:root {
  --bg: #e8e4dc;
  --panel: rgba(255, 252, 247, 0.92);
  --ink: #1c2430;
  --muted: #5c6570;
  --line: #2f5fbf;
  --track: #3c4146;
  --accent: #2f5fbf;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  height: 100%;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
}

#app {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  height: 100%;
}

aside {
  width: 320px;
  min-width: 320px;
  max-width: 320px;
  padding: 22px 20px 18px;
  background: var(--panel);
  border-right: 1px solid rgba(47, 95, 191, 0.18);
  overflow-x: hidden;
  overflow-y: auto;
  scrollbar-gutter: stable;
  backdrop-filter: blur(8px);
}

h1,
.show-list-title {
  font-size: 18px;
  font-weight: 650;
  margin: 0 0 calc((6px + 1lh) / 2);
  letter-spacing: 0.02em;
}

.show-list-title {
  margin-top: 16px;
}

#curate-title {
  overflow-wrap: anywhere;
}

.lede {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--muted);
  margin: 0 0 18px;
}

.meta {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.meta div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 12.5px;
  padding: 7px 10px;
  background: #f4f1ea;
  border-radius: 8px;
}

.meta span {
  color: var(--muted);
}

.meta strong {
  font-weight: 600;
}

.controls {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

button,
label.chk {
  font: inherit;
  font-size: 13px;
}

button {
  border: 1px solid #c5d0e8;
  background: #fff;
  color: var(--ink);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
}

button.active,
button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

#show-studio.view-only #spot-edit,
#show-studio.view-only #tool-col button,
#show-studio.view-only #open-work-dialog,
#show-studio.view-only #open-install-dialog,
#show-studio.view-only #open-decor-dialog,
#show-studio.view-only .work-list button,
#show-studio.view-only .work-list input,
#show-studio.view-only .size-row {
  pointer-events: none;
  opacity: 0.4;
}

.nav-home h1 {
  text-align: center;
}

label.chk {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 8px;
  width: 100%;
  text-align: left;
  color: var(--muted);
  cursor: pointer;
}

label.chk input {
  width: auto;
  margin: 2px 0 0;
  flex: none;
}

.legend {
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

.legend i {
  display: inline-block;
  width: 18px;
  height: 3px;
  margin-right: 6px;
  vertical-align: middle;
}

.legend .wall {
  height: 8px;
  background: #ffffff;
  border: 1px solid #c5c8cc;
  box-sizing: border-box;
}
.legend .floor {
  height: 8px;
  background: #a7aaae;
}
.legend .panel {
  width: 18px;
  height: 10px;
  background: linear-gradient(90deg, #f3ead7 50%, #7e8388 50%);
  border: 1px solid #c5c8cc;
  box-sizing: border-box;
}
.legend .track,
.legend .ltrack {
  background: none;
  height: 0;
  border-top: 2px dashed #1a1a1a;
}
.legend .track {
  border-top-color: var(--track);
}
.note {
  margin-top: 16px;
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--muted);
  padding-top: 12px;
  border-top: 1px solid rgba(47, 95, 191, 0.14);
}

.eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.nav-home {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

button.nav-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  text-align: left;
  padding: 14px 14px;
  border-radius: 12px;
}

button.nav-card strong {
  font-size: 15px;
  color: var(--ink);
}

button.nav-card span {
  font-size: 12px;
  line-height: 1.45;
  color: var(--muted);
  font-weight: 400;
}

button.nav-card:hover strong,
button.nav-card.active strong {
  color: var(--accent);
}

button.back {
  width: 36px;
  height: 36px;
  margin: 0 0 14px;
  padding: 0;
  display: inline-grid;
  place-items: center;
}

button.dir-item.active {
  background: #eef3fb;
}

button.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

button.primary:hover {
  color: #fff;
  background: #244e9e;
}

.work-form,
.work-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.work-form {
  margin-bottom: 16px;
}

.work-form label,
.hang-row select {
  font-size: 12px;
  color: var(--muted);
}

.work-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tool-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

button.tool,
.poster-row {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  text-align: left;
}

button.tool {
  font-weight: 600;
  margin-bottom: 8px;
}

#workspace,
#section-curate,
#show-studio,
.fold,
.work-list {
  min-width: 0;
  max-width: 100%;
}

.fold {
  margin: 0 0 12px;
  border: 1px solid #c5d0e8;
  border-radius: 10px;
  background: #fff;
}

.fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 650;
  list-style: none;
  justify-content: flex-start;
}

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

.fold summary::before {
  content: "";
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-right: 1.6px solid currentColor;
  border-bottom: 1.6px solid currentColor;
  transform: rotate(-45deg);
  flex: none;
}

.fold[open] summary::before {
  transform: rotate(45deg) translate(-1px, -1px);
}

.fold summary span {
  margin-left: auto;
  color: var(--muted);
  font-weight: 500;
}

.fold .work-list {
  margin: 0;
  padding: 0 8px 8px;
}

.tool-label {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
  gap: 1px;
}

.tool-label small {
  color: var(--muted);
  font-size: 11px;
}

.poster-row button {
  width: auto;
  padding: 4px 8px;
}

.poster-preview {
  width: 36px;
  height: 48px;
  object-fit: cover;
  border-radius: 2px;
  background: #f6f1e7;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(28, 36, 48, 0.38);
}

.modal-card {
  width: min(380px, 100%);
  max-height: min(640px, calc(100vh - 48px));
  margin: 0;
  padding: 18px 18px 16px;
  overflow: auto;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(28, 36, 48, 0.18);
}

.decor-dialog-card {
  width: min(560px, 100%);
  max-height: min(78vh, 720px);
  overflow: auto;
}

.decor-groups {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 12px;
}

.decor-groups h3 {
  margin: 0 0 calc((8px + 1lh) / 2);
  font-size: 13px;
}

.decor-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

button.decor-pick {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  min-height: 78px;
  padding: 8px;
  text-align: left;
  font-weight: 600;
}

button.decor-pick small {
  font-weight: 400;
  color: var(--muted);
  font-size: 11px;
}

.decor-swatch {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  width: 100%;
  height: 40px;
  background: #f4f1ea;
  border-radius: 6px;
}

.decor-swatch i {
  display: block;
  border-radius: 2px;
}

.work-form.frame-open {
  width: min(640px, 100%);
}

.frame-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 196px;
  margin: 12px 0;
  padding: 18px;
  background: #d9d3c8;
  border-radius: 10px;
}

.frame-mat {
  display: inline-block;
  max-width: 100%;
  background: transparent;
}

.frame-stage img {
  display: block;
  max-width: 240px;
  max-height: 168px;
  background: #fff;
}

.frame-stage[data-frame="black"] img { border: 8px solid #1a1a1a; }
.frame-stage[data-frame="white"] img { border: 8px solid #f7f4ee; box-shadow: 0 0 0 1px #c9c3b8; }
.frame-stage[data-frame="gold"] img { border: 12px solid #c6a15b; }
.frame-stage[data-frame="oak"] img { border: 14px solid #c4a574; }
.frame-stage[data-frame="walnut"] img { border: 18px solid #5a3a28; }
.frame-stage[data-frame="silver"] img { border: 5px solid #c5c8cc; }
.frame-stage[data-frame="mat"] .frame-mat {
  padding: 16px;
  background: #f7f4ee;
  border: 6px solid #1a1a1a;
}

.frame-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(108px, 1fr));
  gap: 8px;
  margin-bottom: 14px;
}

button.frame-pick {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  min-height: 86px;
  padding: 8px;
  text-align: left;
  font-weight: 600;
}

button.frame-pick small {
  font-weight: 400;
  color: var(--muted);
  font-size: 11px;
}

button.frame-pick.on {
  border-color: var(--accent);
  background: #eef3fb;
}

.frame-swatch {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 36px;
  background: #f4f1ea;
  border-radius: 4px;
}

.frame-swatch i {
  display: block;
  width: 22px;
  height: 16px;
  background: #efe8dc;
}

#art-cursor[data-frame="black"] img { outline: 5px solid #1a1a1a; }
#art-cursor[data-frame="white"] img { outline: 5px solid #f7f4ee; }
#art-cursor[data-frame="gold"] img { outline: 7px solid #c6a15b; }
#art-cursor[data-frame="oak"] img { outline: 7px solid #c4a574; }
#art-cursor[data-frame="walnut"] img { outline: 9px solid #5a3a28; }
#art-cursor[data-frame="silver"] img { outline: 3px solid #c5c8cc; }
#art-cursor[data-frame="mat"] img { outline: 10px solid #f7f4ee; box-shadow: 0 0 0 4px #1a1a1a; }

.modal-card h2 {
  margin: 0 0 calc((12px + 1lh) / 2);
  font-size: 16px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.modal-actions button {
  width: auto;
  min-width: 72px;
}

input,
textarea,
select {
  font: inherit;
  font-size: 13px;
  color: var(--ink);
  width: 100%;
  border: 1px solid #c5d0e8;
  border-radius: 8px;
  padding: 7px 8px;
  background: #fff;
}

textarea {
  resize: vertical;
}

.form-msg,
.work-count,
.empty,
.work-note,
.status,
.size-row {
  margin: 0;
  font-size: 12px;
  line-height: 1.45;
  color: var(--muted);
}

.size-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.size-row input[type="range"] {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
}

.show-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
  -webkit-touch-callout: none;
  user-select: none;
}

.show-menu {
  position: fixed;
  z-index: 30;
  min-width: 96px;
  padding: 4px;
  background: #fff;
  border: 1px solid #c5d0e8;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(28, 36, 48, 0.16);
}

.show-menu button {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
}

.show-card {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.show-card.active .show-open {
  border-color: var(--accent);
  background: #eef3fb;
}

button.show-open {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  text-align: left;
}

button.show-open span {
  font-size: 12px;
  color: var(--muted);
  font-weight: 400;
}

.show-now {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 650;
}

.work-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.work-card {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 10px;
  padding: 10px;
  min-width: 0;
  max-width: 100%;
  background: #f4f1ea;
  border-radius: 10px;
}

.work-card img,
.work-card .ph {
  width: 64px;
  height: 80px;
  object-fit: cover;
  border-radius: 6px;
  background: #f6f1e7;
  border: 1px solid #ddd6cb;
}

.work-card .ph {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  text-align: center;
  font-size: 11px;
  line-height: 1.3;
  color: var(--ink);
}

.work-body {
  min-width: 0;
}

.work-body strong {
  font-size: 13px;
  overflow-wrap: anywhere;
}

.work-body p {
  margin: 0;
}

.hang-row,
.work-actions {
  display: flex;
  gap: 6px;
}

.work-actions button,
.hang-row select {
  flex: 1;
  min-width: 0;
}

button:disabled {
  opacity: 0.45;
  cursor: default;
}

#art-cursor {
  position: fixed;
  z-index: 30;
  width: 112px;
  pointer-events: none;
  transform: translate(-50%, -58%);
  filter: drop-shadow(0 10px 18px rgba(28, 36, 48, 0.28));
}

#art-cursor img,
#art-cursor span {
  display: block;
  width: 112px;
  border-radius: 2px;
  background: #f6f1e7;
}

#art-cursor span {
  padding: 18px 10px;
  text-align: center;
  font-size: 13px;
  line-height: 1.35;
  color: var(--ink);
}

#viewport {
  position: relative;
  min-width: 0;
  min-height: 420px;
}

@media (max-width: 860px) {
  #app {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    height: auto;
    min-height: 100%;
  }

  aside {
    width: auto;
    min-width: 0;
    max-width: none;
    border-right: 0;
    border-bottom: 1px solid rgba(47, 95, 191, 0.18);
  }

  #viewport {
    height: 72vh;
  }
}

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

.hud {
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 3;
  display: flex;
  gap: 10px;
  align-items: flex-end;
  pointer-events: none;
}

.scale {
  background: rgba(255, 252, 247, 0.9);
  border-radius: 8px;
  padding: 8px 10px 7px;
  font-size: 11px;
  color: var(--muted);
}

.scale-bar {
  margin-top: 5px;
  height: 8px;
  border-bottom: 2px solid #1c2430;
  border-left: 2px solid #1c2430;
  border-right: 2px solid #1c2430;
  box-sizing: border-box;
}

#compass {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 3;
  width: 78px;
  height: 78px;
  pointer-events: none;
}

#compass[hidden] {
  display: none;
}

.rose {
  position: relative;
  width: 100%;
  height: 100%;
  border: 1.5px solid #1c2430;
  border-radius: 50%;
  background: rgba(255, 252, 247, 0.94);
}

.rose .dir {
  position: absolute;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.rose .s {
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  color: #b42323;
}
.rose .n {
  bottom: 5px;
  left: 50%;
  transform: translateX(-50%);
}
.rose .e {
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
}
.rose .w {
  left: 6px;
  top: 50%;
  transform: translateY(-50%);
}
.rose .needle {
  position: absolute;
  left: 50%;
  top: 16px;
  width: 2px;
  height: 22px;
  background: #b42323;
  transform: translateX(-50%);
}

.legend .glass {
  height: 8px;
  background: linear-gradient(#d5e7f0, #8fb4c6);
  border: 1px solid #7f9eae;
  box-sizing: border-box;
}

.view-tag {
  background: rgba(28, 36, 48, 0.78);
  color: #fff;
  font-size: 11px;
  padding: 5px 8px;
  border-radius: 6px;
}

.fp-spots {
  pointer-events: auto;
  background: rgba(28, 36, 48, 0.78);
  color: #fff;
  border-color: transparent;
  font-size: 11px;
  padding: 5px 10px;
  border-radius: 6px;
}

.fp-spots.on {
  background: #f3e2b0;
  color: #1c2430;
}

button.shot {
  position: absolute;
  right: 16px;
  top: 50%;
  z-index: 4;
  width: 48px;
  height: 48px;
  margin: 0;
  padding: 0;
  display: grid;
  place-items: center;
  transform: translateY(-50%);
  border: 0;
  border-radius: 50%;
  background: rgba(28, 36, 48, 0.38);
  color: #fff;
  box-shadow: none;
  cursor: pointer;
  backdrop-filter: blur(6px);
}

button.shot:hover,
button.shot:focus-visible {
  border: 0;
  background: rgba(28, 36, 48, 0.62);
  color: #fff;
}

.dim {
  font: 11px/1 "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: #1c2430;
  background: rgba(255, 252, 247, 0.9);
  padding: 3px 6px;
  border-radius: 4px;
  white-space: nowrap;
}

.wall-id {
  font: 700 12px/1 "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: #fff;
  background: #243044;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 2px #fff;
}

#github-logout {
  margin: 12px 16px 16px;
  align-self: flex-start;
  border: 0;
  background: transparent;
  color: #6b6560;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.github-gate {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  background: #f4f1ea;
  padding: 24px;
}

.github-gate form {
  width: min(420px, 100%);
  display: grid;
  gap: 12px;
}

.github-gate h1 {
  margin: 0;
  font-size: 28px;
  font-weight: 500;
}

.github-gate p {
  margin: 0;
  color: #5c564f;
  line-height: 1.5;
}

.github-gate label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: #5c564f;
}

.github-gate input {
  font: inherit;
  font-size: 15px;
  padding: 10px 12px;
  border: 1px solid #d5cfc4;
  border-radius: 8px;
  background: #fff;
}

.github-gate .primary {
  justify-self: start;
}

#github-gate-msg:empty {
  display: none;
}

#github-gate-msg {
  color: #9a3b2f;
}