:root {
  color-scheme: light;
  --ink: #1f2933;
  --muted: #5f6b7a;
  --line: #d7dde5;
  --bg: #f6f7f9;
  --brand: #b4232a;
  --brand-dark: #831a20;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}

a {
  color: var(--brand);
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 14px 24px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.topbar nav {
  display: flex;
  gap: 14px;
}

.wrap {
  width: min(1180px, calc(100% - 32px));
  margin: 28px auto;
}

.form-wrap {
  width: min(860px, calc(100% - 32px));
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--line);
}

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

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

form {
  display: grid;
  gap: 16px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 20px;
}

label {
  display: grid;
  gap: 6px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px;
  font: inherit;
}

textarea {
  resize: vertical;
}

button {
  justify-self: start;
  border: 0;
  border-radius: 6px;
  background: var(--brand);
  color: #fff;
  padding: 10px 16px;
  font-weight: 700;
  cursor: pointer;
}

button:hover {
  background: var(--brand-dark);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

fieldset {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  border: 1px solid var(--line);
  padding: 14px;
}

fieldset label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 400;
}

fieldset input {
  width: auto;
}

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

.auth-card {
  width: min(420px, calc(100% - 32px));
}

.auth-card form {
  margin-top: 16px;
}

.alert {
  border: 1px solid #f3b5b5;
  background: #fff0f0;
  color: #8a1f1f;
  padding: 10px 12px;
  border-radius: 6px;
}

.notice {
  border: 1px solid #a9d9b2;
  background: #f1fbf3;
  color: #1e6b32;
  padding: 10px 12px;
  border-radius: 6px;
  margin-bottom: 16px;
}

.upload-form {
  margin-bottom: 22px;
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.media-card {
  display: grid;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 10px;
}

.media-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #eef1f5;
}

.media-card div {
  display: grid;
  gap: 4px;
}

.media-card span {
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 720px) {
  .grid,
  fieldset {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }
}