/* ============================================================
   Voz Escolar — Fundação visual compartilhada
   Paleta e tipografia pensadas para transmitir confiança e
   organização institucional, sem parecer um template genérico.
   ============================================================ */

:root {
  --color-bg: #F6F5F1;
  --color-surface: #FFFFFF;
  --color-ink: #1C2430;
  --color-ink-soft: #545E6E;
  --color-border: #E1DFD8;

  --color-primary: #2B4C6F;
  --color-primary-dark: #1D3A57;
  --color-primary-soft: #E7EEF4;

  --color-success: #2F7D5E;
  --color-success-soft: #E4F2EC;
  --color-warning: #B5791A;
  --color-warning-soft: #FBF0DE;
  --color-danger: #B23A32;
  --color-danger-soft: #FBE9E7;
  --color-neutral: #6B7280;
  --color-neutral-soft: #EEEFF1;

  /* Cores de status (texto/fundo com contraste >= 4.5:1; "accent" p/ faixas e pontos) */
  --status-recebida-fg: #1E6B4B;      --status-recebida-bg: #E3F4EA;      --status-recebida-accent: #2E9463;
  --status-em_andamento-fg: #6B4A00;  --status-em_andamento-bg: #FFF3C2;  --status-em_andamento-accent: #A87C00;
  --status-encerrada-fg: #A82D26;     --status-encerrada-bg: #FDE8E6;     --status-encerrada-accent: #D14B43;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 2px rgba(28, 36, 48, 0.06);
  --shadow-md: 0 4px 16px rgba(28, 36, 48, 0.08);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 var(--space-2) 0;
  color: var(--color-primary-dark);
}

p { margin: 0 0 var(--space-3) 0; }
a { color: var(--color-primary); }
img, svg { max-width: 100%; display: block; }

:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}

.container { max-width: 1120px; margin: 0 auto; padding: 0 var(--space-4); }

/* Barra superior: ocupa a largura toda (fundo e borda), mas o conteúdo
   continua alinhado ao .container (1120px + 24px de respiro lateral).
   Antes o padding lateral era zerado e a barra só tinha a largura do
   container, encostando o logo/links na borda da tela em telas menores. */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  max-width: none;
  margin: 0;
  padding: var(--space-3) max(var(--space-4), calc((100% - 1120px) / 2 + var(--space-4)));
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}

.app-header .brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary-dark);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  white-space: nowrap;
}

.app-header nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-4);
}
/* :not(.btn) — senão a cor dos links sobrescreve a de botões dentro da
   navbar (ex.: "Criar conta" da landing ficava cinza sobre azul e sumia no hover). */
.app-header nav a:not(.btn) {
  color: var(--color-ink-soft);
  text-decoration: none;
  font-size: 0.95rem;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}
.app-header nav a:not(.btn):hover { color: var(--color-primary); }
.app-header nav a[aria-current="page"] {
  color: var(--color-primary-dark);
  font-weight: 600;
  border-bottom-color: var(--color-primary);
}

@media (max-width: 560px) {
  .app-header { padding-top: var(--space-2); padding-bottom: var(--space-2); }
  .app-header .brand { font-size: 1.1rem; }
  .app-header nav { gap: 0 var(--space-3); }
  .app-header nav a:not(.btn) { min-height: 44px; display: inline-flex; align-items: center; }
}

main { min-height: calc(100vh - 140px); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  padding: 11px 20px;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 120ms ease, border-color 120ms ease, transform 80ms ease;
}
.btn:active { transform: translateY(1px); }

.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }

.btn-secondary { background: var(--color-surface); color: var(--color-primary-dark); border-color: var(--color-border); }
.btn-secondary:hover { border-color: var(--color-primary); }

.btn-danger { background: var(--color-surface); color: var(--color-danger); border-color: var(--color-danger); }
.btn-danger:hover { background: var(--color-danger-soft); }

.btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-block { width: 100%; }

.field { margin-bottom: var(--space-4); }
.field label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: var(--space-1); color: var(--color-ink); }

.field input, .field select, .field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-ink);
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--color-primary); }
.field textarea { min-height: 140px; resize: vertical; }

.field-hint { font-size: 0.82rem; color: var(--color-ink-soft); margin-top: var(--space-1); }
.field-error { font-size: 0.82rem; color: var(--color-danger); margin-top: var(--space-1); display: none; }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--color-danger); }
.field.has-error .field-error { display: block; }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
}

.alert { border-radius: var(--radius-sm); padding: var(--space-3); font-size: 0.92rem; margin-bottom: var(--space-3); display: none; }
.alert.show { display: block; }
.alert-error { background: var(--color-danger-soft); color: var(--color-danger); }
.alert-success { background: var(--color-success-soft); color: var(--color-success); }

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}
.btn-secondary .spinner { border-color: rgba(43,76,111,0.3); border-top-color: var(--color-primary); }

@keyframes spin { to { transform: rotate(360deg); } }

.skeleton {
  background: linear-gradient(90deg, var(--color-neutral-soft) 25%, #f6f6f6 37%, var(--color-neutral-soft) 63%);
  background-size: 400% 100%;
  animation: shimmer 1.4s ease infinite;
  border-radius: var(--radius-sm);
}
@keyframes shimmer { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  white-space: nowrap;
}
.status-badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
/* Recebida = verde · Em andamento = amarelo · Encerrada = vermelho */
.status-recebida     { background: var(--status-recebida-bg);     color: var(--status-recebida-fg);     border-color: var(--status-recebida-accent); }
.status-em_andamento { background: var(--status-em_andamento-bg); color: var(--status-em_andamento-fg); border-color: var(--status-em_andamento-accent); }
.status-encerrada    { background: var(--status-encerrada-bg);    color: var(--status-encerrada-fg);    border-color: var(--status-encerrada-accent); }

/* Faixa lateral nos cards de lista — reforça o badge (que mantém o texto). */
.status-accent-recebida     { border-left: 4px solid var(--status-recebida-accent); }
.status-accent-em_andamento { border-left: 4px solid var(--status-em_andamento-accent); }
.status-accent-encerrada    { border-left: 4px solid var(--status-encerrada-accent); }

.empty-state { text-align: center; padding: var(--space-6) var(--space-4); color: var(--color-ink-soft); }

footer.app-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-4) 0;
  color: var(--color-ink-soft);
  font-size: 0.85rem;
  text-align: center;
}