/* ============================================================================
   Conecta Talentos — Design System gov.br (retematizado com as cores do IFRN)
   Implementa grid, tipografia, componentes e tokens inspirados no gov.br DS.
   Produção: pode-se substituir por @govbr-ds/core mantendo estes tokens.
   ============================================================================ */

:root {
  /* Paleta institucional IFRN (verde) — sobrescreve o azul padrão do gov.br */
  /* Escurecido de #1f8a3b para alcançar 4.5:1 com texto branco (era 4.41:1),
     o que afeta o botão "Entrar" e o hover de links (RNF-006..009). */
  --ifrn-green: #1c7f36;
  --ifrn-green-dark: #0d5c2a;
  --ifrn-green-darker: #08411d;
  --ifrn-green-vivid: #2ca94f;
  --ifrn-green-light: #e6f4ea;
  --ifrn-green-100: #c9e7d2;

  /* Cor de destaque (chamada de ação) */
  --ifrn-amber: #f2a900;
  --ifrn-amber-dark: #c98a00;

  /* Neutros (gov.br) */
  --gray-90: #1b1b1b;
  --gray-80: #333333;
  --gray-70: #555555;
  --gray-60: #666666;
  --gray-40: #999999;
  --gray-20: #d9d9d9;
  --gray-10: #ededed;
  --gray-05: #f8f8f8;
  --white: #ffffff;

  /* Feedback */
  --success: #168821;
  --warning: #ffcd07;
  --danger: #e52207;
  --info: #155bcb;

  /* Tokens semânticos */
  --color-primary: var(--ifrn-green);
  --color-primary-dark: var(--ifrn-green-dark);
  --text: var(--gray-90);
  --text-muted: var(--gray-70);
  --bg: var(--white);
  --surface: var(--gray-05);
  --surface-card: var(--white);
  --border: var(--gray-20);

  /* Texto sobre fundo colorido (verde/vermelho): branco nos dois temas. */
  --on-primary: var(--white);
  /* Cor de link: precisa de par próprio porque o verde escuro da marca fica
     ilegível sobre o fundo do tema escuro. */
  --link: var(--ifrn-green-dark);
  --link-hover: var(--ifrn-green);
  --footer-bg: var(--ifrn-green-darker);

  /* Realce verde suave: fundo claro + texto escuro no tema claro; o tema
     escuro inverte os dois papéis mantendo a identidade IFRN (Princípio IV). */
  --accent-soft: var(--ifrn-green-light);
  --accent-soft-border: var(--ifrn-green-100);
  --accent-soft-text: var(--ifrn-green-dark);
  --accent-soft-text-strong: var(--ifrn-green-darker);

  /* Pares fundo/texto de badges e alertas. */
  --badge-amber-bg: #fff3d6;
  --badge-amber-text: #8a6100;
  --badge-danger-bg: #fde2de;
  --badge-danger-text: #a5170a;
  --badge-info-bg: #dbe8ff;
  --badge-info-text: #0b3d91;
  --alert-warning-bg: #fff8e1;
  --alert-danger-bg: #fdeceb;

  /* Tipografia */
  --font-base: "Raleway", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: "Raleway", "Segoe UI", Roboto, Arial, sans-serif;

  /* Escala / espaçamento */
  --radius: 8px;
  --radius-sm: 4px;
  --radius-pill: 100px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.16);
  --container: 1200px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
}

/* ----------------------------------------------------------- Tema escuro */
/* US-16 / D-15. A paleta clara vive em `:root` (acima); aqui só os tokens
   mudam de valor — nenhuma regra de componente é duplicada.

   Três estados de preferência:
   - `sistema` (padrão): sem `data-theme` no <html>; vale `prefers-color-scheme`.
     A guarda `:not([data-theme="claro"])` impede que o modo escuro do SO
     sobreponha quem escolheu explicitamente o tema claro.
   - `claro`  : `data-theme="claro"` no <html> — fica só com `:root`.
   - `escuro` : `data-theme="escuro"` no <html> — bloco final, vence sempre.

   A identidade IFRN é preservada: o verde continua sendo a cor de marca,
   apenas clareado para manter contraste sobre fundo escuro (Princípio IV). */

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="claro"]) {
    --gray-90: #f2f2f2;
    --gray-80: #e0e0e0;
    --gray-70: #bdbdbd;
    --gray-60: #a3a3a3;
    --gray-40: #7a7a7a;
    --gray-20: #3d4046;
    --gray-10: #2b2e33;
    --gray-05: #212429;

    --color-primary: var(--ifrn-green-vivid);
    --text: var(--gray-90);
    --text-muted: var(--gray-70);
    --bg: #16181c;
    --surface: var(--gray-05);
    --surface-card: #1e2126;
    --border: var(--gray-20);

    --accent-soft: #163d24;
    --accent-soft-border: #1f5733;
    --accent-soft-text: #8fd9a4;
    --accent-soft-text-strong: #b7e8c4;
    --link: #8fd9a4;
    --link-hover: #b7e8c4;

    --badge-amber-bg: #4a3708;
    --badge-amber-text: #ffd97a;
    --badge-danger-bg: #4d1a14;
    --badge-danger-text: #ff9e93;
    --badge-info-bg: #16294d;
    --badge-info-text: #9dbcff;
    --alert-warning-bg: #3a2c07;
    --alert-danger-bg: #3d1611;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.6);
  }
}

:root[data-theme="escuro"] {
  --gray-90: #f2f2f2;
  --gray-80: #e0e0e0;
  --gray-70: #bdbdbd;
  --gray-60: #a3a3a3;
  --gray-40: #7a7a7a;
  --gray-20: #3d4046;
  --gray-10: #2b2e33;
  --gray-05: #212429;

  --color-primary: var(--ifrn-green-vivid);
  --text: var(--gray-90);
  --text-muted: var(--gray-70);
  --bg: #16181c;
  --surface: var(--gray-05);
  --surface-card: #1e2126;
  --border: var(--gray-20);

  --accent-soft: #163d24;
  --accent-soft-border: #1f5733;
  --accent-soft-text: #8fd9a4;
  --accent-soft-text-strong: #b7e8c4;
  --link: #8fd9a4;
  --link-hover: #b7e8c4;

  --badge-amber-bg: #4a3708;
  --badge-amber-text: #ffd97a;
  --badge-danger-bg: #4d1a14;
  --badge-danger-text: #ff9e93;
  --badge-info-bg: #16294d;
  --badge-info-text: #9dbcff;
  --alert-warning-bg: #3a2c07;
  --alert-danger-bg: #3d1611;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.6);
}

/* -------------------------------------------------------------- Reset base */
*,
*::before,
*::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--ifrn-green-darker);
  margin: 0 0 var(--space-3);
  font-weight: 700;
}
h1 { font-size: clamp(1.9rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.3rem; }

p { margin: 0 0 var(--space-3); }

a { color: var(--link); text-decoration: underline; }
a:hover { color: var(--link-hover); }

img { max-width: 100%; height: auto; }

/* Acessibilidade: foco visível (RNF-007) */
:focus-visible {
  outline: 3px solid var(--ifrn-amber);
  outline-offset: 2px;
}

/* Skip link (RNF-006/007) */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ifrn-green-darker);
  color: var(--on-primary);
  padding: var(--space-2) var(--space-3);
  z-index: 1000;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; color: var(--on-primary); }

/* ------------------------------------------------------------ Layout/grid */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.grid { display: grid; gap: var(--space-4); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.section { padding-block: var(--space-7); }
.section--surface { background: var(--surface); }
.section__title { text-align: center; margin-bottom: var(--space-2); }
.section__subtitle {
  text-align: center; color: var(--text-muted);
  max-width: 680px; margin: 0 auto var(--space-6);
}

.stack > * + * { margin-top: var(--space-3); }
.text-center { text-align: center; }
.muted { color: var(--text-muted); }

/* --------------------------------------------------------- Barra gov.br */
.gov-bar {
  background: var(--ifrn-green-darker);
  color: var(--on-primary);
  font-size: 0.8rem;
}
.gov-bar .container {
  display: flex; align-items: center; gap: var(--space-3);
  min-height: 34px;
}
.gov-bar a { color: var(--on-primary); text-decoration: none; opacity: 0.9; }
.gov-bar a:hover { opacity: 1; text-decoration: underline; }
.gov-bar__brand { font-weight: 700; letter-spacing: 0.04em; }

/* ------------------------------------------------------------- Header */
.site-header {
  background: var(--surface-card);
  border-bottom: 3px solid var(--ifrn-green);
  box-shadow: var(--shadow-sm);
  position: sticky; top: 0; z-index: 100;
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-4); min-height: 72px;
}
.brand { display: flex; align-items: center; gap: var(--space-3); text-decoration: none; }
.brand__logo {
  width: 44px; height: 44px; border-radius: 10px;
  background: linear-gradient(135deg, var(--ifrn-green), var(--ifrn-green-vivid));
  color: var(--on-primary); display: grid; place-items: center;
  font-weight: 800; font-size: 1.2rem; flex: none;
}
.brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.brand__name { font-weight: 800; color: var(--ifrn-green-darker); font-size: 1.05rem; }
.brand__sub { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }

.main-nav { display: flex; align-items: center; gap: var(--space-2); }
.main-nav a {
  text-decoration: none; color: var(--gray-80); padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem;
}
.main-nav a:hover { background: var(--accent-soft); color: var(--accent-soft-text); }
.main-nav a[aria-current="page"] { color: var(--accent-soft-text); background: var(--accent-soft); }

.nav-toggle {
  display: none; background: none; border: 2px solid var(--border);
  border-radius: var(--radius-sm); padding: 6px 10px; cursor: pointer; font-size: 1.2rem;
}

/* --------------------------------------------------------------- Botões */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  font-family: var(--font-base); font-weight: 700; font-size: 0.95rem;
  padding: 12px 24px; border-radius: var(--radius-pill); border: 2px solid transparent;
  cursor: pointer; text-decoration: none; transition: transform 0.05s, background 0.15s;
  line-height: 1;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--ifrn-green); color: var(--on-primary); }
.btn--primary:hover { background: var(--ifrn-green-dark); color: var(--on-primary); }
.btn--secondary { background: var(--ifrn-amber); color: var(--gray-90); }
.btn--secondary:hover { background: var(--ifrn-amber-dark); color: var(--gray-90); }
.btn--outline { background: transparent; color: var(--ifrn-green-dark); border-color: var(--ifrn-green); }
.btn--outline:hover { background: var(--accent-soft); color: var(--accent-soft-text); }
.btn--ghost { background: transparent; color: var(--gray-80); border-color: var(--border); }
.btn--ghost:hover { background: var(--gray-10); color: var(--gray-90); }
.btn--sm { padding: 8px 16px; font-size: 0.85rem; }
.btn--block { width: 100%; }
.btn--danger { background: var(--danger); color: var(--on-primary); }

/* ---------------------------------------------------------------- Cards */
.card {
  background: var(--surface-card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
  padding: var(--space-4); transition: box-shadow 0.15s, transform 0.15s;
}
.card--hover:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.card__title { color: var(--ifrn-green-darker); margin-bottom: var(--space-2); }
.card__top { border-top: 4px solid var(--ifrn-green); }

/* --------------------------------------------------------------- Badges */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 12px; border-radius: var(--radius-pill);
  font-size: 0.78rem; font-weight: 700; background: var(--gray-10); color: var(--gray-80);
}
.badge--green { background: var(--accent-soft); color: var(--accent-soft-text); }
.badge--amber { background: var(--badge-amber-bg); color: var(--badge-amber-text); }
.badge--danger { background: var(--badge-danger-bg); color: var(--badge-danger-text); }
.badge--info { background: var(--badge-info-bg); color: var(--badge-info-text); }
.badge--muted { background: var(--gray-10); color: var(--gray-70); }

/* --------------------------------------------------------------- Chips */
.chip-row { display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* -------------------------------------------------------------- Alerts */
.alert {
  display: flex; gap: var(--space-3); align-items: flex-start;
  padding: var(--space-3) var(--space-4); border-radius: var(--radius);
  border-left: 5px solid var(--info); background: #eef4ff; margin-bottom: var(--space-3);
}
.alert--success { border-color: var(--success); background: var(--accent-soft); }
.alert--warning { border-color: var(--warning); background: var(--alert-warning-bg); }
.alert--danger { border-color: var(--danger); background: var(--alert-danger-bg); }

/* -------------------------------------------------------------- Forms */
.form-group { margin-bottom: var(--space-4); }
.form-label { display: block; font-weight: 700; margin-bottom: var(--space-2); color: var(--gray-80); }
.form-label .req { color: var(--danger); }
.form-control,
.form-select,
textarea.form-control {
  width: 100%; padding: 12px 14px; font-size: 1rem; font-family: var(--font-base);
  border: 2px solid var(--border); border-radius: var(--radius-sm); background: var(--surface-card);
  color: var(--text);
}
.form-control:focus,
.form-select:focus { border-color: var(--ifrn-green); outline: none; }
.form-hint { font-size: 0.82rem; color: var(--text-muted); margin-top: 4px; }
.form-error { color: var(--danger); font-size: 0.85rem; margin-top: 4px; font-weight: 600; }
.form-check { display: flex; align-items: flex-start; gap: var(--space-2); }
.form-check input { margin-top: 5px; width: 18px; height: 18px; accent-color: var(--ifrn-green); }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: var(--space-4); margin-bottom: var(--space-4); }
legend { font-weight: 700; color: var(--ifrn-green-dark); padding-inline: var(--space-2); }

/* -------------------------------------------------------------- Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
table.table { width: 100%; border-collapse: collapse; background: var(--surface-card); }
.table th, .table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--gray-10); }
.table thead th { background: var(--accent-soft); color: var(--accent-soft-text-strong); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.03em; }
.table tbody tr:hover { background: var(--gray-05); }

/* ---------------------------------------------------------------- Hero */
.hero {
  position: relative; color: var(--on-primary); overflow: hidden;
  background: linear-gradient(135deg, var(--ifrn-green-darker) 0%, var(--ifrn-green) 55%, var(--ifrn-green-vivid) 100%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; opacity: 0.15;
  background-image: radial-gradient(circle at 20% 20%, #fff 0, transparent 40%),
                    radial-gradient(circle at 80% 60%, #fff 0, transparent 35%);
}
.hero .container { position: relative; z-index: 1; padding-block: var(--space-7); }
.hero h1 { color: var(--on-primary); max-width: 720px; }
.hero p { font-size: 1.15rem; max-width: 640px; opacity: 0.95; }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-5); }
.hero__meta { display: flex; flex-wrap: wrap; gap: var(--space-5); margin-top: var(--space-6); }
.hero__meta-item { display: flex; flex-direction: column; }
.hero__meta-item strong { font-size: 1.4rem; }
.hero__meta-item span { opacity: 0.85; font-size: 0.9rem; }

/* ------------------------------------------------------------ Countdown */
.countdown { display: flex; gap: var(--space-3); margin-top: var(--space-5); flex-wrap: wrap; }
.countdown__box {
  background: rgba(255, 255, 255, 0.15); border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius); padding: var(--space-3) var(--space-4); text-align: center; min-width: 84px;
}
.countdown__num { font-size: 2rem; font-weight: 800; display: block; }
.countdown__label { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; opacity: 0.9; }

/* ------------------------------------------------------------ Timeline */
.timeline { list-style: none; padding: 0; margin: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 14px; top: 6px; bottom: 6px; width: 3px; background: var(--accent-soft-border); }
.timeline__item { position: relative; padding-left: 48px; margin-bottom: var(--space-4); }
.timeline__item::before {
  content: ""; position: absolute; left: 7px; top: 4px; width: 16px; height: 16px;
  background: var(--ifrn-green); border: 3px solid var(--on-primary); border-radius: 50%; box-shadow: 0 0 0 2px var(--ifrn-green);
}
.timeline__date { font-weight: 700; color: var(--ifrn-green-dark); }

/* ----------------------------------------------------------------- FAQ */
.faq details {
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: var(--space-3) var(--space-4); margin-bottom: var(--space-3); background: var(--surface-card);
}
.faq summary { font-weight: 700; cursor: pointer; color: var(--ifrn-green-darker); }
.faq details[open] { box-shadow: var(--shadow-sm); }

/* -------------------------------------------------------------- Partners */
.partners {
  display: flex; flex-wrap: wrap; gap: var(--space-4);
  align-items: center; justify-content: center;
  list-style: none; padding: 0; margin: 0;
}
.partner {
  display: grid; place-items: center; height: 72px; min-width: 160px; padding: var(--space-3);
  background: var(--surface-card); border: 1px solid var(--border); border-radius: var(--radius);
  /* `--gray-60` não alcança 4.5:1 sobre o cartão claro; o texto do parceiro é
     conteúdo, não decoração, então usa o token de texto secundário. */
  font-weight: 700; color: var(--text-muted);
}
/* Logotipo cabe no cartão sem distorcer; a alternativa textual é o nome. */
.partner__logo { max-height: 48px; max-width: 100%; object-fit: contain; }
.partner--vaga { color: var(--gray-60); font-style: italic; }

/* -------------------------------------------------------------- Footer */
.site-footer { background: var(--footer-bg); color: var(--on-primary); padding-block: var(--space-6) var(--space-4); margin-top: var(--space-7); }
.site-footer a { color: #cdeccd; }
/* Nível de título semântico é <h2> (hierarquia); o tamanho fica pequeno por
   se tratar de rótulo de coluna do rodapé. */
.site-footer__titulo { color: var(--on-primary); font-size: 1rem; margin-bottom: var(--space-3); }
.site-footer .grid { gap: var(--space-5); }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: var(--space-2); }
/* Alternador de aparência no rodapé (US-16). Fica sobre o verde do rodapé,
   por isso usa `--on-primary` nos dois temas. */
.tema-switch {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2);
  margin-top: var(--space-4); padding-top: var(--space-3);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.88rem; color: var(--on-primary);
}
.tema-switch__label { font-weight: 700; }
.tema-switch__btn {
  font: inherit; cursor: pointer; padding: 4px 12px;
  background: transparent; color: var(--on-primary);
  border: 1px solid rgba(255, 255, 255, 0.4); border-radius: var(--radius-pill);
}
.tema-switch__btn:hover { background: rgba(255, 255, 255, 0.12); }
.tema-switch__btn.is-active {
  background: var(--on-primary); color: var(--ifrn-green-darker); font-weight: 700;
  border-color: var(--on-primary);
}
.tema-switch__btn:focus-visible { outline: 3px solid var(--ifrn-amber); outline-offset: 2px; }

.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.2); margin-top: var(--space-5); padding-top: var(--space-4); font-size: 0.85rem; opacity: 0.85; text-align: center; }

/* --------------------------------------------------------- Page header */
.page-head { background: var(--accent-soft); border-bottom: 1px solid var(--accent-soft-border); padding-block: var(--space-5); }
.page-head h1 { margin: 0; }
.breadcrumb { list-style: none; display: flex; flex-wrap: wrap; gap: var(--space-2); padding: 0; margin: 0 0 var(--space-2); font-size: 0.85rem; }
.breadcrumb li::after { content: "/"; margin-left: var(--space-2); color: var(--gray-40); }
.breadcrumb li:last-child::after { content: ""; }

/* ------------------------------------------------------------ Dashboard */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: var(--space-4); }
.stat {
  background: var(--surface-card); border: 1px solid var(--border); border-left: 5px solid var(--ifrn-green);
  border-radius: var(--radius); padding: var(--space-4);
}
.stat__num { font-size: 2rem; font-weight: 800; color: var(--ifrn-green-darker); }
.stat__label { color: var(--text-muted); font-size: 0.9rem; }

/* ------------------------------------------------------------ Utilities */
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.mt-4 { margin-top: var(--space-4); } .mb-4 { margin-bottom: var(--space-4); }
.flex { display: flex; } .flex-between { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); }
.flex-wrap { flex-wrap: wrap; } .gap-2 { gap: var(--space-2); } .gap-3 { gap: var(--space-3); }
.w-full { width: 100%; }
.auth-card { max-width: 440px; margin: var(--space-7) auto; }
.content-narrow { max-width: 820px; }

/* --------------------------------------------------------- Responsivo */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nav-toggle { display: inline-block; }
  .main-nav {
    display: none; position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; background: var(--surface-card);
    border-bottom: 3px solid var(--ifrn-green); box-shadow: var(--shadow-md); padding: var(--space-3);
  }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: var(--space-3); }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero__meta { gap: var(--space-4); }
}

/* ── Central de notificações (US-13) ───────────────────────────────── */
.notif-head {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.notif-head h3 { margin: 0; }

.notif-list { list-style: none; margin: 0; padding: 0; }

.notif-item {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-top: 1px solid var(--border);
}
.notif-item:first-child { border-top: 0; }

/* Não lida é sinalizada por borda + selo textual, nunca só por cor (RNF-009). */
.notif-item--nova {
  border-left: 4px solid var(--ifrn-green);
  padding-left: 12px;
}

.notif-item__body { flex: 1 1 260px; }
.notif-item__titulo { margin: 4px 0 0; font-weight: 600; }
.notif-item__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Rótulo acessível a leitores de tela, sem ocupar espaço visual (RNF-009). */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Formulário compacto dentro de célula de tabela. */
.form-inline {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.form-inline .form-select { width: auto; min-width: 9rem; }
