:root{
  --bg:#f7f8fa; --surface:#fff; --ink:#16202c; --muted:#5d6b7a;
  --line:#e4e8ee; --brand:#1457e6; --brand-dark:#0f3fa8; --brand-soft:#eaf0ff;
  --green:#0f8a4d; --green-soft:#e4f6ec; --amber:#a76a00; --amber-soft:#fdf1da;
  --radius:12px; --shadow:0 1px 2px rgba(16,32,48,.05),0 4px 16px rgba(16,32,48,.06);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em}

/* Header */
.site-header{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.brand{font-weight:800;font-size:1.3rem;color:var(--ink);letter-spacing:-.02em}
.brand span{color:var(--brand)}
.main-nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.main-nav a{color:var(--ink);font-weight:500;font-size:.95rem}
.main-nav a:hover{color:var(--brand);text-decoration:none}
.nav-admin{color:var(--brand)!important;font-weight:600}

/* Buttons */
.btn{display:inline-block;border:0;border-radius:9px;padding:.7rem 1.25rem;font-weight:600;font-size:.95rem;cursor:pointer;font-family:inherit;text-align:center;transition:background .15s,box-shadow .15s}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-sm{padding:.45rem .85rem;font-size:.88rem}
.btn-block{display:block;width:100%}

/* Flash */
.flash{padding:.7rem 0;font-size:.93rem}
.flash .container{font-weight:500}
.flash-info{background:var(--brand-soft);color:var(--brand-dark)}
.flash-success{background:var(--green-soft);color:var(--green)}
.flash-error{background:#fdeaea;color:#b42318}

/* Hero */
.hero{background:linear-gradient(180deg,#fff 0%,#f1f5ff 100%);border-bottom:1px solid var(--line);padding:64px 0 56px}
.hero h1{font-size:2.6rem;letter-spacing:-.03em;max-width:18ch;margin-inline:auto;text-align:center}
.hero p.lead{text-align:center;font-size:1.15rem;color:var(--muted);max-width:60ch;margin:0 auto 28px}
.search-box{max-width:680px;margin:0 auto;display:flex;gap:10px;background:#fff;padding:8px;border-radius:14px;box-shadow:var(--shadow);border:1px solid var(--line)}
.search-box input[type=search]{flex:1;border:0;font-size:1.05rem;padding:.7rem .9rem;outline:none;background:transparent;font-family:inherit}
.hero-actions{display:flex;gap:14px;justify-content:center;margin-top:22px;flex-wrap:wrap}
.hero-actions a{font-weight:600}

/* Sections */
.section{padding:48px 0}
.section h2{font-size:1.6rem;letter-spacing:-.02em}
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:22px;gap:12px}
.section-head a{font-weight:600;font-size:.95rem;white-space:nowrap}

/* Category grid */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}
.cat-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 16px;display:block;transition:border-color .15s,box-shadow .15s}
.cat-card:hover{border-color:var(--brand);box-shadow:var(--shadow);text-decoration:none}
.cat-card .cat-name{font-weight:700;color:var(--ink);display:block;margin-bottom:2px}
.cat-card .cat-count{font-size:.85rem;color:var(--muted)}

/* Solution cards */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.sol-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;gap:10px;transition:border-color .15s,box-shadow .15s}
.sol-card:hover{border-color:var(--brand);box-shadow:var(--shadow)}
.sol-card .sol-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.sol-logo{width:44px;height:44px;border-radius:10px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--brand);font-size:1.2rem;flex:none;overflow:hidden}
.sol-logo img{width:100%;height:100%;object-fit:cover}
.sol-card h3{font-size:1.1rem;margin:0}
.sol-card h3 a{color:var(--ink)}
.sol-card h3 a:hover{color:var(--brand);text-decoration:none}
.sol-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.82rem;color:var(--muted);margin-top:auto}
.sol-desc{color:var(--muted);font-size:.93rem;margin:0}
.chip{display:inline-block;background:#f0f3f7;border-radius:999px;padding:.2rem .6rem;font-size:.78rem;color:#445;font-weight:500}

/* Badges */
.badge{display:inline-block;border-radius:999px;padding:.18rem .55rem;font-size:.74rem;font-weight:700;letter-spacing:.01em}
.badge-verified{background:var(--green-soft);color:var(--green)}
.badge-claimed{background:var(--brand-soft);color:var(--brand-dark)}
.badge-unclaimed{background:var(--amber-soft);color:var(--amber)}

/* Search layout */
.search-layout{display:grid;grid-template-columns:260px 1fr;gap:28px;padding:32px 0 64px}
.filters{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;align-self:start;position:sticky;top:84px}
.filters h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:18px 0 8px}
.filters h3:first-child{margin-top:0}
.filter-opt{display:block;padding:.25rem 0;font-size:.92rem;color:var(--ink)}
.filter-opt input{margin-right:8px}
.results-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:12px;flex-wrap:wrap}
.results-head h1{font-size:1.5rem;margin:0}
select,input[type=text],input[type=email],input[type=url],input[type=password],input[type=search],textarea{font-family:inherit;font-size:.95rem;padding:.6rem .7rem;border:1px solid var(--line);border-radius:9px;background:#fff;width:100%;color:var(--ink)}
select{cursor:pointer}
.searchbar-inline{display:flex;gap:10px;margin-bottom:20px}
.searchbar-inline input{flex:1}

/* Detail page */
.detail-hero{background:var(--surface);border-bottom:1px solid var(--line);padding:36px 0}
.detail-hero .container{display:flex;gap:22px;align-items:flex-start}
.detail-hero .sol-logo{width:72px;height:72px;font-size:1.8rem;border-radius:14px}
.detail-title h1{font-size:2rem;margin:0 0 6px}
.detail-grid{display:grid;grid-template-columns:1fr 320px;gap:32px;padding:36px 0 64px}
.prose p{margin:0 0 1rem}
.fact-list{list-style:none;padding:0;margin:0}
.fact-list li{display:flex;justify-content:space-between;gap:12px;padding:.6rem 0;border-bottom:1px solid var(--line);font-size:.93rem}
.fact-list li:last-child{border-bottom:0}
.fact-list .k{color:var(--muted)}
.fact-list .v{font-weight:600;text-align:right}
.sidecard{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:18px}
.notice{background:var(--amber-soft);border:1px solid #f0dcb0;border-radius:var(--radius);padding:16px 18px;font-size:.92rem;color:#6b4a00;margin:18px 0}
.notice a{color:var(--brand-dark);font-weight:700}

/* Forms */
.form-page{max-width:720px;margin:0 auto;padding:40px 20px 64px}
.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;margin-bottom:6px;font-size:.92rem}
.field .hint{font-size:.83rem;color:var(--muted);margin-top:4px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.required{color:#b42318}
.checkbox-line{display:flex;gap:10px;align-items:flex-start;font-size:.92rem}
.checkbox-line input{margin-top:3px}
.page-head{padding:36px 0 8px}
.page-head h1{font-size:2rem;margin:0 0 6px}

/* Auth */
.auth-page{max-width:420px;margin:48px auto;padding:0 20px}

/* Admin */
.admin-wrap{padding:32px 0 64px}
.admin-tabs{display:flex;gap:8px;margin-bottom:22px;flex-wrap:wrap}
.admin-tabs a{padding:.5rem .9rem;border:1px solid var(--line);border-radius:9px;color:var(--ink);font-weight:600;font-size:.9rem}
.admin-tabs a.active{background:var(--brand);color:#fff;border-color:var(--brand)}
table.data{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
table.data th,table.data td{text-align:left;padding:.7rem .8rem;border-bottom:1px solid var(--line);font-size:.9rem;vertical-align:top}
table.data th{background:#f4f6f9;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
table.data tr:last-child td{border-bottom:0}
.inline-form{display:inline}
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:26px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.stat .num{font-size:1.8rem;font-weight:800}
.stat .lbl{color:var(--muted);font-size:.85rem}

.empty{text-align:center;padding:48px 20px;color:var(--muted)}
.pagination{display:flex;gap:8px;justify-content:center;margin-top:30px}
.pagination a,.pagination span{padding:.45rem .8rem;border:1px solid var(--line);border-radius:8px;color:var(--ink);font-weight:600;font-size:.9rem}
.pagination .current{background:var(--brand);color:#fff;border-color:var(--brand)}

@media(max-width:860px){
  .search-layout,.detail-grid{grid-template-columns:1fr}
  .filters{position:static}
  .detail-hero .container{flex-direction:column}
  .hero h1{font-size:2rem}
  .field-row{grid-template-columns:1fr}
  .site-footer .footer-inner{grid-template-columns:1fr}
}

/* Footer */
.site-footer{background:var(--surface);border-top:1px solid var(--line);margin-top:40px;padding:40px 0 0}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px;padding-bottom:30px}
.footer-col h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.footer-col a{display:block;color:var(--ink);font-size:.92rem;padding:.2rem 0}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{border-top:1px solid var(--line);padding:18px 0;font-size:.85rem}

/* ---- Search autocomplete ---- */
.ac-wrap{position:relative;flex:1;display:flex}
.ac-wrap > input{width:100%}
.ac-box{position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
  z-index:50;overflow:hidden;display:none;max-height:380px;overflow-y:auto}
.ac-box.open{display:block}
.ac-item{display:flex;align-items:center;gap:10px;padding:10px 14px;text-decoration:none;
  color:var(--ink);border-bottom:1px solid var(--line);cursor:pointer;font-size:14px}
.ac-item:last-child{border-bottom:0}
.ac-item.active,.ac-item:hover{background:var(--brand-soft)}
.ac-label{font-weight:600;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ac-sub{color:var(--muted);font-size:12px;white-space:nowrap;flex-shrink:0}
.ac-type{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;
  padding:3px 7px;border-radius:6px;flex-shrink:0;background:#eef1f5;color:var(--muted);min-width:62px;text-align:center}
.ac-category{background:var(--brand-soft);color:var(--brand-dark)}
.ac-product,.ac-service{background:var(--green-soft);color:var(--green)}
.ac-company{background:#eef1f5;color:var(--muted)}
.chip-match{background:var(--green-soft);color:var(--green);font-weight:700}
.chip-claim{background:var(--amber-soft);color:var(--amber)}

/* ---- Company information panel ---- */
.info-grid{display:grid;grid-template-columns:180px 1fr;gap:9px 20px;max-width:700px;margin:0}
.info-grid dt{color:var(--muted);font-weight:600;font-size:14px}
.info-grid dd{margin:0;font-size:14px;color:var(--ink)}
@media(max-width:560px){.info-grid{grid-template-columns:1fr;gap:2px 0}.info-grid dt{margin-top:10px}}