/* 智慧温泉水管理平台 — 全屏加载 */
.yl-page-loading {
  position: fixed;
  inset: 0;
  z-index: 999999;
  overflow: hidden;
  background: #022c43;
}

/* 背景水厂图（与登录页一致，低透明度） */
.yl-page-loading .yl-bg-photo {
  position: absolute;
  inset: -5%;
  background: url('/images/login/smart-water-plant-hero.png') center center / cover no-repeat;
  opacity: 0.22;
  transform: scale(1.05);
  animation: yl-bg-breathe 14s ease-in-out infinite;
}

.yl-page-loading .yl-bg-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 50% 42%, rgba(14, 165, 233, 0.12) 0%, transparent 65%),
    linear-gradient(180deg, rgba(2, 32, 50, 0.75) 0%, rgba(2, 44, 67, 0.35) 45%, rgba(2, 32, 50, 0.88) 100%);
  pointer-events: none;
}

.yl-page-loading .yl-loading-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.yl-page-loading .yl-loading-glow-1 {
  width: 480px;
  height: 480px;
  top: 22%;
  left: 50%;
  margin-left: -240px;
  background: #0369a1;
  opacity: 0.32;
  animation: yl-glow-pulse 3.2s ease-in-out infinite;
}

.yl-page-loading .yl-loading-glow-2 {
  width: 280px;
  height: 280px;
  top: 30%;
  left: 50%;
  margin-left: -140px;
  background: #f59e0b;
  opacity: 0.12;
  animation: yl-glow-pulse 3.8s ease-in-out infinite reverse;
}

.yl-page-loading .yl-loading-glow-3 {
  width: 180px;
  height: 180px;
  top: 38%;
  left: 50%;
  margin-left: -90px;
  background: #38bdf8;
  opacity: 0.15;
  animation: yl-glow-pulse 2.6s ease-in-out infinite;
  animation-delay: 0.6s;
}

/* 上升气泡 */
.yl-page-loading .yl-bubbles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.yl-page-loading .yl-bubble {
  position: absolute;
  bottom: -20px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(186, 230, 253, 0.55), rgba(14, 165, 233, 0.08));
  border: 1px solid rgba(125, 211, 252, 0.25);
  animation: yl-bubble-rise linear infinite;
}

.yl-page-loading .yl-bubble:nth-child(1) { left: 12%; width: 8px; height: 8px; animation-duration: 9s; animation-delay: 0s; }
.yl-page-loading .yl-bubble:nth-child(2) { left: 22%; width: 12px; height: 12px; animation-duration: 11s; animation-delay: 1.2s; }
.yl-page-loading .yl-bubble:nth-child(3) { left: 35%; width: 6px; height: 6px; animation-duration: 8s; animation-delay: 2.5s; }
.yl-page-loading .yl-bubble:nth-child(4) { left: 48%; width: 10px; height: 10px; animation-duration: 10s; animation-delay: 0.8s; }
.yl-page-loading .yl-bubble:nth-child(5) { left: 58%; width: 7px; height: 7px; animation-duration: 12s; animation-delay: 3s; }
.yl-page-loading .yl-bubble:nth-child(6) { left: 68%; width: 14px; height: 14px; animation-duration: 13s; animation-delay: 1.8s; }
.yl-page-loading .yl-bubble:nth-child(7) { left: 78%; width: 9px; height: 9px; animation-duration: 9.5s; animation-delay: 4s; }
.yl-page-loading .yl-bubble:nth-child(8) { left: 88%; width: 11px; height: 11px; animation-duration: 11.5s; animation-delay: 2s; }

/* 温泉蒸汽 */
.yl-page-loading .yl-steam-group {
  position: absolute;
  left: 50%;
  top: calc(50% - 118px);
  transform: translateX(-50%);
  display: flex;
  gap: 18px;
  pointer-events: none;
}

.yl-page-loading .yl-steam {
  width: 2px;
  height: 36px;
  border-radius: 2px;
  background: linear-gradient(180deg, transparent, rgba(186, 230, 253, 0.5), transparent);
  filter: blur(1px);
  animation: yl-steam-rise 3s ease-in-out infinite;
}

.yl-page-loading .yl-steam:nth-child(1) { animation-delay: 0s; height: 28px; opacity: 0.6; }
.yl-page-loading .yl-steam:nth-child(2) { animation-delay: 0.8s; height: 42px; opacity: 0.85; }
.yl-page-loading .yl-steam:nth-child(3) { animation-delay: 1.6s; height: 32px; opacity: 0.55; }

/* 底部水波 SVG */
.yl-page-loading .yl-wave-svg {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 160px;
  pointer-events: none;
}

.yl-page-loading .yl-wave-path {
  fill: rgba(14, 165, 233, 0.07);
}

.yl-page-loading .yl-wave-path-1 {
  animation: yl-wave-drift 12s ease-in-out infinite;
}

.yl-page-loading .yl-wave-path-2 {
  fill: rgba(56, 189, 248, 0.05);
  animation: yl-wave-drift 16s ease-in-out infinite reverse;
}

.yl-page-loading .yl-wave-path-3 {
  fill: rgba(3, 105, 161, 0.09);
  animation: yl-wave-drift 20s ease-in-out infinite;
  animation-delay: -4s;
}

/* 居中内容面板 */
.yl-page-loading .yl-loading-panel {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -52%);
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 1002;
  width: min(92vw, 420px);
  pointer-events: none;
}

.yl-page-loading .yl-loading-core {
  position: relative;
  width: 120px;
  height: 120px;
  margin-bottom: 28px;
}

.yl-page-loading .yl-water-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(125, 211, 252, 0.45);
  animation: yl-water-expand 2.8s ease-out infinite;
}

.yl-page-loading .yl-water-ring:nth-child(2) {
  animation-delay: 0.9s;
}

.yl-page-loading .yl-water-ring:nth-child(3) {
  animation-delay: 1.8s;
}

.yl-page-loading .yl-water-orbit {
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: #38bdf8;
  border-right-color: rgba(56, 189, 248, 0.4);
  animation: yl-spin 1.3s linear infinite;
}

.yl-page-loading .yl-water-orbit--inner {
  inset: 18px;
  border-top-color: rgba(245, 158, 11, 0.65);
  border-right-color: rgba(245, 158, 11, 0.2);
  animation: yl-spin 2s linear infinite reverse;
}

.yl-page-loading .yl-water-icon {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 46px;
  height: 46px;
  margin: -23px 0 0 -23px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: #e0f2fe;
  background: linear-gradient(145deg, rgba(3, 105, 161, 0.95) 0%, rgba(14, 165, 233, 0.88) 100%);
  box-shadow: 0 0 22px rgba(14, 165, 233, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  animation: yl-icon-pulse 2.2s ease-in-out infinite;
}

.yl-page-loading .yl-load-brand {
  text-align: center;
}

.yl-page-loading .yl-load-title {
  font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
  font-size: clamp(18px, 4vw, 22px);
  font-weight: 700;
  letter-spacing: 3px;
  color: rgba(255, 255, 255, 0.96);
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
}

.yl-page-loading .yl-load-en {
  margin-top: 10px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 5px;
  color: rgba(125, 211, 252, 0.9);
  text-transform: uppercase;
}

.yl-page-loading .yl-load-subtitle {
  margin-top: 14px;
  font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.5;
  text-align: center;
}

/* 进度条 */
.yl-page-loading .yl-load-progress {
  width: 100%;
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.yl-page-loading .yl-load-progress__track {
  width: min(280px, 80%);
  height: 3px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.yl-page-loading .yl-load-progress__bar {
  height: 100%;
  width: 35%;
  border-radius: inherit;
  background: linear-gradient(90deg, #0369a1, #38bdf8, #fbbf24);
  animation: yl-progress-slide 2.2s ease-in-out infinite;
}

.yl-page-loading .yl-load-dots {
  display: flex;
  gap: 8px;
}

.yl-page-loading .yl-load-dots span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(125, 211, 252, 0.45);
  animation: yl-dot-bounce 1.4s ease-in-out infinite;
}

.yl-page-loading .yl-load-dots span:nth-child(2) { animation-delay: 0.2s; }
.yl-page-loading .yl-load-dots span:nth-child(3) { animation-delay: 0.4s; }

/* 工艺标签 */
.yl-page-loading .yl-load-tags {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.yl-page-loading .yl-load-tag {
  padding: 6px 16px;
  border-radius: 999px;
  font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 3px;
  color: rgba(186, 230, 253, 0.88);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(125, 211, 252, 0.2);
  backdrop-filter: blur(6px);
  animation: yl-tag-glow 2.8s ease-in-out infinite;
}

.yl-page-loading .yl-load-tag:nth-child(2) { animation-delay: 0.5s; }
.yl-page-loading .yl-load-tag:nth-child(3) { animation-delay: 1s; }

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

@keyframes yl-water-expand {
  0% { transform: scale(0.55); opacity: 0.8; }
  100% { transform: scale(1.45); opacity: 0; }
}

@keyframes yl-glow-pulse {
  0%, 100% { opacity: 0.4; transform: scale(0.96); }
  50% { opacity: 0.85; transform: scale(1.06); }
}

@keyframes yl-icon-pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 22px rgba(14, 165, 233, 0.45);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 0 32px rgba(14, 165, 233, 0.65);
  }
}

@keyframes yl-wave-drift {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(-28px); }
}

@keyframes yl-bg-breathe {
  0%, 100% { transform: scale(1.05); opacity: 0.22; }
  50% { transform: scale(1.08); opacity: 0.28; }
}

@keyframes yl-bubble-rise {
  0% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
  10% { opacity: 0.7; }
  90% { opacity: 0.35; }
  100% {
    transform: translateY(-105vh) translateX(20px);
    opacity: 0;
  }
}

@keyframes yl-steam-rise {
  0%, 100% {
    transform: translateY(0) scaleX(1);
    opacity: 0.3;
  }
  50% {
    transform: translateY(-18px) scaleX(1.3);
    opacity: 0.9;
  }
}

@keyframes yl-progress-slide {
  0% { transform: translateX(-100%); width: 30%; }
  50% { width: 55%; }
  100% { transform: translateX(320%); width: 30%; }
}

@keyframes yl-dot-bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.4; }
  40% { transform: translateY(-6px); opacity: 1; }
}

@keyframes yl-tag-glow {
  0%, 100% { border-color: rgba(125, 211, 252, 0.2); }
  50% { border-color: rgba(125, 211, 252, 0.45); }
}

body.yl-page-loaded .yl-page-loading {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.45s ease, visibility 0.45s ease;
}

@media (max-width: 480px) {
  .yl-page-loading .yl-load-tags {
    gap: 8px;
  }
  .yl-page-loading .yl-load-tag {
    padding: 5px 12px;
    font-size: 11px;
    letter-spacing: 2px;
  }
  .yl-page-loading .yl-steam-group {
    display: none;
  }
}