:root{
  /* افتراضيات قوية وواضحة */
  --bg:#ffffff; --fg:#111827; --muted:#6b7280;
  --card:#ffffff; --border:#e5e7eb; --shadow:0 6px 20px rgba(0,0,0,.06);
  --primary:#16a34a; --primary-contrast:#ffffff; /* أخضر حيوي للفواتح */
  --danger:#ef4444; --accent:#0ea5e9;
}

html,body{background:var(--bg)!important;color:var(--fg)!important}
*{box-sizing:border-box}
body{margin:0;font-family:"Segoe UI","Tahoma",sans-serif;line-height:1.6}
.container{max-width:1080px;margin:0 auto;padding:16px}
.hidden{display:none}

/* Splash */
#splash{
  position:fixed;inset:0;background:var(--bg);color:var(--fg);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;z-index:9999;
  animation:fadeOut .6s ease 1.2s forwards;
}
#splash img{width:88px;height:88px;border-radius:20px;box-shadow:var(--shadow)}
#splash h1{margin:0}
@keyframes fadeOut{to{opacity:0;visibility:hidden}}

.header{display:grid;grid-template-columns:56px 1fr auto;gap:12px;align-items:center;margin-bottom:16px}
.logo{width:56px;height:56px;border-radius:12px}
h1{margin:0;font-size:22px}
.subtitle{margin:0;color:var(--muted)}
.header-actions{display:flex;gap:8px;flex-wrap:wrap}

.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:14px;margin:12px 0;box-shadow:var(--shadow)}
.card h2{margin-top:0;font-size:18px}
.sub-card{background:#f8fafc;border-style:dashed}

/* أزرار ومدخلات */
.row{display:flex;gap:8px;align-items:center}
.wrap{flex-wrap:wrap}
.stack{display:grid;gap:10px}
.grid{display:grid;gap:8px;grid-template-columns:repeat(7,1fr)}
.list{list-style:none;padding:0;margin:8px 0 0}
.list li{display:flex;align-items:center;justify-content:space-between;border:1px solid var(--border);border-radius:10px;padding:8px 10px;margin:6px 0;background:#fff}
input[type="text"],input[type="number"],input[type="email"],select{
  border:1px solid var(--border);border-radius:10px;padding:8px 10px;min-width:220px;background:#fff;color:var(--fg)
}
.btn{border:1px solid var(--border);background:#f3f4f6;color:var(--fg);border-radius:10px;padding:8px 14px;cursor:pointer}
.btn.primary{background:var(--primary);color:var(--primary-contrast);border-color:transparent}
.btn.danger{background:var(--danger);color:#fff;border-color:transparent}
.file-label{position:relative;overflow:hidden}
.file-label input{position:absolute;inset:0;opacity:0;cursor:pointer}
.hint{font-size:13px;color:var(--muted)}

/* داشبورد */
.dash-grid{display:grid;gap:10px;grid-template-columns:repeat(3,1fr)}
.dash-grid.sm{grid-template-columns:repeat(2,1fr)}
.kpi{border:1px solid var(--border);border-radius:12px;padding:10px;background:#fff}
.kpi-title{color:var(--muted);font-size:13px}
.kpi-value{font-size:22px;font-weight:700}
.trend-wrap{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));margin-top:10px}
.trend{border:1px solid var(--border);border-radius:12px;padding:10px;background:#fff}
.trend .head{display:flex;justify-content:space-between;align-items:center}
.trend .spark{margin-top:6px;height:46px}

/* تبويبات الإعدادات */
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.tab-btn{border:1px solid var(--border);background:#f3f4f6;border-radius:999px;padding:6px 12px;cursor:pointer}
.tab-btn.active{background:var(--primary);color:var(--primary-contrast);border-color:transparent}
.settings-grid{display:grid;gap:14px;grid-template-columns:1fr 1fr}
@media (max-width:900px){.settings-grid{grid-template-columns:1fr}}
.pane{border:1px dashed var(--border);border-radius:12px;padding:12px;background:#fff}

/* التقويم */
.cal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.cal-title{font-weight:700}
.cal-weekdays{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin-bottom:6px;color:var(--muted);font-size:13px}
.day{
  border:1px solid var(--border);border-radius:10px;min-height:72px;padding:6px;background:#fff;
  display:flex;flex-direction:column;align-items:flex-end;justify-content:flex-start;font-size:12px;color:var(--muted);position:relative
}
.day .num{align-self:flex-start;color:var(--fg);font-weight:700}
.day.today{outline:2px solid var(--primary);color:var(--fg)}
.dot{
  position:absolute;bottom:6px;left:6px;width:8px;height:8px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 2px #fff
}
.dot.task{background:#22c55e}
.dot.stat{background:#0ea5e9}
.dot.both{background:linear-gradient(90deg,#22c55e 0 50%,#0ea5e9 50% 100%)}

/* تشيك المهام */
.task-check{display:flex;align-items:center;gap:10px}
.task-check input{width:18px;height:18px}

/* كونفِتّي */
.confetti{position:fixed;inset:0;pointer-events:none;z-index:9998}