.auth-page,
.admin-page {
  min-height: 100vh;
  background: var(--soft);
}

.auth-page {
  display: grid;
  place-items: center;
  padding: 28px;
}

.auth-card {
  width: min(460px, 100%);
  padding: 34px;
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.auth-card h1 {
  margin: 0 0 10px;
  font-size: 32px;
  line-height: 1.1;
}

.auth-card p {
  color: var(--muted);
}

.auth-form,
.admin-form {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 7px;
}

.field label {
  font-size: 13px;
  font-weight: 900;
  color: #17213b;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  outline: none;
}

.field textarea {
  min-height: 110px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(1, 35, 103, 0.12);
}

.alert {
  margin: 14px 0;
  padding: 12px 14px;
  border-radius: 6px;
  font-weight: 800;
}

.alert.success {
  color: #0d5b46;
  background: #e2f5ee;
}

.alert.error {
  color: #9a1f1f;
  background: #ffe7e7;
}

.auth-note {
  margin-top: 18px;
  font-size: 14px;
}

.auth-note a {
  color: var(--navy);
  font-weight: 900;
  text-decoration: underline;
}

.admin-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
}

.admin-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 24px;
  color: #fff;
  background: #121826;
}

.admin-brand {
  display: block;
  margin-bottom: 28px;
  font-size: 22px;
  font-weight: 950;
}

.admin-nav {
  display: grid;
  gap: 8px;
}

.admin-nav a {
  padding: 11px 12px;
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.78);
  font-weight: 900;
}

.admin-nav a:hover,
.admin-nav a.is-active {
  color: #fff;
  background: rgba(255, 255, 255, 0.11);
}

.admin-content {
  padding: 34px;
}

.admin-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 26px;
}

.admin-topbar h1 {
  margin: 0;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.08;
}

.admin-user {
  color: var(--muted);
  font-weight: 800;
}

.admin-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(7, 18, 48, 0.06);
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.stat strong {
  display: block;
  margin-top: 4px;
  font-size: 30px;
  line-height: 1;
}

.stat span {
  color: var(--muted);
  font-weight: 900;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-grid .wide {
  grid-column: 1 / -1;
}

.admin-filter {
  display: grid;
  grid-template-columns: minmax(160px, 220px) minmax(180px, 240px) minmax(220px, 1fr) auto;
  gap: 12px;
  align-items: end;
  margin: 18px 0 12px;
}

.admin-filter-actions {
  align-self: end;
  padding-bottom: 4px;
}

.admin-filter-summary {
  margin: 0 0 16px;
  color: var(--muted);
  font-weight: 800;
}

.table-wrap {
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

.admin-table th,
.admin-table td {
  padding: 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

.admin-table th {
  font-size: 13px;
  color: var(--muted);
  text-transform: uppercase;
}

.thumb {
  width: 96px;
  height: 64px;
  object-fit: cover;
  border-radius: 6px;
  background: var(--soft);
}

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.size-stock-builder {
  display: grid;
  gap: 10px;
}

.size-stock-list {
  display: grid;
  gap: 8px;
}

.size-stock-row {
  display: grid;
  grid-template-columns: minmax(90px, 1fr) minmax(82px, 120px) auto;
  gap: 8px;
  align-items: center;
}

.size-stock-row input {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  outline: none;
}

.size-stock-row input:focus {
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(1, 35, 103, 0.12);
}

.size-stock-builder small {
  color: var(--muted);
  font-weight: 800;
}

.small-button {
  min-height: 36px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: #fff;
  font-weight: 900;
}

.small-button.danger {
  color: #fff;
  border-color: var(--red);
  background: var(--red);
}

.small-button.primary {
  color: #fff;
  border-color: var(--navy);
  background: var(--navy);
}

@media (max-width: 900px) {
  .admin-shell {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    position: static;
    height: auto;
  }

  .admin-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .admin-content {
    padding: 22px;
  }

  .admin-grid,
  .form-grid,
  .admin-filter {
    grid-template-columns: 1fr;
  }

  .size-stock-row {
    grid-template-columns: 1fr;
  }
}