:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --surface: #ffffff;
  --line: #d8dee9;
  --text: #172033;
  --muted: #5b667a;
  --accent: #007c89;
  --accent-dark: #005d67;
  --steel: #2f3b4f;
  --steel-soft: #e7ebf1;
  --good: #12805c;
  --warn: #b7791f;
  --bad: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
  font-size: 15px;
  letter-spacing: 0;
}

header {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0;
}

h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 650;
}

button {
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #ffffff;
  font: inherit;
  cursor: pointer;
}

button:disabled {
  opacity: 0.6;
  cursor: default;
}

/* 顶部操作区按钮和外链按钮共用同一组视觉样式，便于现场顺手跳转。 */
.actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.link-button {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: transparent;
  color: var(--accent);
  font: inherit;
  text-decoration: none;
}

.link-button:hover {
  background: rgba(0, 124, 137, 0.08);
}

main {
  width: min(1180px, calc(100% - 32px));
  margin: 22px auto;
}

.summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.metric,
section {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.metric {
  min-height: 86px;
  padding: 14px;
}

.label {
  color: var(--muted);
  font-size: 13px;
}

.value {
  margin-top: 8px;
  overflow-wrap: anywhere;
  font-size: 24px;
  font-weight: 650;
}

.status-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dot {
  width: 12px;
  height: 12px;
  flex: 0 0 12px;
  border-radius: 999px;
  background: var(--warn);
}

.dot.good {
  background: var(--good);
}

.dot.bad {
  background: var(--bad);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

section h2 {
  margin: 0;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 16px;
  font-weight: 650;
}

dl {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 0;
  margin: 0;
  padding: 4px 16px 12px;
}

dt,
dd {
  min-height: 36px;
  margin: 0;
  padding: 9px 0;
  border-bottom: 1px solid #edf1f7;
}

dt {
  color: var(--muted);
}

dd {
  overflow-wrap: anywhere;
  font-family: Consolas, "Cascadia Mono", monospace;
}

.empty {
  color: var(--muted);
  font-family: inherit;
}

.jog-panel {
  grid-column: 1 / -1;
  overflow: hidden;
}

.jog-toolbar {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr)) minmax(220px, 1fr);
  gap: 12px;
  padding: 16px;
  border-bottom: 1px solid var(--line);
  background: #fbfcfe;
}

.step-field {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
}

.step-field input {
  min-height: 38px;
  width: 100%;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  color: var(--text);
  font: inherit;
}

.jog-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 18px;
  padding: 16px;
}

.stick-card {
  min-width: 0;
  border: 1px solid #ccd4df;
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff 0%, #f3f6fa 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.stick-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px 0;
}

.stick-head h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 650;
}

.stick-head span {
  color: var(--muted);
  font-family: Consolas, "Cascadia Mono", monospace;
  font-size: 13px;
}

.stick-console {
  display: grid;
  grid-template-columns: 72px 1fr 72px;
  grid-template-rows: 72px 72px 72px;
  gap: 8px;
  width: min(100%, 344px);
  margin: 18px auto 16px;
  padding: 14px;
  border: 1px solid #c2cad7;
  border-radius: 999px;
  background:
    radial-gradient(circle at 50% 50%, #ffffff 0 26%, #e6ebf2 27% 48%, #cdd5e0 49% 50%, #edf1f6 51% 100%);
}

.jog-button {
  min-width: 44px;
  min-height: 44px;
  color: var(--steel);
  font-weight: 650;
  touch-action: none;
  user-select: none;
}

.axis-button,
.mini-button {
  border: 1px solid #99a8ba;
  border-radius: 999px;
  background: linear-gradient(180deg, #ffffff 0%, #e5ebf2 100%);
  box-shadow: 0 2px 0 #b7c1ce;
}

.axis-button {
  min-width: 0;
  min-height: 64px;
  padding: 0 8px;
}

.mini-button {
  padding: 0 10px;
  background: var(--surface);
}

.axis-button:hover,
.axis-button.active {
  border-color: var(--accent);
  background: linear-gradient(180deg, #10a4b3 0%, var(--accent) 100%);
  color: #ffffff;
  box-shadow: 0 2px 0 var(--accent-dark);
}

.mini-button:hover,
.mini-button.active {
  border-color: var(--warn);
  background: var(--warn);
  color: #ffffff;
  box-shadow: 0 2px 0 #8a5a13;
}

.jog-button:focus-visible {
  outline: 3px solid rgba(0, 124, 137, 0.3);
  outline-offset: 2px;
}

.jog-button.active {
  transform: translateY(1px);
}

.axis-button.up {
  grid-column: 2;
  grid-row: 1;
}

.axis-button.left {
  grid-column: 1;
  grid-row: 2;
}

.axis-button.right {
  grid-column: 3;
  grid-row: 2;
}

.axis-button.down {
  grid-column: 2;
  grid-row: 3;
}

.center-stack {
  display: grid;
  grid-column: 2;
  grid-row: 2;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  place-items: center;
  padding: 8px;
  border-radius: 999px;
  background: rgba(47, 59, 79, 0.08);
}

.hint-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 0 16px 16px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

.hint-row span {
  min-height: 28px;
  padding: 5px 8px;
  border-radius: 999px;
  background: var(--steel-soft);
  white-space: nowrap;
}

.jog-status {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-height: 38px;
  color: var(--muted);
  font-family: Consolas, "Cascadia Mono", monospace;
  text-align: right;
}

.jog-status.error {
  color: var(--bad);
}

.log-panel {
  margin: 0 16px 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfe;
}

.log-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.log-head h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 650;
}

.clear-button {
  min-height: 34px;
  padding: 0 12px;
  border-color: var(--line);
  background: #ffffff;
  color: var(--muted);
}

.clear-button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.request-log {
  display: grid;
  gap: 8px;
  max-height: 300px;
  min-height: 54px;
  margin: 0;
  padding: 12px 14px 14px;
  overflow: auto;
  font-family: Consolas, "Cascadia Mono", monospace;
  font-size: 13px;
}

.log-entry {
  display: grid;
  grid-template-columns: 88px 96px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 9px 10px;
  border: 1px solid #e1e7ef;
  border-radius: 6px;
  background: #ffffff;
}

.log-entry:first-child {
  border-color: rgba(0, 124, 137, 0.35);
  background: rgba(0, 124, 137, 0.04);
}

.log-entry.error {
  border-color: rgba(180, 35, 24, 0.35);
  background: rgba(180, 35, 24, 0.06);
}

.log-time,
.log-axis {
  color: var(--muted);
  white-space: nowrap;
}

.log-payload {
  overflow-wrap: anywhere;
  color: var(--text);
}

.log-empty {
  color: var(--muted);
}

@media (max-width: 820px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .jog-toolbar,
  .jog-body {
    grid-template-columns: 1fr;
  }

  .jog-status {
    justify-content: flex-start;
    text-align: left;
  }

  dl {
    grid-template-columns: 1fr;
  }

  dt {
    border-bottom: 0;
    padding-bottom: 2px;
  }

  dd {
    padding-top: 2px;
  }
}

@media (max-width: 520px) {
  .stick-console {
    grid-template-columns: 60px 1fr 60px;
    grid-template-rows: 60px 60px 60px;
    padding: 10px;
  }

  .axis-button {
    min-height: 56px;
  }

  .log-entry {
    grid-template-columns: 1fr;
  }
}