/* ---------- LegoDigital game-specific styles ---------- */

html, body, #root { height: 100%; }
body { overflow: hidden; }

.app {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

.app-header {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 12px 22px;
  border-bottom: 2px solid var(--ink);
  background: var(--paper-2);
  flex-shrink: 0;
}
.app-header .shell-brand { margin: 0; padding: 0; font-size: 28px; }
.app-nav { display: flex; gap: 6px; }
.app-nav span {
  font-family: 'Patrick Hand', cursive; font-size: 17px;
  padding: 6px 16px;
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 10px 14px 10px 12px;
  cursor: pointer;
  color: var(--ink-soft);
  box-shadow: var(--shadow-sm);
}
.app-nav span.on { background: var(--lego-yellow); color: var(--ink); font-weight: 700; }

.app-main {
  flex: 1;
  overflow: hidden;
  background: var(--paper);
}

/* ---- Home / library ---- */
.home {
  height: 100%;
  overflow: auto;
  padding: 30px 32px 60px;
  max-width: 1400px;
  margin: 0 auto;
}
.home-hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  padding-bottom: 18px;
  border-bottom: 2px dashed var(--ink-light);
}
.set-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
@media (max-width: 1100px) {
  .set-grid { grid-template-columns: repeat(2, 1fr); }
}
.thumb-iso {
  background-color: var(--paper-2);
  background-image:
    linear-gradient(60deg, rgba(31,29,26,0.10) 1px, transparent 1px),
    linear-gradient(-60deg, rgba(31,29,26,0.10) 1px, transparent 1px);
  background-size: 36px 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---- Set detail ---- */
.detail-frame {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.detail-body {
  flex: 1;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  min-height: 0;
}
.detail-hero {
  border-right: 2px solid var(--ink);
  position: relative;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.detail-info {
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow: auto;
}

/* ---- Game (sandbox + instructions) frame ---- */
.game-frame {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--paper);
}
.game-top {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-bottom: 2px solid var(--ink);
  background: var(--paper-2);
  flex-shrink: 0;
}
.game-top .file-name {
  font-family: 'Caveat', cursive;
  font-size: 20px;
  color: var(--ink-soft);
  margin-left: 8px;
}
.game-body {
  flex: 1;
  display: grid;
  min-height: 0;
  overflow: hidden;
}

/* ---- Sandbox layout ---- */
.sandbox-grid {
  grid-template-columns: 70px 1fr 240px;
}

/* ---- Instructions layout ---- */
.instructions-grid {
  grid-template-columns: 200px 320px 1fr;
}
.step-panel {
  background: var(--paper-2);
  border-right: 2px solid var(--ink);
  padding: 14px;
  overflow: auto;
}
.step-panel h3 { font-size: 22px; margin-bottom: 8px; }
.instruction-card {
  padding: 18px 20px;
  border-right: 2px solid var(--ink);
  overflow: auto;
}

/* ---- Shared with wireframes (reused classnames) ---- */
.tool-rail {
  background: var(--paper-2);
  border-right: 2px solid var(--ink);
  padding: 10px 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  overflow: auto;
}
.tool-rail .tool {
  width: 44px; height: 40px;
  border: 2px solid var(--ink);
  background: var(--paper);
  border-radius: 8px 12px 8px 14px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Patrick Hand'; font-size: 20px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}
.tool-rail .tool:hover { transform: translate(-1px,-1px); }
.tool-rail .tool.on { background: var(--lego-yellow); }
.tool-rail .tool-label { font-family: 'Kalam'; font-size: 10px; color: var(--ink-faded); }

.viewport {
  position: relative;
  min-height: 0;
  overflow: hidden;
  background-color: var(--paper-2);
  background-image:
    linear-gradient(60deg, rgba(31,29,26,0.10) 1px, transparent 1px),
    linear-gradient(-60deg, rgba(31,29,26,0.10) 1px, transparent 1px);
  background-size: 36px 22px;
}
.viewport svg { display: block; user-select: none; }
.viewport .vp-controls {
  position: absolute; top: 12px; right: 12px;
  display: flex; gap: 6px; z-index: 4;
}
.viewport .vp-hud {
  position: absolute; top: 12px; left: 12px;
  font-family: 'Kalam'; font-size: 13px;
  color: var(--ink-faded); z-index: 4;
  background: rgba(244,237,224,0.7);
  padding: 3px 8px;
  border-radius: 6px;
}

.inspector {
  background: var(--paper-2);
  border-left: 2px solid var(--ink);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow: auto;
}

.palette {
  background: var(--paper-2);
  border-top: 2px solid var(--ink);
  flex-shrink: 0;
  max-height: 168px;
  display: flex;
  flex-direction: column;
}
.palette-tabs {
  display: flex; gap: 0; padding: 6px 10px 0;
  border-bottom: 2px solid var(--ink);
  background: var(--paper);
}
.palette-tabs .pt {
  font-family: 'Patrick Hand'; font-size: 16px;
  padding: 4px 14px 6px;
  border: 2px solid var(--ink); border-bottom: none;
  background: var(--paper-2); margin-right: 4px;
  border-radius: 8px 10px 0 0;
  cursor: pointer; margin-bottom: -2px;
}
.palette-tabs .pt.on { background: var(--paper); font-weight: 700; padding-top: 6px; }
.palette-bin {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(74px, 1fr));
  gap: 8px;
  padding: 10px;
  overflow: auto;
}
.palette-bin .item {
  border: 2px solid var(--ink);
  background: var(--paper);
  border-radius: 8px 10px 6px 12px;
  padding: 6px 4px 4px;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  cursor: pointer; box-shadow: var(--shadow-sm);
  position: relative;
}
.palette-bin .item:hover { transform: translate(-1px,-1px); }
.palette-bin .item.on { background: var(--lego-yellow); }
.palette-bin .item .name { font-family: 'Kalam'; font-size: 11px; color: var(--ink-soft); }

/* Step list */
.step-list {
  display: flex; flex-direction: column; gap: 4px;
  font-family: 'Kalam'; font-size: 14px;
}
.step-list .step {
  display: flex; gap: 8px; align-items: flex-start;
  padding: 4px 8px;
  border: 1.5px dashed transparent;
  border-radius: 6px;
  cursor: pointer;
}
.step-list .step:hover { background: var(--paper); }
.step-list .step.done { color: var(--ink-faded); }
.step-list .step.done span:last-child { text-decoration: line-through; }
.step-list .step.current { background: var(--lego-yellow); border-color: var(--ink); font-weight: 700; }
.step-list .step.upcoming { color: var(--ink-soft); }
.step-list .step .num {
  font-family: 'Patrick Hand'; font-size: 15px;
  width: 26px; text-align: right;
  color: var(--ink-soft);
  flex-shrink: 0;
}

/* Progress bar */
.progress {
  height: 14px; border: 2px solid var(--ink);
  border-radius: 8px; background: var(--paper-2);
  overflow: hidden; position: relative;
}
.progress > i {
  display: block; height: 100%;
  background: var(--lego-yellow);
  border-right: 2px solid var(--ink);
  transition: width 0.25s ease;
}

/* Tweak existing toolbar inside game */
.wf-toolbar {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 16px;
  border-bottom: 2px solid var(--ink);
  background: var(--paper);
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* set-card override: thumb shows iso scene */
.set-card .thumb { background: var(--paper-2); }

/* small footnote */
.footnote {
  margin-top: 24px;
  padding: 14px 18px;
  border-top: 2px dashed var(--ink-light);
  font-family: 'Caveat', cursive;
  color: var(--ink-soft);
  font-size: 17px;
}

/* sk-btn primary inherit */
.sk-btn.danger { background: var(--lego-red); color: var(--lego-white); }
.sk-btn[disabled] { opacity: 0.4; pointer-events: none; }

/* Camera controls (orbit/zoom/layer) */
.vp-camera {
  position: absolute;
  top: 12px; right: 12px;
  display: flex; flex-direction: column; gap: 8px;
  z-index: 5;
  background: rgba(244,237,224,0.92);
  border: 2px solid var(--ink);
  border-radius: 10px 12px 8px 14px;
  padding: 8px 10px;
  box-shadow: var(--shadow-sm);
}
.vp-camera .cam-orbit,
.vp-camera .cam-zoom,
.vp-camera .cam-layer {
  display: flex; align-items: center; gap: 6px;
}
.vp-camera .cam-layer input[type="range"] {
  width: 80px;
}

/* Highlight selected palette item with yellow background */
.palette-bin .item.on {
  background: var(--lego-yellow);
}

/* Build-instructions modal */
.instructions-modal {
  position: fixed; inset: 0;
  background: rgba(31,29,26,0.45);
  display: flex; align-items: center; justify-content: center;
  z-index: 200;
  padding: 24px;
}
.instructions-modal-card {
  background: var(--paper);
  border: 2.5px solid var(--ink);
  border-radius: 14px 18px 10px 16px / 16px 10px 18px 14px;
  box-shadow: 4px 5px 0 rgba(31,29,26,0.85);
  width: min(680px, 100%);
  max-height: 80vh;
  display: flex; flex-direction: column;
  overflow: hidden;
}
.instructions-modal-head {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px;
  border-bottom: 2px solid var(--ink);
  background: var(--paper-2);
}
.instructions-modal-head h3 {
  font-size: 24px; margin: 0;
}
.instructions-modal-body {
  padding: 14px 18px;
  overflow: auto;
  flex: 1;
}
.instructions-modal-foot {
  padding: 8px 16px;
  border-top: 2px dashed var(--ink-light);
  background: var(--paper-2);
}
.instr-list {
  margin: 0; padding: 0 0 0 22px;
  font-family: 'Kalam', sans-serif; font-size: 15px;
  line-height: 1.5;
}
.instr-list li {
  padding: 4px 0;
  display: flex; align-items: center; gap: 10px;
  border-bottom: 1px dashed var(--paper-3);
}
.instr-list li:last-child { border-bottom: none; }
.instr-preview {
  margin-left: auto; flex-shrink: 0;
  width: 60px; height: 32px;
  display: flex; align-items: center; justify-content: center;
}

/* Step coord list inside the Instructions panel */
.step-coords {
  margin: 4px 0 0; padding: 0 0 0 22px;
  font-family: 'Kalam', sans-serif; font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.45;
  max-height: 160px; overflow: auto;
}
.step-coords li { padding: 1px 0; }
.step-coords b { color: var(--ink); font-family: 'Patrick Hand'; font-size: 14px; }

/* The viewport doesn't get the iso-floor background anymore — grid paper is rendered inside the SVG.
   Keep a light page tint so the boundary feels grounded. */
.viewport {
  background-color: var(--paper);
}

/* Compact camera button styling */
.vp-camera .cam-grid .sk-btn.on,
.vp-camera .cam-mode .sk-btn.on { background: var(--lego-yellow); font-weight: 700; }

.vp-camera .cam-mode { display: flex; gap: 4px; }
.vp-camera .cam-yaw { display: flex; align-items: center; gap: 6px; }
.vp-camera .cam-yaw input[type="range"] { width: 110px; }

/* Ghost-placement HUD — shown above the viewport while hovering with place tool */
.ghost-hud {
  position: absolute;
  top: 12px; left: 50%;
  transform: translateX(-50%);
  display: flex; align-items: center; gap: 10px;
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 10px 14px 8px 12px;
  padding: 6px 14px;
  box-shadow: var(--shadow);
  font-family: 'Patrick Hand', cursive;
  font-size: 16px;
  z-index: 6;
  pointer-events: none;
}
.ghost-hud-label {
  font-family: 'Caveat', cursive;
  font-size: 18px;
  color: var(--ink-faded);
}
.ghost-hud-coord {
  font-size: 26px;
  font-weight: 700;
  color: var(--lego-red);
  letter-spacing: 1px;
}
.ghost-hud-layer {
  font-family: 'Kalam', sans-serif;
  font-size: 13px;
  color: var(--ink-soft);
  background: var(--paper-2);
  border: 1.5px solid var(--ink);
  border-radius: 6px;
  padding: 1px 6px;
}
.ghost-hud-piece {
  font-family: 'Kalam', sans-serif;
  font-size: 13px;
  color: var(--ink-soft);
}

/* Dark mode tweaks */
body.dark .viewport { background-color: #1a1714; }
body.dark .vp-camera { background: rgba(34,30,26,0.92); }

/* ---- Narrow / mobile chrome ---- */
@media (max-width: 800px) {
  body { overflow: auto; }
  .app-header { flex-wrap: wrap; gap: 10px; padding: 10px 14px; }
  .app-header .shell-brand { font-size: 24px; }
  .home { padding: 18px 14px 48px; }
  .home-hero {
    flex-direction: column;
    align-items: stretch;
  }
  .home-hero h1 { font-size: 40px !important; }
  .set-grid { grid-template-columns: 1fr; }

  .detail-body {
    grid-template-columns: 1fr;
    overflow: auto;
  }
  .detail-hero {
    border-right: none;
    border-bottom: 2px solid var(--ink);
    min-height: 280px;
  }
  .detail-info { padding: 18px 16px; }

  .game-top { flex-wrap: wrap; gap: 6px; }
  .sandbox-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(240px, 1fr) auto;
    overflow: auto;
  }
  .sandbox-grid .tool-rail {
    flex-direction: row;
    flex-wrap: wrap;
    border-right: none;
    border-bottom: 2px solid var(--ink);
    justify-content: center;
    max-height: none;
  }
  .sandbox-grid .inspector {
    border-left: none;
    border-top: 2px solid var(--ink);
    max-height: 220px;
  }
  .instructions-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto minmax(240px, 1fr);
    overflow: auto;
  }
  .instructions-grid .step-panel,
  .instructions-grid .instruction-card {
    border-right: none;
    border-bottom: 2px solid var(--ink);
    max-height: 200px;
  }
  .vp-camera {
    flex-wrap: wrap;
    max-width: calc(100% - 24px);
    right: 8px;
    left: 8px;
    top: auto;
    bottom: 8px;
  }
  .palette { max-height: 140px; }
}

@media (max-width: 1100px) and (min-width: 801px) {
  .set-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Instruction / place ghost pulse (engine BrickShape adds .brick-ghost) */
@keyframes brick-ghost-pulse {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 0.72; }
}
.brick-ghost {
  animation: brick-ghost-pulse 1.15s ease-in-out infinite;
}

.deny-toast {
  position: absolute;
  left: 50%;
  bottom: 56px;
  transform: translateX(-50%);
  background: #c91a09;
  color: #fff;
  font-family: "Patrick Hand", cursive;
  font-size: 16px;
  padding: 6px 14px;
  border: 2px solid #1b2a34;
  z-index: 20;
  pointer-events: none;
}