:root {
  --primary: #174b57;
  --primary-dark: #123b45;
  --secondary: #2e7d89;
  --accent: #d96a3a;
  --canvas: #e8f0f1;
  --paper: #ffffff;
  --ink: #1d2f34;
  --text: #4f6266;
  --muted: #7b8c90;
  --border: #d9e3e4;
  --danger: #a63a2b;
  --font: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #f4f8f8;
  color: var(--ink);
  font-family: var(--font);
  font-size: 14px;
}

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

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

[hidden] {
  display: none !important;
}

.admin-header {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 4.8vw;
  background: #fff;
  border-bottom: 1px solid var(--border);
}

.admin-brand img {
  display: block;
  width: 300px;
  max-width: 55vw;
  height: auto;
}

.admin-header-actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  font-size: 0.85rem;
}

.button {
  border: 1px solid var(--border);
  padding: 0.65rem 1rem;
  background: #fff;
  color: var(--primary);
  cursor: pointer;
  font-weight: 600;
}

.button:hover {
  background: var(--canvas);
}

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

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

.button--danger {
  background: #fff;
  border-color: #d8b4ae;
  color: var(--danger);
}

.button--small {
  padding: 0.4rem 0.7rem;
  font-size: 0.78rem;
}

.button--ghost {
  background: transparent;
}

.button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.login {
  min-height: calc(100vh - 82px);
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
  background: var(--canvas);
}

.login-card {
  width: min(480px, 100%);
  padding: 2rem;
  background: #fff;
  border: 1px solid var(--border);
  border-top: 4px solid var(--primary);
}

.login-card h1 {
  margin: 0 0 0.8rem;
  color: var(--primary);
  font-size: 1.8rem;
}

.login-card p {
  color: var(--text);
  line-height: 1.5;
}

.login-card label {
  display: block;
  margin: 1.2rem 0 0.35rem;
  font-weight: 600;
}

.login-card input {
  width: 100%;
  height: 44px;
  padding: 0 0.8rem;
  border: 1px solid var(--border);
  background: #fff;
}

.login-card .button {
  width: 100%;
  margin-top: 1rem;
}

.eyebrow {
  margin: 0 0 0.35rem !important;
  color: var(--secondary) !important;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.login-note {
  min-height: 1.3em;
  margin-bottom: 0 !important;
  color: var(--danger) !important;
  font-size: 0.82rem;
}

.admin-shell {
  display: grid;
  grid-template-columns: 350px minmax(0, 1fr);
  min-height: calc(100vh - 82px);
}

.admin-sidebar {
  padding: 1.2rem;
  background: #fff;
  border-right: 1px solid var(--border);
}

.sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.8rem;
}

#search {
  width: 100%;
  height: 38px;
  padding: 0 0.7rem;
  border: 1px solid var(--border);
}

.result-line {
  margin: 0.7rem 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.item-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.2rem;
  max-height: calc(100vh - 210px);
  overflow: auto;
  padding-right: 0.2rem;
}

.item-row {
  display: block;
  width: 100%;
  min-width: 0;
  padding: 0.6rem 0.55rem;
  border: 0;
  border-bottom: 1px solid #edf2f2;
  background: transparent;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.item-row:hover,
.item-row.is-active {
  background: var(--canvas);
}

.item-row strong {
  display: block;
  overflow: hidden;
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.item-row span {
  display: block;
  margin-top: 0.15rem;
  overflow: hidden;
  color: var(--muted);
  font-size: 0.7rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-editor {
  padding: 1.6rem 2.4rem 3rem;
  max-width: 1100px;
}

.editor-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.editor-head h1 {
  margin: 0;
  color: var(--primary);
  font-size: 1.8rem;
}

.editor-actions {
  display: flex;
  gap: 0.7rem;
  padding-top: 0.3rem;
}

.status {
  min-height: 1.4em;
  color: var(--secondary);
  font-size: 0.82rem;
}

.status.is-error {
  color: var(--danger);
}

.item-form fieldset {
  margin: 0 0 1.4rem;
  padding: 1rem 1.1rem 1.1rem;
  border: 1px solid var(--border);
  background: #fff;
}

.item-form legend {
  padding: 0 0.4rem;
  color: var(--primary);
  font-weight: 700;
}

.item-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 1rem;
}

.item-form fieldset {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1rem;
}

.item-form label {
  display: grid;
  gap: 0.3rem;
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 600;
}

.item-form label.span-2 {
  grid-column: 1 / -1;
}

.item-form input,
.item-form textarea,
.item-form select {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 400;
}

.item-form textarea {
  resize: vertical;
}

.item-form input:focus,
.item-form textarea:focus,
.item-form select:focus {
  outline: 2px solid #b9d7db;
  border-color: var(--secondary);
}

.item-form small {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 400;
}

.form-footer {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.4rem;
}

.muted {
  color: var(--muted);
  font-size: 0.78rem;
}

.empty-editor {
  padding: 2rem;
  border: 1px dashed var(--border);
  color: var(--muted);
  text-align: center;
}

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

  .admin-sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .item-list {
    max-height: 260px;
  }

  .admin-editor {
    padding: 1.2rem 1rem 2rem;
  }
}

@media (max-width: 620px) {
  .admin-header {
    padding: 0 1rem;
  }

  .admin-header-actions a {
    display: none;
  }

  .editor-head,
  .form-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .item-form fieldset {
    grid-template-columns: 1fr;
  }

  .item-form label.span-2 {
    grid-column: auto;
  }
}