/* ==========================================================================
   AtlasMed — Front-end próprio (painel de estoque)
   Design system independente do admin do Django. Estilo SaaS/ERP moderno.
   Seções: 1.Tokens 2.Base 3.Shell(sidebar/topbar) 4.Componentes 5.Dashboard
           6.Login 7.Responsivo
   ========================================================================== */

/* 1. Tokens ---------------------------------------------------------------- */
:root {
  --c-bg: #F1F5F9;
  --c-surface: #FFFFFF;
  --c-surface-2: #F8FAFC;
  --c-ink: #0F172A;
  --c-ink-2: #334155;
  --c-muted: #64748B;
  --c-faint: #94A3B8;
  --c-line: #E2E8F0;
  --c-line-soft: #EEF2F7;

  --c-brand: #0E7C99;
  --c-brand-700: #0A6178;
  --c-brand-50: #E6F6FA;
  --c-brand-light: #36C5DD;
  --c-accent: #0FA5BE;
  --c-accent-700: #0B8499;

  --c-ok-bg: #ECFDF5;   --c-ok-fg: #047857;
  --c-warn-bg: #FFFBEB; --c-warn-fg: #B45309;
  --c-danger-bg: #FEF2F2; --c-danger-fg: #B91C1C;

  /* Sidebar escura */
  --side-bg: #0B1220;
  --side-bg-2: #111B2E;
  --side-ink: #CBD5E1;
  --side-ink-strong: #FFFFFF;
  --side-active: #0E7C99;

  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-pill: 999px;

  --sp-2: 8px;  --sp-3: 12px; --sp-4: 16px; --sp-5: 20px; --sp-6: 24px; --sp-8: 32px;

  --sh-sm: 0 1px 3px rgba(15, 23, 42, 0.07), 0 1px 2px rgba(15, 23, 42, 0.05);
  --sh-md: 0 4px 24px rgba(15, 23, 42, 0.10), 0 2px 8px rgba(15, 23, 42, 0.06);
  --sh-lg: 0 18px 48px rgba(15, 23, 42, 0.16);
  --t: 0.16s ease;

  --side-w: 250px;
  --topbar-h: 64px;
}

/* 2. Base ------------------------------------------------------------------ */
* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  color: var(--c-ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.app-body {
  background: var(--c-bg);
}

a { color: var(--c-brand); text-decoration: none; }
a:hover { color: var(--c-brand-700); }
h1, h2, h3 { margin: 0; color: var(--c-ink); letter-spacing: -0.01em; }

/* 3. Shell ----------------------------------------------------------------- */
.app {
  display: grid;
  grid-template-columns: var(--side-w) 1fr;
  min-height: 100vh;
}

/* Overlay do menu mobile — oculto e fora do fluxo do grid no desktop. */
.app-backdrop { display: none; }

/* Sidebar */
.app-sidebar {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, var(--side-bg-2), var(--side-bg));
  color: var(--side-ink);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.app-brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}
.app-brand-mark .atlasmed-mark { width: 38px; height: 38px; display: block; }

.app-brand-text strong {
  display: block;
  color: var(--side-ink-strong);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.01em;
  line-height: 1.1;
}
.app-brand-text strong .brand-accent,
.login-brand strong .brand-accent {
  display: inline;
  color: var(--c-brand-light);
  font-size: inherit;
}
.app-brand-text span {
  font-size: 11px;
  color: var(--c-faint);
}

.app-nav {
  flex: 1;
  overflow-y: auto;
  padding: 14px 12px;
}
.app-nav-group {
  margin: 14px 8px 6px;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #5B6B85;
}
.app-nav-group:first-child { margin-top: 0; }

.app-nav-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 9px 12px;
  margin: 2px 0;
  border-radius: 10px;
  color: var(--side-ink);
  font-weight: 600;
  transition: background var(--t), color var(--t);
}
.app-nav-item svg { width: 18px; height: 18px; flex: 0 0 18px; opacity: 0.85; }
.app-nav-item:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--side-ink-strong);
}
.app-nav-item.is-active {
  background: linear-gradient(135deg, var(--side-active), #2563EB);
  color: #fff;
  box-shadow: 0 8px 18px rgba(29, 78, 216, 0.35);
}
.app-nav-item.is-active svg { opacity: 1; }

.app-side-foot {
  padding: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  font-size: 11px;
  color: var(--c-faint);
}
.app-side-foot a { color: #93B4F8; }

/* Topbar */
.app-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.app-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: var(--topbar-h);
  padding: 0 28px;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--c-line);
}
.app-topbar-title { font-size: 17px; font-weight: 800; }
.app-topbar-title small {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--c-muted);
}
.app-topbar-actions { display: flex; align-items: center; gap: 12px; }

.app-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 6px 5px 12px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-pill);
  background: var(--c-surface);
}
.app-user-name { font-weight: 700; font-size: 13px; }
.app-avatar {
  display: grid;
  place-items: center;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--c-brand);
  color: #fff;
  font-weight: 800;
  font-size: 12px;
}

.app-content {
  flex: 1;
  padding: 28px;
  max-width: 1360px;
  width: 100%;
  margin: 0 auto;
}

/* 4. Componentes ----------------------------------------------------------- */
.card {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  box-shadow: var(--sh-sm);
}
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--c-line-soft);
}
.card-head h2 { font-size: 14px; font-weight: 800; }
.card-body { padding: 18px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  background: var(--c-brand);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  transition: background var(--t), box-shadow var(--t), transform var(--t);
}
.btn svg { width: 16px; height: 16px; }
.btn:hover { background: var(--c-brand-700); color: #fff; box-shadow: 0 8px 18px rgba(37, 99, 235, 0.22); transform: translateY(-1px); }
.btn-ghost {
  background: var(--c-surface);
  color: var(--c-ink-2);
  border-color: var(--c-line);
}
.btn-ghost:hover { background: var(--c-surface-2); color: var(--c-ink); box-shadow: none; }
.btn-accent { background: var(--c-accent); }
.btn-accent:hover { background: var(--c-accent-700); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: var(--r-pill);
  font-size: 11.5px;
  font-weight: 800;
}
.badge-ok { background: var(--c-ok-bg); color: var(--c-ok-fg); }
.badge-warn { background: var(--c-warn-bg); color: var(--c-warn-fg); }
.badge-danger { background: var(--c-danger-bg); color: var(--c-danger-fg); }

/* Tabela de dados */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left;
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--c-muted);
  border-bottom: 1px solid var(--c-line);
}
.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--c-line-soft);
  color: var(--c-ink-2);
}
.data-table tr:last-child td { border-bottom: 0; }
.data-table tbody tr { transition: background var(--t); }
.data-table tbody tr:hover { background: var(--c-surface-2); }
.data-table .num { text-align: right; font-variant-numeric: tabular-nums; }

.empty-state {
  padding: 28px;
  text-align: center;
  color: var(--c-muted);
}

/* 5. Dashboard ------------------------------------------------------------- */
.page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
  padding: 20px 24px;
  background: linear-gradient(135deg, #EFF6FF 0%, #F0FDF4 100%);
  border: 1px solid #E0EEFF;
  border-radius: var(--r-md);
}
.page-head .eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-brand);
  margin-bottom: 2px;
}
.page-head h1 { font-size: 22px; font-weight: 800; letter-spacing: -0.01em; }
.page-head p { margin: 2px 0 0; color: var(--c-muted); font-size: 13px; }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 22px;
}
.stat {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 18px 20px 16px;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--s-acc, var(--c-line));
  border-radius: var(--r-md);
  box-shadow: var(--sh-sm);
  overflow: hidden;
  transition: box-shadow var(--t), transform var(--t);
}
.stat:hover { box-shadow: var(--sh-md); transform: translateY(-2px); }

/* Sistema de cores por KPI */
.stat.c-blue    { --s-ico-bg: #EFF6FF; --s-ico-fg: #2563EB; --s-acc: #2563EB; }
.stat.c-emerald { --s-ico-bg: #ECFDF5; --s-ico-fg: #059669; --s-acc: #059669; }
.stat.c-violet  { --s-ico-bg: #F5F3FF; --s-ico-fg: #7C3AED; --s-acc: #7C3AED; }
.stat.c-amber   { --s-ico-bg: #FFFBEB; --s-ico-fg: #D97706; --s-acc: #F59E0B; }
.stat.c-cyan    { --s-ico-bg: #ECFEFF; --s-ico-fg: #0891B2; --s-acc: #0891B2; }
.stat.c-rose    { --s-ico-bg: #FFF1F2; --s-ico-fg: #E11D48; --s-acc: #E11D48; }
.stat.c-sky     { --s-ico-bg: #F0F9FF; --s-ico-fg: #0284C7; --s-acc: #0284C7; }

.stat-ico {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  border-radius: 11px;
  background: var(--s-ico-bg, var(--c-brand-50));
  color: var(--s-ico-fg, var(--c-brand));
  flex: 0 0 44px;
}
.stat-ico svg { width: 22px; height: 22px; }
.stat-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--c-muted);
}
.stat-value {
  display: block;
  margin-top: 4px;
  font-size: 32px;
  font-weight: 900;
  line-height: 1;
  color: var(--c-ink);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.stat-sub { display: block; margin-top: 5px; font-size: 12px; color: var(--c-muted); }

/* Faixa secundária (KPIs menores) */
.stat-grid.is-secondary .stat { padding: 14px 14px 14px 12px; }
.stat-grid.is-secondary .stat-value { font-size: 22px; }
.stat-grid.is-secondary .stat-ico { width: 38px; height: 38px; flex: 0 0 38px; border-radius: 9px; }
.stat-grid.is-secondary .stat-ico svg { width: 18px; height: 18px; }

.stat.is-alert { background: linear-gradient(180deg, #FFFBEB, #fff 60%); border-color: #FDE68A; border-left-color: #F59E0B; }
.stat.is-alert .stat-ico { background: #FEF3C7; color: #B45309; }
.stat.is-alert .stat-value { color: #B45309; }

.panels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

/* Accent colorido nos painéis de atividade */
.panel-accent-blue  .card-head { border-top: 3px solid #2563EB; border-radius: var(--r-md) var(--r-md) 0 0; }
.panel-accent-emerald .card-head { border-top: 3px solid #059669; border-radius: var(--r-md) var(--r-md) 0 0; }
.panel-accent-violet .card-head { border-top: 3px solid #7C3AED; border-radius: var(--r-md) var(--r-md) 0 0; }
.panel-accent-blue, .panel-accent-emerald, .panel-accent-violet { border-top: none; }

.panel-list { width: 100%; border-collapse: collapse; }
.panel-list td { padding: 10px 0; border-bottom: 1px solid var(--c-line-soft); font-size: 13px; }
.panel-list tr:last-child td { border-bottom: 0; }
.panel-list .t-strong { font-weight: 700; color: var(--c-ink); }
.panel-list .t-muted { color: var(--c-muted); }
.panel-list .num { text-align: right; font-variant-numeric: tabular-nums; }

.quick-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }

/* 6. Login ----------------------------------------------------------------- */
body.login-body {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
  background: radial-gradient(125% 125% at 0% 0%, #0E6379 0%, #0B1220 58%);
}
.login-card {
  width: 100%;
  max-width: 410px;
  background: var(--c-surface);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-lg);
  padding: 34px 32px;
}
.login-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 22px; }
.login-brand .app-brand-mark { width: 46px; height: 46px; }
.login-brand .app-brand-mark .atlasmed-mark { width: 46px; height: 46px; }
.login-brand strong { font-size: 22px; font-weight: 800; color: var(--c-brand-700); }
.login-brand span { display: block; font-size: 12px; color: var(--c-muted); }
.login-card h1 { font-size: 20px; margin-bottom: 4px; }
.login-card .sub { color: var(--c-muted); margin: 0 0 20px; }
.field { margin-bottom: 16px; }
.field label { display: block; margin-bottom: 6px; font-weight: 700; font-size: 13px; color: var(--c-ink-2); }
.field input {
  width: 100%;
  height: 46px;
  padding: 0 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  font-size: 15px;
  background: var(--c-surface-2);
  transition: border-color var(--t), box-shadow var(--t), background var(--t);
}
.field input:focus {
  outline: none;
  border-color: var(--c-brand);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.16);
}
/* Campos de formulário do painel (fora do login) */
.field { margin-bottom: 14px; }
.field label { display: block; margin-bottom: 5px; font-weight: 600; font-size: 13px; color: var(--c-ink-2); }
.field select,
.field textarea,
.field input[type="text"],
.field input[type="number"],
.field input[type="email"],
.field input[type="date"],
.field input[type="file"] {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  font-size: 14px;
  font-family: inherit;
  background: var(--c-surface-2);
  color: var(--c-ink);
  transition: border-color var(--t), box-shadow var(--t);
}
.field select { height: 38px; }
.field textarea { resize: vertical; min-height: 80px; }
.field input[type="checkbox"] { width: auto; margin-right: 6px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--c-brand);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}
.field.has-error input, .field.has-error select, .field.has-error textarea {
  border-color: var(--c-danger-fg);
}
.field-error { margin: 4px 0 0; font-size: 12px; color: var(--c-danger-fg); font-weight: 600; }
.field-help { margin: 4px 0 0; font-size: 12px; color: var(--c-muted); }

.login-card .btn { width: 100%; justify-content: center; height: 46px; font-size: 14px; }
.login-err {
  padding: 11px 14px;
  margin-bottom: 16px;
  border-radius: var(--r-sm);
  background: var(--c-danger-bg);
  color: var(--c-danger-fg);
  font-weight: 600;
  font-size: 13px;
}
.login-foot { margin-top: 18px; text-align: center; font-size: 12px; color: var(--c-faint); }

/* Mensagens (toasts flutuantes, auto-dismiss) */
.messages {
  list-style: none;
  padding: 0;
  margin: 0;
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 200;
  width: 380px;
  max-width: calc(100vw - 32px);
  display: grid;
  gap: 10px;
}
.messages li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 13px 14px;
  border-radius: var(--r-sm);
  font-weight: 600;
  font-size: 14px;
  border: 1px solid var(--c-line);
  border-left: 4px solid var(--c-faint);
  background: var(--c-surface);
  box-shadow: var(--sh-md);
  animation: toast-in 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}
.messages li.is-leaving { animation: toast-out 0.3s ease forwards; }
.messages li .toast-body { flex: 1; }
.messages li.success { background: var(--c-ok-bg); color: var(--c-ok-fg); border-left-color: var(--c-accent); }
.messages li.warning { background: var(--c-warn-bg); color: var(--c-warn-fg); border-left-color: #F59E0B; }
.messages li.error { background: var(--c-danger-bg); color: var(--c-danger-fg); border-left-color: #DC2626; }
.msg-close {
  flex: 0 0 auto;
  border: 0;
  background: transparent;
  color: currentColor;
  opacity: 0.55;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  padding: 0 2px;
  transition: opacity var(--t);
}
.msg-close:hover { opacity: 1; }
@keyframes toast-in { from { opacity: 0; transform: translateX(24px); } to { opacity: 1; transform: translateX(0); } }
@keyframes toast-out { to { opacity: 0; transform: translateX(24px); } }

/* Utilitários de grid (reusáveis) */
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* Card interativo (link com hover) — substitui onmouseover inline */
.card-link {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 24px;
  text-decoration: none;
  color: inherit;
  transition: box-shadow var(--t), transform var(--t), border-color var(--t);
}
.card-link:hover {
  box-shadow: var(--sh-md);
  transform: translateY(-2px);
  border-color: var(--c-brand);
}
.card-link-ico {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  flex: 0 0 46px;
  background: var(--ci-bg, var(--c-brand-50));
  color: var(--ci-fg, var(--c-brand));
}
.card-link-ico svg { width: 23px; height: 23px; }
.card-link-title { display: block; font-size: 15px; font-weight: 700; color: var(--c-ink); margin-bottom: 3px; }
.card-link-desc { font-size: 13px; color: var(--c-muted); line-height: 1.45; }
.ci-emerald { --ci-bg: #ECFDF5; --ci-fg: #059669; }
.ci-blue    { --ci-bg: #EFF6FF; --ci-fg: #2563EB; }
.ci-amber   { --ci-bg: #FFFBEB; --ci-fg: #D97706; }
.ci-cyan    { --ci-bg: #ECFEFF; --ci-fg: #0891B2; }
.ci-rose    { --ci-bg: #FFF1F2; --ci-fg: #E11D48; }
.ci-sky     { --ci-bg: #F0F9FF; --ci-fg: #0284C7; }
.ci-violet  { --ci-bg: #F5F3FF; --ci-fg: #7C3AED; }

/* Spinner (feedback de carregamento) */
.spinner {
  display: inline-block;
  width: 15px;
  height: 15px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: -2px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.is-loading { pointer-events: none; opacity: 0.75; }

/* Form groups */
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.form-group label { font-size: 13px; font-weight: 600; color: var(--c-muted); }
.form-group input, .form-group textarea, .form-group select { padding: 8px 10px; border: 1px solid var(--c-line); border-radius: var(--r-sm); background: var(--c-surface); font-size: 14px; color: var(--c-ink); }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { outline: none; border-color: var(--c-brand); box-shadow: 0 0 0 3px var(--c-brand-50); }

/* Menu dropdown do usuário */
.app-user-menu { position: relative; }
.app-user-trigger {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 6px 5px 12px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-pill);
  background: var(--c-surface);
  cursor: pointer;
  font: inherit;
  color: inherit;
  transition: border-color var(--t), box-shadow var(--t);
}
.app-user-trigger:hover { border-color: var(--c-brand); box-shadow: var(--sh-sm); }
.user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 200px;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  box-shadow: var(--sh-lg);
  padding: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity var(--t), transform var(--t), visibility var(--t);
  z-index: 100;
}
.app-user-menu.is-open .user-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.user-dropdown-head { padding: 10px 12px 8px; border-bottom: 1px solid var(--c-line-soft); margin-bottom: 6px; }
.user-dropdown-head strong { display: block; font-size: 14px; color: var(--c-ink); }
.user-dropdown-head span { font-size: 12px; color: var(--c-muted); }
.user-dropdown a {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border-radius: var(--r-sm);
  font-size: 14px;
  font-weight: 600;
  color: var(--c-ink-2);
  text-decoration: none;
  transition: background var(--t);
}
.user-dropdown a:hover { background: var(--c-surface-2); }
.user-dropdown a.is-danger { color: var(--c-danger-fg); }
.user-dropdown a.is-danger:hover { background: var(--c-danger-bg); }
.user-dropdown a svg { width: 16px; height: 16px; }

/* Botões de ação destrutiva */
.btn.is-danger { background: var(--c-danger); color: #fff; border-color: var(--c-danger); }
.btn.is-danger:hover { background: #c41c3a; }
.btn.is-danger:disabled { opacity: 0.5; cursor: not-allowed; }

/* Breadcrumb */
.breadcrumb { display: flex; gap: 8px; font-size: 13px; color: var(--c-muted); margin-bottom: 12px; }
.breadcrumb ol { display: flex; gap: 8px; list-style: none; margin: 0; padding: 0; }
.breadcrumb li::after { content: "/"; margin-left: 8px; color: var(--c-line); }
.breadcrumb li:last-child::after { content: ""; }
.breadcrumb a { color: var(--c-brand); text-decoration: none; transition: color var(--t); }
.breadcrumb a:hover { color: var(--c-brand-dark, #0e6379); text-decoration: underline; }
.breadcrumb [aria-current="page"] { color: var(--c-ink); font-weight: 600; }

/* Componentes de formulário */
.required::after { content: "*"; color: var(--c-danger-fg); margin-left: 2px; }
.alert-error { padding: 12px 16px; background: #FFF1F2; border: 1px solid #FECDD3; border-radius: var(--r-sm); color: #BE123C; font-size: 14px; margin-bottom: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 14px; }
.saldo-badge { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border-radius: 20px; background: var(--c-bg-alt); font-size: 13px; font-weight: 600; color: var(--c-muted); min-width: 80px; justify-content: center; }
.item-controls { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-top: 1px solid var(--c-line-soft); }
.btn-add-row { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: var(--r-sm); border: 1px dashed var(--c-brand); background: transparent; color: var(--c-brand); font-size: 13px; font-weight: 600; cursor: pointer; transition: background var(--t); }
.btn-add-row:hover { background: var(--c-brand-50); }
.btn-remove-row { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--c-line); background: transparent; color: var(--c-muted); cursor: pointer; font-size: 16px; display: flex; align-items: center; justify-content: center; transition: all var(--t); }
.btn-remove-row:hover { background: var(--c-danger-bg, #FFF1F2); border-color: var(--c-danger-fg, #E11D48); color: var(--c-danger-fg, #E11D48); }
.item-row-error { background: #FFF1F2 !important; }
.page-actions { display: flex; align-items: center; gap: 12px; margin-top: 20px; }
.card-head-compact { padding-bottom: 0; border-bottom: none; display: flex; justify-content: space-between; align-items: baseline; }
.card-head-note { font-size: 12px; color: var(--c-muted); }

/* Tabela de itens */
#itens-table { width: 100%; border-collapse: collapse; }
#itens-table thead tr { border-bottom: 2px solid var(--c-line); }
#itens-table th { padding: 10px 8px; padding-left: 18px; text-align: left; font-size: 11px; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--c-muted); }
#itens-table th:first-child { width: 36px; }
#itens-table tbody tr { border-bottom: 1px solid var(--c-line-soft); }
#itens-table td { padding: 8px; }
#itens-table td:first-child { padding: 12px 18px; color: var(--c-muted); font-size: 13px; font-weight: 600; }
#itens-table td:nth-child(3), #itens-table td:nth-child(4), #itens-table td:nth-child(5) { text-align: center; }
#itens-table select, #itens-table input[type="number"] { width: 100%; padding: 7px 10px; border: 1px solid var(--c-line); border-radius: var(--r-sm); background: var(--c-surface); font-size: 14px; color: var(--c-ink); }
#itens-table select:focus, #itens-table input[type="number"]:focus { outline: none; border-color: var(--c-brand); box-shadow: 0 0 0 3px var(--c-brand-50); }
#itens-table input[type="hidden"] { display: none; }
.product-field { position: relative; }
.row-num { width: 36px; }

/* Filtros de lista */
.filter-card { padding: 16px 18px; margin-bottom: 16px; }
.filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr)) auto;
  gap: 12px;
  align-items: end;
}
.filter-grid .field { margin: 0; }
.filter-grid label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: 5px;
}
.filter-grid input, .filter-grid select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  background: var(--c-surface);
  font-size: 14px;
  color: var(--c-ink);
}
.filter-grid input:focus, .filter-grid select:focus {
  outline: none;
  border-color: var(--c-brand);
  box-shadow: 0 0 0 3px var(--c-brand-50);
}
.filter-actions { display: flex; gap: 8px; }
@media (max-width: 900px) {
  .filter-grid { grid-template-columns: 1fr 1fr; }
  .filter-actions { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .filter-grid { grid-template-columns: 1fr; }
}

/* Paginação */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 16px;
  border-top: 1px solid var(--c-line-soft);
}
.page-link {
  padding: 7px 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 600;
  color: var(--c-brand);
  text-decoration: none;
  transition: background var(--t), border-color var(--t);
}
.page-link:hover { background: var(--c-brand-50); border-color: var(--c-brand); }
.page-link.is-disabled { color: var(--c-faint); border-color: var(--c-line-soft); pointer-events: none; }
.page-info { font-size: 13px; color: var(--c-muted); font-weight: 600; }

/* Modal (confirmação) */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(2, 6, 23, 0.55);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-backdrop.is-open { display: flex; animation: fade-in 0.18s ease; }
.modal {
  background: var(--c-surface);
  border-radius: var(--r-md);
  box-shadow: var(--sh-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  animation: modal-pop 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}
.modal-head {
  padding: 18px 22px;
  border-bottom: 1px solid var(--c-line);
}
.modal-head h3 { font-size: 17px; font-weight: 800; color: var(--c-ink); }
.modal-head p { font-size: 13px; color: var(--c-muted); margin-top: 2px; }
.modal-body { padding: 18px 22px; overflow-y: auto; }
.modal-summary {
  display: flex;
  gap: 18px;
  padding: 12px 14px;
  background: var(--c-surface-2);
  border-radius: var(--r-sm);
  margin-bottom: 14px;
}
.modal-summary-item strong { display: block; font-size: 20px; font-weight: 900; color: var(--c-ink); }
.modal-summary-item span { font-size: 12px; color: var(--c-muted); }
.modal table { width: 100%; border-collapse: collapse; font-size: 14px; }
.modal table th {
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--c-muted);
  padding: 6px 8px;
  border-bottom: 1px solid var(--c-line);
}
.modal table td { padding: 8px; border-bottom: 1px solid var(--c-line-soft); }
.modal-confirm-check {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-ink-2);
  cursor: pointer;
}
.modal-confirm-check input { width: 17px; height: 17px; cursor: pointer; }
.modal-foot {
  padding: 14px 22px;
  border-top: 1px solid var(--c-line);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes modal-pop { from { opacity: 0; transform: translateY(12px) scale(0.98); } to { opacity: 1; transform: translateY(0) scale(1); } }

/* 7. Responsivo ------------------------------------------------------------ */
.app-side-toggle { display: none; }

@media (max-width: 1100px) {
  .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .panels { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .app-sidebar {
    position: fixed;
    z-index: 50;
    width: 260px;
    transform: translateX(-100%);
    transition: transform 0.22s ease;
  }
  .app.nav-open .app-sidebar { transform: translateX(0); }
  .app-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 40;
    background: rgba(2, 6, 23, 0.5);
  }
  .app.nav-open .app-backdrop { display: block; }
  .app-side-toggle {
    display: inline-grid;
    place-items: center;
    width: 40px; height: 40px;
    border: 1px solid var(--c-line);
    border-radius: var(--r-sm);
    background: #fff;
    cursor: pointer;
  }
  .app-side-toggle svg { width: 20px; height: 20px; }
  .app-content { padding: 18px 16px; }
  .app-topbar { padding: 0 16px; }
  .app-user-name { display: none; }
}

@media (max-width: 560px) {
  .stat-grid { grid-template-columns: 1fr; }
  .page-head { flex-direction: column; align-items: flex-start; }
}