@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Rubik:wght@400;500&display=swap");

:root {
  --bg: #f0f2f5;
  --panel: #ffffff;
  --preview-bg: #e8eaf0;
  --text: #1f2a3d;
  --muted: #566577;
  --border: #dce3ee;
  --accent: #4f883d;
  --accent-strong: #3f7230;
  --danger: #dc2626;
  --success: #15803d;
  --focus-ring: rgba(79, 136, 61, 0.3);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: var(--bg);
  font-family: "Space Grotesk", "Rubik", system-ui, -apple-system, sans-serif;
  overflow: hidden;
}

a {
  color: inherit;
}

.backdrop,
.frame {
  min-height: 100vh;
}

.layout {
  display: grid;
  grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
  height: 100vh;
  min-height: 100vh;
}

.panel {
  min-width: 0;
  min-height: 0;
}

.settings-panel {
  background: var(--panel);
  border-right: 1px solid var(--border);
  height: 100vh;
  overflow-y: auto;
  padding: 18px;
}

.settings-content {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.panel-header h2 {
  margin: 0;
  font-size: 1.55rem;
  letter-spacing: -0.01em;
}

form {
  display: grid;
  gap: 0.95rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

.form-group {
  display: grid;
  gap: 0.45rem;
}

fieldset.form-group {
  margin: 0;
  min-width: 0;
  padding: 0;
}

.question-types-group {
  padding: 0.72rem;
  border: 1px solid #d6deeb;
  border-radius: 12px;
  background: #f9fbfd;
}

.question-types-group legend {
  padding: 0 0.2rem;
}

.question-type-options {
  display: grid;
  gap: 0.55rem;
}

.question-type-card {
  display: grid;
  gap: 0.55rem;
}

.question-type-option {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.62rem 0.72rem;
  border: 1px solid #dbe2ee;
  border-radius: 10px;
  background: #ffffff;
  color: var(--text);
  font-weight: 600;
  font-size: 0.9rem;
}

.question-type-option input[type="checkbox"] {
  margin-top: 0.18rem;
  accent-color: var(--accent);
}

.question-type-counts {
  display: grid;
  gap: 0.45rem;
  padding: 0 0.2rem 0.1rem;
}

.question-type-counts[hidden] {
  display: none !important;
}

.question-type-counts-label {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.count-button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.count-button {
  min-width: 2.35rem;
  border: 1px solid #ccd7e5;
  background: #ffffff;
  color: var(--muted);
  border-radius: 5px;
  padding: 0.34rem 0.55rem;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.count-button:hover {
  border-color: #b8c7da;
  color: var(--text);
}

.count-button.is-active {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.question-types-group.field-error {
  border-color: var(--danger) !important;
  box-shadow: 0 0 0 2px rgba(220, 38, 38, 0.2);
}

.range-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.range-row input[type="range"] {
  flex: 1;
  accent-color: var(--accent);
}

.range-value {
  min-width: 44px;
  text-align: right;
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 700;
}

label {
  font-weight: 600;
  color: var(--muted);
  font-size: 0.9rem;
}

.required {
  color: var(--danger);
  margin-left: 0.15rem;
}

input:not([type="radio"]):not([type="checkbox"]),
textarea,
select {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: #ffffff;
  border: 1px solid #d6deeb;
  border-radius: 10px;
  padding: 0.62rem 0.72rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:not([type="radio"]):not([type="checkbox"]):focus-visible,
textarea:focus-visible,
select:focus-visible,
button:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

textarea {
  min-height: 86px;
  resize: vertical;
}

.image-upload-group {
  padding: 0.72rem;
  border: 1px solid #e2e8f2;
  border-radius: 12px;
  background: #f9fbfd;
}

.image-toggle {
  justify-content: flex-start;
}

.image-panel {
  border: 1px solid #dfe6f1;
  border-radius: 12px;
  background: #f7fafe;
  padding: 0.72rem;
  display: grid;
  gap: 0.7rem;
}

.image-panel[hidden] {
  display: none !important;
}

.image-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
}

.image-list-header .help-text {
  margin: 0;
}

.image-items {
  display: grid;
  gap: 0.7rem;
}

.image-items-empty {
  border: 1px dashed #d1dbe9;
  border-radius: 12px;
  padding: 0.75rem;
  color: #6b7788;
  font-size: 0.82rem;
  background: #ffffff;
}

.image-item {
  border: 1px solid #dde5f0;
  border-radius: 12px;
  background: #ffffff;
  padding: 0.66rem;
  display: grid;
  gap: 0.55rem;
}

.image-item-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 0;
}

.image-item-thumb {
  width: 58px;
  height: 58px;
  border-radius: 10px;
  border: 1px solid #d8e0ec;
  object-fit: cover;
  background: #f5f8fc;
}

.image-item-meta {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.image-item-title {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 700;
  color: #213247;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.image-item-note {
  margin: 0.1rem 0 0;
  font-size: 0.73rem;
  color: #6b7788;
}

.image-item-controls {
  display: grid;
  gap: 0.45rem;
}

.image-item-controls .range-row label {
  min-width: 74px;
  font-size: 0.78rem;
  color: #5b6a7e;
  font-weight: 600;
}

.secondary-btn {
  border: 1px solid #d6deeb;
  background: #ffffff;
  color: var(--muted);
  border-radius: 10px;
  padding: 0.55rem 0.75rem;
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
}

.secondary-btn:hover {
  border-color: #c6d0df;
  color: var(--text);
}

.secondary-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.help-text {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.4;
}

.form-actions {
  display: grid;
  gap: 0.7rem;
}

button[type="submit"] {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #ffffff;
  border-radius: 10px;
  padding: 0.78rem 1rem;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

button[type="submit"]:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

button[type="submit"]:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.status {
  min-height: 1.3rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.status-text[data-type="error"] {
  color: var(--danger);
}

.status-text[data-type="success"] {
  color: var(--success);
}

.spinner {
  width: 0.95rem;
  height: 0.95rem;
  border: 2px solid transparent;
  border-top-color: var(--accent);
  border-radius: 50%;
  display: none;
  animation: spin 1s linear infinite;
}

.spinner.active {
  display: inline-block;
}

.preview {
  background: var(--preview-bg);
  height: 100vh;
  overflow-y: auto;
  padding: 22px 24px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.preview-surface {
  width: min(100%, 1060px);
  background: #ffffff;
  border: 1px solid #d8deea;
  border-radius: 18px;
  box-shadow: 0 14px 30px rgba(15, 31, 47, 0.14);
  padding: 20px 22px 24px;
  display: grid;
  gap: 0.95rem;
}

.a4-stage {
  background: #edf1f7;
  border: 1px solid #d8deea;
  border-radius: 14px;
  padding: 14px;
  overflow: auto;
}

.a4-page {
  position: relative;
  width: min(100%, 794px);
  aspect-ratio: 210 / 297;
  margin: 0 auto;
  background: #ffffff;
  border: 1px solid #d4dce8;
  box-shadow: 0 14px 28px rgba(15, 31, 47, 0.16);
  border-radius: 6px;
  padding: 10mm 18mm 10mm;
  overflow: hidden;
}

.a4-empty {
  color: #7a8796;
  font-size: 0.95rem;
  line-height: 1.5;
  border: 1px dashed #d4dce8;
  border-radius: 12px;
  padding: 1rem;
  background: #f8fbff;
}

.a4-images-layer {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
}

.a4-illustration {
  position: absolute;
  width: 220px;
  object-fit: contain;
  transform: translate(-50%, -50%);
  z-index: 1;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 26px rgba(15, 31, 47, 0.24);
  padding: 6px;
  pointer-events: none;
}

.preview-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.preview-header h2 {
  margin: 0;
  font-size: 1.45rem;
}

.intro {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.pdf-controls {
  display: flex;
  align-items: flex-end;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.pdf-control {
  display: grid;
  gap: 0.25rem;
  min-width: 150px;
}

.pdf-control input[type="number"] {
  max-width: 120px;
}

.checkbox {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.86rem;
}

.pdf-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #ffffff;
  border-radius: 10px;
  padding: 0.7rem 1rem;
  font-weight: 700;
  font-size: 1.03rem;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}

.pdf-btn:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.pdf-btn:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.pdf-btn.loading {
  opacity: 0.7;
}

.result-block {
  display: block;
  position: relative;
  z-index: 2;
  border: none;
  border-radius: 0;
  padding: 0;
  background: transparent;
}

.result-header {
  display: block;
  min-height: 0;
}

.result-header h3 {
  margin: 0 0 5.5mm 0;
  font-size: 1.12rem;
  font-family: "DejaVu Sans", Arial, sans-serif;
  color: #111;
  font-weight: 700;
}

.result-content {
  margin: 0;
  color: #111;
  line-height: 1.7;
  white-space: normal;
  word-break: break-word;
  overflow: hidden;
  padding: 0;
  font-family: "DejaVu Sans", Arial, sans-serif;
}

.result-content p {
  margin: 0 0 5mm 0;
}

.result-content p:last-child {
  margin-bottom: 0;
}

.result-content[contenteditable="true"] {
  border: none;
  background: transparent;
}

.result-content[contenteditable="true"]:focus-visible {
  outline: none;
  box-shadow: none;
}

.pdf-bottom-actions {
  display: flex;
}

.noscript-message {
  text-align: center;
  background-color: #fee2e2;
  color: #991b1b;
  padding: 1rem;
  margin: 1rem;
  border-radius: 12px;
}

.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.field-error {
  border-color: var(--danger) !important;
  box-shadow: 0 0 0 2px rgba(220, 38, 38, 0.2);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1024px) {
  .layout {
    grid-template-columns: minmax(300px, 360px) minmax(0, 1fr);
  }
}

@media (max-width: 820px) {
  body {
    overflow: auto;
  }

  .layout {
    grid-template-columns: 1fr;
    height: auto;
    min-height: auto;
  }

  .settings-panel {
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .preview {
    height: auto;
    padding: 14px;
  }

  .preview-surface {
    border-radius: 14px;
    padding: 14px;
  }

  .a4-stage {
    padding: 10px;
  }

  .preview-header {
    align-items: stretch;
  }

  .pdf-controls {
    align-items: center;
  }

  .image-list-header {
    flex-direction: column;
    align-items: flex-start;
  }
}