:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #fafbfc;
  --border: #dfe3e8;
  --text: #16191d;
  --muted: #6b7280;
  --accent: #f27a1a;
  --accent-ink: #ffffff;
  --ok: #1a7f37;
  --err: #c0362c;
  --warn: #9a6700;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0, 0, 0, .08);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #14171a;
    --surface: #1c2024;
    --surface-2: #22272c;
    --border: #333a41;
    --text: #e6e9ec;
    --muted: #9aa4af;
    --accent: #f27a1a;
    --ok: #4ac26b;
    --err: #ff7b72;
    --warn: #d4a72c;
    --shadow: 0 1px 3px rgba(0, 0, 0, .4);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.muted { color: var(--muted); }
.num { text-align: right; }
.spacer { flex: 1; }
.error { color: var(--err); margin-top: 10px; }
.warn {
  color: var(--warn);
  background: color-mix(in srgb, var(--warn) 12%, transparent);
  padding: 8px 10px;
  border-radius: var(--radius);
  margin: 8px 0;
}

/* ---- giriş ---- */
.login-page {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 16px;
}
.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  width: min(360px, 100%);
  box-shadow: var(--shadow);
}
.login-card h1 { margin: 0 0 2px; font-size: 20px; }
.login-card p { margin: 0 0 20px; }
.login-card label { display: block; margin-bottom: 14px; font-size: 13px; color: var(--muted); }
.login-card input { width: 100%; margin-top: 5px; }
.login-card button { width: 100%; }

/* ---- form öğeleri ---- */
input, select, textarea {
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 9px;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 55%, transparent);
  outline-offset: -1px;
}

.btn {
  font: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 7px 13px;
  background: var(--accent);
  color: var(--accent-ink);
  white-space: nowrap;
}
.btn:hover:not(:disabled) { filter: brightness(1.07); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn.danger { background: var(--err); }
.btn.sm { padding: 4px 9px; font-size: 13px; }

/* ---- üst bar ---- */
.topbar {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 10px 18px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
  flex-wrap: wrap;
}
.brand { display: flex; gap: 8px; align-items: baseline; }
.topbar-right { display: flex; gap: 8px; align-items: center; margin-left: auto; }

.tabs { display: flex; gap: 2px; }
.tab {
  font: inherit;
  cursor: pointer;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  padding: 6px 12px;
}
.tab.active { color: var(--text); border-bottom-color: var(--accent); }

main { padding: 16px 18px 60px; }

/* ---- durum sekmeleri ---- */
.statusbar { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.status-chip {
  font: inherit;
  cursor: pointer;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 13px;
  color: var(--text);
}
.status-chip.active { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.status-chip .count { opacity: .7; margin-left: 5px; font-variant-numeric: tabular-nums; }

/* ---- araç çubuğu ---- */
.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.toolbar #search { flex: 1 1 320px; min-width: 220px; }
.inline { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); }

/* ---- tablo ---- */
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
  box-shadow: var(--shadow);
}
table { width: 100%; border-collapse: collapse; }
th, td { padding: 9px 11px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; background: var(--surface-2); position: sticky; top: 0; }
tbody tr:hover { background: var(--surface-2); }
tbody tr:last-child td { border-bottom: 0; }
.col-check { width: 34px; }
.empty { padding: 32px; text-align: center; color: var(--muted); }

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; }
.stack { display: flex; flex-direction: column; gap: 2px; }
.line-item { font-size: 13px; }
.line-item .qty { color: var(--muted); }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  white-space: nowrap;
}
.badge.created   { background: color-mix(in srgb, var(--accent) 16%, transparent); border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.badge.picking   { background: color-mix(in srgb, var(--warn) 16%, transparent); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.badge.shipped,
.badge.delivered { background: color-mix(in srgb, var(--ok) 16%, transparent); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.badge.cancelled,
.badge.unsupplied,
.badge.undelivered { background: color-mix(in srgb, var(--err) 14%, transparent); border-color: color-mix(in srgb, var(--err) 40%, transparent); }
.badge.tag { font-size: 11px; padding: 1px 6px; }

.pager { display: flex; gap: 12px; align-items: center; justify-content: center; padding: 14px 0; }

/* ---- paneller ---- */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.panel h2 { margin: 0 0 6px; font-size: 16px; }
.row { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0; align-items: center; }
.code-block {
  display: block;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 11px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  overflow-x: auto;
}
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }

/* ---- çekmece ---- */
.backdrop { position: fixed; inset: 0; background: rgba(0, 0, 0, .35); z-index: 30; }
.drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(760px, 100%);
  background: var(--bg);
  border-left: 1px solid var(--border);
  z-index: 31;
  display: flex;
  flex-direction: column;
}
.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.drawer-head h2 { margin: 0; font-size: 16px; }
.drawer-body { overflow-y: auto; padding: 16px 18px 48px; }

.action-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.action-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; }
.action-card h3 { margin: 0 0 8px; font-size: 13px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
.action-card .row { margin: 0; }
.action-card input, .action-card select { width: 100%; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  background: var(--text);
  color: var(--bg);
  padding: 10px 18px;
  border-radius: 999px;
  z-index: 50;
  max-width: 90vw;
  box-shadow: 0 4px 16px rgba(0, 0, 0, .25);
}
.toast.err { background: var(--err); color: #fff; }

@media (max-width: 720px) {
  .topbar { gap: 10px; }
  .topbar-right { width: 100%; }
  main { padding: 12px 10px 48px; }
  th, td { padding: 8px 7px; }
}