:root{
  /* Professional palette: Deep blue accent with cool neutrals */
  --bg:#f4f7fb;
  --card:#ffffff;
  --accent:#0a66c2; /* primary blue */
  --accent-2:#00a896; /* secondary teal */
  --muted:#556779;
  --surface-shadow: 0 6px 20px rgba(12,38,63,0.08);
  --success:#10b981;
  --warning:#f59e0b;
  --error:#ef4444;
}
*{box-sizing:border-box}
body{font-family:'Poppins',Inter,Arial,Helvetica,sans-serif;margin:0;background:var(--bg);color:#0f1724;line-height:1.6;scroll-behavior:smooth}
.site-header{display:flex;justify-content:space-between;align-items:center;padding:18px 28px;background:#fff;border-bottom:1px solid #eef3f8;position:sticky;top:0;z-index:10;box-shadow:0 2px 8px rgba(0,0,0,0.04);backdrop-filter:blur(10px)}
.brand{font-weight:700;font-size:24px;color:var(--accent);letter-spacing:0.3px;background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-actions .btn{margin-left:0}
.container{max-width:1200px;margin:32px auto;padding:0 24px}
h1{font-size:32px;font-weight:700;color:#0f1724;margin:0 0 16px}
.lead{color:var(--muted);margin-top:8px;font-size:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;margin-top:24px}
.card{background:var(--card);padding:18px;border-radius:16px;box-shadow:var(--surface-shadow);display:flex;flex-direction:column;transition:all .3s cubic-bezier(0.4, 0, 0.2, 1);border:1px solid rgba(255,255,255,0.8);overflow:hidden;position:relative}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--accent),var(--accent-2));opacity:0;transition:opacity .3s ease}
.card:hover{transform:translateY(-8px);box-shadow:0 12px 40px rgba(12,38,63,0.15)}
.card:hover::before{opacity:1}
.card img{width:100%;height:180px;object-fit:cover;border-radius:12px;margin-bottom:12px;transition:transform .3s ease}
.card:hover img{transform:scale(1.05)}
.card h3{margin:12px 0 8px;font-size:20px;font-weight:600;color:#0f1724}
.card p{margin:0;color:var(--muted);font-size:15px;line-height:1.5}
.btn{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border:none;padding:12px 20px;border-radius:12px;cursor:pointer;box-shadow:0 4px 12px rgba(10,102,194,0.2);font-weight:600;font-size:14px;transition:all .2s ease}
.btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(10,102,194,0.3)}
.btn:active{transform:translateY(0)}
.btn.small{padding:8px 16px;font-size:13px;border-radius:10px}
.btn.ghost{background:transparent;color:var(--accent);border:2px solid rgba(10,102,194,0.2);box-shadow:none}
.btn.ghost:hover{background:rgba(10,102,194,0.05);border-color:var(--accent)}
.hidden{display:none !important}
.menu-header{display:flex;align-items:center;gap:20px;margin:16px 0;padding:16px;background:#fff;border-radius:16px;box-shadow:0 2px 8px rgba(0,0,0,0.04)}
.menu-header img{width:100px;height:100px;object-fit:cover;border-radius:14px;box-shadow:0 4px 12px rgba(0,0,0,0.1)}
.menu-header h2{margin:0;font-size:28px;font-weight:700;color:#0f1724}
.category-tabs{display:flex;gap:12px;flex-wrap:wrap;margin:16px 0}
.category-tabs button{background:#fff;border:2px solid #eef3f8;padding:10px 18px;border-radius:999px;cursor:pointer;color:var(--muted);font-weight:500;transition:all .2s ease}
.category-tabs button:hover{background:#f8fafc;border-color:var(--accent);color:var(--accent)}
.category-tabs button.active{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-color:transparent;box-shadow:0 4px 12px rgba(10,102,194,0.2);transform:scale(1.05)}
.product{display:flex;gap:16px;align-items:center;padding:16px;border-radius:12px;transition:all .2s ease;position:relative}
.product:hover{background:#f8fafc}
.product img{width:120px;height:90px;object-fit:cover;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,0.1);transition:transform .2s ease}
.product:hover img{transform:scale(1.05);box-shadow:0 4px 12px rgba(0,0,0,0.15)}
.product .meta{flex:1}
.product .meta h4{margin:0 0 8px;font-size:18px;font-weight:600;color:#0f1724;transition:color .2s ease}
.product:hover .meta h4{color:var(--accent)}
.product .meta p{margin:0;color:var(--muted);font-size:14px;line-height:1.5}
.product .actions{display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.product .actions div{font-size:18px;color:var(--accent)}
.site-footer{text-align:center;padding:32px 24px;color:var(--muted);margin-top:48px;background:#fff;border-top:1px solid #eef3f8}
.site-footer p{margin:8px 0;font-size:14px}

/* Modal */
.modal{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(6,12,28,0.48);z-index:9999;pointer-events:auto}
.modal.hidden{display:none !important}
.modal-content{background:#fff;padding:28px;border-radius:20px;max-width:720px;width:95%;position:relative;box-shadow:0 24px 60px rgba(12,38,63,0.25);max-height:85vh;overflow:auto}
.modal-content{display:block}
.modal-content .modal-close{z-index:2}
#modal-body{min-height:90px;padding:12px 14px;color:inherit;background:transparent}
.modal-close{position:absolute;top:16px;right:16px;border:none;background:rgba(0,0,0,0.05);font-size:20px;cursor:pointer;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s ease;color:#556779;pointer-events:auto;z-index:60}
.modal-close:hover{background:var(--error);color:#fff;transform:rotate(90deg)}

/* ensure modal inner content is visible and spaced */
#modal-body{padding:6px 2px 0 2px;color:inherit}

/* make inputs and labels readable inside modal */
.modal-content label{color:#263544}
.modal-content input, .modal-content select, .modal-content textarea{background:#fbfdff}

/* Forms */
.form-row{display:flex;gap:10px}
label{display:block;font-size:13px;margin-bottom:6px;color:#263544}
input[type=text],input[type=email],input[type=tel],input[type=password],select,textarea{width:100%;padding:14px;border-radius:12px;border:2px solid #e7eef6;background:#fbfdff;font-size:15px;transition:all .2s ease;font-family:'Poppins',sans-serif}
input[type=text]:focus,input[type=email]:focus,input[type=tel]:focus,input[type=password]:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px rgba(10,102,194,0.1)}

/* Modal header/footer and accessibility styles */
.modal-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:6px 0 12px;border-bottom:1px solid #eef3f8}
.modal-title{margin:0;font-size:18px;color:#0f1724}
.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding-top:12px;border-top:1px solid #f1f6fb}
.modal-footer .btn{min-width:100px}
.modal-content:focus{outline:3px solid rgba(10,102,194,0.12);outline-offset:4px}
.modal{transition:opacity .18s ease}
.modal-content{transform:translateY(-6px);transition:transform .18s ease,opacity .18s ease}
.modal:not(.hidden) .modal-content{transform:translateY(0);opacity:1}

/* Loading animation */
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.card{animation:fadeIn .4s ease-out}
.product{animation:fadeIn .3s ease-out}

/* Badge styles */
.badge{display:inline-block;padding:4px 10px;border-radius:12px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:0.5px}
.badge.new{background:linear-gradient(135deg,var(--success),#059669);color:#fff}
.badge.popular{background:linear-gradient(135deg,var(--warning),#d97706);color:#fff}

/* Empty state */
.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}
.empty-state svg{width:120px;height:120px;margin:0 auto 24px;opacity:0.3}
.empty-state h3{margin:0 0 12px;color:#0f1724;font-size:24px}
.empty-state p{margin:0;font-size:16px}

@media (max-width:640px){
  .menu-header{flex-direction:column;align-items:flex-start}
  .product{flex-direction:column;align-items:flex-start}
  .product img{width:100%;height:160px}
  .cart-container{flex-direction:column}
  .cart-summary{width:100%}
  .payment-grid{flex-direction:column}
  .payment-summary{width:100%}
  h1{font-size:28px}
  .brand{font-size:20px}
}

/* Payment layout */
.payment-grid{display:flex;gap:18px}
.payment-summary{width:260px;background:#fbfdff;border-radius:8px;padding:12px;border:1px solid #eef6fb}
.payment-summary h4{margin:0 0 8px}
.payment-summary div{color:var(--muted);font-size:14px}
.spinner{display:inline-block;width:16px;height:16px;border-radius:50%;border:3px solid rgba(0,0,0,0.08);border-top-color:var(--accent);animation:spin .9s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* Cart styles */
.cart-container{display:flex;gap:18px}
.cart-list{flex:1;display:flex;flex-direction:column;gap:10px;padding-right:12px}
.cart-summary{width:320px}
.cart-item{display:flex;align-items:center;gap:12px;background:var(--card);padding:14px;border-radius:12px;border:1px solid #f1f6fb;transition:all .2s ease}
.cart-item:hover{background:#f8fafc;border-color:var(--accent);box-shadow:0 2px 8px rgba(0,0,0,0.05)}
.cart-item img{width:84px;height:64px;object-fit:cover;border-radius:10px;box-shadow:0 2px 6px rgba(0,0,0,0.1)}
.ci-meta{flex:1}
.ci-name{font-weight:600}
.ci-desc{color:var(--muted);font-size:13px}
.ci-actions{display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.ci-qty{display:flex;align-items:center;gap:8px}
.qty-btn{background:#eef6fb;border:none;padding:6px 12px;border-radius:8px;cursor:pointer;font-weight:600;font-size:16px;transition:all .2s ease;min-width:32px;display:flex;align-items:center;justify-content:center}
.qty-btn:hover{background:var(--accent);color:#fff;transform:scale(1.1)}
.qty-btn:active{transform:scale(0.95)}
.ci-price{font-weight:700;font-size:16px;color:var(--accent)}
.remove-btn{background:transparent;color:var(--muted);border:none;padding:6px 12px;border-radius:6px;cursor:pointer;transition:all .2s ease;font-size:13px}
.remove-btn:hover{background:#fee2e2;color:var(--error)}

/* Payment option buttons */
.payment-option{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:10px;border:1px solid #eef6fb;cursor:pointer;transition:all .2s ease}
.payment-option:hover{background:#f8fafc;border-color:var(--accent)}
.payment-option.selected{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#fff;border-color:transparent;box-shadow:0 4px 12px rgba(10,102,194,0.2)}

/* Success message */
.success-message{background:linear-gradient(135deg,#10b981,#059669);color:#fff;padding:16px 20px;border-radius:12px;margin:16px 0;display:flex;align-items:center;gap:12px;box-shadow:0 4px 12px rgba(16,185,129,0.3)}
.success-message::before{content:'✓';font-size:24px;font-weight:700}

/* Error message */
.error-message{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;padding:16px 20px;border-radius:12px;margin:16px 0;display:flex;align-items:center;gap:12px;box-shadow:0 4px 12px rgba(239,68,68,0.3)}
.error-message::before{content:'⚠';font-size:24px;font-weight:700}