:root{
  --navy:#123B57; --navy-dark:#0D2D42; --teal:#1FB6C9; --teal-dark:#128A99;
  --amber:#F2994A; --amber-dark:#DB7F2E;
  --bg:#F3F6F8; --card:#FFFFFF; --border:#E1E8EE;
  --text:#16232D; --muted:#64748B; --muted-2:#94A3B0;
  --green:#2FA36B; --green-bg:#E7F5EE;
  --warn:#B4650A; --warn-bg:#FDECD8;
  --gray-bg:#EEF1F4;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{background:var(--bg);font-family:'IBM Plex Sans',system-ui,-apple-system,sans-serif;color:var(--text);font-size:14px;}
a{color:var(--teal-dark);text-decoration:none;}
a:hover{color:var(--navy);}
.mono{font-family:'IBM Plex Mono',ui-monospace,monospace;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3{margin:0;}
img{max-width:100%;}

/* ===== layout shell ===== */
.page{min-height:100vh;display:flex;flex-direction:column;}
.container{max-width:1440px;margin:0 auto;width:100%;}

/* ===== top nav ===== */
.topnav{height:64px;background:var(--navy);display:flex;align-items:center;padding:0 32px;gap:28px;flex-shrink:0;}
.topnav .brand{display:flex;align-items:center;gap:12px;color:#fff;}
.topnav .brand-text{display:flex;flex-direction:column;line-height:1.15;}
.topnav .brand-title{color:#fff;font-weight:700;font-size:14.5px;letter-spacing:.2px;}
.topnav .brand-sub{color:#8FB6C9;font-size:10.5px;letter-spacing:1.2px;}
.topnav .searchwrap{flex:1;display:flex;justify-content:center;}
.topnav .search{width:100%;max-width:520px;height:38px;background:#1B4A69;border:1px solid #2A5F82;border-radius:8px;display:flex;align-items:center;padding:0 14px;gap:10px;}
.topnav .search input{background:transparent;border:none;outline:none;color:#fff;font-size:13px;width:100%;}
.topnav .search input::placeholder{color:#9FC3D6;}
.topnav .navlinks{display:flex;align-items:center;gap:26px;}
.topnav .navlinks a{color:#CFE3EE;font-size:13.5px;font-weight:500;}
.topnav .navlinks a:hover{color:#fff;}
.topnav .sep{height:22px;width:1px;background:#2A5F82;}
.topnav .cabinet-btn{display:flex;align-items:center;gap:8px;background:transparent;border:1.4px solid var(--teal);border-radius:8px;padding:8px 14px;color:#fff;font-size:13px;font-weight:600;cursor:pointer;}
.topnav .cabinet-btn:hover{background:rgba(63,212,227,.12);}
.topnav .user-chip{display:flex;align-items:center;gap:10px;color:#fff;}
.topnav .user-avatar{width:32px;height:32px;border-radius:8px;background:var(--teal);display:flex;align-items:center;justify-content:center;color:#fff;font-size:12.5px;font-weight:700;flex-shrink:0;}
.topnav .user-meta{display:flex;flex-direction:column;line-height:1.2;}
.topnav .user-meta .name{color:#fff;font-size:12.5px;font-weight:600;}
.topnav .user-meta .role{color:#8FB6C9;font-size:10.5px;}
.topnav .logout{color:#CFE3EE;font-size:12px;}

/* ===== breadcrumb ===== */
.breadcrumb{min-height:52px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;flex-wrap:wrap;padding:10px 32px;gap:8px;}
.breadcrumb .crumb{color:var(--muted);font-size:13px;}
.breadcrumb .crumb.current{color:var(--text);font-weight:600;}
.breadcrumb .sep{color:var(--muted-2);font-size:13px;}
.badge-pilot{margin-left:14px;background:var(--green-bg);border-radius:6px;padding:4px 10px;display:inline-flex;align-items:center;gap:6px;}
.badge-pilot span{color:var(--green);font-size:11.5px;font-weight:600;}
.badge-soon{font-size:10.5px;background:#EDF1F4;color:var(--muted);border-radius:5px;padding:2px 7px;font-weight:600;}

/* ===== generic card ===== */
.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:26px 28px;}
.card + .card{margin-top:18px;}
.section-title{font-size:13.5px;font-weight:600;color:var(--text);margin-bottom:14px;}

/* ===== body layout ===== */
.body-wrap{flex:1;display:flex;gap:24px;padding:28px 32px 40px;align-items:flex-start;}
.main-col{flex:1;display:flex;flex-direction:column;gap:18px;min-width:0;}
.side-col{width:340px;flex-shrink:0;display:flex;flex-direction:column;gap:16px;}

/* ===== item detail ===== */
.item-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap;}
.item-title{margin:0 0 8px;font-size:23px;font-weight:700;}
.item-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.verified-chip{display:flex;align-items:center;gap:4px;background:var(--green-bg);border-radius:5px;padding:2px 8px;}
.verified-chip span{color:var(--green);font-size:11px;font-weight:600;}
.tabs{display:flex;gap:4px;margin-top:22px;border-bottom:1px solid var(--border);flex-wrap:wrap;}
.tab{padding:10px 4px;margin-right:22px;font-size:13.5px;font-weight:500;color:var(--muted);border-bottom:2.4px solid transparent;}
.tab.active{color:var(--navy);font-weight:600;border-bottom-color:var(--navy);}
.char-grid{margin-top:18px;display:grid;grid-template-columns:1fr 1fr;gap:0 32px;}
.char-row{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--border);gap:12px;}
.char-row .k{color:var(--muted);font-size:13px;}
.char-row .v{font-size:13px;font-weight:600;text-align:right;}
.doc-chips{display:flex;gap:12px;flex-wrap:wrap;}
.doc-chip{display:flex;align-items:center;gap:10px;border:1px solid var(--border);border-radius:8px;padding:10px 14px;}
.doc-chip span{font-size:12.5px;color:var(--text);}

/* ===== price card ===== */
.price-card{background:var(--card);border:1.5px solid var(--teal);border-radius:12px;padding:24px;}
.price-card-head{display:flex;align-items:center;gap:8px;margin-bottom:16px;}
.price-card-icon{width:22px;height:22px;border-radius:6px;background:var(--teal);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.price-card-head strong{font-size:13.5px;font-weight:700;color:var(--navy);}
.price-value{font-size:32px;font-weight:600;color:var(--text);line-height:1;}
.price-value .unit{font-size:16px;font-weight:500;color:var(--muted);}
.price-note{font-size:12px;color:var(--muted);margin-top:6px;}
.price-divider{height:1px;background:var(--border);margin:18px 0;}
.price-details{display:flex;flex-direction:column;gap:10px;}
.price-details .row{display:flex;justify-content:space-between;gap:12px;}
.price-details .row .k{font-size:12.5px;color:var(--muted);}
.price-details .row .v{font-size:12.5px;font-weight:600;text-align:right;}
.price-no-value{color:var(--muted-2);font-size:15px;}
.info-box-teal{background:#EAF7F9;border-radius:10px;padding:16px 18px;}
.info-box-teal p{margin:0;font-size:12.5px;color:var(--navy);line-height:1.5;}
.soon-line{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:14px;opacity:.55;}
.soon-line span:first-child{font-size:12px;color:var(--muted);}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:8px;padding:12px 18px;font-size:13.5px;font-weight:700;cursor:pointer;text-align:center;}
.btn-amber{background:var(--amber);color:#fff;}
.btn-amber:hover{background:var(--amber-dark);color:#fff;}
.btn-teal{background:var(--teal);color:#fff;}
.btn-teal:hover{background:var(--teal-dark);color:#fff;}
.btn-gray{background:var(--gray-bg);color:var(--muted);font-weight:600;}
.btn-gray:hover{background:#e4e9ed;color:var(--muted);}
.btn-outline-navy{background:transparent;border:1.4px solid var(--navy);color:var(--navy);}
.btn-block{width:100%;}
.btn-sm{padding:9px 16px;font-size:12.5px;}
.btn-danger-text{color:#C0392B;font-size:12.5px;font-weight:600;background:none;border:none;cursor:pointer;padding:0;}

/* ===== category grid (home/catalog) ===== */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;}
.cat-card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:20px;display:flex;flex-direction:column;gap:8px;}
.cat-card:hover{border-color:var(--teal);}
.cat-card .name{font-size:14.5px;font-weight:700;color:var(--text);}
.cat-card .count{font-size:12.5px;color:var(--muted);}
.pilot-flag{display:inline-flex;align-self:flex-start;align-items:center;gap:5px;background:var(--green-bg);border-radius:6px;padding:3px 9px;font-size:11px;font-weight:600;color:var(--green);}
.hero{background:linear-gradient(135deg,var(--navy),var(--navy-dark));border-radius:12px;padding:32px 36px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;}
.hero h2{font-size:20px;margin:0 0 8px;}
.hero p{margin:0;color:#CFE3EE;font-size:13.5px;max-width:520px;}

/* ===== product grid (catalog listing) ===== */
.item-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;}
.item-card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px;display:flex;flex-direction:column;gap:10px;}
.item-card:hover{border-color:var(--teal);}
.item-card .name{font-size:13.5px;font-weight:700;line-height:1.35;}
.item-card .company{font-size:12px;color:var(--muted);}
.item-card .price{font-size:18px;font-weight:600;}
.item-card .price .unit{font-size:12px;font-weight:500;color:var(--muted);}
.item-card .no-price{font-size:12.5px;color:var(--muted-2);}

/* ===== cabinet layout ===== */
.cabinet{flex:1;display:flex;}
.sidebar{width:248px;background:#fff;border-right:1px solid var(--border);padding:24px 14px;flex-shrink:0;}
.sidebar-nav{display:flex;flex-direction:column;gap:2px;}
.sidebar-nav a{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:8px;font-size:13.5px;color:var(--muted);font-weight:500;}
.sidebar-nav a.active{background:var(--gray-bg);color:var(--navy);font-weight:700;}
.sidebar-nav .divider{height:1px;background:var(--border);margin:12px 4px;}
.cabinet-main{flex:1;padding:28px 36px 40px;display:flex;flex-direction:column;gap:18px;min-width:0;}
.cabinet-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap;}
.cabinet-head h1{font-size:21px;font-weight:700;margin:0 0 6px;}
.cabinet-head .sub{font-size:13px;color:var(--muted);}

/* ===== items table ===== */
.table{background:var(--card);border:1px solid var(--border);border-radius:10px;overflow:hidden;}
.table-row{display:grid;grid-template-columns:2.4fr 1.5fr 1.1fr 1.3fr 1.3fr 1fr;padding:16px 20px;align-items:center;gap:8px;border-top:1px solid var(--border);}
.table-row.head{background:var(--gray-bg);border-top:none;padding:13px 20px;}
.table-row.head span{font-size:11.5px;font-weight:700;color:var(--muted);letter-spacing:.3px;}
.table-row .name{font-size:13px;font-weight:600;}
.table-row .cat{font-size:12.5px;color:var(--muted);}
.table-row .actions{display:flex;gap:12px;align-items:center;justify-content:flex-end;}
.chip{display:inline-block;font-size:11px;font-weight:600;padding:4px 10px;border-radius:6px;}
.chip-green{background:var(--green-bg);color:var(--green);}
.chip-warn{background:var(--warn-bg);color:var(--warn);}
.chip-gray{background:var(--gray-bg);color:var(--muted);}

/* ===== админ-панель ===== */
.topnav-admin{background:var(--navy-dark);border-bottom:2px solid var(--amber);}
.admin-companies-row{grid-template-columns:2.6fr 1.2fr 1.1fr 1.2fr 1.9fr;}
.admin-items-row{grid-template-columns:2.4fr 1.3fr .8fr 1.2fr 1.3fr 1.5fr;}
.admin-log-row{grid-template-columns:1fr 1.6fr 1.6fr 2.4fr;}
.filter-tabs{display:flex;gap:8px;flex-wrap:wrap;}
.filter-tabs .filter-tab{font-size:12.5px;font-weight:600;color:var(--muted);background:#fff;border:1px solid var(--border);border-radius:8px;padding:8px 14px;}
.filter-tabs .filter-tab:hover{border-color:var(--teal);color:var(--navy);}
.filter-tabs .filter-tab.active{background:var(--navy);border-color:var(--navy);color:#fff;}

/* ===== forms ===== */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px;}
.field label{font-size:11.5px;color:var(--muted);font-weight:600;letter-spacing:.2px;text-transform:uppercase;}
.field input[type=text],.field input[type=number],.field input[type=email],.field input[type=password],.field input[type=date],.field select,.field textarea{
  border:1px solid var(--border);border-radius:6px;padding:9px 12px;font-size:13.5px;background:#fff;width:100%;
}
.field textarea{resize:vertical;min-height:80px;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal);}
.field-hint{font-size:11.5px;color:var(--muted-2);}
.char-rows{display:flex;flex-direction:column;gap:10px;}
.char-input-row{display:grid;grid-template-columns:1fr 1fr auto;gap:10px;align-items:center;}
.file-input-wrap{border:1.5px dashed var(--border);border-radius:8px;padding:16px;text-align:center;color:var(--muted);font-size:12.5px;}
.existing-files{display:flex;flex-direction:column;gap:8px;margin-top:10px;}
.existing-file{display:flex;align-items:center;justify-content:space-between;border:1px solid var(--border);border-radius:8px;padding:8px 12px;font-size:12.5px;}
.form-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:18px;}

/* ===== auth pages ===== */
.auth-wrap{flex:1;display:flex;align-items:center;justify-content:center;padding:60px 20px;}
.auth-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:36px;width:420px;max-width:100%;}
.auth-card h1{font-size:19px;margin-bottom:4px;}
.auth-card .sub{font-size:13px;color:var(--muted);margin-bottom:22px;}
.auth-switch{margin-top:18px;font-size:13px;color:var(--muted);text-align:center;}

/* ===== flash / alerts ===== */
.alert{border-radius:8px;padding:12px 16px;font-size:13px;margin-bottom:16px;}
.alert-error{background:var(--warn-bg);color:var(--warn);}
.alert-success{background:var(--green-bg);color:var(--green);}

/* ===== footer ===== */
.footer{border-top:1px solid var(--border);padding:20px 32px;color:var(--muted-2);font-size:12px;text-align:center;}

@media (max-width: 900px){
  .body-wrap{flex-direction:column;}
  .side-col{width:100%;}
  .form-grid{grid-template-columns:1fr;}
  .cabinet{flex-direction:column;}
  .sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border);}
  .table-row,.admin-companies-row,.admin-items-row,.admin-log-row{grid-template-columns:1fr;gap:6px;}
  .table-row.head{display:none;}
  .table-row .actions{justify-content:flex-start;}
}