:root {
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  color: #1f2d2a;
  background: #f2f5f4;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 1180px;
}

button,
input,
textarea {
  font: inherit;
}

.login-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 36px 18px;
  background:
    radial-gradient(circle at 18% 18%, rgba(178, 218, 204, 0.2), transparent 31%),
    radial-gradient(circle at 86% 83%, rgba(204, 225, 216, 0.18), transparent 26%),
    #f5f7f6;
}

.login-hero {
  width: min(1544px, 100%);
  min-height: min(886px, calc(100vh - 84px));
  display: grid;
  grid-template-columns: minmax(0, 1.64fr) minmax(440px, 1fr);
  overflow: hidden;
  border: 1px solid rgba(26, 79, 66, 0.08);
  border-radius: 26px;
  background: #f9fbfa;
  box-shadow: 0 16px 48px rgba(25, 56, 48, 0.09), 0 2px 8px rgba(25, 56, 48, 0.04);
}

.login-hero-main {
  position: relative;
  min-width: 0;
  overflow: hidden;
  padding: clamp(34px, 3vw, 48px) clamp(40px, 4vw, 64px);
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.84), rgba(238, 247, 243, 0.7)),
    #f5faf8;
  color: #102f28;
}

.login-brand {
  position: absolute;
  z-index: 4;
  top: clamp(34px, 3vw, 48px);
  left: clamp(40px, 4vw, 64px);
  display: flex;
  gap: 14px;
  align-items: center;
}

.login-brand-mark {
  width: 52px;
  height: 52px;
  color: #1d8c69;
}

.login-brand-mark svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.login-brand-copy {
  display: grid;
  gap: 3px;
  color: #12352e;
}

.login-brand-copy strong {
  font-size: 20px;
  line-height: 1.2;
  font-weight: 760;
  letter-spacing: 0.02em;
}

.login-brand-copy small {
  color: #496b61;
  font-size: 13px;
  line-height: 1.3;
}

.login-brand-content {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: clamp(72px, 9.5vw, 150px);
  width: min(690px, calc(100% - 190px));
  transform: translateY(-42%);
}

.login-brand-content h1 {
  margin: 0;
  color: #102f28;
  font-size: clamp(31px, 2.25vw, 42px);
  line-height: 1.42;
  font-weight: 680;
  letter-spacing: -0.025em;
}

.login-brand-content h1 span {
  color: #238d68;
}

.login-brand-content > p {
  max-width: 650px;
  margin: 22px 0 0;
  color: #4a6960;
  font-size: 15px;
  line-height: 1.9;
}

.login-highlights {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-top: 36px;
}

.login-highlight-item {
  min-width: 0;
  display: grid;
  justify-items: center;
  gap: 11px;
  color: #24483e;
  text-align: center;
}

.login-highlight-item > span {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(32, 139, 103, 0.18);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 8px 20px rgba(40, 95, 79, 0.05);
  color: #208b67;
}

.login-highlight-item svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.login-highlight-item strong {
  overflow: hidden;
  color: #27483f;
  font-size: 13px;
  font-weight: 580;
  line-height: 1.35;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.login-orbit {
  position: absolute;
  z-index: 1;
  top: 80px;
  left: 29%;
  width: min(560px, 58vw);
  aspect-ratio: 1;
  border: 1px solid rgba(29, 140, 105, 0.1);
  border-radius: 50%;
}

.login-orbit i {
  position: absolute;
  top: 12%;
  right: 18%;
  width: 13px;
  height: 6px;
  border-radius: 6px 2px 6px 2px;
  background: rgba(39, 151, 117, 0.34);
  transform: rotate(44deg);
}

.login-dot-matrix {
  position: absolute;
  z-index: 1;
  top: 30%;
  left: 33px;
  width: 70px;
  height: 74px;
  opacity: 0.46;
  background-image: radial-gradient(circle, rgba(38, 151, 115, 0.3) 1.5px, transparent 1.8px);
  background-size: 18px 18px;
}

.login-wave {
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: -12px;
  left: 0;
  width: 100%;
  height: 255px;
  fill: none;
  stroke: rgba(40, 151, 117, 0.14);
  stroke-width: 1;
}

.login-lotus {
  position: absolute;
  z-index: 2;
  right: -15px;
  bottom: -25px;
  width: 40%;
  max-width: 390px;
  fill: rgba(245, 251, 248, 0.78);
  stroke: rgba(35, 141, 104, 0.12);
  stroke-width: 1.15;
}

.login-card {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(42px, 5vw, 78px);
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: -10px 0 36px rgba(28, 65, 55, 0.055);
}

.login-card-inner {
  width: min(410px, 100%);
}

.login-card-head {
  margin-bottom: 38px;
}

.login-card-eyebrow {
  display: block;
  margin-bottom: 14px;
  color: #278b69;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.19em;
}

.login-card h2 {
  margin: 0;
  color: #102f28;
  font-size: 31px;
  line-height: 1.3;
  font-weight: 680;
  letter-spacing: -0.02em;
}

.login-card-head p {
  margin: 11px 0 0;
  color: #61756f;
  font-size: 14px;
  line-height: 1.6;
}

.login-card .el-form-item {
  margin-bottom: 25px;
}

.login-card .el-form-item__label {
  height: auto;
  margin-bottom: 9px;
  padding: 0;
  color: #203c34;
  font-size: 13px;
  font-weight: 650;
  line-height: 1.4;
}

.login-card .el-input__wrapper {
  min-height: 54px;
  padding: 0 15px;
  border: 1px solid #dce5e2;
  border-radius: 10px;
  background: #fbfcfc;
  box-shadow: none;
  transition: border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.login-card .el-input__wrapper:hover {
  border-color: #afc9c0;
  background: #ffffff;
}

.login-card .el-input__wrapper.is-focus {
  border-color: #368f72;
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(32, 139, 103, 0.09);
}

.login-card .el-input__inner {
  color: #193a31;
  font-size: 14px;
}

.login-card .el-input__inner::placeholder {
  color: #9baaa5;
}

.login-input-icon {
  width: 20px;
  height: 20px;
  margin-right: 7px;
  fill: none;
  stroke: #849991;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.login-submit {
  height: 52px;
  margin-top: 6px;
  border-color: #1d805f;
  border-radius: 10px;
  background: linear-gradient(100deg, #237d60, #1c9168);
  box-shadow: 0 10px 24px rgba(25, 119, 87, 0.18);
  font-size: 15px;
  font-weight: 650;
  letter-spacing: 0.04em;
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.login-submit:hover,
.login-submit:focus {
  border-color: #176e52;
  background: linear-gradient(100deg, #1c7257, #17865f);
  box-shadow: 0 12px 28px rgba(25, 119, 87, 0.24);
  transform: translateY(-1px);
}

.login-submit:active {
  transform: translateY(0);
}

.login-submit svg {
  width: 18px;
  height: 18px;
  margin-left: 8px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.login-security-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 23px 0 0;
  color: #8a9b96;
  font-size: 12px;
}

.login-security-note span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #7fb19f;
  box-shadow: 0 0 0 4px rgba(127, 177, 159, 0.12);
}

.login-copyright {
  margin: 14px 0 0;
  color: #86958f;
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.brand {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: #0f8b6f;
  color: #ffffff;
  font-weight: 800;
}

.login-box h1,
.page-head h2 {
  margin: 0;
  letter-spacing: 0;
}

.login-box p,
.page-head p {
  margin: 8px 0 0;
  color: #667a73;
}

.full-btn {
  width: 100%;
}

.admin-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
}

.sidebar {
  padding: 20px 14px;
  border-right: 1px solid #dfe8e5;
  background: #ffffff;
}

.sidebar-title {
  padding: 0 10px 18px;
  color: #0f735d;
  font-weight: 800;
}

.sidebar button {
  width: 100%;
  height: 40px;
  margin-bottom: 4px;
  padding: 0 12px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: #40524b;
  text-align: left;
  cursor: pointer;
}

.sidebar button.active {
  background: #e9f5f1;
  color: #0f735d;
  font-weight: 700;
}

.workspace {
  min-width: 0;
  display: grid;
  grid-template-rows: 58px minmax(0, 1fr);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  border-bottom: 1px solid #dfe8e5;
  background: #ffffff;
}

.topbar div {
  display: grid;
  gap: 2px;
}

.topbar span {
  color: #70837c;
  font-size: 12px;
}

.content {
  min-width: 0;
  padding: 24px;
  overflow: auto;
}

.page-head {
  margin-bottom: 18px;
}

.page-head.inline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.page-head.inline .el-input {
  width: 260px;
}

.dashboard-date-range {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  align-items: center;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.storage-panel { margin-top: 18px; padding: 18px; border: 1px solid #dfe8e5; border-radius: 8px; background: #fff; }
.storage-panel-head { display: flex; justify-content: space-between; align-items: start; gap: 16px; }
.storage-panel-head h3, .storage-panel-head p { margin: 0 0 6px; }
.storage-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 14px 0; }
.storage-grid > div { padding: 14px; background: #f6f8f7; border-radius: 8px; }
.storage-grid span, .storage-grid strong { display: block; }
.storage-grid strong { margin-top: 8px; font-size: 20px; }
.cleanup-controls { display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.retention-panel { display: grid; grid-template-columns: minmax(260px, 1fr) 180px auto auto; align-items: center; gap: 12px; padding: 14px 16px; margin-bottom: 14px; border: 1px solid #dfe8e5; border-radius: 8px; background: #fff; }
.retention-panel div span { display: block; margin-top: 4px; color: #667a73; font-size: 12px; }

.stat {
  padding: 18px;
  border: 1px solid #dfe8e5;
  border-radius: 8px;
  background: #ffffff;
}

.stat span {
  display: block;
  color: #667a73;
  font-size: 13px;
}

.stat strong {
  display: block;
  margin-top: 10px;
  font-size: 28px;
}

.inline-form,
.model-form {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.model-form {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.student-tools {
  display: grid;
  grid-template-columns: minmax(520px, 1fr) minmax(420px, 0.9fr);
  gap: 14px;
  margin-bottom: 16px;
}

.student-tool-panel {
  padding: 16px;
  border: 1px solid #dfe8e5;
  border-radius: 8px;
  background: #ffffff;
}

.student-tool-panel h3 {
  margin: 0 0 12px;
  font-size: 16px;
}

.tool-help {
  margin: -4px 0 12px;
  color: #667a73;
  font-size: 13px;
  line-height: 1.6;
}

.student-form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  align-items: center;
}

.student-form-grid .el-input,
.student-form-grid .el-input-number {
  width: 100%;
}

.student-form-grid .student-expiry-field {
  width: 100%;
  min-width: 0;
}

.student-status-field {
  width: 100%;
  min-width: 0;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 12px;
  border: 1px solid #dcdfe6;
  border-radius: 4px;
  background: #ffffff;
  color: #606266;
}

.student-status-field > span {
  overflow: hidden;
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.student-status-field .el-switch {
  flex: 0 0 auto;
}

.migration-overview {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.migration-overview div,
.knowledge-work-panel {
  padding: 14px;
  border: 1px solid #dfe8e5;
  border-radius: 8px;
  background: #ffffff;
}

.migration-overview span,
.table-subline {
  display: block;
  color: #71817b;
  font-size: 12px;
}

.migration-overview strong {
  display: block;
  margin-top: 7px;
  color: #223631;
  font-size: 22px;
}

.knowledge-work-panel {
  margin-bottom: 14px;
}

.knowledge-work-panel h3 {
  margin: 0 0 12px;
  font-size: 16px;
}

.knowledge-create-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
}

.node-resolve-row { display: grid; grid-template-columns: minmax(280px, 1fr) auto; gap: 12px; margin-bottom: 12px; }
.node-resolve-row .el-button { min-width: 170px; }

.knowledge-filters {
  display: grid;
  grid-template-columns: minmax(240px, 1.6fr) repeat(4, minmax(130px, 0.8fr));
  gap: 8px;
  margin-bottom: 12px;
}

.status-gap {
  margin-left: 5px;
}

.knowledge-detail-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.knowledge-detail-head h3,
.knowledge-detail-head p {
  margin: 0;
}

.knowledge-detail-head p {
  margin-top: 6px;
  color: #667a73;
}

.knowledge-detail-head .el-tag + .el-tag {
  margin-left: 6px;
}

.knowledge-meta {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 8px 14px;
  margin: 0 0 16px;
}

.knowledge-meta dt {
  color: #667a73;
}

.knowledge-meta dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
}

.manifest-panel {
  padding: 16px;
  border: 1px solid #dfe8e5;
  border-radius: 8px;
  background: #f7faf9;
}

.manifest-panel h4 {
  margin: 0 0 12px;
}

.manifest-panel p {
  margin: 8px 0;
  color: #40524b;
  line-height: 1.65;
}

.version-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.source-content {
  max-height: 420px;
  overflow: auto;
  margin: 0;
  white-space: pre-wrap;
  color: #34453f;
  font-family: inherit;
  font-size: 13px;
  line-height: 1.75;
}

@media (max-width: 1180px) {
  .knowledge-create-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .knowledge-filters {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.actions.compact {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.student-file-import {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.file-input {
  width: 100%;
  padding: 10px;
  border: 1px dashed #b9c9c4;
  border-radius: 8px;
  background: #f8fbfa;
  color: #40524b;
}

.file-name {
  overflow: hidden;
  color: #40524b;
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.import-result {
  color: #40524b;
  font-size: 13px;
}

.import-failures {
  display: grid;
  gap: 4px;
  margin-top: 8px;
  color: #b42318;
  font-size: 12px;
}

.knowledge-form {
  display: grid;
  grid-template-columns: minmax(160px, 1.1fr) minmax(180px, 1fr) minmax(180px, 1fr) minmax(180px, 1.2fr) 100px 150px;
  gap: 10px;
  align-items: center;
  margin-bottom: 16px;
}

.form-switch-row,
.form-actions-inline {
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-switch-row {
  height: 32px;
  color: #40524b;
  font-size: 13px;
}

.form-actions-inline {
  justify-content: flex-end;
}

.batch-import-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 10px 0 20px;
}

.model-config-panel {
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid #dfe8e5;
  border-radius: 8px;
  background: #ffffff;
}

.quick-model-panel {
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid #cde7df;
  border-radius: 8px;
  background: #f8fcfb;
}

.quick-model-head {
  margin-bottom: 12px;
}

.quick-model-head h3 {
  margin: 0;
  font-size: 17px;
}

.quick-model-head p {
  margin: 6px 0 0;
  color: #667a73;
}

.quick-model-grid {
  display: grid;
  grid-template-columns: 180px 240px minmax(280px, 1fr) 130px;
  gap: 12px;
  align-items: end;
}

.model-config-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  gap: 12px 14px;
}

.quick-model-panel .el-form-item,
.model-config-panel .el-form-item {
  margin-bottom: 12px;
}

.quick-model-panel .el-select,
.quick-model-panel .el-input,
.model-config-panel .el-select,
.model-config-panel .el-input-number,
.model-config-panel .el-input {
  width: 100%;
}

.agent-workbench {
  display: grid;
  grid-template-columns: minmax(500px, 0.9fr) minmax(520px, 1.1fr);
  gap: 18px;
  align-items: start;
}

.agent-page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.agent-current-summary {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  color: #667a73;
  font-size: 13px;
}

.agent-current-summary span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.agent-control-panel {
  min-width: 0;
  min-height: 620px;
}

.agent-config-tabs > .el-tabs__header {
  margin-bottom: 18px;
}

.agent-section-intro {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.agent-section-intro h3,
.agent-section-intro p {
  margin: 0;
}

.agent-section-intro h3 {
  margin-bottom: 5px;
  font-size: 16px;
}

.agent-section-intro p,
.agent-editor-meta,
.agent-preview-head small {
  color: #667a73;
  font-size: 12px;
  line-height: 1.6;
}

.agent-prompt-editor textarea {
  height: clamp(300px, calc(100vh - 440px), 420px) !important;
  min-height: 300px !important;
  line-height: 1.75;
}

.agent-editor-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 8px;
}

.agent-primary-actions {
  margin-top: 16px;
}

.agent-advanced-settings {
  margin-top: 16px;
  border: 1px solid #e2eae7;
  border-radius: 8px;
  padding: 14px;
  background: #f8faf9;
}

.agent-subsection-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.agent-subsection-title h4 {
  margin: 0;
  color: #263832;
  font-size: 14px;
}

.agent-subsection-title span {
  color: #667a73;
  font-size: 12px;
}

.agent-parameter-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.agent-parameter-help {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 17px;
  height: 17px;
  padding: 0;
  border: 1px solid #9aaca6;
  border-radius: 50%;
  background: #ffffff;
  color: #60746d;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  cursor: help;
}

.agent-parameter-help:hover,
.agent-parameter-help:focus-visible {
  border-color: #0f735d;
  color: #0f735d;
  outline: none;
  box-shadow: 0 0 0 2px rgba(15, 115, 93, 0.14);
}

.agent-trace-wide {
  grid-column: 1 / -1;
  height: 420px;
}

.prompt-history-list {
  min-height: 240px;
  max-height: clamp(320px, calc(100vh - 430px), 520px);
  overflow: auto;
  padding-right: 4px;
}

.prompt-history-item {
  padding: 14px;
  border: 1px solid #e1e9e6;
  border-radius: 8px;
  background: #fff;
}

.prompt-history-item + .prompt-history-item {
  margin-top: 10px;
}

.prompt-history-item.current {
  border-color: #8dcabb;
  background: #f3faf7;
}

.prompt-history-head,
.prompt-history-foot,
.prompt-history-detail-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.prompt-history-head > span:last-child {
  margin-left: auto;
  color: #667a73;
  font-size: 12px;
}

.prompt-history-item > p {
  display: -webkit-box;
  overflow: hidden;
  margin: 10px 0;
  color: #40524b;
  line-height: 1.65;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.prompt-history-foot {
  justify-content: space-between;
  color: #667a73;
  font-size: 12px;
}

.prompt-history-detail-meta {
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.prompt-history-detail-meta > span:last-child {
  margin-left: auto;
  color: #667a73;
  font-size: 12px;
}

.prompt-history-detail pre {
  max-height: 58vh;
  overflow: auto;
  margin: 0;
  padding: 16px;
  border: 1px solid #e1e9e6;
  border-radius: 8px;
  background: #f7faf9;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-family: "SFMono-Regular", Consolas, "PingFang SC", monospace;
  line-height: 1.7;
}

.agent-config-panel,
.agent-preview-panel,
.agent-trace-panel {
  padding: 18px;
  border: 1px solid #dfe8e5;
  border-radius: 8px;
  background: #ffffff;
}

.agent-preview-panel {
  height: clamp(560px, calc(100vh - 170px), 760px);
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}

.agent-trace-panel {
  height: clamp(560px, calc(100vh - 170px), 760px);
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}

.agent-trace-list {
  min-height: 0;
  overflow: auto;
  padding: 12px;
  background: #f6f8f7;
}

.agent-trace-list article {
  margin-bottom: 10px;
  padding: 10px;
  border: 1px solid #dfe8e5;
  border-radius: 6px;
  background: #ffffff;
}

.agent-trace-list pre,
.trace-json {
  overflow: auto;
  margin: 8px 0 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: #40524b;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 12px;
  line-height: 1.6;
}

.trace-json {
  max-height: 360px;
  padding: 12px;
  border: 1px solid #dfe8e5;
  border-radius: 6px;
  background: #f7faf9;
}

.agent-config-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 14px;
}

.agent-config-panel .el-select,
.agent-config-panel .el-input-number,
.agent-config-panel .el-input {
  width: 100%;
}

.debug-knowledge-select { width: 100%; min-width: 0; }
.debug-knowledge-select .el-select__wrapper { height: 40px; min-height: 40px; overflow: hidden; }
.debug-knowledge-select .el-select__selection { flex-wrap: nowrap; overflow: hidden; }
.debug-knowledge-select .el-select__selected-item { min-width: 0; flex-shrink: 1; }
.debug-knowledge-popper.el-popper { z-index: 4000 !important; max-width: min(620px, 90vw); background: #fff; opacity: 1; overflow: hidden; }
.debug-knowledge-popper .el-select-dropdown,
.debug-knowledge-popper .el-scrollbar,
.debug-knowledge-popper .el-scrollbar__wrap,
.debug-knowledge-popper .el-select-dropdown__list { background: #fff; }
.debug-knowledge-popper .el-select-dropdown__wrap { max-height: 320px; overscroll-behavior: contain; }
.debug-knowledge-popper .el-select-dropdown__item { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.table-row-actions { display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; white-space: nowrap; }
.table-row-actions .el-button + .el-button { margin-left: 0; }
.table-row-actions .el-button { min-width: 48px; height: 32px; white-space: nowrap; }
.admin-pagination { display: flex; justify-content: flex-end; align-items: center; min-height: 48px; padding: 14px 0 2px; overflow-x: auto; }
.admin-pagination .el-pagination { flex-wrap: nowrap; white-space: nowrap; }
.admin-pagination .el-pager li,
.admin-pagination .btn-prev,
.admin-pagination .btn-next { min-width: 32px; height: 32px; border-radius: 6px; }
.tool-trace-node { border: 1px solid #dfe8e5; border-radius: 8px; background: #fff; overflow: hidden; }
.tool-trace-node summary { cursor: pointer; display: flex; align-items: center; gap: 10px; padding: 12px; list-style: none; }
.tool-trace-node summary span { margin-left: auto; color: #667a73; font-size: 12px; }
.tool-trace-node h5 { margin: 10px 12px 4px; }
.tool-trace-node pre { max-height: 320px; overflow: auto; }

.agent-preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 16px 18px;
  border-bottom: 1px solid #e4ece9;
  background: #ffffff;
}

.agent-preview-head h3 {
  margin: 0;
  font-size: 17px;
}

.agent-preview-head > div:first-child h3 {
  margin-bottom: 3px;
}

.agent-preview-head-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.agent-preview-head span {
  overflow: hidden;
  color: #667a73;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.agent-preview-chat {
  min-height: 0;
  flex: 1;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 18px;
  background: #f6f8f7;
}

.agent-preview-message-row {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  max-width: 96%;
}

.agent-preview-message-row.user {
  align-self: flex-end;
  grid-template-columns: minmax(0, 1fr) 32px;
}

.agent-preview-message-row.user .agent-preview-avatar {
  grid-column: 2;
  grid-row: 1;
  background: #0f735d;
  color: #ffffff;
}

.agent-preview-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #e0ebe7;
  color: #0f735d;
  font-size: 12px;
  font-weight: 700;
}

.agent-preview-bubble {
  min-width: 0;
  padding: 12px 14px;
  border: 1px solid #dfe8e5;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 8px 24px rgba(21, 43, 36, 0.05);
}

.agent-preview-message-row.user .agent-preview-bubble {
  grid-column: 1;
  grid-row: 1;
  border-color: #cde7df;
  background: #e9f5f1;
}

.agent-preview-message-row.thinking .agent-preview-bubble {
  color: #667a73;
}

.agent-preview-bubble strong {
  display: block;
  margin-bottom: 6px;
  color: #0f735d;
  font-size: 12px;
}

.agent-preview-bubble pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: inherit;
  line-height: 1.75;
}

.agent-preview-thinking {
  margin-bottom: 10px;
  padding: 9px 10px;
  border-radius: 8px;
  background: #f3f6f5;
  color: #5f6f69;
}

.agent-preview-thinking summary {
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
}

.agent-preview-thinking pre {
  margin-top: 8px;
  font-size: 13px;
}

.agent-preview-composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 76px;
  gap: 10px;
  align-items: end;
  padding: 14px 18px 16px;
  border-top: 1px solid #e4ece9;
  background: #ffffff;
}

.agent-preview-composer .el-button {
  height: 54px;
}

.actions {
  margin-top: 12px;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.settings-section {
  padding: 18px;
  border: 1px solid #dfe8e5;
  border-radius: 8px;
  background: #ffffff;
}

.settings-section-head h3 {
  margin: 0;
  font-size: 17px;
}

.settings-section-head p {
  margin: 6px 0 0;
  color: #667a73;
  font-size: 13px;
  line-height: 1.6;
}

.settings-fields {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.setting-field {
  display: grid;
  gap: 7px;
}

.setting-field span {
  color: #223631;
  font-weight: 600;
}

.setting-field small {
  color: #667a73;
  line-height: 1.5;
}

.setting-field .el-input-number,
.setting-field .el-input {
  width: 100%;
}

.el-drawer .el-date-editor.el-input {
  width: 100%;
}

.record-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.record-filter > .el-input {
  width: 280px;
}

.record-filter > .el-input-number {
  width: 140px;
}

.record-filter > .el-select {
  width: 150px;
}

.record-date-range {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  align-items: center;
}

.record-date-sep {
  color: #909399;
  font-size: 13px;
  display: flex;
  align-items: center;
  padding: 0 2px;
  min-height: 40px;
}

.record-date-field {
  width: 210px;
  height: 40px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 0 11px;
  border: 1px solid #dcdfe6;
  border-radius: 4px;
  background: #ffffff;
  color: #606266;
}

.record-date-field:focus-within {
  border-color: #409eff;
}

.record-date-field span {
  color: #909399;
  font-size: 13px;
  white-space: nowrap;
}

.record-date-field input {
  min-width: 0;
  border: 0;
  outline: none;
  background: transparent;
  color: #303133;
  font-size: 13px;
}

.record-date-field input::-webkit-calendar-picker-indicator {
  cursor: pointer;
  opacity: 0.72;
}

.record-filter-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.chat-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}

.chat-summary div {
  padding: 12px;
  border: 1px solid #dfe8e5;
  border-radius: 8px;
  background: #f8fbfa;
}

.chat-summary span {
  display: block;
  font-size: 22px;
  font-weight: 600;
  color: #2a6b56;
  margin-top: 4px;
}

.chat-summary strong {
  display: block;
  margin-top: 6px;
  overflow: hidden;
  color: #1f2d2a;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.detail-title {
  margin: 18px 0 10px;
  font-size: 16px;
}

.conversation-list {
  display: grid;
  gap: 12px;
}

.conversation-message {
  padding: 12px;
  border: 1px solid #dfe8e5;
  border-radius: 8px;
  background: #ffffff;
}

.conversation-message.user {
  border-color: #cde7df;
  background: #f2faf7;
}

.message-meta,
.message-extra {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  color: #6b7d77;
  font-size: 12px;
}

.message-meta strong {
  color: #0f735d;
}

.conversation-message pre,
.prompt-preview {
  margin: 10px 0;
  padding: 10px;
  overflow-x: auto;
  border-radius: 6px;
  background: #f4f7f6;
  color: #223631;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: "SFMono-Regular", Consolas, "PingFang SC", monospace;
  line-height: 1.65;
}

.ai-log-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px 14px;
  color: #40524b;
  font-size: 13px;
}

.audit-detail-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px 14px;
  margin: 14px 0;
  padding: 12px;
  border: 1px solid #dce8e4;
  border-radius: 6px;
  background: #fbfdfc;
  color: #40524b;
  font-size: 13px;
}

.retrieval-chunks {
  display: grid;
  gap: 12px;
  margin: 12px 0;
}

.retrieval-chunk {
  padding: 12px;
  border: 1px solid #dce8e4;
  border-radius: 6px;
  background: #fbfdfc;
}

.chunk-head {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: baseline;
  margin-bottom: 8px;
  color: #203832;
}

.chunk-head strong {
  color: #0f735d;
}

.chunk-head span {
  color: #60746d;
  font-size: 13px;
}

.chunk-title {
  margin-bottom: 8px;
  color: #203832;
  font-weight: 600;
  line-height: 1.5;
}

.retrieval-chunk pre {
  max-height: 260px;
  margin: 0;
  padding: 10px;
  overflow: auto;
  border-radius: 6px;
  background: #f4f7f6;
  color: #263832;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: "SFMono-Regular", Consolas, "PingFang SC", monospace;
  line-height: 1.65;
}

.retrieval-chunk a {
  display: inline-flex;
  margin-top: 8px;
  color: #0f735d;
  text-decoration: none;
}

.error-text {
  color: #b42318;
}

@media (max-width: 1450px) {
  .agent-workbench {
    grid-template-columns: minmax(440px, 0.95fr) minmax(460px, 1.05fr);
  }

  .agent-trace-panel {
    grid-column: 1 / -1;
    height: 420px;
  }
}

@media (max-width: 1120px) {
  .student-tools,
  .agent-workbench,
  .settings-grid {
    grid-template-columns: 1fr;
  }

  .audit-detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .agent-preview-panel {
    height: 620px;
  }

  .agent-trace-panel {
    grid-column: auto;
  }

  .agent-page-head,
  .agent-current-summary {
    align-items: flex-start;
  }

  .agent-page-head {
    flex-direction: column;
  }
}

@media (max-width: 860px) {
  body {
    min-width: 0;
  }

  .agent-current-summary,
  .prompt-history-head,
  .prompt-history-foot,
  .prompt-history-detail-meta {
    align-items: flex-start;
    flex-direction: column;
  }

  .prompt-history-head > span:last-child,
  .prompt-history-detail-meta > span:last-child {
    margin-left: 0;
  }

  .login-page {
    min-height: 100dvh;
    justify-content: center;
    padding: 16px;
    background:
      radial-gradient(circle at 12% 10%, rgba(178, 218, 204, 0.24), transparent 36%),
      #f5f7f6;
  }

  .login-hero {
    width: min(100%, 480px);
    min-height: auto;
    grid-template-columns: 1fr;
    border-radius: 22px;
  }

  .login-hero-main {
    display: none;
  }

  .login-card {
    min-height: min(620px, calc(100dvh - 64px));
    padding: 42px 28px;
    border-radius: 22px;
    box-shadow: none;
  }

  .login-card-head {
    margin-bottom: 34px;
  }

  .login-card h2 {
    font-size: 28px;
  }

  .login-card .el-input__wrapper {
    min-height: 52px;
  }

  .login-copyright {
    margin-top: 12px;
    text-align: center;
  }

  .admin-shell {
    display: block;
  }

  .sidebar {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    gap: 6px;
    align-items: center;
    overflow-x: auto;
    padding: 10px 12px;
    border-right: 0;
    border-bottom: 1px solid #dfe8e5;
  }

  .sidebar-title {
    flex: 0 0 auto;
    padding: 0 8px 0 0;
  }

  .sidebar button {
    flex: 0 0 auto;
    width: auto;
    margin-bottom: 0;
    white-space: nowrap;
  }

  .workspace {
    display: block;
  }

  .topbar {
    padding: 12px 16px;
  }

  .content {
    padding: 16px;
  }

  .page-head.inline {
    flex-direction: column;
    align-items: stretch;
  }

  .page-head.inline .el-input {
    width: 100%;
  }

  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .chat-summary {
    grid-template-columns: 1fr;
  }

  .student-form-grid,
  .knowledge-form,
  .model-config-grid,
  .quick-model-grid,
  .agent-config-grid,
  .inline-form,
  .model-form {
    grid-template-columns: 1fr;
  }

  .agent-preview-message-row,
  .agent-preview-message-row.user {
    max-width: 100%;
  }
}