:root {
  --ink: #1c2321;
  --ink-soft: #62706b;
  --paper: #f4f6f3;
  --card: #ffffff;
  --line: #dde3de;
  --accent: #2c6e49;
  --accent-dark: #1f5136;
  --accent-soft: #e2efe6;
  --warn: #b4652e;
  --warn-soft: #f5e6d8;
  --danger: #a83232;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font); background: var(--paper); color: var(--ink); }

.login-screen { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-screen h1 { font-size: 1.3rem; }

form.stacked { display: flex; flex-direction: column; gap: 0.8rem; }
label { font-size: 0.82rem; font-weight: 600; color: var(--ink-soft); display: block; margin-bottom: 0.25rem; }
input, textarea, select {
  width: 100%; padding: 0.55rem 0.7rem; border: 1px solid var(--line); border-radius: 6px;
  font-size: 0.9rem; font-family: inherit; background: #fff; color: var(--ink);
}
.btn {
  background: var(--accent); color: #fff; border: none; padding: 0.55rem 1.1rem;
  border-radius: 6px; font-weight: 600; font-size: 0.88rem; cursor: pointer; text-decoration: none; display: inline-block;
}
.btn:hover { background: var(--accent-dark); }
.btn.small { padding: 0.35rem 0.7rem; font-size: 0.8rem; }
.btn.secondary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.btn.danger { background: var(--danger); }
.btn.whatsapp { background: #25D366; }

.error-box { background: #fbe9e7; border: 1px solid #e0a8a0; color: var(--danger); padding: 0.6rem 0.8rem; border-radius: 6px; font-size: 0.85rem; }
.success-box { background: var(--accent-soft); border: 1px solid #b6d9c3; color: var(--accent-dark); padding: 0.6rem 0.8rem; border-radius: 6px; font-size: 0.85rem; }

.admin-header {
  display: flex; align-items: center; gap: 2rem; padding: 0.9rem 1.5rem;
  background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5;
}
.admin-header .brand { font-weight: 700; color: var(--accent-dark); }
.admin-header nav { display: flex; gap: 0.5rem; align-items: center; flex: 1; }
.tab-btn { background: none; border: 1px solid transparent; padding: 0.4rem 0.8rem; border-radius: 6px; cursor: pointer; font-size: 0.88rem; color: var(--ink-soft); white-space: nowrap; flex: none; }
.tab-btn.active, .tab-btn:hover { background: var(--accent-soft); color: var(--accent-dark); }
#logout-link { text-decoration: none; color: var(--ink-soft); font-size: 0.85rem; white-space: nowrap; }

@media (max-width: 700px) {
  /* Five nav items don't fit a phone screen — scroll the tab strip
     horizontally instead of letting Categories/Sign out fall off-screen
     with no way to reach them. */
  .admin-header { flex-direction: column; align-items: flex-start; gap: 0.6rem; padding: 0.75rem 1rem; }
  .admin-header nav { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  #logout-link { margin-left: 1rem; }
}

main { max-width: 1200px; margin: 0 auto; padding: 1.75rem 1.5rem 4rem; }
.muted { color: var(--ink-soft); font-size: .9rem; }
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:1rem; margin:1.25rem 0 2rem; }
.stat { background:var(--card); border:1px solid var(--line); border-radius:10px; padding:1.25rem; display:flex; flex-direction:column; }
.stat span { color:var(--ink-soft); font-size:.8rem; }
.stat strong { font-size:2rem; color:var(--accent-dark); }
h2 { margin-top: 0; }

table { width: 100%; border-collapse: collapse; font-size: 0.86rem; background: var(--card); border-radius: 8px; overflow: hidden; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; }
th { text-align: left; background: #f0f3f1; padding: 0.6rem 0.7rem; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.03em; color: var(--ink-soft); border-bottom: 1px solid var(--line); }
td { padding: 0.6rem 0.7rem; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: none; }

.pill { display: inline-block; padding: 0.15rem 0.55rem; border-radius: 999px; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em; }
.pill.placed { background: #e4e9f7; color: #38508f; }
.pill.shipped { background: #fef0d5; color: #92660b; }
.pill.delivered { background: var(--accent-soft); color: var(--accent-dark); }
.pill.returned { background: #fbe0dc; color: var(--danger); }
.pill.pending { background: #eee; color: #666; }
.pill.paid { background: var(--accent-soft); color: var(--accent-dark); }
.pill.held { background: var(--warn-soft); color: var(--warn); }
.pill.overdue { background: #fbe0dc; color: var(--danger); }

.toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; gap: 1rem; flex-wrap: wrap; }
.inline-form { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: flex-end; margin-bottom: 1.25rem; background: var(--card); padding: 1rem; border: 1px solid var(--line); border-radius: 8px; }
.inline-form > div { min-width: 140px; }
.inline-form label { margin-bottom: 0.2rem; }

dialog#modal { border: none; border-radius: 10px; padding: 0; width: min(480px, 92vw); }
dialog#modal::backdrop { background: rgba(0,0,0,0.4); }
dialog#modal .modal-body { padding: 1.25rem; }