/* ============================================================
   COMPONENTS — nav, botões, forms, badges, cards partilhados
   ============================================================ */

/* ── NAV (landing) ── */
nav.landing-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(to bottom, var(--ink) 60%, transparent);
}

/* ── NAV (app) ── */
nav.app-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--ink);
  border-bottom: 1px solid var(--wire);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.625rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}

.nav-logo span { color: var(--amber); }

.nav-cta {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink);
  background: var(--amber);
  border: none;
  border-radius: 6px;
  padding: 0.5rem 1.125rem;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, transform 0.15s;
}

.nav-cta:hover {
  background: var(--amber-2);
  transform: translateY(-1px);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-balance {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--amber);
  border: none;
  border-radius: 8px;
  padding: 0.4rem 0.875rem;
  font-family: 'DM Mono', monospace;
  font-size: 0.8125rem;
  color: var(--ink);
  transition: background 0.15s, transform 0.15s;
  cursor: pointer;
}
.nav-balance:hover { background: var(--amber-2); transform: translateY(-1px); }

.nav-balance-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ink);
  opacity: 0.6;
}

.nav-balance-link {
  color: var(--ink);
  text-decoration: none;
  font-family: 'DM Mono', monospace;
  font-size: 0.8125rem;
  font-weight: 700;
}
.nav-balance-link:visited { color: var(--ink); }
.nav-balance-link:hover { color: var(--ink); }

.nav-user {
  font-size: 0.8125rem;
  color: var(--text-3);
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-logout {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-2);
  background: var(--ghost-2);
  border: 1px solid var(--wire-2);
  border-radius: 8px;
  cursor: pointer;
  padding: 0.4375rem 1rem;
  transition: all 0.15s;
  white-space: nowrap;
  font-family: 'Syne', sans-serif;
  text-decoration: none;
}

.nav-logout:hover {
  color: var(--text);
  background: var(--ghost-3);
  border-color: var(--wire);
}

/* ── BUTTONS ── */
.btn-primary {
  background: var(--amber);
  color: var(--ink);
  border: none;
  border-radius: 8px;
  padding: 0.9375rem 1.75rem;
  font-family: 'Syne', sans-serif;
  font-size: 0.9375rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, transform 0.15s;
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--amber-2);
  transform: translateY(-1px);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ── FORM INPUTS ── */
.input {
  background: var(--ghost-2);
  border: 1px solid var(--wire-2);
  border-radius: 8px;
  padding: 0.875rem 1.125rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9375rem;
  color: var(--text);
  outline: none;
  transition: border-color 0.15s, background 0.15s;
  width: 100%;
}

.input::placeholder { color: var(--text-3); }

.input:focus {
  border-color: var(--amber);
  background: var(--ghost-3);
}

/* ── STATUS BADGES ── */
.status-badge {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.3rem 0.7rem;
  border-radius: 99px;
  font-family: 'DM Mono', monospace;
}

.status-badge.done {
  background: rgba(34,197,94,0.1);
  color: var(--green);
  border: 1px solid rgba(34,197,94,0.2);
}

.status-badge.processing,
.status-badge.pending {
  background: rgba(245,166,35,0.1);
  color: var(--amber-2);
  border: 1px solid rgba(245,166,35,0.2);
}

.status-badge.error,
.status-badge.failed {
  background: rgba(239,68,68,0.1);
  color: var(--red);
  border: 1px solid rgba(239,68,68,0.2);
}

/* ── ERROR / SUCCESS BANNERS ── */
.error-banner {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: 10px;
  padding: 0.875rem 1.25rem;
  font-size: 0.875rem;
  color: #fca5a5;
  display: none;
}

.error-msg {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 0.8125rem;
  color: #fca5a5;
  display: none;
}

/* ── SKELETON ── */
.skeleton {
  background: linear-gradient(90deg, var(--ghost) 25%, var(--ghost-2) 50%, var(--ghost) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 4px;
}

.skeleton-card {
  background: var(--ink-2);
  border: 1px solid var(--wire-2);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* ── SECTION COMMON ── */
.section-label {
  font-size: 0.6875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--amber);
  margin-bottom: 1rem;
}

.section-title {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.1;
  margin-bottom: 1.25rem;
}

.section-body {
  font-size: 1.0625rem;
  color: var(--text-2);
  line-height: 1.7;
  font-weight: 300;
  max-width: 800px;
  display: block;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--wire);
  padding: 2.5rem 1.5rem;
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ── Cabeçalho da página de relatório ──────────────────── */
/* .report-page-header: container do botão voltar no relatório (estático,
   sem fundo — mostra o fundo da página). O botão usa .rx-back (rx_core). */
.report-page-header {
  max-width: 860px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 0.25rem;
  background: transparent;
}

.report-page-title {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.375rem;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 0.5rem;
  line-height: 1.2;
}

.report-page-subtitle {
  font-size: 0.9375rem;
  color: var(--text-2);
  line-height: 1.6;
  margin: 0;
  max-width: 680px;
}

/* ============================================================
   rx_core — Shell de página partilhado (canónico)
   Container + botão voltar + título + subtítulo. Usado por
   qualquer ecrã com layout "voltar → título → conteúdo"
   (transações, e futuros). O dashboard é a home e não usa.
   Tudo via variáveis do tokens.css → tema funciona sozinho.
   ============================================================ */
.rx-page {
  max-width: 860px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 4rem;
}

/* Botão voltar moderno: seta + texto em laranja, sem caixa,
   a seta desliza ligeiramente no hover. */
.rx-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0;
  background: none;
  border: none;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--amber);
  text-decoration: none;
  cursor: pointer;
  margin-bottom: 1rem;
  transition: color 0.15s ease;
}
.rx-back svg {
  width: 20px;
  height: 20px;
  transition: transform 0.18s ease;
}
.rx-back:hover { color: var(--amber-ink); }
.rx-back:hover svg { transform: translateX(-3px); }

/* Título de página canónico: Syne 800, 1.5rem. */
.rx-page-title {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 0.375rem;
  line-height: 1.2;
}

.rx-page-subtitle {
  font-size: 0.9375rem;
  color: var(--text-3);
  line-height: 1.6;
  margin: 0;
  max-width: 680px;
}

/* Botões flutuantes (FAB): voltar ao topo / voltar às análises.
   Empilháveis via .rx-fab--lower (em baixo) e .rx-fab--upper. */
.rx-fab {
  position: fixed;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--amber);
  color: var(--ink);
  border: none;
  cursor: pointer;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s, background 0.15s;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.rx-fab.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.rx-fab:hover { background: var(--amber-2); }
.rx-fab--lower { bottom: 1.5rem; }
.rx-fab--upper { bottom: 5rem; }

.footer-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.3125rem;
  color: var(--text-3);
  text-decoration: none;
}

.footer-logo span { color: var(--amber); }

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 0.8125rem;
  color: var(--text-3);
  text-decoration: none;
  transition: color 0.15s;
}

.footer-links a:hover { color: var(--text-2); }

.footer-copy {
  font-size: 0.75rem;
  color: var(--muted);
}

/* ── RESPONSIVE ── */
@media (max-width: 600px) {
  nav.app-nav {
    padding: 0.75rem 1rem;
  }
  .nav-right {
    gap: 0.625rem;
  }
  .nav-balance {
    font-size: 0.75rem;
    padding: 0.35rem 0.625rem;
  }
  .nav-user {
    display: none;
  }
  .nav-user-mobile {
    text-align: center;
    font-size: 0.6875rem;
    color: var(--text-3);
    padding: 0.25rem 1rem 0.5rem;
    letter-spacing: 0.02em;
  }
}