:root {
  --bg: #eef2f8;
  --card: #ffffff;
  --card-2: #f6f8fc;
  --text: #182033;
  --muted: #61708b;
  --line: rgba(69, 83, 117, 0.18);
  --brand: #2847a1;
  --brand-2: #4f7cff;
  --danger: #c63857;
  --shadow: 0 24px 64px rgba(16, 24, 40, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(79, 124, 255, 0.18), transparent 32%),
    radial-gradient(circle at bottom right, rgba(40, 71, 161, 0.14), transparent 28%),
    var(--bg);
}

.shell {
  min-height: 100vh;
  padding: 32px;
}

.hero {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 24px;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.login-wrap {
  max-width: 1080px;
  margin: 0 auto;
  min-height: calc(100vh - 64px);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  align-items: center;
}

.login-left {
  padding: 40px;
}

.eyebrow {
  display: inline-flex;
  padding: 8px 14px;
  border-radius: 999px;
  color: white;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
}

.login-left h1 {
  font-size: 52px;
  line-height: 1;
  margin: 16px 0 12px;
}

.login-left p {
  color: var(--muted);
  font-size: 18px;
  max-width: 56ch;
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.feature-card {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
}

.feature-card strong {
  display: block;
  margin-bottom: 8px;
}

.login-card {
  padding: 28px;
}

.login-card h2 {
  margin: 0 0 6px;
}

.subtitle {
  color: var(--muted);
  margin-bottom: 20px;
}

.field-grid {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  font-size: 13px;
  color: var(--muted);
  font-weight: 700;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: white;
  border-radius: 14px;
  padding: 13px 14px;
  font-size: 14px;
  color: var(--text);
}

.field textarea {
  min-height: 220px;
  resize: vertical;
  font-family: Consolas, monospace;
  line-height: 1.55;
}

.checkbox-field {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 14px;
}

.checkbox-field input {
  width: 18px;
  height: 18px;
}

.button {
  border: 0;
  border-radius: 14px;
  padding: 13px 18px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  color: white;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
}

.button.secondary {
  color: var(--text);
  background: var(--card-2);
  border: 1px solid var(--line);
}

.button.danger {
  background: linear-gradient(135deg, #9e2541, var(--danger));
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.topbar h1 {
  margin: 0;
  font-size: 34px;
}

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

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.stat-card {
  padding: 20px;
}

.stat-card .label {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.stat-card .value {
  font-size: 30px;
  font-weight: 800;
}

.section-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 18px;
  margin-top: 18px;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 18px;
}

.stack {
  display: grid;
  gap: 18px;
}

.card {
  padding: 22px;
}

.card h3 {
  margin: 0 0 14px;
}

.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.pill {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  background: #e7eefc;
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
}

.message {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 14px;
  font-size: 14px;
}

.message.error {
  background: rgba(198, 56, 87, 0.1);
  color: var(--danger);
  border: 1px solid rgba(198, 56, 87, 0.2);
}

.message.success {
  background: rgba(46, 155, 85, 0.1);
  color: #1d7a42;
  border: 1px solid rgba(46, 155, 85, 0.2);
}

.empty {
  padding: 22px;
  border-radius: 18px;
  background: var(--card-2);
  border: 1px dashed var(--line);
  color: var(--muted);
}

code.inline {
  background: #edf2fb;
  border-radius: 8px;
  padding: 2px 6px;
}

.studio-shell {
  overflow: hidden;
}

.content-studio {
  display: grid;
  gap: 18px;
}

.studio-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.studio-toolbar-left {
  display: grid;
  gap: 4px;
}

.studio-autosave {
  font-size: 12px;
  color: var(--brand);
  font-weight: 700;
}

.studio-type-picker {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.studio-chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card-2);
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.studio-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr 320px;
  gap: 18px;
  align-items: start;
}

.studio-page-panel {
  padding: 18px;
}

.studio-page-panel-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 14px;
}

.studio-page-preview {
  display: grid;
  gap: 18px;
  padding: 14px;
  background: linear-gradient(180deg, #f8fbff, #eef4fb);
  border: 1px solid rgba(69, 83, 117, 0.12);
  border-radius: 20px;
}

.studio-canvas {
  display: grid;
  gap: 14px;
}

.studio-block-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, #fbfcff, #f2f6fd);
  padding: 14px;
  display: grid;
  gap: 12px;
  cursor: pointer;
}

.studio-block-card.selected {
  border-color: var(--brand-2);
  box-shadow: 0 12px 36px rgba(79, 124, 255, 0.18);
}

.studio-block-card.dragging {
  opacity: 0.45;
}

.studio-block-card.drop-target {
  border-color: #1d7a42;
  box-shadow: 0 12px 28px rgba(29, 122, 66, 0.16);
}

.studio-block-card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.studio-block-card-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.studio-mini-button {
  padding: 8px 12px;
  font-size: 12px;
}

.studio-preview {
  border-radius: 16px;
  overflow: hidden;
  background: #dfe8f7;
  border: 1px solid rgba(69, 83, 117, 0.12);
  min-height: 160px;
  position: relative;
}

.studio-preview-hero,
.studio-preview-video {
  min-height: 210px;
}

.studio-media {
  min-height: 160px;
  background-size: cover;
  background-position: center;
}

.studio-media-placeholder {
  min-height: 160px;
  display: grid;
  place-items: center;
  color: var(--muted);
  background: repeating-linear-gradient(
    135deg,
    rgba(79, 124, 255, 0.12),
    rgba(79, 124, 255, 0.12) 10px,
    rgba(79, 124, 255, 0.04) 10px,
    rgba(79, 124, 255, 0.04) 20px
  );
}

.studio-overlay {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  display: grid;
  gap: 6px;
  color: white;
  text-shadow: 0 8px 18px rgba(0, 0, 0, 0.35);
}

.studio-overlay span,
.studio-copy span,
.studio-preview-text span {
  font-size: 13px;
  line-height: 1.5;
}

.studio-preview-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.studio-copy,
.studio-preview-text {
  padding: 18px;
  display: grid;
  gap: 8px;
  align-content: center;
}

.studio-preview-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  min-height: 160px;
}

.studio-preview-gallery .studio-media,
.studio-preview-gallery .studio-media-placeholder {
  min-height: 160px;
}

.studio-preview-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 14px;
}

.studio-page-section {
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(69, 83, 117, 0.12);
  background: white;
  cursor: pointer;
}

.studio-page-section.selected {
  border-color: var(--brand-2);
  box-shadow: 0 18px 36px rgba(79, 124, 255, 0.16);
}

.studio-page-hero,
.studio-page-video {
  position: relative;
  min-height: 360px;
}

.studio-page-hero .studio-media,
.studio-page-video .studio-media,
.studio-page-hero .studio-media-placeholder,
.studio-page-video .studio-media-placeholder {
  min-height: 360px;
}

.studio-page-overlay {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  display: grid;
  gap: 8px;
  color: white;
  text-shadow: 0 10px 22px rgba(0, 0, 0, 0.38);
}

.studio-page-overlay h2,
.studio-page-overlay h3,
.studio-page-copy h3 {
  margin: 0;
  font-size: 28px;
}

.studio-page-overlay p,
.studio-page-copy p,
.studio-page-carousel-copy span,
.studio-page-card-copy span {
  margin: 0;
  line-height: 1.6;
}

.studio-page-eyebrow {
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  opacity: 0.86;
}

.studio-page-split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
}

.studio-page-copy {
  padding: 28px;
  display: grid;
  gap: 10px;
  align-content: center;
}

.studio-page-gallery-wrap,
.studio-page-carousel-wrap,
.studio-page-cards-wrap {
  padding: 24px;
  display: grid;
  gap: 16px;
}

.studio-page-gallery-wrap h3,
.studio-page-carousel-wrap h3,
.studio-page-cards-wrap h3 {
  margin: 0;
}

.studio-page-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.studio-page-gallery.cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.studio-page-gallery.cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.studio-page-gallery-item {
  margin: 0;
  display: grid;
  gap: 8px;
}

.studio-page-gallery-item figcaption {
  color: var(--muted);
  font-size: 13px;
}

.studio-page-carousel {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(280px, 1fr);
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.studio-page-carousel-item,
.studio-page-card {
  border: 1px solid rgba(69, 83, 117, 0.12);
  border-radius: 18px;
  overflow: hidden;
  background: white;
}

.studio-page-carousel-copy,
.studio-page-card-copy {
  padding: 16px;
  display: grid;
  gap: 8px;
}

.studio-page-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.studio-card-mini {
  border-radius: 14px;
  background: white;
  border: 1px solid var(--line);
  padding: 14px;
  min-height: 96px;
}

.studio-inspector-panel,
.studio-assets-panel {
  padding: 18px;
}

.studio-inspector {
  display: grid;
  gap: 12px;
}

.studio-media-input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

.studio-media-target.active {
  border-color: var(--brand-2);
  box-shadow: 0 0 0 3px rgba(79, 124, 255, 0.14);
}

.studio-nested {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
  display: grid;
  gap: 10px;
  background: #fbfcff;
}

.studio-nested-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.studio-assets-panel h4 {
  margin: 0 0 12px;
}

.studio-assets-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.studio-asset-form {
  margin-bottom: 14px;
}

.studio-asset-pill {
  border: 1px solid var(--line);
  background: white;
  border-radius: 999px;
  padding: 10px 14px;
  cursor: pointer;
  font-size: 12px;
}

.studio-advanced {
  display: grid;
  gap: 14px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.studio-advanced textarea {
  min-height: 220px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 13px 14px;
  font-family: Consolas, monospace;
  line-height: 1.55;
}

@media (max-width: 980px) {
  .login-wrap,
  .section-grid,
  .detail-grid,
  .card-grid {
    grid-template-columns: 1fr;
  }

  .studio-layout,
  .studio-page-panel-head,
  .studio-preview-split,
  .studio-preview-gallery,
  .studio-preview-cards,
  .studio-page-split,
  .studio-page-gallery,
  .studio-page-cards {
    grid-template-columns: 1fr;
  }

  .studio-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .shell {
    padding: 18px;
  }

  .login-left {
    padding: 24px;
  }

  .login-left h1 {
    font-size: 38px;
  }
}