/* ================================================================
   PERFIL DO PROFESSOR (perfil.html)
   ================================================================ */
.perfil-page {
  max-width: 880px;
  padding-top: 2.5rem;
}

.perfil-loading {
  text-align: center;
  padding: 5rem 1rem;
  color: var(--text-muted);
}

/* ---------- Topo ---------- */
.perfil-hero {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.perfil-avatar {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border);
  background: var(--surface-2);
  flex-shrink: 0;
}

.perfil-hero-info {
  min-width: 0;
}

.perfil-display-name {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  line-height: 1.2;
}

.perfil-email {
  color: var(--text-muted);
  font-size: 0.88rem;
  word-break: break-all;
}

.perfil-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.perfil-chip {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.18rem 0.55rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.perfil-chip.admin {
  color: var(--accent-hover);
  border-color: var(--primary-border);
  background: var(--primary-light);
  text-decoration: none;
}

/* ---------- Estatísticas ---------- */
.perfil-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.perfil-stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0.9rem 1rem;
}

.perfil-stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}

.perfil-stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ---------- Cartões ---------- */
.perfil-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.perfil-card-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0.35rem;
  flex-wrap: wrap;
}

.perfil-card-header h2 {
  font-size: 1.02rem;
  font-weight: 700;
}

.perfil-card-header a {
  font-size: 0.8rem;
  color: var(--accent);
  text-decoration: none;
}

.perfil-card-desc {
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.55;
  margin-bottom: 1rem;
}

.perfil-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.perfil-form .field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.perfil-form .field.full {
  grid-column: 1 / -1;
}

.perfil-form label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.perfil-form .hint {
  font-size: 0.74rem;
  color: var(--text-subtle);
}

.perfil-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1rem;
}

.perfil-save-status {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-right: auto;
}

.perfil-save-status.ok { color: #86efac; }
.perfil-save-status.err { color: #fca5a5; }

/* Prévia do cabeçalho na folha A4 */
.sheet-preview {
  margin-top: 1rem;
  background: #fff;
  color: #111;
  border-radius: var(--radius-md);
  padding: 0.9rem 1rem;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.8rem;
  line-height: 1.7;
  box-shadow: inset 0 0 0 1px #d4d4d4;
}

.sheet-preview-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-top: 1rem;
}

.sheet-preview .sheet-row {
  display: flex;
  gap: 1rem;
  border-bottom: 1px solid #cfcfcf;
  padding: 0.1rem 0;
}

.sheet-preview .sheet-row span {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sheet-preview .sheet-empty {
  color: #9a9a9a;
}

/* ---------- Listas de ferramentas ---------- */
.perfil-tool-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.5rem;
}

.perfil-tool {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-2);
  text-decoration: none;
  color: var(--text);
  transition: var(--transition);
  min-width: 0;
}

.perfil-tool:hover {
  border-color: var(--border-hover);
  background: var(--surface-hover);
}

.perfil-tool-icon {
  font-size: 1.15rem;
  flex-shrink: 0;
}

.perfil-tool-body {
  min-width: 0;
  flex: 1;
}

.perfil-tool-name,
.perfil-tool-sub {
  display: block;
}

.perfil-tool-name {
  font-size: 0.86rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.perfil-tool-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.perfil-empty {
  color: var(--text-muted);
  font-size: 0.86rem;
  padding: 0.75rem 0;
}

/* ---------- Suporte ---------- */
.perfil-msg {
  border-top: 1px solid var(--border);
  padding: 0.85rem 0;
}

.perfil-msg:first-child {
  border-top: none;
  padding-top: 0;
}

.perfil-msg-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.74rem;
  color: var(--text-subtle);
  margin-bottom: 0.35rem;
}

.perfil-msg-text {
  font-size: 0.86rem;
  color: var(--text-secondary);
  white-space: pre-wrap;
  word-break: break-word;
}

.perfil-msg-reply {
  margin-top: 0.5rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  border: 1px solid var(--primary-border);
  font-size: 0.86rem;
  color: var(--text);
  white-space: pre-wrap;
}

.perfil-msg-reply strong {
  display: block;
  font-size: 0.72rem;
  color: var(--accent-hover);
}

/* ---------- Zona de conta ---------- */
.perfil-danger {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.perfil-danger p {
  font-size: 0.8rem;
  color: var(--text-subtle);
  max-width: 460px;
}

.perfil-danger-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn-danger-outline {
  background: transparent;
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #fca5a5;
}

.btn-danger-outline:hover {
  background: var(--danger-soft);
  border-color: rgba(239, 68, 68, 0.6);
}

/* ---------- Visitante ---------- */
.perfil-locked {
  text-align: center;
  max-width: 520px;
  margin: 2rem auto;
  padding: 3rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
}

.perfil-locked h1 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.perfil-locked p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.perfil-locked ul {
  text-align: left;
  list-style: none;
  display: inline-flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.75rem;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.perfil-locked li::before {
  content: '✓';
  color: var(--success);
  font-weight: 700;
  margin-right: 0.5rem;
}

.perfil-locked .auth-btn-wrapper .btn-google-skin {
  height: 42px;
  padding: 0 1.4rem;
  font-size: 0.92rem;
}

@media (max-width: 720px) {
  .perfil-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .perfil-form {
    grid-template-columns: 1fr;
  }

  .perfil-hero {
    flex-direction: column;
    text-align: center;
  }

  .perfil-meta {
    justify-content: center;
  }
}