:root{
  --bg:#f6f7fb;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#6b7280;
  --primary:#2f6fed;
  --primary-600:#2659c0;
  --primary-50:#ecf2ff;
  --line:#e5e7eb;
  --success:#16a34a;
  --success-50:#ecfdf5;
  --warning:#f59e0b;
  --danger:#ef4444;
  --radius:14px;
  --shadow:0 8px 24px rgba(15,23,42,.07);
}

/* ====== Reset خفيف ====== */
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:var(--bg);}

/* ====== الإطار العام ====== */
.app{display:grid;grid-template-columns:260px 1fr;grid-template-rows:auto 1fr;grid-template-areas:"sidebar topbar" "sidebar content";min-height:100vh;}
.topbar{grid-area:topbar;position:sticky;top:0;z-index:50;background:var(--card);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:12px 18px;box-shadow:0 2px 10px rgba(0,0,0,.03);}
.topbar .brand{font-weight:800;color:#0b1a4a;letter-spacing:.2px}
.topbar .actions .btn{margin-left:8px}

.sidebar{grid-area:sidebar;position:sticky;top:0;height:100vh;background:#0b1a4a;color:#dbe4ff;padding:18px 14px;display:flex;flex-direction:column;gap:16px}
.sidebar .logo{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,#3b82f6,#22c55e);display:flex;align-items:center;justify-content:center;font-weight:900}
.sidebar nav{display:flex;flex-direction:column;gap:14px;overflow:auto}
.sidebar .menu-title{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:#a8b1ff;margin:8px 10px 4px}
.sidebar nav a{display:block;color:#eaf0ff;text-decoration:none;padding:9px 10px;border-radius:10px;margin:0 6px;opacity:.95;transition:.2s background}
.sidebar nav a:hover{background:rgba(255,255,255,.08)}
.sidebar nav a.active{background:rgba(255,255,255,.16);font-weight:700}
.userbox{margin-top:auto;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:10px}
.userbox .uname{font-weight:700}
.userbox .uemail{font-size:12px;color:#c9d2ff}

.content{grid-area:content;padding:22px;}

/* ====== بطاقات و عناوين ====== */
h1,h2,h3{margin:0 0 12px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}

/* ====== أزرار ====== */
.btn{background:var(--primary);color:#fff;border:none;border-radius:10px;padding:10px 14px;font-weight:600;cursor:pointer;box-shadow:0 6px 14px rgba(47,111,237,.18);transition:.18s transform, .18s box-shadow}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 20px rgba(47,111,237,.22)}
.btn:active{transform:translateY(0)}
.btn.outline{background:transparent;border:1px solid var(--primary);color:var(--primary)}
.btn.full{width:100%}

/* ====== جداول ====== */
.table{width:100%;border-collapse:separate;border-spacing:0;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
.table thead th{background:var(--primary-50);color:#0b1a4a;text-align:left;padding:12px;font-size:13px;border-bottom:1px solid var(--line)}
.table tbody td{padding:12px;border-bottom:1px solid var(--line);font-size:14px}
.table tbody tr:nth-child(odd){background:#fafbff}

/* بادجات حالة */
.badge{display:inline-block;padding:4px 8px;border-radius:999px;font-size:12px;font-weight:700}
.badge.ny{background:#dbeafe;color:#1d4ed8}
.badge.pagang{background:#fff7ed;color:#c2410c}
.badge.stangd{background:#dcfce7;color:#14532d}

/* ====== نماذج ====== */
.form{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:var(--shadow)}
.form label{display:block;margin:8px 0 6px;color:#0b1a4a;font-weight:600}
.form input,.form select,.form textarea{width:100%;padding:10px;border:1px solid var(--line);border-radius:10px;background:#fff;outline:none}
.form textarea{resize:vertical}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(47,111,237,.12)}

/* ====== بوابة المستأجرين – تحسين التأكيد ====== */
.tenant-portal .tenant-box{max-width:760px;margin:40px auto;background:var(--card);padding:20px;border-radius:14px;border:1px solid var(--line);box-shadow:var(--shadow)}
.tenant-form{display:grid;gap:14px}
@media(min-width:600px){.tenant-form{grid-template-columns:1fr 1fr}.tenant-form .full{grid-column:1/-1}}
label span{color:#dc2626}

.confirm-box{background:var(--success-50);border:1px solid #86efac;border-radius:14px;padding:20px;text-align:center;margin-bottom:20px;animation:fadeIn .5s ease}
.confirm-box .circle{width:78px;height:78px;border-radius:50%;background:var(--success);color:#fff;font-size:40px;display:flex;align-items:center;justify-content:center;margin:0 auto 8px}
.confirm-box h2{margin:4px 0;color:#166534}
.confirm-box p{color:#14532d}

/* ====== عناصر مساعدة ====== */
.muted{color:var(--muted)}
.alert.ok{background:var(--success-50);border:1px solid #86efac;padding:12px;border-radius:10px}
.search input{background:#fff}
@keyframes fadeIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}

/* ====== تجاوب للموبايل ====== */
@media(max-width:980px){
  .app{grid-template-columns:1fr;grid-template-areas:"topbar" "content"}
  .sidebar{position:fixed;left:0;top:58px;bottom:0;transform:translateX(-100%);transition:.25s transform;width:260px;border-right:1px solid rgba(255,255,255,.1)}
  body.menu-open .sidebar{transform:translateX(0)}
  .topbar{position:sticky;top:0}
}