:root {
  --bg: #f5f7fb;
  --panel: #fff;
  --line: #e6ebf2;
  --line-strong: #d7dfeb;
  --text: #1d2433;
  --muted: #667085;
  --accent: #2f70ed;
  --accent-dark: #1f5fd6;
  --success: #169b62;
  --danger: #d14343;
  --warning: #b7791f;
  --shadow: 0 18px 45px rgba(18, 32, 56, 0.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; width: 100%; height: 100%; overflow: hidden; }
body { color: var(--text); background: var(--bg); font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
button, input, select, textarea { font: inherit; }
a { color: inherit; text-decoration: none; }

.admin-shell { display: grid; grid-template-rows: 58px minmax(0, 1fr); height: 100vh; }
.admin-topbar { z-index: 10; display: flex; align-items: center; justify-content: space-between; padding: 0 20px 0 24px; background: #fff; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--accent); font-size: 18px; }
.brand img { width: auto; height: 30px; max-width: 142px; object-fit: contain; }
.admin-user { position: relative; }
.avatar-btn { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid rgba(47, 112, 237, 0.18); border-radius: 999px; background: #fff; cursor: pointer; box-shadow: 0 8px 18px rgba(15, 23, 42, 0.1); }
.avatar-btn span { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 999px; background: linear-gradient(135deg, #38bdf8, #2563eb); color: #fff; font-size: 12px; font-weight: 800; }
.user-menu-panel { position: absolute; top: calc(100% + 8px); right: 0; z-index: 30; width: 178px; padding: 6px; border: 1px solid rgba(148, 163, 184, 0.18); border-radius: 10px; background: rgba(255, 255, 255, 0.98); box-shadow: 0 18px 44px rgba(15, 23, 42, 0.16); }
.user-menu-info { display: grid; gap: 3px; padding: 8px 10px 10px; border-bottom: 1px solid rgba(148, 163, 184, 0.16); }
.user-menu-info strong { overflow: hidden; font-size: 13px; text-overflow: ellipsis; white-space: nowrap; }
.user-menu-info span { color: var(--muted); font-size: 12px; }
.user-menu-item { display: flex; align-items: center; width: 100%; min-height: 34px; padding: 0 10px; border: 0; border-radius: 6px; background: transparent; color: var(--text); cursor: pointer; font-size: 13px; text-align: left; }
.user-menu-item:hover { background: rgba(47, 112, 237, 0.08); color: var(--accent-dark); }

.admin-layout { display: grid; grid-template-columns: 238px minmax(0, 1fr); min-height: 0; overflow: hidden; }
.admin-sidebar { overflow-y: auto; padding: 18px 12px 16px; background: #fff; border-right: 1px solid var(--line); }
.nav-item { display: flex; align-items: center; gap: 12px; width: 100%; min-height: 46px; margin: 0 0 8px; padding: 0 16px; border: 0; border-radius: 8px; background: transparent; color: #202735; cursor: pointer; text-align: left; font-weight: 700; }
.nav-item span { width: 22px; color: currentColor; font-size: 20px; text-align: center; }
.nav-item:hover { background: #f6f9ff; }
.nav-item.active { background: var(--accent); color: #fff; box-shadow: 0 12px 24px rgba(47, 112, 237, 0.22); }

.admin-main { min-height: 0; overflow: auto; padding: 20px 24px 30px; }
.workspace-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 82px; margin-bottom: 14px; padding: 16px 20px; border-radius: 8px; background: var(--panel); box-shadow: var(--shadow); }
.workspace-head h1 { margin: 0 0 4px; font-size: 22px; line-height: 1.2; }
.workspace-head p { margin: 0; color: var(--muted); font-size: 13px; }
.head-actions { display: flex; align-items: center; gap: 8px; }
.search-box { display: inline-flex; align-items: center; gap: 8px; width: 290px; height: 38px; padding: 0 12px; border: 1px solid var(--line-strong); border-radius: 4px; background: #fff; color: #9aa4b2; }
.search-box input { width: 100%; border: 0; outline: 0; color: var(--text); }
.icon-btn { display: inline-grid; place-items: center; width: 36px; height: 36px; border: 1px solid var(--line-strong); border-radius: 4px; background: #fff; color: var(--accent); cursor: pointer; font-size: 18px; }

.content-panel, .table-panel { border-radius: 8px; background: var(--panel); box-shadow: var(--shadow); }
.settings-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; align-items: start; }
.settings-panel { padding: 16px 18px 18px; }
.section-title { margin-bottom: 10px; }
.section-title span { display: block; margin-bottom: 3px; color: var(--accent); font-size: 11px; font-weight: 800; text-transform: uppercase; }
.section-title h2 { margin: 0 0 2px; font-size: 18px; }
.section-title p { margin: 0; color: var(--muted); font-size: 12px; }
.setting-block { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto; gap: 8px; align-items: end; margin-bottom: 8px; padding: 0 0 8px; border-bottom: 1px solid rgba(215, 223, 235, 0.72); }
.setting-block:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: 0; }
.setting-block.compact { grid-template-columns: minmax(0, 1fr) auto; }
.setting-block.provider-setting:has(#kling-default-model) { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.setting-block.provider-setting:has(#kling-default-model) .secondary-btn { justify-self: end; }
.form-field { display: grid; gap: 4px; margin-bottom: 0; }
.form-field span { color: #1f2937; font-size: 12px; font-weight: 700; }
.form-field input, .form-field select, .form-field textarea { width: 100%; min-height: 32px; padding: 0 10px; border: 1px solid var(--line-strong); border-radius: 4px; background: #fff; color: var(--text); font-size: 13px; }
.form-field input[readonly] { background: #f8fafc; color: var(--muted); cursor: default; }
.form-actions { display: flex; align-items: center; gap: 10px; }
.settings-feedback-row { align-items: stretch; }
.full-row { grid-column: 1 / -1; }
.primary-btn, .secondary-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 32px; padding: 0 10px; border-radius: 4px; cursor: pointer; font-size: 13px; font-weight: 800; white-space: nowrap; }
.primary-btn { border: 0; background: var(--accent); color: #fff; }
.primary-btn:hover { background: var(--accent-dark); }
.secondary-btn { border: 1px solid var(--line-strong); background: #fff; color: var(--accent); }
.primary-btn:disabled, .secondary-btn:disabled { cursor: not-allowed; opacity: 0.62; }
.text-btn, .danger-btn { min-height: 28px; padding: 0 8px; border: 1px solid var(--line-strong); border-radius: 4px; background: #fff; cursor: pointer; font-weight: 800; font-size: 12px; }
.text-btn { color: var(--accent); }
.danger-btn { border-color: rgba(209, 67, 67, 0.28); color: var(--danger); }
.feedback { padding: 10px 12px; border: 1px solid #dbe7ff; border-radius: 4px; background: #f4f8ff; color: #43536b; font-size: 13px; }
.feedback.success { border-color: rgba(22, 155, 98, 0.25); background: rgba(22, 155, 98, 0.08); color: var(--success); }
.feedback.error { border-color: rgba(209, 67, 67, 0.25); background: rgba(209, 67, 67, 0.08); color: var(--danger); }

#settings-view .settings-panel { padding: 16px 18px 18px; }
#settings-view .settings-grid { grid-template-columns: minmax(0, 1fr); gap: 14px; }
#settings-view .section-title { margin-bottom: 12px; }
#settings-view .section-title h2 { margin-bottom: 3px; font-size: 20px; line-height: 1.2; }
#settings-view .section-title p { font-size: 13px; line-height: 1.4; }
#settings-view .setting-block { gap: 8px 10px; margin-bottom: 8px; padding-bottom: 0; border-bottom: 0; }

#settings-view .default-provider-setting,
#settings-view .model-default-setting {
  grid-template-columns: minmax(580px, 1fr);
  justify-content: stretch;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

#settings-view .platform-default-fields { display: grid; gap: 8px; }
#settings-view .platform-default-save-row {
  display: grid;
  grid-template-columns: minmax(580px, 590px) auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
}

#settings-view .setting-block.provider-setting,
#settings-view .provider-secret-setting,
#settings-view .hunyuan-setting {
  grid-template-columns: minmax(420px, 590px) auto;
  justify-content: start;
  align-items: center;
}

#settings-view .form-field { gap: 5px; }
#settings-view .form-field span { font-size: 13px; line-height: 1.2; }
#settings-view .platform-secret-field {
  grid-template-columns: 150px minmax(260px, 420px);
  align-items: center;
  gap: 10px;
}
#settings-view .platform-inline-field {
  grid-template-columns: 150px minmax(260px, 420px);
  align-items: center;
  gap: 10px;
}
#settings-view .model-default-setting .platform-inline-field {
  grid-template-columns: 150px 420px;
}
#settings-view .form-field input,
#settings-view .form-field select,
#settings-view .form-field textarea { min-height: 34px; padding: 0 10px; border-radius: 6px; font-size: 13px; }
#settings-view .form-field input:focus,
#settings-view .form-field select:focus,
#settings-view .form-field textarea:focus {
  outline: 0;
  border-color: rgba(47, 112, 237, 0.42);
  box-shadow: 0 0 0 3px rgba(47, 112, 237, 0.12);
}

.platform-secret-actions { display: inline-flex; align-items: center; gap: 4px; min-height: 34px; }
.platform-secret-actions .text-btn { min-height: 30px; padding: 0 7px; }
#settings-view .platform-secret-actions .secondary-btn { min-width: 0; min-height: 30px; padding: 0 10px; border-radius: 4px; font-size: 12px; }
#settings-view .secret-visibility-btn { flex: 0 0 50px; width: 50px; padding: 0; }
#settings-view .platform-secret-actions .text-btn,
#settings-view .platform-secret-actions .secondary-btn {
  border: 0;
  background: transparent;
  box-shadow: none;
}

.secret-status {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 7px;
  border-radius: 999px;
  background: #f1f4f8;
  color: #778296;
  font-size: 11px;
  font-weight: 800;
  white-space: nowrap;
}
.secret-status.configured { background: rgba(22, 155, 98, 0.1); color: var(--success); }

#settings-view .default-provider-save-btn {
  min-height: 30px;
  padding: 0 10px;
  justify-self: start;
  white-space: nowrap;
  border: 0;
  background: transparent;
  box-shadow: none;
}
#settings-view .default-provider-save-btn:disabled { cursor: not-allowed; opacity: 0.62; }
#settings-view .inline-action-feedback {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  max-width: 260px;
  color: var(--success);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
#settings-view .inline-action-feedback.error { color: var(--danger); }

.selected-user-card { display: grid; gap: 4px; padding: 9px 11px; border: 1px solid rgba(47, 112, 237, 0.18); border-radius: 6px; background: rgba(47, 112, 237, 0.06); }
.selected-user-card span { color: var(--muted); font-size: 13px; font-weight: 500; }
.credit-user-options { display: grid; gap: 6px; max-height: 174px; overflow-y: auto; padding: 6px; border: 1px solid var(--line-strong); border-radius: 6px; background: #fff; }
.credit-user-option { display: grid; gap: 3px; width: 100%; min-height: 38px; padding: 6px 9px; border: 1px solid transparent; border-radius: 6px; background: transparent; color: var(--text); text-align: left; cursor: pointer; }
.credit-user-option:hover, .credit-user-option.active { border-color: rgba(47, 112, 237, 0.25); background: rgba(47, 112, 237, 0.08); }
.credit-user-option small, .credit-user-empty { color: var(--muted); font-size: 12px; }
.credit-user-empty { padding: 10px; }

.table-panel { overflow: hidden; }
.table-summary { display: flex; align-items: baseline; gap: 8px; padding: 13px 18px; border-bottom: 1px solid var(--line); }
.table-summary strong { color: var(--accent); font-size: 22px; }
.table-summary span, .table-summary small { color: var(--muted); }
.table-wrap { overflow-x: auto; }
table { width: 100%; min-width: 860px; border-collapse: collapse; }
#credits-view table { table-layout: fixed; }
#credits-view th:nth-child(1), #credits-view td:nth-child(1) { width: 120px; }
#credits-view th:nth-child(2), #credits-view td:nth-child(2) { width: 96px; }
#credits-view th:nth-child(3), #credits-view td:nth-child(3) { width: 110px; }
#credits-view th:nth-child(4), #credits-view td:nth-child(4) { width: auto; }
#credits-view th:nth-child(5), #credits-view td:nth-child(5) { width: 210px; }
#tasks-view th:nth-child(2), #tasks-view td:nth-child(2),
#tasks-view th:nth-child(3), #tasks-view td:nth-child(3),
#tasks-view th:nth-child(4), #tasks-view td:nth-child(4) { white-space: nowrap; }
th, td { padding: 10px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: #f8fafc; color: #4b586b; font-size: 12px; font-weight: 800; }
td { color: #2f3848; font-size: 13px; }
.cell-main { display: grid; gap: 4px; }
.cell-main strong { font-size: 14px; }
.cell-main small, .muted { color: var(--muted); }
.status-pill { display: inline-flex; align-items: center; min-height: 22px; padding: 0 8px; border-radius: 4px; background: #edf2ff; color: var(--accent); font-size: 12px; font-weight: 800; }
#tasks-view .status-pill { white-space: nowrap; }
.status-pill.success { background: rgba(22, 155, 98, 0.1); color: var(--success); }
.status-pill.failed { background: rgba(209, 67, 67, 0.1); color: var(--danger); }
.status-pill.running { background: rgba(183, 121, 31, 0.12); color: var(--warning); }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.model-downloads { display: flex; flex-wrap: wrap; gap: 6px; min-width: 180px; max-width: 300px; }
.model-download-link { display: inline-flex; align-items: center; gap: 5px; min-height: 26px; padding: 0 8px; border: 1px solid rgba(47, 112, 237, 0.18); border-radius: 4px; background: #f8fbff; color: var(--accent); font-size: 12px; font-weight: 800; }
.model-download-link:hover { border-color: rgba(47, 112, 237, 0.38); background: rgba(47, 112, 237, 0.08); color: var(--accent-dark); }
.model-download-link.provider { border-color: rgba(102, 112, 133, 0.22); color: #43536b; }
.model-download-link.provider:hover { border-color: rgba(102, 112, 133, 0.42); background: rgba(102, 112, 133, 0.08); color: #1f2937; }
.model-download-link small { color: currentColor; font-size: 10px; font-weight: 700; opacity: 0.72; }
.table-pagination { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.table-pagination div { display: inline-flex; align-items: center; gap: 8px; }
.table-pagination strong { min-width: 48px; color: var(--text); text-align: center; }

.dialog-backdrop { position: fixed; inset: 0; z-index: 40; display: grid; place-items: center; padding: 18px; background: rgba(20, 30, 46, 0.28); }
.dialog-panel { width: min(430px, 100%); max-height: calc(100vh - 36px); overflow-y: auto; padding: 18px; border-radius: 8px; background: #fff; box-shadow: 0 24px 60px rgba(18, 32, 56, 0.22); }
.credit-rules-panel { width: min(720px, 100%); }
.dialog-panel .form-field { gap: 8px; margin-bottom: 13px; }
.dialog-panel .form-field span { font-size: 14px; line-height: 1.25; }
.dialog-panel .form-field input, .dialog-panel .form-field select, .dialog-panel .form-field textarea { min-height: 40px; padding: 0 12px; font-size: 15px; line-height: 1.35; }
.dialog-panel .form-field textarea { padding-top: 10px; padding-bottom: 10px; }
.rule-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 14px; }
.dialog-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 13px; }
.dialog-head h2 { margin: 0; font-size: 18px; }
.check-field { display: inline-flex; align-items: center; gap: 8px; margin: 2px 0 12px; color: var(--text); font-weight: 700; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 13px; }
.hidden { display: none !important; }

@media (max-width: 980px) {
  .admin-layout { grid-template-columns: 1fr; grid-template-rows: auto minmax(0, 1fr); }
  .admin-sidebar { display: flex; gap: 8px; overflow-x: auto; padding: 12px; border-right: 0; border-bottom: 1px solid var(--line); }
  .nav-item { flex: 0 0 auto; width: auto; margin: 0; }
  .workspace-head { align-items: stretch; flex-direction: column; }
  .head-actions { flex-wrap: wrap; }
  .search-box { width: 100%; }
  .settings-grid { grid-template-columns: 1fr; }
  .setting-block, .setting-block.compact, .setting-block.provider-setting, .setting-block.provider-setting:has(#kling-default-model) { grid-template-columns: 1fr; }
  #settings-view .default-provider-setting,
  #settings-view .model-default-setting {
    grid-template-columns: 1fr;
  }
  #settings-view .setting-block.provider-setting,
  #settings-view .provider-secret-setting,
  #settings-view .hunyuan-setting { grid-template-columns: minmax(420px, 590px) auto; }
  #settings-view .primary-btn,
  #settings-view .secondary-btn,
  #settings-view .hunyuan-setting .secondary-btn {
    width: 100%;
    justify-self: stretch;
  }
  #settings-view .platform-secret-actions .secondary-btn { width: auto; justify-self: auto; }
  .platform-secret-actions { justify-content: flex-start; flex-wrap: wrap; }
  .setting-block .secondary-btn { justify-self: end; }
  .rule-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  #settings-view .setting-block.provider-setting,
  #settings-view .provider-secret-setting,
  #settings-view .hunyuan-setting,
  #settings-view .platform-secret-field {
    grid-template-columns: minmax(0, 1fr);
  }

  #settings-view .platform-inline-field {
    grid-template-columns: minmax(0, 1fr);
  }

  #settings-view .model-default-setting .platform-inline-field {
    grid-template-columns: minmax(0, 1fr);
  }

  #settings-view .platform-default-save-row {
    grid-template-columns: minmax(0, 1fr);
  }

  #settings-view .platform-secret-field { gap: 5px; }
}