/* الهوية البصرية: ذكاء اصطناعي + فهرسة + معرفة + أمان وثقة. خلفية هادئة، شبكة معرفية خفيفة. */
:root{
  --bg-0:#0b1f2a; --bg-1:#0f2f3d; --bg-2:#10384a;
  --card:#ffffff; --ink:#0f172a; --ink-2:#475569; --ink-3:#64748b;
  --primary:#0f766e; --primary-d:#0b5e57; --primary-l:#ccfbf1;
  --accent:#1d4ed8; --danger:#b91c1c; --danger-bg:#fee2e2; --warn:#b45309;
  --ok:#15803d; --ok-bg:#dcfce7; --border:#e2e8f0; --ring:#14b8a6;
  --radius:16px; --shadow:0 24px 70px rgba(2,18,28,.45);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;font-family:"Segoe UI",Tahoma,"Noto Sans Arabic","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:radial-gradient(1200px 700px at 80% -10%,var(--bg-2),transparent),
  radial-gradient(900px 600px at -10% 110%,#0a2a36,transparent),linear-gradient(160deg,var(--bg-0),var(--bg-1));
  min-height:100vh;display:flex;flex-direction:column;
}
body[dir="ltr"]{text-align:left}
a{color:var(--primary)}
.bg-net{position:fixed;inset:0;z-index:0;opacity:.16;pointer-events:none}
.wrap{position:relative;z-index:1;flex:1;display:flex;align-items:center;justify-content:center;padding:24px}

/* البطاقة */
.card{width:100%;max-width:440px;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:30px 30px 22px;animation:rise .4s ease}
.card.wide{max-width:560px}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* الترويسة + الشعار */
.brand{display:flex;align-items:center;gap:12px;margin-bottom:6px}
.brand .logo{width:46px;height:46px;flex-shrink:0}
.brand h1{font-size:20px;margin:0;font-weight:800;color:var(--ink)}
.brand .sub{font-size:12px;color:var(--ink-3);margin-top:1px}
.lead{font-size:13.5px;color:var(--ink-2);margin:10px 0 20px;line-height:1.7}

/* الحقول */
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;color:var(--ink);margin-bottom:6px}
.input-wrap{position:relative;display:flex;align-items:center}
.input-wrap .ico{position:absolute;inset-inline-start:12px;width:18px;height:18px;color:var(--ink-3);pointer-events:none}
.field input{
  width:100%;padding:12px 14px;padding-inline-start:40px;font-size:14.5px;color:var(--ink);
  border:1.5px solid var(--border);border-radius:11px;background:#fafcfc;transition:border-color .15s,box-shadow .15s}
.field input:focus{outline:none;border-color:var(--ring);box-shadow:0 0 0 4px rgba(20,184,166,.18);background:#fff}
.field input[aria-invalid="true"]{border-color:var(--danger);background:#fff7f7}
.toggle-pw{position:absolute;inset-inline-end:8px;background:none;border:none;cursor:pointer;color:var(--ink-3);
  padding:6px;border-radius:8px;display:flex}
.toggle-pw:hover{color:var(--primary);background:var(--primary-l)}
.field .hint{font-size:11.5px;color:var(--ink-3);margin-top:5px}
.field .err{font-size:12px;color:var(--danger);margin-top:5px;display:none}
.field .err.show{display:block}
.caps{font-size:11.5px;color:var(--warn);margin-top:5px;display:none;align-items:center;gap:5px}
.caps.show{display:flex}

/* الصف بين تذكّرني ونسيت */
.row-between{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:4px 0 18px;flex-wrap:wrap}
.remember{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);cursor:pointer}
.remember input{width:16px;height:16px;accent-color:var(--primary)}
.link{font-size:13px;color:var(--primary);text-decoration:none;font-weight:600}
.link:hover{text-decoration:underline}

/* الزر الرئيسي */
.btn{width:100%;padding:13px;font-size:15px;font-weight:800;color:#fff;border:none;border-radius:12px;cursor:pointer;
  background:linear-gradient(180deg,var(--primary),var(--primary-d));box-shadow:0 8px 24px rgba(15,118,110,.32);
  display:flex;align-items:center;justify-content:center;gap:9px;transition:transform .08s,box-shadow .15s}
.btn:hover{box-shadow:0 10px 30px rgba(15,118,110,.42)}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.65;cursor:not-allowed;box-shadow:none}
.btn.secondary{background:#fff;color:var(--primary);border:1.5px solid var(--primary);box-shadow:none}
.spinner{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;
  animation:spin .7s linear infinite;display:none}
.btn.loading .spinner{display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

/* التنبيهات */
.alert{padding:11px 14px;border-radius:11px;font-size:13px;margin-bottom:16px;display:none;line-height:1.6}
.alert.show{display:block}
.alert.error{background:var(--danger-bg);color:#7f1d1d;border:1px solid #fca5a5}
.alert.ok{background:var(--ok-bg);color:#14532d;border:1px solid #86efac}
.alert.warn{background:#fef3c7;color:#92400e;border:1px solid #fcd34d}
.alert.info{background:#e0f2fe;color:#075985;border:1px solid #7dd3fc}

/* SSO */
.sep{display:flex;align-items:center;gap:12px;margin:18px 0;color:var(--ink-3);font-size:12px}
.sep::before,.sep::after{content:"";flex:1;height:1px;background:var(--border)}
.sso{display:flex;flex-direction:column;gap:9px}
.sso a{display:flex;align-items:center;justify-content:center;gap:9px;padding:11px;border:1.5px solid var(--border);
  border-radius:11px;text-decoration:none;color:var(--ink);font-weight:600;font-size:13.5px;background:#fff}
.sso a:hover{border-color:var(--primary);background:var(--primary-l)}

/* المكتبات (اختيار) */
.tenant-list{display:flex;flex-direction:column;gap:10px;margin:6px 0 18px}
.tenant{display:flex;align-items:center;gap:12px;padding:14px;border:1.5px solid var(--border);border-radius:12px;
  cursor:pointer;background:#fff;transition:border-color .15s}
.tenant:hover,.tenant:focus-within{border-color:var(--primary);background:var(--primary-l)}
.tenant input{accent-color:var(--primary)}
.tenant .t-name{font-weight:700}.tenant .t-code{font-size:12px;color:var(--ink-3)}

/* قوة كلمة المرور */
.meter{height:6px;background:#e5e7eb;border-radius:4px;overflow:hidden;margin-top:8px}
.meter>div{height:100%;width:0;background:var(--danger);transition:width .25s,background .25s;border-radius:4px}

/* رموز MFA */
.otp{letter-spacing:10px;text-align:center;font-size:22px;font-weight:800;padding-inline-start:14px!important}
.tenant-badge{display:inline-flex;align-items:center;gap:7px;background:var(--primary-l);color:var(--primary-d);
  border-radius:999px;padding:5px 12px;font-size:12.5px;font-weight:700;margin-bottom:14px}

/* التذييل */
.foot{position:relative;z-index:1;color:#cbd5e1;text-align:center;padding:14px;font-size:12px;line-height:1.9}
.foot a{color:#a5f3eb;text-decoration:none;margin:0 6px}
.foot a:hover{text-decoration:underline}
.foot .ver{opacity:.7}
.lang-toggle{position:fixed;top:14px;inset-inline-end:16px;z-index:3}
.lang-toggle a{color:#cbd5e1;background:rgba(255,255,255,.08);padding:6px 12px;border-radius:9px;
  text-decoration:none;font-size:12.5px;font-weight:700;border:1px solid rgba(255,255,255,.12)}

/* لوحة التحكّم (بعد الدخول) */
.dash{position:relative;z-index:1;max-width:900px;margin:0 auto;padding:30px 20px;width:100%}
.dash .panel{background:#fff;border-radius:16px;box-shadow:var(--shadow);padding:24px;margin-bottom:18px}
.dash h2{margin:0 0 4px}
.chip{display:inline-block;background:var(--primary-l);color:var(--primary-d);border-radius:999px;
  padding:4px 12px;font-size:12.5px;font-weight:700;margin:3px}
.sess{border:1px solid var(--border);border-radius:11px;padding:12px 14px;margin-bottom:10px;font-size:13px;
  display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.sess .cur{color:var(--ok);font-weight:700}
.btn-sm{padding:7px 13px;font-size:12.5px;border-radius:9px;border:1.5px solid var(--border);background:#fff;
  cursor:pointer;color:var(--ink);font-weight:600}
.btn-sm.danger{color:var(--danger);border-color:#fca5a5}
.btn-sm:hover{border-color:var(--primary)}

/* وصولية: حالة التركيز واضحة */
a:focus-visible,button:focus-visible,input:focus-visible,.tenant:focus-visible{outline:3px solid var(--ring);outline-offset:2px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

@media (max-width:480px){.card{padding:24px 20px}.brand h1{font-size:18px}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}