/* ============================================================
   研究生教育业务管理平台 · 深色科技感设计系统
   视觉语言：深蓝渐变舞台 + 玻璃拟态面板 + 角色色光卡 + 扫光动效
   ============================================================ */
:root {
  --bg-0: #081a30;
  --bg-1: #0d2240;
  --bg-2: #16365c;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-border: rgba(160, 200, 255, 0.2);
  --panel-strong: rgba(255, 255, 255, 0.09);
  --txt: #e8eef7;
  --txt-dim: #9db3d0;
  --txt-faint: #7d93b5;
  --blue: #2f6fb2;
  --blue-l: #9cc3f0;
  --red: #c00000;
  --gold: #ffd966;
  --green: #3aa17e;
}

html,
body {
  min-height: 100vh;
}

body {
  background:
    radial-gradient(1200px 800px at 88% -12%, rgba(47, 111, 178, 0.18), transparent 60%),
    radial-gradient(900px 700px at -8% 112%, rgba(192, 0, 0, 0.1), transparent 55%),
    linear-gradient(135deg, var(--bg-0) 0%, var(--bg-1) 45%, var(--bg-2) 100%);
  background-attachment: fixed;
  color: var(--txt);
  font-family: "Segoe UI", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
}

/* ---------- 宽屏布局：全站容器放宽，减少纵向滚动 ---------- */
@media (min-width: 1200px) {
  .container { max-width: 1680px; }
}
@media (min-width: 1700px) {
  .container { max-width: 1880px; }
}

a { color: var(--blue-l); }
a:hover { color: #cfe4ff; }
.text-muted { color: var(--txt-dim) !important; }
small.text-muted { color: var(--txt-faint) !important; }

/* ---------- 导航与页脚 ---------- */
.app-navbar {
  background: rgba(9, 22, 42, 0.82);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  border-bottom: 1px solid rgba(160, 200, 255, 0.16);
}
.app-navbar .nav-link { color: #c9d6ea; transition: color 0.2s ease; }
.app-navbar .nav-link:hover { color: #fff; }
.app-navbar .dropdown-menu {
  background: rgba(13, 34, 64, 0.96);
  border: 1px solid rgba(160, 200, 255, 0.22);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.5);
}
.app-navbar .dropdown-item { color: #dbe7f7; }
.app-navbar .dropdown-item:hover { background: rgba(156, 195, 240, 0.12); color: #fff; }
.app-navbar .dropdown-item-text { color: var(--txt-dim); }

footer {
  color: var(--txt-faint) !important;
  border-top: 1px solid rgba(160, 200, 255, 0.12);
  background: rgba(8, 26, 48, 0.5);
}

/* ---------- 深色舞台：网格线 / 光斑 / 粒子 / 齿轮 ---------- */
.dark-stage {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #081a30 0%, #0d2240 45%, #16365c 100%);
  color: var(--txt);
}
.dark-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(120, 160, 220, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 160, 220, 0.07) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 38%, #000 28%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 38%, #000 28%, transparent 78%);
}
.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  opacity: 0.55;
}
.glow-1 { width: 520px; height: 520px; background: radial-gradient(circle, #2f6fb2, transparent 65%); top: -140px; left: -120px; animation: drift1 16s ease-in-out infinite alternate; }
.glow-2 { width: 460px; height: 460px; background: radial-gradient(circle, rgba(192, 0, 0, 0.75), transparent 65%); bottom: -160px; right: -100px; animation: drift2 20s ease-in-out infinite alternate; }
.glow-3 { width: 340px; height: 340px; background: radial-gradient(circle, #3aa17e, transparent 65%); top: 38%; left: 56%; opacity: 0.3; animation: drift1 24s ease-in-out infinite alternate-reverse; }
@keyframes drift1 { from { transform: translate(0, 0) scale(1); } to { transform: translate(90px, 60px) scale(1.15); } }
@keyframes drift2 { from { transform: translate(0, 0) scale(1); } to { transform: translate(-80px, -70px) scale(1.12); } }

.particles i {
  position: absolute;
  bottom: -12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(160, 200, 255, 0.7);
  box-shadow: 0 0 10px rgba(160, 200, 255, 0.9);
  animation: rise linear infinite;
  pointer-events: none;
}
@keyframes rise {
  0% { transform: translateY(0); opacity: 0; }
  8% { opacity: 1; }
  92% { opacity: 0.9; }
  100% { transform: translateY(-105vh); opacity: 0; }
}

.gear {
  position: absolute;
  border: 3px dashed rgba(150, 190, 240, 0.2);
  border-radius: 50%;
  pointer-events: none;
  animation: spin linear infinite;
}
.gear::after {
  content: "";
  position: absolute;
  inset: 16%;
  border: 2px dashed rgba(150, 190, 240, 0.13);
  border-radius: 50%;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 超大渐变标题与入场编排 ---------- */
.mega-title {
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: 0.06em;
  background: linear-gradient(115deg, #ffffff 15%, #9cc3f0 45%, #ffd2d2 62%, #ffffff 90%);
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shine 7s linear infinite;
  text-shadow: 0 0 42px rgba(80, 140, 220, 0.35);
}
.mega-title-main { font-size: clamp(2.6rem, 5.4vw, 4.2rem); }
.mega-title-sub { font-size: clamp(1.7rem, 3.4vw, 2.6rem); font-weight: 800; }
@keyframes shine { to { background-position: 220% center; } }

.mega-sub {
  font-size: clamp(0.95rem, 1.4vw, 1.2rem);
  color: #a9bede;
  letter-spacing: 0.3em;
  font-weight: 300;
}
.mega-tag {
  display: inline-block;
  padding: 0.35rem 1.1rem;
  border: 1px solid rgba(255, 217, 102, 0.4);
  border-radius: 999px;
  color: var(--gold);
  font-size: 0.8rem;
  letter-spacing: 0.28em;
  background: rgba(255, 217, 102, 0.06);
  backdrop-filter: blur(4px);
}
.mega-line {
  width: min(420px, 60%);
  height: 2px;
  margin: 0 auto 1rem;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, #9cc3f0, #ffd966, #9cc3f0, transparent);
}

.dark-stage .stage-body { animation: heroZoom 1.6s cubic-bezier(0.16, 1, 0.3, 1) both; }
@keyframes heroZoom { from { opacity: 0; transform: scale(1.05); } to { opacity: 1; transform: scale(1); } }
.mega-tag { animation: tagIn 1s 0.15s cubic-bezier(0.2, 1.35, 0.4, 1) both; }
@keyframes tagIn { from { opacity: 0; transform: translateY(-26px) scale(0.55); } to { opacity: 1; transform: none; } }
.mega-title-main { animation: shine 7s linear infinite, titleIn 1.5s 0.15s cubic-bezier(0.16, 1, 0.3, 1) both; }
@keyframes titleIn { from { opacity: 0; transform: translateY(46px); filter: blur(16px); } to { opacity: 1; transform: none; filter: blur(0); } }
.mega-title-sub { animation: shine 7s linear infinite, subIn 1.4s 0.15s cubic-bezier(0.16, 1, 0.3, 1) both; }
@keyframes subIn { from { opacity: 0; transform: translateX(70px); filter: blur(8px); } to { opacity: 1; transform: none; filter: blur(0); } }
.mega-line { animation: lineIn 1.3s 0.15s ease both; }
@keyframes lineIn { from { opacity: 0; transform: scaleX(0); } to { opacity: 1; transform: scaleX(1); } }
.mega-sub { animation: trackIn 1.5s 0.15s ease both; }
@keyframes trackIn { from { opacity: 0; letter-spacing: 0.7em; transform: translateY(10px); } to { opacity: 1; letter-spacing: 0.3em; transform: none; } }
.btn-in-l { animation: btnInL 1.1s 0.15s cubic-bezier(0.2, 1.3, 0.4, 1) backwards; }
@keyframes btnInL { from { opacity: 0; transform: translateX(-60px) scale(0.85); } to { opacity: 1; transform: none; } }
.btn-in-r { animation: btnInR 1.1s 0.15s cubic-bezier(0.2, 1.3, 0.4, 1) backwards; }
@keyframes btnInR { from { opacity: 0; transform: translateX(60px) scale(0.85); } to { opacity: 1; transform: none; } }

/* 通用入场：多列卡片逐级浮现 */
.fade-up { animation: fadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
.stagger > * { animation: fadeUp 0.55s cubic-bezier(0.16, 1, 0.3, 1) both; }
.stagger > *:nth-child(1) { animation-delay: 0.02s; }
.stagger > *:nth-child(2) { animation-delay: 0.08s; }
.stagger > *:nth-child(3) { animation-delay: 0.14s; }
.stagger > *:nth-child(4) { animation-delay: 0.2s; }
.stagger > *:nth-child(5) { animation-delay: 0.26s; }
.stagger > *:nth-child(6) { animation-delay: 0.32s; }
.stagger > *:nth-child(7) { animation-delay: 0.38s; }
.stagger > *:nth-child(8) { animation-delay: 0.44s; }

/* ---------- 按钮 ---------- */
.btn {
  border-radius: 0.6rem;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, #c00000, #7a0d1e);
  border: none;
  box-shadow: 0 8px 22px rgba(192, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  color: #fff;
}
.btn-primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 14px 32px rgba(192, 0, 0, 0.5); background: linear-gradient(135deg, #d21f1f, #8a1024); }
.btn-success { background: linear-gradient(135deg, #2f8f6f, #1f6a52); border: none; color: #fff; box-shadow: 0 8px 20px rgba(47, 143, 111, 0.32); }
.btn-success:hover { color: #fff; transform: translateY(-2px); }
.btn-outline-primary,
.btn-outline-secondary,
.btn-outline-success,
.btn-outline-warning,
.btn-outline-danger {
  background: rgba(156, 195, 240, 0.05);
  backdrop-filter: blur(6px);
}
.btn-outline-primary { color: var(--blue-l); border-color: rgba(156, 195, 240, 0.45); }
.btn-outline-primary:hover { background: rgba(156, 195, 240, 0.18); color: #fff; border-color: var(--blue-l); transform: translateY(-2px); }
.btn-outline-secondary { color: #c9d6ea; border-color: rgba(160, 200, 255, 0.3); }
.btn-outline-secondary:hover { background: rgba(255, 255, 255, 0.1); color: #fff; transform: translateY(-2px); }
.btn-outline-success { color: #7fd3b3; border-color: rgba(63, 168, 138, 0.5); }
.btn-outline-success:hover { background: rgba(47, 143, 111, 0.22); color: #fff; transform: translateY(-2px); }
.btn-outline-danger { color: #ff9d9d; border-color: rgba(220, 90, 90, 0.45); }
.btn-outline-danger:hover { background: rgba(192, 0, 0, 0.2); color: #fff; transform: translateY(-2px); }
.btn-outline-warning { color: var(--gold); border-color: rgba(255, 217, 102, 0.45); }
.btn-outline-warning:hover { background: rgba(255, 217, 102, 0.15); color: #fff; transform: translateY(-2px); }
.btn-light { background: rgba(255, 255, 255, 0.1); border-color: rgba(160, 200, 255, 0.25); color: #dbe7f7; }
.btn-light:hover { background: rgba(255, 255, 255, 0.16); color: #fff; }
.btn[disabled], .btn:disabled { opacity: 0.45; }

/* 着陆页大按钮 */
.btn-landing {
  padding: 0.8rem 2.2rem;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.12em;
  font-size: 1rem;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}
.btn-landing-primary {
  color: #fff;
  background: linear-gradient(135deg, #c00000, #7a0d1e);
  box-shadow: 0 10px 32px rgba(192, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.btn-landing-primary:hover { color: #fff; transform: translateY(-3px) scale(1.03); box-shadow: 0 16px 44px rgba(192, 0, 0, 0.6); }
.btn-landing-ghost {
  color: #cfe0f5;
  border: 1.5px solid rgba(160, 200, 255, 0.45);
  background: rgba(160, 200, 255, 0.07);
  backdrop-filter: blur(8px);
}
.btn-landing-ghost:hover { color: #fff; border-color: #9cc3f0; background: rgba(160, 200, 255, 0.16); transform: translateY(-3px); }

/* ---------- 玻璃面板（卡片 / 表格容器） ---------- */
.card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 1rem;
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  color: var(--txt);
}
.card.border-0 { border: 1px solid var(--panel-border) !important; }
.card.shadow-sm { box-shadow: 0 12px 32px rgba(0, 0, 0, 0.28) !important; }
.card-body { padding: 1.1rem 1.3rem; }
.card-header { background: rgba(255, 255, 255, 0.05); border-bottom: 1px solid rgba(160, 200, 255, 0.14); color: #c9d6ea; }

.section-title {
  font-weight: 700;
  color: #fff;
  border-left: 5px solid var(--blue);
  padding-left: 12px;
  margin: 0;
}

/* ---------- 数据卡片 / 统计卡片 ---------- */
.stat-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 0.9rem;
  padding: 0.9rem 1.1rem;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  backdrop-filter: blur(12px);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.stat-card:hover { transform: translateY(-4px); border-color: rgba(156, 195, 240, 0.5); box-shadow: 0 14px 30px rgba(0, 0, 0, 0.35); }
.stat-card .stat-icon {
  width: 46px;
  height: 46px;
  flex: 0 0 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: #fff;
  background: linear-gradient(135deg, #16365c, #2f6fb2);
  box-shadow: 0 6px 16px rgba(22, 54, 92, 0.5);
}
.stat-card .stat-num {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(115deg, #fff 20%, #9cc3f0 70%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat-card .stat-label { font-size: 0.8rem; color: var(--txt-dim); margin-top: 2px; }

/* ---------- 业务卡片（工作台） ---------- */
.biz-card {
  position: relative;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 1rem;
  padding: 1.15rem 1.2rem;
  height: 100%;
  backdrop-filter: blur(12px);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.biz-card::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -70%;
  width: 45%;
  pointer-events: none;
  background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.13), transparent);
  transform: skewX(-18deg);
  transition: left 0.6s ease;
}
.biz-card.active:hover {
  transform: translateY(-5px);
  border-color: rgba(156, 195, 240, 0.55);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(47, 111, 178, 0.25);
  color: inherit;
}
.biz-card.active:hover::after { left: 130%; }
.biz-card.disabled { opacity: 0.5; background: rgba(255, 255, 255, 0.03); }
.biz-card .biz-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  background: linear-gradient(135deg, #16365c, #2f6fb2);
  box-shadow: 0 8px 18px rgba(22, 54, 92, 0.5);
  transition: transform 0.3s ease;
}
.biz-card.active:hover .biz-icon { transform: scale(1.08) rotate(-3deg); }
.biz-card.disabled .biz-icon { background: linear-gradient(135deg, #2a3c55, #41536c); box-shadow: none; }

/* ---------- 首页 / 登录页端口卡片 ---------- */
.portal-card {
  --pc: #2f6fb2;
  position: relative;
  display: block;
  height: 100%;
  overflow: hidden;
  text-decoration: none;
  text-align: center;
  padding: 1.9rem 1.4rem 1.5rem;
  border-radius: 1.1rem;
  color: #dbe7f7;
  background: linear-gradient(165deg, color-mix(in srgb, var(--pc) 26%, rgba(9, 22, 42, 0.94)), rgba(9, 22, 42, 0.94) 62%);
  border: 1px solid color-mix(in srgb, var(--pc) 42%, rgba(160, 200, 255, 0.18));
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}
.portal-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--pc), transparent);
  opacity: 0.85;
}
.portal-card::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -70%;
  width: 45%;
  pointer-events: none;
  background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.14), transparent);
  transform: skewX(-18deg);
  transition: left 0.6s ease;
}
.portal-card:hover {
  transform: translateY(-8px);
  color: #fff;
  border-color: var(--pc);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.5), 0 0 38px color-mix(in srgb, var(--pc) 38%, transparent);
}
.portal-card:hover::after { left: 130%; }
.pc-ric {
  width: 66px;
  height: 66px;
  margin: 0 auto 0.85rem;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: #fff;
  background: linear-gradient(135deg, var(--pc), color-mix(in srgb, var(--pc) 65%, #8fb6e8));
  box-shadow: 0 12px 28px color-mix(in srgb, var(--pc) 45%, transparent);
  transition: transform 0.35s ease;
}
.portal-card:hover .pc-ric { transform: scale(1.07) rotate(-3deg); }
.pc-name { display: block; font-size: 1.2rem; font-weight: 700; color: #fff; letter-spacing: 0.04em; }
.pc-desc { display: block; margin: 0.4rem auto 0.9rem; color: #9db3d0; font-size: 0.85rem; min-height: 2.6em; max-width: 24em; }
.pc-go {
  display: inline-block;
  padding: 0.32rem 1.05rem;
  border-radius: 99px;
  font-size: 0.85rem;
  font-weight: 600;
  color: color-mix(in srgb, var(--pc) 55%, #dce8fa);
  border: 1px solid color-mix(in srgb, var(--pc) 55%, transparent);
  background: color-mix(in srgb, var(--pc) 14%, transparent);
  transition: all 0.3s ease;
}
.portal-card:hover .pc-go { color: #fff; background: var(--pc); border-color: var(--pc); }

/* 登录页角色选择卡 */
.login-port-card {
  cursor: pointer;
  border: 1px solid rgba(160, 200, 255, 0.18);
  border-radius: 0.9rem;
  padding: 0.85rem 0.9rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(8px);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, background 0.25s ease;
  color: #dbe7f7;
  height: 100%;
}
.login-port-card:hover { transform: translateY(-4px); border-color: rgba(255, 217, 102, 0.5); box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4); }
.login-port-card.selected {
  border-color: var(--gold);
  background: rgba(255, 217, 102, 0.1);
  box-shadow: 0 6px 22px rgba(255, 217, 102, 0.18), inset 0 0 0 1px rgba(255, 217, 102, 0.35);
  color: #fff;
}
.login-port-card .port-icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 0.4rem;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: #fff;
  background: linear-gradient(135deg, #16365c, #2f6fb2);
  box-shadow: 0 6px 14px rgba(22, 54, 92, 0.5);
}

/* 登录面板 */
.login-panel {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(160, 200, 255, 0.22);
  backdrop-filter: blur(18px) saturate(1.25);
  -webkit-backdrop-filter: blur(18px) saturate(1.25);
  border-radius: 1.1rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}
.demo-box {
  margin-top: 1rem;
  padding: 0.9rem 1rem;
  border-radius: 0.9rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px dashed rgba(255, 217, 102, 0.35);
}
.demo-table { --bs-table-bg: transparent; --bs-table-color: #c9d6ea; font-size: 0.85rem; }
.demo-table th { color: var(--gold); font-weight: 600; border-color: rgba(160, 200, 255, 0.18) !important; }
.demo-table td { border-color: rgba(160, 200, 255, 0.12) !important; color: #c9d6ea; }

/* ---------- 表单 ---------- */
.form-control,
.form-select {
  background: rgba(8, 26, 48, 0.55);
  border: 1px solid rgba(160, 200, 255, 0.28);
  color: #fff;
  border-radius: 0.6rem;
}
.form-control:focus,
.form-select:focus {
  background: rgba(8, 26, 48, 0.75);
  border-color: var(--blue-l);
  color: #fff;
  box-shadow: 0 0 0 0.2rem rgba(120, 170, 240, 0.18);
}
.form-control::placeholder { color: var(--txt-faint); }
.form-control-lg { font-size: 1rem; }
.form-label { color: #c9d6ea; font-weight: 600; }
.form-text { color: var(--txt-faint) !important; }
.form-check-input {
  background-color: rgba(8, 26, 48, 0.7);
  border-color: rgba(160, 200, 255, 0.4);
}
.form-check-input:checked { background-color: var(--blue); border-color: var(--blue-l); }
.form-check-label { color: #c9d6ea; }
select.form-select option { background: #0d2240; color: #e8eef7; }
input[type="datetime-local"].form-control::-webkit-calendar-picker-indicator { filter: invert(0.8); }

/* ---------- 表格 ---------- */
.table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--txt);
  --bs-table-hover-bg: rgba(255, 255, 255, 0.05);
  border-color: rgba(160, 200, 255, 0.14);
  margin-bottom: 0;
}
.table thead th {
  background: rgba(255, 255, 255, 0.05);
  color: #c9d6ea;
  border-color: rgba(160, 200, 255, 0.18);
  font-weight: 600;
  white-space: nowrap;
  font-size: 0.88rem;
}
.table tbody td { border-color: rgba(160, 200, 255, 0.1); color: #dbe7f7; }
.table-hover > tbody > tr:hover > * { --bs-table-bg-state: rgba(255, 255, 255, 0.05); }

/* ---------- 提示 / 徽章 / 其他 ---------- */
.alert {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(160, 200, 255, 0.2);
  color: #dbe7f7;
  border-radius: 0.8rem;
}
.alert-success { border-left: 4px solid var(--green); }
.alert-danger { border-left: 4px solid #dc5a5a; }
.alert-warning { border-left: 4px solid var(--gold); color: #ffe9b8; }
.alert-info { border-left: 4px solid var(--blue-l); }
.alert-light { background: rgba(255, 255, 255, 0.05); border-color: rgba(160, 200, 255, 0.16); color: #c9d6ea; }

.badge { font-weight: 600; }
.text-bg-light { color: #0d2240 !important; }

.breadcrumb { --bs-breadcrumb-divider-color: var(--txt-faint); }
.breadcrumb-item.active { color: var(--txt-dim); }

.list-group-item {
  background: transparent;
  border-color: rgba(160, 200, 255, 0.12);
  color: #dbe7f7;
}

.nav-pills .nav-link { color: #c9d6ea; border-radius: 0.6rem; }
.nav-pills .nav-link.active {
  background: linear-gradient(135deg, #1d4a80, #2f6fb2);
  color: #fff;
  box-shadow: 0 6px 16px rgba(47, 111, 178, 0.4);
}

.timeline { border-left-color: rgba(156, 195, 240, 0.25); }
.timeline li::before { background: var(--blue); border: 3px solid #0d2240; box-shadow: 0 0 0 2px var(--blue); }
.timeline li.danger::before { background: #dc5a5a; box-shadow: 0 0 0 2px #dc5a5a; }
.timeline li.success::before { background: var(--green); box-shadow: 0 0 0 2px var(--green); }

.detail-label { color: var(--txt-faint); font-size: 0.8rem; }
.detail-value { font-weight: 500; color: #eef4fc; }

.notice-body {
  white-space: pre-wrap;
  background: rgba(8, 26, 48, 0.4);
  border: 1px solid rgba(160, 200, 255, 0.16);
  border-radius: 0.8rem;
  padding: 1.1rem 1.3rem;
  line-height: 1.85;
  color: #d5e2f2;
  max-height: 560px;
  overflow-y: auto;
}

.file-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(156, 195, 240, 0.08);
  border: 1px solid rgba(160, 200, 255, 0.22);
  border-radius: 8px;
  padding: 5px 11px;
  margin: 0 8px 8px 0;
  font-size: 0.85rem;
  color: #cfe0f5;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.file-chip:hover { transform: translateY(-2px); border-color: rgba(156, 195, 240, 0.55); background: rgba(156, 195, 240, 0.15); color: #fff; }

hr, .dropdown-divider { border-color: rgba(160, 200, 255, 0.14); }

.progress { background: rgba(255, 255, 255, 0.08); }

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

/* ---------- 移动端 ---------- */
@media (max-width: 767.98px) {
  .dark-stage { overflow-x: hidden; }
  .glow-1, .glow-2, .glow-3 { width: 260px; height: 260px; filter: blur(70px); }
  .pc-ric { width: 58px; height: 58px; font-size: 1.5rem; border-radius: 16px; }
}