/* Sunday empty + form states */
.sun-empty { text-align: center; padding: 48px 24px; color: var(--text-secondary, #7B8A85); }
.sun-empty-icon { width: 64px; height: 64px; margin: 0 auto 16px; opacity: 0.6; }
.sun-empty-title { font-size: 16px; font-weight: 700; color: var(--text, #1A2521); margin-bottom: 6px; }
.sun-empty-body { font-size: 14px; max-width: 32ch; margin: 0 auto 20px; line-height: 1.6; }
.sun-required::after { content: ' *'; color: #B83A2B; font-weight: 700; }
.sun-field-error { color: #B83A2B; font-size: 12px; margin-top: 4px; display: block; }
input.is-invalid, select.is-invalid, textarea.is-invalid { border-color: #B83A2B !important; box-shadow: 0 0 0 3px rgba(184,58,43,0.12) !important; }
input:disabled, select:disabled, textarea:disabled, button:disabled { opacity: 0.6; cursor: not-allowed; }
button.is-loading { position: relative; color: transparent !important; }
button.is-loading::after { content: ''; position: absolute; inset: 0; margin: auto; width: 16px; height: 16px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: sun-spin 0.8s linear infinite; color: inherit; }