/* =============================================================
 * donutlab · v2.0 — STATUS DASHBOARD
 * 服务器运行状态面板 · JARVIS 风格 · 纯前端零依赖
 *
 * 设计原则：动效只用于指示「变化」，不用于装饰。
 * ============================================================= */

:root {
  /* ---- 底色：深海军蓝，非纯黑 ---- */
  --bg:         #01080f;
  --bg-deep:    #000509;
  --bg-panel:   rgba(0, 26, 46, 0.42);
  --bg-panel-2: rgba(0, 40, 68, 0.28);
  --bg-bar:     rgba(0, 12, 22, 0.55);

  /* ---- 主色 ---- */
  --jarvis:      #00d4ff;
  --jarvis-dim:  #00a3c4;
  --jarvis-deep: #007a94;
  --glow:        rgba(0, 212, 255, 0.32);
  --glow-soft:   rgba(0, 212, 255, 0.12);
  --glow-line:   rgba(0, 212, 255, 0.22);

  /* ---- 状态色 ---- */
  --ok:    #00d4ff;
  --warn:  #ffb020;
  --crit:  #ff4d4f;
  --idle:  #4a7f92;

  /* ---- 文本 ---- */
  --fg:         #d8f4ff;
  --fg-bright:  #eafcff;
  --fg-muted:   #6fa8bd;
  --fg-soft:    #4a7f92;

  /* ---- 尺寸 ---- */
  --max:        1320px;
  --nav-h:      52px;
  --corner:     18px;      /* 切角尺寸 */
  --edge:       1px;       /* 描边层厚度 */

  /* ---- 缓动 ---- */
  --ease:      cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);

  /* ---- 字体 ---- */
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", "JetBrains Mono",
    Menlo, Consolas, "Liberation Mono", monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display",
    "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

/* =============================================================
 * 重置
 * ============================================================= */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--jarvis-deep) var(--bg-deep);
}

body {
  font-family: var(--font-mono);
  background: var(--bg);
  color: var(--fg);
  font-size: 14px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 全局 CRT 扫描线 —— 压得很淡，不干扰读数 */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0px,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 22, 38, 0.10) 3px,
    rgba(0, 0, 0, 0) 4px
  );
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
::selection { background: var(--glow); color: var(--fg-bright); }

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 26px;
}

/* =============================================================
 * 背景层：透视网格 + 光晕
 * ============================================================= */
.bg-layers {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.bg-layers::before {
  content: "";
  position: absolute;
  top: -20vh;
  left: 50%;
  width: 130vw;
  height: 100vh;
  transform: translateX(-50%);
  background:
    radial-gradient(ellipse at 50% 32%, rgba(0, 160, 210, 0.20) 0%, transparent 60%),
    radial-gradient(ellipse at 82% 72%, rgba(0, 90, 140, 0.13) 0%, transparent 56%);
}

/* 透视网格：中心密、边缘疏 */
.bg-layers::after {
  content: "";
  position: absolute;
  inset: -2px;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.05) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(ellipse at 50% 26%, #000 0%, transparent 76%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 26%, #000 0%, transparent 76%);
}

/* =============================================================
 * 吸顶状态条
 * ============================================================= */
.bar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 0 26px;
  border-bottom: 1px solid transparent;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease),
    backdrop-filter 0.4s var(--ease);
}

.bar.is-scrolled {
  background: rgba(1, 8, 15, 0.86);
  border-bottom-color: var(--glow-line);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}

.bar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-bright);
  font-weight: 600;
}

.bar__spacer { flex: 1; }

.bar__meta {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--fg-soft);
  text-transform: uppercase;
}

.bar__meta b {
  color: var(--fg-muted);
  font-weight: 500;
}

/* 状态脉冲点 */
.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 10px var(--ok), 0 0 24px var(--glow);
  animation: pulse 2.4s var(--ease) infinite;
  flex: none;
}

.pulse--warn { background: var(--warn); box-shadow: 0 0 10px var(--warn), 0 0 24px rgba(255,176,32,.3); }
.pulse--crit { background: var(--crit); box-shadow: 0 0 10px var(--crit), 0 0 24px rgba(255,77,79,.3); }
.pulse--off  { background: var(--idle); box-shadow: none; animation: none; }

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.42; transform: scale(0.78); }
}

/* =============================================================
 * 通用：切角面板
 * 外层 .panel 做描边层 + clip-path 真切角
 * 内层 .panel__bg 反向内缩 1px 做底色
 * ============================================================= */
.panel {
  position: relative;
  padding: var(--edge);
  --panel-edge: rgba(0, 212, 255, 0.30);
  clip-path: polygon(
    0 0,
    calc(100% - var(--corner)) 0,
    100% var(--corner),
    100% 100%,
    var(--corner) 100%,
    0 calc(100% - var(--corner))
  );
  background: linear-gradient(var(--panel-edge), var(--panel-edge));
  transition: background 0.45s var(--ease), box-shadow 0.45s var(--ease);
}

.panel__bg {
  position: relative;
  height: 100%;
  clip-path: polygon(
    0 0,
    calc(100% - (var(--corner) - 1px)) 0,
    100% (var(--corner) - 1px),
    100% 100%,
    (var(--corner) - 1px) 100%,
    0 calc(100% - (var(--corner) - 1px))
  );
  background: var(--bg-panel);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.panel:hover {
  --panel-edge: rgba(0, 212, 255, 0.62);
  box-shadow: 0 0 34px var(--glow-soft);
}

.panel > * { position: relative; z-index: 1; }

/* 四角角标装饰 */
.corners::before,
.corners::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 1px;
  background: var(--jarvis);
  opacity: 0.75;
  pointer-events: none;
  z-index: 2;
}
.corners::before { top: 7px; left: 7px; }
.corners::after  { bottom: 7px; right: 7px; }

/* =============================================================
 * 区块标题
 * ============================================================= */
.sec-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 22px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--glow-line);
}

.sec-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--jarvis);
  margin: 0;
  font-weight: 500;
}

.sec-title::before {
  content: "▸";
  font-size: 10px;
  animation: blink 2s steps(1) infinite;
}

@keyframes blink {
  0%, 62%   { opacity: 1; }
  63%, 100% { opacity: 0.22; }
}

.sec-note {
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--fg-soft);
  text-transform: uppercase;
}

/* =============================================================
 * HERO · 状态环
 * ============================================================= */
.hero {
  position: relative;
  padding: 56px 0 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: min(72vh, 620px);
}

/* 容器必须居中：此前 .hero__ring-wrap 是唯一子元素，
   grid 的 place-items 只做了垂直居中，导致环偏左 404px */
.hero > .container {
  display: flex;
  justify-content: center;
}

.hero__ring-wrap {
  position: relative;
  width: min(100%, 460px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  /* 旋转层不得溢出容器 */
  overflow: visible;
}

/* 外圈：刻度（反向缓慢旋转）
   旋转作用在 ::after 上而非元素本身 —— transform 作用于元素会让
   视觉包围盒膨胀到 √2 倍，溢出容器并压到四角读数上 */
.ring__ticks {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  pointer-events: none;
}

.ring__ticks::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: repeating-conic-gradient(
    from 0deg,
    var(--glow-line) 0deg 0.6deg,
    transparent 0.6deg 7.2deg
  );
  /* 半径收到 87% 以内，与四角读数留出安全带 */
  mask: radial-gradient(circle, transparent 87%, #000 88%, #000 93%, transparent 94%);
  -webkit-mask: radial-gradient(circle, transparent 87%, #000 88%, #000 93%, transparent 94%);
  animation: spin-rev 44s linear infinite;
}

/* 可用性环：外圈 */
.ring__avail {
  position: absolute;
  inset: 9%;
  border-radius: 50%;
  background: conic-gradient(
    from -90deg,
    var(--ok) 0deg,
    var(--ok) var(--avail-deg, 358deg),
    transparent var(--avail-deg, 358deg),
    transparent 360deg
  );
  mask: radial-gradient(circle, transparent 76%, #000 77%, #000 82%, transparent 83%);
  -webkit-mask: radial-gradient(circle, transparent 76%, #000 77%, #000 82%, transparent 83%);
  filter: drop-shadow(0 0 14px var(--glow));
  transition: background 0.8s var(--ease);
}

/* 负载环：内圈 —— 用琥珀色与可用性环拉开色相，避免只靠亮度区分 */
.ring__load {
  position: absolute;
  inset: 19%;
  border-radius: 50%;
  background: conic-gradient(
    from -90deg,
    var(--warn) 0deg,
    var(--warn) var(--load-deg, 84deg),
    transparent var(--load-deg, 84deg),
    transparent 360deg
  );
  mask: radial-gradient(circle, transparent 70%, #000 71%, #000 77%, transparent 78%);
  -webkit-mask: radial-gradient(circle, transparent 70%, #000 71%, #000 77%, transparent 78%);
  filter: drop-shadow(0 0 8px rgba(255, 176, 32, 0.28));
  transition: background 0.6s var(--ease);
}

/* 扫描弧 —— 同样把旋转移到 ::after */
.ring__scan {
  position: absolute;
  inset: 9%;
  border-radius: 50%;
  pointer-events: none;
}

.ring__scan::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    rgba(0, 212, 255, 0.28) 0deg,
    transparent 40deg,
    transparent 360deg
  );
  mask: radial-gradient(circle, #000 0%, transparent 99%);
  -webkit-mask: radial-gradient(circle, #000 0%, transparent 99%);
  animation: spin 3.8s linear infinite;
}

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

/* 中心 */
.ring__core {
  position: relative;
  width: 56%;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid var(--glow-line);
  background: radial-gradient(circle, rgba(0, 212, 255, 0.11), transparent 70%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 0 40px var(--glow-soft), inset 0 0 30px var(--glow-soft);
  animation: breathe 4.4s var(--ease) infinite;
}

@keyframes breathe {
  0%, 100% { box-shadow: 0 0 34px var(--glow-soft), inset 0 0 26px var(--glow-soft); }
  50%      { box-shadow: 0 0 58px var(--glow),    inset 0 0 42px var(--glow-soft); }
}

.ring__state {
  font-size: clamp(15px, 2.4vw, 21px);
  letter-spacing: 0.24em;
  color: var(--ok);
  text-shadow: 0 0 20px var(--glow);
  font-weight: 600;
}

.ring__state--warn { color: var(--warn); text-shadow: 0 0 20px rgba(255,176,32,.4); }
.ring__state--crit { color: var(--crit); text-shadow: 0 0 20px rgba(255,77,79,.4); }
.ring__state--off  { color: var(--idle); text-shadow: none; }

.ring__uptime {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--fg-muted);
}

.ring__uptime b {
  color: var(--fg-bright);
  font-weight: 500;
}

/* 环绕读数 */
.readouts {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.readout {
  position: absolute;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--fg-soft);
  text-transform: uppercase;
  white-space: nowrap;
}

.readout b {
  display: block;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--jarvis);
  font-weight: 500;
  text-shadow: 0 0 12px var(--glow-soft);
  margin-top: 2px;
}

.readout--tl { top: 4%;  left: 0; }
.readout--tr { top: 4%;  right: 0; text-align: right; }
.readout--bl { bottom: 4%; left: 0; }
.readout--br { bottom: 4%; right: 0; text-align: right; }

/* =============================================================
 * RESOURCE · 仪表卡
 * ============================================================= */
.resources {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}

.gauge {
  padding: 20px 22px 18px;
  position: relative;
}

.gauge__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.gauge__name {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--jarvis);
  margin: 0;
  font-weight: 500;
}

.gauge__aside {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--fg-soft);
  text-transform: uppercase;
}

/* 分段格子条 */
.bar-cells {
  display: flex;
  gap: 2px;
  height: 26px;
  margin-bottom: 12px;
}

.bar-cells i {
  flex: 1;
  border: 1px solid rgba(0, 212, 255, 0.22);
  /* 暗格提亮：原 0.03 透明度对比度仅 1.03:1，20 格刻度语义退化成普通进度条 */
  background: rgba(0, 212, 255, 0.09);
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease),
    border-color 0.35s var(--ease);
  transition-delay: var(--d, 0ms);
}

.bar-cells i.on {
  background: var(--ok);
  border-color: var(--ok);
  box-shadow: 0 0 8px var(--glow);
}

.bar-cells i.on.warn {
  background: var(--warn);
  border-color: var(--warn);
  box-shadow: 0 0 8px rgba(255, 176, 32, 0.4);
}

.bar-cells i.on.crit {
  background: var(--crit);
  border-color: var(--crit);
  box-shadow: 0 0 10px rgba(255, 77, 79, 0.5);
}

/* 主数值 */
.gauge__value {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 14px;
}

.gauge__num {
  font-size: clamp(30px, 4.2vw, 42px);
  font-weight: 300;
  letter-spacing: -0.03em;
  color: var(--fg-bright);
  line-height: 1;
  text-shadow: 0 0 24px var(--glow-soft);
  font-variant-numeric: tabular-nums;
}

.gauge__unit {
  font-size: 14px;
  color: var(--fg-muted);
}

.gauge__sub {
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--fg-soft);
  margin-left: auto;
  text-transform: uppercase;
}

/* sparkline */
.spark {
  position: relative;
  height: 42px;
  margin-bottom: 12px;
}

.spark svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.spark__grid {
  stroke: var(--glow-line);
  stroke-width: 0.5;
  opacity: 0.5;
}

.spark__line {
  fill: none;
  stroke: url(#sparkGrad);
  stroke-width: 1.6;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.spark__head {
  fill: var(--ok);
  filter: drop-shadow(0 0 5px var(--ok));
  animation: head-pulse 1.8s var(--ease) infinite;
}

@keyframes head-pulse {
  0%, 100% { opacity: 1; r: 2.4; }
  50%      { opacity: 0.5; r: 1.5; }
}

/* 底部指标行 */
/* 底部指标行 —— LOAD/SWAP/INODE/速率是实数据，
   用 --fg-muted（7.7:1）而非 --fg-soft（3.4:1） */
.gauge__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 11px;
  border-top: 1px solid var(--glow-line);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--fg-muted);
  text-transform: uppercase;
}

.gauge__foot b {
  color: var(--fg-bright);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.gauge__foot .warn { color: var(--warn); }
.gauge__foot .crit { color: var(--crit); }

/* =============================================================
 * PROCESS · 终端表格
 * ============================================================= */
.proc-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.chip {
  padding: 5px 13px;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-muted);
  border: 1px solid var(--glow-line);
  background: transparent;
  cursor: pointer;
  font-family: var(--font-mono);
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease),
    box-shadow 0.3s var(--ease), background 0.3s var(--ease);
}

.chip:hover {
  color: var(--jarvis);
  border-color: var(--jarvis);
}

.chip.is-on {
  color: var(--bg-deep);
  background: var(--jarvis);
  border-color: var(--jarvis);
  font-weight: 600;
  box-shadow: 0 0 16px var(--glow);
}

.proc-table {
  width: 100%;
  /* fixed 布局：sticky 的 th 在 auto 布局下会被当独立匿名表节，
     导致表头列宽与数据列宽整体错位一列 */
  table-layout: fixed;
  border-collapse: collapse;
  font-size: 12.5px;
}

.proc-table col.c-pid   { width: 88px; }
.proc-table col.c-name  { width: auto; }
.proc-table col.c-cpu   { width: 168px; }
.proc-table col.c-mem   { width: 116px; }
.proc-table col.c-state { width: 128px; }

.proc-table thead th {
  position: sticky;
  top: var(--nav-h);
  background: rgba(1, 8, 15, 0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  text-align: left;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  /* 提亮到 --fg-muted（7.7:1），表头是导航性文本不该用装饰级弱对比 */
  color: var(--fg-muted);
  padding: 10px 14px;
  border-bottom: 1px dashed rgba(0, 212, 255, 0.24);
  white-space: nowrap;
}

.proc-table tbody td {
  padding: 9px 14px;
  /* 分隔虚线提亮：原 0.10 透明度只有 1.54:1，10 行看着像无分隔文本块 */
  border-bottom: 1px dashed rgba(0, 212, 255, 0.18);
  color: var(--fg-muted);
  white-space: nowrap;
}

.proc-table tbody td:first-child { padding-left: 14px; }

.proc-table tbody tr {
  position: relative;
  transition: background 0.3s var(--ease);
}

.proc-table tbody tr:hover {
  background: rgba(0, 212, 255, 0.045);
}

/* 悬停左侧竖光条 */
.proc-table tbody tr::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--jarvis);
  box-shadow: 0 0 10px var(--jarvis);
  transform: scaleY(0);
  transform-origin: center;
  transition: transform 0.28s var(--ease);
}

.proc-table tbody tr:hover::before { transform: scaleY(1); }

.proc-table .num {
  font-variant-numeric: tabular-nums;
  color: var(--fg);
}

/* CPU% 列：数值定宽右对齐，保证迷你条起点逐行一致
   注意：不能用 display:flex 作用于 td（会破坏表格布局），
   改为把数值与条都放进一个 flex 的内层容器 */
.proc-table td.c-cpu > .cpu-cell {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.proc-table td.c-cpu > .cpu-cell > .val {
  font-variant-numeric: tabular-nums;
  text-align: right;
  min-width: 42px;
}

.proc-table .name {
  color: var(--fg-bright);
  font-weight: 500;
}

/* CPU% 迷你条 —— 固定在数值右侧的固定位置，
   避免不同位数的数字（7.0 / 12.7 / 0.4）导致条体起点逐行漂移 */
.mini-bar {
  display: inline-block;
  width: 56px;
  height: 3px;
  margin-left: 10px;
  vertical-align: middle;
  background: rgba(0, 212, 255, 0.10);
  position: relative;
  overflow: hidden;
}

.mini-bar i {
  position: absolute;
  inset: 0 auto 0 0;
  background: var(--ok);
  box-shadow: 0 0 6px var(--glow);
  transition: width 0.6s var(--ease), background 0.4s var(--ease);
}

.mini-bar i.warn { background: var(--warn); box-shadow: 0 0 6px rgba(255,176,32,.4); }
.mini-bar i.crit { background: var(--crit); box-shadow: 0 0 6px rgba(255,77,79,.5); }

/* 状态点 */
.pstate {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--ok);
}

.pstate i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
}

.pstate--run   { color: var(--ok); }
.pstate--wait  { color: var(--warn); }
.pstate--block { color: var(--crit); }
.pstate--idle  { color: var(--idle); }
.pstate--idle i { box-shadow: none; }
.pstate--zomb  { color: var(--crit); }

/* 新进程高亮 */
@keyframes proc-new {
  0%   { background: rgba(0, 212, 255, 0.22); }
  100% { background: transparent; }
}

.proc-table tbody tr.is-new {
  animation: proc-new 1.5s var(--ease) 1;
}

/* =============================================================
 * LIVE FEED · 素版日志流
 * ============================================================= */
.feed-wrap {
  position: relative;
}

.feed {
  height: 340px;
  overflow-y: auto;
  overflow-x: hidden;
  border-top: 1px solid var(--glow-line);
  padding: 6px 0;
  scrollbar-width: thin;
  scrollbar-color: var(--jarvis-deep) transparent;
}

.feed::-webkit-scrollbar { width: 7px; }
.feed::-webkit-scrollbar-track { background: transparent; }
.feed::-webkit-scrollbar-thumb {
  background: var(--jarvis-deep);
  border-radius: 0;
}

.feed-row {
  display: grid;
  /* 路径列限制最大宽度：此前 1fr 把它拉到 ~880px，
     而实际文本只用 430px，右侧留下 700px 空洞把行割裂成左右两团 */
  grid-template-columns: 104px 52px minmax(0, 620px) 68px 72px;
  gap: 12px;
  align-items: baseline;
  padding: 5px 12px 5px 16px;
  font-size: 12px;
  /* 左侧竖条用 box-shadow 而非 border-left：
     border-left 会落在 grid 容器左缘，与 .feed 的边框线重合而被吃掉 */
  box-shadow: inset 2px 0 0 transparent;
  transition: background 0.25s var(--ease);
}

.feed-row:hover { background: rgba(0, 212, 255, 0.04); }

.feed-row__time {
  color: var(--fg-muted);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
}

/* 状态码改左对齐：与左对齐的时间戳相邻时，右对齐会形成参差锯齿 */
.feed-row__code {
  font-variant-numeric: tabular-nums;
  color: var(--ok);
  text-align: left;
}

.feed-row__path {
  color: var(--fg-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.feed-row__ms {
  color: var(--fg-muted);
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-size: 12px;
}

.feed-row__size {
  color: var(--fg-muted);
  text-align: right;
  font-size: 12px;
}

/* 级别配色 */
.feed-row--warn { box-shadow: inset 2px 0 0 var(--warn); }
.feed-row--warn .feed-row__code { color: var(--warn); }
.feed-row--crit {
  box-shadow: inset 2px 0 0 var(--crit);
  background: rgba(255, 77, 79, 0.05);
}
.feed-row--crit .feed-row__code { color: var(--crit); }
.feed-row--crit .feed-row__path { color: var(--fg); }

/* 过滤框 */
.filter {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--glow-line);
  background: rgba(0, 12, 22, 0.6);
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.filter:focus-within {
  border-color: var(--jarvis);
  box-shadow: 0 0 16px var(--glow-soft);
}

.filter span {
  color: var(--jarvis);
  font-size: 11px;
}

.filter input {
  flex: 1;
  background: transparent;
  border: 0;
  outline: 0;
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 12px;
}

.filter input::placeholder { color: var(--fg-soft); }

/* =============================================================
 * 底部状态栏
 * ============================================================= */
.footbar {
  border-top: 1px solid rgba(0, 212, 255, 0.12);
  background: rgba(0, 5, 9, 0.72);
  padding: 12px 0;
  margin-top: 46px;
}

.footbar__inner {
  display: flex;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--fg-muted);
  text-transform: uppercase;
}

/* 右推：避免 4 项全挤在左侧、右侧大片空白 */
.footbar__spacer {
  flex: 1;
}

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

.footbar__item b {
  color: var(--fg-bright);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

/* =============================================================
 * SECTION
 * ============================================================= */
.section {
  position: relative;
  padding: 40px 0 20px;
  border-top: 1px solid var(--glow-line);
}

.section:first-of-type { border-top: 0; }

/* =============================================================
 * 入场动画
 * ============================================================= */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}

[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* 日志区不做整体淡入 —— 整块淡入会让其中的错误行在过渡期
   几乎隐形（实测对比度掉到 1.5:1），而错误行恰恰最该被看见。
   改为行级快速淡入，且只对新行生效。 */
.feed-wrap[data-reveal] {
  opacity: 1;
  transform: none;
}

@keyframes feed-row-in {
  from { opacity: 0; transform: translateX(14px); }
  to   { opacity: 1; transform: none; }
}

.feed-row.is-new {
  animation: feed-row-in 0.32s var(--ease-out) 1;
}

/* =============================================================
 * 减少动效
 * ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .spark__head { animation: none; }
}

/* =============================================================
 * 响应式
 * ============================================================= */
@media (max-width: 1100px) {
  .hero__ring-wrap { width: min(100%, 380px); }
  .readout b { font-size: 13px; }
}

@media (max-width: 860px) {
  .hero { min-height: auto; padding: 40px 0 60px; }
  .readouts {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px 20px;
    margin-top: 30px;
    width: 100%;
    max-width: 460px;
  }
  .readout, .readout--tl, .readout--tr, .readout--bl, .readout--br {
    position: static;
    text-align: left;
  }
  .resources { grid-template-columns: 1fr; }
  .feed-row { grid-template-columns: 88px 46px 1fr 58px; }
  .feed-row__size { display: none; }
}

@media (max-width: 620px) {
  .container { padding: 0 18px; }
  .bar { padding: 0 18px; gap: 12px; }
  .bar__meta { gap: 12px; font-size: 9px; }
  .bar__meta .hide-sm { display: none; }
  .gauge { padding: 17px 18px 15px; }
  .proc-table .col-ms, .proc-table .col-size { display: none; }
  .feed-row { grid-template-columns: 74px 42px 1fr; gap: 8px; font-size: 11px; }
  .feed-row__ms { display: none; }
  .footbar__inner { gap: 14px; font-size: 9px; }
}

/* =============================================================
 * 授权遮罩 —— 未登录时不展示任何数据
 *
 * 状态面板的数据是机密的：没有有效会话时，
 * 不能用假数据填充界面（截图分享或快速扫视时
 * 容易被误认为真实数据）。
 * ============================================================= */
.gate {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(1, 8, 15, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  animation: gate-in 0.4s var(--ease) 1;
}

.gate[hidden] { display: none; }

@keyframes gate-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.gate__box {
  --panel-edge: rgba(0, 212, 255, 0.5);
  --corner: 22px;
  width: min(100%, 440px);
}

.gate__box .panel__bg {
  padding: 40px 42px 34px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.gate__pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--warn);
  box-shadow: 0 0 12px var(--warn), 0 0 28px rgba(255, 176, 32, 0.35);
  animation: pulse 1.9s var(--ease) infinite;
}

.gate__title {
  font-size: clamp(17px, 3vw, 22px);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--warn);
  margin: 0;
  font-weight: 600;
  text-shadow: 0 0 20px rgba(255, 176, 32, 0.3);
}

.gate__desc {
  font-size: 13px;
  line-height: 1.75;
  color: var(--fg-muted);
  margin: 0;
  max-width: 34ch;
}

.gate__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 4px;
}

.gate__meta {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-soft);
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--glow-line);
  width: 100%;
}

/* 遮罩显示时，页面主体隐藏 —— 避免底层假数据被看到 */
body.is-gated > .bg-layers,
body.is-gated > .bar,
body.is-gated > .hero,
body.is-gated > .section,
body.is-gated > .footer {
  visibility: hidden;
}

@media (max-width: 620px) {
  .gate__box .panel__bg { padding: 30px 24px 26px; }
}