/* ═══ 黑色简约 · 个人名片 + 监控看板 ═══ */

:root {
  --bg: #0a0a0a;
  --fg: #ededed;
  --fg-dim: #8a8a8a;
  --fg-faint: #555;
  --card: #141414;
  --card-hover: #171717;
  --border: #242424;
  --accent: #e8e8e8;
  --online: #4ade80;
  --offline: #f87171;
  --bar-bg: #262626;
  --bar-fill: #d4d4d4;
  --bar-warn: #fbbf24;
  --bar-crit: #f87171;
  --radius: 14px;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ───────── 名片区 ───────── */

.hero {
  min-height: 84vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 24px 12px;
}

.name-card {
  display: grid;
  grid-template-columns: minmax(250px, 340px) 1fr;
  gap: 60px;
  width: min(960px, 100%);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 64px;
}

/* 左侧 */
.name-card-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.avatar {
  width: 128px;
  height: 128px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: #0d0d0d;
  flex-shrink: 0;
}

.name {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-top: 8px;
}

.tagline {
  color: var(--fg-dim);
  font-size: 15px;
}

/* 平台按钮 */
.links {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 12px;
}

.links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 17px;
  font-size: 14px;
  color: var(--fg-dim);
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #0f0f0f;
  transition: color .18s, border-color .18s, transform .12s;
}

.links a:hover {
  color: var(--fg);
  border-color: #3a3a3a;
  transform: translateY(-1px);
}

.links a svg { opacity: .85; }

/* 右侧介绍 */
.name-card-right {
  border-left: 1px solid var(--border);
  padding-left: 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 280px;
}

.about-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.about-body {
  color: var(--fg-dim);
  font-size: 16.5px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 50ch;
}

.about-body p:first-child { color: var(--fg); }

/* 下滑提示 */
.scroll-hint {
  margin-top: 26px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--fg-faint);
  font-size: 13px;
  text-decoration: none;
  letter-spacing: 2px;
  animation: bob 2.4s ease-in-out infinite;
}

.scroll-hint:hover { color: var(--fg-dim); }

@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}

/* ───────── 监控区 ───────── */

.monitor {
  max-width: 960px;
  margin: 0 auto;
  padding: 44px 24px 96px;
}

.server-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 20px;
}

.server-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color .18s, background .18s;
}

.server-card:hover {
  border-color: #333;
  background: var(--card-hover);
}

.srv-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 2px;
}

.srv-name {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.srv-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-family: var(--mono);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.online .status-dot {
  background: var(--online);
  box-shadow: 0 0 8px rgba(74, 222, 128, .7);
  animation: pulse 2s ease-in-out infinite;
}

.online .srv-status { color: var(--online); }

.offline .status-dot { background: var(--offline); }
.offline .srv-status { color: var(--offline); }
.offline .srv-metrics { opacity: .3; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}

.srv-meta {
  color: var(--fg-faint);
  font-size: 13.5px;
  margin-bottom: 20px;
}

.srv-metrics {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.metric-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 13.5px;
  color: var(--fg-dim);
  margin-bottom: 6px;
}

.metric-label-row b { color: var(--fg); font-weight: 500; }

.bar {
  height: 5px;
  background: var(--bar-bg);
  border-radius: 3px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: 2px;
  background: var(--bar-fill);
  transition: width .6s ease;
}

.bar-fill.warn { background: var(--bar-warn); }
.bar-fill.crit { background: var(--bar-crit); }

/* 流量块 */
.traffic {
  border-top: 1px dashed var(--border);
  margin-top: 20px;
  padding-top: 18px;
}

.traffic-title {
  font-size: 11.5px;
  letter-spacing: 1.5px;
  color: var(--fg-faint);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.traffic-row {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--fg-dim);
  margin-bottom: 12px;
}

.traffic-row span { white-space: nowrap; }

.traffic-row span b { color: var(--fg); font-weight: 500; }

.updated {
  margin-top: 26px;
  color: var(--fg-faint);
  font-size: 12px;
  font-family: var(--mono);
  text-align: center;
}

.footer {
  text-align: center;
  color: var(--fg-faint);
  font-size: 12px;
  padding: 0 24px 40px;
}

/* ───────── 响应式 ───────── */

@media (max-width: 760px) {
  .name-card {
    grid-template-columns: 1fr;
    gap: 34px;
    padding: 36px 28px;
  }
  .name-card-right {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--border);
    padding-top: 30px;
    min-height: 0;
  }
  .about-body { max-width: none; }
}