/* ═══════════════════════════════════════════════════════════════════
   CORE RC — Estilo principal
   Paleta extraída da logomarca RC Agricultura
   ═══════════════════════════════════════════════════════════════════ */
:root {
  --verde: #2E7D32;
  --verde-claro: #66BB6A;
  --verde-escuro: #1B5E20;
  --azul: #1565C0;
  --azul-claro: #42A5F5;
  --azul-escuro: #0D47A1;
  --cinza-bg: #f4f6f8;
  --cinza-borda: #e0e4e8;
  --texto: #1a2027;
  --texto-claro: #5a6772;
  --erro: #d32f2f;
  --sucesso: #2e7d32;
  --aviso: #ed6c02;
  --sombra-sm: 0 1px 3px rgba(0,0,0,0.06);
  --sombra: 0 2px 8px rgba(0,0,0,0.08);
  --sombra-md: 0 8px 24px rgba(0,0,0,0.12);
  --sombra-lg: 0 16px 40px rgba(0,0,0,0.18);
  --radius: 10px;
  --radius-lg: 16px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  background: var(--cinza-bg);
  color: var(--texto);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.4;
}

/* ═══════════════════════════════════════════════════════════════════
   LOGIN
   ═══════════════════════════════════════════════════════════════════ */
.login-body {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--azul) 0%, var(--azul-escuro) 50%, var(--verde) 100%);
  padding: 1rem;
}

.login-card {
  background: white;
  width: 100%;
  max-width: 400px;
  border-radius: var(--radius-lg);
  box-shadow: var(--sombra-lg);
  overflow: hidden;
}

.login-header {
  padding: 2rem 2rem 1.2rem;
  text-align: center;
  border-bottom: 1px solid var(--cinza-borda);
}

.logo-img {
  display: block;
  max-width: 200px;
  width: 100%;
  height: auto;
  margin: 0 auto 0.8rem;
}

.brand h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--azul-escuro);
}

.subtitle {
  font-size: 0.78rem;
  color: var(--texto-claro);
  margin-top: 0.15rem;
  letter-spacing: 0.3px;
}

.login-form {
  padding: 1.5rem 2rem 0.5rem;
}

.field {
  margin-bottom: 0.9rem;
}

.field label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--texto-claro);
  margin-bottom: 0.3rem;
}

.field input {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--cinza-borda);
  border-radius: 8px;
  font-size: 1rem;
  background: var(--cinza-bg);
  transition: border 0.15s, background 0.15s;
}
.field input:focus {
  outline: none;
  border-color: var(--azul);
  background: white;
}

.btn-primary {
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.85rem;
  background: var(--azul);
  color: white;
  border: 0;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.05s;
}
.btn-primary:hover:not(:disabled) { background: var(--azul-escuro); }
.btn-primary:active:not(:disabled) { transform: scale(0.98); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.erro {
  color: var(--erro);
  margin-top: 0.7rem;
  font-size: 0.85rem;
  text-align: center;
  min-height: 1.1em;
}

.login-footer {
  padding: 1rem 2rem 1.5rem;
  text-align: center;
  font-size: 0.72rem;
  color: var(--texto-claro);
  letter-spacing: 0.3px;
}

/* ═══════════════════════════════════════════════════════════════════
   DASHBOARD
   ═══════════════════════════════════════════════════════════════════ */
.topbar {
  background: white;
  padding: 0.6rem 1.2rem;
  display: flex; align-items: center; gap: 1rem;
  box-shadow: var(--sombra);
  position: sticky; top: 0; z-index: 50;
  flex-wrap: wrap;
}

.logo-mini-img {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.topbar h1 {
  color: var(--azul-escuro);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.topbar nav {
  display: flex;
  gap: 0.2rem;
  flex: 1;
  margin-left: 0.5rem;
}

.tab {
  background: transparent;
  border: 0;
  padding: 0.5rem 0.95rem;
  font-size: 0.88rem;
  color: var(--texto-claro);
  cursor: pointer;
  border-radius: 6px;
  font-weight: 500;
  transition: background 0.12s, color 0.12s;
}
.tab:hover { background: var(--cinza-bg); color: var(--texto); }
.tab.active { background: var(--azul); color: white; }

.user-info {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--texto-claro);
}

#btn-logout {
  background: var(--cinza-bg);
  border: 0;
  width: 32px; height: 32px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.05rem;
  color: var(--texto-claro);
  transition: background 0.15s, color 0.15s;
}
#btn-logout:hover { background: var(--erro); color: white; }

main {
  padding: 1.3rem;
  max-width: 1400px;
  margin: 0 auto;
}

.tab-panel { display: none; animation: fadeIn 0.2s; }
.tab-panel.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-header h2 {
  color: var(--azul-escuro);
  font-size: 1.3rem;
  font-weight: 700;
}

.atualizacao {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--texto-claro);
}

#btn-refresh {
  background: var(--azul);
  color: white;
  border: 0;
  width: 32px; height: 32px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: background 0.15s;
}
#btn-refresh:hover { background: var(--azul-escuro); }

.cards-resumo {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.8rem;
  margin-bottom: 1.5rem;
}

.card-num {
  background: white;
  padding: 1.1rem;
  border-radius: var(--radius);
  box-shadow: var(--sombra);
  text-align: center;
  border-top: 3px solid var(--verde);
  transition: transform 0.15s, box-shadow 0.15s;
}
.card-num:hover { transform: translateY(-2px); box-shadow: var(--sombra-md); }
.card-num span {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--azul-escuro);
  line-height: 1;
  margin-bottom: 0.3rem;
}
.card-num label {
  font-size: 0.72rem;
  color: var(--texto-claro);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

main h3 {
  margin: 1.5rem 0 0.7rem;
  color: var(--azul-escuro);
  font-size: 1rem;
  font-weight: 700;
}

.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.8rem;
}

.card-op {
  background: white;
  padding: 1rem;
  border-radius: var(--radius);
  box-shadow: var(--sombra);
  border-left: 4px solid var(--verde);
}
.card-op.parada { border-left-color: var(--aviso); }
.card-op.aguardando { border-left-color: var(--texto-claro); }
.card-op .nome {
  font-weight: 600;
  color: var(--azul-escuro);
  margin-bottom: 0.25rem;
}
.card-op .equip {
  font-size: 0.83rem;
  color: var(--texto-claro);
  margin-bottom: 0.6rem;
}
.card-op .info {
  display: flex;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--texto-claro);
}
.card-op .info strong { color: var(--texto); font-weight: 600; }
.card-op .status {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  font-weight: 500;
}

.vazio {
  color: var(--texto-claro);
  font-style: italic;
  padding: 1rem;
  background: white;
  border-radius: var(--radius);
  text-align: center;
}

.filtros {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}
.filtros select, .filtros input {
  padding: 0.42rem 0.7rem;
  border: 1px solid var(--cinza-borda);
  border-radius: 6px;
  font-size: 0.88rem;
  background: white;
}
.filtros button {
  padding: 0.42rem 1rem;
  background: var(--verde);
  color: white;
  border: 0;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.88rem;
  transition: background 0.15s;
}
.filtros button:hover { background: var(--verde-escuro); }

.tabela-wrap {
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--sombra);
  overflow: auto;
  max-height: 70vh;
}
#tabela-hist {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
#tabela-hist th {
  background: var(--cinza-bg);
  padding: 0.6rem 0.8rem;
  text-align: left;
  color: var(--texto-claro);
  font-weight: 600;
  position: sticky;
  top: 0;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  font-size: 0.7rem;
}
#tabela-hist td {
  padding: 0.5rem 0.8rem;
  border-top: 1px solid var(--cinza-borda);
}
#tabela-hist tr:hover td { background: var(--cinza-bg); }

/* ═══════════════════════════════════════════════════════════════════
   OFICINA — KANBAN
   ═══════════════════════════════════════════════════════════════════ */
.kanban {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.8rem;
  margin-top: 1rem;
}
.kanban-col {
  background: var(--cinza-bg);
  border-radius: var(--radius);
  padding: 0.8rem;
  min-height: 200px;
}
.kanban-col h3 {
  margin: 0 0 0.7rem;
  font-size: 0.85rem;
  color: var(--texto-claro);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--cinza-borda);
}
.kanban-cards { display: flex; flex-direction: column; gap: 0.6rem; }

.os-card {
  background: white;
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
  box-shadow: var(--sombra-sm);
  cursor: pointer;
  border-left: 4px solid var(--azul);
  transition: transform 0.1s, box-shadow 0.15s;
}
.os-card:hover { transform: translateY(-1px); box-shadow: var(--sombra); }
.os-card.urgente { border-left-color: var(--erro); }
.os-card.preventiva { border-left-color: var(--verde); }
.os-card .numero {
  font-size: 0.75rem;
  color: var(--texto-claro);
  font-weight: 600;
}
.os-card .equip {
  font-weight: 600;
  color: var(--azul-escuro);
  font-size: 0.95rem;
  margin: 0.2rem 0;
}
.os-card .problema {
  font-size: 0.82rem;
  color: var(--texto);
  margin: 0.3rem 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.os-card .meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--texto-claro);
  margin-top: 0.4rem;
}
.os-card .badge-prio {
  display: inline-block;
  font-size: 0.65rem;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.badge-prio.urgente { background: var(--erro); color: white; }
.badge-prio.normal { background: var(--cinza-borda); color: var(--texto-claro); }
.badge-prio.preventiva { background: var(--verde); color: white; }

.btn-novo {
  background: var(--azul) !important;
  color: white !important;
  padding: 0.5rem 1rem !important;
  font-weight: 600 !important;
}
.btn-novo:hover { background: var(--azul-escuro) !important; }

/* ═══════════════════════════════════════════════════════════════════
   MODAL
   ═══════════════════════════════════════════════════════════════════ */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 100;
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
}
.modal {
  background: white;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 540px;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--sombra-lg);
}
.modal-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--cinza-borda);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.modal-header h2 {
  color: var(--azul-escuro);
  font-size: 1.15rem;
  font-weight: 700;
}
.modal-fechar {
  background: transparent;
  border: 0;
  font-size: 1.2rem;
  color: var(--texto-claro);
  cursor: pointer;
  width: 32px; height: 32px;
  border-radius: 6px;
}
.modal-fechar:hover { background: var(--cinza-bg); color: var(--erro); }
.modal-body {
  padding: 1.2rem 1.5rem;
  overflow-y: auto;
  flex: 1;
}
.modal-body .field { margin-bottom: 0.9rem; }
.modal-body .row {
  display: flex;
  gap: 0.8rem;
  margin-bottom: 0;
}
.modal-body select, .modal-body textarea {
  width: 100%;
  padding: 0.6rem 0.8rem;
  border: 1.5px solid var(--cinza-borda);
  border-radius: 8px;
  font-size: 0.95rem;
  background: var(--cinza-bg);
  font-family: inherit;
}
.modal-body select:focus, .modal-body textarea:focus, .modal-body input:focus {
  outline: none;
  border-color: var(--azul);
  background: white;
}
.modal-body textarea { resize: vertical; min-height: 70px; }
.modal-footer {
  padding-top: 0.5rem;
  display: flex;
  gap: 0.6rem;
  justify-content: flex-end;
}
.btn-secondary {
  padding: 0.65rem 1.2rem;
  background: var(--cinza-bg);
  color: var(--texto);
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
}
.btn-secondary:hover { background: var(--cinza-borda); }

/* Detalhes da OS */
.det-section { margin-bottom: 1rem; }
.det-section h4 {
  font-size: 0.78rem;
  color: var(--texto-claro);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.3rem;
  font-weight: 600;
}
.det-section p, .det-section .texto { color: var(--texto); font-size: 0.95rem; }
.det-acoes {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}
.det-acoes button {
  padding: 0.5rem 0.9rem;
  border: 0; border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
}
.btn-acao { background: var(--azul); color: white; }
.btn-acao:hover { background: var(--azul-escuro); }
.btn-concluir { background: var(--verde); color: white; }
.btn-concluir:hover { background: var(--verde-escuro); }
.btn-aguarda { background: var(--aviso); color: white; }
.btn-cancelar { background: var(--erro); color: white; }

.timeline-servico {
  background: var(--cinza-bg);
  padding: 0.5rem 0.8rem;
  border-radius: 6px;
  margin-bottom: 0.4rem;
  font-size: 0.85rem;
}
.timeline-servico .meta { color: var(--texto-claro); font-size: 0.72rem; margin-top: 0.2rem; }

/* ═══════════════════════════════════════════════════════════════════
   MOBILE
   ═══════════════════════════════════════════════════════════════════ */
@media (max-width: 600px) {
  .topbar { padding: 0.5rem 0.7rem; gap: 0.6rem; }
  .topbar h1 { font-size: 1rem; }
  .logo-mini-img { height: 32px; }
  .topbar nav { width: 100%; order: 3; overflow-x: auto; }
  .tab { white-space: nowrap; font-size: 0.85rem; padding: 0.45rem 0.8rem; }
  main { padding: 0.8rem; }
  .cards-resumo { grid-template-columns: repeat(2, 1fr); }
  .login-card { max-width: 100%; }
  .login-header { padding: 1.5rem 1.2rem 1rem; }
  .login-form { padding: 1.2rem 1.2rem 0.5rem; }
  .login-footer { padding: 1rem 1.2rem 1.2rem; }
}