:root {
  --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --base-font-size: 15px;
  --primary: #2563EB;
  --primary-dark: #1D4ED8;
  --accent: #F97316;
  --accent-dark: #EA580C;
  --success: #059669;
  --warning: #D97706;
  --danger: #DC2626;
  --info: #0891B2;
  --radius-card: 14px;
  --radius-info: 16px;
  --radius-input: 10px;
  --radius-control: 10px;
  --radius-user: 4px;
  --sidebar-width: 280px;
}

:root[data-theme="light"] {
  --bg: #F6F7FB;
  --bg-soft: #EEF3FA;
  --surface: #FFFFFF;
  --surface-2: #F8FAFC;
  --surface-3: #EEF2F7;
  --card: #FFFFFF;
  --input: #FFFFFF;
  --text: #172033;
  --text-strong: #0F172A;
  --text-muted: #64748B;
  --border: #DDE3EC;
  --border-strong: #CBD5E1;
  --sidebar: #FFFFFF;
  --sidebar-active: #EEF5FF;
  --shadow: 0 10px 24px rgba(15, 23, 42, .06);
  --shadow-soft: 0 8px 18px rgba(15, 23, 42, .045);
}

:root[data-theme="dark"] {
  --bg: #0F172A;
  --bg-soft: #111827;
  --surface: #111827;
  --surface-2: #172033;
  --surface-3: #1E293B;
  --card: #111827;
  --input: #0B1220;
  --text: #E5E7EB;
  --text-strong: #F8FAFC;
  --text-muted: #94A3B8;
  --border: #263347;
  --border-strong: #3A4A63;
  --sidebar: #0B1220;
  --sidebar-active: rgba(37, 99, 235, .16);
  --shadow: 0 16px 34px rgba(0, 0, 0, .22);
  --shadow-soft: 0 10px 22px rgba(0, 0, 0, .16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: var(--base-font-size); }
body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, .075), transparent 30rem),
    radial-gradient(circle at top right, rgba(249, 115, 22, .055), transparent 28rem),
    linear-gradient(180deg, var(--bg-soft), var(--bg));
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
a { color: inherit; }
.hidden { display: none !important; }
.muted { color: var(--text-muted); }
.strong { color: var(--text-strong); font-weight: 600; }
.nowrap { white-space: nowrap; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-danger { color: var(--danger) !important; }
.mt-2 { margin-top: .5rem; }
.mt-3 { margin-top: .75rem; }
.mt-4 { margin-top: 1rem; }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: .5rem; }
.gap-2 { gap: .5rem; }
.gap-3 { gap: .75rem; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 1rem;
  border-right: 1px solid var(--border);
  background: color-mix(in srgb, var(--sidebar) 92%, transparent);
  backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  z-index: 30;
}

.brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .6rem .55rem 1rem;
  border-bottom: 1px solid var(--border);
}
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-info);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  font-weight: 700;
  letter-spacing: -.04em;
  box-shadow: 0 10px 20px rgba(37, 99, 235, .20);
}
.brand strong { display: block; font-size: 1rem; font-weight: 650; color: var(--text-strong); }
.brand span { display: block; color: var(--text-muted); font-size: .78rem; margin-top: .1rem; }

.main-nav { display: grid; gap: .35rem; padding: 1rem 0; }
.nav-item {
  width: 100%;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  border-radius: var(--radius-control);
  padding: .72rem .78rem;
  text-align: left;
  display: flex;
  align-items: center;
  gap: .7rem;
  transition: .16s ease;
}
.nav-item span { color: var(--text-muted); width: 1.25rem; }
.nav-item:hover { color: var(--text); background: var(--surface-2); border-color: var(--border); }
.nav-item.active {
  color: var(--primary);
  background: var(--sidebar-active);
  border-color: color-mix(in srgb, var(--primary) 24%, var(--border));
  font-weight: 600;
}
.nav-item.active span { color: var(--primary); }

.sidebar-footer {
  margin-top: auto;
  padding: .78rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-info);
  background: var(--surface-2);
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.sidebar-footer strong { color: var(--success); font-weight: 600; }

.main { min-width: 0; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: space-between;
  padding: 1rem 1.35rem;
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.page-title-block span {
  display: block;
  font-size: .74rem;
  color: var(--primary);
  font-weight: 650;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.page-title-block h1 {
  margin: .1rem 0 0;
  font-size: clamp(1.28rem, 2.1vw, 1.85rem);
  font-weight: 650;
  letter-spacing: -.035em;
  color: var(--text-strong);
}
.topbar-actions { display: flex; gap: .55rem; align-items: center; }
.content { padding: 1.35rem; }

.btn, .icon-button {
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  padding: .66rem .9rem;
  color: var(--text);
  background: var(--surface-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .45rem;
  transition: transform .12s ease, border-color .12s ease, background .12s ease, box-shadow .12s ease;
  text-decoration: none;
  min-height: 38px;
  font-weight: 560;
}
.btn:hover, .icon-button:hover { transform: translateY(-1px); border-color: var(--border-strong); box-shadow: var(--shadow-soft); }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; }
.btn-accent { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); color: white; }
.btn-success { background: var(--success); color: white; }
.btn-danger { background: color-mix(in srgb, var(--danger) 12%, var(--surface)); color: var(--danger); border-color: color-mix(in srgb, var(--danger) 28%, var(--border)); }
.btn-warning { background: color-mix(in srgb, var(--warning) 13%, var(--surface)); color: var(--warning); border-color: color-mix(in srgb, var(--warning) 28%, var(--border)); }
.btn-ghost { background: var(--surface); color: var(--text-muted); border-color: var(--border); }
.btn-sm { padding: .42rem .62rem; min-height: 31px; border-radius: 8px; font-size: .84rem; }
.icon-button { width: 40px; padding: 0; }
.mobile-only { display: none; }

.page-actions, .toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  margin-bottom: 1rem;
}
.page-actions h2 { color: var(--text-strong); font-size: 1.05rem; font-weight: 650; margin-top: 0; }
.toolbar-left, .toolbar-right { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem; }

.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-auto { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow);
}
.card-header {
  padding: .92rem 1rem .75rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: .8rem;
}
.card-header h2, .card-header h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 650;
  letter-spacing: -.015em;
  color: var(--text-strong);
}
.card-body { padding: 1rem; }
.kpi-card { position: relative; overflow: hidden; padding: 1rem; min-height: 120px; }
.kpi-card::before {
  content: "";
  display: block;
  width: 40px;
  height: 4px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--primary) 72%, transparent);
  margin-bottom: .85rem;
}
.kpi-card.accent::before { background: color-mix(in srgb, var(--accent) 72%, transparent); }
.kpi-card.success::before { background: color-mix(in srgb, var(--success) 72%, transparent); }
.kpi-card.warning::before { background: color-mix(in srgb, var(--warning) 72%, transparent); }
.kpi-label { color: var(--text-muted); font-size: .82rem; }
.kpi-value { font-size: 1.62rem; font-weight: 680; margin-top: .4rem; letter-spacing: -.045em; color: var(--text-strong); }
.kpi-sub { color: var(--text-muted); font-size: .8rem; margin-top: .42rem; }

.input, .select, .textarea {
  width: 100%;
  background: var(--input);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-input);
  padding: .7rem .78rem;
  outline: none;
  min-height: 42px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.02);
}
.textarea { min-height: 92px; resize: vertical; }
.input[type="color"] { padding: .25rem; }
.input:focus, .select:focus, .textarea:focus {
  border-color: color-mix(in srgb, var(--primary) 76%, var(--border-strong));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 14%, transparent);
}
.label {
  display: block;
  color: var(--text-muted);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .01em;
  margin-bottom: .35rem;
}
.form-grid { display: grid; gap: .8rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid-3 { display: grid; gap: .8rem; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.form-group-full { grid-column: 1 / -1; }
.help-text { color: var(--text-muted); font-size: .75rem; margin-top: .28rem; line-height: 1.35; }
.required::after { content: " *"; color: var(--accent); }

.table-wrap { overflow-x: auto; border-radius: var(--radius-card); border: 1px solid var(--border); background: var(--surface); }
table { width: 100%; border-collapse: collapse; min-width: 780px; background: transparent; }
th, td { padding: .76rem .8rem; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--text-muted); background: var(--surface-2); font-size: .74rem; text-transform: uppercase; letter-spacing: .045em; font-weight: 650; }
td { color: var(--text); font-size: .9rem; }
td strong, .stat-row strong, .empty-state strong { font-weight: 620; color: var(--text-strong); }
tr:hover td { background: color-mix(in srgb, var(--surface-2) 62%, transparent); }
.actions-cell { display: flex; gap: .4rem; flex-wrap: wrap; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  border-radius: 999px;
  padding: .23rem .54rem;
  font-size: .74rem;
  font-weight: 600;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--surface-2);
}
.badge.success { color: var(--success); background: color-mix(in srgb, var(--success) 10%, var(--surface)); border-color: color-mix(in srgb, var(--success) 28%, var(--border)); }
.badge.warning { color: var(--warning); background: color-mix(in srgb, var(--warning) 10%, var(--surface)); border-color: color-mix(in srgb, var(--warning) 28%, var(--border)); }
.badge.danger { color: var(--danger); background: color-mix(in srgb, var(--danger) 10%, var(--surface)); border-color: color-mix(in srgb, var(--danger) 28%, var(--border)); }
.badge.info { color: var(--info); background: color-mix(in srgb, var(--info) 10%, var(--surface)); border-color: color-mix(in srgb, var(--info) 28%, var(--border)); }
.badge.primary { color: var(--primary); background: color-mix(in srgb, var(--primary) 10%, var(--surface)); border-color: color-mix(in srgb, var(--primary) 28%, var(--border)); }
.badge.accent { color: var(--accent); background: color-mix(in srgb, var(--accent) 11%, var(--surface)); border-color: color-mix(in srgb, var(--accent) 28%, var(--border)); }

.priority-low { border-left-color: var(--info) !important; }
.priority-normal { border-left-color: var(--primary) !important; }
.priority-high { border-left-color: var(--warning) !important; }
.priority-critical { border-left-color: var(--danger) !important; }

.tabs { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: 1rem; }
.tab-btn {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  border-radius: 999px;
  padding: .54rem .85rem;
  font-weight: 560;
}
.tab-btn.active { background: color-mix(in srgb, var(--primary) 12%, var(--surface)); color: var(--primary); border-color: color-mix(in srgb, var(--primary) 32%, var(--border)); }

.empty-state {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--text-muted);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-info);
  background: var(--surface-2);
}
.empty-state strong { display: block; margin-bottom: .25rem; }

.stat-list { display: grid; gap: .65rem; }
.stat-row { display: grid; grid-template-columns: 1fr auto; gap: 1rem; align-items: center; }
.stat-bar { height: 8px; background: color-mix(in srgb, var(--border) 72%, transparent); border-radius: 999px; overflow: hidden; margin-top: .35rem; }
.stat-bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--primary), var(--accent)); border-radius: inherit; }

.dashboard-empty {
  min-height: 154px;
  display: grid;
  place-content: center;
  gap: .25rem;
}
.dashboard-empty span { display: block; max-width: 360px; margin: 0 auto; line-height: 1.45; }
.dash-order-list { display: grid; gap: .72rem; }
.dash-order-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: .9rem;
  align-items: stretch;
  padding: .82rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-info);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface) 92%, white), var(--card));
  box-shadow: var(--shadow-soft);
}
[data-theme="dark"] .dash-order-card {
  background: linear-gradient(135deg, color-mix(in srgb, var(--surface) 88%, white), var(--card));
}
.dash-order-card:hover { border-color: var(--border-strong); transform: translateY(-1px); }
.dash-order-card.is-overdue {
  border-color: color-mix(in srgb, var(--danger) 26%, var(--border));
  background: color-mix(in srgb, var(--danger) 5%, var(--card));
}
.dash-order-main { min-width: 0; display: grid; gap: .42rem; }
.dash-order-top { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; }
.os-pill {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: .18rem .5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-muted);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .02em;
}
.dash-order-card h4 {
  margin: 0;
  color: var(--text-strong);
  font-size: .95rem;
  font-weight: 610;
  letter-spacing: -.01em;
  line-height: 1.28;
}
.dash-order-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem .75rem;
  color: var(--text-muted);
  font-size: .8rem;
}
.dash-order-side {
  display: grid;
  justify-items: end;
  align-content: space-between;
  gap: .5rem;
  min-width: 110px;
}
.dash-order-side strong {
  color: var(--text-strong);
  font-weight: 650;
  font-size: .9rem;
}

.kanban-shell { display: grid; gap: 1rem; }
.kanban-board {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(300px, 340px);
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: .8rem;
}
.kanban-column {
  background: color-mix(in srgb, var(--surface-2) 70%, var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius-info);
  min-height: 420px;
  display: flex;
  flex-direction: column;
}
.kanban-column-header {
  padding: .9rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: .7rem;
  align-items: flex-start;
}
.stage-title { display: flex; gap: .55rem; align-items: center; font-weight: 650; color: var(--text-strong); }
.stage-dot { width: 10px; height: 10px; border-radius: 999px; background: var(--primary); flex: none; }
.kanban-cards { display: grid; gap: .75rem; padding: .82rem; }
.kanban-card {
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  background: var(--card);
  border-radius: var(--radius-card);
  padding: .82rem;
  box-shadow: var(--shadow-soft);
}
.kanban-card:hover { border-color: var(--border-strong); }
.kanban-card-top { display: flex; justify-content: space-between; gap: .6rem; align-items: flex-start; }
.os-number { color: var(--accent); font-weight: 650; letter-spacing: .025em; }
.kanban-card h4 { margin: .45rem 0 .35rem; font-size: .94rem; font-weight: 650; color: var(--text-strong); }
.kanban-meta { display: grid; gap: .25rem; color: var(--text-muted); font-size: .8rem; }
.kanban-actions { display: flex; gap: .45rem; flex-wrap: wrap; margin-top: .72rem; }
.drop-hover { outline: 2px dashed var(--primary); outline-offset: -6px; }

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(15, 23, 42, .46);
  backdrop-filter: blur(10px);
  display: grid;
  place-items: center;
  padding: 1rem;
}
.modal {
  width: min(980px, 100%);
  max-height: min(90vh, 920px);
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 24px 70px rgba(15, 23, 42, .28);
  overflow: hidden;
}
.modal.modal-sm { width: min(560px, 100%); }
.modal.modal-lg { width: min(1180px, 100%); }
.modal-header, .modal-footer {
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
}
.modal-footer { border-top: 1px solid var(--border); border-bottom: 0; justify-content: flex-end; }
.modal-header h2 { margin: 0; font-size: 1.08rem; font-weight: 650; letter-spacing: -.025em; color: var(--text-strong); }
.modal-body { padding: 1rem; overflow: auto; }
.section-title {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin: 1.1rem 0 .75rem;
  padding-top: .65rem;
  border-top: 1px solid var(--border);
  font-weight: 650;
  color: var(--text-strong);
}
.section-title:first-child { margin-top: 0; padding-top: 0; border-top: 0; }

#toast-root {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 200;
  display: grid;
  gap: .6rem;
}
.toast {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--text);
  border-radius: var(--radius-card);
  padding: .8rem .95rem;
  box-shadow: var(--shadow);
  min-width: 260px;
}
.toast.success { border-color: color-mix(in srgb, var(--success) 38%, var(--border)); }
.toast.danger { border-color: color-mix(in srgb, var(--danger) 38%, var(--border)); }

.print-document { display: none; }

.order-items-editor { display: grid; gap: .8rem; }
.os-item-row {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(360px, .95fr);
  gap: .75rem;
  align-items: stretch;
  padding: .75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-info);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface) 86%, transparent), color-mix(in srgb, var(--surface-2) 95%, transparent));
}
.os-item-main,
.os-item-values {
  min-width: 0;
}
.os-item-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .75rem;
  padding-bottom: .55rem;
  margin-bottom: .65rem;
  border-bottom: 1px solid var(--border);
}
.os-item-head strong {
  display: block;
  margin-top: .12rem;
  color: var(--text-strong);
  font-weight: 600;
  letter-spacing: -.01em;
}
.mini-label {
  display: block;
  color: var(--text-muted);
  font-size: .72rem;
  font-weight: 550;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.os-item-entry-grid {
  display: grid;
  grid-template-columns: minmax(120px, .55fr) minmax(190px, 1fr) minmax(240px, 1.15fr);
  gap: .62rem;
  align-items: start;
}
.os-item-values {
  display: grid;
  grid-template-columns: minmax(74px, .6fr) minmax(98px, .85fr) minmax(90px, .75fr) minmax(118px, 1fr);
  gap: .55rem;
  align-items: end;
  padding: .65rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-user);
  background: color-mix(in srgb, var(--surface-2) 82%, transparent);
}
.item-field { min-width: 0; }
.item-stock-hint {
  min-height: 1.1rem;
  margin-top: .35rem;
}
.item-subtotal {
  font-weight: 600;
  color: var(--text-strong);
  background: color-mix(in srgb, var(--surface-3) 72%, var(--surface)) !important;
}
.total-box {
  display: grid;
  gap: .4rem;
  margin-left: auto;
  max-width: 420px;
  padding: .85rem;
  border-radius: var(--radius-info);
  background: var(--surface-2);
  border: 1px solid var(--border);
}
.total-row { display: flex; justify-content: space-between; gap: 1rem; color: var(--text-muted); }
.total-row.final { font-size: 1.08rem; font-weight: 650; color: var(--text-strong); border-top: 1px solid var(--border); padding-top: .5rem; }

.print-preview {
  background: white;
  color: #111827;
  border-radius: var(--radius-card);
  padding: 1rem;
  max-width: 850px;
  margin: 0 auto;
}
.print-preview * { color: inherit; }

@media (max-width: 1060px) {
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .os-item-row { grid-template-columns: 1fr; }
  .os-item-entry-grid { grid-template-columns: 1fr 1fr; }
  .item-name-field { grid-column: 1 / -1; }
}

@media (max-width: 860px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(86vw, var(--sidebar-width));
    transform: translateX(-104%);
    transition: transform .2s ease;
  }
  .sidebar.open { transform: translateX(0); }
  .mobile-only { display: inline-flex; }
  .topbar { align-items: flex-start; }
  .topbar-actions { margin-left: auto; }
  .content { padding: 1rem; }
  .form-grid, .form-grid-3, .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

@media (max-width: 580px) {
  .topbar { flex-wrap: wrap; }
  .topbar-actions { width: 100%; justify-content: stretch; }
  .topbar-actions .btn { flex: 1; }
  .page-actions { align-items: stretch; }
  .toolbar-left, .toolbar-right, .toolbar-left > *, .toolbar-right > * { width: 100%; }
  .btn { width: auto; }
  .modal-backdrop { padding: .35rem; }
  .modal { max-height: 96vh; border-radius: 16px; }
  #toast-root { left: .7rem; right: .7rem; }
  .toast { min-width: 0; }
  .dash-order-card { grid-template-columns: 1fr; }
  .dash-order-side { justify-items: start; align-content: start; display: flex; justify-content: space-between; align-items: center; min-width: 0; }
  .os-item-entry-grid, .os-item-values { grid-template-columns: 1fr; }
}

@media print {
  @page { size: A4; margin: 12mm; }
  body { background: white !important; color: #111827 !important; }
  .app-shell, #modal-root, #toast-root { display: none !important; }
  #print-root { display: block !important; }
  .print-document { display: block !important; font-family: Arial, sans-serif; font-size: 12px; color: #111827; }
  .print-document h1, .print-document h2, .print-document h3 { margin: 0; color: #0F172A; }
  .print-header { display: flex; justify-content: space-between; gap: 1rem; border-bottom: 3px solid #2563EB; padding-bottom: 12px; margin-bottom: 16px; }
  .print-logo { width: 64px; height: 64px; object-fit: contain; }
  .print-os-number { font-size: 22px; color: #EA580C !important; font-weight: 700; text-align: right; }
  .print-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 12px; }
  .print-box { border: 1px solid #CBD5E1; padding: 10px; border-radius: 4px; break-inside: avoid; }
  .print-box h3 { font-size: 13px; text-transform: uppercase; border-bottom: 1px solid #E5E7EB; padding-bottom: 5px; margin-bottom: 7px; }
  .print-table { width: 100%; border-collapse: collapse; min-width: 0; background: white; }
  .print-table th, .print-table td { border: 1px solid #CBD5E1; padding: 6px; color: #111827; background: white; }
  .print-table th { background: #E5E7EB; }
  .print-signatures { display: grid; grid-template-columns: repeat(2, 1fr); gap: 48px; margin-top: 54px; }
  .signature-line { border-top: 1px solid #111827; text-align: center; padding-top: 6px; }
}

/* Custom selects - visual padronizado para substituir a lista nativa do navegador */
.native-select-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
  opacity: 0 !important;
  pointer-events: none !important;
}
.custom-select-button {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-input);
  background: var(--input);
  color: var(--text);
  padding: .65rem .72rem;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  text-align: left;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.025);
  transition: border-color .16s ease, box-shadow .16s ease, background .16s ease, transform .16s ease;
  vertical-align: middle;
}
.custom-select-button:hover {
  border-color: color-mix(in srgb, var(--primary) 38%, var(--border-strong));
  background: color-mix(in srgb, var(--input) 88%, var(--surface-2));
}
.custom-select-button:focus,
.custom-select-button.is-open {
  outline: none;
  border-color: color-mix(in srgb, var(--primary) 76%, var(--border-strong));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 14%, transparent);
}
.custom-select-button.is-disabled {
  opacity: .68;
  cursor: not-allowed;
}
.custom-select-sm {
  min-height: 34px;
  padding: .43rem .58rem;
  font-size: .83rem;
}
.custom-select-label {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 450;
}
.custom-select-label.is-placeholder {
  color: var(--text-muted);
}
.custom-select-arrow {
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 999px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  color: var(--text-muted);
  background: color-mix(in srgb, var(--surface-3) 72%, transparent);
  font-size: .95rem;
  line-height: 1;
  transition: transform .16s ease, background .16s ease, color .16s ease;
}
.custom-select-button.is-open .custom-select-arrow {
  transform: rotate(180deg);
  color: var(--primary);
  background: color-mix(in srgb, var(--primary) 12%, var(--surface-3));
}
.custom-select-menu {
  position: fixed;
  z-index: 9999;
  overflow-y: auto;
  padding: .38rem;
  border-radius: 13px;
  border: 1px solid var(--border-strong);
  background: color-mix(in srgb, var(--surface) 96%, var(--surface-2));
  color: var(--text);
  box-shadow: 0 18px 45px rgba(15, 23, 42, .18), 0 3px 12px rgba(15, 23, 42, .08);
  animation: customSelectIn .12s ease-out;
}
:root[data-theme="dark"] .custom-select-menu {
  box-shadow: 0 22px 52px rgba(0,0,0,.38), 0 4px 12px rgba(0,0,0,.28);
}
.custom-select-option {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  border-radius: 10px;
  padding: .62rem .68rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  text-align: left;
  line-height: 1.25;
  font-weight: 450;
}
.custom-select-option:hover,
.custom-select-option:focus {
  outline: none;
  background: color-mix(in srgb, var(--primary) 9%, var(--surface-2));
  color: var(--text-strong);
}
.custom-select-option.is-selected {
  background: color-mix(in srgb, var(--primary) 13%, var(--surface-2));
  color: var(--text-strong);
}
.custom-select-option.is-empty {
  color: var(--text-muted);
}
.custom-select-option.is-disabled {
  opacity: .55;
  cursor: not-allowed;
}
.custom-select-check {
  color: var(--primary);
  font-weight: 700;
  flex: 0 0 auto;
}
.custom-select-empty {
  padding: .75rem;
  color: var(--text-muted);
  font-size: .86rem;
}
@keyframes customSelectIn {
  from { opacity: 0; transform: translateY(-3px) scale(.99); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}