:root {
  --bg: #f6f5f2;
  --panel: #ffffff;
  --border: #dcdad4;
  --text: #2b2926;
  --muted: #767268;
  --accent: #40453d;
  --accent-dark: #2a2d27;
  --radius: 6px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

header.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

header.topbar h1 {
  font-size: 18px;
  margin: 0;
}

header.topbar .sub {
  color: var(--muted);
  font-size: 13px;
}

nav.steps a {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  margin-left: 16px;
}

/* --- Template gallery --- */
#templateGallery {
  max-width: 980px;
  margin: 40px auto;
  padding: 0 20px;
}

#templateGallery h2 {
  font-size: 20px;
  margin-bottom: 4px;
}

#templateGallery p.hint {
  color: var(--muted);
  margin-top: 0;
  margin-bottom: 24px;
}

.template-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}

.template-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color .15s;
}

.template-card:hover {
  border-color: var(--accent);
}

.template-card .thumb {
  width: 100%;
  height: 220px;
  background: #eee repeating-conic-gradient(#f0f0f0 0% 25%, #e6e6e6 0% 50%) 50% / 20px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.template-card .thumb img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.template-card .meta {
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 600;
}

.template-card .meta span {
  display: block;
  font-weight: 400;
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

/* --- Editor layout --- */
#editor {
  display: none;
  height: calc(100vh - 57px);
}

#editor.active {
  display: grid;
  grid-template-columns: 260px 1fr 300px;
}

.panel {
  background: var(--panel);
  overflow-y: auto;
  padding: 16px;
}

.panel.left { border-right: 1px solid var(--border); }
.panel.right { border-left: 1px solid var(--border); }

.panel h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--muted);
  margin: 18px 0 10px;
}
.panel h3:first-child { margin-top: 0; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  justify-content: center;
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fafafa;
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
  margin-bottom: 8px;
}

.btn:hover { background: #f0f0f0; }

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  font-weight: 600;
}

.btn.primary:hover { background: var(--accent-dark); }

.btn.small { width: auto; padding: 6px 10px; font-size: 12px; }
.btn.danger { color: #b3261e; }

/* Layers list */
#layersList { list-style: none; margin: 0; padding: 0; }

.layer-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 8px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  border: 1px solid transparent;
}

.layer-row.selected {
  background: #eeece6;
  border-color: var(--accent);
}

.layer-row .name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.layer-row button {
  border: none;
  background: none;
  cursor: pointer;
  font-size: 13px;
  color: var(--muted);
  padding: 2px 4px;
}

.layer-row button:hover { color: var(--text); }

/* Canvas area */
.canvas-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  background:
    linear-gradient(45deg, #eee 25%, transparent 25%),
    linear-gradient(-45deg, #eee 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #eee 75%),
    linear-gradient(-45deg, transparent 75%, #eee 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

#canvasHolder {
  border: 1px solid var(--border);
}

/* Form fields */
.field { margin-bottom: 12px; }
.field label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.field input[type=text],
.field input[type=email],
.field input[type=number],
.field textarea,
.field select {
  width: 100%;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  font-size: 13px;
  font-family: inherit;
}
.field textarea { resize: vertical; min-height: 60px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.field input[type=color] { width: 100%; height: 34px; padding: 2px; }

.bg-swatches { display: flex; flex-wrap: wrap; gap: 6px; }
.bg-swatch {
  width: 26px; height: 26px;
  border-radius: 4px;
  border: 1px solid var(--border);
  cursor: pointer;
  padding: 0;
}
.bg-swatch:hover { border-color: var(--accent); }

.empty-hint {
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  padding: 20px 0;
}

/* Modal (success) */
.overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.45);
  display: none; align-items: center; justify-content: center; z-index: 50;
}
.overlay.active { display: flex; }
.modal {
  background: white; border: 1px solid var(--border); border-radius: 8px; padding: 28px; max-width: 420px; text-align: center;
}
.modal h2 { margin-top: 0; }
.modal .links { display: flex; gap: 10px; justify-content: center; margin: 16px 0; }
.modal .links a {
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--border); text-decoration: none; color: var(--text); font-size: 13px;
}

.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: #1f2430; color: white; padding: 10px 18px; border-radius: 8px; font-size: 13px;
  opacity: 0; pointer-events: none; transition: opacity .2s;
  z-index: 60;
}
.toast.show { opacity: 1; }