/* Alaisai OS Pro — أنماط التطبيق (dark / light) */
@font-face{font-family:'Tajawal';font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/tajawal-400.woff2) format('woff2')}
@font-face{font-family:'Tajawal';font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/tajawal-500.woff2) format('woff2')}
@font-face{font-family:'Tajawal';font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/tajawal-700.woff2) format('woff2')}

*{margin:0;padding:0;box-sizing:border-box}
:root{
  color-scheme:dark;
  --bg-main:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460);
  --glass:rgba(255,255,255,.1);--glass-heavy:rgba(255,255,255,.2);
  --accent:#4cc9f0;--accent-ink:#04202a;--success:#4ade80;--danger:#ff5c9a;--danger-btn:#b3134f;--warn:#fbbf24;
  --text:#fff;--muted:rgba(255,255,255,.68);
  --panel:#1e1e26;--panel-2:#2a2a32;--field:#14141c;--field-text:#f4f4f8;
  --border:rgba(255,255,255,.14);--shadow:0 10px 30px rgba(0,0,0,.35);
  --font:'Tajawal','Cairo','Segoe UI',system-ui,-apple-system,sans-serif;
}
html[data-theme=light]{
  color-scheme:light;
  --bg-main:linear-gradient(135deg,#e6f0ff,#f3eaff,#e3f6ff);
  --glass:rgba(255,255,255,.7);--glass-heavy:rgba(255,255,255,.95);
  --accent:#0a6f9c;--accent-ink:#fff;--success:#166534;--danger:#b3134f;--danger-btn:#b3134f;--warn:#92400e;
  --text:#1b1f2a;--muted:rgba(27,31,42,.68);
  --panel:#ffffff;--panel-2:#f1f3f8;--field:#fff;--field-text:#1b1f2a;
  --border:rgba(0,0,0,.14);--shadow:0 10px 30px rgba(20,30,60,.15);
}
html,body{height:100%}
body{font-family:var(--font);background:var(--bg-main);background-attachment:fixed;color:var(--text);overflow:hidden}
#os-root{height:100vh;height:100dvh;display:flex;flex-direction:column}
button,input,select,textarea{font-family:inherit;font-size:1rem;color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.hidden{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* الشريط العلوي */
#status-bar{min-height:48px;background:rgba(0,0,0,.35);backdrop-filter:blur(10px);display:flex;justify-content:space-between;align-items:center;padding:4px 14px;border-bottom:1px solid var(--border);gap:10px;flex-shrink:0}
html[data-theme=light] #status-bar{background:rgba(255,255,255,.6)}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;letter-spacing:.5px}
#sync-indicator{color:var(--danger);transition:.5s}
#sync-indicator.online{color:var(--success);text-shadow:0 0 8px var(--success)}
#digital-clock{font-family:monospace;font-size:1.1rem;letter-spacing:2px}
.icon-btn{background:none;border:1px solid transparent;border-radius:10px;font-size:1.4rem;line-height:1;padding:6px 8px;cursor:pointer}
.icon-btn:hover{background:var(--glass);border-color:var(--border)}
.bar-actions{display:flex;gap:4px}

/* البحث */
.search-wrap{padding:14px 20px 0;flex-shrink:0}
#app-search{width:100%;max-width:420px;display:block;margin:0 auto;padding:10px 16px;border-radius:999px;border:1px solid var(--border);background:var(--glass);color:var(--text);backdrop-filter:blur(6px)}
#app-search::placeholder{color:var(--muted)}

/* شبكة التطبيقات */
.grid-container{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:22px;padding:22px 24px;flex:1;overflow-y:auto;align-content:start;scrollbar-width:thin;scrollbar-color:var(--accent) var(--glass)}
.app-card{display:flex;flex-direction:column;align-items:center;cursor:pointer;transition:transform .2s,opacity .2s;border-radius:14px;padding:6px;background:none;border:2px solid transparent;color:inherit}
.app-card:active{transform:scale(.92)}
.app-card[draggable=true]{cursor:grab}
.app-card.drag-over{border:2px dashed var(--accent);transform:scale(1.08)}
.app-card.dragging{opacity:.4}
.icon-box{width:68px;height:68px;background:var(--glass);border-radius:18px;border:1px solid var(--glass-heavy);display:flex;align-items:center;justify-content:center;font-size:2.2rem;box-shadow:0 10px 20px rgba(0,0,0,.2);backdrop-filter:blur(5px)}
.app-name{margin-top:8px;font-size:.9rem;text-align:center;font-weight:500;word-break:break-word;max-width:100%}
.empty-state{grid-column:1/-1;text-align:center;color:var(--muted);padding:40px 10px}

/* المسرح */
#stage-overlay{position:fixed;inset:0;background:rgba(0,0,0,.75);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000}
.window-frame{width:96%;height:92%;max-width:1200px;background:var(--panel);border-radius:18px;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow);border:1px solid var(--border)}
.window-toolbar{background:#111118;color:#fff;padding:8px 16px;display:flex;justify-content:space-between;align-items:center;gap:10px}
#active-app-title{font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#stage-viewport{flex:1;overflow:auto;min-height:0;position:relative;background:var(--panel)}
#stage-viewport.app-mode{overflow:hidden;background:#fff}
.app-frame{width:100%;height:100%;border:0;background:#fff;display:block}
.sys-pad{padding:18px;max-width:900px;margin:0 auto}
@media(max-width:600px){.window-frame{width:100%;height:100%;border-radius:0}.grid-container{gap:14px;padding:16px}}

/* أزرار */
.btn{background:var(--glass);border:1px solid var(--border);color:var(--text);padding:8px 14px;border-radius:10px;cursor:pointer;transition:.15s;margin:2px}
.btn:hover{border-color:var(--accent)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:700}
.btn-success{background:var(--success);color:#04200f;border-color:var(--success);font-weight:700}
html[data-theme=light] .btn-success{color:#fff}
.btn-danger{background:var(--danger-btn);color:#fff;border-color:var(--danger-btn)}
.btn-sm{padding:4px 10px;font-size:.85rem;border-radius:8px}
.close-btn{background:var(--danger-btn);border:none;color:#fff;border-radius:8px;cursor:pointer;padding:6px 12px}

/* حقول */
.field{width:100%;background:var(--field);color:var(--field-text);border:1px solid var(--border);border-radius:10px;padding:9px 12px}
.field:focus{border-color:var(--accent)}
textarea.field{resize:vertical;min-height:90px}
.code-editor{font-family:'Courier New',monospace;font-size:14px;direction:ltr;text-align:left;white-space:pre;overflow:auto;min-height:260px;tab-size:2}
label.lbl{display:block;font-size:.9rem;color:var(--muted);margin:10px 0 4px}

/* لوحة الإدارة */
.tabs{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:14px;border-bottom:2px solid var(--accent);padding-bottom:10px}
.tabs .btn[aria-selected=true]{background:var(--accent);color:var(--accent-ink);font-weight:700}
.panel{background:var(--panel-2);border-radius:12px;padding:14px;margin-bottom:12px;border:1px solid var(--border)}
.panel h4,.panel h3{margin-bottom:10px}
.admin-row{display:flex;align-items:center;background:var(--panel-2);margin:8px 0;padding:10px 12px;border-radius:12px;gap:8px;border:1px solid var(--border)}
.admin-row.drag-over{border-color:var(--accent);border-style:dashed}
.admin-row .grow{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.admin-row .ico{font-size:1.5rem}
.badge{font-size:.75rem;padding:2px 8px;border-radius:999px;background:var(--glass);border:1px solid var(--border);color:var(--muted)}
.notice{padding:10px 12px;border-radius:10px;border-right:4px solid var(--warn);background:rgba(251,191,36,.12);font-size:.9rem;margin:10px 0}
.notice.danger{border-color:var(--danger);background:rgba(247,37,133,.12)}
.notice.ok{border-color:var(--success);background:rgba(74,222,128,.12)}
.stat{font-size:1.6rem;font-weight:700;color:var(--accent)}
.log-line{border-bottom:1px solid var(--border);padding:6px 0;font-size:.85rem;word-break:break-word}
.log-line small{color:var(--muted)}
.cards-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cardbtn{background:var(--glass);border:1px solid var(--border);border-radius:12px;padding:16px;text-align:center;cursor:pointer;color:inherit}
.cardbtn:hover{border-color:var(--accent)}
.cardbtn .big{font-size:2.4rem}
.file-item{display:flex;justify-content:space-between;align-items:center;padding:10px;background:var(--panel-2);border-radius:8px;margin-bottom:6px;gap:8px;border:1px solid var(--border)}
.file-item .name{cursor:pointer;flex:1;min-width:0;word-break:break-all}
.ltr{direction:ltr;text-align:left}
.lab-out{background:#fff;border-radius:8px;min-height:200px;overflow:hidden;margin-top:10px;border:1px solid var(--border)}
.lab-out iframe{width:100%;height:260px;border:0;display:block}

/* الملاحظات */
.notes{display:grid;grid-template-columns:260px 1fr;height:100%;background:var(--panel)}
.notes-side{border-inline-end:1px solid var(--border);display:flex;flex-direction:column;min-height:0}
.notes-tools{display:flex;gap:6px;padding:10px;align-items:center}.notes-tools .btn{white-space:nowrap;flex-shrink:0}
.notes-list{list-style:none;overflow:auto;flex:1}
.notes-list li{padding:10px 12px;border-bottom:1px solid var(--border);cursor:pointer}
.notes-list li[aria-selected=true]{background:var(--glass);border-inline-start:4px solid var(--accent)}
.notes-list .t{font-weight:700;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.notes-list small{color:var(--muted)}
.notes-main{display:flex;flex-direction:column;gap:8px;padding:12px;min-height:0}
.note-title{font-weight:700;font-size:1.15rem}
.note-body{flex:1;resize:none;font-size:1rem;line-height:1.7;min-height:120px}
.notes-foot{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.85rem}
.notes-foot .sp{flex:1}
@media(max-width:700px){.notes{grid-template-columns:1fr;grid-template-rows:38% 1fr}.notes-side{border-inline-end:0;border-bottom:1px solid var(--border)}}

/* المتصفح */
.browser{display:flex;flex-direction:column;height:100%;background:#fff}
.browser-bar{display:flex;gap:6px;padding:8px;background:var(--panel);border-bottom:1px solid var(--border);align-items:center}
.browser-bar .field{direction:ltr;text-align:left}
.browser-hint{font-size:.78rem;color:var(--muted);padding:4px 10px;background:var(--panel)}

/* مربعات الحوار والتنبيهات */
#dialog-root{position:fixed;inset:0;z-index:3000;pointer-events:none}
.dialog-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;pointer-events:auto;padding:12px}
.dialog{background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:16px;padding:20px;width:100%;max-width:460px;max-height:92vh;overflow:auto;box-shadow:var(--shadow)}
.dialog h3{margin-bottom:8px}
.dialog-msg{color:var(--muted);font-size:.95rem;margin-bottom:6px;white-space:pre-line}
.dialog-err{color:var(--danger);font-size:.9rem;min-height:1.2em;margin-top:8px}
.dialog-actions{display:flex;gap:8px;justify-content:flex-start;margin-top:12px}
#toast-wrap{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);z-index:4000;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none;width:92%;max-width:420px}
.toast{background:#111118;color:#fff;padding:10px 16px;border-radius:12px;box-shadow:var(--shadow);border-right:4px solid var(--accent);pointer-events:auto;transition:.3s;font-size:.95rem}
.toast.success{border-color:var(--success)}.toast.error{border-color:var(--danger)}.toast.warn{border-color:var(--warn)}
.toast.out{opacity:0;transform:translateY(10px)}
.toast button{margin-inline-start:10px}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

[hidden]{display:none!important}
.skip-link{position:absolute;inset-inline-start:8px;top:-60px;background:var(--accent);color:var(--accent-ink);padding:8px 14px;border-radius:8px;z-index:5000;text-decoration:none;font-weight:700}
.skip-link:focus{top:8px}
.icon-btn{min-width:44px;min-height:44px}
#sync-badge{position:relative}
#sync-badge [data-glyph]{position:absolute;bottom:2px;inset-inline-end:2px;font-size:.62rem;font-weight:700;background:var(--panel);color:var(--text);border-radius:999px;min-width:14px;height:14px;line-height:14px;text-align:center;border:1px solid var(--border)}
#sync-badge[data-state=idle] [data-glyph]{color:var(--success)}
#sync-badge[data-state=conflict] [data-glyph],#sync-badge[data-state=error] [data-glyph]{color:var(--danger)}
#sync-badge[data-state=behind] [data-glyph],#sync-badge[data-state=dirty] [data-glyph]{color:var(--warn)}
.badge[data-state=idle]{color:var(--success)}.badge[data-state=error],.badge[data-state=conflict]{color:var(--danger)}
@media(max-width:520px){.brand-text{display:none}.bar-actions{gap:0}}

/* صفوف المتجر: النص أولاً والأزرار في سطر خاص كي لا تضغط النص على الشاشات الضيقة */
.cat-row{flex-wrap:wrap}
.cat-row .grow{flex:1 1 55%;min-width:150px;white-space:normal;overflow:visible}
.cat-row .actions{display:flex;flex-wrap:wrap;gap:6px;flex:0 0 100%;justify-content:flex-end;align-items:center}

/* شاشة ترحيب قصيرة (شعار ثم تختفي) في التطبيق المثبّت فقط، فلا تؤثر على قياسات الصفحة في المتصفح */
#splash{display:none}
@media (display-mode: standalone){
  #splash{display:flex;position:fixed;inset:0;z-index:9999;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:#0b1124;color:#fff;font-size:1.4rem;pointer-events:none;animation:splash-out .5s ease 1.2s forwards}
  #splash img{border-radius:22px;animation:splash-pop .7s ease both}
}
@keyframes splash-out{to{opacity:0;visibility:hidden}}
@keyframes splash-pop{from{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}
@media (prefers-reduced-motion: reduce){#splash{animation-duration:.01s;animation-delay:.6s}#splash img{animation:none}}