/* =========================================================
   NIS2 Triagem — Form Styles
   Estratégia Integrada | nis2.eintegrada.pt
   ========================================================= */

:root {
  --nis2-primary:   #1e3a5f;
  --nis2-accent:    #f59e0b;
  --nis2-text:      #1f2937;
  --nis2-muted:     #6b7280;
  --nis2-border:    #d1d5db;
  --nis2-bg:        #f8fafc;
  --nis2-white:     #ffffff;
  --nis2-red:       #dc2626;
  --nis2-green:     #16a34a;
  --nis2-radius:    8px;
  --nis2-shadow:    0 2px 16px rgba(0,0,0,.08);
}

/* ----- Wrapper ----- */
.nis2-wrap {
  max-width: 760px;
  margin: 0 auto;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  color: var(--nis2-text);
  font-size: 15px;
  line-height: 1.6;
}

/* ----- Progress ----- */
.nis2-progress-bar-wrap {
  margin-bottom: 24px;
}
.nis2-progress-pct {
  text-align: right;
  font-size: 12px;
  color: var(--nis2-muted);
  margin-top: 4px;
  font-variant-numeric: tabular-nums;
}
.nis2-progress-steps {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}
.nis2-step-label {
  font-size: 11px;
  color: var(--nis2-muted);
  text-align: center;
  flex: 1;
  padding: 0 4px;
  transition: color .2s;
}
.nis2-step-label.active {
  color: var(--nis2-primary);
  font-weight: 700;
}
.nis2-step-label.done {
  color: var(--nis2-green);
}
.nis2-progress-track {
  height: 6px;
  background: #e5e7eb;
  border-radius: 3px;
  overflow: hidden;
}
.nis2-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--nis2-primary), #3b82f6);
  border-radius: 3px;
  transition: width .4s ease;
}

/* ----- Steps ----- */
.nis2-step {
  background: var(--nis2-white);
  border: 1px solid var(--nis2-border);
  border-radius: var(--nis2-radius);
  padding: 28px 32px;
  box-shadow: var(--nis2-shadow);
  animation: nis2StepIn .25s ease both;
}
.nis2-step.hidden { display: none; }

@keyframes nis2StepIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.nis2-step-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--nis2-primary);
  margin: 0 0 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.nis2-step-num {
  background: var(--nis2-primary);
  color: #fff;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}
.nis2-step-intro {
  color: var(--nis2-muted);
  margin: -8px 0 24px;
}

/* ----- Field groups ----- */
.nis2-field-group {
  margin-bottom: 28px;
}
.nis2-label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--nis2-text);
}
.nis2-label .req {
  color: var(--nis2-red);
}
.nis2-hint {
  font-size: 13px;
  color: var(--nis2-muted);
  margin: 0 0 10px;
}
.nis2-error {
  font-size: 12px;
  color: var(--nis2-red);
  margin: 4px 0 0;
  min-height: 16px;
}

/* ----- Option grid (P1) ----- */
.nis2-options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
}
.nis2-option {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--nis2-bg);
  border: 2px solid var(--nis2-border);
  border-radius: 6px;
  padding: 12px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.nis2-option:hover {
  border-color: var(--nis2-primary);
  background: #f0f5ff;
}
.nis2-option input[type="radio"] {
  margin-top: 2px;
  accent-color: var(--nis2-primary);
  flex-shrink: 0;
}
.nis2-option span {
  font-size: 13px;
  font-weight: 600;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nis2-option small {
  font-weight: 400;
  color: var(--nis2-muted);
  font-size: 11px;
}
.nis2-option.selected,
.nis2-option input[type="radio"]:checked ~ span {
  color: var(--nis2-primary);
}
label.nis2-option:has(input:checked) {
  border-color: var(--nis2-primary);
  background: #eff6ff;
  box-shadow: 0 0 0 3px rgba(30,58,95,.1);
}
/* Accessibility: keyboard focus */
.nis2-option:focus-within {
  outline: 2px solid var(--nis2-primary);
  outline-offset: 2px;
}

/* ----- Option list (P2–P12) ----- */
.nis2-options-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.nis2-option-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 11px 14px;
  border: 2px solid var(--nis2-border);
  border-radius: 6px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  font-size: 14px;
}
.nis2-option-row:hover {
  border-color: var(--nis2-primary);
  background: #f0f5ff;
}
.nis2-option-row input[type="radio"] {
  margin-top: 1px;
  accent-color: var(--nis2-primary);
  flex-shrink: 0;
}
label.nis2-option-row:has(input:checked) {
  border-color: var(--nis2-primary);
  background: #eff6ff;
  font-weight: 600;
  box-shadow: 0 0 0 3px rgba(30,58,95,.08);
}
.nis2-option-row:focus-within {
  outline: 2px solid var(--nis2-primary);
  outline-offset: 2px;
}

/* ----- Contact grid ----- */
.nis2-contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 20px;
}
@media (max-width: 560px) {
  .nis2-contact-grid { grid-template-columns: 1fr; }
}

.nis2-input {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid var(--nis2-border);
  border-radius: 6px;
  font-size: 15px;
  color: var(--nis2-text);
  background: var(--nis2-bg);
  box-sizing: border-box;
  transition: border-color .15s;
}
.nis2-input:focus {
  outline: none;
  border-color: var(--nis2-primary);
  background: #fff;
}
.nis2-input.error {
  border-color: var(--nis2-red);
}

/* ----- RGPD ----- */
.nis2-rgpd-wrap {
  margin: 20px 0 12px;
  background: #fefce8;
  border: 1px solid #fcd34d;
  border-radius: 6px;
  padding: 14px 16px;
}
.nis2-checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  margin-bottom: 10px;
  cursor: pointer;
  line-height: 1.4;
}
.nis2-checkbox-row:last-of-type { margin-bottom: 0; }
.nis2-checkbox-row input[type="checkbox"] {
  margin-top: 2px;
  accent-color: var(--nis2-primary);
  flex-shrink: 0;
}
.nis2-checkbox-row a {
  color: var(--nis2-primary);
}
.nis2-disclaimer {
  font-size: 12px;
  color: var(--nis2-muted);
  margin: 8px 0 20px;
}

/* ----- Navigation ----- */
.nis2-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid #e5e7eb;
}
.nis2-btn-next,
.nis2-btn-back,
.nis2-btn-submit {
  padding: 11px 24px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: opacity .15s, transform .1s;
}
.nis2-btn-next {
  background: var(--nis2-primary);
  color: #fff;
  margin-left: auto;
  box-shadow: 0 4px 12px rgba(30,58,95,.25);
}
.nis2-btn-next:hover {
  opacity: .9;
  transform: translateX(2px);
}
.nis2-btn-back {
  background: transparent;
  color: var(--nis2-muted);
  border: 2px solid var(--nis2-border);
}
.nis2-btn-back:hover {
  border-color: var(--nis2-primary);
  color: var(--nis2-primary);
}
.nis2-btn-submit {
  background: var(--nis2-accent);
  color: #1f2937;
  padding: 13px 30px;
  font-size: 16px;
  box-shadow: 0 4px 12px rgba(245,158,11,.35);
}
.nis2-btn-submit:hover {
  opacity: .92;
  transform: translateY(-1px);
}
.nis2-btn-submit:disabled {
  opacity: .6;
  cursor: not-allowed;
}
.nis2-submit-loading { font-style: italic; }

/* ----- Resultado ----- */
.nis2-resultado { margin-top: 8px; animation: nis2StepIn .3s ease both; }
.nis2-resultado.hidden { display: none; }

.nis2-resultado-box {
  background: var(--nis2-white);
  border-radius: var(--nis2-radius);
  border: 1px solid var(--nis2-border);
  box-shadow: var(--nis2-shadow);
  overflow: hidden;
}
.nis2-resultado-header {
  padding: 28px 32px 20px;
  border-bottom: 1px solid #e5e7eb;
}
.nis2-resultado-icone {
  font-size: 36px;
  margin-bottom: 8px;
}
.nis2-resultado-header h2 {
  margin: 0;
  font-size: 20px;
  line-height: 1.3;
}

#nis2-resultado-texto {
  padding: 20px 32px;
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  border-bottom: 1px solid #f3f4f6;
}

.nis2-resultado-obrigacoes {
  padding: 16px 32px;
  border-bottom: 1px solid #f3f4f6;
}
.nis2-resultado-obrigacoes h3 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--nis2-muted);
  margin: 0 0 10px;
}
.nis2-obrigacoes {
  margin: 0;
  padding-left: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.nis2-obrigacoes li {
  font-size: 14px;
  line-height: 1.6;
  padding: 8px 12px;
  background: #f9fafb;
  border-radius: 5px;
  border-left: 3px solid var(--nis2-border);
}

.nis2-resultado-passos {
  padding: 16px 32px;
  font-size: 14px;
  color: var(--nis2-muted);
  border-bottom: 1px solid #f3f4f6;
}

.nis2-resultado-email-aviso {
  background: #eff6ff;
  padding: 12px 32px;
  font-size: 14px;
  color: #1d4ed8;
}

.nis2-resultado-cta {
  background: var(--nis2-primary);
  padding: 24px 32px;
  text-align: center;
  color: #fff;
}
.nis2-resultado-cta p {
  margin: 0 0 12px;
  font-size: 15px;
  opacity: .9;
}
.nis2-cta-btn {
  display: inline-block;
  background: var(--nis2-accent);
  color: #1f2937;
  padding: 13px 28px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
  transition: opacity .15s;
}
.nis2-cta-btn:hover { opacity: .9; }
.nis2-dgert-note {
  font-size: 12px;
  opacity: .7;
  margin: 10px 0 0 !important;
}

.nis2-legal-disclaimer {
  font-size: 12px;
  color: var(--nis2-muted);
  text-align: center;
  padding: 16px 0;
  line-height: 1.5;
}

/* ----- Admin badge ----- */
.nis2-badge {
  background: #eff6ff;
  color: var(--nis2-primary);
  font-size: 13px;
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 400;
  vertical-align: middle;
  margin-left: 8px;
}
.nis2-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--nis2-muted);
}
.nis2-empty span { font-size: 48px; display: block; margin-bottom: 12px; }

/* ----- Responsive ----- */
@media (max-width: 600px) {
  .nis2-step { padding: 20px 16px; }
  .nis2-options-grid { grid-template-columns: 1fr; }
  .nis2-step-label { font-size: 9px; }
  .nis2-resultado-header,
  #nis2-resultado-texto,
  .nis2-resultado-obrigacoes,
  .nis2-resultado-passos,
  .nis2-resultado-email-aviso,
  .nis2-resultado-cta { padding-left: 16px; padding-right: 16px; }
  .nis2-nav { flex-direction: column-reverse; gap: 10px; }
  .nis2-btn-next, .nis2-btn-back, .nis2-btn-submit { width: 100%; margin-left: 0; }
}
@media (min-width: 601px) and (max-width: 760px) {
  .nis2-options-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ----- High-contrast / reduced motion ----- */
@media (prefers-reduced-motion: reduce) {
  .nis2-step, .nis2-resultado { animation: none; }
  .nis2-btn-next, .nis2-btn-submit { transition: none; }
}