/* Design system konta — tokens e componentes partilhados pelo back-office e pelo POS.
   Identidade: Atlântico #0E6B57, Estrela #F2B705, Basalto #16181D, Areia #F6F5F0. */
@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,600;12..96,800&family=Instrument+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  --k-primary: #0E6B57;
  --k-primary-dk: #0A4F40;
  --k-primary-lt: #E3F1EA;
  --k-star: #F2B705;
  --k-ink: #16181D;
  --k-ink-2: #34373E;
  --k-mute: #4A4D55;
  --k-mute-2: #6B6E75;
  --k-line: #DAD7CC;
  --k-line-2: #ECEAE2;
  --k-bg: #F6F5F0;
  --k-head: #F0EEE7;
  --k-surface: #FFFFFF;
  --k-ok: #1F6B3A; --k-ok-bg: #E3F1EA;
  --k-warn: #8A4A0B; --k-warn-bg: #FCEFD9;
  --k-err: #A1251B; --k-err-bg: #FBE4E1;
  --k-info: #1F4BAD; --k-info-bg: #E2EAFB;
  --k-neu: #4A4D55; --k-neu-bg: #ECEBE5;
  --k-pos: #16181D; --k-pos-2: #23262D; --k-pos-3: #2E323A;
  --k-f-display: 'Bricolage Grotesque', 'Segoe UI', sans-serif;
  --k-f-ui: 'Instrument Sans', 'Segoe UI', system-ui, sans-serif;
  --k-f-mono: 'IBM Plex Mono', Consolas, monospace;
  --k-radius: 10px;
  --k-radius-lg: 16px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--k-bg); color: var(--k-ink); font: 14px/1.5 var(--k-f-ui); }
a { color: var(--k-primary); }
a:hover { color: var(--k-primary-dk); }
:focus-visible { outline: 2px solid var(--k-primary); outline-offset: 2px; }
.mono { font-family: var(--k-f-mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--k-mute-2); }

/* ---------- shell do back-office ---------- */
.k-shell { display: flex; flex-wrap: wrap; min-height: 100vh; }
.k-sidebar { flex: 1 1 240px; max-width: 260px; background: var(--k-ink); color: #F6F5F0; padding: 20px 14px; display: flex; flex-direction: column; gap: 18px; }
.k-brand { display: flex; align-items: center; gap: 10px; padding: 0 8px; font: 800 26px var(--k-f-display); letter-spacing: -.5px; color: #F6F5F0; text-decoration: none; }
.k-tenant { display: flex; flex-direction: column; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--k-pos-3); background: #1D2026; }
.k-tenant b { font-size: 14px; }
.k-tenant span { font: 12px var(--k-f-mono); color: #9A9DA4; }
.k-nav { display: flex; flex-direction: column; gap: 2px; }
.k-nav a, .k-nav summary { display: flex; align-items: center; gap: 12px; height: 40px; padding: 0 12px; border-radius: 10px; font-weight: 600; color: #B9BCC3; text-decoration: none; cursor: pointer; list-style: none; }
.k-nav summary::-webkit-details-marker { display: none; }
.k-nav a:hover, .k-nav summary:hover { color: #FFFFFF; background: #1D2026; }
.k-nav a.active { color: #FFFFFF; background: var(--k-primary); }
.k-nav details[open] > summary { color: #FFFFFF; background: var(--k-pos-2); }
.k-nav .k-sub { display: flex; flex-direction: column; gap: 2px; padding: 2px 0 8px; }
.k-nav .k-sub a { height: auto; padding: 8px 12px 8px 42px; font-size: 13px; font-weight: 500; color: #9A9DA4; }
.k-nav .k-sub a.active { color: #FFFFFF; background: var(--k-primary); font-weight: 600; }
.k-dnre { margin-top: auto; padding: 12px; border-radius: 12px; background: #1D2026; font-size: 12px; color: #9A9DA4; }
.k-dnre b { display: flex; align-items: center; gap: 8px; color: #8FD3B6; }
.k-dot { width: 8px; height: 8px; border-radius: 4px; background: #3FBF8A; display: inline-block; }
.k-dot.off { background: var(--k-star); }

.k-main { flex: 999 1 560px; min-width: 0; display: flex; flex-direction: column; }
.k-topbar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; padding: 14px 32px; border-bottom: 1px solid var(--k-line); background: var(--k-surface); }
.k-crumbs { flex: 1 1 260px; display: flex; gap: 8px; font-size: 13px; color: var(--k-mute-2); }
.k-content { padding: 28px 32px 48px; display: flex; flex-direction: column; gap: 24px; max-width: 1240px; width: 100%; }
.k-avatar { width: 40px; height: 40px; border-radius: 20px; border: 0; background: var(--k-primary-lt); color: var(--k-primary-dk); font: 700 14px var(--k-f-ui); }

/* ---------- tipografia de página ---------- */
.k-page-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 16px; }
.k-page-head h1 { margin: 0; font: 700 32px/1.1 var(--k-f-display); letter-spacing: -.6px; }
.k-page-head p { margin: 6px 0 0; color: var(--k-mute); }
.k-section-title { font: 700 18px var(--k-f-display); margin: 0; }

/* ---------- componentes ---------- */
.k-btn { height: 44px; padding: 0 16px; border-radius: var(--k-radius); display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 600 14px var(--k-f-ui); white-space: nowrap; text-decoration: none; cursor: pointer; border: 1px solid #C9C5B8; background: var(--k-surface); color: var(--k-ink); }
.k-btn.primary { background: var(--k-primary); color: #FFFFFF; border-color: transparent; }
.k-btn.primary:hover { background: var(--k-primary-dk); color: #FFFFFF; }
.k-btn.accent { background: var(--k-star); color: var(--k-ink); border-color: transparent; }
.k-btn.ghost { background: transparent; color: var(--k-primary); border-color: transparent; }
.k-btn.danger { background: var(--k-err); color: #FFFFFF; border-color: transparent; }
.k-btn.sm { height: 36px; padding: 0 12px; font-size: 13px; }

.k-card { background: var(--k-surface); border: 1px solid var(--k-line); border-radius: var(--k-radius-lg); padding: 24px; display: flex; flex-direction: column; gap: 18px; min-width: 0; }
.k-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.k-stat { background: var(--k-surface); border: 1px solid var(--k-line); border-radius: var(--k-radius-lg); padding: 20px; display: flex; flex-direction: column; gap: 8px; }
.k-stat .label { font-size: 13px; font-weight: 600; color: var(--k-mute); }
.k-stat .value { font: 600 26px var(--k-f-mono); font-variant-numeric: tabular-nums; }

.k-badge { display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.k-badge.ok { background: var(--k-ok-bg); color: var(--k-ok); }
.k-badge.warn { background: var(--k-warn-bg); color: var(--k-warn); }
.k-badge.err { background: var(--k-err-bg); color: var(--k-err); }
.k-badge.info { background: var(--k-info-bg); color: var(--k-info); }
.k-badge.neu { background: var(--k-neu-bg); color: var(--k-neu); }

.k-field { display: flex; flex-direction: column; gap: 6px; font-size: 13px; font-weight: 600; color: var(--k-ink-2); min-width: 0; }
.k-input, .k-select, .k-textarea { height: 44px; border: 1px solid #C9C5B8; border-radius: var(--k-radius); padding: 0 12px; font: 14px var(--k-f-ui); background: var(--k-surface); color: var(--k-ink); width: 100%; }
.k-textarea { height: auto; padding: 10px 12px; }
.k-input.mono { font-family: var(--k-f-mono); }

.k-table-wrap { border: 1px solid var(--k-line); border-radius: 14px; overflow-x: auto; background: var(--k-surface); }
.k-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.k-table th { text-align: left; padding: 11px 18px; background: var(--k-head); font-size: 12px; font-weight: 600; color: var(--k-mute); text-transform: uppercase; letter-spacing: .5px; }
.k-table td { padding: 13px 18px; border-top: 1px solid var(--k-line-2); }

.k-checklist { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.k-checklist li { display: flex; align-items: center; gap: 14px; padding: 14px 0; border-top: 1px solid var(--k-line-2); }
.k-checklist li:first-child { border-top: 0; }
.k-checklist .tick { width: 28px; height: 28px; border-radius: 14px; display: inline-flex; align-items: center; justify-content: center; flex: none; background: var(--k-neu-bg); color: var(--k-mute-2); }
.k-checklist .done .tick { background: var(--k-primary); color: #FFFFFF; }
.k-checklist .grow { flex: 1; min-width: 0; }
.k-checklist .grow b { display: block; }

@media (max-width: 760px) {
  .k-sidebar { max-width: none; }
  .k-topbar, .k-content { padding-left: 16px; padding-right: 16px; }
}

/* ---------- formulários ---------- */
.k-form { display: flex; flex-direction: column; gap: 16px; }
.k-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.k-form-grid .span-2 { grid-column: span 2; }
.k-err, .validation-message { font-size: 12px; font-weight: 500; color: var(--k-err); }
.k-input.invalid, .k-select.invalid { border-color: var(--k-err); }
.k-check { display: flex; align-items: center; gap: 10px; font-size: 14px; cursor: pointer; }
.k-check input { width: 18px; height: 18px; accent-color: var(--k-primary); margin: 0; }
.k-btn.lg { height: 56px; font-size: 17px; }
.k-btn[disabled] { opacity: .55; cursor: not-allowed; }
.k-alert { padding: 12px 14px; border-radius: 12px; font-size: 14px; line-height: 1.45; }
.k-alert.err { background: var(--k-err-bg); color: var(--k-err); }
.k-alert.ok { background: var(--k-ok-bg); color: var(--k-ok); }
.k-alert.info { background: var(--k-info-bg); color: var(--k-info); }
.k-alert.warn { background: var(--k-warn-bg); color: var(--k-warn); }
.center { text-align: center; }
.k-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.k-row.end { justify-content: flex-end; }
.k-row.between { justify-content: space-between; }
.k-split { display: flex; flex-wrap: wrap; gap: 24px; align-items: flex-start; }
.k-split > .main { flex: 999 1 560px; min-width: 0; display: flex; flex-direction: column; gap: 24px; }
.k-split > .side { flex: 1 1 340px; min-width: 0; display: flex; flex-direction: column; gap: 24px; }
.k-table td.num, .k-table th.num { text-align: right; font-family: var(--k-f-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.k-table td > input.k-input[type=number] { min-width: 84px; }
.k-table tr.clickable { cursor: pointer; }
.k-table tr.clickable:hover td { background: #FAF9F5; }
.k-table tr.selected td { background: var(--k-primary-lt); }
.k-empty { padding: 32px; text-align: center; color: var(--k-mute-2); }
.k-icon-btn { width: 34px; height: 34px; border-radius: 8px; border: 0; background: transparent; color: var(--k-mute); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; }
.k-icon-btn:hover { background: var(--k-head); color: var(--k-ink); }
.k-matrix td, .k-matrix th { text-align: center; }
.k-matrix td:first-child, .k-matrix th:first-child { text-align: left; }

/* ---------- ecrãs de acesso ---------- */
.k-auth { display: flex; flex-wrap: wrap; min-height: 100vh; }
.k-auth-brand { flex: 1 1 420px; background: var(--k-primary-dk); color: #F6F5F0; padding: 56px; display: flex; flex-direction: column; justify-content: center; gap: 28px; }
.k-auth-brand .eyebrow { font: 600 12px var(--k-f-mono); letter-spacing: 1.5px; text-transform: uppercase; color: #8FD3B6; }
.k-auth-brand .claim { font: 700 44px/1.05 var(--k-f-display); letter-spacing: -1px; max-width: 520px; }
.k-auth-brand ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; font-size: 15px; }
.k-auth-brand li { display: flex; gap: 10px; align-items: center; }
.k-auth-brand li svg { color: var(--k-star); }
.k-auth-form { flex: 1 1 460px; background: var(--k-surface); display: flex; justify-content: center; align-items: center; padding: 48px 24px; }
.k-auth-form .inner { width: 460px; max-width: 100%; display: flex; flex-direction: column; gap: 20px; }
.k-brand.dark { color: var(--k-ink); padding: 0; }
.k-auth-title { margin: 0; font: 700 30px var(--k-f-display); letter-spacing: -.5px; }
@media (max-width: 760px) { .k-form-grid { grid-template-columns: minmax(0, 1fr); } .k-form-grid .span-2 { grid-column: auto; } .k-auth-brand { padding: 32px 20px; } .k-auth-brand .claim { font-size: 32px; } }

/* ---------- editor de salas (restauração) ---------- */
.k-floor { display: grid; grid-template-columns: repeat(var(--cols), minmax(64px, 1fr)); gap: 8px; overflow-x: auto; }
.k-floor-cell { min-height: 64px; border: 1px dashed var(--k-line); border-radius: 10px; background: transparent; cursor: pointer; }
.k-floor-cell:hover { border-color: var(--k-primary); background: var(--k-primary-lt); }
.k-floor-table { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 64px; border: 2px solid var(--k-primary);
  border-radius: 10px; background: var(--k-surface); cursor: pointer; font: 13px var(--k-f-ui); color: var(--k-ink); }
.k-floor-table b { font: 700 16px var(--k-f-display); }
.k-floor-table span { color: var(--k-mute-2); font-size: 11px; }
.k-floor-table.round { border-radius: 50%; }
.k-floor-table.on { background: var(--k-primary-lt); box-shadow: 0 0 0 3px var(--k-star); }

/* ---------- ecrã de cozinha ---------- */
.k-kds { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; align-items: start; }
.k-kds-card { border-radius: 14px; border: 1px solid var(--k-line); background: var(--k-surface); overflow: hidden; }
.k-kds-card header { display: flex; justify-content: space-between; align-items: baseline; padding: 12px 14px; background: var(--k-ink); color: #F6F5F0; }
.k-kds-card header b { font: 700 20px var(--k-f-display); }
.k-kds-card header span { font: 600 13px var(--k-f-mono); }
.k-kds-card header.late { background: var(--k-err); }
.k-kds-card ul { list-style: none; margin: 0; padding: 0; }
.k-kds-card li { display: flex; flex-direction: column; padding: 10px 14px; border-top: 1px solid var(--k-line-2); cursor: pointer; font-size: 16px; }
.k-kds-card li b { font-weight: 700; }
.k-kds-card li small { color: var(--k-err); font-weight: 600; }
.k-kds-card li.ready { background: var(--k-ok-bg); text-decoration: line-through; color: var(--k-mute-2); }
.k-kds-card footer { padding: 10px 14px; border-top: 1px solid var(--k-line-2); }