:root {
  --blue: #2F6BF0;
  --indigo: #5B6CFF;
  --green: #2FBF71;
  --red: #EF4444;
  --yellow: #F5B82E;
  --navy: #0E1A3F;
  --muted: #E3E8F2;
  --bg: #F4F6FB;
  --card: #FFFFFF;
  --text2: #6B7A90;
  --border: #E6EAF2;
  --shadow: 0 1px 2px rgba(14, 26, 63, .04), 0 4px 16px rgba(14, 26, 63, .06);
}
@media (prefers-color-scheme: dark) {
  :root {
    --blue: #4C82FF;
    --indigo: #7A87FF;
    --green: #3DD68C;
    --red: #F87171;
    --yellow: #FACC4D;
    --navy: #EEF2FF;
    --muted: #2A3350;
    --bg: #0A0F1F;
    --card: #151C33;
    --text2: #93A1B8;
    --border: #232C48;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--navy); }
body { font-family: "IBM Plex Sans Arabic", system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif; font-size: 15px; line-height: 1.5; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--blue); }
.num { font-variant-numeric: tabular-nums; direction: ltr; unicode-bidi: isolate; }

.splash { min-height: 100vh; display: grid; place-content: center; text-align: center; color: var(--text2); }
.wordmark { font-weight: 800; font-size: 34px; color: var(--navy); letter-spacing: -.5px; direction: ltr; }
.wordmark::after { content: ""; display: block; width: 52px; height: 7px; margin: -2px auto 0; border-bottom: 4px solid var(--blue); border-radius: 0 0 40px 40px; }

/* الهيكل */
.shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar { background: var(--card); border-inline-start: 1px solid var(--border); padding: 20px 14px; position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; gap: 6px; }
.sidebar .wordmark { font-size: 28px; margin-bottom: 16px; text-align: start; }
.sidebar .wordmark::after { margin: -2px 0 0 0; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 12px; border: 0; background: none; cursor: pointer; text-align: start; font-weight: 600; color: var(--text2); width: 100%; }
.nav-item:hover { background: var(--bg); }
.nav-item.active { background: color-mix(in srgb, var(--blue) 12%, transparent); color: var(--blue); }
.nav-item .ico { width: 22px; text-align: center; }
.sidebar .spacer { flex: 1; }
.company-switch { width: 100%; padding: 9px 10px; border-radius: 12px; border: 1px solid var(--border); background: var(--bg); margin-bottom: 8px; }
.main { padding: 24px 28px 80px; max-width: 1180px; width: 100%; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.page-head h1 { margin: 0; font-size: 26px; }
.topbar { display: none; }

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .topbar { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 5; }
  .topbar .wordmark { font-size: 24px; }
  .main { padding: 16px 16px 96px; }
  .tabbar { position: fixed; bottom: 0; inset-inline: 0; background: var(--card); border-top: 1px solid var(--border); display: flex; justify-content: space-around; padding: 6px 4px calc(6px + env(safe-area-inset-bottom)); z-index: 5; }
  .tabbar .nav-item { flex-direction: column; gap: 2px; font-size: 11px; padding: 6px 4px; justify-content: center; text-align: center; }
}
@media (min-width: 861px) { .tabbar { display: none; } }

/* بطاقات */
.card { background: var(--card); border-radius: 20px; padding: 18px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.card + .card { margin-top: 14px; }
.grid { display: grid; gap: 14px; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid.four { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.stack { display: flex; flex-direction: column; gap: 14px; }
.row { display: flex; align-items: center; gap: 10px; }
.row.between { justify-content: space-between; }
.wrap { flex-wrap: wrap; }
.muted { color: var(--text2); }
.small { font-size: 13px; }
.tiny { font-size: 12px; }
.bold { font-weight: 700; }
.big { font-size: 34px; font-weight: 700; }
.h2 { font-size: 18px; font-weight: 700; margin: 0 0 10px; }
.green { color: var(--green); } .red { color: var(--red); } .yellow { color: var(--yellow); } .blue { color: var(--blue); }
.item { background: var(--bg); border-radius: 14px; padding: 12px 14px; display: flex; align-items: center; gap: 10px; }
.item + .item { margin-top: 8px; }
.item.click { cursor: pointer; }
.item.click:hover { outline: 2px solid color-mix(in srgb, var(--blue) 30%, transparent); }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 14px; box-shadow: var(--shadow); }
.stat .label { color: var(--text2); font-size: 13px; }
.stat .value { font-size: 26px; font-weight: 700; }
.bar { height: 8px; border-radius: 6px; background: var(--muted); overflow: hidden; }
.bar > span { display: block; height: 100%; background: var(--blue); border-radius: 6px; }
.badge { display: inline-block; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: color-mix(in srgb, var(--blue) 14%, transparent); color: var(--blue); }
.badge.yellow { background: color-mix(in srgb, var(--yellow) 20%, transparent); color: #A06D00; }
.badge.green { background: color-mix(in srgb, var(--green) 16%, transparent); color: var(--green); }
.badge.red { background: color-mix(in srgb, var(--red) 14%, transparent); color: var(--red); }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex: none; }

/* أزرار وحقول */
.btn { border: 0; border-radius: 12px; padding: 10px 16px; font-weight: 700; cursor: pointer; background: var(--blue); color: #fff; }
.btn:disabled { opacity: .5; cursor: default; }
.btn.light { background: color-mix(in srgb, var(--blue) 12%, transparent); color: var(--blue); }
.btn.ghost { background: transparent; color: var(--blue); padding: 8px 10px; }
.btn.danger { background: color-mix(in srgb, var(--red) 12%, transparent); color: var(--red); }
.btn.small { padding: 6px 10px; font-size: 13px; }
.btn.wide { width: 100%; padding: 13px; }
.icon-btn { border: 0; background: var(--card); border: 1px solid var(--border); width: 38px; height: 38px; border-radius: 12px; cursor: pointer; font-size: 16px; color: var(--navy); }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.field label { font-size: 13px; font-weight: 600; color: var(--text2); }
.input, select.input, textarea.input { width: 100%; padding: 11px 12px; border-radius: 12px; border: 1px solid var(--border); background: var(--bg); outline: none; }
.input:focus { border-color: var(--blue); }
.amount-input { font-size: 26px; font-weight: 700; direction: ltr; text-align: left; }
.seg { display: inline-flex; background: var(--muted); border-radius: 12px; padding: 3px; gap: 3px; flex-wrap: wrap; }
.seg button { border: 0; background: transparent; padding: 7px 14px; border-radius: 10px; cursor: pointer; font-weight: 600; color: var(--text2); }
.seg button.on { background: var(--card); color: var(--navy); box-shadow: var(--shadow); }
.monthnav { display: flex; align-items: center; justify-content: space-between; }
.monthnav .title { text-align: center; font-weight: 700; }
.check { width: 22px; height: 22px; border-radius: 7px; border: 2px solid var(--muted); display: inline-grid; place-content: center; cursor: pointer; flex: none; background: transparent; }
.check.on { background: var(--green); border-color: var(--green); color: #fff; }

/* المودال */
.modal-back { position: fixed; inset: 0; background: rgba(10, 15, 31, .45); display: grid; place-items: center; z-index: 20; padding: 16px; }
.modal { background: var(--card); border-radius: 22px; width: min(640px, 100%); max-height: 92vh; overflow: auto; padding: 20px; box-shadow: 0 20px 60px rgba(0,0,0,.25); }
.modal h2 { margin: 0 0 14px; font-size: 20px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-start; margin-top: 16px; flex-wrap: wrap; }

#toast { position: fixed; bottom: 24px; inset-inline: 0; margin: auto; width: fit-content; max-width: 90vw; background: var(--navy); color: var(--bg); padding: 10px 18px; border-radius: 14px; opacity: 0; transform: translateY(10px); transition: .2s; pointer-events: none; z-index: 30; }
#toast.show { opacity: 1; transform: none; }

/* شاشة الدخول */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.auth .card { width: min(420px, 100%); }
.auth .wordmark { text-align: center; margin-bottom: 18px; }
.error { color: var(--red); font-size: 13px; margin: 6px 0; }

/* الرسوم */
.chart { display: flex; align-items: flex-end; gap: 3px; height: 160px; direction: ltr; padding-top: 6px; }
.chart .col { flex: 1; background: var(--blue); border-radius: 4px 4px 0 0; min-height: 2px; position: relative; }
.chart .col.pred { background: color-mix(in srgb, var(--blue) 25%, transparent); }
.chart .col:hover::after { content: attr(data-tip); position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%); background: var(--navy); color: var(--bg); font-size: 11px; padding: 2px 6px; border-radius: 6px; white-space: nowrap; }

/* التقويم */
.calendar { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; }
.calendar .day { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 8px; min-height: 140px; }
.calendar .day.today { border-color: var(--blue); }
.calendar .task-chip { font-size: 12px; background: var(--bg); border-radius: 8px; padding: 4px 6px; margin-top: 4px; cursor: pointer; }
@media (max-width: 860px) { .calendar { grid-template-columns: 1fr; } .calendar .day { min-height: auto; } }

table.list { width: 100%; border-collapse: collapse; }
table.list td, table.list th { padding: 9px 6px; border-bottom: 1px solid var(--border); text-align: start; }
table.list th { color: var(--text2); font-size: 13px; font-weight: 600; }

/* شارت المواسم والتحليل الذكي */
.smart { background: var(--bg); border-radius: 14px; padding: 12px 14px; margin-top: 12px; font-size: 13px; line-height: 1.9; }
.sc-controls { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0 10px; margin-top: 12px; }
.sc-controls .field span { font-size: 13px; font-weight: 600; color: var(--text2); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-bottom: 10px; }
.chip { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; background: var(--bg); border: 1px solid var(--border); border-radius: 999px; padding: 4px 10px; cursor: pointer; }
.sc-types { margin-bottom: 10px; }
.sc-types button { padding: 6px 10px; font-size: 13px; }
.sc-chart { margin-top: 4px; }
.sc-svg { width: 100%; height: auto; direction: ltr; display: block; }
.sc-svg text { font-family: inherit; }
table.heat td { text-align: center; font-size: 12px; }
@media (max-width: 860px) { .sc-types button { padding: 5px 8px; font-size: 12px; } }