:root {
  --shell-max-width: 520px;
  --shell-max-height: 980px;
  --shell-ratio: 0.54;
  --ink: #17314a;
  --panel: rgba(255, 255, 255, 0.74);
  --panel-strong: rgba(255, 255, 255, 0.88);
  --line: rgba(19, 52, 75, 0.18);
  --shadow: rgba(19, 37, 54, 0.22);
  --tower-shift: 0px;
  --back-shift: 0px;
}

* {
  box-sizing: border-box;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  touch-action: manipulation;
  overscroll-behavior: none;
  font-family: "Avenir Next", "Trebuchet MS", "PingFang TC", "Noto Sans TC", sans-serif;
  color: var(--ink);
}

body {
  display: grid;
  place-items: center;
  min-height: 100svh;
  min-height: 100dvh;
  padding:
    max(12px, env(safe-area-inset-top))
    max(12px, env(safe-area-inset-right))
    max(12px, env(safe-area-inset-bottom))
    max(12px, env(safe-area-inset-left));
  background:
    linear-gradient(180deg, #6fcef3 0%, #9ee0f7 52%, #d6f3fb 76%, #8ac99d 100%);
}

.sky {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.sun-haze {
  position: absolute;
  width: 64vw;
  height: 64vw;
  min-width: 320px;
  min-height: 320px;
  top: -12vw;
  right: -8vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 244, 198, 0.9), rgba(255, 244, 198, 0.24) 42%, transparent 68%);
}

.cloud-layer {
  position: absolute;
  inset: 0;
  display: block;
  transform: none;
}

.cloud-layer-front {
  transform: none;
}

.cloud {
  --cloud-scale: 1;
  position: absolute;
  width: 164px;
  height: 58px;
  background: #ffffff;
  border: 4px solid rgba(20, 36, 52, 0.82);
  border-radius: 999px;
  box-shadow: 0 10px 18px rgba(255, 255, 255, 0.22);
  animation: drift 34s linear infinite;
}

.cloud::before,
.cloud::after {
  content: "";
  position: absolute;
  background: #ffffff;
  border: 4px solid rgba(20, 36, 52, 0.82);
  border-radius: 999px;
}

.cloud::before {
  width: 74px;
  height: 68px;
  left: 20px;
  top: -28px;
}

.cloud::after {
  width: 88px;
  height: 74px;
  right: 16px;
  top: -34px;
}

.cloud-a { top: 10%; left: -12%; --cloud-scale: 0.72; animation-duration: 38s; }
.cloud-b { top: 20%; left: 54%; --cloud-scale: 0.9; animation-duration: 42s; animation-delay: -9s; }
.cloud-c { top: 30%; left: 16%; --cloud-scale: 0.6; animation-duration: 48s; animation-delay: -15s; }
.cloud-d { top: 14%; left: 30%; --cloud-scale: 1.08; animation-duration: 30s; animation-delay: -5s; }
.cloud-e { top: 36%; left: 70%; --cloud-scale: 0.78; animation-duration: 34s; animation-delay: -18s; }
.cloud-f { top: 42%; left: -10%; --cloud-scale: 0.92; animation-duration: 44s; animation-delay: -26s; }

.mountains,
.forest {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
}

.mountains {
  height: 38%;
  transform: translateY(calc(var(--back-shift) * 0.3));
  background:
    radial-gradient(circle at 16% 95%, #89b994 0 16%, transparent 16.5%),
    radial-gradient(circle at 42% 100%, #6fa580 0 24%, transparent 24.5%),
    radial-gradient(circle at 73% 98%, #7ab087 0 20%, transparent 20.5%),
    linear-gradient(180deg, transparent 0 36%, #79af8c 36% 100%);
  opacity: 0.95;
}

.forest {
  height: 26%;
  transform: translateY(calc(var(--back-shift) * 0.18));
  background:
    radial-gradient(circle at 8% 120%, #2e6e4a 0 18%, transparent 18.4%),
    radial-gradient(circle at 19% 122%, #2e6e4a 0 15%, transparent 15.4%),
    radial-gradient(circle at 31% 122%, #2b6545 0 17%, transparent 17.4%),
    radial-gradient(circle at 44% 122%, #2f6f4d 0 16%, transparent 16.4%),
    radial-gradient(circle at 57% 122%, #255d3f 0 18%, transparent 18.4%),
    radial-gradient(circle at 70% 122%, #326f4d 0 15%, transparent 15.4%),
    radial-gradient(circle at 82% 122%, #275d40 0 17%, transparent 17.4%),
    radial-gradient(circle at 94% 120%, #2e6a48 0 18%, transparent 18.4%),
    linear-gradient(180deg, transparent 0 34%, #3b8558 34% 100%);
}

.app-shell {
  position: relative;
  width: min(
    var(--shell-max-width),
    calc(100vw - 24px - env(safe-area-inset-left) - env(safe-area-inset-right)),
    calc((100svh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom)) * var(--shell-ratio))
  );
  height: min(
    var(--shell-max-height),
    calc(100svh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom)),
    calc((100vw - 24px - env(safe-area-inset-left) - env(safe-area-inset-right)) / var(--shell-ratio))
  );
  max-width: 100%;
}

@supports (height: 100dvh) {
  .app-shell {
    width: min(
      var(--shell-max-width),
      calc(100vw - 24px - env(safe-area-inset-left) - env(safe-area-inset-right)),
      calc((100dvh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom)) * var(--shell-ratio))
    );
    height: min(
      var(--shell-max-height),
      calc(100dvh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom)),
      calc((100vw - 24px - env(safe-area-inset-left) - env(safe-area-inset-right)) / var(--shell-ratio))
    );
  }
}

.frame {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 34px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.34), rgba(255, 255, 255, 0.16)),
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.48), transparent 24%);
  border: 1px solid rgba(255, 255, 255, 0.46);
  box-shadow:
    0 26px 80px rgba(9, 37, 61, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.42),
    inset 0 -18px 34px rgba(0, 0, 0, 0.08);
}

.frame::before,
.frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.frame::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), transparent 16%, transparent 84%, rgba(255, 255, 255, 0.1));
}

.frame::after {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.14), transparent 10%, transparent 90%, rgba(255, 255, 255, 0.14));
  opacity: 0.5;
}

canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
  z-index: 0;
}

.hud,
.message,
.overlay,
.fx-layer {
  position: absolute;
  inset: 0;
}

.aim-layer {
  position: absolute;
  inset: 0;
  touch-action: none;
  z-index: 1;
}

.aim-layer.hidden {
  display: none;
  pointer-events: none;
}

.aim-svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.aim-lens {
  fill: rgba(255, 248, 214, 0.14);
  stroke: rgba(255, 255, 255, 0.84);
  stroke-width: 2.5;
  filter: drop-shadow(0 0 18px rgba(255, 188, 98, 0.32));
}

.aim-trace {
  fill: none;
  stroke: rgba(255, 242, 173, 0.94);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 10 9;
}

.aim-trace-glow {
  stroke: rgba(255, 232, 128, 0.24);
  stroke-width: 3.6;
  stroke-dasharray: 10 9;
  filter: blur(1px);
}

.aim-origin {
  fill: rgba(255, 250, 214, 0.95);
  stroke: rgba(255, 110, 32, 0.96);
  stroke-width: 3;
  filter: drop-shadow(0 0 10px rgba(255, 122, 36, 0.7));
}

.hud,
.message,
.fx-layer {
  z-index: 2;
}

.message,
.fx-layer {
  pointer-events: none;
}

.hud {
  inset: 0 0 auto 0;
  pointer-events: none;
  z-index: 3;
}

.hud {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 8px;
  padding: 14px 58px 0 14px;
}

.chip {
  position: relative;
  min-height: 34px;
  padding: 7px 12px;
  max-width: 100%;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: 0 10px 18px var(--shadow);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1.3;
  white-space: normal;
}

.chip-button {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  min-height: 42px;
  width: auto;
  min-width: fit-content;
  max-width: calc(100% - 80px);
  border: 1px solid var(--line);
  color: inherit;
  font: inherit;
  text-align: left;
  line-height: 1.35;
  white-space: nowrap;
  cursor: pointer;
  pointer-events: auto;
  touch-action: manipulation;
  -webkit-appearance: none;
  appearance: none;
}

.chip-button-label {
  display: block;
  pointer-events: none;
}

.chip-left,
.chip-center,
.chip-right {
  left: auto;
  right: auto;
  transform: none;
}

.icon-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 999px;
  color: #ffffff;
  background: linear-gradient(180deg, #ff8a7a, #f25b48);
  box-shadow: 0 10px 18px rgba(243, 82, 66, 0.34);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  pointer-events: auto;
}

.icon-btn svg {
  width: 18px;
  height: 18px;
}

.hud-rescue-button {
  position: absolute;
  left: 14px;
  top: 56px;
  z-index: 4;
}

.message {
  display: grid;
  align-items: end;
  justify-items: center;
  padding: 0 18px 24px;
}

.message.top-toast {
  align-items: start;
  padding:
    calc(max(108px, env(safe-area-inset-top) + 98px))
    18px
    0;
}

.princess-flash {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  z-index: 2;
}

.princess-flash.active {
  animation: princessFlashPulse 1s ease both;
}

.princess-flash-image {
  width: auto;
  height: min(88%, 640px);
  max-width: 78%;
  object-fit: contain;
  filter: drop-shadow(0 18px 32px rgba(20, 38, 58, 0.18));
}

.board-action {
  position: absolute;
  width: 42px;
  height: 42px;
  margin-left: -21px;
  margin-top: -21px;
  border: 0;
  border-radius: 999px;
  color: #ffffff;
  background: linear-gradient(180deg, #7cd6a3, #43b97c);
  box-shadow: 0 12px 18px rgba(36, 107, 72, 0.28);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  pointer-events: auto;
  z-index: 2;
}

.board-action.hidden {
  display: none;
}

.board-action svg {
  width: 18px;
  height: 18px;
}

.message.hidden {
  opacity: 0;
}

.message-title,
.message-sub {
  max-width: 80%;
  text-align: center;
  padding: 0 12px;
  border-radius: 999px;
}

.message-title {
  margin-bottom: 8px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(255, 255, 255, 0.9);
  font-size: 15px;
  font-weight: 900;
  line-height: 32px;
  min-height: 32px;
  box-shadow: 0 12px 24px rgba(28, 55, 74, 0.14);
}

.message.top-toast .message-title {
  margin-bottom: 0;
}

.message-sub {
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(255, 255, 255, 0.78);
  font-size: 12px;
  line-height: 28px;
  min-height: 28px;
}

.message-sub:empty {
  display: none;
}

.fx-layer {
  overflow: hidden;
}

.float-text {
  position: absolute;
  transform: translate(-50%, -50%);
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  color: #183348;
  border: 1px solid rgba(20, 47, 66, 0.14);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.03em;
  white-space: nowrap;
  box-shadow: 0 12px 18px rgba(20, 44, 64, 0.12);
}

.overlay {
  display: grid;
  place-items: center;
  background: rgba(17, 34, 50, 0.22);
  pointer-events: auto;
  z-index: 3;
}

.overlay.hidden {
  display: none;
}

.dialog {
  width: min(84%, 360px);
  padding: 18px 18px 16px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(240, 250, 255, 0.92));
  border: 1px solid rgba(255, 255, 255, 0.92);
  box-shadow:
    0 24px 48px rgba(21, 42, 59, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  text-align: center;
}

.gallery-dialog {
  width: min(88%, 410px);
  max-height: min(82%, 760px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: left;
  overflow: hidden;
}

.gallery-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.gallery-sub {
  margin-top: 8px;
}

.gallery-sub:empty {
  display: none;
}

.overlay-close {
  position: relative;
  top: 0;
  right: 0;
  flex: 0 0 auto;
}

.princess-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  overflow-y: auto;
  padding-right: 4px;
}

.princess-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
  border: 1px solid rgba(30, 72, 96, 0.14);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 10px 20px rgba(20, 42, 59, 0.08);
}

.princess-card.locked {
  opacity: 0.86;
}

.princess-card-button {
  width: 100%;
  padding: 0;
  text-align: left;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.princess-card-button:disabled {
  cursor: default;
}

.princess-card-image {
  width: 100%;
  aspect-ratio: 0.78;
  object-fit: contain;
  border-radius: 16px;
  background:
    radial-gradient(circle at 50% 16%, rgba(255, 255, 255, 0.74), rgba(255, 255, 255, 0.08) 44%, rgba(28, 61, 82, 0.08) 100%),
    linear-gradient(180deg, rgba(219, 244, 255, 0.5), rgba(240, 249, 255, 0.9));
}

.princess-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 800;
  color: rgba(33, 67, 92, 0.88);
}

.princess-card-tag {
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(207, 237, 246, 0.88);
}

.princess-spotlight {
  display: grid;
  place-items: center;
  min-height: 200px;
  padding: 8px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(233, 248, 255, 0.86), rgba(255, 255, 255, 0.94));
  border: 1px solid rgba(30, 72, 96, 0.14);
}

.princess-spotlight.hidden {
  display: none;
}

.princess-spotlight-image {
  width: 100%;
  max-height: 330px;
  object-fit: contain;
}

.slim-dialog {
  width: min(78%, 300px);
}

.dialog-title {
  font-size: 22px;
  font-weight: 900;
  line-height: 1.18;
  color: #20415d;
}

.dialog-sub {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(32, 65, 93, 0.82);
}

.dialog-actions {
  margin-top: 16px;
  display: flex;
  gap: 10px;
}

.dialog-actions.single-action {
  justify-content: center;
}

.primary-btn,
.secondary-btn {
  flex: 1 1 0;
  min-height: 44px;
  border: 0;
  border-radius: 999px;
  font: inherit;
  font-size: 14px;
  font-weight: 900;
  cursor: pointer;
  color: #1d405a;
}

.primary-btn {
  background: linear-gradient(180deg, #a9f0c1, #6fd2a4);
  box-shadow: 0 12px 18px rgba(47, 146, 106, 0.2);
}

.secondary-btn {
  background: rgba(230, 241, 247, 0.9);
  border: 1px solid rgba(22, 54, 77, 0.08);
}

.danger-btn {
  background: linear-gradient(180deg, #ffb0a3, #ff7f6f);
  box-shadow: 0 12px 18px rgba(255, 116, 96, 0.2);
}

.phone-icon {
  width: 64px;
  height: 92px;
  margin: 0 auto 12px;
  border: 4px solid rgba(27, 58, 80, 0.75);
  border-radius: 22px;
  position: relative;
}

.phone-icon span {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: rgba(27, 58, 80, 0.75);
  left: 50%;
  top: 9px;
  transform: translateX(-50%);
}

@media (max-width: 760px), (pointer: coarse) {
  body {
    padding:
      max(0px, env(safe-area-inset-top))
      max(0px, env(safe-area-inset-right))
      max(0px, env(safe-area-inset-bottom))
      max(0px, env(safe-area-inset-left));
  }

  .app-shell {
    width: 100vw;
    height: 100svh;
    height: 100dvh;
  }

  .frame {
    border-radius: 0;
    border-left: 0;
    border-right: 0;
  }

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

@keyframes drift {
  from { transform: translateX(-8vw) scale(var(--cloud-scale, 1)); }
  to { transform: translateX(118vw) scale(var(--cloud-scale, 1)); }
}

@keyframes princessFlashPulse {
  0% { opacity: 0; }
  18% { opacity: 0.2; }
  72% { opacity: 0.2; }
  100% { opacity: 0; }
}