:root {
  --bg: #08111a;
  --card: #101b28;
  --card-2: #132234;
  --line: #203347;
  --text: #eef6ff;
  --muted: #9fb2c8;
  --accent: #73d8ff;
  --accent-2: #9ffff1;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(180deg, #071018 0%, #0c1825 100%);
  color: var(--text);
}

button, input, select, textarea { font: inherit; }

.app-shell {
  max-width: 1860px;
  margin: 0 auto;
  padding: 14px;
}

.topbar, .card, .control-card {
  background: rgba(16, 27, 40, 0.95);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 6px 30px rgba(0, 0, 0, 0.18);
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  padding: 16px;
  margin-bottom: 14px;
}
.topbar h1 {
  margin: 0 0 6px;
  font-size: 22px;
}
.topbar p {
  margin: 0;
  color: var(--muted);
}
.version-badge {
  white-space: nowrap;
  padding: 8px 12px;
  border-radius: 999px;
  background: #0b2732;
  color: var(--accent-2);
  border: 1px solid #1f4250;
  font-size: 13px;
}

.control-card {
  padding: 14px;
  margin-bottom: 14px;
}
.grid-2, .grid-4, .grid-5 {
  display: grid;
  gap: 12px;
  margin-bottom: 12px;
}
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.compact-grid { align-items: end; }
label span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 13px;
}
input, select, textarea {
  width: 100%;
  background: #09131d;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
}
textarea {
  min-height: 120px;
  resize: vertical;
}
.toggle-line {
  display: flex;
  gap: 10px;
  align-items: center;
  min-height: 42px;
  padding-top: 20px;
}
.toggle-line input {
  width: auto;
  accent-color: var(--accent);
}
.toggle-line span {
  margin: 0;
  color: var(--text);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}
button {
  border: 1px solid #24475f;
  background: linear-gradient(180deg, #10314a 0%, #0d2537 100%);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 12px;
  cursor: pointer;
}
button:hover { filter: brightness(1.08); }
button.ghost, button.mini { background: #0d1722; }
button.mini { padding: 8px 10px; }
button:disabled { cursor: not-allowed; opacity: 0.55; }

.status-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}
.status-box {
  background: #0a141f;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
}
.status-box strong {
  display: block;
  font-size: 22px;
}
.status-box span {
  color: var(--muted);
  font-size: 13px;
}

.workspace {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr) 360px;
  gap: 14px;
}
.card { min-height: 60vh; }
.sidebar, .viewer, .rightbar { display: flex; flex-direction: column; }
.sidebar-head, .viewer-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 14px;
  border-bottom: 1px solid var(--line);
}
.sidebar-head h2, .viewer-head h2 {
  margin: 0;
  font-size: 18px;
}
.sidebar-head p, .viewer-head p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}
.image-list {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: auto;
}
.image-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 10px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #0a141f;
  cursor: pointer;
  text-align: left;
}
.image-item.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(115, 216, 255, 0.2) inset;
}
.image-item img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 8px;
  background: #09131d;
}
.image-item .meta {
  min-width: 0;
}
.image-item .meta strong,
.image-item .meta small,
.image-item .meta em {
  display: block;
}
.image-item .meta strong {
  font-size: 13px;
  margin-bottom: 4px;
}
.image-item .meta small {
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.image-item .meta em {
  margin-top: 6px;
  color: var(--accent-2);
  font-size: 12px;
  font-style: normal;
}
.canvas-wrap {
  padding: 14px;
  overflow: auto;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}
canvas {
  max-width: 100%;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}
.rightbar-sections {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
}
.rightbar-sections section h3 {
  margin: 0 0 8px;
  font-size: 14px;
}
#logs {
  margin: 0;
  padding: 10px;
  min-height: 240px;
  max-height: 320px;
  overflow: auto;
  background: #09131d;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: #c7f0ff;
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-word;
}

@media (max-width: 1320px) {
  .grid-5 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .workspace { grid-template-columns: 300px minmax(0, 1fr); }
  .rightbar {
    grid-column: 1 / -1;
    min-height: auto;
  }
}

@media (max-width: 980px) {
  .grid-2, .grid-4, .grid-5, .status-row, .workspace {
    grid-template-columns: 1fr;
  }
  .topbar {
    flex-direction: column;
    align-items: stretch;
  }
  .viewer-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }
  .card {
    min-height: auto;
  }
}