/* 港口信号：雾灰底、舷墨字，状态色只用于传达状态 */
:root {
  --mist: #e9eeec;
  --surface: #fbfcfb;
  --ink: #17303b;
  --tide: #5d7480;
  --line: #cdd8d5;
  --signal: #f2b705;
  --signal-ink: #6b4f00;
  --sail: #2e8b57;
  --flag: #c23b22;
  --idle: #9aaab0;
  --ink-strong: #0e222b;
  --busy-bg: #fbeab3;
  --busy-ink: #6b4f00;
  --backdrop: rgba(23, 48, 59, 0.45);
  --font: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  color-scheme: light dark;
}

/* 深色：夜间港口，保持同一套状态色语义，提高亮度以保证对比度 */
@media (prefers-color-scheme: dark) {
  :root {
    --mist: #0f1a1f;
    --surface: #17252b;
    --ink: #dbe7e4;
    --tide: #8fa4ac;
    --line: #2c3e45;
    --signal: #e8b20c;
    --signal-ink: #2b2000;
    --sail: #45b07a;
    --flag: #e86a52;
    --idle: #5e7179;
    --ink-strong: #ffffff;
    --busy-bg: #3b3212;
    --busy-ink: #f0cf6e;
    --backdrop: rgba(0, 0, 0, 0.6);
  }
}

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  background: var(--mist);
  color: var(--ink);
  font: 15px/1.6 var(--font);
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}

[hidden] { display: none !important; }

h1, h2, h3 { margin: 0; line-height: 1.25; }

.muted { color: var(--tide); }

:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

/* 按钮 */
.btn {
  font: inherit;
  font-size: 14px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 5px 12px;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover:not(:disabled) { border-color: var(--ink); }
.btn:disabled { color: var(--idle); cursor: not-allowed; }
.btn-primary { background: var(--ink); border-color: var(--ink); color: var(--surface); }
.btn-primary:hover:not(:disabled) { background: var(--ink-strong); border-color: var(--ink-strong); }
.btn-quiet { background: transparent; border-color: transparent; color: var(--tide); }
.btn-quiet:hover:not(:disabled) { border-color: var(--line); color: var(--ink); }
.btn-danger { color: var(--flag); }
.btn-danger:hover:not(:disabled) { border-color: var(--flag); }
.btn-small { font-size: 13px; padding: 2px 9px; }

/* 登录 */
.login {
  max-width: 360px;
  margin: 18vh auto 0;
  padding: 0 24px;
}
.login-title { font-size: 32px; font-weight: 700; letter-spacing: -0.01em; }
.login-hint { color: var(--tide); margin: 12px 0 28px; }
.login-form label { display: block; font-size: 13px; color: var(--tide); margin-bottom: 6px; }
.login-form input {
  width: 100%;
  font: 600 28px/1 var(--font);
  letter-spacing: 0.35em;
  padding: 12px 14px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--signal);
  border-radius: 6px;
}
.login-form input::placeholder { font-size: 16px; font-weight: 400; letter-spacing: normal; color: var(--idle); }
.login-form input:focus { outline: none; border-color: var(--ink); border-left-color: var(--signal); }
.login-actions { display: flex; gap: 8px; margin-top: 16px; }
.form-error { color: var(--flag); min-height: 1.6em; margin: 12px 0 0; }

/* 控制台 */
.topbar {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 20px;
  padding: 18px 28px 14px;
  border-bottom: 1px solid var(--line);
}
.brand { font-size: 22px; font-weight: 700; }
.summary { margin: 0; color: var(--tide); flex: 1; min-width: 200px; }
.topbar-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 28px;
  padding: 24px 28px 48px;
  align-items: start;
}

/* 节点：左侧色条表示节点状态 */
.nodes { display: grid; grid-template-columns: minmax(0, 1fr); gap: 22px; min-width: 0; }

.node {
  background: var(--surface);
  border-left: 5px solid var(--sail);
  border-radius: 0 6px 6px 0;
  padding: 16px 20px 14px;
  min-width: 0;
}
.node[data-state="update"] { border-left-color: var(--signal); }
.node[data-state="unknown"] { border-left-color: var(--idle); }
.node[data-state="error"] { border-left-color: var(--flag); }

.node-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 14px; }
.node-name { font-size: 24px; font-weight: 700; letter-spacing: -0.01em; overflow-wrap: anywhere; }
.node-role { font-size: 13px; color: var(--tide); }
.node-meta { display: flex; flex-wrap: wrap; gap: 4px 18px; margin: 6px 0 12px; font-size: 13px; color: var(--tide); }
.node-meta b { font-weight: 600; color: var(--ink); }
.node-actions { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.node-note { font-size: 13px; color: var(--tide); margin: 0 0 10px; }
.node-note.is-error { color: var(--flag); }

.version-new {
  display: inline-block;
  background: var(--signal);
  color: var(--signal-ink);
  font-weight: 600;
  border-radius: 4px;
  padding: 0 6px;
  margin-left: 4px;
}

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
/* 固定列宽，让各节点的服务表格对齐 */
.svc-table { table-layout: fixed; }
.svc-table th:nth-child(1) { width: 26%; }
.svc-table th:nth-child(2), .svc-table th:nth-child(3) { width: 15%; }
.svc-table th:nth-child(4) { width: 15%; }
th {
  text-align: left;
  font-weight: 500;
  font-size: 13px;
  color: var(--tide);
  padding: 4px 10px 6px 0;
  border-bottom: 1px solid var(--line);
}
td { padding: 7px 10px 7px 0; border-bottom: 1px solid var(--mist); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
td.svc { font-weight: 600; overflow-wrap: anywhere; }
td.ops { text-align: right; white-space: nowrap; }
td.ops .btn + .btn { margin-left: 4px; }
.empty-row { color: var(--tide); padding: 8px 0; }

.state { white-space: nowrap; }
.state::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  background: var(--idle);
  vertical-align: 1px;
}
.state[data-s="RUNNING"]::before { background: var(--sail); }
.state[data-s="STARTING"]::before, .state[data-s="BACKOFF"]::before { background: var(--signal); }
.state[data-s="STOPPED"]::before, .state[data-s="FATAL"]::before { background: var(--flag); }

.busy { font-size: 13px; color: var(--busy-ink); background: var(--busy-bg); border-radius: 4px; padding: 0 6px; }

/* 最近操作 */
.events {
  position: sticky;
  top: 16px;
  max-height: calc(100vh - 32px);
  overflow-y: auto;
}
.events h2 { font-size: 16px; font-weight: 600; margin-bottom: 10px; }
.event-list { list-style: none; margin: 0; padding: 0; }
.event-list li { padding: 8px 0 9px; border-bottom: 1px solid var(--line); font-size: 14px; }
.event-time { font-size: 12px; color: var(--tide); }
.event-source { font-size: 12px; color: var(--tide); margin-left: 8px; }
.event-text { white-space: pre-wrap; overflow-wrap: anywhere; margin-top: 2px; }
.events .muted { font-size: 13px; }

/* 对话框 */
.dialog {
  border: none;
  border-radius: 8px;
  padding: 22px 24px 18px;
  max-width: min(440px, calc(100vw - 32px));
  color: var(--ink);
  background: var(--surface);
}
.dialog-wide { max-width: min(640px, calc(100vw - 32px)); width: 100%; }
.dialog::backdrop { background: var(--backdrop); }
.dialog h2 { font-size: 18px; font-weight: 600; }
.dialog-text { white-space: pre-wrap; margin: 12px 0 20px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
#info-body { margin-top: 12px; max-height: 60vh; overflow: auto; }
#info-body td:first-child { color: var(--tide); white-space: nowrap; width: 1%; padding-right: 18px; }
#info-body td { overflow-wrap: anywhere; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  max-width: min(560px, calc(100vw - 32px));
  background: var(--ink);
  color: var(--surface);
  padding: 10px 16px;
  border-radius: 6px;
  font-size: 14px;
  white-space: pre-wrap;
}
.toast.is-error { background: var(--flag); }

@media (max-width: 1000px) {
  .layout { grid-template-columns: minmax(0, 1fr); }
  .events { position: static; max-height: none; }
}

@media (max-width: 560px) {
  .topbar, .layout { padding-left: 14px; padding-right: 14px; }
  .node { padding: 14px 14px 12px; }
  /* 窄屏下每个服务改为纵向排列 */
  .svc-table, .svc-table tbody, .svc-table tr, .svc-table td { display: block; width: auto; }
  .svc-table thead { display: none; }
  .svc-table tr { padding: 8px 0 10px; border-bottom: 1px solid var(--mist); }
  .svc-table tr:last-child { border-bottom: none; }
  .svc-table td { border: none; padding: 1px 0; }
  .svc-table td[data-label] { display: inline-block; margin-right: 14px; font-size: 13px; }
  .svc-table td[data-label]::before { content: attr(data-label) " "; color: var(--tide); }
  .svc-table td.ops { text-align: left; margin-top: 6px; }
  .svc-table td.ops .btn:first-child { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}