.pb-gbook-compose {
  margin: 0 0 var(--space-4, 16px);
}

.pb-gbook-panel {
  background: var(--c-surface, #fff);
  border: 1px solid var(--c-border, #e3e5e7);
  border-radius: var(--radius-lg, 8px);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
  overflow: hidden;
}

.pb-gbook-compose__inner {
  display: flex;
  gap: 14px;
  padding: 18px 18px 16px;
}

.pb-gbook-compose__face {
  flex: 0 0 48px;
}

.pb-gbook-compose__avatar {
  display: block;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--c-surface-2, #f6f7f8);
}

.pb-gbook-compose__avatar--letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  background: var(--pb-gbook-avatar-bg, var(--c-accent));
  text-transform: uppercase;
}

.pb-gbook-compose__avatar--guest {
  background: var(--c-surface-2, #f6f7f8) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' fill='%239499a0' viewBox='0 0 24 24'%3E%3Cpath d='M12 12a4 4 0 1 0-4-4 4 4 0 0 0 4 4Zm0 2c-4 0-7 2-7 4v1h14v-1c0-2-3-4-7-4Z'/%3E%3C/svg%3E") center/24px no-repeat;
}

.pb-gbook-compose__main {
  flex: 1;
  min-width: 0;
}

.pb-gbook-compose__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text, #18191c);
}

.pb-gbook-compose__hint {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-text-muted, #9499a0);
}

.pb-gbook-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
}

.pb-gbook-form__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0;
}

.pb-gbook-form__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text, #18191c);
  line-height: 1.4;
}

.pb-gbook-form__input {
  display: block;
  width: 100%;
  margin: 0;
  padding: 10px 12px;
  min-height: 44px;
  background: var(--c-surface-2, #f6f7f8);
  border: 1px solid var(--c-border, #e3e5e7);
  border-radius: 10px;
  color: var(--c-text, #18191c);
  font: inherit;
  font-size: 16px;
  line-height: 1.5;
  box-sizing: border-box;
  transition: border-color var(--dur, 200ms) var(--ease, ease), background var(--dur, 200ms) var(--ease, ease), box-shadow var(--dur, 200ms) var(--ease, ease);
}

.pb-gbook-form__textarea {
  min-height: 112px;
  resize: vertical;
}

.pb-gbook-form__input::placeholder {
  color: var(--c-text-muted, #9499a0);
}

.pb-gbook-form__input:focus {
  outline: none;
  border-color: var(--c-accent);
  background: var(--c-surface, #fff);
  box-shadow: 0 0 0 3px var(--c-accent-soft);
}

.pb-gbook-form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 10px 12px;
}

.pb-gbook-form__captcha {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.pb-gbook-form__captcha-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.pb-gbook-form__captcha-input {
  width: 132px;
  max-width: 100%;
  flex: 0 1 auto;
}

.pb-gbook-form__captcha-img {
  flex: 0 0 auto;
  height: 44px;
  width: auto;
  border-radius: 10px;
  border: 1px solid var(--c-border, #e3e5e7);
  background: var(--c-surface, #fff);
  cursor: pointer;
}

.pb-gbook-form__btn {
  min-width: 108px;
  min-height: 44px;
  padding: 0 22px;
  border: 0;
  border-radius: 10px;
  background: var(--c-accent);
  color: var(--c-accent-ink, #fff);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--dur, 200ms) var(--ease, ease), transform var(--dur, 200ms) var(--ease, ease), opacity var(--dur, 200ms) var(--ease, ease);
}

.pb-gbook-form__btn:hover {
  background: var(--c-accent-hover);
}

.pb-gbook-form__btn:active {
  transform: scale(0.98);
}

.pb-gbook-form__btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--c-accent-glow);
}

.pb-gbook-form__btn[disabled],
.pb-gbook-form__btn[data-loading="1"] {
  opacity: 0.6;
  cursor: wait;
}

@media (max-width: 520px) {
  .pb-gbook-compose__inner {
    flex-direction: column;
    gap: 12px;
  }

  .pb-gbook-form__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .pb-gbook-form__captcha-input {
    width: 100%;
  }

  .pb-gbook-form__btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pb-gbook-form__btn:active {
    transform: none;
  }
}