:root {
  color-scheme: light;
  --bg: #f4f5f7;
  --ink: #101114;
  --muted: #626772;
  --hairline: rgba(16, 17, 20, 0.1);
  --surface: rgba(255, 255, 255, 0.58);
  --surface-strong: #ffffff;
  --surface-quiet: rgba(16, 17, 20, 0.045);
  --accent: #2563eb;
  --slider-color: #111111;
  --accent-ink: #ffffff;
  --danger: #c0362c;
  --warning: #8a6400;
  --success: #087563;
  --radius: 18px;
  --gap: clamp(8px, 1vw, 14px);
  --text-xs: clamp(0.74rem, 0.71rem + 0.12vw, 0.82rem);
  --text-sm: clamp(0.86rem, 0.82rem + 0.16vw, 0.94rem);
  --text-base: clamp(0.96rem, 0.92rem + 0.16vw, 1.02rem);
  --canvas-inline: clamp(16px, 11vw, 220px);
  --canvas-top: clamp(76px, 10vh, 112px);
  --canvas-bottom: clamp(126px, 16vh, 178px);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-width: 320px;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--bg);
}

body,
button,
input {
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: var(--text-base);
  letter-spacing: 0;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
}

.app {
  width: 100%;
  height: 100dvh;
  padding: var(--gap);
  overflow: hidden;
}

.workbench {
  height: 100%;
}

.stage {
  position: relative;
  display: grid;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.stage::before {
  content: none;
}

.canvas-slot input[type="file"] {
  position: absolute;
  inset: 0;
  z-index: 3;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.canvas-slot.is-filled input[type="file"] {
  pointer-events: none;
}

.slider-mount {
  position: absolute;
  inset: var(--canvas-top) var(--canvas-inline) var(--canvas-bottom);
  z-index: 1;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.slider-mount:empty {
  visibility: hidden;
}

.slider-mount .local-jx {
  max-width: 100%;
  max-height: 100%;
}

.slider-mount .juxtapose {
  width: 100% !important;
  max-width: none !important;
  margin: 0 !important;
}

.slider-mount .jx-slider {
  width: 100% !important;
  height: 100% !important;
  margin: 0 !important;
  border-radius: 22px;
}

.slider-mount .jx-control {
  width: 2px !important;
  background-color: var(--slider-color) !important;
}

.slider-mount .jx-controller {
  width: 8px !important;
  border-radius: 999px !important;
  border-color: var(--slider-color) !important;
  background-color: var(--slider-color) !important;
}

.slider-mount .jx-arrow.jx-left {
  border-top-color: transparent !important;
  border-bottom-color: transparent !important;
  border-left-color: transparent !important;
  border-right-color: var(--slider-color) !important;
}

.slider-mount .jx-arrow.jx-right {
  border-top-color: transparent !important;
  border-right-color: transparent !important;
  border-bottom-color: transparent !important;
  border-left-color: var(--slider-color) !important;
}

.slider-mount .jx-knightlab {
  display: none !important;
}

.canvas-slots {
  position: absolute;
  inset: var(--canvas-top) var(--canvas-inline) var(--canvas-bottom);
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  overflow: hidden;
  border: 1px solid rgba(16, 17, 20, 0.1);
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.42);
  backdrop-filter: blur(28px) saturate(1.35);
  transition:
    inset 220ms ease,
    transform 220ms ease;
}

.canvas-slots::before {
  content: "";
  position: absolute;
  inset-block: 0;
  inset-inline-start: 50%;
  z-index: 4;
  width: 2px;
  background: var(--slider-color);
  opacity: 0.9;
  transform: translateX(-50%);
  pointer-events: none;
}

.canvas-slots::after {
  content: "";
  position: absolute;
  inset-block-start: 50%;
  inset-inline-start: 50%;
  z-index: 5;
  width: 34px;
  height: 76px;
  background: var(--slider-color);
  mask: url("data:image/svg+xml,%3Csvg width='34' height='76' viewBox='0 0 34 76' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 38L8 30V46L0 38Z' fill='black'/%3E%3Cpath d='M34 38L26 30V46L34 38Z' fill='black'/%3E%3Crect x='13' y='0' width='8' height='76' rx='4' fill='black'/%3E%3C/svg%3E") center / contain no-repeat;
  -webkit-mask: url("data:image/svg+xml,%3Csvg width='34' height='76' viewBox='0 0 34 76' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 38L8 30V46L0 38Z' fill='black'/%3E%3Cpath d='M34 38L26 30V46L34 38Z' fill='black'/%3E%3Crect x='13' y='0' width='8' height='76' rx='4' fill='black'/%3E%3C/svg%3E") center / contain no-repeat;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.canvas-slots.is-compact {
  inset: auto;
  top: var(--preview-top);
  left: var(--preview-left);
  width: var(--preview-width);
  height: var(--preview-height);
  overflow: visible;
  border-color: transparent;
  background: transparent;
  backdrop-filter: none;
  pointer-events: none;
  transform: none;
}

.canvas-slots.is-compact::before,
.canvas-slots.is-compact::after {
  display: none;
}

.canvas-slot {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.7)),
    rgba(255, 255, 255, 0.68);
  background-position: center;
  background-size: cover;
  backdrop-filter: blur(26px) saturate(1.45);
  transition:
    border-color 180ms ease,
    transform 180ms ease,
    min-height 220ms ease;
}

.canvas-slot::before {
  content: none;
}

.canvas-slot:not(.is-filled):hover {
  background:
    linear-gradient(180deg, rgba(16, 17, 20, 0.018), rgba(16, 17, 20, 0.038)),
    rgba(16, 17, 20, 0.022);
}

.canvas-slot.is-drop-target::after {
  content: "";
  position: absolute;
  inset: 10px;
  z-index: 5;
  border: 2px solid var(--accent);
  border-radius: 24px;
  background: rgba(37, 99, 235, 0.08);
  pointer-events: none;
}

.slot-hit {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  height: 100%;
  min-height: 260px;
  padding: clamp(18px, 3vw, 34px);
  text-align: center;
  cursor: pointer;
}

.canvas-slot.is-filled .slot-hit {
  min-height: 260px;
  color: var(--ink);
  background: transparent;
  pointer-events: none;
}

.canvas-slots.is-compact .slot-hit,
.canvas-slots.is-compact .canvas-slot.is-filled .slot-hit {
  min-height: 0;
  padding: 16px;
}

.canvas-slots.is-compact .canvas-slot {
  border: 0;
  overflow: visible;
  background: transparent !important;
  backdrop-filter: none;
  pointer-events: none;
}

.upload-icon {
  width: 34px;
  height: 34px;
  color: var(--accent);
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
  transform: translateY(-8px);
}

.canvas-slot.is-filled .upload-icon {
  display: none;
}

.slot-title {
  max-width: min(22ch, 100%);
  overflow: hidden;
  font-size: clamp(1.2rem, 2.1vw, 2.2rem);
  font-weight: 780;
  line-height: 1;
  text-overflow: ellipsis;
}

.slot-help {
  max-width: min(32ch, 100%);
  color: color-mix(in srgb, var(--muted), transparent 14%);
  font-size: var(--text-sm);
  line-height: 1.3;
}

.canvas-slot.is-filled .slot-help {
  color: color-mix(in srgb, var(--muted), transparent 10%);
}

.canvas-slots.is-compact .slot-title {
  font-size: var(--text-sm);
  white-space: nowrap;
}

.slot-meta {
  position: absolute;
  inset-inline-start: 50%;
  inset-block-end: clamp(18px, 3vw, 34px);
  width: max-content;
  max-width: calc(100% - clamp(36px, 6vw, 68px));
  overflow: hidden;
  color: var(--muted);
  font-size: clamp(0.68rem, 0.66rem + 0.08vw, 0.74rem);
  opacity: 0.62;
  text-align: center;
  text-overflow: ellipsis;
  transform: translateX(-50%);
  white-space: nowrap;
  margin-top: 0;
}

.canvas-slot.is-filled .slot-meta {
  position: static;
  inset: auto;
  color: color-mix(in srgb, var(--muted), transparent 16%);
}

.slot-actions {
  position: absolute;
  z-index: 6;
  inset-block-start: 12px;
  inset-inline-end: 12px;
  display: none;
  align-items: center;
  gap: 7px;
  pointer-events: auto;
}

.canvas-slot[data-canvas-slot="left"] .slot-actions {
  inset-inline-start: 12px;
  inset-inline-end: auto;
}

.canvas-slot[data-canvas-slot="right"] .slot-actions {
  inset-inline-start: auto;
  inset-inline-end: 12px;
}

.canvas-slot.is-filled .slot-actions {
  display: flex;
}

.edit-slot,
.remove-slot {
  display: none;
  place-items: center;
  width: 33px;
  height: 33px;
  border: 0;
  border-radius: 50%;
  color: rgba(16, 17, 20, 0.9);
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(24px) saturate(1.55);
  line-height: 1;
}

.canvas-slot.is-filled .edit-slot,
.canvas-slot.is-filled .remove-slot {
  display: grid;
}

.edit-slot svg,
.remove-slot svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.edit-slot:hover {
  color: var(--accent);
  background: rgba(255, 255, 255, 0.68);
}

.remove-slot:hover {
  color: #ffffff;
  background: rgba(192, 54, 44, 0.72);
}

.canvas-slot.is-filled .slot-title,
.canvas-slot.is-filled .slot-help,
.canvas-slot.is-filled .slot-meta {
  display: none;
}

.hud {
  position: absolute;
  z-index: 6;
  border: 1px solid rgba(255, 255, 255, 0.52);
  border-radius: 22px;
  background: var(--surface);
  backdrop-filter: blur(28px) saturate(1.55);
}

.hud-status {
  inset-block-start: var(--gap);
  inset-inline-start: var(--gap);
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  max-width: min(520px, calc(100% - 2 * var(--gap)));
  padding: 8px 10px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-width: max-content;
  color: inherit;
  font-weight: 780;
  text-decoration: none;
}

.brand-mark {
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  border: 1px solid rgba(16, 17, 20, 0.14);
  border-radius: 12px;
  background:
    linear-gradient(90deg, var(--ink) 0 49%, var(--accent) 49% 51%, #ffffff 51% 100%);
}

.settings-panel {
  inset-block-end: var(--gap);
  inset-inline-start: var(--gap);
  display: flex;
  align-items: stretch;
  gap: 10px;
  width: auto;
  padding: 0;
  border: 0;
  background: transparent;
  backdrop-filter: none;
}

.setting-card {
  min-height: 87px;
  border: 1px solid rgba(255, 255, 255, 0.52);
  border-radius: 22px;
  background: var(--surface);
  backdrop-filter: blur(28px) saturate(1.55);
}

.width-control {
  width: min(300px, calc(100vw - 2 * var(--gap)));
  padding: 14px 18px 12px;
}

.color-control {
  display: grid;
  align-content: center;
  gap: 12px;
  width: 188px;
  min-width: 0;
  margin: 0;
  padding: 14px 18px 12px;
}

.color-label {
  padding: 0;
  color: var(--muted);
  font-size: var(--text-xs);
}

.color-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.color-swatch {
  position: relative;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: transparent;
}

.color-swatch.is-active span {
  border-color: var(--accent);
}

.color-swatch input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.color-swatch span {
  width: 26px;
  height: 26px;
  border: 2px solid rgba(16, 17, 20, 0.14);
  border-radius: 999px;
  background: var(--swatch-color);
}

.custom-swatch span {
  background: conic-gradient(from 90deg, #ff3b30, #ffcc00, #34c759, #00c7be, #007aff, #af52de, #ff2d55, #ff3b30);
}

.custom-swatch.has-custom-color span {
  background: var(--custom-swatch-color);
}

.control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px 14px;
  min-width: 0;
  color: var(--muted);
  font-size: var(--text-xs);
}

.control output {
  color: var(--ink);
  font-weight: 740;
}

.control input {
  grid-column: 1 / -1;
  width: 100%;
  accent-color: var(--accent);
}

.control input[type="range"] {
  height: 24px;
  margin: 0;
  appearance: none;
  background: transparent;
}

.control input[type="range"]::-webkit-slider-runnable-track {
  height: 8px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent) 0 var(--range-progress, 59%), rgba(37, 99, 235, 0.14) var(--range-progress, 59%) 100%);
}

.control input[type="range"]::-webkit-slider-thumb {
  width: 22px;
  height: 22px;
  margin-top: -7px;
  appearance: none;
  border: 3px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  background: var(--accent);
}

.control input[type="range"]::-moz-range-track {
  height: 8px;
  border: 0;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.14);
}

.control input[type="range"]::-moz-range-progress {
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

.control input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border: 3px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  background: var(--accent);
}

.embed-panel {
  inset-block-end: var(--gap);
  inset-inline-end: var(--gap);
  width: min(260px, calc(100% - 2 * var(--gap)));
  display: grid;
  align-content: center;
  gap: 7px;
  min-height: 87px;
  padding: 8px 8px 10px;
}

.embed-note {
  margin: 0;
  color: color-mix(in srgb, var(--muted), transparent 18%);
  font-size: var(--text-xs);
  text-align: center;
  white-space: nowrap;
}

.primary {
  display: inline-grid;
  place-items: center;
  width: 100%;
  min-height: 44px;
  border: 0;
  border-radius: 999px;
  font-weight: 400;
  transition:
    opacity 150ms ease,
    background 150ms ease;
}

.primary {
  padding-inline: 14px;
  color: var(--accent-ink);
  background: var(--accent);
}

.copy-button {
  grid-template-columns: minmax(0, 1fr) auto;
  justify-items: start;
  gap: 12px;
  padding-inline: 22px 18px;
  text-align: left;
}

.copy-icon {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.primary:disabled {
  opacity: 0.42;
}

.copy-buffer {
  position: fixed;
  inset-inline-start: -9999px;
  inset-block-start: 0;
}

.color-popover {
  position: fixed;
  z-index: 20;
  display: grid;
  gap: 10px;
  width: min(288px, calc(100vw - 20px));
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.74);
  backdrop-filter: blur(30px) saturate(1.45);
  box-shadow:
    0 20px 50px rgba(16, 17, 20, 0.14),
    0 2px 10px rgba(16, 17, 20, 0.06);
}

.color-popover[hidden] {
  display: none;
}

.palette-wrap {
  position: relative;
  height: 140px;
}

.color-palette {
  display: block;
  width: 100%;
  height: 100%;
  border: 1px solid rgba(16, 17, 20, 0.1);
  border-radius: 18px;
  cursor: crosshair;
}

.palette-cursor {
  position: absolute;
  inset-block-start: calc(var(--palette-y, 0.35) * 100%);
  inset-inline-start: calc(var(--palette-x, 0.78) * 100%);
  width: 14px;
  height: 14px;
  border: 2px solid #ffffff;
  border-radius: 50%;
  box-shadow:
    0 0 0 1px rgba(16, 17, 20, 0.42),
    0 2px 6px rgba(16, 17, 20, 0.22);
  pointer-events: none;
  transform: translate(-50%, -50%);
}

.hue-range {
  width: 100%;
  height: 22px;
  margin: 0;
  appearance: none;
  background: transparent;
}

.hue-range::-webkit-slider-runnable-track {
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, #f00, #ff0, #0f0, #0ff, #00f, #f0f, #f00);
}

.hue-range::-webkit-slider-thumb {
  width: 18px;
  height: 18px;
  margin-top: -4px;
  appearance: none;
  border: 3px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  background: hsl(var(--palette-hue, 221) 100% 50%);
}

.hue-range::-moz-range-track {
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, #f00, #ff0, #0f0, #0ff, #00f, #f0f, #f00);
}

.hue-range::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border: 3px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  background: hsl(var(--palette-hue, 221) 100% 50%);
}

.hex-field {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding-inline: 14px;
  border: 1px solid rgba(16, 17, 20, 0.1);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.46);
}

.hex-field span {
  color: var(--muted);
  font-size: var(--text-xs);
  font-weight: 700;
}

.hex-field input {
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  font-weight: 720;
  text-transform: uppercase;
}

.dialog-confirm {
  min-height: 46px;
}

.snackbar {
  position: fixed;
  inset-inline-start: 50%;
  inset-block-end: 18px;
  z-index: 30;
  max-width: min(460px, calc(100vw - 24px));
  padding: 12px 16px;
  border: 0;
  border-radius: 18px;
  color: #7f1d1d;
  background: color-mix(in srgb, rgba(255, 255, 255, 0.72), rgba(239, 68, 68, 0.22) 36%);
  backdrop-filter: blur(30px) saturate(1.55);
  font-size: 12px;
  font-weight: 400;
  text-align: center;
  transform: translate(-50%, calc(100% + 42px));
  opacity: 0;
  pointer-events: none;
  transition:
    transform 260ms ease,
    opacity 180ms ease;
}

.snackbar.is-visible {
  transform: translate(-50%, 0);
  opacity: 1;
}

@media (max-width: 760px) {
  .app {
    padding: 8px;
  }

  .slider-mount {
    inset: 72px 8px 318px;
  }

  .hud-status {
    inset-block-start: 8px;
    inset-block-end: auto;
    inset-inline: 8px;
    max-width: none;
  }

  .canvas-slots {
    inset: 72px 8px 318px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .canvas-slots::before {
    inset-block: 0;
    inset-inline-start: 50%;
    width: 2px;
    height: auto;
    transform: translateX(-50%);
  }

  .canvas-slots.is-compact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .slot-hit {
    min-height: 0;
    padding: 14px;
  }

  .canvas-slot.is-filled .slot-hit {
    min-height: 0;
  }

  .canvas-slots.is-compact .slot-hit,
  .canvas-slots.is-compact .canvas-slot.is-filled .slot-hit {
    align-items: center;
    min-height: 0;
    padding: 12px;
  }

  .canvas-slots.is-compact .slot-help {
    display: none;
  }

  .slot-help,
  .slot-meta {
    display: none;
  }

  .slot-title {
    font-size: 0.95rem;
  }

  .slot-actions {
    inset-block-start: 8px;
    inset-inline-end: 8px;
    gap: 6px;
  }

  .edit-slot,
  .remove-slot {
    width: 31px;
    height: 31px;
  }

  .settings-panel {
    inset-inline: 8px;
    inset-block-end: 154px;
    flex-wrap: wrap;
    gap: 8px;
    width: calc(100% - 16px);
  }

  .width-control {
    flex: 1 1 174px;
    width: auto;
    min-height: 85px;
  }

  .color-control {
    flex: 0 0 auto;
    width: 168px;
    min-height: 85px;
    gap: 8px;
  }

  .color-row {
    gap: 8px;
  }

  .embed-panel {
    inset-inline: 8px;
    inset-block-end: 8px;
    width: auto;
    min-height: 92px;
  }
}

@media (max-width: 380px) {
  .brand span:last-child {
    display: none;
  }

  .settings-panel {
    align-items: stretch;
  }

  .width-control,
  .color-control {
    flex: 1 1 100%;
    width: auto;
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 1ms !important;
    transition-duration: 1ms !important;
  }
}