:root {
  --bg: #fffafc;
  --bg-soft: #fff2f7;
  --panel: rgba(255, 255, 255, 0.74);
  --panel-strong: rgba(255, 255, 255, 0.9);
  --card-border: rgba(244, 179, 203, 0.34);
  --text: #5b4960;
  --sub: #9f8a9d;
  --primary: #f59cbe;
  --primary-strong: #e886ad;
  --accent: #f7bfd4;
  --danger: #ee7f9f;
  --warning: #f4bc77;
  --success: #7ac9a8;
  --shadow: 0 20px 60px rgba(234, 180, 204, 0.24);
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 215, 230, 0.95), transparent 28%),
    radial-gradient(circle at top right, rgba(255, 235, 242, 0.88), transparent 26%),
    radial-gradient(circle at 20% 80%, rgba(247, 191, 212, 0.32), transparent 22%),
    linear-gradient(180deg, #fffefe 0%, #fff7fb 38%, #fff1f6 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 12% 18%, rgba(255, 201, 221, 0.5) 0 10px, transparent 11px),
    radial-gradient(circle at 18% 20%, rgba(255, 219, 232, 0.8) 0 5px, transparent 6px),
    radial-gradient(circle at 78% 14%, rgba(255, 202, 223, 0.46) 0 12px, transparent 13px),
    radial-gradient(circle at 81% 17%, rgba(255, 233, 241, 0.9) 0 5px, transparent 6px),
    radial-gradient(circle at 88% 72%, rgba(247, 191, 212, 0.4) 0 10px, transparent 11px),
    radial-gradient(circle at 84% 76%, rgba(255, 237, 244, 0.9) 0 5px, transparent 6px);
  opacity: 0.9;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(ellipse at 10% 24%, rgba(244, 170, 198, 0.18) 0 18px, transparent 19px),
    radial-gradient(ellipse at 12% 28%, rgba(244, 170, 198, 0.16) 0 18px, transparent 19px),
    radial-gradient(ellipse at 14% 24%, rgba(244, 170, 198, 0.16) 0 18px, transparent 19px),
    radial-gradient(ellipse at 76% 20%, rgba(244, 170, 198, 0.18) 0 18px, transparent 19px),
    radial-gradient(ellipse at 78% 24%, rgba(244, 170, 198, 0.16) 0 18px, transparent 19px),
    radial-gradient(ellipse at 80% 20%, rgba(244, 170, 198, 0.16) 0 18px, transparent 19px),
    radial-gradient(ellipse at 88% 76%, rgba(244, 170, 198, 0.16) 0 18px, transparent 19px),
    radial-gradient(ellipse at 90% 80%, rgba(244, 170, 198, 0.14) 0 18px, transparent 19px),
    radial-gradient(ellipse at 92% 76%, rgba(244, 170, 198, 0.14) 0 18px, transparent 19px);
  opacity: 0.55;
}

.sakura-layer {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 3;
}

.sakura-petal {
  position: absolute;
  top: -10%;
  width: 18px;
  height: 14px;
  opacity: 0;
  border-radius: 70% 0 70% 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.95), transparent 34%),
    linear-gradient(135deg, rgba(255, 202, 221, 0.95), rgba(244, 163, 194, 0.9));
  box-shadow:
    inset -2px -3px 5px rgba(232, 122, 167, 0.18),
    0 6px 12px rgba(232, 134, 173, 0.16);
  transform: rotate(0deg) scale(1);
  animation-name: sakura-fall;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
}

.sakura-petal::after {
  content: "";
  position: absolute;
  inset: 45% auto auto 18%;
  width: 60%;
  height: 1px;
  background: rgba(255, 255, 255, 0.5);
  transform: rotate(-28deg);
  transform-origin: left center;
}

@keyframes sakura-fall {
  0% {
    opacity: 0;
    transform: translate3d(0, -6vh, 0) rotate(0deg) scale(var(--petal-scale, 1));
  }
  10% {
    opacity: var(--petal-opacity, 0.9);
  }
  50% {
    opacity: var(--petal-opacity, 0.82);
    transform: translate3d(var(--drift-mid, 40px), 48vh, 0)
      rotate(160deg) scale(var(--petal-scale, 1));
  }
  100% {
    opacity: 0;
    transform: translate3d(var(--drift-end, 80px), 112vh, 0)
      rotate(320deg) scale(var(--petal-scale, 1));
  }
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(255, 255, 255, 0.68);
  border-bottom: 1px solid rgba(244, 179, 203, 0.28);
}

.topbar-inner {
  min-height: 78px;
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, #ffd6e5, var(--primary));
  box-shadow: 0 0 0 8px rgba(245, 156, 190, 0.12);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.nav a {
  padding: 10px 14px;
  color: var(--sub);
  border-radius: 12px;
  transition: all 0.18s ease;
}

.nav a:hover,
.nav a.active {
  color: #9c5577;
  background: rgba(245, 156, 190, 0.16);
}

.main {
  padding: 34px 0 72px;
}

.card {
  position: relative;
  overflow: hidden;
  padding: 24px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(255, 247, 251, 0.92));
  box-shadow: var(--shadow);
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.48), transparent 30%);
}

.card h1,
.card h2,
.card h3,
.card p,
.card form,
.card table,
.card .actions,
.card .notice,
.card .table-wrap,
.card .kv {
  position: relative;
  z-index: 1;
}

h1,
h2,
h3 {
  margin: 0 0 12px;
  line-height: 1.2;
}

h2 {
  font-size: 28px;
}

h3 {
  font-size: 20px;
}

p {
  margin: 0 0 12px;
}

.muted {
  color: var(--sub);
}

.grid-3,
.row-2 {
  display: grid;
  gap: 16px;
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.row-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  color: #fffdfd;
  font-weight: 700;
  border: 0;
  border-radius: 14px;
  cursor: pointer;
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  box-shadow: 0 12px 30px rgba(232, 134, 173, 0.3);
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 34px rgba(232, 134, 173, 0.34);
}

.btn:active {
  transform: translateY(0);
}

.btn.secondary {
  color: var(--text);
  background: rgba(255, 240, 246, 0.92);
  box-shadow: none;
  border: 1px solid rgba(244, 179, 203, 0.34);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

label {
  display: block;
  margin-bottom: 16px;
  color: #775f75;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  margin-top: 8px;
  padding: 13px 14px;
  color: var(--text);
  border: 1px solid rgba(244, 179, 203, 0.28);
  border-radius: 14px;
  outline: none;
  background: rgba(255, 255, 255, 0.96);
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

input::placeholder,
textarea::placeholder {
  color: #c29aae;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(245, 156, 190, 0.72);
  box-shadow: 0 0 0 4px rgba(245, 156, 190, 0.14);
  background: rgba(255, 255, 255, 1);
}

form {
  margin-top: 12px;
}

.notice {
  padding: 14px 16px;
  color: #7f6175;
  border: 1px solid rgba(245, 156, 190, 0.24);
  border-radius: 16px;
  background: rgba(255, 241, 246, 0.9);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 11px;
  font-size: 13px;
  font-weight: 800;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

.badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: currentColor;
}

.badge.active {
  color: #4ea784;
  background: rgba(122, 201, 168, 0.16);
}

.badge.inactive {
  color: #a595a4;
  background: rgba(209, 196, 205, 0.28);
}

.badge.expired {
  color: #d39a4f;
  background: rgba(255, 191, 95, 0.15);
}

.badge.banned {
  color: #d9688d;
  background: rgba(255, 106, 139, 0.16);
}

.kv {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 10px 14px;
  margin: 0;
}

.kv dt {
  color: var(--sub);
}

.kv dd {
  margin: 0;
  font-weight: 600;
}

.table-wrap {
  overflow: auto;
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.12);
  background: rgba(255, 255, 255, 0.96);
}

table {
  width: 100%;
  min-width: 960px;
  border-collapse: collapse;
  background: #ffffff;
}

thead th {
  position: sticky;
  top: 0;
  padding: 16px 14px;
  text-align: left;
  font-size: 13px;
  color: #9d7f91;
  background: rgba(255, 245, 249, 0.98);
}

tbody td {
  padding: 16px 14px;
  vertical-align: top;
  border-top: 1px solid rgba(148, 163, 184, 0.1);
  background: #ffffff !important;
  color: var(--text);
}

tbody tr:hover {
  background: rgba(245, 156, 190, 0.07);
}

tbody tr:hover td {
  background: #fff7fb !important;
}

code {
  padding: 4px 8px;
  color: #9c5577;
  border-radius: 10px;
  background: rgba(247, 191, 212, 0.22);
}

.hero p,
.card p,
.card li {
  max-width: 72ch;
}

.toast-stack {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: min(360px, calc(100vw - 24px));
}

.toast {
  padding: 14px 16px;
  color: #7a5d70;
  border-radius: 16px;
  border: 1px solid rgba(244, 179, 203, 0.24);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
  transform: translateY(-8px);
  opacity: 0;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.error {
  border-color: rgba(255, 106, 139, 0.26);
  background: rgba(255, 240, 245, 0.98);
}

.toast.success {
  border-color: rgba(122, 201, 168, 0.28);
  background: rgba(243, 255, 249, 0.98);
}

@media (max-width: 980px) {
  .grid-3,
  .row-2 {
    grid-template-columns: 1fr;
  }

  .topbar-inner {
    padding: 10px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    justify-content: flex-start;
  }

  .main {
    padding-top: 22px;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 20px, 1180px);
  }

  .card {
    padding: 18px;
    border-radius: 18px;
  }

  .kv {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .btn {
    width: 100%;
  }

  .actions {
    flex-direction: column;
  }

  .sakura-petal {
    width: 14px;
    height: 11px;
  }
}