:root {
  --skin-bg: #ffffff;
  --skin-card: #ffffff;
  --skin-border: rgba(15, 23, 42, 0.1);
  --skin-border-strong: #c3d4f1;
  --skin-text: var(--ink);
  --skin-muted: var(--text);
  --skin-blue: var(--primary);
  --skin-shadow-soft: 0 10px 24px rgba(15, 23, 42, 0.07);
}

body.page-tool {
  background: var(--skin-bg);
  color: var(--skin-text);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

.tool-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--skin-blue);
  font-weight: 700;
  font-size: 0.92rem;
}

.tool-back:hover {
  color: var(--primary-600);
}

.tool-back__icon {
  font-size: 1rem;
  line-height: 1;
}

.skin-tool-page {
  padding-bottom: 56px;
}

.skin-hero {
  max-width: 940px;
  margin: 24px auto 18px;
  display: grid;
  gap: 12px;
  justify-items: center;
  text-align: center;
}

.skin-hero__title {
  margin: 4px 0 0;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-family: "Syne", "Inter", system-ui, sans-serif;
  font-weight: 600;
}

.skin-hero__title span {
  color: var(--skin-blue);
}

.skin-hero__sub {
  margin: 0;
  color: var(--skin-muted);
  font-size: 0.98rem;
  max-width: 72ch;
}

.skin-panel {
  max-width: 940px;
  margin: 14px auto 0;
  background: var(--skin-card);
  border: 1px solid var(--skin-border);
  border-radius: 16px;
  box-shadow: var(--skin-shadow-soft);
  padding: 16px;
}

.skin-panel h2 {
  margin: 0 0 10px;
  font-size: 1.55rem;
  font-family: "Syne", "Inter", system-ui, sans-serif;
  letter-spacing: -0.02em;
}

.skin-tabs {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--skin-border-strong);
  border-radius: 12px;
  background: #eef4ff;
}

.skin-tab {
  border: 1px solid #b8cdf2;
  border-radius: 8px;
  padding: 8px 12px;
  min-height: 36px;
  font-size: 0.88rem;
  font-weight: 700;
  color: #39598d;
  background: #ffffff;
  cursor: pointer;
}

.skin-tab.is-active {
  color: #ffffff;
  background: linear-gradient(135deg, #2f6cdf, #1297d0);
  border-color: transparent;
}

.skin-form {
  margin-top: 12px;
  display: grid;
  gap: 8px;
}

.skin-label {
  font-size: 0.9rem;
  color: #41577f;
  font-weight: 600;
}

.skin-input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

.skin-input {
  min-height: 44px;
  width: 100%;
  border: 1px solid var(--skin-border-strong);
  border-radius: 10px;
  background: #ffffff;
  color: var(--ink);
  padding: 0 12px;
  font-size: 0.95rem;
}

.skin-input:focus {
  outline: none;
  border-color: rgba(63, 139, 255, 0.78);
  box-shadow: 0 0 0 4px rgba(63, 139, 255, 0.18);
}

.skin-submit {
  min-width: 132px;
  border-radius: 10px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.skin-submit__spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.45);
  border-top-color: #ffffff;
  border-radius: 999px;
  display: none;
}

.skin-submit.is-loading {
  opacity: 0.92;
  cursor: wait;
}

.skin-submit.is-loading .skin-submit__spinner {
  display: inline-block;
  animation: skin-spin 0.8s linear infinite;
}

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

.skin-note,
.skin-status {
  margin: 0;
  font-size: 0.9rem;
  color: #5a6f92;
}

.skin-controls {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skin-control-btn {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
}

.skin-control-btn.is-active {
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.42);
}

.skin-control-btn--primary {
  background: #eef6ff;
}

.skin-control-btn--soft {
  min-height: 30px;
  font-size: 0.82rem;
  padding: 0.44rem 0.7rem;
}

.skin-control-btn__icon {
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.skin-control-btn__icon svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.skin-control-btn--rotate {
  background: #edf4ff;
  border-color: #b7cdf2;
  color: #2c63cd;
}

.skin-control-btn--wave {
  background: #eefbff;
  border-color: #b7e4f1;
  color: #147f96;
}

.skin-control-btn--reset {
  background: #fff3f3;
  border-color: #f3c5c5;
  color: #c74848;
}

.skin-control-btn--download {
  background: #edfff4;
  border-color: #bfe9cf;
  color: #1e8b57;
}

.skin-status[data-state="error"] {
  color: #b93333;
}

.skin-status[data-state="success"] {
  color: #1f7a3f;
}

.skin-view-layout {
  margin-top: 12px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 14px;
  align-items: start;
}

.skin-stage-col {
  display: grid;
  gap: 10px;
}

.skin-stage-wrap {
  border: 1px solid #d9e4f5;
  border-radius: 14px;
  background: radial-gradient(circle at 25% 20%, #f8fbff 0%, #eef4ff 55%, #e8f0ff 100%);
  min-height: 420px;
  padding: 18px;
}

.skin-stage {
  width: 100%;
  min-height: 380px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.skin-download-bar {
  width: 100%;
  min-height: 46px;
  border-radius: 12px;
  border: 1px solid #efb2b2;
  background: linear-gradient(135deg, #fff0f0, #ffdede);
  color: #b53333;
  font-weight: 800;
  letter-spacing: 0.01em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
}

.skin-download-bar:hover {
  border-color: #e58f8f;
  color: #9f2222;
}

.skin-download-bar__icon {
  width: 16px;
  height: 16px;
  display: inline-flex;
}

.skin-download-bar__icon svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

#skin-viewer {
  transform: scale(0.95);
}

#skin-viewer * {
  image-rendering: pixelated;
  background-repeat: no-repeat;
}

#skin-viewer.wave:not(.legacy) .player > .left-arm {
  transform-origin: 50% 0%;
  animation: skin-wave-left 0.9s ease-in-out infinite alternate;
}

#skin-viewer.wave:not(.legacy) .player > .right-arm {
  transform-origin: 50% 0%;
  animation: skin-wave-right 0.9s ease-in-out infinite alternate;
}

@keyframes skin-wave-left {
  from {
    transform: translateY(72px) translateX(-36px) rotateZ(18deg);
  }
  to {
    transform: translateY(72px) translateX(-36px) rotateZ(-14deg);
  }
}

@keyframes skin-wave-right {
  from {
    transform: translateY(72px) translateX(72px) rotateZ(-18deg);
  }
  to {
    transform: translateY(72px) translateX(72px) rotateZ(14deg);
  }
}

.skin-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.skin-info-card {
  border: 1px solid #d9e4f5;
  border-radius: 12px;
  padding: 12px;
  background: #fbfdff;
}

.skin-url-card {
  width: 100%;
}

.skin-render-card {
  padding-bottom: 14px;
}

.skin-render-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.skin-render-item {
  border: 1px solid #dbe6f7;
  border-radius: 10px;
  background: #f5f9ff;
  padding: 8px;
  text-align: center;
}

.skin-render-item p {
  margin: 0 0 7px;
  font-size: 0.74rem;
  font-weight: 700;
  color: #5c7092;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.skin-render-item img {
  width: 90px;
  height: 90px;
  object-fit: contain;
  image-rendering: pixelated;
  border-radius: 8px;
  background: #eef4ff;
  display: block;
  margin: 0 auto;
}

.skin-render-item img.is-unavailable {
  image-rendering: auto;
  object-fit: cover;
  border: 1px dashed #c5d5ef;
}

.skin-info-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #5b6f91;
  text-transform: uppercase;
}

.skin-info-icon {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.skin-info-icon svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.skin-info-icon--blue {
  background: #e8f1ff;
  color: #2f6cdf;
}

.skin-info-icon--violet {
  background: #f0ebff;
  color: #7b4cff;
}

.skin-info-icon--green {
  background: #e7f7ef;
  color: #2f9a61;
}

.skin-info-icon--amber {
  background: #fff2e5;
  color: #d28523;
}

.skin-info-value-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.skin-info-value-row code {
  margin: 0;
  font-size: 0.9rem;
  color: #1e2a44;
  word-break: break-all;
}

.mc-copy-btn {
  min-height: 32px;
  padding: 0 10px;
  border-radius: 8px;
  border: 1px solid var(--skin-border-strong);
  background: #f4f8ff;
  color: #4a5f85;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
}

.mc-copy-btn:hover {
  color: var(--ink);
  border-color: #afc4ea;
}

.mc-copy-btn.is-copied {
  color: #0d8a44;
  border-color: rgba(14, 160, 69, 0.45);
  background: #ecfff3;
}

.motd-final-cta {
  max-width: 940px;
  margin: 16px auto 0;
}

.motd-final-cta__banner {
  border-radius: 14px;
  border: 1px solid var(--skin-border);
  background: linear-gradient(135deg, #edf4ff, #f8fbff);
  box-shadow: var(--skin-shadow-soft);
  padding: 26px 20px;
  text-align: center;
}

.motd-final-cta__title {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.65rem, 4.2vw, 2.3rem);
  letter-spacing: -0.02em;
  font-family: "Syne", "Inter", system-ui, sans-serif;
  font-weight: 600;
}

.motd-final-cta__sub {
  margin: 8px 0 0;
  color: #506587;
  font-size: 0.95rem;
}

.motd-final-cta__btn {
  margin-top: 16px;
  border-radius: 10px;
  min-height: 44px;
  padding: 10px 16px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 980px) {
  .skin-view-layout {
    grid-template-columns: 1fr;
  }

  .skin-render-item img {
    width: 76px;
    height: 76px;
  }
}

@media (max-width: 768px) {
  .skin-hero {
    margin-top: 18px;
  }

  .skin-panel {
    padding: 12px;
  }

  .skin-input-row {
    grid-template-columns: 1fr;
  }

  .skin-submit {
    width: 100%;
  }

  .skin-controls {
    gap: 6px;
  }

  .skin-stage-wrap {
    min-height: 360px;
  }

  #skin-viewer {
    transform: scale(0.8);
  }

  .motd-final-cta__banner {
    padding: 20px 14px;
  }

  .motd-final-cta__title {
    font-size: 1.45rem;
  }
}