:root{
  --ice-50:#f0f9fb;
  --ice-100:#dbeff4;
  --teal-600:#0e7c8c;
  --teal-700:#0b6472;
  --teal-800:#0a4f5c;
  --navy-900:#0f2b38;
  --steel-500:#5b7f8f;
  --ink:#1c313a;
  --muted:#6b8391;
  --border:#dce8ec;
  --card:#ffffff;
  --bg:#eef6f8;
  --danger:#d64545;
  --warn:#e08a2b;
  --ok:#1f9d6f;
  --radius:14px;
  --shadow:0 2px 10px rgba(15,43,56,.06), 0 1px 2px rgba(15,43,56,.08);
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:'Tajawal','Segoe UI',Tahoma,sans-serif;
  background:var(--bg);
  color:var(--ink);
  direction:rtl;
}
a{color:var(--teal-700); text-decoration:none}
.container{max-width:1180px; margin:0 auto; padding:0 18px}

/* Topbar */
.topbar{
  background:linear-gradient(135deg, var(--navy-900), var(--teal-800));
  color:#fff;
  box-shadow:var(--shadow);
  position:sticky; top:0; z-index:50;
}
.topbar-row{display:flex; align-items:center; gap:18px; padding:13px 0; position:relative}
.brand{display:flex; align-items:center; gap:10px; font-weight:800; font-size:18px; flex-shrink:0; color:#fff}
.brand .ico{
  width:34px;height:34px;border-radius:10px;
  background:radial-gradient(circle at 30% 30%, #7fe3ef, var(--teal-600));
  display:flex;align-items:center;justify-content:center;font-size:18px; flex-shrink:0;
}

/* Nav (desktop: inline row) */
.nav{display:flex; align-items:center; gap:3px; flex:1; flex-wrap:wrap}
.nav a{
  display:inline-flex; align-items:center; gap:6px;
  color:#dbeef2; padding:8px 12px; border-radius:9px; font-size:13.5px; font-weight:600;
  transition:.15s; white-space:nowrap;
}
.nav a:hover{background:rgba(255,255,255,.10); color:#fff}
.nav a.active{background:rgba(255,255,255,.18); color:#fff}
.nav-ico{font-size:14px; line-height:1}
.nav-user-mobile, .nav-logout-mobile{display:none}

/* User box (desktop) */
.userbox{display:flex; align-items:center; gap:10px; flex-shrink:0}
.avatar{
  width:32px; height:32px; border-radius:50%; background:rgba(255,255,255,.18);
  display:flex; align-items:center; justify-content:center; font-weight:800; font-size:14px; flex-shrink:0;
}
.user-meta{display:flex; flex-direction:column; line-height:1.3}
.user-meta .uname{font-size:13px; font-weight:700; color:#fff}
.userbox .role-pill{
  background:rgba(255,255,255,.15); padding:2px 9px; border-radius:20px; font-size:11px; color:#cfe9ee; width:fit-content;
}
.logout-btn{
  color:#ffd7d7 !important; font-size:18px; width:32px; height:32px; border-radius:9px;
  display:flex; align-items:center; justify-content:center; transition:.15s;
}
.logout-btn:hover{background:rgba(255,80,80,.15)}

/* Hamburger (hidden on desktop) */
.menu-toggle{
  display:none; flex-direction:column; justify-content:center; align-items:center; gap:5px;
  width:38px; height:38px; border-radius:9px; border:none; background:rgba(255,255,255,.12); cursor:pointer; flex-shrink:0;
  margin-right:auto;
}
.menu-toggle span{width:18px; height:2px; background:#fff; border-radius:2px; transition:.2s}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* خلفية معتمة خلف القائمة المنسدلة على الجوال */
.nav-backdrop{
  position:fixed; inset:0; background:rgba(8,16,20,.5);
  opacity:0; pointer-events:none; transition:opacity .2s ease; z-index:45;
}
.nav-backdrop.show{opacity:1; pointer-events:auto}

@media(max-width:820px){
  .topbar-row{padding:10px 0}
  .brand{font-size:16px}
  .brand-text{display:none}
  .userbox{display:none}
  .menu-toggle{display:flex}

  /* القائمة تصير بطاقة عائمة تحت الهدر بدل الاعتماد على ترتيب flex (أكثر ثباتًا بين المتصفحات) */
  .nav{
    display:flex;
    position:absolute; top:calc(100% + 8px); right:0; left:0;
    background:linear-gradient(165deg, var(--teal-800), var(--navy-900));
    border-radius:16px; box-shadow:0 16px 40px rgba(0,0,0,.4);
    flex-direction:column; align-items:stretch; gap:2px; flex-wrap:nowrap;
    padding:10px 8px 12px; max-height:75vh; overflow-y:auto;
    z-index:60;
    opacity:0; visibility:hidden; transform:translateY(-8px);
    transition:opacity .18s ease, transform .18s ease, visibility 0s linear .18s;
  }
  .nav.open{
    opacity:1; visibility:visible; transform:translateY(0);
    transition:opacity .18s ease, transform .18s ease, visibility 0s linear 0s;
  }
  .nav a{width:100%; padding:12px 14px; font-size:14.5px; border-radius:11px}
  .nav a.active{background:rgba(255,255,255,.2)}
  .nav a + a{margin-top:1px}

  .nav-user-mobile{
    display:flex; align-items:center; gap:10px; padding:12px; margin-top:8px;
    border-top:1px solid rgba(255,255,255,.14); border-bottom:1px solid rgba(255,255,255,.14);
  }
  .nav-user-meta{display:flex; flex-direction:column; gap:3px}
  .nav-user-meta .uname{font-weight:700; font-size:14px}
  .nav-user-mobile .role-pill{background:rgba(255,255,255,.15); padding:2px 9px; border-radius:20px; font-size:11px; width:fit-content}
  .nav-logout-mobile{
    display:flex; color:#ffd7d7; font-weight:700; padding:12px 14px; margin-top:2px; border-radius:11px;
  }
  .nav-logout-mobile:hover{background:rgba(255,80,80,.15)}
}

/* Layout */
.page{padding:26px 0 60px}
.page-head{display:flex; align-items:center; justify-content:space-between; margin-bottom:18px; flex-wrap:wrap; gap:10px}
.page-head h1{font-size:22px; margin:0; color:var(--navy-900)}
.page-head .sub{color:var(--muted); font-size:13px; margin-top:3px}

/* Cards */
.card{background:var(--card); border-radius:var(--radius); box-shadow:var(--shadow); padding:20px; border:1px solid var(--border)}
.grid{display:grid; gap:16px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.grid-4{grid-template-columns:repeat(2,1fr)} .grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}}

.stat{display:flex; flex-direction:column; gap:6px}
.stat .num{font-size:28px; font-weight:800; color:var(--teal-800)}
.stat .label{color:var(--muted); font-size:13px}
.stat.warn .num{color:var(--warn)}
.stat.danger .num{color:var(--danger)}
.stat.ok .num{color:var(--ok)}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; gap:6px; padding:9px 16px; border-radius:10px;
  font-weight:700; font-size:14px; border:1px solid transparent; cursor:pointer;
}
.btn-primary{background:var(--teal-600); color:#fff}
.btn-primary:hover{background:var(--teal-700)}
.btn-outline{background:#fff; border-color:var(--teal-600); color:var(--teal-700)}
.btn-outline:hover{background:var(--ice-50)}
.btn-danger{background:#fdecec; color:var(--danger); border-color:#f6c9c9}
.btn-sm{padding:5px 10px; font-size:12px; border-radius:8px}
.btn:disabled{opacity:.5; cursor:not-allowed}

/* Forms */
label{display:block; font-size:13px; font-weight:700; color:var(--navy-900); margin-bottom:5px}
input, select, textarea{
  width:100%; padding:10px 12px; border:1px solid var(--border); border-radius:10px;
  font-family:inherit; font-size:14px; background:#fff; color:var(--ink);
}
input:focus, select:focus, textarea:focus{outline:none; border-color:var(--teal-600); box-shadow:0 0 0 3px rgba(14,124,140,.12)}
.form-row{margin-bottom:14px}
.form-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:14px}
@media(max-width:700px){.form-grid{grid-template-columns:1fr}}
fieldset{border:1px solid var(--border); border-radius:12px; padding:14px; margin-bottom:16px}
legend{font-weight:800; color:var(--teal-800); padding:0 8px}

/* Tables */
.table-wrap{width:100%; overflow-x:auto; -webkit-overflow-scrolling:touch}
table{width:100%; border-collapse:collapse; font-size:14px}
th, td{padding:10px 12px; text-align:right; border-bottom:1px solid var(--border)}
th{color:var(--muted); font-weight:700; font-size:12.5px; background:var(--ice-50); white-space:nowrap}
tr:hover td{background:#fafdfd}
@media(max-width:700px){
  .table-wrap table{width:max-content; min-width:100%}
  .table-wrap th, .table-wrap td{white-space:nowrap; font-size:13px; padding:9px 10px}
}

/* Badges */
.badge{display:inline-block; padding:4px 11px; border-radius:20px; font-size:12px; font-weight:700}
.badge-new{background:#e6f0ff; color:#2954a6}
.badge-scheduled{background:#eaf6f5; color:var(--teal-700)}
.badge-progress{background:#fff3e0; color:var(--warn)}
.badge-done{background:#e5f8ef; color:var(--ok)}
.badge-postponed{background:#f1eefc; color:#6b46c1}
.badge-waiting{background:#fdf1e3; color:#b06a12}
.badge-cancelled{background:#fdecec; color:var(--danger)}
.priority-urgent{color:var(--danger); font-weight:800}
.priority-normal{color:var(--muted)}

/* Quick service chips */
.chip-list{display:flex; flex-wrap:wrap; gap:8px; margin-bottom:6px}
.chip{
  padding:7px 13px; border:1px solid var(--border); border-radius:20px; font-size:13px;
  cursor:pointer; background:#fff; font-weight:600; color:var(--ink);
}
.chip.selected{background:var(--teal-600); color:#fff; border-color:var(--teal-600)}

/* Device blocks (requests/create.php) */
.method-fields{display:none; margin-top:10px}
.device-block{
  border:1px solid var(--border); border-radius:12px; padding:14px; margin-bottom:12px; background:var(--ice-50);
}
.device-block-head{display:flex; justify-content:space-between; align-items:center; margin-bottom:10px}
.fault-chip{cursor:pointer; user-select:none}
.fault-chip.selected{background:var(--teal-600); color:#fff; border-color:var(--teal-600)}

/* User list rows (admin/users.php) — cards instead of a cramped table on mobile */
.user-rows{display:flex; flex-direction:column}
.user-row{
  display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:10px 16px;
  padding:13px 4px; border-bottom:1px solid var(--border);
}
.user-rows .user-row:last-child{border-bottom:none}
.user-row-info{min-width:160px}
.user-row-name{font-weight:700; font-size:14.5px; display:flex; align-items:center; gap:8px; flex-wrap:wrap}
.user-row-meta{color:var(--muted); font-size:12.5px; margin-top:3px}
.user-row-actions{display:flex; gap:8px; flex-wrap:wrap}
.user-row-actions form{display:flex}
.pw-reset-form{
  display:none; gap:8px; width:100%; margin-top:2px; padding-top:10px;
  border-top:1px dashed var(--border); flex-wrap:wrap;
}
.pw-reset-form input[type="text"]{flex:1; min-width:160px}
@media(max-width:480px){
  .user-row{padding:13px 2px}
  .user-row-actions{width:100%}
  .user-row-actions form, .user-row-actions button{flex:1}
}

/* Login */
.login-wrap{min-height:100vh; display:flex; align-items:center; justify-content:center; background:linear-gradient(135deg, var(--navy-900), var(--teal-800))}
.login-card{background:#fff; border-radius:18px; padding:36px 32px; width:100%; max-width:380px; box-shadow:0 20px 50px rgba(0,0,0,.25)}
.login-card h1{text-align:center; color:var(--navy-900); font-size:20px; margin-bottom:4px}
.login-card .sub{text-align:center; color:var(--muted); font-size:13px; margin-bottom:22px}
.error-box{background:#fdecec; color:var(--danger); padding:10px 14px; border-radius:10px; font-size:13.5px; margin-bottom:14px}

/* Timeline */
.timeline{list-style:none; margin:0; padding:0; border-right:2px solid var(--border); margin-right:8px}
.timeline li{position:relative; padding:0 22px 18px 0; margin-right:-2px}
.timeline li::before{content:''; position:absolute; right:-6px; top:3px; width:10px; height:10px; border-radius:50%; background:var(--teal-600)}
.timeline .t-when{font-size:12px; color:var(--muted)}
.timeline .t-what{font-weight:700; font-size:14px}

/* Print */
@media print{
  .no-print{display:none !important}
  body{background:#fff}
  .card{box-shadow:none; border:1px solid #ccc}
}

/* Small screens */
@media(max-width:600px){
  .container{padding:0 12px}
  .page{padding:16px 0 40px}
  .card{padding:14px; border-radius:12px}
  .page-head h1{font-size:19px}
  .page-head{flex-direction:column; align-items:stretch}
  .page-head > *:last-child{align-self:flex-start}
  .btn{padding:9px 14px; font-size:13.5px}
  .stat .num{font-size:22px}
  fieldset{padding:12px}
  .login-card{padding:26px 22px}
}