16px; }
.section-title { font-size: 15px; font-weight: 600; margin: 20px 0 10px; }

.search-input {
  width: 100%;
  max-width: 360px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  margin-bottom: 16px;
}

.run-list { list-style: none; padding: 0; margin: 0; }
.run-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.run-item:hover { background: #fafbfc; }
.run-item:last-child { border-bottom: none; }
.run-main { min-width: 0; }
.run-title { font-weight: 500; margin-bottom: 4px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.run-meta { color: var(--muted); font-size: 12px; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  border: 1px solid var(--border);
  margin-right: 4px;
}
.badge-active { color: var(--teal); border-color: var(--teal); }
.badge-completed { color: var(--ok); border-color: var(--ok); }
.badge-failed { color: var(--danger); border-color: var(--danger); }

.artifact-badges { display: flex; flex-wrap: wrap; gap: 6px; }
.artifact-badge {
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
}
.artifact-badge.on { color: var(--ok); border-color: var(--ok); background: var(--ok-bg); }
.artifact-badge.off { color: var(--muted); border-color: var(--border); background: var(--wash); }

.back-link { display: inline-block; margin-bottom: 16px; color: var(--teal); text-decoration: none; font-size: 14px; }

.publish-box {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px 16px;
  background: var(--wash);
}

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 720px) { .two-col { grid-template-columns: 1fr; } }

/* M2：P3 预览 / P4 热榜 */
.notice {
  border: 1px solid var(--warn);
  background: var(--amber-bg);
  color: #7a5200;
  border-radius: 6px;
  padding: 10px 14px;
  margin-bottom: 16px;
  font-size: 13px;
}

.preview-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.preview-controls select, .preview-controls input {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  background: var(--card);
}

.preview-frame {
  width: 100%;
  min-height: 60vh;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
}

/* M3：P5 选题确认 */
.candidate-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 960px) { .candidate-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .candidate-grid { grid-template-columns: 1fr; } }

.candidate-card { display: flex; flex-direction: column; gap: 6px; }
.scores { display: grid; grid-template-columns: 1fr 1fr; gap: 2px 12px; margin: 6px 0; }

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
.modal {
  width: min(440px, 90vw);
  background: var(--card);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.modal label { font-size: 13px; color: var(--muted); }
.modal input {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}

/* M4：P6 生成进度 stepper / 逐图 / P5 对比 */
.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.image-cell { display: flex; flex-direction: column; gap: 8px; align-items: center; }
.image-thumb { max-width: 100%; max-height: 120px; border-radius: 6px; }

.compare-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin: 12px 0;
  max-height: 60vh;
  overflow-y: auto;
}

@media (max-width: 720px) {
  .app { grid-template-columns: 1fr; }
  .menu-toggle { display: inline-flex; }
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 240px;
    max-width: 82vw;
    z-index: 50;
    overflow-y: auto;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
  }
  .sidebar.open { transform: translateX(0); box-shadow: 0 0 24px rgba(0, 0, 0, 0.25); }
}

/* ============ 登录 / 登出页（JEE-1944 对齐内页视觉） ============ */
.login-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  background:
    radial-gradient(900px 480px at 50% -10%, rgba(11, 125, 116, 0.14), transparent 60%),
    linear-gradient(180deg, #eef1f4 0%, #e6eaee 100%);
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 22px;
  background: #1f2a30;
  border-bottom: 1px solid #2c383f;
}
.login-brand .logo {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, #0b7d74, #16a596);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 19px;
  flex: none;
}
.login-brand .name { color: #fff; font-weight: 700; font-size: 15px; }
.login-brand .sub { font-size: 11px; color: #8b98a1; }

.login-body { padding: 24px 22px 26px; }

.login-title {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}

.login-form { display: flex; flex-direction: column; gap: 14px; }
.login-form .field { margin-bottom: 0; }
.login-form .field input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 13.5px;
  background: #fff;
}
.login-form .field input:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(11, 125, 116, 0.12);
}

.login-error { color: var(--danger); font-size: 13px; min-height: 1.2em; }

.login-submit {
  width: 100%;
  justify-content: center;
  padding: 9px 14px;
  font-size: 14px;
}

.login-foot {
  margin-top: 18px;
  font-size: 11.5px;
  color: var(--muted);
}