:root {
  --bg: #f3f4f6;
  --surface: #ffffff;
  --surface-soft: #f9fafb;
  --border: #e5e7eb;
  --text: #111827;
  --muted: #6b7280;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --success: #15803d;
  --danger: #dc2626;
  --warning: #b45309;
  --shadow: 0 10px 28px rgba(15, 23, 42, 0.07);
  --shadow-soft: 0 4px 14px rgba(15, 23, 42, 0.05);
  --font-ui: "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--text);
  background: var(--bg);
  font-family: var(--font-ui);
}

a {
  color: inherit;
  text-decoration: none;
}

.admin-layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
}

.admin-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  border-right: 1px solid var(--border);
  background: #0f172a;
  color: #f9fafb;
  padding: 24px 18px;
}

.admin-brand {
  display: block;
  margin-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding-bottom: 18px;
  font-size: 1.1rem;
  font-weight: 800;
}

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

.admin-nav a {
  border-radius: 8px;
  color: #d1d5db;
  padding: 10px 12px;
  font-weight: 700;
}

.admin-nav a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.admin-main {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 30px 0 56px;
}

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

.admin-kicker {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 6px;
  font-size: clamp(1.72rem, 3vw, 2.35rem);
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: 1.08rem;
}

p {
  color: var(--muted);
  line-height: 1.7;
}

.admin-card,
.admin-overview-card,
.review-card,
.user-card,
.content-editor {
  min-width: 0;
  overflow: hidden;
}

.admin-card *,
.admin-overview-card *,
.review-card *,
.user-card *,
.content-editor * {
  max-width: 100%;
}

.admin-card p,
.admin-card strong,
.admin-card span,
.admin-overview-card p,
.review-card p,
.review-card strong,
.review-card span,
.user-card p,
.user-card strong,
.user-card span,
.content-editor strong {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.admin-toolbar p,
.admin-section__head p,
.admin-overview-card p {
  margin-bottom: 0;
}

.admin-link,
.button,
button {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  padding: 0 14px;
}

.button--primary,
.button--approve {
  border-color: var(--primary);
  background: var(--primary);
  color: #ffffff;
}

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

.button--hide {
  border-color: #fecaca;
  background: #fef2f2;
  color: var(--danger);
}

.button--pin,
.button--lock {
  background: #fffbeb;
  border-color: #fde68a;
  color: var(--warning);
}

.admin-card {
  margin-bottom: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 20px;
}

.admin-card--wide {
  max-width: 920px;
}

.admin-nav-card {
  display: grid;
  gap: 14px;
  color: inherit;
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.admin-nav-card:hover {
  border-color: #bfdbfe;
  box-shadow: 0 14px 32px rgba(37, 99, 235, 0.12);
  transform: translateY(-2px);
}

.admin-nav-card p {
  margin-bottom: 0;
}

.admin-nav-card__action {
  width: fit-content;
  border-top: 1px solid var(--border);
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 800;
  padding-top: 10px;
}

.admin-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}

.admin-card__head span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.admin-login-card {
  margin-bottom: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  align-items: end;
  gap: 18px;
}

.admin-login-card [data-admin-status] {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.admin-form,
.admin-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.admin-form--stack {
  display: grid;
}

.admin-overview {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}

.admin-overview-card {
  display: grid;
  gap: 8px;
  min-height: 136px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  padding: 18px;
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.admin-overview-card:hover {
  border-color: #bfdbfe;
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.admin-overview-card span,
.admin-section__head span {
  color: var(--primary);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-overview-card strong {
  font-size: 1.18rem;
}

.admin-section {
  margin-top: 28px;
  scroll-margin-top: 24px;
}

.admin-section__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  padding: 16px 18px;
}

.admin-section__head h2 {
  margin-top: 4px;
  margin-bottom: 4px;
  font-size: 1.3rem;
}

input {
  min-height: 40px;
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  padding: 0 12px;
  font: inherit;
}

select,
textarea {
  min-height: 40px;
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  padding: 0 12px;
  font: inherit;
}

textarea {
  min-height: 88px;
  padding-top: 10px;
  resize: vertical;
}

.admin-form input {
  flex: 1 1 180px;
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
}

.admin-grid--content {
  grid-template-columns: minmax(320px, 1.08fr) repeat(2, minmax(260px, 0.96fr));
}

.admin-grid--ops {
  grid-template-columns: minmax(360px, 1.2fr) repeat(2, minmax(260px, 0.9fr));
}

.admin-grid--ops .admin-card:first-child:not(.admin-nav-card) {
  grid-row: span 2;
}

.review-card {
  display: grid;
  gap: 10px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 14px;
}

.review-card strong {
  color: var(--text);
}

.review-card span {
  color: var(--muted);
  font-size: 0.88rem;
}

.review-card p {
  margin-bottom: 0;
  white-space: pre-wrap;
  line-break: anywhere;
}

.review-select {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
}

.review-select input,
.admin-bulk-actions input {
  width: 16px;
  height: 16px;
  min-height: 0;
}

.status-badge {
  width: max-content;
  border-radius: 999px;
  background: #e0f2fe;
  color: #0369a1;
  font-size: 0.76rem;
  font-weight: 800;
  padding: 4px 9px;
}

.review-card__image {
  width: 100%;
  max-width: 100%;
  aspect-ratio: 16 / 10;
  max-height: 260px;
  object-fit: cover;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #e5e7eb;
}

.review-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 4px;
}

.admin-bulk-actions {
  position: sticky;
  top: 12px;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-soft);
  padding: 12px;
}

.admin-bulk-actions label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
}

.admin-bulk-actions strong {
  margin-right: auto;
}

.admin-bulk-actions button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.admin-load-more {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.admin-load-more span {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.admin-gallery-tiles {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.admin-gallery-tile {
  min-width: 0;
  display: grid;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 10px;
}

.admin-gallery-tile__check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.admin-gallery-tile__check input {
  width: 16px;
  height: 16px;
  min-height: 0;
}

.admin-gallery-tile__media {
  width: 100%;
  height: 132px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #e5e7eb;
  cursor: zoom-in;
  padding: 0;
  overflow: hidden;
}

.admin-gallery-tile__media:disabled {
  cursor: default;
}

.admin-gallery-tile__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #f3f4f6;
}

.admin-gallery-tile strong {
  min-height: 2.7em;
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.admin-gallery-tile .status-badge {
  font-size: 0.72rem;
}

.admin-image-preview {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  background: rgba(15, 23, 42, 0.72);
  padding: 28px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease;
}

.admin-image-preview.is-open {
  opacity: 1;
  pointer-events: auto;
}

.admin-image-preview__panel {
  position: relative;
  width: min(100%, 980px);
  display: grid;
  gap: 12px;
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 24px 80px rgba(15, 23, 42, 0.34);
  padding: 16px;
}

.admin-image-preview__panel img {
  width: 100%;
  max-height: 76vh;
  object-fit: contain;
  background: #111827;
}

.admin-image-preview__panel strong {
  overflow-wrap: anywhere;
}

.admin-image-preview__close {
  position: absolute;
  top: 12px;
  right: 12px;
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(15, 23, 42, 0.82);
  color: #ffffff;
}

.user-list {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.admin-user-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.admin-album-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.admin-album-card {
  min-width: 0;
  display: grid;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 14px;
}

.admin-album-card--deleted {
  border-color: #fecaca;
  background: #fff7f7;
}

.admin-album-card header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 12px;
  align-items: center;
}

.admin-album-card header strong,
.admin-album-card header span,
.admin-album-card p {
  overflow-wrap: anywhere;
}

.admin-album-card header span {
  color: var(--muted);
  font-size: 0.86rem;
}

.admin-album-card p {
  margin-bottom: 0;
  white-space: pre-wrap;
}

.user-card {
  display: grid;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 14px;
}

.user-card__select {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.user-card__select input {
  width: 16px;
  height: 16px;
  min-height: 0;
}

.user-card--suspended {
  border-color: #fecaca;
  background: #fff7f7;
}

.user-card header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 12px;
  align-items: center;
}

.user-card header span {
  color: var(--muted);
  font-size: 0.86rem;
}

.user-card p {
  margin-bottom: 0;
}

.user-card__form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.user-card__form input,
.user-card__form button {
  grid-column: 1 / -1;
}

.user-card__form--password {
  grid-template-columns: 1fr;
}

.content-editor {
  display: grid;
  gap: 10px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 14px;
}

.content-editor__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.content-editor textarea {
  grid-column: 1 / -1;
}

@media (max-width: 960px) {
  .admin-layout {
    grid-template-columns: 1fr;
  }

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

  .admin-nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .admin-overview,
  .admin-grid--content,
  .admin-grid--ops,
  .admin-album-grid,
  .admin-user-grid {
    grid-template-columns: 1fr;
  }

  .admin-gallery-tiles {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .admin-login-card,
  .admin-grid,
  .user-card__form,
  .user-card__form--password,
  .content-editor__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .admin-main {
    width: min(100% - 24px, 1180px);
  }

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

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

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

  .admin-form,
  .admin-filters,
  .review-actions,
  .admin-bulk-actions,
  .admin-load-more {
    flex-direction: column;
    align-items: stretch;
  }

  .user-card header {
    grid-template-columns: 1fr;
  }

  .admin-gallery-tiles {
    grid-template-columns: 1fr;
  }

  .admin-gallery-tile__media {
    height: 180px;
  }
}