/* ═══════════════════════════════════════════════════
   NestWise v4 — Design System
   • Clean modern UI with green accent
   • Full RTL support via [dir=rtl]
   • Mobile-first responsive
   ═══════════════════════════════════════════════════ */

:root {
  /* Brand */
  --brand:      #10b981;
  --brand-d:    #059669;
  --brand-l:    #d1fae5;
  --brand-ll:   #ecfdf5;
  /* Semantic */
  --success:    #10b981;
  --warning:    #f59e0b;
  --danger:     #ef4444;
  --info:       #3b82f6;
  --premium:    #8b5cf6;
  /* Neutral */
  --gray-50:    #f9fafb;
  --gray-100:   #f3f4f6;
  --gray-200:   #e5e7eb;
  --gray-300:   #d1d5db;
  --gray-400:   #9ca3af;
  --gray-500:   #6b7280;
  --gray-600:   #4b5563;
  --gray-700:   #374151;
  --gray-800:   #1f2937;
  --gray-900:   #111827;
  /* Surfaces */
  --bg:         #f9fafb;
  --surface:    #ffffff;
  --surface-2:  #f3f4f6;
  --border:     #e5e7eb;
  --border-2:   #d1d5db;
  /* Text */
  --text:       #111827;
  --text-2:     #374151;
  --text-3:     #6b7280;
  --text-4:     #9ca3af;
  /* Layout */
  --sb-w:       256px;
  --tb-h:       60px;
  --r:          10px;
  --r-lg:       14px;
  --r-xl:       20px;
  /* Shadow */
  --sh-sm: 0 1px 2px rgba(0,0,0,.05);
  --sh:    0 1px 3px rgba(0,0,0,.1),0 1px 2px rgba(0,0,0,.06);
  --sh-md: 0 4px 6px rgba(0,0,0,.07),0 2px 4px rgba(0,0,0,.05);
  --sh-lg: 0 10px 15px rgba(0,0,0,.1),0 4px 6px rgba(0,0,0,.05);
}

/* ── RESET ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:14px;scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans Arabic',Tahoma,sans-serif;
     background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
ul{list-style:none}

/* ── RTL ── */
[dir=rtl]{text-align:right}
[dir=rtl] .sb{right:0;left:auto;border-right:none;border-left:1px solid var(--border)}
[dir=rtl] .main{margin-left:0;margin-right:var(--sb-w)}
[dir=rtl] .sb-nav a{border-left:none;border-right:3px solid transparent}
[dir=rtl] .sb-nav a.on{border-right-color:var(--brand)}
[dir=rtl] .sb-overlay.show{display:block}

/* ── LAYOUT ── */
body.app-body{display:flex;min-height:100vh}
.sb{width:var(--sb-w);background:var(--surface);border-right:1px solid var(--border);
    display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;
    z-index:300;transition:transform .25s ease;overflow-y:auto;overflow-x:hidden}
.sb-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:250}
.main{margin-left:var(--sb-w);flex:1;display:flex;flex-direction:column;min-height:100vh;min-width:0}
.topbar{height:var(--tb-h);background:var(--surface);border-bottom:1px solid var(--border);
        display:flex;align-items:center;gap:12px;padding:0 20px;
        position:sticky;top:0;z-index:200;flex-shrink:0}
.page{padding:24px;flex:1}

/* ── SIDEBAR BRAND ── */
.sb-brand{display:flex;align-items:center;gap:10px;padding:18px 16px;
          border-bottom:1px solid var(--border)}
.sb-brand-logo{width:36px;height:36px;background:var(--brand);border-radius:10px;
               display:flex;align-items:center;justify-content:center;
               font-size:18px;color:#fff;flex-shrink:0}
.sb-brand-name{font-size:16px;font-weight:800;color:var(--gray-900)}
.sb-brand-tagline{font-size:10px;color:var(--text-4);margin-top:1px}

/* ── SIDEBAR NAV ── */
.sb-section{font-size:10px;font-weight:700;color:var(--text-4);
            text-transform:uppercase;letter-spacing:.8px;padding:16px 16px 6px}
.sb-nav li a{display:flex;align-items:center;gap:10px;padding:9px 16px;
             font-size:13px;font-weight:500;color:var(--text-3);
             border-left:3px solid transparent;transition:all .15s;border-radius:0}
.sb-nav li a:hover{background:var(--gray-50);color:var(--text)}
.sb-nav li a.on{background:var(--brand-ll);color:var(--brand-d);
                border-left-color:var(--brand);font-weight:700}
.sb-nav li a.premium-link .ni{color:var(--premium)}
.sb-nav-icon{width:18px;text-align:center;flex-shrink:0;font-size:15px}
.sb-badge{font-size:9px;font-weight:700;background:var(--premium);color:#fff;
          padding:1px 6px;border-radius:99px;margin-left:auto}

/* ── SIDEBAR FOOTER ── */
.sb-foot{margin-top:auto;padding:14px 16px;border-top:1px solid var(--border)}
.sb-user{display:flex;align-items:center;gap:10px;padding:8px;
         border-radius:var(--r);cursor:pointer;transition:background .15s}
.sb-user:hover{background:var(--gray-50)}
.sb-av{width:34px;height:34px;border-radius:50%;background:var(--brand-l);
       color:var(--brand-d);font-size:12px;font-weight:800;
       display:flex;align-items:center;justify-content:center;flex-shrink:0}
.sb-uname{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;
          text-overflow:ellipsis;flex:1;color:var(--text)}
.sb-tier{font-size:10px;font-weight:700;padding:1px 7px;border-radius:99px;margin-top:2px;display:inline-block}
.sb-tier-basic{background:var(--gray-100);color:var(--gray-600)}
.sb-tier-premium{background:#f3e8ff;color:#7c3aed}
.sb-logout{font-size:12px;color:var(--danger);display:block;padding:6px 8px;margin-top:2px;
           border-radius:var(--r);transition:background .15s}
.sb-logout:hover{background:var(--gray-50)}

/* ── TOPBAR ── */
.menu-btn{display:none;background:none;border:none;font-size:22px;cursor:pointer;
          color:var(--text-3);padding:4px 8px;border-radius:var(--r);line-height:1}
.menu-btn:hover{background:var(--gray-100)}
.tb-title{font-size:15px;font-weight:700;flex:1;min-width:0;overflow:hidden;
          text-overflow:ellipsis;white-space:nowrap}
.tb-right{display:flex;align-items:center;gap:8px;flex-shrink:0}
.tb-date{font-size:12px;color:var(--text-4)}
.tb-fam{font-size:11px;font-weight:700;background:var(--brand-l);color:var(--brand-d);
        padding:3px 10px;border-radius:99px}
.lang-btn{background:var(--gray-100);border:1px solid var(--border);border-radius:var(--r);
          padding:4px 10px;font-size:12px;font-weight:600;cursor:pointer;color:var(--text-2);
          transition:all .15s}
.lang-btn:hover{background:var(--brand-l);color:var(--brand-d);border-color:var(--brand)}

/* ── GRID ── */
.g2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.g3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.g4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}

/* ── CARD ── */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);
      padding:20px;box-shadow:var(--sh-sm)}
.card+.card{margin-top:16px}
.card-header{display:flex;align-items:center;justify-content:space-between;
             margin-bottom:16px;gap:8px;flex-wrap:wrap}
.card-title{font-size:14px;font-weight:700;color:var(--text)}
.card-sub{font-size:12px;color:var(--text-3)}

/* ── STAT CARD ── */
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);
      padding:16px 18px;box-shadow:var(--sh-sm);transition:box-shadow .2s}
.stat:hover{box-shadow:var(--sh-md)}
.stat-ico{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;
          justify-content:center;font-size:18px;margin-bottom:10px;flex-shrink:0}
.stat-lbl{font-size:11px;font-weight:600;color:var(--text-3);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}
.stat-val{font-size:22px;font-weight:800;line-height:1.1;color:var(--text)}
.stat-hint{font-size:11px;color:var(--text-4);margin-top:4px}

/* ── COLORS ── */
.c-green{color:var(--success)}.c-red{color:var(--danger)}.c-amber{color:var(--warning)}
.c-blue{color:var(--info)}.c-purple{color:var(--premium)}.c-muted{color:var(--text-3)}

/* ── BADGE ── */
.badge{display:inline-flex;align-items:center;font-size:10px;font-weight:700;
       padding:2px 8px;border-radius:99px;gap:4px;white-space:nowrap}
.bd-green{background:#d1fae5;color:#065f46}.bd-red{background:#fee2e2;color:#991b1b}
.bd-amber{background:#fef3c7;color:#92400e}.bd-blue{background:#dbeafe;color:#1e40af}
.bd-purple{background:#ede9fe;color:#5b21b6}.bd-gray{background:var(--gray-100);color:var(--gray-600)}
.bd-premium{background:#f3e8ff;color:#7c3aed}

/* ── ALERT ── */
.alert{display:flex;align-items:flex-start;gap:10px;padding:12px 16px;border-radius:var(--r);
       font-size:13px;margin-bottom:16px;border:1px solid;line-height:1.5}
.alert-ok  {background:#ecfdf5;color:#065f46;border-color:#6ee7b7}
.alert-err {background:#fef2f2;color:#991b1b;border-color:#fca5a5}
.alert-info{background:#eff6ff;color:#1e40af;border-color:#93c5fd}
.alert-warn{background:#fffbeb;color:#92400e;border-color:#fcd34d}

/* ── FORM ── */
.fg{margin-bottom:14px}
.fg label{display:block;font-size:12px;font-weight:700;color:var(--text-2);margin-bottom:5px}
.fc{width:100%;padding:9px 12px;border:1px solid var(--border-2);border-radius:var(--r);
    font-size:13px;color:var(--text);background:var(--surface);outline:none;
    transition:border-color .15s,box-shadow .15s;-webkit-appearance:none;appearance:none}
.fc:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(16,185,129,.15)}
.fc:disabled{background:var(--gray-50);color:var(--text-3);cursor:not-allowed}
select.fc{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
          background-repeat:no-repeat;background-position:right 10px center;padding-right:30px}
[dir=rtl] select.fc{background-position:left 10px center;padding-right:12px;padding-left:30px}
textarea.fc{resize:vertical;min-height:80px;line-height:1.5}
.hint{font-size:11px;color:var(--text-4);margin-top:4px;line-height:1.4}
.fr{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fr3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}

/* ── BUTTON ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;
     padding:9px 18px;font-size:13px;font-weight:600;border-radius:var(--r);
     border:1px solid transparent;cursor:pointer;transition:all .15s;
     text-decoration:none;white-space:nowrap;line-height:1;letter-spacing:.01em}
.btn:active{transform:scale(.98)}
.btn-p{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn-p:hover{background:var(--brand-d);border-color:var(--brand-d)}
.btn-o{background:var(--surface);color:var(--text-2);border-color:var(--border-2)}
.btn-o:hover{background:var(--gray-50);border-color:var(--border)}
.btn-d{background:#fef2f2;color:#dc2626;border-color:#fca5a5}
.btn-d:hover{background:#ef4444;color:#fff;border-color:#ef4444}
.btn-purple{background:var(--premium);color:#fff}
.btn-purple:hover{background:#7c3aed}
.btn-sm{padding:5px 12px;font-size:12px}
.btn-lg{padding:11px 24px;font-size:14px}
.btn-block{width:100%}
.btn-icon{padding:6px 10px}

/* ── TABLE ── */
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--r)}
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{font-size:11px;font-weight:700;color:var(--text-3);text-transform:uppercase;
        letter-spacing:.5px;padding:10px 12px;background:var(--gray-50);
        border-bottom:1px solid var(--border);text-align:left;white-space:nowrap}
[dir=rtl] .tbl th{text-align:right}
.tbl td{padding:11px 12px;border-bottom:1px solid var(--border);vertical-align:middle}
.tbl tr:last-child td{border-bottom:none}
.tbl tbody tr:hover td{background:#fafafa}
.amt-in{color:var(--success);font-weight:700}.amt-out{color:var(--danger);font-weight:700}

/* ── PROGRESS ── */
.pb{background:var(--gray-200);border-radius:99px;overflow:hidden}
.pb-fill{border-radius:99px;transition:width .5s ease}

/* ── MODAL ── */
.modal-bg{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:500;
          align-items:flex-start;justify-content:center;padding:40px 16px 20px;overflow-y:auto}
.modal-bg.show{display:flex}
.modal{background:var(--surface);border-radius:var(--r-xl);padding:24px;width:100%;
       max-width:500px;box-shadow:var(--sh-lg);animation:slideUp .2s ease;margin:auto 0}
.modal-hd{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.modal-ttl{font-size:16px;font-weight:800}
.modal-x{background:none;border:none;width:28px;height:28px;border-radius:50%;
         cursor:pointer;color:var(--text-3);font-size:16px;display:flex;
         align-items:center;justify-content:center;transition:background .15s}
.modal-x:hover{background:var(--gray-100)}
@keyframes slideUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}

/* ── FILTER BAR ── */
.filter-bar{display:flex;gap:8px;flex-wrap:wrap;align-items:flex-end;margin-bottom:18px}
.filter-bar .fc{width:auto}

/* ── AUTH ── */
body.auth-body{display:block;min-height:100vh;background:linear-gradient(135deg,var(--brand-ll) 0%,#fff 60%)}
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-xl);
           padding:36px;width:100%;max-width:440px;box-shadow:var(--sh-lg)}
.auth-logo{text-align:center;margin-bottom:4px}
.auth-logo-ico{width:56px;height:56px;background:var(--brand);border-radius:16px;
               display:flex;align-items:center;justify-content:center;
               font-size:28px;margin:0 auto 12px}
.auth-title{text-align:center;font-size:22px;font-weight:800;margin-bottom:4px}
.auth-sub{text-align:center;font-size:13px;color:var(--text-3);margin-bottom:24px;line-height:1.5}
.auth-links{text-align:center;font-size:13px;color:var(--text-3);margin-top:16px}
.auth-links a{color:var(--brand-d);font-weight:700}
.auth-divider{display:flex;align-items:center;gap:12px;margin:16px 0;color:var(--text-4);font-size:12px}
.auth-divider::before,.auth-divider::after{content:'';flex:1;height:1px;background:var(--border)}

/* ── TABS ── */
.tabs{display:flex;border-bottom:2px solid var(--border);margin-bottom:20px;overflow-x:auto;gap:0}
.tab-btn{padding:10px 18px;font-size:13px;font-weight:600;color:var(--text-3);cursor:pointer;
         border:none;background:none;border-bottom:2px solid transparent;margin-bottom:-2px;
         white-space:nowrap;transition:color .15s}
.tab-btn.on{color:var(--brand);border-bottom-color:var(--brand)}
.tab-pane{display:none}.tab-pane.on{display:block}

/* ── PREMIUM GATE ── */
.premium-gate{background:linear-gradient(135deg,#f3e8ff,#fdf4ff);border:1px solid #e9d5ff;
              border-radius:var(--r-lg);padding:32px;text-align:center}
.premium-gate-ico{font-size:40px;margin-bottom:12px}
.premium-gate-title{font-size:16px;font-weight:800;color:#5b21b6;margin-bottom:6px}
.premium-gate-text{font-size:13px;color:#7c3aed;line-height:1.6;margin-bottom:16px}

/* ── ADMIN ── */
body.admin-body{background:var(--gray-900);color:var(--gray-100)}
body.admin-body .sb{background:var(--gray-800);border-color:var(--gray-700)}
body.admin-body .sb-nav li a{color:var(--gray-400)}
body.admin-body .sb-nav li a:hover{background:var(--gray-700);color:var(--gray-100)}
body.admin-body .sb-nav li a.on{background:rgba(16,185,129,.15);color:var(--brand);border-left-color:var(--brand)}
body.admin-body .main{background:var(--gray-900)}
body.admin-body .topbar{background:var(--gray-800);border-color:var(--gray-700)}
body.admin-body .card{background:var(--gray-800);border-color:var(--gray-700);color:var(--gray-100)}
body.admin-body .tbl th{background:var(--gray-700);color:var(--gray-400);border-color:var(--gray-600)}
body.admin-body .tbl td{border-color:var(--gray-700);color:var(--gray-200)}
body.admin-body .tbl tbody tr:hover td{background:var(--gray-750,#2a2f3e)}
body.admin-body .stat{background:var(--gray-800);border-color:var(--gray-700)}
body.admin-body .stat-val{color:var(--gray-100)}
body.admin-body .fc{background:var(--gray-700);border-color:var(--gray-600);color:var(--gray-100)}

/* ── AI CHAT ── */
.ai-messages{max-height:400px;overflow-y:auto;padding:16px;background:var(--gray-50);
             border-radius:var(--r-lg);border:1px solid var(--border);margin-bottom:14px}
.ai-msg{margin-bottom:12px;display:flex;gap:8px;align-items:flex-start}
.ai-msg.user{flex-direction:row-reverse}
.ai-msg-av{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;
           justify-content:center;font-size:12px;font-weight:700;flex-shrink:0}
.ai-msg-av.user-av{background:var(--brand-l);color:var(--brand-d)}
.ai-msg-av.ai-av{background:var(--premium);color:#fff}
.ai-bubble{max-width:80%;padding:10px 14px;border-radius:12px;font-size:13px;line-height:1.6}
.ai-msg.user .ai-bubble{background:var(--brand);color:#fff;border-radius:12px 12px 4px 12px}
.ai-msg.assistant .ai-bubble{background:var(--surface);border:1px solid var(--border);border-radius:12px 12px 12px 4px}

/* ── GUIDE ── */
.guide-step{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--border)}
.guide-step:last-child{border-bottom:none}
.guide-num{width:32px;height:32px;border-radius:50%;background:var(--brand);color:#fff;
           font-size:14px;font-weight:800;display:flex;align-items:center;
           justify-content:center;flex-shrink:0;margin-top:2px}
.guide-title{font-size:14px;font-weight:700;margin-bottom:4px}
.guide-text{font-size:13px;color:var(--text-2);line-height:1.6}

/* ── UTILS ── */
.flex{display:flex}.flex-ac{align-items:center}.flex-sb{justify-content:space-between}
.flex-wrap{flex-wrap:wrap}.flex-1{flex:1;min-width:0}.ml-a{margin-left:auto}
[dir=rtl] .ml-a{margin-left:0;margin-right:auto}
.gap4{gap:4px}.gap8{gap:8px}.gap12{gap:12px}.gap16{gap:16px}
.mb0{margin-bottom:0!important}.mb8{margin-bottom:8px}.mb12{margin-bottom:12px}
.mb16{margin-bottom:16px}.mb20{margin-bottom:20px}.mb24{margin-bottom:24px}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}
.nowrap{white-space:nowrap}.text-r{text-align:right}.text-c{text-align:center}
.fw7{font-weight:700}.fw8{font-weight:800}.fs11{font-size:11px}.fs12{font-size:12px}.fs13{font-size:13px}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;flex-shrink:0}
.empty-state{text-align:center;padding:40px 20px;color:var(--text-3)}
.empty-state-ico{font-size:40px;margin-bottom:12px}
.empty-state p{font-size:13px;line-height:1.6}
.empty-state a{color:var(--brand-d);font-weight:700}

/* ── RESPONSIVE ── */
@media(max-width:1024px){.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:768px){
  .sb{transform:translateX(-100%)}
  [dir=rtl] .sb{transform:translateX(100%)}
  .sb.open{transform:translateX(0)}
  .sb-overlay.show{display:block}
  .main{margin-left:0}
  [dir=rtl] .main{margin-right:0}
  .menu-btn{display:flex}
  .tb-date{display:none}
}
@media(max-width:640px){
  .g2,.g3,.g4{grid-template-columns:minmax(0,1fr)}
  .fr,.fr3{grid-template-columns:1fr}
  .page{padding:16px}
  .card{padding:16px}
  .modal{padding:18px}
  .filter-bar{gap:6px}
}
@media(max-width:400px){
  .auth-card{padding:22px 16px}
  .tb-fam{display:none}
}
@media print{
  .sb,.topbar,.btn,.modal-bg,.filter-bar,.lang-btn{display:none!important}
  .main{margin-left:0!important}
  .card{box-shadow:none;break-inside:avoid}
}