:root {
  --bg: #f5f7f4;
  --surface: #ffffff;
  --surface-soft: #eef4f0;
  --text: #17201d;
  --muted: #64736d;
  --line: #d8dfdc;
  --accent: #0f7b6c;
  --accent-strong: #075f54;
  --accent-soft: #dff1ec;
  --warm: #ffb45b;
  --danger: #b94343;
  --danger-soft: #fde9e6;
  --shadow: 0 18px 45px rgba(19, 34, 29, 0.1);
  --radius: 8px;
  color-scheme: light;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
}

.page-shell {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 20px 0 48px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 760;
}

.brand-mark {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: var(--radius);
  background: var(--text);
  color: #ffffff;
  font-size: 14px;
  letter-spacing: 0;
}

.admin-entry {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 14px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}

.main-grid {
  display: grid;
  max-width: 760px;
  margin: 0 auto;
}

.form-surface,
.admin-panel {
  border: 1px solid rgba(216, 223, 220, 0.9);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 28px rgba(19, 34, 29, 0.07);
}

.form-surface {
  padding: clamp(22px, 4vw, 42px);
}

.form-heading {
  margin-bottom: 26px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 780;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 700px;
  margin-bottom: 12px;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: 28px;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 16px;
  font-size: 17px;
  letter-spacing: 0;
}

.form-heading p:last-child {
  max-width: 680px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.55;
}

.guest-form {
  display: grid;
  gap: 18px;
}

.field {
  display: grid;
  gap: 8px;
}

.field label,
.settings-block label,
.question-card label {
  display: grid;
  gap: 8px;
  color: var(--text);
  font-size: 14px;
  font-weight: 720;
}

.field > label {
  display: block;
  line-height: 1.35;
}

.required-mark {
  color: var(--danger);
}

.field input,
.field select,
.field textarea,
.settings-block input,
.settings-block textarea,
.question-card input,
.question-card select,
.question-card textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  color: var(--text);
  outline: none;
  padding: 13px 14px;
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease;
}

.field textarea,
.settings-block textarea,
.question-card textarea {
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus,
.settings-block input:focus,
.settings-block textarea:focus,
.question-card input:focus,
.question-card select:focus,
.question-card textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(15, 123, 108, 0.12);
}

.field-description {
  max-height: 340px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fbfdfc;
  color: #34443f;
  padding: 14px;
  font-size: 14px;
  line-height: 1.55;
  white-space: pre-line;
}

.option-group {
  display: grid;
  gap: 10px;
}

.option-choice {
  display: grid;
  grid-template-columns: 22px 1fr;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  padding: 12px 14px;
  font-size: 15px;
  font-weight: 650;
}

.option-choice input {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: var(--accent);
}

.checkbox-field label {
  display: grid;
  grid-template-columns: 22px 1fr;
  align-items: start;
  font-weight: 650;
  line-height: 1.45;
}

.checkbox-field input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--accent);
}

.btn {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 7px;
  padding: 10px 15px;
  font-weight: 760;
  text-decoration: none;
}

.btn svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.btn-primary {
  background: var(--accent);
  color: #ffffff;
}

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

.btn-secondary {
  border-color: var(--line);
  background: #ffffff;
  color: var(--text);
}

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

.btn-danger {
  border-color: transparent;
  background: var(--danger-soft);
  color: var(--danger);
}

.submit-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding-top: 4px;
}

.submit-row .btn {
  min-width: min(100%, 220px);
}

.privacy-note,
.small-text {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.doc-link-box {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-soft);
  padding: 12px;
}

.form-message {
  min-height: 0;
  margin-top: 18px;
  border-radius: var(--radius);
  color: var(--text);
  font-weight: 680;
}

.form-message:not(:empty) {
  border: 1px solid var(--line);
  background: var(--surface-soft);
  padding: 14px 16px;
}

.form-message.is-error {
  border-color: rgba(185, 67, 67, 0.35);
  background: var(--danger-soft);
  color: var(--danger);
}

.form-message.is-success {
  border-color: rgba(15, 123, 108, 0.25);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.admin-panel {
  margin-top: 18px;
  padding: 24px;
}

.admin-header,
.questions-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.admin-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(0, 1.15fr);
  gap: 18px;
  margin-top: 24px;
}

.settings-column,
.questions-column,
.question-editor-list {
  display: grid;
  gap: 14px;
}

.settings-block {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: #ffffff;
}

.settings-block > *:last-child {
  margin-bottom: 0;
}

.qr-admin {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 14px;
  align-items: center;
}

.qr-admin canvas {
  width: 180px;
  height: 180px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
}

.qr-admin p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

.question-card {
  display: grid;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  background: #ffffff;
}

.question-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.question-card-title {
  margin: 0;
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 820;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.icon-actions {
  display: flex;
  gap: 6px;
}

.icon-button {
  display: inline-grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  color: var(--text);
}

.icon-button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.icon-button.is-danger:hover {
  border-color: var(--danger);
  color: var(--danger);
}

.icon-button svg {
  width: 17px;
  height: 17px;
}

.question-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 160px;
  gap: 12px;
}

.switch-row {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 14px;
  font-weight: 720;
}

.switch-row input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

[hidden] {
  display: none !important;
}

@media (max-width: 860px) {
  .page-shell {
    width: min(100% - 20px, 680px);
    padding-top: 12px;
  }

  .main-grid,
  .admin-grid {
    grid-template-columns: 1fr;
  }

  .admin-header {
    align-items: stretch;
    flex-direction: column;
  }

  .admin-actions {
    justify-content: flex-start;
  }

  .question-grid,
  .qr-admin {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .form-surface,
  .admin-panel {
    padding: 18px;
  }

  .btn {
    width: 100%;
  }

  .admin-actions,
  .submit-row,
  .questions-toolbar {
    align-items: stretch;
    flex-direction: column;
  }
}