/* ============================================================
   نظام التصميم - منظومة إدارة المطاعم والكافيهات
   خط العرض: Cairo (عناوين وواجهة) + Tajawal (نصوص ومحتوى)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@500;600;700;800&family=Tajawal:wght@400;500;700&display=swap');

:root{
  /* الألوان */
  --bg:            #12181A;   /* خلفية الإطار العام - أخضر مسود دافئ */
  --bg-elevated:   #1B2326;
  --surface:       #F7F5F0;   /* خلفية المحتوى */
  --surface-card:  #FFFFFF;
  --text:          #1B1F23;
  --text-inverse:  #F7F5F0;
  --muted:         #6B7480;
  --border:        #E7E3D9;

  --primary:       #0F6E5D;   /* أخضر زمردي - أساسي */
  --primary-dark:  #0A5346;
  --primary-light: #E4F1EC;
  --accent:        #C9A227;   /* ذهبي - إجماليات وتمييز */
  --accent-light:  #FAF1D6;
  --info:          #2C7DA0;
  --danger:        #C0392B;
  --danger-light:  #FBE7E4;
  --warning:       #D98A2B;
  --warning-light: #FCEEDC;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 3px rgba(18,24,26,.08);
  --shadow: 0 6px 20px rgba(18,24,26,.10);
  --shadow-lg: 0 16px 40px rgba(18,24,26,.18);

  --tap-min: 64px; /* أقل ارتفاع لأي عنصر قابل للمس */
}

*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  background:var(--surface);
  color:var(--text);
  font-family:'Tajawal',sans-serif;
  direction:rtl;
  -webkit-tap-highlight-color:transparent;
  user-select:none; /* واجهة لمس - لا حاجة لتحديد نص */
}
input, textarea{ user-select:text; }

h1,h2,h3,h4,.font-display{font-family:'Cairo',sans-serif;font-weight:700;}

a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}

::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-thumb{background:#D8D3C5;border-radius:10px;}
::-webkit-scrollbar-track{background:transparent;}

/* ------------------------------------------------------------
   الهيكل العام: القائمة الجانبية + المحتوى
   ------------------------------------------------------------ */
.app-shell{
  display:flex;
  min-height:100vh;
}

.sidebar{
  width:96px;
  background:linear-gradient(180deg,var(--bg) 0%, var(--bg-elevated) 100%);
  color:var(--text-inverse);
  display:flex;
  flex-direction:column;
  align-items:center;
  padding:18px 0;
  flex-shrink:0;
  position:sticky;
  top:0;
  height:100vh;
  z-index:40;
}
.sidebar-logo{
  width:52px;height:52px;border-radius:16px;
  background:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-family:'Cairo',sans-serif;font-weight:800;font-size:20px;
  margin-bottom:28px;color:#fff;
}
.sidebar-nav{display:flex;flex-direction:column;gap:6px;width:100%;align-items:center;flex:1;}
.sidebar-link{
  width:76px;min-height:64px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  border-radius:14px;color:#AEB8B6;font-size:11px;font-weight:600;
  padding:8px 4px;transition:.15s;
}
.sidebar-link .ic{font-size:22px;line-height:1;}
.sidebar-link:hover{background:rgba(255,255,255,.06);color:#fff;}
.sidebar-link.active{background:var(--primary);color:#fff;}
.sidebar-footer{display:flex;flex-direction:column;align-items:center;gap:10px;}
.sidebar-user{
  width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;color:#fff;font-family:'Cairo',sans-serif;font-size:15px;
}

.main-area{flex:1;display:flex;flex-direction:column;min-width:0;}

.topbar{
  height:76px;flex-shrink:0;
  background:var(--surface-card);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 28px;position:sticky;top:0;z-index:30;
}
.topbar-title{font-family:'Cairo',sans-serif;font-weight:700;font-size:20px;}
.topbar-sub{color:var(--muted);font-size:13px;margin-top:2px;}
.topbar-right{display:flex;align-items:center;gap:14px;}
.clock{font-family:'Cairo',sans-serif;font-weight:700;font-size:16px;color:var(--primary-dark);}

.page-content{padding:24px 28px;flex:1;overflow-y:auto;}

/* ------------------------------------------------------------
   عناصر عامة
   ------------------------------------------------------------ */
.card{
  background:var(--surface-card);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  padding:20px;
  border:1px solid var(--border);
}

.btn{
  min-height:var(--tap-min);
  padding:14px 22px;
  border-radius:var(--radius);
  font-weight:700;
  font-size:15px;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  transition:.12s transform,.12s box-shadow,.12s background;
  background:var(--surface-card);
  border:1px solid var(--border);
}
.btn:active{transform:scale(.96);}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 4px 14px rgba(15,110,93,.30);}
.btn-primary:active{background:var(--primary-dark);}
.btn-accent{background:var(--accent);color:#3A2E05;border-color:var(--accent);}
.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger);}
.btn-ghost{background:transparent;border-color:transparent;color:var(--muted);}
.btn-block{width:100%;}
.btn-lg{min-height:78px;font-size:17px;}
.btn:disabled{opacity:.4;pointer-events:none;}

.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:700;}
.badge-primary{background:var(--primary-light);color:var(--primary-dark);}
.badge-accent{background:var(--accent-light);color:#8A6D14;}
.badge-danger{background:var(--danger-light);color:var(--danger);}
.badge-warning{background:var(--warning-light);color:var(--warning);}
.badge-muted{background:#EEEBE1;color:var(--muted);}

.grid{display:grid;gap:16px;}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-5{grid-template-columns:repeat(5,1fr);}
.grid-6{grid-template-columns:repeat(6,1fr);}

.empty-state{text-align:center;padding:60px 20px;color:var(--muted);}
.empty-state .ic{font-size:44px;display:block;margin-bottom:10px;}

.toast-wrap{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:8px;align-items:center;}
.toast{
  background:var(--bg);color:#fff;padding:14px 22px;border-radius:14px;font-weight:600;
  box-shadow:var(--shadow-lg);animation:toast-in .18s ease-out;
}
.toast.error{background:var(--danger);}
.toast.success{background:var(--primary);}
@keyframes toast-in{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}

.modal-overlay{
  position:fixed;inset:0;background:rgba(18,24,26,.55);
  display:flex;align-items:center;justify-content:center;z-index:150;
  padding:20px;
}
.modal{
  background:var(--surface-card);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);width:100%;max-width:520px;
  max-height:88vh;overflow-y:auto;
}
.modal-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;}
.modal-header h3{margin:0;}
.modal-body{padding:22px 24px;}
.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;gap:10px;justify-content:flex-end;}

/* ------------------------------------------------------------
   شاشة الطاولات - العنصر المميز: بطاقة الطاولة مع حلقة الحالة
   ------------------------------------------------------------ */
.section-tabs{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap;}
.section-tab{
  padding:12px 22px;border-radius:30px;background:var(--surface-card);
  border:1px solid var(--border);font-weight:700;font-size:14px;min-height:52px;
}
.section-tab.active{background:var(--bg);color:#fff;border-color:var(--bg);}

.tables-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:18px;}

.table-card{
  position:relative;
  aspect-ratio:1/1;
  border-radius:26px;
  background:var(--surface-card);
  border:2px solid var(--border);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  padding:12px;
  box-shadow:var(--shadow-sm);
}
.table-card .ring{
  position:absolute;inset:8px;border-radius:22px;border:3px solid transparent;pointer-events:none;
}
.table-card.free{border-color:#DCE7E2;}
.table-card.free .ring{border-color:transparent;}
.table-card.occupied{border-color:var(--primary);background:var(--primary-light);}
.table-card.occupied .ring{border-color:var(--primary);opacity:.35;}
.table-card.paying{border-color:var(--accent);background:var(--accent-light);}
.table-card.reserved{border-color:var(--info);background:#E7F2F7;}

.table-name{font-family:'Cairo',sans-serif;font-weight:800;font-size:19px;}
.table-meta{font-size:12px;color:var(--muted);font-weight:600;}
.table-timer{font-size:12px;font-weight:700;color:var(--primary-dark);}
.table-card.paying .table-timer{color:#8A6D14;}

/* ------------------------------------------------------------
   شاشة الطلب (POS)
   ------------------------------------------------------------ */
.pos-shell{display:flex;height:calc(100vh - 76px);}
.pos-menu{flex:1;display:flex;flex-direction:column;min-width:0;padding:20px 24px;overflow:hidden;}
.cat-tabs{display:flex;gap:10px;overflow-x:auto;padding-bottom:14px;flex-shrink:0;}
.cat-tab{
  flex-shrink:0;min-width:110px;min-height:78px;border-radius:18px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  font-weight:700;font-size:13px;background:var(--surface-card);border:2px solid var(--border);
}
.cat-tab .ic{font-size:24px;}
.cat-tab.active{color:#fff;border-color:transparent;}

.items-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:14px;overflow-y:auto;padding:4px 4px 20px;flex:1;align-content:start;}
.item-tile{
  min-height:110px;border-radius:18px;background:var(--surface-card);border:1px solid var(--border);
  display:flex;flex-direction:column;justify-content:space-between;padding:14px;text-align:right;
  box-shadow:var(--shadow-sm);
}
.item-tile:active{transform:scale(.96);}
.item-tile .name{font-weight:700;font-size:14.5px;line-height:1.35;}
.item-tile .price{font-family:'Cairo',sans-serif;font-weight:800;color:var(--primary-dark);font-size:15px;}
.item-tile.unavailable{opacity:.4;pointer-events:none;}

.cart-panel{
  width:400px;flex-shrink:0;background:var(--surface-card);border-right:1px solid var(--border);
  display:flex;flex-direction:column;
}
.cart-header{padding:18px 20px;border-bottom:1px solid var(--border);}
.cart-list{flex:1;overflow-y:auto;padding:8px 14px;}
.cart-line{
  display:flex;align-items:center;gap:10px;padding:12px 8px;border-bottom:1px dashed var(--border);
}
.cart-line .info{flex:1;min-width:0;}
.cart-line .name{font-weight:700;font-size:14px;}
.cart-line .note{font-size:11.5px;color:var(--accent);font-weight:600;}
.cart-line .unit-price{font-size:11.5px;color:var(--muted);}
.qty-stepper{display:flex;align-items:center;gap:2px;background:var(--surface);border-radius:12px;padding:4px;}
.qty-stepper button{width:32px;height:32px;border-radius:9px;background:var(--surface-card);font-weight:800;font-size:16px;}
.qty-stepper .val{width:26px;text-align:center;font-weight:800;font-family:'Cairo',sans-serif;}

.cart-summary{padding:16px 20px;border-top:1px solid var(--border);background:var(--surface);}
.summary-row{display:flex;justify-content:space-between;font-size:13.5px;color:var(--muted);padding:3px 0;}
.summary-row.total{font-family:'Cairo',sans-serif;font-weight:800;font-size:19px;color:var(--text);padding-top:8px;border-top:1px solid var(--border);margin-top:6px;}
.cart-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:16px 20px;}
.cart-actions .btn{grid-column:span 1;}
.cart-actions .btn.full{grid-column:span 2;}

.quick-notes-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:10px;}
.quick-note-chip{
  min-height:54px;border-radius:12px;background:var(--surface);border:1.5px solid var(--border);font-weight:700;font-size:13px;
}
.quick-note-chip.selected{background:var(--primary);color:#fff;border-color:var(--primary);}

/* ------------------------------------------------------------
   تسجيل الدخول
   ------------------------------------------------------------ */
.login-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);}
.login-card{width:100%;max-width:460px;background:var(--surface-card);border-radius:28px;padding:38px;box-shadow:var(--shadow-lg);}
.login-users{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:22px 0;}
.login-user-btn{
  display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px 8px;border-radius:18px;
  background:var(--surface);border:2px solid var(--border);
}
.login-user-btn.selected{border-color:var(--primary);background:var(--primary-light);}
.avatar{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-family:'Cairo',sans-serif;font-size:18px;}
.pin-dots{display:flex;gap:14px;justify-content:center;margin:20px 0;}
.pin-dot{width:16px;height:16px;border-radius:50%;background:var(--border);}
.pin-dot.filled{background:var(--primary);}
.pin-pad{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}
.pin-key{min-height:64px;border-radius:16px;background:var(--surface);font-size:22px;font-weight:800;font-family:'Cairo',sans-serif;}
.pin-key:active{background:var(--primary-light);}

/* ------------------------------------------------------------
   جداول البيانات (تقارير/مستخدمين)
   ------------------------------------------------------------ */
.data-table{width:100%;border-collapse:collapse;background:var(--surface-card);border-radius:var(--radius);overflow:hidden;}
.data-table th{background:var(--surface);text-align:right;padding:14px 16px;font-size:13px;color:var(--muted);font-weight:700;}
.data-table td{padding:14px 16px;border-top:1px solid var(--border);font-size:14px;}
.data-table tr:hover td{background:var(--surface);}

.stat-card{background:var(--surface-card);border-radius:var(--radius);padding:20px;border:1px solid var(--border);}
.stat-card .label{font-size:13px;color:var(--muted);font-weight:600;}
.stat-card .value{font-family:'Cairo',sans-serif;font-weight:800;font-size:26px;margin-top:6px;}
.stat-card .delta{font-size:12px;font-weight:700;margin-top:4px;}
.stat-card .delta.up{color:var(--primary-dark);}
.stat-card .delta.down{color:var(--danger);}

.form-group{margin-bottom:16px;}
.form-group label{display:block;font-weight:700;font-size:13.5px;margin-bottom:6px;}
.form-control{
  width:100%;min-height:52px;border-radius:12px;border:1.5px solid var(--border);
  padding:10px 14px;font-size:14.5px;font-family:'Tajawal',sans-serif;background:var(--surface);
}
.form-control:focus{outline:none;border-color:var(--primary);background:#fff;}
.switch{position:relative;width:50px;height:28px;display:inline-block;}
.switch input{opacity:0;width:0;height:0;}
.switch .track{position:absolute;inset:0;background:var(--border);border-radius:20px;transition:.15s;}
.switch .track:before{content:'';position:absolute;width:22px;height:22px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.15s;box-shadow:var(--shadow-sm);}
.switch input:checked + .track{background:var(--primary);}
.switch input:checked + .track:before{transform:translateX(-22px);}

/* أدوات مساعدة */
.flex{display:flex;} .items-center{align-items:center;} .justify-between{justify-content:space-between;}
.gap-8{gap:8px;} .gap-12{gap:12px;} .gap-16{gap:16px;}
.mt-8{margin-top:8px;} .mt-16{margin-top:16px;} .mt-24{margin-top:24px;}
.text-muted{color:var(--muted);} .text-sm{font-size:13px;}
.w-full{width:100%;}

@media (max-width: 1100px){
  .pos-shell{flex-direction:column;height:auto;}
  .cart-panel{width:100%;border-right:none;border-top:1px solid var(--border);}
  .sidebar{width:76px;}
}