/* Kulcscsomó generátor — teljes magasságú szerkesztő */

.page-keychain {
  overflow: hidden;
  background: #090c12;
}

.page-keychain .bg {
  display: none;
}

.page-keychain .shell {
  max-width: none;
  height: 100%;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: 0;
  gap: 0;
}

.page-keychain .top {
  display: none;
}

.page-keychain .footer {
  display: none;
}

.kc-layout {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(280px, 360px) 1fr;
  gap: 0;
  position: relative;
  z-index: 1;
}

.kc-panel {
  overflow: auto;
  padding: 0.75rem var(--pad) 1.5rem;
  border-right: 1px solid var(--line-soft);
  background: var(--card);
  backdrop-filter: blur(var(--blur)) saturate(1.2);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.2);
}

.kc-panel-head {
  margin-bottom: 1rem;
}

.kc-title {
  margin: 0.35rem 0 0.25rem;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.4vw, 1.7rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.kc-lead {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.kc-form {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.kc-field {
  margin: 0;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: rgba(13, 17, 26, 0.35);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: background 0.35s ease, border-color 0.35s ease;
}

.kc-field:hover,
.kc-field:focus-within {
  background: var(--card-hover);
  border-color: var(--line);
}

.kc-field legend {
  padding: 0 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.kc-text-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
  align-items: start;
}

#kc-text {
  width: 100%;
  resize: vertical;
  min-height: 2.8rem;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.35);
  color: var(--ink);
  font-family: var(--font-body), "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", emoji;
  font-size: 1rem;
  line-height: 1.35;
}

#kc-text:focus {
  outline: 2px solid rgba(57, 255, 136, 0.35);
  outline-offset: 1px;
  border-color: rgba(57, 255, 136, 0.45);
}

.kc-icon-btn {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  padding: 0.45rem 0.55rem;
  min-width: 3.4rem;
  font-size: 0.7rem;
}

.kc-icon-picker {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.35rem;
  margin-top: 0.65rem;
}

.kc-icon-picker[hidden] {
  display: none;
}

.kc-icon-option {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.28);
  color: var(--ink-soft);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.kc-icon-option:hover,
.kc-icon-option:focus-visible {
  border-color: rgba(57, 255, 136, 0.5);
  background: rgba(57, 255, 136, 0.08);
  color: var(--accent);
  outline: none;
}

.kc-icon-option svg {
  width: 1.45rem;
  height: 1.45rem;
}

.kc-icon-option svg path {
  fill-rule: evenodd;
}

.kc-hint {
  margin: 0.55rem 0 0;
  font-size: 0.75rem;
  color: var(--muted-2);
}

.kc-hint code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
}

#kc-font,
.kc-file input {
  width: 100%;
}

#kc-font {
  appearance: none;
  padding: 0.55rem 0.7rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.35);
  color: var(--ink);
  font: inherit;
}

.kc-file {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-top: 0.55rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.kc-file input {
  font-size: 0.75rem;
  color: var(--ink-soft);
}

.kc-colors,
.kc-materials {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.35rem;
}

.kc-color,
.kc-material-slot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.28rem;
  min-width: 0;
  font-size: 0.75rem;
  color: var(--muted);
}

.kc-color > label:first-child,
.kc-material-slot {
  cursor: pointer;
}

.kc-color input[type="color"],
.kc-material-slot input[type="color"] {
  width: 100%;
  height: 2rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
}

.kc-color input[type="color"]::-webkit-color-swatch-wrapper,
.kc-material-slot input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 2px;
}

.kc-color input[type="color"]::-webkit-color-swatch,
.kc-material-slot input[type="color"]::-webkit-color-swatch {
  border: none;
  border-radius: 6px;
}

.kc-material-label {
  display: grid;
  gap: 0.18rem;
  margin-top: 0.15rem;
  color: var(--muted-2);
  font-size: 0.62rem;
}

.kc-material-label select {
  width: 100%;
  padding: 0.35rem 0.4rem;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #0a0d13;
  color: var(--ink);
  font: 0.68rem var(--font-mono);
  cursor: pointer;
}

.kc-material-label select:focus-visible {
  border-color: rgba(57, 255, 136, 0.55);
  outline: 2px solid rgba(57, 255, 136, 0.18);
}

.kc-swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.4rem;
}

.kc-swatch {
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  cursor: pointer;
  padding: 0;
}

.kc-swatch:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.kc-slider {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-top: 0.55rem;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.kc-slider:first-of-type {
  margin-top: 0.15rem;
}

.kc-slider strong {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--accent);
}

.kc-slider input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.kc-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.kc-actions .btn {
  width: 100%;
  justify-content: center;
  text-align: center;
}

.kc-status {
  min-height: 1.2em;
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.kc-viewport {
  position: relative;
  min-width: 0;
  min-height: 0;
  background:
    radial-gradient(circle at 50% 40%, #eef2f7 0%, #d5dbe6 55%, #c8d0dc 100%);
}

.kc-canvas-wrap {
  position: absolute;
  inset: 0;
}

#kc-canvas {
  display: block;
  width: 100%;
  height: 100%;
  outline: none;
  touch-action: none;
}

.kc-hud {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  pointer-events: none;
}

.kc-dims {
  margin: 0;
  padding: 0.4rem 0.7rem;
  border-radius: 12px;
  border: 1px solid var(--line-soft);
  background: var(--card);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-soft);
}

.kc-hud-hint {
  margin: 0;
  padding: 0.4rem 0.7rem;
  font-size: 0.75rem;
  color: var(--muted-2);
}

@media (max-width: 900px) {
  .page-keychain {
    overflow: auto;
  }

  .page-keychain .shell {
    height: auto;
    min-height: 100dvh;
  }

  .kc-layout {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(42vh, 48vh) auto;
  }

  .kc-panel {
    border-right: none;
    border-top: 1px solid var(--line);
    order: 2;
  }

  .kc-viewport {
    order: 1;
    min-height: 42vh;
  }

  .kc-actions {
    grid-template-columns: 1fr;
  }
}

/* ---------- Studio UI v2 ---------- */
.page-keychain {
  --kc-panel: #141820;
  --kc-panel-2: #1b212c;
  --kc-surface: rgba(255, 255, 255, 0.045);
  --kc-border: rgba(255, 255, 255, 0.1);
  --kc-border-strong: rgba(255, 255, 255, 0.18);
  --kc-text: #f6f8fb;
  --kc-subtle: #9aa3b3;
  --kc-green: #6ee7b7;
  background: #0c1016;
}

.kc-pro {
  grid-template-columns: 392px minmax(0, 1fr);
}

.kc-pro .kc-panel {
  padding: 0;
  overflow: auto;
  border-color: var(--kc-border);
  background: var(--kc-panel);
  scrollbar-width: thin;
  scrollbar-color: #303745 transparent;
}

.kc-pro .kc-panel-head {
  position: sticky;
  top: 0;
  z-index: 12;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 0;
  margin: 0;
  padding: 0.85rem 1.05rem;
  border-bottom: 1px solid var(--kc-border);
  background: rgba(20, 24, 32, 0.94);
  backdrop-filter: blur(18px);
}

.kc-panel-actions {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
}

.kc-mode-toggle {
  display: inline-grid;
  grid-template-columns: 1fr 1fr;
  padding: 0.18rem;
  border: 1px solid var(--kc-border);
  border-radius: 999px;
  background: #0e131b;
}

.kc-mode-btn {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 0.42rem 0.7rem;
  min-width: 4.6rem;
  color: #8b95a8;
  background: transparent;
  font: 600 0.72rem var(--font-body);
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.kc-mode-btn:hover {
  color: #d5dae3;
}

.kc-mode-btn.is-active {
  color: #0b1220;
  background: var(--kc-green);
}

.kc-layout[data-kc-mode="simple"] [data-kc-advanced] {
  display: none !important;
}

.kc-layout[data-kc-mode="simple"] .kc-font-row {
  grid-template-columns: minmax(0, 1fr);
}

.kc-kicker {
  margin: 0 0 0.2rem;
  color: var(--kc-green);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.kc-home {
  display: inline-block;
  margin: 0 0 0.12rem;
  color: var(--kc-subtle);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.kc-home::before {
  content: "← ";
  opacity: 0.7;
}

.kc-home:hover {
  color: var(--kc-green);
}

.kc-pro .kc-title {
  margin: 0;
  color: var(--kc-text);
  font-size: 1.28rem;
  font-weight: 650;
  letter-spacing: -0.035em;
}

.kc-welcome {
  margin: 0;
  padding: 0.95rem 1.05rem 0.35rem;
  color: #b4bcc9;
  font-size: 0.86rem;
  line-height: 1.5;
}

.kc-reset {
  padding: 0.48rem 0.85rem;
  border: 1px solid var(--kc-border);
  border-radius: 999px;
  color: var(--kc-subtle);
  background: transparent;
  font: 500 0.74rem var(--font-body);
  cursor: pointer;
}

.kc-reset:hover {
  border-color: var(--kc-border-strong);
  color: var(--kc-text);
  background: var(--kc-surface);
}

.kc-pro .kc-form {
  gap: 0;
  padding-bottom: 0.5rem;
}

.kc-section {
  padding: 0;
  border-bottom: 1px solid var(--kc-border);
  transition: background 0.18s, box-shadow 0.18s;
}

.kc-section-head {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin: 0;
  padding: 0.85rem 1.05rem;
  list-style: none;
  cursor: pointer;
  user-select: none;
  transition: background 0.15s, opacity 0.15s;
}

.kc-section-head::-webkit-details-marker {
  display: none;
}

.kc-section-head:hover {
  background: var(--kc-surface);
}

.kc-section-head > div {
  flex: 1;
  min-width: 0;
}

.kc-section-chevron {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  margin-top: 0.3rem;
  fill: none;
  stroke: #697386;
  stroke-width: 1.8;
  transition: transform 0.18s, stroke 0.15s;
}

.kc-section[open] > .kc-section-head .kc-section-chevron {
  transform: rotate(180deg);
  stroke: var(--kc-green);
}

.kc-section-body {
  padding: 0 1.05rem 1rem;
}

.kc-step {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: #8b95a8;
  background: rgba(255, 255, 255, 0.04);
  font: 650 0.72rem var(--font-body);
  transition: color 0.15s, border-color 0.15s, background 0.15s, box-shadow 0.15s;
}

.kc-section:not([open]) > .kc-section-head {
  opacity: 0.9;
}

.kc-section:not([open]) > .kc-section-head h2 {
  color: #9aa3b2;
}

.kc-section[open] {
  background: rgba(102, 227, 180, 0.045);
  box-shadow: inset 3px 0 0 var(--kc-green);
}

.kc-section[open] > .kc-section-head {
  opacity: 1;
  background: rgba(102, 227, 180, 0.07);
}

.kc-section[open] > .kc-section-head:hover {
  background: rgba(102, 227, 180, 0.1);
}

.kc-section[open] .kc-step {
  color: #0b1220;
  border-color: transparent;
  background: var(--kc-green);
  box-shadow: 0 0 0 1px rgba(102, 227, 180, 0.35);
}

.kc-section-head h2 {
  margin: 0;
  color: var(--kc-text);
  font-size: 0.95rem;
  font-weight: 620;
  line-height: 1.2;
  transition: color 0.15s;
}

.kc-section[open] > .kc-section-head h2 {
  color: #f2f5fa;
}

.kc-section-head p {
  margin: 0.18rem 0 0;
  color: var(--kc-subtle);
  font-size: 0.74rem;
}

.kc-section[open] > .kc-section-head p {
  color: #8b95a8;
}

.kc-label {
  display: block;
  margin: 0.55rem 0 0.28rem;
  color: #b8c0ce;
  font-size: 0.74rem;
  font-weight: 550;
}

.kc-add-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.4rem;
  margin-bottom: 0.55rem;
}

.kc-items {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.45rem;
}

.kc-item-row {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--kc-border);
  border-radius: 14px;
  background: #10151d;
  overflow: hidden;
}

.kc-item-row.is-open {
  z-index: 50;
  overflow: visible;
  border-color: rgba(102, 227, 180, 0.45);
}

.kc-item-card {
  display: grid;
  grid-template-columns: auto auto 1fr auto auto;
  align-items: center;
  gap: 0.45rem;
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 0;
  border-radius: 0;
  color: inherit;
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s;
}

.kc-item-card:hover {
  background: rgba(255, 255, 255, 0.03);
}

.kc-item-card.is-selected {
  background: rgba(102, 227, 180, 0.08);
}

.kc-item-mat {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  flex-shrink: 0;
}

.kc-item-type {
  display: inline-grid;
  place-items: center;
  min-width: 3.2rem;
  padding: 0.2rem 0.45rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: #a8b0be;
  font: 600 0.68rem var(--font-body);
  letter-spacing: 0;
}

.kc-item-summary {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #d5dae3;
  font-size: 0.82rem;
  font-weight: 560;
}

.kc-item-meta {
  color: #8b95a8;
  font: 0.68rem var(--font-body);
  white-space: nowrap;
}

.kc-item-chevron {
  width: 0.95rem;
  height: 0.95rem;
  stroke: #8b95a8;
  fill: none;
  stroke-width: 2;
  transition: transform 0.16s ease;
}

.kc-item-row.is-open .kc-item-chevron {
  transform: rotate(180deg);
  stroke: var(--kc-green);
}

.kc-item-editor {
  margin: 0;
  padding: 0.55rem 0.65rem 0.65rem;
  border: 0;
  border-top: 1px solid var(--kc-border);
  border-radius: 0;
  background: #0a0e14;
}

.kc-item-editor[hidden] {
  display: none;
}

.kc-item-material {
  margin: 0.55rem 0 0.15rem;
  padding: 0;
  border-top: 0;
}

.kc-item-material .kc-label {
  margin-top: 0;
}

.kc-item-parts {
  margin-top: 0.75rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--kc-border);
}

.kc-item-parts[hidden] {
  display: none;
}

.kc-item-parts > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.kc-item-parts > summary::-webkit-details-marker {
  display: none;
}

.kc-item-parts > summary::after {
  color: #7f8999;
  content: "▾";
  font-size: 0.75rem;
  transition: transform 0.15s ease;
}

.kc-item-parts:not([open]) > summary::after {
  transform: rotate(-90deg);
}

.kc-parts-hint {
  margin: 0.2rem 0 0.45rem;
  font: 0.68rem/1.35 var(--font-body);
  color: #7a8496;
}

.kc-parts-batch {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 0.45rem;
  padding: 0.5rem;
  border: 1px solid var(--kc-border);
  border-radius: 8px;
  background: rgba(102, 227, 180, 0.045);
}

.kc-parts-select-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.kc-parts-select-actions button {
  padding: 0.25rem 0.45rem;
  border: 1px solid var(--kc-border-strong);
  border-radius: 6px;
  background: #151b26;
  color: #b9c1ce;
  font: 600 0.63rem var(--font-body);
  cursor: pointer;
}

.kc-parts-select-actions button:hover {
  border-color: var(--kc-green);
  color: var(--kc-green);
}

.kc-parts-select-actions span {
  margin-left: auto;
  color: #8f99aa;
  font: 600 0.63rem var(--font-body);
}

.kc-parts-batch-mats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.3rem;
}

.kc-parts-batch-mat {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  min-height: 1.9rem;
  padding: 0.25rem 0.2rem;
  border: 1px solid var(--kc-border);
  border-radius: 10px;
  background: #121722;
  color: #aab3c2;
  font: 600 0.62rem var(--font-body);
  cursor: pointer;
}

.kc-parts-batch-mat::before {
  width: 0.8rem;
  height: 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  background: var(--part-color);
  content: "";
}

.kc-parts-batch-mat:hover:not(:disabled) {
  border-color: var(--kc-green);
  color: var(--kc-green);
}

.kc-parts-batch-mat.is-active {
  border-color: var(--kc-green);
  background: rgba(102, 227, 180, 0.14);
  color: var(--kc-green);
}

.kc-parts-batch-mat:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.kc-parts-list {
  display: grid;
  gap: 0.35rem;
  max-height: 11rem;
  overflow: auto;
  padding-right: 0.15rem;
}

.kc-part-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.45rem;
  align-items: center;
  padding: 0.35rem 0.4rem;
  border: 1px solid var(--kc-border);
  border-radius: 8px;
  background: #10151e;
}

.kc-part-row.is-selected {
  border-color: rgba(102, 227, 180, 0.55);
  background: rgba(102, 227, 180, 0.08);
}

.kc-part-select {
  display: grid;
  place-items: center;
  width: 1rem;
  height: 1rem;
}

.kc-part-select input {
  width: 0.9rem;
  height: 0.9rem;
  margin: 0;
  accent-color: var(--kc-green);
  cursor: pointer;
}

.kc-part-label {
  min-width: 0;
  font: 600 0.72rem/1.2 var(--font-body);
  color: #c8cfdb;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kc-part-label samp {
  font: 700 0.85rem/1 var(--font-mono);
  color: #e8edf5;
  letter-spacing: 0.02em;
}

.kc-part-mats {
  display: flex;
  gap: 0.22rem;
}

.kc-part-mat {
  width: 1.15rem;
  height: 1.15rem;
  padding: 0;
  border: 2px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  cursor: pointer;
  touch-action: manipulation;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.28);
}

.kc-part-mat:hover {
  border-color: rgba(255, 255, 255, 0.45);
}

.kc-part-mat.is-active {
  border-color: var(--kc-green);
  box-shadow: 0 0 0 2px rgba(102, 227, 180, 0.28);
}

.kc-material-pick {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.35rem;
  margin-top: 0.35rem;
  position: relative;
  z-index: 2;
}

.kc-material-option {
  position: relative;
  display: grid;
  gap: 0.28rem;
  justify-items: center;
  padding: 0.5rem 0.2rem 0.45rem;
  border: 1px solid var(--kc-border);
  border-radius: 12px;
  background: #121722;
  color: #8b95a8;
  font: 600 0.64rem var(--font-body);
  cursor: pointer;
  touch-action: manipulation;
  transition: border-color 0.15s, background 0.15s, color 0.15s, box-shadow 0.15s;
}

.kc-material-option:hover {
  border-color: var(--kc-border-strong);
  color: #d5dae3;
}

.kc-material-option.is-active {
  border-color: var(--kc-green);
  background: rgba(102, 227, 180, 0.14);
  color: var(--kc-green);
  box-shadow: 0 0 0 1px rgba(102, 227, 180, 0.35);
}

.kc-material-swatch {
  width: 1.55rem;
  height: 1.55rem;
  border-radius: 999px;
  border: 2px solid rgba(255, 255, 255, 0.22);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.25);
}

.kc-material-option.is-active .kc-material-swatch {
  border-color: var(--kc-green);
  box-shadow: 0 0 0 2px rgba(102, 227, 180, 0.25);
}

.kc-material-option-id {
  line-height: 1.15;
  text-align: center;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kc-material-check {
  position: absolute;
  top: 0.28rem;
  right: 0.28rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background: var(--kc-green);
  box-shadow: 0 0 0 2px rgba(102, 227, 180, 0.25);
}

.kc-base-material {
  margin-top: 0.45rem;
}

.kc-item-editor-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.kc-item-editor-head strong {
  color: #d7dde7;
  font-size: 0.78rem;
}

.kc-item-delete {
  border: 1px solid rgba(248, 113, 113, 0.35);
  border-radius: 999px;
  padding: 0.32rem 0.7rem;
  color: #fca5a5;
  background: rgba(248, 113, 113, 0.08);
  font: 550 0.65rem var(--font-body);
  cursor: pointer;
}

.kc-item-delete:hover {
  border-color: rgba(248, 113, 113, 0.55);
  background: rgba(248, 113, 113, 0.14);
}

.kc-editor-block[hidden] {
  display: none;
}

.kc-item-editor #kc-item-text {
  width: 100%;
  min-height: 4.2rem;
  padding: 0.7rem 0.85rem;
  resize: vertical;
  border: 1px solid var(--kc-border);
  border-radius: 12px;
  color: var(--kc-text);
  background: #080b11;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.025);
  font-size: 0.92rem;
  line-height: 1.4;
  font-family: var(--font-body), "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", emoji;
}

.kc-item-editor #kc-item-text::placeholder {
  color: #6b7382;
}

.kc-item-editor #kc-item-text:focus {
  border-color: rgba(102, 227, 180, 0.55);
  outline: 3px solid rgba(102, 227, 180, 0.08);
}

.kc-item-editor .kc-slider {
  margin-top: 0.45rem;
}

.kc-item-editor .kc-icon-grid {
  margin-top: 0.2rem;
  max-height: 16rem;
  overflow: auto;
  padding-right: 0.1rem;
}

.kc-pro .kc-icon-option.is-active {
  border-color: rgba(102, 227, 180, 0.55);
  background: rgba(102, 227, 180, 0.12);
  color: var(--kc-green);
}

.kc-image-previews {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.45rem;
}

.kc-image-previews figure {
  margin: 0;
  padding: 0.4rem;
  border: 1px solid var(--kc-border);
  border-radius: 9px;
  background: #080b11;
}

.kc-image-previews img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
  border-radius: 6px;
  background:
    linear-gradient(45deg, #1a2030 25%, transparent 25%) 0 0 / 12px 12px,
    linear-gradient(-45deg, #1a2030 25%, transparent 25%) 0 6px / 12px 12px,
    linear-gradient(45deg, transparent 75%, #1a2030 75%) 6px -6px / 12px 12px,
    linear-gradient(-45deg, transparent 75%, #1a2030 75%) -6px 0 / 12px 12px,
    #0f1420;
}

.kc-image-previews figcaption {
  margin-top: 0.35rem;
  color: #687283;
  font-size: 0.58rem;
  text-align: center;
}

.kc-check {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.65rem;
  color: #b8c0ce;
  font-size: 0.72rem;
  cursor: pointer;
}

.kc-check input {
  width: 0.95rem;
  height: 0.95rem;
  accent-color: #66e3b4;
}

.kc-hint-inline {
  margin: 0.5rem 0 0;
  color: #8b95a8;
  font-size: 0.72rem;
  line-height: 1.45;
}

.kc-pro .kc-text-row {
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.45rem;
  align-items: stretch;
}

.kc-text-actions {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.kc-pro #kc-font {
  min-height: 43px;
  padding: 0.65rem 0.78rem;
  resize: vertical;
  border: 1px solid var(--kc-border);
  border-radius: 9px;
  color: var(--kc-text);
  background: #0c1017;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.025);
  font-size: 0.87rem;
  line-height: 1.35;
  font-family: var(--font-body);
}

.kc-pro #kc-font:focus {
  border-color: rgba(102, 227, 180, 0.55);
  outline: 3px solid rgba(102, 227, 180, 0.08);
}

.kc-add-icon {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.28rem;
  min-height: 3.55rem;
  padding: 0.5rem 0.3rem;
  border: 1px solid var(--kc-border);
  border-radius: 14px;
  color: #d5dae3;
  background: var(--kc-panel-2);
  font: 550 0.74rem var(--font-body);
  cursor: pointer;
  white-space: nowrap;
}

.kc-add-icon:hover,
.kc-add-icon[aria-expanded="true"] {
  border-color: rgba(102, 227, 180, 0.4);
  color: var(--kc-green);
  background: rgba(102, 227, 180, 0.07);
}

.kc-add-icon svg,
.kc-upload svg,
.kc-export-primary svg,
.kc-export-outline svg,
.kc-view-tools svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.kc-input-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 0.35rem;
  color: #7d8796;
  font-size: 0.68rem;
}

.kc-icon-popover {
  margin-top: 0.65rem;
  padding: 0.7rem;
  border: 1px solid var(--kc-border-strong);
  border-radius: 10px;
  background: #0c1017;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.35);
}

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

.kc-popover-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}

.kc-popover-head strong {
  font-size: 0.72rem;
}

.kc-popover-head span {
  color: var(--kc-subtle);
  font-size: 0.6rem;
}

.kc-icon-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.32rem;
  max-height: 14rem;
  overflow: auto;
  padding-right: 0.15rem;
}

.kc-icon-search {
  width: 100%;
  margin: 0 0 0.45rem;
  padding: 0.5rem 0.7rem;
  border: 1px solid var(--kc-border, var(--line));
  border-radius: 12px;
  background: var(--kc-panel-2, rgba(0, 0, 0, 0.28));
  color: var(--ink-soft, inherit);
  font-family: "Inter", sans-serif;
  font-size: 0.88rem;
}

.kc-icon-search:focus {
  outline: none;
  border-color: rgba(57, 255, 136, 0.55);
}

.kc-icon-empty {
  grid-column: 1 / -1;
  margin: 0.35rem 0;
  font-size: 0.8rem;
  color: var(--muted-2, #8b95a8);
  text-align: center;
}

.kc-pro .kc-icon-option {
  border-radius: 10px;
  border-color: var(--kc-border);
  background: var(--kc-panel-2);
}

.kc-pro .kc-icon-option svg {
  width: 1.25rem;
  height: 1.25rem;
}

.kc-font-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 43px;
  gap: 0.45rem;
  position: relative;
}

.kc-font-picker {
  position: relative;
  min-width: 0;
}

.kc-font-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  width: 100%;
  min-height: 43px;
  padding: 0 0.7rem 0 0.85rem;
  border: 1px solid var(--kc-border);
  border-radius: 12px;
  color: var(--kc-text);
  background: #0c1017;
  cursor: pointer;
  text-align: left;
}

.kc-font-trigger:hover,
.kc-font-trigger[aria-expanded="true"] {
  border-color: rgba(102, 227, 180, 0.45);
}

.kc-font-trigger-sample {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 1.05rem;
  line-height: 1.2;
}

.kc-font-trigger svg {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  fill: none;
  stroke: #697386;
  stroke-width: 1.8;
  transition: transform 0.18s;
}

.kc-font-trigger[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.kc-font-menu {
  position: absolute;
  z-index: 100;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  max-height: 280px;
  overflow: auto;
  padding: 0.35rem;
  border: 1px solid var(--kc-border-strong);
  border-radius: 10px;
  background: #0c1017;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

.kc-font-menu[hidden] {
  display: none;
}

.kc-font-option {
  display: block;
  width: 100%;
  padding: 0.7rem 0.75rem;
  border: 0;
  border-radius: 7px;
  color: #d7dde6;
  background: transparent;
  text-align: left;
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1.15;
}

.kc-font-option:hover,
.kc-font-option.is-active {
  background: rgba(102, 227, 180, 0.1);
  color: #fff;
}

.kc-font-option small {
  display: block;
  margin-top: 0.2rem;
  color: #687283;
  font: 0.62rem / 1.2 var(--font-body);
}

.kc-hole-tip {
  margin: 0;
  color: #8b95a8;
  font-size: 0.74rem;
  line-height: 1.45;
}

.kc-hole-tip code {
  font-size: 0.68rem;
  color: #c5ccd8;
}

.kc-item-editor #kc-comb-source {
  width: 100%;
  min-height: 7.5rem;
  padding: 0.7rem 0.85rem;
  resize: vertical;
  border: 1px solid var(--kc-border);
  border-radius: 12px;
  color: var(--kc-text);
  background: #080b11;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.025);
  font-size: 0.78rem;
  line-height: 1.45;
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
}

.kc-item-editor #kc-comb-source:focus {
  border-color: rgba(102, 227, 180, 0.55);
  outline: 3px solid rgba(102, 227, 180, 0.08);
}

.kc-comb-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.5rem 0 0.35rem;
}

.kc-comb-notes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(5.6rem, 1fr));
  gap: 0.35rem;
  margin: 0.55rem 0 0.35rem;
}

.kc-comb-note {
  display: flex;
  flex-direction: column;
  gap: 0.12rem;
  min-width: 0;
}

.kc-comb-note span {
  color: #8b93a2;
  font-size: 0.62rem;
  font-weight: 650;
}

.kc-comb-note select {
  width: 100%;
  border: 1px solid var(--kc-border);
  border-radius: 8px;
  background: #10151d;
  color: #e8edf5;
  font: 600 0.78rem var(--font-body);
  padding: 0.28rem 0.35rem;
}

.kc-add-icon:disabled {
  opacity: 0.38;
  cursor: not-allowed;
}

.kc-pro.is-comb-mode .kc-base-styles,
.kc-pro.is-comb-mode .kc-base-dims {
  display: none;
}

.kc-pro.is-comb-mode .kc-welcome {
  display: none;
}

.kc-comb-presets button {
  padding: 0.28rem 0.55rem;
  border: 1px solid var(--kc-border);
  border-radius: 999px;
  color: #d5dae3;
  background: #10151d;
  font: 550 0.68rem var(--font-body);
  cursor: pointer;
}

.kc-comb-presets button:hover,
.kc-comb-presets button.is-active {
  border-color: rgba(102, 227, 180, 0.45);
  color: var(--kc-green);
  background: rgba(102, 227, 180, 0.08);
}

.kc-comb-status {
  margin: 0.2rem 0 0.45rem;
  color: #9aa3b2;
  font-size: 0.72rem;
}

.kc-comb-status.is-error {
  color: #fca5a5;
}

.kc-canvas-wrap.is-dragging,
.kc-canvas-wrap.is-dragging #kc-canvas {
  cursor: grabbing;
}

.kc-canvas-wrap.can-grab #kc-canvas {
  cursor: grab;
}

.kc-upload {
  display: grid;
  place-items: center;
  border: 1px solid var(--kc-border);
  border-radius: 9px;
  color: var(--kc-subtle);
  background: var(--kc-panel-2);
  cursor: pointer;
}

.kc-upload:hover {
  color: var(--kc-text);
  border-color: var(--kc-border-strong);
}

.kc-upload input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.kc-pro .kc-colors,
.kc-pro .kc-materials {
  gap: 0.35rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.kc-pro .kc-color,
.kc-pro .kc-material-slot {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-width: 0;
  padding: 0.5rem 0.3rem 0.5rem;
  border: 1px solid var(--kc-border);
  border-radius: 14px;
  color: #9aa3b2;
  background: #10151d;
  cursor: pointer;
}

.kc-pro .kc-color input[type="color"],
.kc-pro .kc-material-slot input[type="color"] {
  width: 100%;
  height: 36px;
  border: 0;
  border-radius: 10px;
}

.kc-pro .kc-material-slot span {
  color: #c5cbd5;
  font: 600 0.72rem var(--font-body);
  letter-spacing: 0;
}

.kc-colors-hint {
  margin: 0 0 0.7rem;
  color: #9aa3b3;
  font-size: 0.76rem;
  line-height: 1.45;
}

.kc-advanced {
  border-bottom: 1px solid var(--kc-border);
}

.kc-advanced summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.65rem 0.95rem;
  color: #cbd1da;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.kc-advanced summary::-webkit-details-marker {
  display: none;
}

.kc-advanced summary:hover {
  background: var(--kc-surface);
}

.kc-advanced summary span,
.kc-advanced summary strong,
.kc-advanced summary small {
  display: block;
}

.kc-advanced summary strong {
  font-size: 0.74rem;
  font-weight: 580;
}

.kc-advanced summary small {
  margin-top: 0.12rem;
  color: #687283;
  font-size: 0.61rem;
}

.kc-advanced summary svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: #697386;
  stroke-width: 1.8;
  transition: transform 0.18s;
}

.kc-advanced[open] summary svg {
  transform: rotate(180deg);
}

.kc-advanced-body {
  padding: 0 0.95rem 0.75rem;
}

.kc-base-styles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.4rem;
  margin: 0 0 0.35rem;
}

.kc-base-style {
  display: block;
  cursor: pointer;
}

.kc-base-style input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.kc-base-style-card {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 0.45rem;
  row-gap: 0.05rem;
  align-items: center;
  min-height: 3.25rem;
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--kc-border);
  border-radius: 14px;
  background: #10151d;
  transition: border-color 0.15s, background 0.15s;
}

.kc-base-style-card svg {
  grid-row: 1 / span 2;
  width: 2rem;
  height: 1.4rem;
  fill: none;
  stroke: #8b95a8;
  stroke-width: 1.6;
}

.kc-base-style-card strong {
  font-size: 0.76rem;
  font-weight: 600;
  color: #d5dbe6;
}

.kc-base-style-card small {
  color: #7d8796;
  font-size: 0.66rem;
}

.kc-base-style:hover .kc-base-style-card {
  background: rgba(255, 255, 255, 0.03);
}

.kc-base-style:has(input:checked) .kc-base-style-card,
.kc-base-style input:checked + .kc-base-style-card {
  border-color: rgba(102, 227, 180, 0.5);
  background: rgba(102, 227, 180, 0.08);
}

.kc-base-style:has(input:checked) .kc-base-style-card svg,
.kc-base-style input:checked + .kc-base-style-card svg {
  stroke: var(--kc-green);
}

.kc-base-style:has(input:focus-visible) .kc-base-style-card,
.kc-base-style input:focus-visible + .kc-base-style-card {
  outline: 2px solid rgba(102, 227, 180, 0.55);
  outline-offset: 1px;
}

.kc-base-dims {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.kc-pro .kc-slider {
  gap: 0.35rem;
  margin-top: 0.5rem;
  color: #b4bcc9;
  font-size: 0.74rem;
}

.kc-pro .kc-slider output {
  color: var(--kc-green);
  font: 550 0.74rem var(--font-body);
}

.kc-pro .kc-slider input[type="range"] {
  height: 4px;
  accent-color: var(--kc-green);
}

.kc-section-primary {
  padding-bottom: 0;
}

.kc-section-primary[open] .kc-section-body {
  padding-bottom: 1.25rem;
}

.kc-export-card {
  position: sticky;
  bottom: 0;
  z-index: 10;
  margin-top: 0.25rem;
  padding: 0.85rem 1.05rem calc(1rem + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--kc-border);
  background: linear-gradient(180deg, rgba(20, 24, 32, 0.92), #141820 24%);
  backdrop-filter: blur(16px);
}

.kc-export-info {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.5rem;
}

.kc-export-info strong,
.kc-export-info small {
  display: block;
}

.kc-export-info strong {
  color: #e7edf6;
  font-size: 0.82rem;
}

.kc-export-info small {
  margin-top: 0.12rem;
  color: #8b95a8;
  font-size: 0.68rem;
}

.kc-ready-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  border-radius: 50%;
  background: var(--kc-green);
  box-shadow: 0 0 0 4px rgba(102, 227, 180, 0.09), 0 0 14px rgba(102, 227, 180, 0.4);
}

.kc-estimate {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.35rem;
  margin: 0 0 0.6rem;
  padding: 0.55rem 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.22);
}

.kc-estimate-item {
  min-width: 0;
  text-align: center;
}

.kc-estimate-item small,
.kc-estimate-item strong {
  display: block;
}

.kc-estimate-item small {
  color: #8b95a8;
  font-size: 0.62rem;
  letter-spacing: 0.02em;
}

.kc-estimate-item strong {
  margin-top: 0.18rem;
  color: #e7edf6;
  font: 600 0.78rem var(--font-body);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kc-estimate-note {
  margin: 0.45rem 0 0;
  color: #7d8796;
  font-size: 0.64rem;
  line-height: 1.4;
  text-align: center;
}

.kc-live-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  border-radius: 50%;
  background: #16a34a;
  box-shadow: 0 0 0 4px rgba(22, 163, 74, 0.12), 0 0 10px rgba(22, 163, 74, 0.25);
}

.kc-export-primary,
.kc-export-outline,
.kc-export-secondary {
  width: 100%;
  min-height: 44px;
  border-radius: 14px;
  font-family: var(--font-body);
  font-weight: 620;
  cursor: pointer;
}

.kc-export-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 0;
  color: #07130e;
  background: var(--kc-green);
  box-shadow: 0 10px 24px rgba(110, 231, 183, 0.22);
  font-size: 0.9rem;
}

.kc-export-primary:hover {
  background: #86efc7;
  transform: translateY(-1px);
}

.kc-export-primary:disabled {
  opacity: 0.65;
  cursor: wait;
  transform: none;
}

.kc-export-outline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 40px;
  margin-top: 0.4rem;
  border: 1px solid var(--kc-border-strong);
  color: #d5dae3;
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.8rem;
}

.kc-export-outline:hover {
  border-color: rgba(110, 231, 183, 0.45);
  color: var(--kc-green);
  background: rgba(110, 231, 183, 0.08);
}

.kc-export-secondary {
  min-height: 36px;
  margin-top: 0.3rem;
  border: 0;
  color: #8b95a8;
  background: transparent;
  font-size: 0.74rem;
}

.kc-export-secondary:hover {
  color: #b9c1cd;
}

.kc-pro .kc-status {
  min-height: 0;
  margin-top: 0.4rem;
  text-align: center;
  font-size: 0.72rem;
}

.kc-pro .kc-status:empty {
  display: none;
}

.kc-pro .kc-viewport {
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 40%, #eef2f7 0%, #d5dbe6 55%, #c8d0dc 100%);
}

.kc-pro .kc-viewport::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(40, 55, 80, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40, 55, 80, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  mask-image: radial-gradient(circle at center, black, transparent 78%);
}

.kc-viewport-top {
  position: absolute;
  z-index: 5;
  top: 1rem;
  left: 1rem;
  right: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
}

.kc-view-title,
.kc-view-tools {
  display: flex;
  align-items: center;
}

.kc-view-title {
  gap: 0.55rem;
  padding: 0.55rem 0.85rem;
  border: 1px solid rgba(30, 40, 55, 0.12);
  border-radius: 999px;
  color: #3b4556;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(14px);
  font-size: 0.78rem;
}

.kc-view-title span {
  color: #6b7382;
  font-weight: 500;
}

.kc-view-title span::before {
  content: "·";
  margin-right: 0.4rem;
  opacity: 0.55;
}

.kc-view-tools {
  padding: 3px;
  border: 1px solid rgba(30, 40, 55, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(14px);
  pointer-events: auto;
}

.kc-view-tools button {
  display: grid;
  place-items: center;
  min-width: 40px;
  height: 32px;
  padding: 0 0.6rem;
  border: 0;
  border-radius: 999px;
  color: #5c6778;
  background: transparent;
  font: 550 0.7rem var(--font-body);
  cursor: pointer;
}

.kc-view-tools button:hover {
  color: #1f2937;
}

.kc-view-tools button.is-active {
  color: #111827;
  background: rgba(15, 23, 42, 0.08);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.kc-loading {
  position: absolute;
  z-index: 4;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 0.7rem;
  color: #8791a1;
  background: rgba(10, 13, 19, 0.55);
  backdrop-filter: blur(4px);
  transition: opacity 0.2s, visibility 0.2s;
  pointer-events: none;
}

.kc-loading.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.kc-loading span {
  width: 26px;
  height: 26px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--kc-green);
  border-radius: 50%;
  animation: kc-spin 0.75s linear infinite;
}

.kc-loading p {
  margin: 0;
  font-size: 0.8rem;
}

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

.kc-pro .kc-hud {
  z-index: 5;
  align-items: flex-end;
}

.kc-model-data {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.62rem 0.9rem;
  border: 1px solid rgba(30, 40, 55, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(14px);
  cursor: help;
  transition: border-color 0.16s ease, background 0.16s ease, box-shadow 0.16s ease;
}

.kc-model-data:hover,
.kc-model-data.is-dim-active {
  border-color: rgba(34, 120, 90, 0.35);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 0 0 3px rgba(57, 255, 136, 0.12);
}

.kc-model-data span,
.kc-model-data small,
.kc-model-data strong {
  display: block;
}

.kc-model-data small {
  color: #6b7382;
  font: 0.62rem var(--font-body);
  letter-spacing: 0.02em;
}

.kc-model-data strong {
  margin-top: 0.12rem;
  color: #1f2937;
  font: 550 0.78rem var(--font-body);
}

.kc-model-data i {
  width: 1px;
  height: 25px;
  background: rgba(30, 40, 55, 0.12);
}

.kc-pro .kc-hud-hint {
  display: flex;
  gap: 0.8rem;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  color: #5b6575;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  font-size: 0.68rem;
}

@media (max-width: 1100px) {
  .kc-pro {
    grid-template-columns: 350px minmax(0, 1fr);
  }

  .kc-pro .kc-panel-head {
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .kc-panel-actions {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 900px) {
  .kc-pro {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(48vh, 520px) auto;
  }

  .kc-pro .kc-panel {
    overflow: visible;
  }

  .kc-pro .kc-panel-head,
  .kc-export-card {
    position: static;
  }

  .kc-viewport-top {
    top: 0.65rem;
    left: 0.65rem;
    right: 0.65rem;
  }

  .kc-view-title {
    display: none;
  }

  .kc-pro .kc-hud {
    left: 0.65rem;
    right: 0.65rem;
    bottom: 0.65rem;
  }

  .kc-pro .kc-hud-hint {
    display: none;
  }
}

@media (max-width: 480px) {
  .kc-pro {
    grid-template-rows: 52vh auto;
  }

  .kc-pro .kc-colors,
  .kc-pro .kc-materials {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .kc-pro .kc-color,
  .kc-pro .kc-material-slot {
    padding: 0.3rem 0.2rem 0.35rem;
  }

  .kc-add-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .kc-icon-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .kc-model-data {
    width: 100%;
    justify-content: space-between;
  }
}