/* Base reset + typography + layout shell */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--ink-900);
  font-family: var(--font-ui);
  font-size: var(--fs-base);
  line-height: 1.65;
  direction: rtl;
  text-align: right;
  max-width: 100%;
  overflow-x: hidden;
}
body { min-height: 100vh; }

h1, h2, h3, h4, h5 { margin: 0; font-weight: 700; color: var(--ink-900); }
h1 { font-size: var(--fs-2xl); }
h2 { font-size: var(--fs-xl); }
h3 { font-size: var(--fs-lg); }
h4 { font-size: var(--fs-md); }
p { margin: 0; }
a { color: var(--primary-700); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; }
table { border-collapse: collapse; width: 100%; }
img { max-width: 100%; display: block; }
:focus-visible {
  outline: 3px solid var(--primary-500);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Numbers should read LTR even inside RTL text (dates, quantities, IDs) */
.ltr-num { direction: ltr; unicode-bidi: isolate; font-variant-numeric: tabular-nums; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0; padding: 0; margin: -1px;
}

/* ============ App shell ============ */
.app-shell {
  display: grid;
  grid-template-columns: var(--nav-w) 1fr;
  grid-template-rows: var(--header-h) 1fr;
  grid-template-areas:
    "header header"
    "nav main";
  min-height: 100vh;
}

.app-header {
  grid-area: header;
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: 0 var(--sp-6);
  background: var(--primary-800);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 40;
  box-shadow: var(--shadow-sm);
}
.app-header .brand {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-weight: 700;
  font-size: var(--fs-md);
  color: #fff;
  white-space: nowrap;
}
.app-header .brand .brand-mark {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--amber-600), var(--amber-700));
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; color: #fff; font-weight: 800;
}
.app-header .env-tag {
  font-size: var(--fs-2xs);
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.28);
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  color: #fff;
  white-space: nowrap;
}
.app-header .spacer { flex: 1; }
.header-actions { display: flex; align-items: center; gap: var(--sp-3); }

.persona-switcher {
  display: flex; align-items: center; gap: var(--sp-2);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-pill);
  padding: 4px 6px 4px 14px;
}
.persona-switcher label { font-size: var(--fs-2xs); color: rgba(255,255,255,0.75); }
.persona-switcher select {
  background: rgba(255,255,255,0.95);
  border: none;
  border-radius: var(--radius-pill);
  padding: 6px 12px;
  font-family: inherit;
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--ink-900);
  cursor: pointer;
}
.menu-toggle {
  display: none;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.28);
  color: #fff;
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  align-items: center; justify-content: center;
  cursor: pointer;
}

.app-nav {
  grid-area: nav;
  background: var(--surface);
  border-inline-start: 1px solid var(--ink-100);
  padding: var(--sp-4) var(--sp-3);
  overflow-y: auto;
  position: sticky;
  top: var(--header-h);
  height: calc(100vh - var(--header-h));
}
.nav-section-label {
  font-size: var(--fs-2xs);
  color: var(--ink-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: var(--sp-4) var(--sp-3) var(--sp-2);
}
.nav-link {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-3);
  border-radius: var(--radius-md);
  color: var(--ink-700);
  font-size: var(--fs-sm);
  font-weight: 600;
  cursor: pointer;
  border: none;
  background: transparent;
  width: 100%;
  text-align: right;
}
.nav-link:hover { background: var(--ink-50); color: var(--ink-900); text-decoration: none; }
.nav-link.active { background: var(--primary-100); color: var(--primary-800); }
.nav-link .ic { width: 20px; height: 20px; flex-shrink: 0; }
.nav-link .badge-dot {
  margin-inline-start: auto;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--purple-600);
}

.app-main {
  grid-area: main;
  padding: var(--sp-6);
  max-width: var(--content-max);
  width: 100%;
  margin: 0 auto;
}

.view { display: none; }
.view.active { display: block; animation: fade-in .15s ease; }
@keyframes fade-in { from { opacity: 0; transform: translateY(4px);} to { opacity:1; transform:none; } }

.view-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
  flex-wrap: wrap;
}
.view-header .eyebrow {
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--primary-600);
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: var(--sp-1);
}
.view-header p.lede {
  color: var(--ink-500);
  max-width: 62ch;
  margin-top: var(--sp-2);
  font-size: var(--fs-sm);
}

/* ============ Cards & surfaces ============ */
.card {
  background: var(--surface);
  border: 1px solid var(--ink-100);
  border-radius: var(--radius-lg);
  padding: var(--sp-5);
  box-shadow: var(--shadow-sm);
}
.card + .card { margin-top: var(--sp-4); }
.card-title-row {
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}
.grid { display: grid; gap: var(--sp-4); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-12 { grid-template-columns: repeat(12, 1fr); }
.col-span-4 { grid-column: span 4; }
.col-span-5 { grid-column: span 5; }
.col-span-7 { grid-column: span 7; }
.col-span-8 { grid-column: span 8; }
.col-span-12 { grid-column: span 12; }

.stack { display: flex; flex-direction: column; gap: var(--sp-3); }
.row { display: flex; align-items: center; gap: var(--sp-3); }
.row.wrap { flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.row.gap-1 { gap: var(--sp-1); }
.row.gap-2 { gap: var(--sp-2); }

/* ============ Buttons ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  font-family: inherit; font-weight: 700; font-size: var(--fs-sm);
  border-radius: var(--radius-md);
  padding: 10px 18px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .12s ease, border-color .12s ease, color .12s ease, transform .05s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary-700); color: #fff; }
.btn-primary:hover { background: var(--primary-800); text-decoration: none; }
.btn-primary:disabled { background: var(--ink-150); color: var(--ink-500); cursor: not-allowed; }
.btn-secondary { background: var(--surface); color: var(--primary-800); border-color: var(--primary-100); }
.btn-secondary:hover { background: var(--primary-50); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--ink-700); border-color: var(--ink-150); }
.btn-ghost:hover { background: var(--ink-50); text-decoration: none; }
.btn-danger { background: var(--red-700); color: #fff; }
.btn-danger:hover { background: var(--red-800); text-decoration: none; }
.btn-sm { padding: 6px 12px; font-size: var(--fs-xs); }
.btn-block { width: 100%; }
.icon-btn {
  width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md); border: 1px solid var(--ink-150); background: var(--surface); cursor: pointer;
}
.icon-btn:hover { background: var(--ink-50); }
.icon-btn.active { background: var(--primary-100); border-color: var(--primary-500); color: var(--primary-800); }

/* ============ Badges / tags ============ */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: var(--fs-2xs); font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  line-height: 1.6;
}
.badge-dot-i::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-real { background: var(--primary-100); color: var(--primary-800); }
.badge-demo { background: var(--purple-100); color: var(--purple-800); }
.badge-committed { background: var(--green-100); color: var(--green-800); }
.badge-pending { background: var(--amber-100); color: var(--amber-800); }
.badge-warn { background: var(--red-100); color: var(--red-800); }
.badge-neutral { background: var(--ink-100); color: var(--ink-700); }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: var(--fs-xs); font-weight: 600;
  padding: 6px 12px; border-radius: var(--radius-pill);
  border: 1px solid var(--ink-150); background: var(--surface); color: var(--ink-700);
  cursor: pointer;
}
.chip.active { background: var(--primary-700); border-color: var(--primary-700); color: #fff; }
.chip:hover:not(.active) { border-color: var(--primary-500); color: var(--primary-800); }

/* ============ Notes / callouts ============ */
.note {
  display: flex; gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  border: 1px solid transparent;
}
.note .ic { flex-shrink: 0; width: 20px; height: 20px; margin-top: 2px; }
.note-info { background: var(--primary-50); border-color: var(--primary-100); color: var(--primary-800); }
.note-demo { background: var(--purple-50); border-color: var(--purple-100); color: var(--purple-800); }
.note-pending { background: var(--amber-50); border-color: var(--amber-100); color: var(--amber-800); }
.note-warn { background: var(--red-50); border-color: var(--red-100); color: var(--red-800); }
.note-success { background: var(--green-50); border-color: var(--green-100); color: var(--green-800); }
.note strong { display: block; margin-bottom: 2px; }
.note a { font-weight: 700; }

/* ============ Tables ============ */
.data-table-wrap { overflow-x: auto; border: 1px solid var(--ink-100); border-radius: var(--radius-md); }
.data-table { font-size: var(--fs-sm); }
.data-table th, .data-table td {
  padding: 10px 14px;
  text-align: right;
  border-bottom: 1px solid var(--ink-100);
  white-space: nowrap;
}
.data-table thead th {
  background: var(--ink-50);
  color: var(--ink-500);
  font-size: var(--fs-2xs);
  text-transform: uppercase;
  letter-spacing: .03em;
  font-weight: 700;
  position: sticky; top: 0;
}
.data-table tbody tr:hover { background: var(--primary-50); }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table td.num, .data-table th.num { font-variant-numeric: tabular-nums; direction: ltr; text-align: left; }

/* ============ Forms ============ */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: var(--fs-xs); font-weight: 700; color: var(--ink-700); }
.field .hint { font-size: var(--fs-2xs); color: var(--ink-500); }
.field input[type=text], .field input[type=number], .field select, .field textarea {
  font-family: inherit; font-size: var(--fs-sm);
  padding: 10px 12px; border-radius: var(--radius-md);
  border: 1px solid var(--ink-150); background: var(--surface); color: var(--ink-900);
  width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--primary-500); outline: none; box-shadow: 0 0 0 3px var(--primary-100);
}
.field.invalid input, .field.invalid select { border-color: var(--red-600); }
.field .error-msg { font-size: var(--fs-2xs); color: var(--red-700); display: none; }
.field.invalid .error-msg { display: block; }
.input-suffix-group { position: relative; }
.input-suffix-group .suffix {
  position: absolute; inset-inline-start: 12px; top: 50%; transform: translateY(-50%);
  font-size: var(--fs-xs); color: var(--ink-500); pointer-events: none;
}
.input-suffix-group input { padding-inline-start: 52px; }

/* ============ Tabs ============ */
.tabs { display: flex; gap: var(--sp-1); border-bottom: 1px solid var(--ink-100); margin-bottom: var(--sp-4); overflow-x: auto; }
.tab-btn {
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--fs-sm); font-weight: 700; color: var(--ink-500);
  background: none; border: none; border-bottom: 2px solid transparent;
  cursor: pointer; white-space: nowrap;
}
.tab-btn:hover { color: var(--ink-900); }
.tab-btn.active { color: var(--primary-700); border-color: var(--primary-700); }
.tab-panel { display: none; }
.tab-panel.active { display: block; animation: fade-in .12s ease; }

/* ============ Steps ============ */
.steps { display: flex; align-items: center; gap: var(--sp-2); margin-bottom: var(--sp-6); flex-wrap: wrap; }
.step {
  display: flex; align-items: center; gap: var(--sp-2);
  font-size: var(--fs-xs); font-weight: 700; color: var(--ink-500);
  padding: var(--sp-2) var(--sp-3); border-radius: var(--radius-pill); background: var(--ink-50);
}
.step .num {
  width: 22px; height: 22px; border-radius: 50%; background: var(--ink-150); color: var(--ink-700);
  display: flex; align-items: center; justify-content: center; font-size: var(--fs-2xs);
}
.step.done { color: var(--green-800); background: var(--green-50); }
.step.done .num { background: var(--green-600); color: #fff; }
.step.current { color: var(--primary-800); background: var(--primary-50); }
.step.current .num { background: var(--primary-700); color: #fff; }
.step-sep { color: var(--ink-300); }

/* ============ Empty / loading / error states ============ */
.state-block {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: var(--sp-3); padding: var(--sp-10) var(--sp-4); color: var(--ink-500);
}
.state-block .ic { width: 44px; height: 44px; color: var(--ink-300); }
.state-block h4 { color: var(--ink-700); }
.spinner {
  width: 22px; height: 22px; border-radius: 50%;
  border: 3px solid var(--ink-150); border-top-color: var(--primary-600);
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============ KPI tiles ============ */
.kpi {
  background: var(--surface); border: 1px solid var(--ink-100); border-radius: var(--radius-lg);
  padding: var(--sp-4) var(--sp-5);
}
.kpi .kpi-label { font-size: var(--fs-2xs); color: var(--ink-500); font-weight: 700; text-transform: uppercase; letter-spacing: .03em; }
.kpi .kpi-value { font-size: var(--fs-2xl); font-weight: 800; color: var(--ink-900); margin-top: 4px; direction: ltr; unicode-bidi: isolate; }
.kpi .kpi-unit { font-size: var(--fs-sm); font-weight: 600; color: var(--ink-500); margin-inline-start: 4px; }
.kpi .kpi-sub { font-size: var(--fs-xs); color: var(--ink-500); margin-top: 6px; }

/* ============ Utility ============ */
.text-muted { color: var(--ink-500); }
.text-sm { font-size: var(--fs-sm); }
.text-xs { font-size: var(--fs-xs); }
.mt-1 { margin-top: var(--sp-1); } .mt-2 { margin-top: var(--sp-2); } .mt-3 { margin-top: var(--sp-3); }
.mt-4 { margin-top: var(--sp-4); } .mt-6 { margin-top: var(--sp-6); }
.mb-2 { margin-bottom: var(--sp-2); } .mb-3 { margin-bottom: var(--sp-3); } .mb-4 { margin-bottom: var(--sp-4); }
.divider { height: 1px; background: var(--ink-100); border: none; margin: var(--sp-4) 0; }
.skeleton {
  background: linear-gradient(90deg, var(--ink-100) 25%, var(--ink-50) 37%, var(--ink-100) 63%);
  background-size: 400% 100%; animation: shimmer 1.4s ease infinite; border-radius: var(--radius-sm);
}
@keyframes shimmer { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

/* ============ Responsive ============ */
@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
    grid-template-areas: "header" "main";
  }
  .app-nav {
    position: fixed;
    inset-inline-start: 0;
    inset-inline-end: auto;
    top: var(--header-h);
    width: min(78vw, 300px);
    height: calc(100vh - var(--header-h));
    transform: translateX(105%);
    transition: transform .18s ease;
    z-index: 50;
    box-shadow: var(--shadow-lg);
  }
  html[dir="rtl"] .app-nav { transform: translateX(105%); }
  html[dir="rtl"] .app-nav.open { transform: translateX(0); }
  .menu-toggle { display: inline-flex; }
  .nav-scrim {
    display: none; position: fixed; inset: var(--header-h) 0 0 0; background: rgba(10,18,24,.4); z-index: 45;
  }
  .nav-scrim.open { display: block; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .grid-12 .col-span-4, .grid-12 .col-span-5, .grid-12 .col-span-7, .grid-12 .col-span-8 { grid-column: span 12; }
  .app-main { padding: var(--sp-4); }
  .persona-switcher label { display: none; }
}

@media (max-width: 760px) {
  .app-header .env-tag { display: none; }
}

@media (max-width: 560px) {
  .app-header { padding: 0 var(--sp-3); gap: var(--sp-2); }
  .app-header .brand span.brand-text { display: none; }
  .kpi .kpi-value { font-size: var(--fs-xl); }
  .view-header { flex-direction: column; }
}

@media print {
  .app-nav, .app-header, .no-print { display: none !important; }
  .app-shell { display: block; }
}