/* SwiftServe — Premium Dark Theme */
:root {
  --bg-primary: #080d1a;
  --bg-secondary: #0d1425;
  --bg-card: rgba(255,255,255,0.04);
  --bg-card-hover: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.08);
  --text-primary: #f0f4ff;
  --text-secondary: #8b9bb4;
  --text-muted: #4d5f7a;
  --gold: #f59e0b;
  --gold-light: #fbbf24;
  --teal: #14b8a6;
  --teal-light: #2dd4bf;
  --purple: #8b5cf6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;
  --sidebar-w: 260px;
  --topbar-h: 64px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --transition: 0.2s ease;
}
body[data-theme="light"] {
  --bg-primary: #f1f5f9;
  --bg-secondary: #ffffff;
  --bg-card: rgba(0,0,0,0.025);
  --bg-card-hover: rgba(0,0,0,0.05);
  --border: rgba(0,0,0,0.08);
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --shadow: 0 4px 20px rgba(0,0,0,0.06);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{font-size:16px;scroll-behavior:smooth;}
body{font-family:'Inter',sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.6;}

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar{width:6px;height:6px;}
::-webkit-scrollbar-track{background:var(--bg-secondary);}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.12);border-radius:3px;}

/* ---- SIDEBAR ---- */
.sidebar{position:fixed;left:0;top:0;width:var(--sidebar-w);height:100vh;background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:1000;transition:transform var(--transition);}
.sidebar-brand{display:flex;align-items:center;gap:12px;padding:24px 20px;border-bottom:1px solid var(--border);}
.brand-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--gold),#d97706);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;}
.brand-name{font-family:'Outfit',sans-serif;font-size:20px;font-weight:700;color:var(--text-primary);}
.sidebar-nav{flex:1;overflow-y:auto;padding:16px 12px;}
.nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-sm);color:var(--text-secondary);text-decoration:none;font-size:14px;font-weight:500;transition:all var(--transition);margin-bottom:4px;}
.nav-item:hover{background:var(--bg-card-hover);color:var(--text-primary);}
.nav-item.active{background:linear-gradient(135deg,rgba(245,158,11,0.15),rgba(245,158,11,0.08));color:var(--gold);border-left:3px solid var(--gold);}
.nav-item i{width:20px;text-align:center;font-size:16px;}
.sidebar-footer{padding:16px;border-top:1px solid var(--border);display:flex;align-items:center;gap:12px;}
.user-avatar{width:36px;height:36px;background:linear-gradient(135deg,var(--teal),var(--purple));border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#fff;flex-shrink:0;}
.user-info{flex:1;min-width:0;}
.user-name{font-size:13px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.user-role{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.5px;}
.btn-logout{color:var(--text-muted);padding:8px;border-radius:var(--radius-sm);transition:all var(--transition);text-decoration:none;}
.btn-logout:hover{color:var(--danger);background:rgba(239,68,68,0.1);}

/* ---- MAIN WRAPPER ---- */
.dashboard-body{overflow-x:hidden;}
.main-wrapper{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;transition:margin var(--transition);}

/* ---- TOPBAR ---- */
.topbar{height:var(--topbar-h);background:var(--bg-secondary);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:16px;padding:0 24px;position:sticky;top:0;z-index:900;}
.sidebar-toggle{background:none;border:none;color:var(--text-secondary);font-size:18px;cursor:pointer;padding:8px;border-radius:var(--radius-sm);transition:all var(--transition);}
.sidebar-toggle:hover{color:var(--text-primary);background:var(--bg-card);}
.topbar-title{font-family:'Outfit',sans-serif;font-weight:600;font-size:18px;color:var(--text-primary);flex:1;}
.topbar-right{display:flex;align-items:center;gap:12px;}
.topbar-time{font-size:13px;color:var(--text-muted);font-variant-numeric:tabular-nums;}

/* ---- PAGE CONTENT ---- */
.page-content{flex:1;padding:24px;max-width:1400px;width:100%;}

/* ---- FLASH ---- */
.flash-container{padding:0 24px;}
.alert{display:flex;align-items:center;gap:12px;padding:14px 18px;border-radius:var(--radius-sm);margin-bottom:4px;font-size:14px;animation:slideDown 0.3s ease;}
.alert-success{background:rgba(16,185,129,0.12);border:1px solid rgba(16,185,129,0.25);color:#6ee7b7;}
.alert-error{background:rgba(239,68,68,0.12);border:1px solid rgba(239,68,68,0.25);color:#fca5a5;}
.alert-close{margin-left:auto;background:none;border:none;color:inherit;cursor:pointer;font-size:18px;opacity:0.7;}
.alert-close:hover{opacity:1;}
@keyframes slideDown{from{opacity:0;transform:translateY(-10px);}to{opacity:1;transform:translateY(0);}}

/* ---- CARDS ---- */
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;backdrop-filter:blur(10px);}
.card:hover{border-color:rgba(255,255,255,0.12);}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.card-title{font-family:'Outfit',sans-serif;font-size:16px;font-weight:600;color:var(--text-primary);}

/* ---- STAT CARDS ---- */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:24px;}
.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;position:relative;overflow:hidden;transition:all var(--transition);}
.stat-card::before{content:'';position:absolute;top:0;right:0;width:80px;height:80px;border-radius:50%;opacity:0.08;transform:translate(20px,-20px);}
.stat-card.gold::before{background:var(--gold);}
.stat-card.teal::before{background:var(--teal);}
.stat-card.purple::before{background:var(--purple);}
.stat-card.green::before{background:var(--success);}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:rgba(255,255,255,0.12);}
.stat-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:16px;}
.stat-icon.gold{background:rgba(245,158,11,0.15);color:var(--gold);}
.stat-icon.teal{background:rgba(20,184,166,0.15);color:var(--teal);}
.stat-icon.purple{background:rgba(139,92,246,0.15);color:var(--purple);}
.stat-icon.green{background:rgba(16,185,129,0.15);color:var(--success);}
.stat-value{font-family:'Outfit',sans-serif;font-size:26px;font-weight:700;color:var(--text-primary);line-height:1;}
.stat-label{font-size:13px;color:var(--text-secondary);margin-top:4px;}

/* ---- TABLES ---- */
.table-wrapper{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border);}
table{width:100%;border-collapse:collapse;font-size:14px;}
thead th{background:rgba(255,255,255,0.04);padding:14px 16px;text-align:left;color:var(--text-muted);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:0.5px;border-bottom:1px solid var(--border);}
tbody td{padding:14px 16px;border-bottom:1px solid rgba(255,255,255,0.04);color:var(--text-secondary);}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover td{background:rgba(255,255,255,0.02);color:var(--text-primary);}

/* ---- BADGES ---- */
.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:0.4px;}
.badge-warning{background:rgba(245,158,11,0.15);color:var(--gold);}
.badge-success{background:rgba(16,185,129,0.15);color:var(--success);}
.badge-danger{background:rgba(239,68,68,0.15);color:var(--danger);}
.badge-info{background:rgba(59,130,246,0.15);color:var(--info);}
.badge-primary{background:rgba(139,92,246,0.15);color:var(--purple);}
.badge-muted{background:rgba(255,255,255,0.08);color:var(--text-muted);}
.badge-teal{background:rgba(20,184,166,0.15);color:var(--teal);}

/* ---- BUTTONS ---- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;cursor:pointer;border:none;text-decoration:none;transition:all var(--transition);white-space:nowrap;}
.btn-sm{padding:7px 14px;font-size:13px;}
.btn-lg{padding:14px 28px;font-size:16px;}
.btn-gold{background:linear-gradient(135deg,var(--gold),#d97706);color:#fff;}
.btn-gold:hover{transform:translateY(-1px);box-shadow:0 4px 16px rgba(245,158,11,0.35);}
.btn-teal{background:linear-gradient(135deg,var(--teal),#0d9488);color:#fff;}
.btn-teal:hover{transform:translateY(-1px);box-shadow:0 4px 16px rgba(20,184,166,0.35);}
.btn-danger{background:rgba(239,68,68,0.15);color:var(--danger);border:1px solid rgba(239,68,68,0.25);}
.btn-danger:hover{background:var(--danger);color:#fff;}
.btn-ghost{background:rgba(255,255,255,0.06);color:var(--text-secondary);border:1px solid var(--border);}
.btn-ghost:hover{background:rgba(255,255,255,0.1);color:var(--text-primary);}
.btn-outline{background:transparent;color:var(--gold);border:1px solid var(--gold);}
.btn-outline:hover{background:var(--gold);color:#000;}

/* ---- FORMS ---- */
.form-group{margin-bottom:18px;}
.form-label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:8px;}
.form-control{width:100%;background:rgba(255,255,255,0.05);border:1px solid var(--border);border-radius:var(--radius-sm);padding:11px 16px;font-size:14px;color:var(--text-primary);transition:border-color var(--transition);font-family:'Inter',sans-serif;}
.form-control:focus{outline:none;border-color:var(--gold);background:rgba(245,158,11,0.04);}
.form-control::placeholder{color:var(--text-muted);}
select.form-control option{background:var(--bg-secondary);}
textarea.form-control{resize:vertical;min-height:90px;}

/* ---- GRID ---- */
.grid{display:grid;gap:20px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

/* ---- MODAL ---- */
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.7);backdrop-filter:blur(4px);z-index:2000;display:none;align-items:center;justify-content:center;padding:20px;}
.modal-backdrop.open{display:flex;}
.modal{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:520px;max-height:90vh;overflow-y:auto;animation:modalIn 0.25s ease;}
@keyframes modalIn{from{opacity:0;transform:scale(0.95);}to{opacity:1;transform:scale(1);}}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border);}
.modal-title{font-family:'Outfit',sans-serif;font-size:18px;font-weight:600;}
.modal-close{background:none;border:none;color:var(--text-muted);font-size:20px;cursor:pointer;padding:4px;}
.modal-close:hover{color:var(--text-primary);}
.modal-body{padding:24px;}
.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;gap:12px;justify-content:flex-end;}

/* ---- LOGIN PAGE ---- */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg-primary);position:relative;overflow-y:auto;padding:20px 0;}
.login-bg{position:absolute;inset:0;background:radial-gradient(ellipse at 20% 50%,rgba(245,158,11,0.06) 0%,transparent 60%),radial-gradient(ellipse at 80% 20%,rgba(20,184,166,0.06) 0%,transparent 60%);pointer-events:none;}
.login-card{width:100%;max-width:420px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:20px;padding:40px;position:relative;z-index:1;box-shadow:0 20px 60px rgba(0,0,0,0.5);}
.login-logo{text-align:center;margin-bottom:32px;}
.login-logo .icon{width:60px;height:60px;background:linear-gradient(135deg,var(--gold),#d97706);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:28px;color:#fff;margin:0 auto 12px;}
.login-logo h1{font-family:'Outfit',sans-serif;font-size:26px;font-weight:700;margin-bottom:4px;}
.login-logo p{font-size:14px;color:var(--text-muted);}

/* ---- KITCHEN CARDS ---- */
.kitchen-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;}
.kitchen-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:all var(--transition);}
.kitchen-card.confirmed{border-color:rgba(20,184,166,0.45);}
.kitchen-card.preparing{border-color:rgba(59,130,246,0.4);}
.kitchen-card.ready{border-color:rgba(16,185,129,0.4);}
.kitchen-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.kitchen-order-num{font-family:'Outfit',sans-serif;font-size:18px;font-weight:700;color:var(--text-primary);}
.kitchen-items{list-style:none;margin-bottom:16px;}
.kitchen-items li{padding:8px 0;border-bottom:1px solid var(--border);font-size:14px;color:var(--text-secondary);display:flex;justify-content:space-between;}
.kitchen-items li:last-child{border:none;}
.kitchen-actions{display:flex;gap:10px;flex-wrap:wrap;}

/* ---- MENU GRID (Customer) ---- */
.menu-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;}
.menu-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all var(--transition);cursor:pointer;}
.menu-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(245,158,11,0.3);}
.menu-card-img{width:100%;height:160px;object-fit:cover;background:linear-gradient(135deg,var(--bg-secondary),rgba(255,255,255,0.04));}
.menu-card-img-placeholder{width:100%;height:160px;background:linear-gradient(135deg,#1a2540,#0d1425);display:flex;align-items:center;justify-content:center;font-size:40px;}
.menu-card-body{padding:16px;}
.menu-card-name{font-family:'Outfit',sans-serif;font-size:16px;font-weight:600;color:var(--text-primary);margin-bottom:4px;}
.menu-card-desc{font-size:13px;color:var(--text-muted);margin-bottom:12px;line-height:1.5;}
.menu-card-footer{display:flex;align-items:center;justify-content:space-between;}
.menu-card-price{font-family:'Outfit',sans-serif;font-size:18px;font-weight:700;color:var(--gold);}
.qty-control{display:flex;align-items:center;gap:8px;}
.qty-btn{width:30px;height:30px;border-radius:50%;border:1px solid var(--border);background:var(--bg-card-hover);color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;transition:all var(--transition);}
.qty-btn:hover{background:var(--gold);border-color:var(--gold);color:#000;}
.qty-num{font-weight:600;min-width:24px;text-align:center;}

/* ---- CART SIDEBAR ---- */
.cart-sidebar{position:fixed;right:-380px;top:0;width:380px;height:100vh;background:var(--bg-secondary);border-left:1px solid var(--border);z-index:1500;transition:right var(--transition);display:flex;flex-direction:column;padding:0;}
.cart-sidebar.open{right:0;}
.cart-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;}
.cart-items-list{flex:1;overflow-y:auto;padding:16px;}
.cart-item{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border);font-size:14px;}
.cart-item-name{color:var(--text-primary);font-weight:500;flex:1;}
.cart-item-price{color:var(--gold);font-weight:600;min-width:90px;text-align:right;}
.cart-footer{padding:20px;border-top:1px solid var(--border);}
.cart-total-row{display:flex;justify-content:space-between;margin-bottom:8px;font-size:15px;}
.cart-btn{position:fixed;bottom:24px;right:24px;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--gold),#d97706);color:#fff;border:none;font-size:22px;cursor:pointer;box-shadow:0 4px 20px rgba(245,158,11,0.4);transition:all var(--transition);z-index:1200;}
.cart-btn:hover{transform:scale(1.1);}
.cart-badge{position:absolute;top:-4px;right:-4px;width:20px;height:20px;background:var(--danger);border-radius:50%;font-size:11px;display:flex;align-items:center;justify-content:center;font-weight:700;}

/* ---- TIP SELECTOR ---- */
.tip-options{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0;}
.tip-option{padding:10px 18px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-card);color:var(--text-secondary);cursor:pointer;transition:all var(--transition);font-size:14px;font-weight:500;}
.tip-option:hover,.tip-option.selected{border-color:var(--gold);color:var(--gold);background:rgba(245,158,11,0.08);}

/* ---- RECEIPT ---- */
.receipt-wrapper{max-width:600px;margin:0 auto;padding:30px 20px;}
.receipt-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);}
.receipt-header{background:linear-gradient(135deg,var(--gold),#d97706);padding:30px;text-align:center;color:#fff;border-radius:var(--radius) var(--radius) 0 0;}
.receipt-header h1{font-family:'Outfit',sans-serif;font-size:22px;font-weight:700;}
.receipt-body{padding:24px;}
.receipt-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px;}
.receipt-row:last-child{border:none;}
.receipt-total{font-size:18px;font-weight:700;color:var(--gold);}
.receipt-tip{color:var(--teal);}

/* ---- OVERLAY ---- */
.sidebar-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:999;display:none;}
.sidebar-overlay.active{display:block;}

/* ---- UTILITIES ---- */
.text-gold{color:var(--gold);}
.text-teal{color:var(--teal);}
.text-muted{color:var(--text-muted);}
.text-success{color:var(--success);}
.text-danger{color:var(--danger);}
.text-center{text-align:center;}
.mb-0{margin-bottom:0;}.mb-1{margin-bottom:8px;}.mb-2{margin-bottom:16px;}.mb-3{margin-bottom:24px;}.mb-4{margin-bottom:32px;}
.mt-1{margin-top:8px;}.mt-2{margin-top:16px;}.mt-3{margin-top:24px;}
.flex{display:flex;}.items-center{align-items:center;}.justify-between{justify-content:space-between;}.gap-2{gap:8px;}.gap-3{gap:12px;}.gap-4{gap:16px;}
.w-full{width:100%;}
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.page-title{font-family:'Outfit',sans-serif;font-size:24px;font-weight:700;color:var(--text-primary);}
.page-subtitle{font-size:14px;color:var(--text-muted);margin-top:2px;}
.divider{border:none;border-top:1px solid var(--border);margin:20px 0;}
.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted);}
.empty-state i{font-size:48px;margin-bottom:16px;opacity:0.3;}
.empty-state p{font-size:15px;}
.spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--gold);border-radius:50%;animation:spin 0.8s linear infinite;margin:20px auto;}
@keyframes spin{to{transform:rotate(360deg);}}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:0.5;}}
.pulse{animation:pulse 2s infinite;}
.live-dot{display:inline-block;width:8px;height:8px;background:var(--success);border-radius:50%;animation:pulse 1.5s infinite;margin-right:6px;}

/* ---- RESPONSIVE ---- */
@media(max-width:768px){
  .sidebar{transform:translateX(-100%);}
  .sidebar.mobile-open{transform:translateX(0);}
  .main-wrapper{margin-left:0;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .menu-grid{grid-template-columns:1fr;}
  .menu-card-img,.menu-card-img-placeholder{height:130px;}
  .cart-sidebar{width:100%;right:-100%;}
  .page-content{padding:16px;}
}
@media(max-width:480px){
  .stats-grid{grid-template-columns:1fr;}
  .login-card{padding:28px 20px;}
}

/* ---- PWA install prompt ---- */
.pwa-banner{position:fixed;bottom:0;left:0;right:0;background:var(--bg-secondary);border-top:1px solid var(--border);padding:16px 20px;display:flex;align-items:center;justify-content:space-between;z-index:9999;transform:translateY(100%);transition:transform var(--transition);}
.pwa-banner.show{transform:translateY(0);}