:root {
  --bg: #0f1419;
  --card: #1a222c;
  --text: #e8eef5;
  --muted: #93a4b5;
  --accent: #3d9cfd;
  --danger: #e35d6a;
  --ok: #3ecf8e;
  --line: #2a3644;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #1b2a3d, var(--bg));
  color: var(--text);
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
.top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 24px; border-bottom: 1px solid var(--line); background: rgba(0,0,0,.25);
}
.brand { font-weight: 700; color: var(--text); font-size: 18px; }
nav { display: flex; gap: 16px; flex-wrap: wrap; }
.app-tabs {
  display: flex;
  margin: 0 0 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.app-tab {
  flex: 1;
  text-align: center;
  padding: 10px 8px;
  color: var(--muted);
  font-weight: 700;
  background: rgba(0,0,0,.2);
  min-width: 0;
}
.app-tab.active {
  background: var(--accent);
  color: #041018;
}
.hint { color: var(--muted); margin: 0 0 16px; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 24px; }
h1 { margin: 0 0 18px; font-size: 28px; }
h2 { margin: 0 0 12px; font-size: 18px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(160px,1fr)); gap: 12px; }
.stat {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px;
}
.stat span { display: block; font-size: 28px; font-weight: 700; margin-bottom: 6px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; margin-bottom: 18px;
}
.login { max-width: 380px; margin: 10vh auto; }
label { display: grid; gap: 6px; margin-bottom: 0; color: var(--muted); font-size: 14px; }
input, textarea, button, select {
  font: inherit; border-radius: 10px; border: 1px solid var(--line); padding: 10px 12px;
  background: #121820; color: var(--text); width: 100%;
}
button { background: var(--accent); border: none; color: #041018; font-weight: 600; cursor: pointer; width: auto; }
button.danger { background: var(--danger); color: #fff; }
button.secondary { background: #2a3644; color: var(--text); }
.err { color: var(--danger); }
.ok { color: var(--ok); }
table { width: 100%; border-collapse: collapse; }
td, th { border-bottom: 1px solid var(--line); padding: 10px 8px; text-align: left; vertical-align: middle; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
  align-items: start;
}
.form-grid .span-all { grid-column: 1 / -1; }
.form-grid input[type="file"] {
  padding: 8px;
  line-height: 1.4;
  background: #121820;
}
.form-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 4px;
}
.product-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-start;
  justify-content: space-between;
}
.row-form {
  display: grid;
  grid-template-columns: auto minmax(140px, 1.4fr) minmax(90px, .8fr) 80px minmax(160px, 1.6fr) auto;
  gap: 8px;
  align-items: center;
  flex: 1 1 640px;
  margin: 0;
}
.faq-form textarea {
  min-height: 360px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  line-height: 1.45;
  white-space: pre-wrap;
}
.row-form input { min-width: 0; width: 100%; }
.row-form .id-tag { color: var(--muted); white-space: nowrap; }
.row-form button { white-space: nowrap; }
.product-row .delete-form { margin: 0; flex: 0 0 auto; }
.login label,
.card > form > label {
  margin-bottom: 12px;
}
.chk {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  margin: 0 0 12px;
  white-space: nowrap;
}
.chk input { width: auto; margin: 0; }
.search { display: flex; gap: 8px; margin-bottom: 16px; }
.search input { flex: 1; }
.table-wrap { overflow-x: auto; }
.status-cell { min-width: 260px; }
.row-form.status-form,
.row-form.date-form {
  grid-template-columns: minmax(150px, 1fr) auto;
  flex: none;
  min-width: 0;
}
.row-form.status-form select { width: 100%; min-width: 0; }
.actions { display: flex; flex-wrap: wrap; gap: 6px; }
.actions form { margin: 0; }
.actions button { width: auto; }
.hint { color: var(--muted); margin: -8px 0 16px; }
.thumb {
  width: 48px; height: 48px; object-fit: cover; border-radius: 8px; border: 1px solid var(--line);
  background: #121820;
}
@media (max-width: 900px) {
  .form-grid { grid-template-columns: 1fr; }
  .row-form {
    grid-template-columns: 1fr 1fr;
  }
  .row-form .id-tag,
  .row-form .chk,
  .row-form button { grid-column: 1 / -1; }
  .row-form.status-form,
  .row-form.date-form {
    grid-template-columns: minmax(0, 1fr) auto;
  }
  .row-form.status-form button,
  .row-form.date-form button { grid-column: auto; }
}
@media (max-width: 700px) {
  .top { flex-direction: column; align-items: flex-start; gap: 10px; }
}