/* Air Flow - industrial, product-first. Light ground, graphite ink, safety
   orange used sparingly as the single accent. */
:root{
  --ink:#15181c; --ink-2:#3d444d; --muted:#6b747f;
  --line:#e2e5ea; --ground:#ffffff; --panel:#f6f7f9;
  --accent:#e8500f; --accent-dark:#c34009;
  --ok:#0f7b42; --warn:#b45309; --err:#c02626;
  --radius:4px;
  --font:"Helvetica Neue",Helvetica,Arial,system-ui,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--ground);
  font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.2;letter-spacing:-.01em}
h1{font-size:2.1rem} h2{font-size:1.5rem} h3{font-size:1.15rem}
p{margin:0 0 1em}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted);font-size:.9rem}

/* Header */
.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:20}
.header-inner{display:flex;align-items:center;gap:32px;height:68px}
.brand-mark{font-weight:800;letter-spacing:.14em;font-size:1.15rem}
.brand-mark.small{font-size:1rem}
.brand-sub{display:block;font-size:.62rem;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.main-nav{display:flex;gap:22px;font-size:.86rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.06em;margin-right:auto}
.main-nav a{padding:6px 0;border-bottom:2px solid transparent}
.main-nav a:hover{border-color:var(--accent)}
.header-actions{display:flex;gap:18px;font-size:.86rem;font-weight:600}
.badge{background:var(--accent);color:#fff;border-radius:10px;padding:1px 7px;font-size:.75rem}

/* Flashes */
.flashes{padding-top:16px}
.flash{padding:10px 14px;border-radius:var(--radius);margin-bottom:8px;font-size:.9rem;border-left:3px solid}
.flash-success{background:#eefaf1;border-color:var(--ok)}
.flash-error{background:#fdeeee;border-color:var(--err)}
.flash-info,.flash-message{background:var(--panel);border-color:var(--ink-2)}

/* Hero */
.hero{background:var(--ink);color:#fff;padding:76px 0}
.hero h1{font-size:2.8rem;max-width:16ch}
.hero p{max-width:52ch;color:#c3c9d1}
.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:.72rem;
  color:var(--accent);font-weight:700;margin-bottom:12px}

/* Buttons */
.btn{display:inline-block;padding:11px 22px;border-radius:var(--radius);
  font-weight:700;font-size:.86rem;text-transform:uppercase;letter-spacing:.06em;
  border:1px solid var(--ink);background:var(--ink);color:#fff;cursor:pointer}
.btn:hover{background:#000}
.btn-accent{background:var(--accent);border-color:var(--accent)}
.btn-accent:hover{background:var(--accent-dark);border-color:var(--accent-dark)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);background:transparent}
.btn-sm{padding:6px 12px;font-size:.75rem}

/* Sections & grids */
.section{padding:56px 0}
.section-head{display:flex;justify-content:space-between;align-items:baseline;
  border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:26px}
.grid{display:grid;gap:20px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .main-nav{display:none}.hero h1{font-size:2rem}}

/* Product cards */
.card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;
  overflow:hidden;display:flex;flex-direction:column}
.card:hover{border-color:var(--ink-2)}
.card-media{aspect-ratio:1;background:var(--panel);display:flex;align-items:center;
  justify-content:center;color:var(--muted);font-size:.8rem}
.card-body{padding:14px;display:flex;flex-direction:column;gap:6px;flex:1}
.card-sku{font-size:.7rem;letter-spacing:.08em;color:var(--muted);text-transform:uppercase}
.card-name{font-weight:600;font-size:.95rem}
.price{font-weight:700}
.price .mrp{font-weight:400;color:var(--muted);text-decoration:line-through;
  margin-left:6px;font-size:.85rem}

/* Layout helpers */
.layout-sidebar{display:grid;grid-template-columns:220px 1fr;gap:36px;align-items:start}
@media(max-width:900px){.layout-sidebar{grid-template-columns:1fr}}
.panel{border:1px solid var(--line);border-radius:var(--radius);padding:20px;background:#fff}
.panel-flat{background:var(--panel);border:none}

/* Tables */
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:.72rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}
.num{text-align:right}

/* Forms */
label{display:block;font-size:.78rem;font-weight:600;text-transform:uppercase;
  letter-spacing:.05em;color:var(--ink-2);margin-bottom:5px}
input[type=text],input[type=email],input[type=password],input[type=tel],
input[type=number],select,textarea{width:100%;padding:9px 11px;border:1px solid var(--line);
  border-radius:var(--radius);font:inherit;font-size:.92rem;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}
.field{margin-bottom:16px}
.field-error{color:var(--err);font-size:.8rem;margin-top:4px}
.form-narrow{max-width:440px}
.checkbox{display:flex;gap:8px;align-items:center}
.checkbox label{margin:0;text-transform:none;letter-spacing:0;font-weight:400;font-size:.9rem}

/* Status pills */
.pill{display:inline-block;padding:2px 9px;border-radius:10px;font-size:.72rem;
  font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:var(--panel);color:var(--ink-2)}
.pill-paid,.pill-delivered,.pill-captured,.pill-active{background:#e6f6ec;color:#0f7b42}
.pill-pending_payment,.pill-created,.pill-new,.pill-draft{background:#fff4e5;color:var(--warn)}
.pill-cancelled,.pill-failed,.pill-inactive{background:#fdeeee;color:var(--err)}
.pill-shipped,.pill-processing,.pill-in_transit{background:#e8f0fe;color:#1a4fa0}

/* Pagination */
.pagination{display:flex;gap:6px;margin-top:24px;font-size:.85rem}
.pagination a,.pagination span{padding:6px 11px;border:1px solid var(--line);border-radius:var(--radius)}
.pagination .current{background:var(--ink);color:#fff;border-color:var(--ink)}

/* Footer */
.site-footer{border-top:1px solid var(--line);margin-top:64px;padding:44px 0 20px;background:var(--panel)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px}
.footer-grid h4{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}
.footer-grid a{display:block;font-size:.88rem;padding:3px 0;color:var(--ink-2)}
.footer-grid a:hover{color:var(--accent)}
.footer-bar{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);margin-top:28px;padding-top:16px}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}

/* Empty state */
.empty{text-align:center;padding:60px 20px;color:var(--muted);
  border:1px dashed var(--line);border-radius:var(--radius)}

/* Admin */
.admin-body{background:var(--panel)}
.admin-shell{display:grid;grid-template-columns:224px 1fr;min-height:100vh}
.admin-side{background:var(--ink);color:#c3c9d1;padding:22px 0}
.admin-side .brand-mark{color:#fff;padding:0 20px 18px;display:block}
.admin-side a{display:block;padding:9px 20px;font-size:.88rem;border-left:3px solid transparent}
.admin-side a:hover,.admin-side a.active{background:#1f242b;color:#fff;border-color:var(--accent)}
.admin-side .group{font-size:.68rem;text-transform:uppercase;letter-spacing:.12em;
  color:#6b747f;padding:18px 20px 6px}
.admin-main{padding:26px 30px;min-width:0}
.admin-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:26px}
@media(max-width:1000px){.stat-grid{grid-template-columns:repeat(2,1fr)}
  .admin-shell{grid-template-columns:1fr}}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.stat-value{font-size:1.7rem;font-weight:700;line-height:1.1}
.stat-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);margin-top:4px}
.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.toolbar input,.toolbar select{width:auto;min-width:180px}