/* ============================================================
   Server Center —— 个人服务器统一管理门户
   设计：现代玻璃拟态 · 深浅双主题 · 响应式
   原则：无外部字体/图片依赖，纯 CSS 实现，手机端优先
   ============================================================ */

/* ───────────── 主题变量 ───────────── */
:root {
  --accent: #6366f1;
  --radius-card: 18px;
  --radius-sm: 10px;
  --maxw: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

html[data-theme='dark'] {
  --bg: #080b12;
  --bg-soft: #0d1220;
  --card: rgba(255, 255, 255, 0.045);
  --card-hover: rgba(255, 255, 255, 0.075);
  --border: rgba(255, 255, 255, 0.09);
  --border-hover: rgba(255, 255, 255, 0.18);
  --fg: #eef2f8;
  --fg-dim: #9aa6bd;
  --fg-faint: #66708a;
  --shadow: 0 18px 45px -22px rgba(0, 0, 0, 0.85);
  --shadow-hover: 0 26px 60px -24px rgba(0, 0, 0, 0.95);
  --ok: #34d399;
  --bad: #f87171;
  --track: rgba(255, 255, 255, 0.07);
}

html[data-theme='light'] {
  --bg: #f5f7fc;
  --bg-soft: #ffffff;
  --card: rgba(255, 255, 255, 0.78);
  --card-hover: rgba(255, 255, 255, 0.98);
  --border: rgba(15, 23, 42, 0.09);
  --border-hover: rgba(15, 23, 42, 0.18);
  --fg: #0f172a;
  --fg-dim: #55617a;
  --fg-faint: #8b96ad;
  --shadow: 0 18px 40px -24px rgba(15, 23, 42, 0.28);
  --shadow-hover: 0 26px 54px -26px rgba(15, 23, 42, 0.34);
  --ok: #10b981;
  --bad: #ef4444;
  --track: rgba(15, 23, 42, 0.06);
}

/* ───────────── 基础 ───────────── */
* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB',
    'Microsoft YaHei', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background 0.35s var(--ease), color 0.35s var(--ease);
}

/* 背景光晕 */
.bg-glow {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
}

.glow-1 {
  width: 520px;
  height: 520px;
  top: -190px;
  left: -120px;
  background: radial-gradient(circle, #6366f1 0%, transparent 68%);
}
.glow-2 {
  width: 460px;
  height: 460px;
  top: -140px;
  right: -130px;
  background: radial-gradient(circle, #06b6d4 0%, transparent 68%);
}
.glow-3 {
  width: 560px;
  height: 560px;
  bottom: -280px;
  left: 32%;
  background: radial-gradient(circle, #8b5cf6 0%, transparent 70%);
}

html[data-theme='light'] .glow {
  opacity: 0.22;
}

.wrap {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(20px, 4vw, 44px) clamp(16px, 3.5vw, 34px) 48px;
}

/* ───────────── 顶部 ───────────── */
.hero {
  margin-bottom: clamp(22px, 3.5vw, 36px);
}

.hero-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark {
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(140deg, #6366f1, #8b5cf6 55%, #06b6d4);
  box-shadow: 0 10px 26px -12px rgba(99, 102, 241, 0.9);
}

.brand-mark svg {
  width: 24px;
  height: 24px;
}

.brand-text {
  min-width: 0;
}

.brand-text h1 {
  margin: 0;
  font-size: clamp(21px, 4.2vw, 27px);
  font-weight: 700;
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.brand-text p {
  margin: 2px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-faint);
}

.hero-actions {
  display: flex;
  gap: 8px;
}

.icon-btn {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--fg-dim);
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.22s var(--ease);
}

.icon-btn:hover {
  color: var(--fg);
  border-color: var(--border-hover);
  background: var(--card-hover);
  transform: translateY(-1px);
}

.icon-btn:active {
  transform: translateY(0) scale(0.97);
}

.icon-btn svg {
  width: 18px;
  height: 18px;
}

#refresh-btn.spin svg {
  animation: spin 0.8s linear infinite;
}

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

/* 主题图标切换 */
.ico-sun,
.ico-moon {
  display: grid;
  place-items: center;
}
html[data-theme='dark'] .ico-sun {
  display: none;
}
html[data-theme='light'] .ico-moon {
  display: none;
}

/* 状态条 */
.status-bar {
  margin-top: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  font-size: 13.5px;
  color: var(--fg-dim);
}

.pulse {
  position: relative;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--fg-faint);
  flex: 0 0 auto;
  transition: background 0.3s;
}

.pulse.ok {
  background: var(--ok);
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
  animation: ping 2.4s var(--ease) infinite;
}

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

@keyframes ping {
  0% {
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.55);
  }
  70% {
    box-shadow: 0 0 0 9px rgba(52, 211, 153, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0);
  }
}

.status-text {
  font-weight: 600;
  color: var(--fg);
}

.status-sep {
  width: 1px;
  height: 14px;
  background: var(--border);
}

.status-count b {
  color: var(--fg);
  font-variant-numeric: tabular-nums;
}

.status-meta {
  margin-left: auto;
  font-size: 12px;
  color: var(--fg-faint);
  font-variant-numeric: tabular-nums;
}

/* ───────────── 分类 ───────────── */
.category {
  margin-bottom: 30px;
}

.cat-head {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
  padding-left: 2px;
}

.cat-head svg {
  width: 16px;
  height: 16px;
  color: var(--fg-faint);
}

.cat-head h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
}

.cat-head .cat-count {
  font-size: 11.5px;
  color: var(--fg-faint);
  padding: 1px 7px;
  border-radius: 20px;
  background: var(--track);
}

.cat-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ───────────── 卡片网格 ───────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(255px, 1fr));
  gap: 14px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
  background: var(--card);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease),
    box-shadow 0.28s var(--ease), background 0.28s var(--ease);
  animation: rise 0.5s var(--ease) both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 卡片顶部强调色光带 */
.card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--c, var(--accent)), transparent);
  opacity: 0;
  transition: opacity 0.28s var(--ease);
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  background: var(--card-hover);
  box-shadow: var(--shadow-hover);
}

.card:hover::before {
  opacity: 1;
}

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

.card-top {
  display: flex;
  align-items: flex-start;
  gap: 13px;
}

.card-icon {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  color: var(--c, var(--accent));
  background: color-mix(in srgb, var(--c, var(--accent)) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--c, var(--accent)) 24%, transparent);
  transition: transform 0.28s var(--ease);
}

.card:hover .card-icon {
  transform: scale(1.06) rotate(-3deg);
}

.card-icon svg {
  width: 22px;
  height: 22px;
}

.card-title {
  margin: 0;
  font-size: 16px;
  font-weight: 650;
  letter-spacing: -0.01em;
  word-break: break-word;
}

.card-desc {
  margin: 3px 0 0;
  font-size: 13px;
  color: var(--fg-dim);
  word-break: break-word;
}

.card-foot {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

/* 状态徽标 */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--fg-faint);
  transition: color 0.25s;
}

.badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--fg-faint);
  transition: background 0.25s, box-shadow 0.25s;
}

.badge.online {
  color: var(--ok);
}

.badge.online .dot {
  background: var(--ok);
  box-shadow: 0 0 8px color-mix(in srgb, var(--ok) 70%, transparent);
}

.badge.offline {
  color: var(--bad);
}

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

.card-cta {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  font-weight: 600;
  color: var(--c, var(--accent));
  white-space: nowrap;
}

.card-cta svg {
  width: 15px;
  height: 15px;
  transition: transform 0.28s var(--ease);
}

.card:hover .card-cta svg {
  transform: translateX(3px);
}

/* ───────────── 未来扩展区 ───────────── */
.future {
  margin-top: 36px;
}

.future-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 14px;
  padding-left: 2px;
}

.future-head h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
}

.future-sub {
  font-size: 11.5px;
  color: var(--fg-faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.future-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 12px;
}

.future-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  border-radius: 14px;
  border: 1px dashed var(--border);
  background: color-mix(in srgb, var(--card) 55%, transparent);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.future-item:hover {
  border-color: var(--border-hover);
  background: var(--card);
}

.future-icon {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: var(--fg-faint);
  background: var(--track);
}

.future-icon svg {
  width: 18px;
  height: 18px;
}

.future-name {
  font-size: 14px;
  font-weight: 600;
}

.future-hint {
  font-size: 12px;
  color: var(--fg-faint);
  margin-top: 1px;
}

/* ───────────── 页脚 ───────────── */
.foot {
  margin-top: 44px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: var(--fg-faint);
}

.foot .dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--fg-faint);
}

/* ───────────── 骨架屏 ───────────── */
.skeleton {
  height: 168px;
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
  background: linear-gradient(100deg, var(--track) 30%, transparent 50%, var(--track) 70%);
  background-size: 220% 100%;
  animation: shimmer 1.5s linear infinite;
}

@keyframes shimmer {
  to {
    background-position: -220% 0;
  }
}

/* ───────────── 响应式 ───────────── */
@media (max-width: 640px) {
  .grid {
    grid-template-columns: 1fr;
  }
  .future-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .status-meta {
    margin-left: 0;
    width: 100%;
  }
  .brand-mark {
    width: 42px;
    height: 42px;
  }
  .card {
    padding: 17px;
  }
}

@media (min-width: 1100px) {
  .grid {
    grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
  }
}

/* 减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}