:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --border: #d9dee7;
  --text: #1f2937;
  --muted: #64748b;
  --primary: #0f766e;
  --primary-dark: #115e59;
  --danger: #b91c1c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: var(--primary);
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 56px;
  padding: 0 24px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.brand {
  color: var(--text);
  font-weight: 700;
}

.nav {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav form {
  margin: 0;
}

.link-button {
  border: 0;
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  padding: 0;
}

.page {
  width: 2000px;
  max-width: calc(100vw - 32px);
  margin: 24px auto 48px;
}

.page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.page-head h1,
.video-meta h1 {
  margin: 0 0 6px;
  font-size: 24px;
}

.page-head p,
.muted {
  margin: 0;
  color: var(--muted);
}

.primary-link,
button[type="submit"],
#address-search-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 0;
  border-radius: 6px;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
  padding: 0 14px;
}

.primary-link:hover,
button[type="submit"]:hover,
#address-search-button:hover {
  background: var(--primary-dark);
}

.filters {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) 160px 96px;
  gap: 10px;
  margin-bottom: 16px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  padding: 9px 10px;
}

.table-wrap,
.form-section,
.shop-panel,
.video-card,
.upload-box,
.login-panel {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.table-wrap {
  overflow: auto;
}

table {
  width: 2000px;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--border);
  padding: 12px;
  text-align: left;
  vertical-align: top;
}

th {
  background: #f8fafc;
  color: #475569;
  font-size: 13px;
}

.cover-cell {
  width: 132px;
}

.cover-cell img,
.large-cover {
  display: block;
  width: 112px;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 6px;
  background: #e2e8f0;
}

.large-cover {
  width: 100%;
  max-height: 420px;
}

.empty-cover {
  display: grid;
  place-items: center;
  width: 112px;
  aspect-ratio: 16 / 10;
  border-radius: 6px;
  background: #e2e8f0;
  color: var(--muted);
  font-size: 13px;
}

.video-id {
  color: var(--muted);
  font-family: Consolas, monospace;
  font-size: 12px;
}

.title {
  margin-top: 4px;
  font-weight: 600;
}

.status {
  display: inline-flex;
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 12px;
}

.status.done {
  background: #dcfce7;
  color: #166534;
}

.status.pending {
  background: #fef3c7;
  color: #92400e;
}

.actions {
  white-space: nowrap;
}

.actions a + a {
  margin-left: 10px;
}

.empty-state {
  color: var(--muted);
  text-align: center;
}

.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 18px;
  align-items: start;
}

.video-card,
.shop-panel,
.form-section,
.upload-box {
  padding: 18px;
}

.video-meta {
  margin-top: 16px;
}

dl {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 8px 12px;
}

dt {
  color: var(--muted);
}

dd {
  margin: 0;
}

.shop-item {
  border-top: 1px solid var(--border);
  padding: 14px 0;
}

.shop-item h3 {
  margin: 0 0 6px;
}

.shop-item p {
  margin: 6px 0 0;
}

.form-section {
  margin-top: 18px;
}

.address-search,
.shop-form {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.address-search {
  grid-template-columns: minmax(240px, 1fr) 180px 120px;
  margin-bottom: 12px;
}

.shop-form label,
.form-stack label {
  display: grid;
  gap: 6px;
  color: #475569;
  font-size: 13px;
}

.shop-form .wide {
  grid-column: span 2;
}

.address-results {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
}

.candidate {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px;
}

.candidate button {
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  cursor: pointer;
  padding: 7px 10px;
}

.login-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
}

.login-panel {
  width: min(420px, calc(100vw - 32px));
  padding: 24px;
}

.form-stack {
  display: grid;
  gap: 14px;
}

.alert {
  border-radius: 6px;
  background: #fee2e2;
  color: var(--danger);
  padding: 10px;
}

.upload-box {
  display: flex;
  gap: 12px;
  align-items: center;
}

@media (max-width: 860px) {
  .topbar,
  .page-head,
  .upload-box {
    align-items: stretch;
    flex-direction: column;
  }

  .filters,
  .detail-grid,
  .address-search,
  .shop-form {
    grid-template-columns: 1fr;
  }

  .shop-form .wide {
    grid-column: auto;
  }
}