/* =========================================================
   LQS · 深色主题（Aceternity 风格）
   浅色基线 style.css 之后加载，只覆盖视觉，不改布局逻辑
   ========================================================= */

:root {
  --lqs-bg: #050914;
  --lqs-bg-2: #070d1c;
  --lqs-panel: rgba(10, 18, 36, 0.74);
  --lqs-panel-solid: #0a1224;
  --lqs-border: rgba(125, 211, 252, 0.16);
  --lqs-border-strong: rgba(56, 189, 248, 0.42);
  --lqs-text: #e6f1ff;
  --lqs-muted: #8ba3c2;
  --lqs-dim: #5f7694;
  --lqs-primary: #38bdf8;
  --lqs-primary-2: #2563eb;
  --lqs-accent: #22d3ee;
  --lqs-green: #34d399;
  --lqs-danger: #fb7185;
  --lqs-warn: #fbbf24;

  --blue-600: #38bdf8;
  --blue-500: #22d3ee;
  --blue-800: #7dd3fc;
  --blue-100: rgba(56, 189, 248, 0.16);
  --blue-50: rgba(56, 189, 248, 0.1);

  --slate-900: #e6f1ff;
  --slate-800: #d6e6fb;
  --slate-700: #b9cde6;
  --slate-600: #9db3d0;
  --slate-500: #8ba3c2;
  --slate-400: #6f87a5;
  --slate-300: #526a88;
  --slate-200: rgba(125, 211, 252, 0.16);
  --slate-100: rgba(125, 211, 252, 0.08);
  --slate-50: rgba(125, 211, 252, 0.05);

  --green: #34d399;
  --green-50: rgba(52, 211, 153, 0.12);
  --green-700: #6ee7b7;
  --orange: #fbbf24;
  --orange-600: #fbbf24;
  --orange-50: rgba(251, 191, 36, 0.12);
  --purple: #a78bfa;
  --purple-50: rgba(167, 139, 250, 0.12);
  --red: #fb7185;
  --red-600: #fda4af;
  --red-50: rgba(251, 113, 133, 0.12);
  --red-100: rgba(251, 113, 133, 0.22);

  --radius: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 18px 60px rgba(0, 0, 0, 0.45);
  --shadow-pop: 0 30px 90px rgba(0, 0, 0, 0.55);
}

html, body {
  background: var(--lqs-bg);
  color: var(--lqs-text);
}

body {
  background:
    radial-gradient(1200px 600px at 12% -10%, rgba(37, 99, 235, 0.22), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(34, 211, 238, 0.12), transparent 55%),
    linear-gradient(180deg, #050914 0%, #060c19 55%, #050914 100%);
  background-attachment: fixed;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(125, 211, 252, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 211, 252, 0.055) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 0%, rgba(0, 0, 0, 0.9), transparent 75%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.7'/%3E%3C/svg%3E");
}

#app { position: relative; z-index: 1; }

/* ---------- 启动 / 空状态 ---------- */
.boot { color: var(--lqs-muted); }
.spinner { border-color: rgba(125, 211, 252, 0.2); border-top-color: var(--lqs-primary); }

/* ---------- 侧栏 ---------- */
.sidebar {
  background: rgba(6, 11, 23, 0.86);
  border-right: 1px solid var(--lqs-border);
  backdrop-filter: blur(22px) saturate(150%);
  box-shadow: 12px 0 45px rgba(0, 0, 0, 0.28);
}

.sidebar-logo { border-bottom: 1px solid var(--lqs-border); padding: 18px 18px 15px; }

.sidebar-logo .lqs-logo {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  object-fit: contain;
  background: #ffffff;
  padding: 4px;
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.35), 0 10px 26px rgba(37, 99, 235, 0.35);
  flex-shrink: 0;
}

.logo-title {
  color: var(--lqs-text);
  font-weight: 800;
  letter-spacing: 0.06em;
  font-size: 17px;
}

.logo-subtitle { color: var(--lqs-muted); font-size: 11px; letter-spacing: 0.08em; }

.sidebar-menu { padding: 14px 12px; }

.nav-group-title {
  color: var(--lqs-dim);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 14px 12px 6px;
}

.menu-item {
  color: var(--lqs-muted);
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 4px;
  position: relative;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.menu-item:hover {
  background: rgba(56, 189, 248, 0.08);
  color: var(--lqs-text);
  transform: translateX(2px);
}

.menu-item.active {
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.28), rgba(56, 189, 248, 0.06));
  color: #ffffff;
  font-weight: 600;
  box-shadow: inset 0 0 0 1px rgba(56, 189, 248, 0.3), 0 8px 24px rgba(37, 99, 235, 0.16);
}

.menu-item.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20%;
  bottom: 20%;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--lqs-accent), var(--lqs-primary));
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.8);
}

.sidebar-footer { border-top: 1px solid var(--lqs-border); }

/* ---------- 顶栏 / 主区 ---------- */
.top-navbar {
  background: rgba(5, 9, 20, 0.62);
  border-bottom: 1px solid var(--lqs-border);
  backdrop-filter: blur(20px) saturate(160%);
}

.breadcrumb-level { color: var(--lqs-dim); }
.breadcrumb-current { color: var(--lqs-text); font-weight: 600; }
.user-name { color: var(--lqs-text); }
.user-plan { color: var(--lqs-muted); }
.user-avatar {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.9), rgba(34, 211, 238, 0.8));
  color: #fff;
  box-shadow: 0 0 0 1px rgba(125, 211, 252, 0.35), 0 8px 24px rgba(37, 99, 235, 0.28);
}

.main-content, .content-container { background: transparent; }

/* ---------- 页面标题 ---------- */
.page-title { color: var(--lqs-text); letter-spacing: -0.01em; }
.page-sub { color: var(--lqs-muted); }

/* ---------- 卡片 ---------- */
.card {
  background: linear-gradient(145deg, rgba(13, 23, 44, 0.82), rgba(8, 14, 28, 0.72));
  border: 1px solid var(--lqs-border);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px) saturate(140%);
  position: relative;
  overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.card::before {
  content: "";
  position: absolute;
  inset: -1px;
  pointer-events: none;
  background: radial-gradient(520px circle at 12% 0%, rgba(56, 189, 248, 0.12), transparent 45%);
  opacity: 0.9;
}

.card:hover {
  transform: translateY(-2px);
  border-color: rgba(56, 189, 248, 0.32);
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(56, 189, 248, 0.08);
}

.card-title { color: var(--lqs-text); }
.card-title .icon { color: var(--lqs-primary); }
.card-desc { color: var(--lqs-muted); }
.card-flat { background: rgba(56, 189, 248, 0.05); box-shadow: none; }

/* ---------- 按钮 ---------- */
.btn {
  border-radius: 11px;
  letter-spacing: 0.01em;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb 0%, #0ea5e9 55%, #22d3ee 100%);
  color: #ffffff;
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.btn-primary:not(:disabled):hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(37, 99, 235, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.btn-secondary {
  background: rgba(125, 211, 252, 0.06);
  color: var(--lqs-text);
  border-color: var(--lqs-border);
}

.btn-secondary:not(:disabled):hover { background: rgba(125, 211, 252, 0.12); border-color: var(--lqs-border-strong); }

.btn-ghost { color: var(--lqs-muted); }
.btn-ghost:hover { background: rgba(125, 211, 252, 0.08); color: var(--lqs-text); }

.btn-danger { background: linear-gradient(135deg, #e11d48, #fb7185); color: #fff; }

/* ---------- 表单 ---------- */
.field-label { color: var(--lqs-muted); }
.field-hint { color: var(--lqs-dim); }
.input, .select, .textarea {
  background: rgba(4, 10, 22, 0.78);
  border: 1px solid var(--lqs-border);
  color: var(--lqs-text);
  border-radius: 11px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.input:focus, .select:focus, .textarea:focus {
  border-color: var(--lqs-primary);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.16), 0 10px 30px rgba(0, 0, 0, 0.25);
  background: rgba(6, 13, 28, 0.9);
}

.input::placeholder, .textarea::placeholder { color: var(--lqs-dim); }
select option { background: #0a1224; color: var(--lqs-text); }

/* ---------- 表格 ---------- */
.table th {
  background: rgba(56, 189, 248, 0.06);
  color: var(--lqs-muted);
  border-bottom: 1px solid var(--lqs-border);
}

.table td { border-bottom: 1px solid rgba(125, 211, 252, 0.08); color: var(--lqs-text); }
.table tbody tr:hover td { background: rgba(56, 189, 248, 0.05); }

/* ---------- 弹窗 / 提示 ---------- */
.modal-mask { background: rgba(2, 6, 16, 0.72); backdrop-filter: blur(10px); }
.modal {
  background: linear-gradient(160deg, rgba(15, 27, 50, 0.96), rgba(8, 14, 28, 0.96));
  border: 1px solid var(--lqs-border-strong);
  box-shadow: var(--shadow-pop), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  color: var(--lqs-text);
}

.modal-title { color: var(--lqs-text); }
.modal-body { color: var(--lqs-muted); }

/* ---------- 徽章 / 标签 ---------- */
.badge { border-radius: 999px; }
.badge-blue { background: rgba(56, 189, 248, 0.14); color: #7dd3fc; }
.badge-green { background: rgba(52, 211, 153, 0.14); color: #6ee7b7; }
.badge-red { background: rgba(251, 113, 133, 0.14); color: #fda4af; }
.badge-orange { background: rgba(251, 191, 36, 0.14); color: #fcd34d; }
.badge-gray { background: rgba(148, 163, 184, 0.14); color: var(--lqs-muted); }

/* ---------- 链接 / 提示文字 ---------- */
a { color: var(--lqs-primary); }
.muted { color: var(--lqs-muted); }
.text-green { color: var(--lqs-green); }
.text-red { color: var(--lqs-danger); }

/* ---------- 登录页 ---------- */
.login-view.lqs-login {
  position: relative;
  overflow: hidden;
  background: transparent;
}

.lqs-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.lqs-grid {
  position: absolute;
  inset: -10%;
  background-image:
    linear-gradient(rgba(125, 211, 252, 0.11) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 211, 252, 0.11) 1px, transparent 1px);
  background-size: 58px 58px;
  transform: perspective(900px) rotateX(58deg) translateY(18%);
  transform-origin: center bottom;
  mask-image: radial-gradient(ellipse at 50% 55%, rgba(0, 0, 0, 0.95), transparent 68%);
  opacity: 0.55;
  animation: lqs-grid-drift 18s linear infinite;
}

@keyframes lqs-grid-drift {
  from { background-position: 0 0, 0 0; }
  to { background-position: 0 58px, 58px 0; }
}

.lqs-beam {
  position: absolute;
  width: 920px;
  height: 180px;
  filter: blur(52px);
  opacity: 0.55;
  border-radius: 999px;
  mix-blend-mode: screen;
}

.lqs-beam-a {
  top: -40px;
  left: -160px;
  background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.65), rgba(34, 211, 238, 0.35), transparent);
  transform: rotate(-18deg);
  animation: lqs-beam-float 12s ease-in-out infinite;
}

.lqs-beam-b {
  bottom: -80px;
  right: -180px;
  background: linear-gradient(90deg, transparent, rgba(56, 189, 248, 0.4), rgba(37, 99, 235, 0.55), transparent);
  transform: rotate(16deg);
  animation: lqs-beam-float 15s ease-in-out infinite reverse;
}

@keyframes lqs-beam-float {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(-18deg); }
  50% { transform: translate3d(60px, 26px, 0) rotate(-14deg); }
}

.lqs-spotlight {
  position: absolute;
  left: 50%;
  top: -10%;
  width: 1200px;
  height: 780px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at 50% 0%, rgba(56, 189, 248, 0.22), rgba(37, 99, 235, 0.1) 38%, transparent 66%);
  filter: blur(6px);
  animation: lqs-spot-pulse 7s ease-in-out infinite;
}

@keyframes lqs-spot-pulse {
  0%, 100% { opacity: 0.75; }
  50% { opacity: 1; }
}

.lqs-noise {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.8'/%3E%3C/svg%3E");
}

.login-card.lqs-glass {
  position: relative;
  z-index: 2;
  background: linear-gradient(155deg, rgba(14, 25, 48, 0.82), rgba(7, 12, 26, 0.78));
  border: 1px solid rgba(125, 211, 252, 0.24);
  box-shadow:
    0 40px 120px rgba(0, 0, 0, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 0 0 1px rgba(56, 189, 248, 0.06);
  backdrop-filter: blur(28px) saturate(160%);
  border-radius: 20px;
  animation: lqs-card-in 0.55s cubic-bezier(0.2, 0.8, 0.2, 1);
}

@keyframes lqs-card-in {
  from { opacity: 0; transform: translateY(18px) scale(0.985); }
  to { opacity: 1; transform: none; }
}

.login-brand .lqs-logo {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  object-fit: contain;
  background: #ffffff;
  padding: 4px;
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.45), 0 14px 34px rgba(37, 99, 235, 0.35);
}

.login-title { color: var(--lqs-text); font-size: 22px; letter-spacing: 0.04em; }
.login-sub { color: var(--lqs-muted); }
.login-hint { color: var(--lqs-dim); }
.login-switch a { color: var(--lqs-primary); }
.login-error {
  background: rgba(251, 113, 133, 0.1);
  border: 1px solid rgba(251, 113, 133, 0.35);
  color: #fda4af;
}
.login-foot { color: var(--lqs-dim); }

/* ---------- 页面切换动效 ---------- */
.content-container > * {
  animation: lqs-page-in 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
}

@keyframes lqs-page-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: rgba(5, 9, 20, 0.6); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(37, 99, 235, 0.6), rgba(34, 211, 238, 0.5));
  border-radius: 999px;
  border: 2px solid rgba(5, 9, 20, 0.6);
}

/* ---------- 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .lqs-grid, .lqs-beam, .lqs-spotlight, .content-container > *, .login-card.lqs-glass {
    animation: none !important;
  }
  .card, .menu-item, .btn { transition: none !important; }
}

/* ---------- 移动端 ---------- */
@media (max-width: 768px) {
  .lqs-beam { width: 620px; }
  .lqs-spotlight { width: 780px; height: 560px; }
  .login-card.lqs-glass { padding: 26px 20px 22px; }
}