/* ============================================================
   EMBER — editor application chrome
   ============================================================ */

.editor-body {
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  user-select: none;
  font-size: 13px;
}

/* ---------------- top bar ---------------- */
#topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 46px;
  padding: 0 14px;
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
  flex: 0 0 auto;
}
#topbar .logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.12em;
  margin-right: 8px;
}
.logo-mark {
  width: 13px; height: 13px;
  background: var(--accent);
  border-radius: 2px;
  transform: rotate(45deg);
  box-shadow: 0 0 12px var(--accent-glow);
}
.logo-mark.big { width: 26px; height: 26px; border-radius: 5px; }

.menu-group { display: flex; align-items: center; gap: 2px; }
.menu-btn {
  padding: 6px 11px;
  border-radius: var(--radius-s);
  color: var(--text-1);
  font-size: 13px;
  transition: background 0.12s ease, color 0.12s ease;
}
.menu-btn:hover { background: var(--bg-3); color: var(--text-0); }
.menu-btn.accent { color: var(--accent-hi); font-weight: 600; }
.menu-btn.accent:hover { background: var(--accent-soft); }
.menu-btn .caret { font-size: 9px; opacity: 0.7; }

.dropdown { position: relative; }
.dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 210px;
  background: var(--bg-2);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-panel);
  padding: 5px;
  z-index: 60;
}
.dropdown-menu button {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  text-align: left;
  padding: 8px 10px;
  border-radius: var(--radius-s);
  color: var(--text-1);
}
.dropdown-menu button:hover { background: var(--bg-3); color: var(--text-0); }
.dropdown-menu .hint { font-family: var(--font-mono); font-size: 10px; color: var(--text-2); }

.topbar-spacer { flex: 1; }
.statusbar-spacer { flex: 1; }

.history-group, .zoom-group { display: flex; align-items: center; gap: 2px; }
.zoom-group { border-left: 1px solid var(--border); padding-left: 12px; }
.zoom-value {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-1);
  min-width: 52px;
  text-align: center;
  padding: 5px 4px;
  border-radius: var(--radius-s);
}
.zoom-value:hover { background: var(--bg-3); color: var(--text-0); }

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  border-radius: var(--radius-s);
  color: var(--text-1);
  transition: background 0.12s ease, color 0.12s ease;
}
.icon-btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-btn:hover:not(:disabled) { background: var(--bg-3); color: var(--text-0); }
.icon-btn:disabled { opacity: 0.32; cursor: default; }
.icon-btn.danger:hover { background: rgba(255, 95, 86, 0.12); color: var(--danger); }

.help-link {
  display: inline-flex;
  color: var(--text-2);
}
.help-link svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.7; }
.help-link:hover { color: var(--text-0); }

/* ---------------- workspace grid ---------------- */
#workspace {
  flex: 1;
  display: grid;
  grid-template-columns: 48px 1fr 272px;
  min-height: 0;
}

/* left toolbar */
#toolbar {
  background: var(--bg-1);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 0;
  gap: 4px;
}
.tool-btn {
  width: 36px; height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-s);
  color: var(--text-1);
  transition: background 0.12s ease, color 0.12s ease;
}
.tool-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.tool-btn:hover { background: var(--bg-3); color: var(--text-0); }
.tool-btn.active { background: var(--accent-soft); color: var(--accent-hi); box-shadow: inset 0 0 0 1px var(--accent); }
.toolbar-spacer { flex: 1; }

.color-chip {
  width: 30px; height: 30px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--border-strong);
  cursor: pointer;
  margin-bottom: 6px;
}
.color-chip:hover { border-color: var(--accent); }
.color-chip input { width: 200%; height: 200%; transform: translate(-25%, -25%); border: none; padding: 0; cursor: pointer; }

/* viewport */
#viewport-wrap {
  position: relative;
  min-width: 0;
  min-height: 0;
  background: var(--bg-0);
  overflow: hidden;
}
#viewport { position: absolute; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; }

/* welcome overlay */
#welcome {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(700px 380px at 50% 30%, rgba(255, 92, 26, 0.08), transparent 65%),
    var(--bg-0);
  z-index: 5;
}
.welcome-card {
  text-align: center;
  max-width: 440px;
  padding: 40px;
}
.welcome-logo { display: flex; justify-content: center; margin-bottom: 22px; }
.welcome-card h2 { font-family: var(--font-display); font-size: 30px; margin-bottom: 10px; }
.welcome-card p { color: var(--text-1); font-size: 14px; }
.welcome-actions { display: flex; gap: 12px; justify-content: center; margin-top: 26px; }
.welcome-hint { margin-top: 20px; font-family: var(--font-mono); font-size: 11px; color: var(--text-2); }

/* drop overlay */
#drop-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(12, 13, 15, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
}
.drop-box {
  border: 2px dashed var(--accent);
  border-radius: var(--radius-l);
  padding: 60px 100px;
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--accent-hi);
  background: var(--accent-soft);
}

/* ---------------- right side panel ---------------- */
#sidepanel {
  background: var(--bg-1);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  flex: 0 0 auto;
}
.tab-btn {
  flex: 1;
  padding: 10px 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-2);
  border-bottom: 2px solid transparent;
  transition: color 0.12s ease;
}
.tab-btn:hover { color: var(--text-1); }
.tab-btn.active { color: var(--accent-hi); border-bottom-color: var(--accent); }

.tab-panel { display: none; padding: 14px 14px 18px; overflow-y: auto; flex: 1; min-height: 0; }
.tab-panel.active { display: block; }

.panel-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.panel-row.gap-top { margin-top: 16px; }
.field-label { font-size: 12px; color: var(--text-2); min-width: 52px; }
.panel-row select { flex: 1; padding: 6px 8px; }
.panel-row input[type="number"], .panel-row input[type="text"] { flex: 1; padding: 6px 8px; min-width: 0; }
.panel-note { font-size: 11.5px; color: var(--text-2); margin-bottom: 12px; line-height: 1.45; }

.val {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-1);
  min-width: 30px;
  text-align: right;
}

/* range sliders */
input[type="range"] {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: var(--bg-4);
  border: none;
  border-radius: 2px;
  cursor: pointer;
  min-width: 0;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--text-0);
  border: none;
  transition: background 0.12s ease, transform 0.12s ease;
}
input[type="range"]:hover::-webkit-slider-thumb { background: var(--accent); transform: scale(1.15); }
input[type="range"]::-moz-range-thumb {
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--text-0);
  border: none;
}
input[type="range"]:hover::-moz-range-thumb { background: var(--accent); }

.slider-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.slider-row label { font-size: 12px; color: var(--text-2); min-width: 62px; }

.check-row { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.check-row label { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-1); cursor: pointer; }
.check-row input[type="checkbox"] { accent-color: var(--accent); width: 14px; height: 14px; }
.check-row input[type="color"] { margin-left: auto; }

input[type="color"] {
  width: 30px; height: 24px;
  padding: 1px;
  border-radius: var(--radius-s);
  border: 1px solid var(--border-strong);
  background: var(--bg-2);
  cursor: pointer;
}
.hex-input { width: 76px; font-family: var(--font-mono); font-size: 12px; padding: 5px 7px; }

/* layers list */
#layers-list {
  border-top: 1px solid var(--border);
  margin: 4px -14px 8px;
  padding: 6px 8px;
  min-height: 90px;
  max-height: 42vh;
  overflow-y: auto;
}
.layer-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: var(--radius-s);
  border: 1px solid transparent;
  cursor: pointer;
  margin-bottom: 3px;
}
.layer-item:hover { background: var(--bg-2); }
.layer-item.active { background: var(--accent-soft); border-color: var(--accent); }
.layer-item.dragover-top { box-shadow: 0 -2px 0 var(--accent); }
.layer-item.dragover-bottom { box-shadow: 0 2px 0 var(--accent); }

.layer-eye {
  width: 22px; height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-1);
  border-radius: 4px;
  flex: 0 0 auto;
}
.layer-eye svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.7; }
.layer-eye.off { color: var(--text-2); opacity: 0.5; }
.layer-eye:hover { color: var(--text-0); }

.layer-thumb {
  width: 38px; height: 30px;
  border-radius: 3px;
  border: 1px solid var(--border-strong);
  background:
    conic-gradient(#2e3138 90deg, #22242a 90deg 180deg, #2e3138 180deg 270deg, #22242a 270deg) 0 0 / 10px 10px;
  flex: 0 0 auto;
  overflow: hidden;
}
.layer-thumb canvas { width: 100%; height: 100%; display: block; }

.layer-name {
  flex: 1;
  font-size: 12.5px;
  color: var(--text-0);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.layer-name input {
  width: 100%;
  padding: 2px 4px;
  font-size: 12.5px;
}
.layer-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-2);
  border: 1px solid var(--border-strong);
  border-radius: 3px;
  padding: 1px 4px;
  text-transform: uppercase;
}

.layer-actions {
  display: flex;
  gap: 2px;
  border-top: 1px solid var(--border);
  padding-top: 8px;
}

/* props */
.props-group h4 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-1);
  margin-bottom: 12px;
}
.props-group textarea { width: 100%; padding: 8px; resize: vertical; margin-bottom: 10px; user-select: text; }

.ratio-grid { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.ratio-btn {
  padding: 6px 10px;
  font-size: 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-s);
  color: var(--text-1);
  transition: all 0.12s ease;
}
.ratio-btn:hover { border-color: var(--accent); color: var(--text-0); }
.ratio-btn.active { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-hi); }

.mono-readout {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-1);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-s);
  padding: 7px 9px;
  margin-bottom: 12px;
  word-break: break-all;
}

.swatch {
  width: 34px; height: 34px;
  border-radius: var(--radius-s);
  border: 1px solid var(--border-strong);
  background: var(--accent);
  flex: 0 0 auto;
}

.btn-accent.small, .btn-ghost.small { padding: 7px 13px; font-size: 12.5px; }

/* ---------------- status bar ---------------- */
#statusbar {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 26px;
  padding: 0 12px;
  background: var(--bg-1);
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-2);
  flex: 0 0 auto;
}
.status-sep { width: 1px; height: 12px; background: var(--border); }
#status-layer { color: var(--text-1); }

/* ---------------- modals ---------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(8, 9, 10, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal {
  width: 360px;
  max-width: calc(100vw - 40px);
  background: var(--bg-2);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-panel);
  padding: 22px;
  animation: modal-in 0.18s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}
@keyframes modal-in { from { opacity: 0; transform: translateY(10px) scale(0.98); } }
.modal h3 { font-family: var(--font-display); font-size: 19px; margin-bottom: 16px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }
.preset-grid { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }

#curves-canvas {
  display: block;
  margin: 0 auto 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-s);
  background: var(--bg-1);
  cursor: crosshair;
}
.curve-channels { justify-content: center; }

/* ---------------- toasts ---------------- */
#toasts {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 300;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}
.toast {
  background: var(--bg-3);
  border: 1px solid var(--border-strong);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-m);
  padding: 10px 18px;
  font-size: 13px;
  color: var(--text-0);
  box-shadow: var(--shadow-panel);
  animation: toast-in 0.25s cubic-bezier(0.2, 0.9, 0.3, 1.2);
  pointer-events: auto;
}
.toast.leaving { opacity: 0; transform: translateY(8px); transition: all 0.3s ease; }
@keyframes toast-in { from { opacity: 0; transform: translateY(12px); } }

/* ---------------- v2 additions ---------------- */
.menu-btn { white-space: nowrap; }
.dropdown-menu button { white-space: nowrap; }

.panel-sub {
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-2);
  margin: 14px 0 8px;
}
.looks-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-bottom: 4px; }
.look-btn {
  display: flex; flex-direction: column; align-items: center; gap: 5px;
  padding: 6px 2px 5px; border-radius: var(--radius-s);
  border: 1px solid var(--border); background: var(--bg-2);
  font-size: 11px; color: var(--text-1);
  transition: border-color .15s, color .15s, transform .15s;
}
.look-btn i { width: 100%; max-width: 44px; height: 26px; border-radius: 3px; background: linear-gradient(135deg, var(--a), var(--b)); }
.look-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--text-0); transform: translateY(-1px); }
.look-btn:disabled { opacity: .4; cursor: default; }

kbd {
  font-family: var(--font-mono); font-size: 11px;
  padding: 1px 5px; border-radius: 3px;
  border: 1px solid var(--border-strong); background: var(--bg-3); color: var(--text-0);
}

#compare-badge {
  position: absolute; top: 14px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(0, 0, 0, .7); color: #fff; border: 1px solid var(--accent);
  pointer-events: none; z-index: 5;
}

@media (max-width: 980px) {
  #workspace { grid-template-columns: 44px 1fr 236px; }
  .looks-grid { grid-template-columns: repeat(2, 1fr); }
  #topbar { gap: 8px; }
  .menu-btn { padding: 6px 8px; }
}
@media (max-width: 900px) {
  #topbar .logo { font-size: 0; gap: 0; margin-right: 0; }
  #topbar { padding: 0 10px; }
  .zoom-group .zoom-value { min-width: 0; padding: 0 4px; }
}