:root {
  --vinho:      #8B1A3C;
  --vinho-dk:   #6b1230;
  --vinho-lt:   #f9eef2;
  --laranja:    #E07B1A;
  --dourado:    #F0A030;
  --creme:      #fdf8f2;
  --cinza-bg:   #f7f5f2;
  --texto:      #1c1410;
  --sub:        #6b6056;
  --branco:     #ffffff;
  --borda:      #e8e0d8;
}

* { box-sizing: border-box; }

html, body {
  font-family: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--texto);
  background: var(--cinza-bg);
}

/* ===== HEADER ===== */
.sac-header {
  background: linear-gradient(135deg, var(--vinho) 0%, var(--vinho-dk) 100%);
  color: #fff;
  padding: 1rem 0;
  box-shadow: 0 2px 10px rgba(0,0,0,.08);
  position: sticky;
  top: 0;
  z-index: 100;
}
.sac-logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
  color: #fff;
}
.sac-logo-mark {
  width: 122px;
  height: 42px;
  display: flex;
  align-items: center;
  flex: 0 0 auto;
}
.sac-logo-mark img {
  display: block;
  max-width: 100%;
  max-height: 38px;
  object-fit: contain;
  filter: brightness(0) invert(1);
}
.sac-logo-icon {
  width: 42px; height: 42px;
  background: rgba(255,255,255,.15);
  border-radius: 10px;
  display: grid; place-items: center;
  font-size: 1.25rem;
}
.sac-logo-text strong {
  display: block;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .04em;
}
.sac-logo-text small {
  display: block;
  font-size: .75rem;
  opacity: .85;
  margin-top: -2px;
}
.sac-nav { display: flex; gap: .25rem; }
.sac-nav a {
  color: rgba(255,255,255,.85);
  text-decoration: none;
  padding: .5rem .9rem;
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 500;
  transition: all .2s;
}
.sac-nav a:hover {
  background: rgba(255,255,255,.15);
  color: #fff;
}

/* ===== MAIN ===== */
.sac-main {
  min-height: calc(100vh - 180px);
  padding-bottom: 2rem;
}

/* ===== HERO / HOME ===== */
.sac-hero {
  background: linear-gradient(135deg, var(--vinho) 0%, var(--vinho-dk) 70%, #3a0a1b 100%);
  color: #fff;
  padding: 4rem 1.5rem;
  border-radius: 16px;
  position: relative;
  overflow: hidden;
  margin-top: 1rem;
}
.sac-hero::before {
  content: "";
  position: absolute;
  right: -60px; top: -60px;
  width: 260px; height: 260px;
  background: radial-gradient(circle, var(--laranja) 0%, transparent 70%);
  opacity: .25;
}
.sac-hero-inner { position: relative; }
.sac-badge {
  display: inline-block;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  padding: .35rem 1rem;
  border-radius: 100px;
  font-size: .8rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}
.sac-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  margin-bottom: .75rem;
  line-height: 1.15;
}
.sac-subtitle {
  font-size: 1.1rem;
  opacity: .9;
  max-width: 640px;
  margin: 0 auto;
}

/* ===== CARDS DE ESCOLHA ===== */
.sac-card {
  display: block;
  background: #fff;
  border: 2px solid var(--borda);
  border-radius: 14px;
  padding: 2rem 1.75rem;
  text-decoration: none;
  color: var(--texto);
  transition: all .25s;
  height: 100%;
}
.sac-card:hover {
  transform: translateY(-4px);
  border-color: var(--vinho);
  box-shadow: 0 14px 28px rgba(139,26,60,.12);
}
.sac-card h3 {
  margin: 0 0 .5rem 0;
  font-weight: 700;
  color: var(--vinho);
}
.sac-card p { color: var(--sub); font-size: .95rem; }
.sac-card-icon {
  width: 60px; height: 60px;
  border-radius: 12px;
  display: grid; place-items: center;
  font-size: 1.75rem;
  margin-bottom: 1.25rem;
}
.sac-card-duvida .sac-card-icon {
  background: linear-gradient(135deg, var(--dourado) 0%, var(--laranja) 100%);
  color: #fff;
}
.sac-card-reclamacao .sac-card-icon {
  background: linear-gradient(135deg, var(--vinho) 0%, var(--vinho-dk) 100%);
  color: #fff;
}
.sac-card-cta {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  color: var(--laranja);
  font-weight: 600;
  margin-top: .75rem;
}
.sac-card:hover .sac-card-cta { color: var(--vinho); }

/* ===== PANEL (busca, etc) ===== */
.sac-panel {
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,.03);
}

/* ===== FORMULÁRIO ===== */
.sac-form { background: transparent; }
.sac-form-step {
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: 12px;
  padding: 1.5rem 1.75rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 1px 3px rgba(0,0,0,.03);
}
.sac-step-title {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--vinho);
  margin-bottom: 1.25rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--borda);
}
.sac-step-num {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--vinho);
  color: #fff;
  display: grid; place-items: center;
  font-size: .95rem;
  font-weight: 700;
}

.form-label { font-weight: 500; color: var(--texto); font-size: .9rem; }
.form-control, .form-select {
  border-color: var(--borda);
  padding: .55rem .75rem;
}
.form-control:focus, .form-select:focus {
  border-color: var(--vinho);
  box-shadow: 0 0 0 .2rem rgba(139,26,60,.15);
}
.form-control:disabled { background: var(--creme); }

/* ===== BOTÕES ===== */
.sac-btn-primary {
  background: linear-gradient(135deg, var(--vinho) 0%, var(--vinho-dk) 100%);
  color: #fff;
  border: none;
  padding: .6rem 1.5rem;
  font-weight: 600;
  border-radius: 8px;
  transition: all .2s;
}
.sac-btn-primary:hover {
  background: linear-gradient(135deg, var(--vinho-dk) 0%, #4a0b20 100%);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(139,26,60,.3);
}
.sac-back { color: var(--vinho); text-decoration: none; padding: 0; }
.sac-back:hover { color: var(--vinho-dk); }
.sac-page-title { color: var(--vinho); font-weight: 700; }

/* ===== ALERT CUSTOM ===== */
.sac-alert-warning {
  background: #fff8e6;
  border: 1px solid #f0d48a;
  color: #7a5300;
  border-radius: 12px;
}
.sac-alert-warning h5 { color: #b67500; }

/* ===== INFO ITEMS ===== */
.sac-info-item {
  background: var(--creme);
  border-radius: 8px;
  padding: .65rem .9rem;
}
.sac-info-item small {
  display: block;
  color: var(--sub);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.sac-info-item span {
  display: block;
  font-weight: 600;
  color: var(--texto);
}

/* ===== SUCCESS CARD ===== */
.sac-success-card {
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: 16px;
  padding: 3rem 2rem;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0,0,0,.04);
}
.sac-success-icon {
  font-size: 4.5rem;
  color: #2e9e4e;
  line-height: 1;
  margin-bottom: 1rem;
}
.sac-success-title { color: var(--vinho); font-weight: 700; margin-bottom: .5rem; }
.sac-success-sub { color: var(--sub); }
.sac-protocolo-box {
  display: inline-block;
  background: linear-gradient(135deg, var(--vinho) 0%, var(--vinho-dk) 100%);
  color: #fff;
  padding: 1rem 2rem;
  border-radius: 12px;
  margin: 1.5rem 0 .5rem;
}
.sac-protocolo-box small {
  display: block;
  opacity: .8;
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: .25rem;
}
.sac-protocolo-box strong {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: .02em;
  font-family: 'SF Mono', Consolas, monospace;
}

/* ===== STATUS BADGE ===== */
.sac-status {
  display: inline-block;
  padding: .4rem 1rem;
  border-radius: 100px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .04em;
}
.sac-status-aberta        { background: #fff8e6; color: #a06500; }
.sac-status-em_analise    { background: #eaf3ff; color: #1d58b0; }
.sac-status-encaminhado_qualidade { background: #eaf3ff; color: #1d58b0; }
.sac-status-em_tratamento { background: #eaf3ff; color: #1d58b0; }
.sac-status-aguardando_cliente { background: #fff2f0; color: #b0391d; }
.sac-status-aguardando_setor_interno { background: #fff2f0; color: #b0391d; }
.sac-status-rnc_gerada    { background: #e7f7ec; color: #1c7a38; }
.sac-status-procedente_sem_rnc { background: #e7f7ec; color: #1c7a38; }
.sac-status-resolvida     { background: #e7f7ec; color: #1c7a38; }
.sac-status-improcedente  { background: #f3f3f3; color: #555; }
.sac-status-cancelada     { background: #f3f3f3; color: #555; }

/* ===== CHAT / ACOMPANHAMENTO ===== */
.sac-chat-list {
  display: flex;
  flex-direction: column;
  gap: .85rem;
}
.sac-chat-empty {
  border: 1px dashed var(--borda);
  border-radius: 12px;
  padding: 1rem;
  color: var(--sub);
  background: #fff;
}
.sac-chat-message {
  border: 1px solid var(--borda);
  border-radius: 12px;
  padding: .9rem 1rem;
  background: #fff;
}
.sac-chat-client {
  border-color: #d8e8ff;
  background: #f8fbff;
}
.sac-chat-team {
  border-color: #ead6de;
  background: #fff9fb;
}
.sac-chat-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--sub);
  font-size: .8rem;
  margin-bottom: .45rem;
}
.sac-chat-meta strong {
  color: var(--vinho);
}
.sac-chat-body {
  color: var(--texto);
  line-height: 1.55;
}

/* ===== FOOTER ===== */
.sac-footer {
  background: #fff;
  border-top: 1px solid var(--borda);
  padding: 1.5rem 0;
  color: var(--sub);
  margin-top: 2rem;
}

/* ===== RESPONSIVO ===== */
@media (max-width: 768px) {
  .sac-hero { padding: 2.5rem 1rem; }
  .sac-form-step { padding: 1rem; }
  .sac-logo { gap: .55rem; }
  .sac-logo-mark { width: 92px; }
  .sac-logo-text small { display: none; }
  .sac-logo-text strong { font-size: .95rem; }
  .sac-nav a { padding: .4rem .6rem; font-size: .85rem; }
}

/* Honeypot anti-bot: fica fora da tela e não deve ser preenchido por humanos. */
.sac-hp {
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  width: 0 !important;
  height: 0 !important;
  overflow: hidden !important;
}

/* ===== WIZARD / STEPPER ===== */
.sac-stepper {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: .25rem;
  margin: 0 0 1.5rem;
  padding: 0;
  flex-wrap: nowrap;
}
.sac-stepper-item {
  display: flex;
  align-items: center;
  gap: .55rem;
  flex-shrink: 0;
}
.sac-stepper-dot {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 2px solid var(--borda);
  background: #fff;
  color: var(--sub);
  display: grid; place-items: center;
  font-weight: 700;
  font-size: .9rem;
  transition: all .25s;
  flex-shrink: 0;
}
.sac-stepper-label {
  font-size: .85rem;
  color: var(--sub);
  font-weight: 500;
  white-space: nowrap;
  display: none;
}
@media (min-width: 768px) {
  .sac-stepper-label { display: inline; }
}
.sac-stepper-line {
  flex: 1 1 auto;
  height: 2px;
  background: var(--borda);
  min-width: 18px;
  max-width: 60px;
  transition: background .25s;
}
.sac-stepper-item.is-current .sac-stepper-dot {
  border-color: var(--vinho);
  background: var(--vinho);
  color: #fff;
  box-shadow: 0 0 0 4px rgba(139,26,60,.15);
}
.sac-stepper-item.is-current .sac-stepper-label {
  color: var(--vinho);
  font-weight: 700;
}
.sac-stepper-item.is-done .sac-stepper-dot {
  border-color: #2e9e4e;
  background: #2e9e4e;
  color: #fff;
}
.sac-stepper-item.is-done .sac-stepper-dot span { font-size: 1.05rem; }
.sac-stepper-line.is-done { background: #2e9e4e; }

[data-wizard="true"] .sac-form-step { display: none; }
[data-wizard="true"] .sac-form-step.is-active { display: block; }
[data-wizard="true"] .sac-form-step.is-active {
  animation: sacFadeIn .2s ease-out;
}
@keyframes sacFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.sac-wizard-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}
.sac-wizard-nav .sac-btn-back-step { visibility: hidden; }
.sac-wizard-nav.has-back .sac-btn-back-step { visibility: visible; }

.sac-rascunho-info {
  width: 100%;
  font-size: .8rem;
  color: var(--sub);
  text-align: center;
  margin-top: .25rem;
}
.sac-rascunho-info strong { color: var(--vinho); }

/* ===== VALIDAÇÃO INLINE ===== */
.form-control.is-invalid,
.form-select.is-invalid {
  border-color: #c53030 !important;
  box-shadow: 0 0 0 .15rem rgba(197,48,48,.12);
}
.form-control.is-valid,
.form-select.is-valid {
  border-color: #2e9e4e;
}
.sac-field-error {
  display: none;
  color: #c53030;
  font-size: .82rem;
  margin-top: .3rem;
  font-weight: 500;
}
.sac-field-error.is-visible { display: block; }

/* ===== PREVIEW DE ANEXO ===== */
.sac-file-preview {
  margin-top: .55rem;
  display: none;
  align-items: center;
  gap: .65rem;
  padding: .5rem .65rem;
  border: 1px solid var(--borda);
  border-radius: 8px;
  background: var(--creme);
  font-size: .82rem;
  color: var(--texto);
}
.sac-file-preview.is-visible { display: flex; }
.sac-file-preview img {
  width: 52px; height: 52px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--borda);
  flex-shrink: 0;
}
.sac-file-preview-icon {
  width: 52px; height: 52px;
  display: grid; place-items: center;
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: 6px;
  font-size: 1.5rem;
  color: var(--vinho);
  flex-shrink: 0;
}
.sac-file-preview-info {
  flex: 1;
  min-width: 0;
}
.sac-file-preview-info strong {
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sac-file-preview-info small { color: var(--sub); }