/* ============================================================
   Flow Panel — Liquid Glass
   纯黑白灰 · 玻璃拟态 · 无渐变装饰
   ============================================================ */

:root {
  color-scheme: light dark;

  /* 灰阶 */
  --ink-000: #ffffff;
  --ink-050: #f7f7f8;
  --ink-100: #ededef;
  --ink-200: #e0e0e3;
  --ink-300: #c9c9ce;
  --ink-400: #9a9aa2;
  --ink-500: #6e6e76;
  --ink-600: #4a4a52;
  --ink-700: #2e2e34;
  --ink-800: #1c1c20;
  --ink-900: #0d0d0f;
  --ink-950: #060607;

  /* 卡片外观参数：半透明底 + 高光边 + 柔和投影 */
  --glass-bg: rgba(255, 255, 255, 0.76);
  --glass-bg-strong: rgba(255, 255, 255, 0.9);
  --glass-bg-faint: rgba(255, 255, 255, 0.58);
  --panel-bg: #ffffff;
  --glass-border: rgba(255, 255, 255, 0.95);
  --glass-edge: rgba(255, 255, 255, 0.95);
  --glass-shadow:
    0 1px 2px rgba(16, 18, 28, 0.04),
    0 5px 14px -4px rgba(16, 18, 28, 0.07),
    0 18px 40px -18px rgba(16, 18, 28, 0.12);
  --glass-inner: inset 0 1px 0 rgba(255, 255, 255, 1);

  --page-bg: #f2f3f4;
  /* 表单控件：在白色卡片上需要比卡片略暗，否则边界看不出来 */
  --field-bg: rgba(0, 0, 0, 0.028);
  --field-bg-hover: rgba(0, 0, 0, 0.05);
  --field-border: rgba(0, 0, 0, 0.075);
  --text-1: var(--ink-900);
  --text-2: var(--ink-500);
  --text-3: var(--ink-400);
  --hairline: rgba(0, 0, 0, 0.07);

  --accent: var(--ink-900);
  --accent-text: var(--ink-000);

  --r-lg: 26px;
  --r-md: 18px;
  --r-sm: 12px;

  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
          "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei UI", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

/* 深色 */
:root[data-theme="dark"] {
  --glass-bg: rgba(255, 255, 255, 0.062);
  --glass-bg-strong: rgba(255, 255, 255, 0.1);
  --glass-bg-faint: rgba(255, 255, 255, 0.035);
  --panel-bg: #1c1d21;
  --glass-border: rgba(255, 255, 255, 0.085);
  --glass-edge: rgba(255, 255, 255, 0.14);
  --glass-shadow:
    0 1px 2px rgba(0, 0, 0, 0.35),
    0 6px 18px -6px rgba(0, 0, 0, 0.5),
    0 22px 50px -22px rgba(0, 0, 0, 0.6);
  --glass-inner: inset 0 1px 0 rgba(255, 255, 255, 0.07);
  --page-bg: #0b0b0d;
  --field-bg: rgba(255, 255, 255, 0.055);
  --field-bg-hover: rgba(255, 255, 255, 0.09);
  --field-border: rgba(255, 255, 255, 0.1);
  --text-1: #f2f2f4;
  --text-2: #9c9ca4;
  --text-3: #6c6c74;
  --hairline: rgba(255, 255, 255, 0.075);
  --accent: #f4f4f6;
  --accent-text: #101012;
}

@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --glass-bg: rgba(255, 255, 255, 0.062);
    --glass-bg-strong: rgba(255, 255, 255, 0.1);
    --glass-bg-faint: rgba(255, 255, 255, 0.035);
    --panel-bg: #1c1d21;
    --glass-border: rgba(255, 255, 255, 0.085);
    --glass-edge: rgba(255, 255, 255, 0.14);
    --glass-shadow:
      0 1px 2px rgba(0, 0, 0, 0.35),
      0 6px 18px -6px rgba(0, 0, 0, 0.5),
      0 22px 50px -22px rgba(0, 0, 0, 0.6);
    --glass-inner: inset 0 1px 0 rgba(255, 255, 255, 0.07);
    --page-bg: #0b0b0d;
    --text-1: #f2f2f4;
    --text-2: #9c9ca4;
    --text-3: #6c6c74;
    --hairline: rgba(255, 255, 255, 0.075);
    --accent: #f4f4f6;
    --accent-text: #101012;
  }
}

* { box-sizing: border-box; }

/* ---------- 滚动条 ---------- */

html {
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 0, 0, 0.18) transparent;
}

::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-corner { background: transparent; }

::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.17);
  border: 3px solid transparent;
  background-clip: content-box;
  border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
  background-clip: content-box;
}

:root[data-theme="dark"] {
  scrollbar-color: rgba(255, 255, 255, 0.18) transparent;
}
:root[data-theme="dark"] ::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.18);
  background-clip: content-box;
}
:root[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.32);
  background-clip: content-box;
}

@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    scrollbar-color: rgba(255, 255, 255, 0.18) transparent;
  }
  :root[data-theme="auto"] ::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.18);
    background-clip: content-box;
  }
  :root[data-theme="auto"] ::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.32);
    background-clip: content-box;
  }
}

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: var(--font);
  color: var(--text-1);
  background: var(--page-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  letter-spacing: -0.011em;
}

/* ---------- 卡片基底 ---------- */

.glass {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow), var(--glass-inner);
}

/* ---------- 布局 ---------- */

.shell {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  padding: clamp(16px, 3vw, 32px);
  padding-bottom: 48px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* 主内容区：板块之间的垂直间距靠这里，缺了会导致所有卡片贴在一起 */
.stage {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* 顶栏 */
.topbar {
  border-radius: var(--r-lg);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: sticky;
  top: clamp(8px, 2vw, 16px);
  z-index: 20;
}

.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }

.mark {
  width: 38px; height: 38px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: var(--accent-text);
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.18), inset 0 1px 0 rgba(255,255,255,0.28);
}
.mark svg { width: 20px; height: 20px; }

.brand-text h1 {
  margin: 0;
  font-size: 17px;
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.brand-text p {
  margin: 1px 0 0;
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.topbar-right { display: flex; align-items: center; gap: 10px; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 34px;
  padding: 0 13px;
  border-radius: 999px;
  background: var(--glass-bg-faint);
  border: 1px solid var(--glass-border);
  font-size: 12.5px;
  white-space: nowrap;
}

.pill .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--ink-400);
  flex-shrink: 0;
  transition: background 0.3s;
}
.pill .dot.ok { background: #2fbf5f; box-shadow: 0 0 0 3px rgba(47,191,95,0.16); }
.pill .dot.warn { background: #e0a020; box-shadow: 0 0 0 3px rgba(224,160,32,0.16); }
.pill .dot.bad { background: #e05a4f; box-shadow: 0 0 0 3px rgba(224,90,79,0.16); }

.pill-label { color: var(--text-3); }
.pill-value { font-family: var(--mono); font-size: 12px; font-weight: 600; font-variant-numeric: tabular-nums; }

.icon-btn {
  width: 34px; height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--field-border);
  background: var(--field-bg);
  color: var(--text-2);
  cursor: pointer;
  transition: background 0.2s var(--ease-soft), color 0.2s, transform 0.16s var(--ease);
}
.icon-btn:hover { background: var(--field-bg-hover); color: var(--text-1); }
.icon-btn:active { transform: scale(0.92); }
.icon-btn svg { width: 17px; height: 17px; }

#theme-btn .ico-dark { display: none; }
:root[data-theme="dark"] #theme-btn .ico-light { display: none; }
:root[data-theme="dark"] #theme-btn .ico-dark { display: block; }
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] #theme-btn .ico-light { display: none; }
  :root[data-theme="auto"] #theme-btn .ico-dark { display: block; }
}

/* ---------- 卡片 ---------- */

.card {
  border-radius: var(--r-lg);
  padding: clamp(18px, 2.6vw, 26px);
}

.card.compact { padding: clamp(16px, 2.2vw, 22px); }

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}
.card.compact .card-head { margin-bottom: 14px; }

.card-head h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 620;
  letter-spacing: 0.02em;
  color: var(--text-2);
  text-transform: uppercase;
}

.ghost-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--field-border);
  background: var(--field-bg);
  color: var(--text-2);
  font-family: inherit;
  font-size: 12.5px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.16s var(--ease);
}
.ghost-btn:hover { background: var(--field-bg-hover); color: var(--text-1); }
.ghost-btn:active { transform: scale(0.96); }
.ghost-btn svg { width: 14px; height: 14px; }
.ghost-btn[aria-expanded="true"] { background: var(--accent); color: var(--accent-text); border-color: transparent; }

.link-btn {
  border: none;
  background: none;
  padding: 0;
  font-family: inherit;
  font-size: 12.5px;
  color: var(--text-3);
  cursor: pointer;
  text-decoration: underline;
  text-decoration-color: var(--ink-300);
  text-underline-offset: 3px;
  transition: color 0.2s;
}
.link-btn:hover { color: var(--text-1); }

/* ---------- 设置区 ---------- */

.settings {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 6px 0 4px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--hairline);
  animation: unfold 0.34s var(--ease);
}
.settings[hidden] { display: none; }

@keyframes unfold {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
}

.setting-copy { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.setting-title { font-size: 14px; font-weight: 520; }
.setting-desc { font-size: 12px; color: var(--text-3); }

.setting-inline { display: flex; align-items: center; gap: 8px; }
.unit { font-size: 12.5px; color: var(--text-3); }

.mini-input {
  width: 74px;
  height: 32px;
  padding: 0 10px;
  border-radius: 9px;
  border: 1px solid var(--field-border);
  background: var(--field-bg);
  color: var(--text-1);
  font-family: var(--mono);
  font-size: 13px;
  text-align: right;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}
.mini-input:focus { border-color: var(--ink-400); background: var(--field-bg-hover); }

/* 开关 */
.switch { position: relative; display: inline-flex; flex-shrink: 0; cursor: pointer; }
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }

.switch .track {
  width: 48px; height: 29px;
  border-radius: 999px;
  background: var(--ink-200);
  border: 1px solid var(--hairline);
  display: block;
  position: relative;
  transition: background 0.3s var(--ease);
}
:root[data-theme="dark"] .switch .track { background: var(--ink-700); }
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] .switch .track { background: var(--ink-700); }
}

.switch .thumb {
  position: absolute;
  top: 2px; left: 2px;
  width: 23px; height: 23px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.28), 0 3px 8px rgba(0,0,0,0.12);
  transition: transform 0.3s var(--ease);
}

.switch input:checked + .track { background: var(--accent); }
.switch input:checked + .track .thumb { transform: translateX(19px); }
.switch input:focus-visible + .track { outline: 2px solid var(--ink-400); outline-offset: 2px; }

/* ---------- 表单 ---------- */

.field { margin-bottom: 18px; }
.field:last-of-type { margin-bottom: 20px; }

.field-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}
.field-label label { font-size: 13.5px; font-weight: 540; }
.hint { font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; }

.field-control { position: relative; }

/* ---------- 节点选择器（自定义下拉） ---------- */

.picker { position: relative; }

.picker-trigger {
  width: 100%;
  height: 46px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-radius: var(--r-sm);
  border: 1px solid var(--field-border);
  background: var(--field-bg);
  color: var(--text-1);
  font-family: inherit;
  font-size: 14px;
  font-weight: 520;
  text-align: left;
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.picker-trigger:hover { background: var(--field-bg-hover); }
.picker-trigger:focus-visible {
  border-color: var(--ink-400);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.06);
}
:root[data-theme="dark"] .picker-trigger:focus-visible { box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.08); }
.picker-trigger[aria-expanded="true"] {
  background: var(--field-bg-hover);
  border-color: var(--ink-300);
}
:root[data-theme="dark"] .picker-trigger[aria-expanded="true"] { border-color: var(--ink-600); }

.picker-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.picker-trigger .chev {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--text-3);
  transition: transform 0.32s var(--ease);
}
.picker-trigger[aria-expanded="true"] .chev { transform: rotate(180deg); }

/* 弹出层 —— 打开时挂到 body 下并按触发器定位 */
.picker-panel {
  position: fixed;
  z-index: 90;
  max-height: 330px;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 7px;
  border-radius: var(--r-md);
  border: 1px solid var(--glass-border);
  background: var(--panel-bg);
  box-shadow:
    0 1px 1px rgba(0, 0, 0, 0.03),
    0 10px 24px -6px rgba(16, 18, 28, 0.18),
    0 28px 60px -18px rgba(16, 18, 28, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
  transform-origin: top center;
  animation: picker-in 0.24s var(--ease);
}
:root[data-theme="dark"] .picker-panel {
  box-shadow:
    0 1px 1px rgba(0, 0, 0, 0.5),
    0 10px 24px -6px rgba(0, 0, 0, 0.6),
    0 28px 60px -18px rgba(0, 0, 0, 0.75),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
}
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] .picker-panel {
    box-shadow:
      0 1px 1px rgba(0, 0, 0, 0.5),
      0 10px 24px -6px rgba(0, 0, 0, 0.6),
      0 28px 60px -18px rgba(0, 0, 0, 0.75),
      inset 0 1px 0 rgba(255, 255, 255, 0.12);
  }
}
.picker-panel[hidden] { display: none; }

@keyframes picker-in {
  from { opacity: 0; transform: translateY(-10px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.picker-panel::-webkit-scrollbar { width: 9px; }
.picker-panel::-webkit-scrollbar-track { background: none; }
.picker-panel::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.14);
  border: 3px solid transparent;
  background-clip: content-box;
  border-radius: 999px;
}
:root[data-theme="dark"] .picker-panel::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.16); background-clip: content-box; }

.picker-group + .picker-group {
  margin-top: 5px;
  padding-top: 5px;
  border-top: 1px solid var(--hairline);
}

.picker-group-label {
  padding: 9px 11px 5px;
  font-size: 10.5px;
  font-weight: 640;
  letter-spacing: 0.07em;
  color: var(--text-3);
  text-transform: uppercase;
}

.picker-option {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 11px;
  border: none;
  border-radius: 10px;
  background: none;
  color: var(--text-1);
  font-family: inherit;
  font-size: 13.5px;
  text-align: left;
  cursor: pointer;
  transition: background 0.16s var(--ease-soft);
}
.picker-option:hover,
.picker-option.active { background: rgba(0, 0, 0, 0.055); }
:root[data-theme="dark"] .picker-option:hover,
:root[data-theme="dark"] .picker-option.active { background: rgba(255, 255, 255, 0.075); }
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] .picker-option:hover,
  :root[data-theme="auto"] .picker-option.active { background: rgba(255, 255, 255, 0.075); }
}

.picker-option[aria-selected="true"] { font-weight: 600; }

.picker-option-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.picker-option-note {
  font-size: 11px;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

.picker-check {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  opacity: 0;
  color: var(--text-1);
  transition: opacity 0.16s;
}
.picker-option[aria-selected="true"] .picker-check { opacity: 1; }

.picker-empty {
  padding: 18px 0;
  text-align: center;
  font-size: 13px;
  color: var(--text-3);
}

.text-input {
  width: 100%;
  height: 46px;
  padding: 0 15px;
  border-radius: var(--r-sm);
  border: 1px solid var(--field-border);
  background: var(--field-bg);
  color: var(--text-1);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}
.text-input::placeholder { color: var(--text-3); }
.text-input:focus { border-color: var(--ink-400); background: var(--field-bg-hover); }

.node-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 9px;
  min-height: 18px;
}
.node-host {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--text-3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.node-badge {
  font-size: 11px;
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--glass-bg-faint);
  border: 1px solid var(--glass-border);
  color: var(--text-2);
  white-space: nowrap;
  flex-shrink: 0;
}
.node-badge:empty { display: none; }

/* 步进器 */
.stepper {
  display: grid;
  grid-template-columns: 46px 1fr 46px;
  align-items: center;
  border-radius: var(--r-sm);
  border: 1px solid var(--field-border);
  background: var(--field-bg);
  overflow: hidden;
}

.step-btn {
  height: 46px;
  border: none;
  background: none;
  color: var(--text-2);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.18s, color 0.18s;
}
.step-btn:hover { background: var(--field-bg-hover); color: var(--text-1); }
.step-btn:active { background: var(--ink-200); }
:root[data-theme="dark"] .step-btn:active { background: var(--ink-700); }
.step-btn svg { width: 17px; height: 17px; }

.stepper input {
  height: 46px;
  border: none;
  border-left: 1px solid var(--hairline);
  border-right: 1px solid var(--hairline);
  background: none;
  color: var(--text-1);
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 600;
  text-align: center;
  outline: none;
  width: 100%;
  -moz-appearance: textfield;
}
.stepper input::-webkit-outer-spin-button,
.stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.thread-track {
  position: relative;
  height: 4px;
  margin-top: 12px;
  border-radius: 999px;
  background: var(--ink-200);
  overflow: hidden;
}
:root[data-theme="dark"] .thread-track { background: var(--ink-700); }
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] .thread-track { background: var(--ink-700); }
}

.thread-track i {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: var(--accent);
  transition: width 0.45s var(--ease);
}

/* ---------- 主按钮 ---------- */

.primary-btn {
  position: relative;
  width: 100%;
  height: 56px;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  background: var(--accent);
  color: var(--accent-text);
  font-family: inherit;
  font-size: 16px;
  font-weight: 620;
  letter-spacing: 0.16em;
  cursor: pointer;
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(0,0,0,0.14), 0 8px 20px -6px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.25);
  transition: transform 0.18s var(--ease), box-shadow 0.24s, background 0.24s;
}
.primary-btn:hover { box-shadow: 0 2px 4px rgba(0,0,0,0.16), 0 12px 28px -6px rgba(0,0,0,0.36), inset 0 1px 0 rgba(255,255,255,0.3); }
.primary-btn:active { transform: scale(0.985); }

.primary-btn.small { height: 46px; font-size: 14.5px; border-radius: var(--r-sm); letter-spacing: 0.08em; }

.primary-btn.running {
  background: #e33a34;
  color: #fff;
  border-color: transparent;
  letter-spacing: 0.16em;
  box-shadow:
    0 1px 2px rgba(150, 20, 16, 0.22),
    0 8px 20px -6px rgba(190, 40, 34, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
}
.primary-btn.running:hover {
  background: #d5312b;
  box-shadow:
    0 2px 5px rgba(150, 20, 16, 0.24),
    0 12px 26px -6px rgba(190, 40, 34, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.26);
}

.primary-btn:disabled { opacity: 0.55; cursor: wait; }

.primary-label { display: inline-block; transition: opacity 0.2s; }
.primary-btn.busy .primary-label { opacity: 0.35; }

.primary-spinner {
  display: none;
  position: absolute;
  top: 50%; left: 50%;
  width: 19px; height: 19px;
  margin: -9.5px 0 0 -9.5px;
  border-radius: 50%;
  border: 2px solid currentColor;
  border-top-color: transparent;
  opacity: 0.85;
  animation: spin 0.72s linear infinite;
}
.primary-btn.busy .primary-spinner { display: block; }

@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 状态行 ---------- */

.statusline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
  font-size: 12.5px;
  color: var(--text-3);
  flex-wrap: wrap;
}
.statusline b {
  color: var(--text-2);
  font-family: var(--mono);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.statusline .sep {
  width: 1px; height: 11px;
  background: var(--hairline);
}

/* ---------- 数据卡 ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.stat-card {
  border-radius: var(--r-lg);
  padding: clamp(16px, 2.2vw, 22px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
}
.stat-card:hover { transform: translateY(-2px); }

.stat-head {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  color: var(--text-2);
  font-weight: 520;
}
.stat-head svg { width: 15px; height: 15px; flex-shrink: 0; color: var(--text-3); }

.stat-value {
  font-family: var(--mono);
  font-size: clamp(22px, 3.6vw, 29px);
  font-weight: 620;
  letter-spacing: -0.03em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.stat-foot {
  font-size: 11.5px;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}

/* ---------- 线程明细 ---------- */

.lanes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(92px, 1fr));
  gap: 8px;
}

.lane {
  border-radius: var(--r-sm);
  border: 1px solid var(--hairline);
  background: var(--glass-bg-faint);
  padding: 9px 11px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  overflow: hidden;
  position: relative;
}
.lane-name { font-size: 10.5px; color: var(--text-3); font-family: var(--mono); }
.lane-val {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--text-2);
}
.lane-bar {
  position: absolute;
  left: 0; bottom: 0;
  height: 2px;
  background: var(--accent);
  opacity: 0.5;
  transition: width 0.6s var(--ease-soft);
  width: 0;
}

/* 连接受限提示 */
.notice {
  margin: 14px 0 0;
  padding: 10px 13px;
  border-radius: 11px;
  background: var(--glass-bg-faint);
  border: 1px solid var(--hairline);
  font-size: 12px;
  line-height: 1.65;
  color: var(--text-2);
}
.notice[hidden] { display: none; }
.notice b { color: var(--text-1); font-weight: 600; }

/* ---------- 键值表 ---------- */

.kv { display: flex; flex-direction: column; }

.kv-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--hairline);
}
.kv-row:last-child { border-bottom: none; padding-bottom: 0; }
.kv-row:first-child { padding-top: 0; }

.kv .k { font-size: 13px; color: var(--text-2); flex-shrink: 0; }
.kv .v {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text-1);
  text-align: right;
  word-break: break-all;
  font-variant-numeric: tabular-nums;
}

/* ---------- 抽屉 ---------- */

.sheet-mask {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.22);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fade 0.26s var(--ease);
}
.sheet-mask[hidden] { display: none; }

@keyframes fade { from { opacity: 0; } to { opacity: 1; } }

.sheet {
  width: 100%;
  max-width: 480px;
  max-height: 86vh;
  border-radius: var(--r-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: rise 0.36s var(--ease);
  background: var(--panel-bg);
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.sheet-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 22px 14px;
  flex-shrink: 0;
}
.sheet-head h2 { margin: 0; font-size: 16px; font-weight: 620; }

.sheet-body {
  padding: 0 22px 22px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.divider { height: 1px; background: var(--hairline); margin: 4px 0; }

.sheet-list { display: flex; flex-direction: column; gap: 8px; }

.sheet-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 13px;
  border-radius: var(--r-sm);
  border: 1px solid var(--field-border);
  background: var(--field-bg);
}
.sheet-item-main { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.sheet-item-name { font-size: 13.5px; font-weight: 540; }
.sheet-item-url {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 300px;
}

.del-btn {
  width: 30px; height: 30px;
  border-radius: 50%;
  border: none;
  background: none;
  color: var(--text-3);
  cursor: pointer;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: background 0.2s, color 0.2s;
}
.del-btn:hover { background: rgba(224, 90, 79, 0.12); color: #e05a4f; }
.del-btn svg { width: 15px; height: 15px; }

.empty-note {
  text-align: center;
  font-size: 13px;
  color: var(--text-3);
  padding: 18px 0;
}

/* ---------- Toast ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 30px;
  transform: translate(-50%, 20px);
  z-index: 200;
  padding: 11px 20px;
  border-radius: 999px;
  background: rgba(20, 20, 22, 0.92);
  color: #fff;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s var(--ease), transform 0.34s var(--ease);
  max-width: calc(100vw - 40px);
  text-align: center;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- 页脚 / 免责声明 ---------- */

.foot {
  padding: 4px 2px 0;
}

.foot-intro {
  margin: 0 0 18px;
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--text-2);
}

.disclaimer {
  padding: 16px 18px;
  border-radius: var(--r-md);
  background: var(--glass-bg-faint);
  border: 1px solid var(--hairline);
}

.disclaimer h2 {
  margin: 0 0 9px;
  font-size: 12px;
  font-weight: 640;
  letter-spacing: 0.05em;
  color: var(--text-2);
  text-transform: uppercase;
}

/* 自定义编号：默认列表编号的间距和对齐不可控，窄屏容易出现贴字 */
.disclaimer ol {
  margin: 0;
  padding-left: 0;
  list-style: none;
  counter-reset: rule;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.disclaimer li {
  counter-increment: rule;
  display: flex;
  gap: 9px;
  font-size: 12px;
  line-height: 1.75;
  color: var(--text-3);
}

.disclaimer li::before {
  content: counter(rule) ".";
  flex-shrink: 0;
  min-width: 1.15em;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}

.copyright {
  margin: 16px 0 0;
  text-align: center;
  font-size: 11.5px;
  color: var(--text-3);
  line-height: 1.7;
}
.copyright a {
  color: inherit;
  text-decoration: none;
}
.copyright a:hover { color: var(--text-2); }

/* ---------- 响应式 ---------- */

@media (max-width: 720px) {
  .shell { gap: 14px; }
  .stage { gap: 14px; }
  .stats { grid-template-columns: 1fr; gap: 14px; }

  /* 页脚与免责声明：窄屏放大字号、放宽行距，编号列固定宽度 */
  .foot-intro { font-size: 12px; line-height: 1.8; }
  .disclaimer { padding: 15px 16px; }
  .disclaimer h2 { font-size: 11.5px; }
  .disclaimer ol { gap: 8px; }
  .disclaimer li { font-size: 12.5px; line-height: 1.8; gap: 8px; }
  .disclaimer li::before { min-width: 1.05em; }

  /* 下拉浮层的位置与宽度一律由 JS 贴合触发器计算，
     这里只调触摸热区尺寸，不要覆盖定位属性 */
  .picker-group-label { padding: 10px 11px 5px; }
  .picker-option { padding: 11px; font-size: 14px; border-radius: 11px; }
  .picker-option-note { font-size: 11.5px; }
  .picker-check { width: 17px; height: 17px; }

  .stat-card {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 15px 17px;
  }
  .stat-card .stat-head {
    flex-direction: row;
    align-items: center;
    gap: 8px;
    width: auto;
    flex-shrink: 0;
  }
  .stat-value { font-size: 21px; }
  .stat-foot { display: none; }

  .topbar { padding: 12px 14px; }
  .brand-text p { display: none; }
  .pill-label { display: none; }
  .lanes { grid-template-columns: repeat(auto-fill, minmax(78px, 1fr)); }
}

@media (max-width: 420px) {
  .statusline { gap: 8px; font-size: 12px; }
  .sheet-item-url { max-width: 180px; }
}

/* 降低动效偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}