:root {
  color-scheme: light;
  --panel-bg: #ffffff;
  --panel-border: #d9d9d9;
  --text: #1c1c1c;
  --muted: #666666;
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-y: auto !important;
  background: linear-gradient(180deg, #fafafa 0%, #f2f2f2 100%);
  font-family: Arial, sans-serif;
  color: var(--text);
}

.customizer-page #customizer-wrapper #app {
  position: relative !important;
  width: 100% !important;
  height: 85vh !important;
  display: grid !important;
  grid-template-columns: 1.5fr 1fr !important;
  gap: 24px !important;
  padding: 0 !important;
  margin-top: 20px;
}

.customizer-page #palette {
  background: var(--customizer-bg) !important;
  color: var(--customizer-text) !important;
  border-color: rgba(var(--customizer-overlay-rgb), 0.15) !important;
  overflow: hidden !important;
  display: flex !important;
  flex-direction: column !important;
}

.customizer-page #palette .group-grid {
  overflow-y: auto !important;
  flex: 1 !important;
}

.customizer-page #palette .toolbar {
  flex-shrink: 0 !important;
  border-top-color: rgba(var(--customizer-overlay-rgb), 0.2) !important;
}

.customizer-page #palette h1,
.customizer-page #palette p,
.customizer-page #palette label,
.customizer-page #palette .group-title,
.customizer-page #palette .group-subtitle,
.customizer-page #palette .swatch-label,
.customizer-page #palette .drip-label,
.customizer-page #palette .swatch-btn,
.customizer-page #palette .drip-toggle-btn {
  color: currentColor !important;
}

.customizer-page #palette h1 {
  font-size: 32px !important;
}

.customizer-page #palette p {
  font-size: 15px !important;
}

.group-title {
  font-size: 18px !important;
  font-weight: 700 !important;
}

.group-subtitle {
  font-size: 13px !important;
}

.swatch-label,
.drip-label {
  font-size: 13px !important;
  max-width: 80px !important;
  white-space: nowrap !important;
}

.swatch-chip {
  width: 52px !important;
  height: 52px !important;
}

.drip-toggle-btn .swatch-chip {
  width: 52px !important;
  height: 52px !important;
}

.drip-toggle-btn {
  background: transparent !important;
  border-radius: 12px !important;
}

.drip-toggle-btn:hover {
  background: rgba(var(--customizer-overlay-rgb), 0.08) !important;
  transform: none !important;
}

.drip-toggle-btn.is-active {
  background: transparent !important;
}

button.action-btn {
  background: rgba(var(--customizer-overlay-rgb), 0.12) !important;
  color: currentColor !important;
  border: 1px solid rgba(var(--customizer-overlay-rgb), 0.25) !important;
  font-size: 15px !important;
  padding: 14px 20px !important;
}

button.action-btn:hover {
  background: rgba(var(--customizer-overlay-rgb), 0.22) !important;
}

@media (max-width: 1024px) {
  #customizer-wrapper #app {
    grid-template-columns: 1fr !important;
    height: auto !important;
  }

  #viewer {
    height: 45vh !important;
  }

  #palette {
    max-height: 70vh !important;
    overflow-y: auto !important;
  }
}

#app {
  position: relative;
  width: 100vw;
  height: 100vh;
  display: grid;
  grid-template-columns: minmax(320px, 1.1fr) minmax(420px, 1.5fr);
  gap: 24px;
  padding: 24px;
}

#viewer {
  position: relative;
  min-height: 0;
  border-radius: 28px;
  background: radial-gradient(circle at 50% 30%, #ffffff 0%, #efefef 55%, #e4e4e4 100%);
  box-shadow: var(--shadow);
  overflow: hidden;
}

#palette {
  position: relative;
  min-height: 0;
  overflow: auto;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 28px;
  padding: 16px;
  box-shadow: var(--shadow);
}

.customizer-page #palette {
  border: none;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
}

#palette header {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 16px;
}

#palette h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--text);
}

#palette p {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.4;
  max-width: 560px;
}

.group-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.group {
  min-width: 0;
}

.group-title {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--text);
}

.group-subtitle {
  margin: 0 0 8px;
  font-size: 11px;
  color: var(--muted);
  opacity: 0.8;
}

.swatch-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-start;
}

.swatch-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
  text-align: center;
  color: var(--text);
  padding-left: 10px;
}

.swatch-btn:hover .swatch-chip {
  transform: scale(1.1);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.swatch-btn.is-active .swatch-chip {
  box-shadow: 0 0 0 2px var(--text), 0 4px 12px rgba(0, 0, 0, 0.1);
  transform: scale(1.08);
}

.swatch-chip {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 50%;
  flex: 0 0 auto;
  background-size: cover;
  background-position: center;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease;
}

/* Drip toggle styles */
.drip-toggle {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  align-items: start;
  margin-bottom: 10px;
  max-width: 160px;
}

.drip-toggle-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 1;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}

.drip-toggle-btn:hover {
  transform: translateY(-2px);
}

.drip-toggle-btn .swatch-chip {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1.5px solid rgba(0, 0, 0, 0.1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.drip-toggle-btn .swatch-chip img.drip-img {
  width: 26px;
  height: 26px;
  object-fit: contain;
}

.drip-toggle-btn.is-active {
  background: transparent;
}

.drip-toggle-btn .swatch-chip.is-active {
  box-shadow: 0 0 0 2px var(--text), 0 4px 12px rgba(0, 0, 0, 0.1);
  transform: scale(1.08);
}

.drip-label {
  font-size: 9px;
  font-weight: 500;
  text-align: center;
  margin-top: 4px;
}

.swatch-label {
  font-size: 9px;
  font-weight: 500;
  line-height: 1.2;
  max-width: 48px;
  white-space: normal;
  word-break: break-word;
}

.toolbar {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid #e3e3e3;
  display: grid;
  gap: 12px;
}

.toolbar-row {
  display: grid;
  grid-template-columns: 1fr 180px;
  gap: 12px;
  align-items: center;
}

.toolbar-row label {
  font-size: 13px;
  color: var(--muted);
  display: block;
  margin-bottom: 4px;
}

select,
input[type="color"] {
  width: 100%;
  border: 1px solid #d2d2d2;
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
}

select {
  padding: 12px 14px;
}

input[type="color"] {
  height: 44px;
  padding: 4px;
}

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

button.action-btn {
  padding: 12px 16px;
  border: 1px solid #d2d2d2;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 700;
  background: #f7f7f7;
  color: var(--text);
  transition: 0.2s;
}

button.action-btn:hover {
  background: #ececec;
}

#loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #333;
  font-size: 22px;
  background: rgba(255, 255, 255, 0.85);
  z-index: 200;
  backdrop-filter: blur(8px);
}

@media (max-width: 1100px) {
  #app {
    grid-template-columns: 1fr;
    height: auto;
    min-height: 100vh;
    overflow: auto;
  }

  #viewer {
    height: 58vh;
  }

  .group-grid {
    grid-template-columns: 1fr;
  }

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