:root {
  --accent: #1104c5;
  --bg: #f7f7f9;
  --surface: #ffffff;
  --text: #1a1a1f;
  --muted: #6b6b76;
  --border: #e3e3e8;
  --radius: 10px;
}

* { 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);
  line-height: 1.5;
}

/* Nav */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-weight: 700;
  text-decoration: none;
  color: var(--text);
}

.nav-links a {
  margin-left: 1.25rem;
  text-decoration: none;
  color: var(--muted);
}

.nav-links a:hover { color: var(--accent); }

.nav-ws-switch {
  margin-left: 1.25rem;
  padding: 0.2rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

/* Content */
.content {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem;
}

/* Flash */
.flash {
  max-width: 960px;
  margin: 1rem auto 0;
  padding: 0 1.5rem;
}

.flash-msg {
  background: #fff4f4;
  border: 1px solid #f3c2c2;
  color: #9a1f1f;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius);
  margin-bottom: 0.5rem;
}

/* Card */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

/* Login */
.login-wrap {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card { width: 100%; max-width: 360px; }

.login-title {
  margin: 0 0 1.25rem;
  font-size: 1.25rem;
  text-align: center;
}

.field {
  display: block;
  margin-bottom: 1rem;
}

.field span {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.field input {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
}

.field input:focus {
  outline: none;
  border-color: var(--accent);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.6rem 1.1rem;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  width: 100%;
}

.btn-primary:hover { opacity: 0.92; }

.btn-inline { width: auto; text-decoration: none; }

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  width: 100%;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.export-actions {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.75rem;
}
.export-actions .btn { width: 100%; }

/* Page head */
.page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.page-title { margin: 0; font-size: 1.5rem; }

/* Card grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.template-card {
  display: block;
  padding: 1rem;
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.template-card:hover {
  border-color: var(--accent);
  box-shadow: 0 2px 12px rgba(17, 4, 197, 0.08);
}

.template-card-body {
  display: block;
  text-decoration: none;
  color: var(--text);
}

.template-card-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.template-card-actions .btn-inline { flex: 1; text-align: center; }
.template-card-actions .card-action-form {
  flex: 1;
  margin-top: 0;
}
.template-card-actions .card-action-form .btn { width: 100%; }
.tool-btn-danger.btn-secondary:hover { border-color: #c0392b; color: #c0392b; }

.template-thumb {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background: var(--bg);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
}

.template-name { font-weight: 600; }

.template-format {
  font-size: 0.85rem;
  color: var(--muted);
}

/* Empty state */
.empty-state { text-align: center; padding: 3rem 1.5rem; }

.empty-title { margin: 0 0 0.25rem; font-weight: 600; font-size: 1.1rem; }

.empty-text { margin: 0 0 1.25rem; color: var(--muted); }

.empty-state .btn-inline { margin: 0 auto; }

/* Editor shell (3-column) */
.editor-shell {
  display: grid;
  grid-template-columns: 72px 1fr 280px;
  gap: 1rem;
  align-items: start;
}

/* Left toolbar */
.editor-toolbar {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem;
  position: sticky;
  top: 1rem;
}

.tool-btn {
  display: block;
  width: 100%;
  padding: 0.5rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-size: 0.8rem;
  cursor: pointer;
  text-align: center;
}

.tool-btn:hover { border-color: var(--accent); color: var(--accent); }

.tool-btn-danger:hover { border-color: #c0392b; color: #c0392b; }

/* Center stage */
.editor-stage {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  background:
    repeating-conic-gradient(#e9e9ee 0% 25%, #f7f7f9 0% 50%) 50% / 24px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  min-height: 60vh;
  overflow: auto;
}

.canvas-wrap {
  max-width: 100%;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.12);
  line-height: 0;
}

.canvas-wrap canvas {
  max-width: 100%;
  height: auto;
}

/* Right panel */
.editor-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  position: sticky;
  top: 1rem;
}

.panel-section {
  margin: 0.5rem 0 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  min-height: 60px;
}

.panel-hint {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.panel-sublabel {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.gb-action-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.gb-action-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.gb-action-grid + .panel-sublabel {
  margin-top: 0.75rem;
}

.gb-action-grid .btn {
  width: 100%;
  padding: 0.45rem 0.4rem;
  font-size: 0.8rem;
}

.tool-btn.is-active,
.btn.is-active {
  border-color: var(--accent);
  color: var(--accent);
}

/* Properties-panel controls (object editing) */
#obj-props select {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  background: var(--surface);
}

#obj-props select:focus {
  outline: none;
  border-color: var(--accent);
}

#obj-props input[type="color"] {
  width: 100%;
  height: 38px;
  padding: 2px;
  cursor: pointer;
}

/* "Editierbares Feld" checkbox row */
#obj-props .gb-checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  cursor: pointer;
}

#obj-props .gb-checkbox-row input[type="checkbox"] {
  width: auto;
  margin: 0;
}

#obj-props .gb-checkbox-row span {
  display: inline;
  margin: 0;
  color: var(--text);
  font-size: 0.9rem;
}

#obj-props .gb-fieldname-wrap input {
  width: 100%;
}

/* Fill-mode shell (2-column: stage + form panel) */
.fill-shell {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 1rem;
  align-items: start;
}

.fields-form .field {
  margin-bottom: 1rem;
}

.fields-form textarea.gb-field-text {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  resize: vertical;
}

.fields-form textarea.gb-field-text:focus {
  outline: none;
  border-color: var(--accent);
}

.fields-form input[type="file"] {
  width: 100%;
  font-size: 0.9rem;
}

/* Asset-library picker overlay */
.gb-picker-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 20, 30, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 24px;
}
.gb-picker-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: min(820px, 100%);
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.gb-picker-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.gb-picker-title {
  font-size: 1.1rem;
  margin: 0;
}
.gb-picker-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 12px;
  padding: 20px;
  overflow-y: auto;
}
.gb-picker-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  padding: 6px;
  cursor: pointer;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.gb-picker-item:hover {
  border-color: var(--accent);
}
.gb-picker-item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.gb-picker-item.gb-format-item {
  flex-direction: column;
  gap: 4px;
  text-align: center;
  padding: 12px;
}

.card-form {
  margin-bottom: 1.5rem;
}
.card-action-form {
  margin-top: 0.75rem;
}
.asset-thumb {
  width: 100%;
  height: 140px;
  object-fit: contain;
  background: var(--bg);
  border-radius: var(--radius);
}
.asset-thumb-name {
  margin-top: 0.5rem;
}