/* ===== Kfm Price Lookup — Premium Mobile-First UI ===== */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

*{margin:0;padding:0;box-sizing:border-box}
:root{
  /* Warm dark theme — premium feel */
  --bg:#0F0F14;
  --surface:#1A1A24;
  --surface2:#22222E;
  --card:#1E1E2A;
  --text:#F5F5F7;
  --text2:#A0A0B0;
  --muted:#6B6B7B;
  --accent:#6C5CE7;
  --accent2:#A29BFE;
  --accent-glow:rgba(108,92,231,0.15);
  --green:#00D68F;
  --green-bg:rgba(0,214,143,0.12);
  --amber:#FFBE0B;
  --amber-bg:rgba(255,190,11,0.12);
  --red:#FF6B6B;
  --red-bg:rgba(255,107,107,0.12);
  --border:rgba(255,255,255,0.06);
  --border2:rgba(255,255,255,0.1);
  --shadow:0 2px 12px rgba(0,0,0,0.3);
  --shadow-lg:0 8px 32px rgba(0,0,0,0.4);
  --r:14px;--r-sm:10px;--r-lg:20px;
}

html,body{width:100%;max-width:100%;overflow-x:hidden}
body{
  font-family:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,sans-serif;
  background:var(--bg);color:var(--text);min-height:100vh;
  -webkit-font-smoothing:antialiased;
}

/* ===== HEADER ===== */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(15,15,20,0.85);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  padding:16px 20px 12px;
  border-bottom:1px solid var(--border);
}
.header-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.brand{display:flex;align-items:center;gap:10px;cursor:pointer}
.brand-icon{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--accent),#A29BFE);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.brand-text .name{font-weight:800;font-size:17px;letter-spacing:-0.3px}
.brand-text .sub{font-size:11px;color:var(--muted);font-weight:500;margin-top:-1px}
.add-btn{
  padding:8px 16px;border-radius:10px;
  background:var(--accent);color:#fff;border:none;
  font-size:13px;font-weight:700;cursor:pointer;
  font-family:inherit;transition:all 0.2s;
  display:flex;align-items:center;gap:5px;
}
.add-btn:active{transform:scale(0.96)}

/* Search */
.search-wrap{position:relative}
.search-wrap .icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-size:15px;color:var(--muted);pointer-events:none}
.search-input{
  width:100%;padding:12px 14px 12px 40px;border-radius:12px;
  border:1px solid var(--border2);background:var(--surface);
  font-size:15px;font-family:inherit;color:var(--text);
  outline:none;transition:all 0.2s;
}
.search-input::placeholder{color:var(--muted)}
.search-input:focus{border-color:var(--accent);background:var(--surface2);box-shadow:0 0 0 3px var(--accent-glow)}
.search-clear{
  position:absolute;right:12px;top:50%;transform:translateY(-50%);
  background:var(--surface2);border:none;color:var(--muted);
  width:22px;height:22px;border-radius:50%;cursor:pointer;
  font-size:12px;display:none;align-items:center;justify-content:center;
}
.search-clear.show{display:flex}

/* ===== STATS BAR ===== */
.stats-bar{
  display:flex;gap:8px;padding:16px 20px 8px;overflow-x:auto;
  -webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.stats-bar::-webkit-scrollbar{display:none}
.stat-chip{
  flex-shrink:0;padding:10px 16px;border-radius:12px;
  background:var(--surface);border:1px solid var(--border);
  text-align:center;min-width:90px;
}
.stat-chip .num{font-size:18px;font-weight:800;color:var(--accent2)}
.stat-chip .label{font-size:10px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:0.5px;margin-top:2px}

/* ===== SECTION ===== */
.section-head{
  padding:20px 20px 10px;display:flex;align-items:center;justify-content:space-between;
}
.section-head h2{font-size:16px;font-weight:700;letter-spacing:-0.2px}
.section-head .link{font-size:13px;color:var(--accent2);font-weight:600;cursor:pointer;background:none;border:none;font-family:inherit}

/* ===== CATEGORIES ===== */

/* Mobile: 2-col compact chips */
.cat-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:0 16px 16px;
}
.cat-card{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:14px;
  background:var(--surface);
  cursor:pointer;transition:all 0.15s;
  position:relative;overflow:hidden;
  border:none;
  -webkit-user-select:none;user-select:none;
  -webkit-touch-callout:none;
  touch-action:manipulation;
}
.cat-card:active{background:var(--accent-glow);transform:scale(0.97)}
.cat-card .emoji{
  font-size:18px;flex-shrink:0;width:36px;height:36px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(108,92,231,0.15),rgba(162,155,254,0.1));
  border-radius:10px;
}
.cat-card .cat-info{flex:1;min-width:0}
.cat-card .name{font-size:13px;font-weight:600;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cat-card .count{font-size:10px;color:var(--muted);margin-top:1px}
.cat-card .cat-arrow{display:none}

/* Desktop: bigger grid cards */
@media(min-width:600px){
  .cat-grid{grid-template-columns:repeat(3,1fr);gap:10px;padding:0 32px 16px}
}
@media(min-width:768px){
  .cat-grid{grid-template-columns:repeat(4,1fr)}
  .cat-card{
    flex-direction:column;text-align:center;padding:18px 12px;gap:8px;
    border:1px solid var(--border);
  }
  .cat-card .emoji{font-size:26px;width:48px;height:48px;margin:0 auto;border-radius:12px}
  .cat-card .name{font-size:13px;white-space:normal}
  .cat-card::before{
    content:'';position:absolute;top:0;left:0;right:0;height:3px;
    background:linear-gradient(90deg,var(--accent),var(--accent2));
    opacity:0;transition:opacity 0.2s;
  }
  .cat-card:hover::before{opacity:1}
  .cat-card:hover{border-color:var(--accent);background:var(--surface2)}
}
@media(min-width:1024px){.cat-grid{grid-template-columns:repeat(5,1fr)}}

/* ===== RECENTLY VIEWED ===== */
.recent-scroll{
  display:flex;gap:10px;padding:0 20px 20px;overflow-x:auto;
  -webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.recent-scroll::-webkit-scrollbar{display:none}
.recent-card{
  flex-shrink:0;width:140px;border-radius:var(--r);overflow:hidden;
  background:var(--surface);cursor:pointer;border:1px solid var(--border);
  transition:all 0.2s;
}
.recent-card:active{transform:scale(0.97)}
.recent-card .img-wrap{width:140px;height:140px;overflow:hidden;background:var(--surface2)}
.recent-card .img-wrap img{width:100%;height:100%;object-fit:cover}
.recent-card .no-img{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:32px;color:var(--muted)}
.recent-card .info{padding:10px 12px}
.recent-card .name{font-size:12px;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.recent-card .price{font-size:13px;font-weight:800;color:var(--green);margin-top:4px}

/* ===== RESULTS VIEW ===== */
.results-header{padding:0 20px}
.back-row{padding:12px 0 8px;display:flex;align-items:center;gap:6px}
.back-btn{
  color:var(--accent2);font-size:14px;font-weight:600;cursor:pointer;
  background:none;border:none;font-family:inherit;display:flex;align-items:center;gap:4px;padding:0;
}
.results-info{font-size:12px;color:var(--muted);padding:0 20px 8px}

/* Category pills */
.cat-pills{
  display:flex;gap:8px;padding:8px 20px 14px;overflow-x:auto;
  -webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.cat-pills::-webkit-scrollbar{display:none}
.pill{
  flex-shrink:0;padding:8px 18px;border-radius:20px;font-size:13px;font-weight:600;
  border:1px solid var(--border2);background:var(--surface);cursor:pointer;
  transition:all 0.15s;white-space:nowrap;font-family:inherit;color:var(--text2);
}
.pill.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.pill:active:not(.active){background:var(--surface2)}

/* ===== PRODUCT LIST ===== */
.product-list{padding:0 20px}
.product-row{
  display:flex;align-items:center;gap:14px;padding:14px 16px;
  background:var(--surface);border:1px solid var(--border);
  cursor:pointer;transition:all 0.2s;margin-bottom:8px;border-radius:var(--r);
}
.product-row:active{background:var(--surface2);transform:scale(0.99)}
.product-row .thumb{width:52px;height:52px;border-radius:10px;overflow:hidden;flex-shrink:0;background:var(--surface2)}
.product-row .thumb img{width:100%;height:100%;object-fit:cover}
.product-row .no-thumb{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:22px;color:var(--muted)}
.product-row .details{flex:1;min-width:0}
.product-row .name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.product-row .meta{font-size:11px;color:var(--muted);margin-top:3px;font-weight:500}
.product-row .price-col{text-align:right;flex-shrink:0}
.product-row .retail-price{font-size:15px;font-weight:800;color:var(--green)}
.product-row .wholesale-price{font-size:11px;color:var(--muted);margin-top:2px}
.product-row .arrow{color:var(--muted);font-size:14px;margin-left:2px}

/* Load more */
.load-more{text-align:center;padding:16px 20px}
.load-more button{
  width:100%;padding:13px;border-radius:var(--r);
  border:1px solid var(--border2);background:var(--surface);
  font-size:14px;font-weight:600;cursor:pointer;color:var(--accent2);
  font-family:inherit;transition:all 0.15s;
}
.load-more button:active{background:var(--surface2)}

/* ===== MODALS ===== */
.modal-overlay{
  display:none;position:fixed;top:0;left:0;right:0;bottom:0;z-index:200;
  background:rgba(0,0,0,0.6);backdrop-filter:blur(6px);
  justify-content:center;align-items:flex-end;padding:0;
}
@media(min-width:600px){.modal-overlay{align-items:center;padding:20px}}
.modal-overlay.active{display:flex}

/* Detail Modal */
.detail-modal{
  background:var(--card);border-radius:var(--r-lg) var(--r-lg) 0 0;width:100%;max-width:480px;
  max-height:92vh;overflow-y:auto;animation:slideUp 0.25s ease;
}
@media(min-width:600px){.detail-modal{border-radius:var(--r-lg)}}
@keyframes slideUp{from{transform:translateY(40px);opacity:0}to{transform:translateY(0);opacity:1}}
.detail-handle{width:36px;height:4px;background:var(--border2);border-radius:2px;margin:10px auto}
.detail-img{width:100%;aspect-ratio:1;object-fit:cover}
.detail-no-img{width:100%;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;font-size:64px;background:var(--surface);color:var(--muted)}
.detail-body{padding:20px}
.detail-body .name{font-weight:800;font-size:22px;letter-spacing:-0.3px;margin-bottom:3px}
.detail-body .cat{font-size:13px;color:var(--muted);margin-bottom:20px;font-weight:500}
.price-row{display:flex;gap:10px;margin-bottom:14px}
.price-box{flex:1;padding:16px;border-radius:var(--r);text-align:center}
.price-box.retail{background:var(--green-bg)}
.price-box.wholesale{background:var(--accent-glow)}
.price-box .label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.5px;margin-bottom:5px}
.price-box.retail .label{color:var(--green)}
.price-box.wholesale .label{color:var(--accent2)}
.price-box .amount{font-size:22px;font-weight:800}
.price-box.retail .amount{color:var(--green)}
.price-box.wholesale .amount{color:var(--accent2)}
.margin-bar{padding:12px;border-radius:var(--r-sm);background:var(--amber-bg);text-align:center;font-size:13px;font-weight:700;color:var(--amber);margin-bottom:16px}
.detail-body .notes{font-size:13px;color:var(--text2);line-height:1.7;margin-bottom:16px;background:var(--surface);padding:12px;border-radius:var(--r-sm)}
.detail-actions{display:flex;gap:10px}

/* Form Modal */
.form-modal{
  background:var(--card);border-radius:var(--r-lg) var(--r-lg) 0 0;width:100%;max-width:480px;
  max-height:75vh;overflow-y:auto;animation:slideUp 0.25s ease;padding:20px 20px;
}
@media(min-width:600px){.form-modal{border-radius:var(--r-lg);max-height:90vh}}
.form-modal h2{font-weight:800;font-size:18px;margin-bottom:14px;letter-spacing:-0.3px}
.field{margin-bottom:12px}
@media(min-width:600px){.field{margin-bottom:16px}}
.field label{display:block;font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:0.3px;margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  border:1px solid var(--border2);background:var(--surface);
  font-size:15px;font-family:inherit;color:var(--text);outline:none;
  transition:all 0.2s;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.field input::placeholder,.field textarea::placeholder{color:var(--muted)}
.field select{-webkit-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236B6B7B'%3E%3Cpath d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
.field select option{background:var(--surface);color:var(--text)}
.field textarea{resize:vertical;min-height:60px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.img-upload{
  width:100%;height:80px;border:1.5px dashed var(--border2);border-radius:var(--r-sm);
  display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;
  overflow:hidden;position:relative;background:var(--surface);transition:all 0.2s;
}
.img-upload:active{border-color:var(--accent);background:var(--accent-glow)}
.img-upload .placeholder{text-align:center;color:var(--muted);font-size:12px;font-weight:500}
.img-upload .placeholder span{font-size:24px;display:block;margin-bottom:4px}
.img-upload img{width:100%;height:100%;object-fit:cover;position:absolute;top:0;left:0}
.form-actions{display:flex;gap:10px;margin-top:24px}

/* ===== BUTTONS ===== */
.btn{
  padding:13px 20px;border-radius:var(--r-sm);font-size:14px;font-weight:700;
  border:none;cursor:pointer;font-family:inherit;transition:all 0.15s;
  display:flex;align-items:center;justify-content:center;gap:6px;
}
.btn:active{transform:scale(0.97)}
.btn-accent{background:var(--accent);color:#fff}
.btn-dark{background:var(--surface2);color:var(--text);border:1px solid var(--border2)}
.btn-outline{background:transparent;border:1px solid var(--border2);color:var(--text2)}
.btn-danger{background:var(--red);color:#fff}
.btn-block{width:100%}

/* Confirm */
.confirm-modal{
  background:var(--card);border-radius:var(--r-lg);max-width:300px;width:90%;
  padding:24px;text-align:center;animation:slideUp 0.25s ease;margin:auto;
}
.confirm-modal h3{font-size:17px;font-weight:700;margin-bottom:6px}
.confirm-modal p{font-size:13px;color:var(--muted);margin-bottom:18px}
.confirm-modal .actions{display:flex;gap:8px}
.confirm-modal .actions button{flex:1}

/* Context Menu */
.ctx-menu{
  position:fixed;z-index:250;
  background:var(--card);border:1px solid var(--border2);border-radius:14px;
  padding:6px;min-width:180px;box-shadow:var(--shadow-lg);
  animation:fadeIn 0.15s ease;
}
@keyframes fadeIn{from{opacity:0;transform:scale(0.95)}to{opacity:1;transform:scale(1)}}
.ctx-menu button{
  display:flex;align-items:center;gap:10px;width:100%;padding:12px 14px;
  background:none;border:none;color:var(--text);font-size:14px;font-weight:500;
  font-family:inherit;cursor:pointer;border-radius:10px;text-align:left;
}
.ctx-menu button:active{background:var(--surface2)}
.ctx-menu button.danger{color:var(--red)}
.ctx-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:249}

/* Toast */
.toast{
  position:fixed;bottom:40px;left:50%;transform:translateX(-50%);
  padding:12px 24px;border-radius:24px;background:var(--surface2);color:var(--text);
  font-size:14px;font-weight:600;z-index:999;opacity:0;
  transition:opacity 0.3s;pointer-events:none;white-space:nowrap;
  border:1px solid var(--border2);box-shadow:var(--shadow-lg);
}
.toast.show{opacity:1}

/* Empty */
.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty .icon{font-size:48px;margin-bottom:10px}
.empty .title{font-size:17px;font-weight:700;color:var(--text);margin-bottom:4px}
.empty .sub{font-size:14px}

/* Auth Screen */
.auth-screen{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  padding:20px;background:var(--bg);
}
.auth-box{
  width:100%;max-width:380px;background:var(--card);border-radius:var(--r-lg);
  padding:32px 24px;border:1px solid var(--border);
}
.sync-badge{
  display:inline-flex;align-items:center;gap:4px;font-size:10px;
  color:var(--green);font-weight:600;padding:2px 8px;border-radius:10px;
  background:var(--green-bg);
}

/* Aliases */
.alias-line{
  font-size:11px;color:var(--accent);opacity:0.7;margin-top:2px;
  font-style:italic;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.alias-section{
  margin-top:12px;padding:10px 14px;background:var(--surface2);border-radius:10px;
  font-size:13px;color:var(--muted);
}
.alias-section .alias-label{font-weight:600;color:var(--text-secondary);display:block;font-size:11px;text-transform:uppercase;letter-spacing:0.5px;margin-bottom:6px}
.alias-section .alias-list{display:flex;flex-wrap:wrap;gap:6px}
.alias-section .alias-chip{
  display:inline-block;font-size:13px;color:var(--accent);background:rgba(108,92,231,0.12);
  padding:4px 12px;border-radius:20px;font-weight:500;
}

/* Utility */
.hidden{display:none!important}

/* ===== DESKTOP ===== */
@media(min-width:768px){
  .header{padding:16px 32px 12px}
  .stats-bar{padding:16px 32px 8px}
  .section-head{padding:20px 32px 10px}
  .cat-grid{padding:0 32px 16px}
  .recent-scroll{padding:0 32px 20px}
  .results-header{padding:0 32px}
  .results-info{padding:0 32px 8px}
  .cat-pills{padding:8px 32px 14px}
  .product-list{padding:0 32px}
  .load-more{padding:16px 32px}
}

@media(min-width:1024px){
  .product-list{display:grid;grid-template-columns:1fr 1fr;gap:8px}
}
@media(min-width:1400px){
  .product-list{grid-template-columns:1fr 1fr 1fr}
}