/* ============================================================
   全站维护遮罩 · 灵境塔罗风格
   ============================================================ */
.site-maint-overlay {
  --sm-primary: #b87cff;
  --sm-primary-glow: #9b4dff;
  --sm-gold: #ffb86b;
  --sm-teal: #5eead4;
  --sm-card: rgba(20, 16, 28, 0.92);
  position: fixed;
  inset: 0;
  z-index: 12000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(16px, 4vw, 32px);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.site-maint-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.site-maint-overlay.is-leaving {
  opacity: 0;
  transition-duration: 0.35s;
}

/* —— 背景层 —— */
.site-maint-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 55% at 50% 38%, rgba(124, 58, 237, 0.28) 0%, transparent 62%),
    radial-gradient(ellipse 50% 45% at 18% 78%, rgba(236, 72, 153, 0.14) 0%, transparent 52%),
    radial-gradient(circle at 50% 50%, #120a1e 0%, #05030a 100%);
}

.site-maint-stars {
  position: absolute;
  inset: 0;
  opacity: 0.55;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 22%, rgba(255, 255, 255, 0.9), transparent),
    radial-gradient(1px 1px at 28% 48%, rgba(226, 198, 255, 0.7), transparent),
    radial-gradient(1px 1px at 45% 15%, rgba(255, 255, 255, 0.6), transparent),
    radial-gradient(2px 2px at 62% 35%, rgba(184, 124, 255, 0.85), transparent),
    radial-gradient(1px 1px at 78% 18%, rgba(255, 255, 255, 0.75), transparent),
    radial-gradient(1px 1px at 88% 52%, rgba(255, 248, 220, 0.65), transparent),
    radial-gradient(1.5px 1.5px at 8% 68%, rgba(255, 255, 255, 0.5), transparent),
    radial-gradient(1px 1px at 35% 72%, rgba(200, 190, 230, 0.55), transparent),
    radial-gradient(1px 1px at 55% 58%, rgba(255, 255, 255, 0.45), transparent),
    radial-gradient(1px 1px at 92% 78%, rgba(255, 255, 255, 0.5), transparent);
  animation: siteMaintTwinkle 5s ease-in-out infinite alternate;
}

@keyframes siteMaintTwinkle {
  from { opacity: 0.35; }
  to   { opacity: 0.7; }
}

.site-maint-stars-dynamic {
  position: absolute;
  inset: 0;
}

.site-maint-star-dot {
  position: absolute;
  width: 2px;
  height: 2px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 6px 1px rgba(184, 124, 255, 0.6);
  animation: siteMaintStarPulse 3s ease-in-out infinite;
}

@keyframes siteMaintStarPulse {
  0%, 100% { opacity: 0.25; transform: scale(0.8); }
  50%      { opacity: 1; transform: scale(1.2); }
}

.site-maint-aurora {
  position: absolute;
  inset: -30%;
  background:
    radial-gradient(ellipse 55% 45% at 25% 25%, rgba(0, 201, 183, 0.22), transparent 55%),
    radial-gradient(ellipse 50% 42% at 75% 70%, rgba(184, 124, 255, 0.28), transparent 50%),
    radial-gradient(ellipse 40% 35% at 50% 90%, rgba(251, 191, 36, 0.12), transparent 45%);
  animation: siteMaintAurora 14s ease-in-out infinite alternate;
  filter: blur(2px);
}

@keyframes siteMaintAurora {
  0%   { transform: rotate(-2deg) scale(1); opacity: 0.75; }
  100% { transform: rotate(4deg) scale(1.08); opacity: 1; }
}

.site-maint-meteors {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.site-maint-meteor {
  position: absolute;
  width: 2px;
  height: 2px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 0 8px 2px rgba(255, 255, 255, 0.85);
  animation: siteMaintMeteor linear infinite;
}

.site-maint-meteor::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 140px;
  height: 1.5px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.95), rgba(184, 124, 255, 0.45), transparent);
  transform: translateX(-140px);
}

@keyframes siteMaintMeteor {
  0%   { transform: translate(0, 0) rotate(215deg); opacity: 0; }
  8%   { opacity: 1; }
  100% { transform: translate(-620px, 620px) rotate(215deg); opacity: 0; }
}

.site-maint-meteor:nth-child(1) { top: 6%;  left: 82%; animation-duration: 3.4s; animation-delay: 0s; }
.site-maint-meteor:nth-child(2) { top: 14%; left: 58%; animation-duration: 4.8s; animation-delay: 1.4s; }
.site-maint-meteor:nth-child(3) { top: 4%;  left: 92%; animation-duration: 2.9s; animation-delay: 2.6s; }
.site-maint-meteor:nth-child(4) { top: 22%; left: 72%; animation-duration: 5.2s; animation-delay: 0.7s; }
.site-maint-meteor:nth-child(5) { top: 10%; left: 38%; animation-duration: 4.1s; animation-delay: 3.2s; }

.site-maint-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 70% at 50% 50%, transparent 30%, rgba(5, 3, 10, 0.75) 100%);
}

/* —— 主卡片 —— */
.site-maint-card-wrap {
  position: relative;
  width: 100%;
  max-width: 480px;
  z-index: 1;
  transform: scale(0.88) translateY(28px);
  opacity: 0;
  transition: transform 0.65s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.site-maint-overlay.is-open .site-maint-card-wrap {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.site-maint-card-orbit {
  position: absolute;
  inset: -3px;
  border-radius: 28px;
  padding: 2px;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    rgba(184, 124, 255, 0.15) 40deg,
    var(--sm-primary) 120deg,
    var(--sm-gold) 200deg,
    var(--sm-teal) 280deg,
    rgba(184, 124, 255, 0.15) 320deg,
    transparent 360deg
  );
  animation: siteMaintOrbitSpin 8s linear infinite;
  opacity: 0.85;
}

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

.site-maint-card {
  position: relative;
  padding: 40px 32px 28px;
  border-radius: 26px;
  text-align: center;
  background: linear-gradient(168deg, rgba(46, 16, 101, 0.97) 0%, rgba(15, 10, 30, 0.98) 55%, rgba(11, 7, 16, 0.99) 100%);
  border: 1px solid rgba(184, 124, 255, 0.35);
  box-shadow:
    0 32px 90px rgba(0, 0, 0, 0.65),
    0 0 80px rgba(155, 77, 255, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -20px 60px rgba(0, 0, 0, 0.25);
  overflow: hidden;
}

.site-maint-card-shimmer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    105deg,
    transparent 38%,
    rgba(255, 255, 255, 0.06) 48%,
    rgba(184, 124, 255, 0.12) 50%,
    rgba(255, 255, 255, 0.06) 52%,
    transparent 62%
  );
  transform: translateX(-120%);
  animation: siteMaintShimmer 4.5s ease-in-out infinite;
}

@keyframes siteMaintShimmer {
  0%, 70%  { transform: translateX(-120%); }
  100%     { transform: translateX(120%); }
}

.site-maint-corner {
  position: absolute;
  width: 22px;
  height: 22px;
  border-color: rgba(255, 184, 107, 0.55);
  border-style: solid;
  opacity: 0.75;
}

.site-maint-corner--tl { top: 14px; left: 14px; border-width: 2px 0 0 2px; border-radius: 4px 0 0 0; }
.site-maint-corner--tr { top: 14px; right: 14px; border-width: 2px 2px 0 0; border-radius: 0 4px 0 0; }
.site-maint-corner--bl { bottom: 14px; left: 14px; border-width: 0 0 2px 2px; border-radius: 0 0 0 4px; }
.site-maint-corner--br { bottom: 14px; right: 14px; border-width: 0 2px 2px 0; border-radius: 0 0 4px 0; }

/* —— 徽章 & 徽标 —— */
.site-maint-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 20px;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 184, 107, 0.95);
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(255, 184, 107, 0.35);
  box-shadow: 0 0 20px rgba(251, 191, 36, 0.15);
  animation: siteMaintBadgeIn 0.6s cubic-bezier(0.22, 1, 0.36, 1) 0.15s both;
}

.site-maint-badge i {
  font-size: 0.65rem;
  animation: siteMaintBadgeSpin 3s linear infinite;
}

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

@keyframes siteMaintBadgeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.site-maint-emblem {
  position: relative;
  width: 96px;
  height: 96px;
  margin: 0 auto 22px;
}

.site-maint-orbit-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid transparent;
}

.site-maint-orbit-ring--1 {
  border-top-color: rgba(184, 124, 255, 0.6);
  border-right-color: rgba(184, 124, 255, 0.15);
  animation: siteMaintOrbit1 6s linear infinite;
}

.site-maint-orbit-ring--2 {
  inset: 8px;
  border-bottom-color: rgba(255, 184, 107, 0.55);
  border-left-color: rgba(255, 184, 107, 0.12);
  animation: siteMaintOrbit2 4.5s linear infinite reverse;
}

.site-maint-orbit-ring--3 {
  inset: 16px;
  border-top-color: rgba(94, 234, 212, 0.45);
  animation: siteMaintOrbit1 3s linear infinite;
}

@keyframes siteMaintOrbit1 {
  to { transform: rotate(360deg); }
}

@keyframes siteMaintOrbit2 {
  to { transform: rotate(-360deg); }
}

.site-maint-icon {
  position: absolute;
  inset: 22px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1.75rem;
  color: var(--sm-gold);
  background: radial-gradient(circle at 35% 30%, rgba(251, 191, 36, 0.25), rgba(124, 58, 237, 0.2) 60%, rgba(15, 10, 30, 0.9));
  box-shadow:
    0 0 40px rgba(251, 191, 36, 0.35),
    inset 0 0 24px rgba(184, 124, 255, 0.2);
  animation: siteMaintIconFloat 3s ease-in-out infinite;
}

.site-maint-icon::before {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid rgba(184, 124, 255, 0.4);
  animation: siteMaintIconRipple 2.5s ease-out infinite;
}

@keyframes siteMaintIconFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-4px); }
}

@keyframes siteMaintIconRipple {
  0%   { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(1.35); opacity: 0; }
}

.site-maint-title {
  position: relative;
  margin: 0 0 6px;
  font-family: 'Cormorant Garamond', Georgia, 'Noto Serif SC', serif;
  font-size: clamp(1.65rem, 5vw, 2rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.2;
  background: linear-gradient(135deg, #fff 0%, #e2c6ff 40%, var(--sm-primary) 70%, var(--sm-teal) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: siteMaintTitleIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.2s both;
}

.site-maint-subtitle {
  margin: 0 0 16px;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: rgba(165, 139, 203, 0.85);
  animation: siteMaintTitleIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.28s both;
}

@keyframes siteMaintTitleIn {
  from { opacity: 0; transform: translateY(10px); filter: blur(4px); }
  to   { opacity: 1; transform: translateY(0); filter: blur(0); }
}

.site-maint-reason {
  position: relative;
  margin: 0 0 24px;
  padding: 0 4px;
  font-size: 0.94rem;
  line-height: 1.75;
  color: rgba(226, 198, 255, 0.88);
  animation: siteMaintTitleIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.35s both;
}

/* —— 倒计时区 —— */
.site-maint-timer {
  position: relative;
  margin-bottom: 20px;
  animation: siteMaintTitleIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.42s both;
}

.site-maint-timer[hidden] {
  display: none !important;
}

.site-maint-timer-label {
  margin: 0 0 14px;
  font-size: 0.82rem;
  color: rgba(233, 213, 255, 0.65);
  letter-spacing: 0.08em;
}

.site-maint-timer-core {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.site-maint-ring-wrap {
  position: relative;
  width: 108px;
  height: 108px;
  flex-shrink: 0;
}

.site-maint-ring-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.site-maint-ring-track {
  fill: none;
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 4;
}

.site-maint-ring-progress {
  fill: none;
  stroke: url(#siteMaintRingGrad);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-dasharray: 339.292;
  stroke-dashoffset: 339.292;
  transition: stroke-dashoffset 0.95s cubic-bezier(0.22, 1, 0.36, 1);
  filter: drop-shadow(0 0 6px rgba(184, 124, 255, 0.6));
}

.site-maint-ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.site-maint-ring-center i {
  font-size: 1.1rem;
  color: var(--sm-teal);
  animation: siteMaintHourglass 2s ease-in-out infinite;
}

@keyframes siteMaintHourglass {
  0%, 100% { transform: rotate(0deg); opacity: 0.85; }
  50%      { transform: rotate(180deg); opacity: 1; }
}

.site-maint-ring-pct {
  font-size: 0.7rem;
  font-variant-numeric: tabular-nums;
  color: rgba(253, 230, 138, 0.9);
  font-weight: 600;
}

.site-maint-countdown {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 6px;
}

.site-maint-cd-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 52px;
}

.site-maint-cd-val {
  display: block;
  min-width: 52px;
  padding: 10px 8px;
  border-radius: 12px;
  font-size: 1.55rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: #f5f0ff;
  background: linear-gradient(180deg, rgba(124, 58, 237, 0.35) 0%, rgba(20, 16, 28, 0.9) 100%);
  border: 1px solid rgba(184, 124, 255, 0.4);
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), color 0.2s ease;
}

.site-maint-cd-val.is-flip {
  animation: siteMaintCdFlip 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes siteMaintCdFlip {
  0%   { transform: perspective(200px) rotateX(0deg); }
  40%  { transform: perspective(200px) rotateX(-90deg); opacity: 0.5; }
  100% { transform: perspective(200px) rotateX(0deg); opacity: 1; }
}

.site-maint-cd-lbl {
  margin-top: 6px;
  font-size: 0.68rem;
  color: rgba(165, 139, 203, 0.75);
  letter-spacing: 0.1em;
}

.site-maint-cd-sep {
  padding-bottom: 28px;
  font-size: 1.4rem;
  font-weight: 300;
  color: rgba(184, 124, 255, 0.55);
  animation: siteMaintSepBlink 1.2s step-end infinite;
}

@keyframes siteMaintSepBlink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.25; }
}

.site-maint-soon {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 14px;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--sm-teal);
  background: rgba(94, 234, 212, 0.12);
  border: 1px solid rgba(94, 234, 212, 0.35);
  box-shadow: 0 0 30px rgba(94, 234, 212, 0.2);
  animation: siteMaintSoonPulse 1.5s ease-in-out infinite;
}

@keyframes siteMaintSoonPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(94, 234, 212, 0.15); }
  50%      { box-shadow: 0 0 40px rgba(94, 234, 212, 0.35); }
}

/* —— 元信息 —— */
.site-maint-meta {
  position: relative;
  padding: 14px 18px;
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(184, 124, 255, 0.2);
  margin-bottom: 16px;
  animation: siteMaintTitleIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.5s both;
}

.site-maint-meta[hidden] {
  display: none !important;
}

.site-maint-meta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.86rem;
  color: rgba(226, 198, 255, 0.75);
}

.site-maint-meta-row + .site-maint-meta-row {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.site-maint-meta-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 0.8rem;
  flex-shrink: 0;
}

.site-maint-meta-icon--clock {
  color: var(--sm-teal);
  background: rgba(94, 234, 212, 0.12);
}

.site-maint-meta-icon--end {
  color: var(--sm-gold);
  background: rgba(251, 191, 36, 0.12);
}

.site-maint-meta strong {
  color: #fde68a;
  font-weight: 600;
}

/* —— 底部 —— */
.site-maint-hint {
  margin: 0 0 18px;
  font-size: 0.82rem;
  line-height: 1.5;
  color: rgba(165, 139, 203, 0.7);
  font-style: italic;
  animation: siteMaintTitleIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.55s both;
}

.site-maint-foot {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.78rem;
  color: rgba(165, 139, 203, 0.5);
  animation: siteMaintTitleIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.6s both;
}

.site-maint-brand {
  font-family: 'Cormorant Garamond', Georgia, serif;
  letter-spacing: 0.08em;
  color: rgba(226, 198, 255, 0.55);
}

.site-maint-live {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(94, 234, 212, 0.5);
  flex-shrink: 0;
}

.site-maint-live.is-active {
  background: var(--sm-teal);
  box-shadow: 0 0 10px var(--sm-teal);
  animation: siteMaintLivePulse 1.2s ease-in-out infinite;
}

@keyframes siteMaintLivePulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%      { transform: scale(1.35); opacity: 0.7; }
}

.site-maint-foot.is-checking .site-maint-brand {
  color: rgba(94, 234, 212, 0.75);
}

body.site-maint-lock {
  overflow: hidden;
}

@media (max-width: 420px) {
  .site-maint-card {
    padding: 32px 20px 24px;
  }
  .site-maint-timer-core {
    flex-direction: column;
    gap: 16px;
  }
  .site-maint-cd-unit {
    min-width: 44px;
  }
  .site-maint-cd-val {
    min-width: 44px;
    font-size: 1.35rem;
    padding: 8px 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-maint-overlay,
  .site-maint-card-wrap,
  .site-maint-cd-val,
  .site-maint-ring-progress {
    transition: none;
  }
  .site-maint-stars,
  .site-maint-aurora,
  .site-maint-meteor,
  .site-maint-card-shimmer,
  .site-maint-card-orbit,
  .site-maint-orbit-ring,
  .site-maint-icon,
  .site-maint-icon::before,
  .site-maint-badge i,
  .site-maint-ring-center i,
  .site-maint-cd-sep,
  .site-maint-soon,
  .site-maint-live.is-active {
    animation: none !important;
  }
}