:root {
  color-scheme: light;
  --bg: #f4f7fd;
  --bg-soft: #ebf2ff;
  --surface: rgba(255, 255, 255, 0.92);
  --surface-strong: #ffffff;
  --surface-soft: #f7f9ff;
  --border: rgba(20, 49, 118, 0.12);
  --border-strong: rgba(20, 49, 118, 0.2);
  --text: #12204f;
  --text-muted: #64749a;
  --accent: #1a5ce5;
  --accent-strong: #0d48c6;
  --accent-soft: rgba(26, 92, 229, 0.1);
  --success: #0d8b57;
  --warning: #b56a00;
  --danger: #d7263d;
  --shadow: 0 24px 50px rgba(16, 39, 90, 0.12);
  --shadow-soft: 0 12px 30px rgba(16, 39, 90, 0.08);
  --radius-xl: 30px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --font-ui: "Inter", "Segoe UI", sans-serif;
  --font-display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-ui);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(26, 92, 229, 0.12), transparent 32%),
    radial-gradient(circle at top right, rgba(255, 214, 61, 0.16), transparent 24%),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 56%, #edf2fd 100%);
}

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

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

button {
  cursor: pointer;
}

.icon-defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
}

.admin-shell {
  width: min(1320px, calc(100% - 40px));
  margin: 0 auto;
  padding: 26px 0 56px;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: clamp(1.45rem, 1.15rem + 1vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand-mark {
  width: 36px;
  height: 36px;
}

.brand-dark {
  color: #102258;
}

.brand-accent {
  color: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.text-link,
.ghost-button,
.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease, background 160ms ease;
}

.text-link {
  color: var(--text);
  font-weight: 600;
}

.ghost-button,
.secondary-button {
  padding: 0.9rem 1.2rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.82);
  border-color: var(--border);
  box-shadow: var(--shadow-soft);
}

.primary-button {
  padding: 0.98rem 1.3rem;
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  box-shadow: 0 18px 36px rgba(26, 92, 229, 0.24);
}

.secondary-button {
  font-weight: 600;
}

.ghost-button:hover,
.primary-button:hover,
.secondary-button:hover,
.text-link:hover {
  transform: translateY(-1px);
}

.admin-main {
  display: grid;
  gap: 24px;
}

.hero-card,
.panel-card,
.flash,
.section-nav {
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-card {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 0.9fr);
  gap: 24px;
  padding: 34px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(241, 246, 255, 0.92));
}

.hero-copy h1,
.section-head h2,
.panel-head h2,
.panel-head h3 {
  margin: 0;
  color: #101d4f;
}

.hero-copy h1 {
  max-width: 12ch;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 1.7rem + 2vw, 4.2rem);
  line-height: 0.94;
  letter-spacing: -0.05em;
}

.hero-copy p {
  max-width: 60ch;
  margin: 18px 0 0;
  color: var(--text-muted);
  font-size: 1.04rem;
  line-height: 1.7;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.hero-tag,
.user-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 0.92rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(26, 92, 229, 0.14);
  color: #16326f;
  font-weight: 700;
}

.hero-status {
  display: grid;
  gap: 14px;
}

.status-box {
  display: grid;
  gap: 10px;
  padding: 22px;
  min-height: 148px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(16, 39, 90, 0.1);
  background: rgba(255, 255, 255, 0.92);
}

.status-box-accent {
  background: linear-gradient(135deg, rgba(26, 92, 229, 0.96), rgba(14, 72, 198, 0.94));
  color: #ffffff;
}

.status-box-accent p,
.status-box-accent .status-label {
  color: rgba(255, 255, 255, 0.82);
}

.status-label {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.status-box strong {
  font-size: 1.25rem;
}

.status-box p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.flash {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--text);
}

.flash.is-success {
  border-color: rgba(13, 139, 87, 0.18);
  color: var(--success);
}

.flash.is-error {
  border-color: rgba(215, 38, 61, 0.18);
  color: var(--danger);
}

.auth-grid,
.split-grid,
.offers-admin-grid {
  display: grid;
  gap: 24px;
}

.auth-grid,
.split-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.offers-admin-grid {
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.2fr);
}

.panel-card {
  padding: 26px;
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.panel-card-soft {
  background: linear-gradient(180deg, rgba(243, 248, 255, 0.95), rgba(255, 255, 255, 0.92));
}

.panel-card-wide {
  min-height: 100%;
}

.panel-head,
.section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.section-block {
  display: grid;
  gap: 16px;
}

.section-nav {
  position: sticky;
  top: 16px;
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
}

.section-nav a {
  padding: 0.72rem 1rem;
  border-radius: 999px;
  color: var(--text-muted);
  font-weight: 700;
}

.section-nav a:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.stats-grid,
.card-grid,
.monitor-grid {
  display: grid;
  gap: 16px;
}

.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card-grid,
.monitor-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stat-card,
.monitor-card,
.source-card,
.store-card,
.offer-row,
.offer-editor-card,
.mini-note,
.code-callout {
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border);
}

.stat-card {
  padding: 18px;
  display: grid;
  gap: 10px;
}

.monitor-card {
  display: grid;
  gap: 10px;
  padding: 20px;
}

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

.stat-card strong,
.monitor-card strong {
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2.15rem);
  letter-spacing: -0.04em;
}

.monitor-card p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.monitor-card.is-success {
  border-color: rgba(13, 139, 87, 0.16);
  background: rgba(245, 255, 250, 0.92);
}

.monitor-card.is-warning {
  border-color: rgba(181, 106, 0, 0.18);
  background: rgba(255, 249, 240, 0.94);
}

.monitor-card.is-error {
  border-color: rgba(215, 38, 61, 0.16);
  background: rgba(255, 245, 247, 0.94);
}

.stack-form,
.filter-form,
.source-form,
.store-form,
.offer-editor-form {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  font-size: 0.9rem;
  font-weight: 700;
  color: #223468;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-width: 0;
  padding: 0.92rem 1rem;
  color: var(--text);
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: 14px;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.field textarea {
  min-height: 132px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(26, 92, 229, 0.44);
  box-shadow: 0 0 0 4px rgba(26, 92, 229, 0.12);
}

.checkbox-row {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 600;
}

.steps-list {
  display: grid;
  gap: 14px;
  padding-left: 20px;
  margin: 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.steps-list.compact {
  gap: 10px;
}

.code-callout,
.mini-note {
  padding: 16px 18px;
}

.upload-status {
  display: grid;
  gap: 12px;
  padding: 16px 18px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(243, 248, 255, 0.95), rgba(255, 255, 255, 0.94));
  border: 1px solid rgba(26, 92, 229, 0.12);
}

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

.upload-status-head strong {
  color: #16326f;
  font-size: 0.98rem;
}

.upload-status-head span {
  color: var(--accent);
  font-size: 0.94rem;
  font-weight: 800;
}

.upload-progress {
  position: relative;
  height: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(26, 92, 229, 0.1);
}

.upload-progress-bar {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--accent), #4d84ff);
  transition: width 180ms ease;
}

.upload-status.is-processing .upload-progress-bar {
  position: relative;
  overflow: hidden;
}

.upload-status.is-processing .upload-progress-bar::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.42) 46%, transparent 100%);
  animation: upload-processing-shimmer 1.25s linear infinite;
}

.upload-status-text {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.6;
}

@keyframes upload-processing-shimmer {
  0% {
    transform: translateX(-100%);
  }

  100% {
    transform: translateX(100%);
  }
}

.code-callout {
  display: grid;
  gap: 8px;
  margin-top: 18px;
  background: #102258;
  color: #ffffff;
}

.code-callout span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.86rem;
}

.code-callout code {
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.96rem;
}

.mini-note {
  margin-top: 18px;
  color: var(--text-muted);
  line-height: 1.6;
}

.table-shell {
  overflow: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.88);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 880px;
}

.data-table th,
.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(16, 39, 90, 0.08);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.status-pill,
.transport-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.42rem 0.76rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
}

.status-pill.success {
  color: var(--success);
  background: rgba(13, 139, 87, 0.1);
}

.status-pill.blocked,
.status-pill.error {
  color: var(--danger);
  background: rgba(215, 38, 61, 0.1);
}

.status-pill.pending,
.status-pill.idle {
  color: var(--warning);
  background: rgba(181, 106, 0, 0.12);
}

.transport-pill {
  color: var(--accent);
  background: rgba(26, 92, 229, 0.1);
}

.source-card,
.store-card {
  padding: 20px;
}

.source-head,
.store-head,
.offer-row-head,
.offer-editor-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.source-title,
.store-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.source-head-side {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.store-logo-shell,
.offer-logo-shell {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  padding: 10px;
  border-radius: 16px;
  background: rgba(245, 248, 255, 0.9);
  border: 1px solid var(--border);
}

.store-logo-shell img,
.offer-logo-shell img {
  max-width: 100%;
  max-height: 100%;
}

.source-title h3,
.store-title h3,
.offer-row h3,
.offer-editor-head h3 {
  margin: 0;
  font-size: 1.04rem;
}

.source-meta,
.store-meta,
.offer-meta-line {
  margin: 6px 0 0;
  color: var(--text-muted);
  line-height: 1.5;
}

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

.source-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 16px 0;
}

.source-metric,
.monitor-list-item {
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(245, 248, 255, 0.86);
}

.source-metric {
  display: grid;
  gap: 6px;
  padding: 12px;
}

.source-metric span {
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.source-metric strong {
  font-size: 1rem;
  letter-spacing: -0.03em;
}

.source-note {
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(181, 106, 0, 0.12);
  background: rgba(255, 249, 240, 0.82);
  color: #8a5b05;
  line-height: 1.55;
}

.source-note.success {
  border-color: rgba(13, 139, 87, 0.14);
  background: rgba(240, 255, 246, 0.86);
  color: var(--success);
}

.source-note.error {
  border-color: rgba(215, 38, 61, 0.14);
  background: rgba(255, 244, 247, 0.88);
  color: var(--danger);
}

.monitor-list {
  display: grid;
  gap: 12px;
}

.monitor-list-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
}

.monitor-list-item p {
  margin: 0;
  color: var(--text);
  line-height: 1.6;
}

.monitor-list-marker {
  width: 10px;
  height: 10px;
  margin-top: 0.45rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.offer-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.offer-row {
  display: grid;
  gap: 12px;
  padding: 16px;
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.offer-row.is-active {
  border-color: rgba(26, 92, 229, 0.28);
  box-shadow: 0 16px 32px rgba(26, 92, 229, 0.12);
}

.offer-row button {
  border: 0;
  padding: 0;
  background: none;
  color: inherit;
  text-align: left;
}

.offer-row:hover {
  transform: translateY(-1px);
  border-color: rgba(26, 92, 229, 0.2);
}

.offer-price-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.offer-price-line strong {
  font-size: 1.12rem;
}

.offer-price-line span {
  color: var(--text-muted);
  text-decoration: line-through;
}

.offer-empty {
  padding: 22px;
  border-radius: 18px;
  background: rgba(244, 247, 253, 0.88);
  color: var(--text-muted);
  border: 1px dashed rgba(16, 39, 90, 0.14);
}

.offer-editor-card {
  display: grid;
  gap: 18px;
  padding: 20px;
}

.offer-editor-summary {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: center;
}

.offer-editor-grid .field.full {
  grid-column: 1 / -1;
}

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

.muted-note {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

@media (max-width: 1120px) {
  .hero-card,
  .auth-grid,
  .split-grid,
  .offers-admin-grid,
  .stats-grid,
  .card-grid,
  .monitor-grid {
    grid-template-columns: 1fr;
  }

  .section-nav {
    border-radius: 24px;
  }
}

@media (max-width: 720px) {
  .admin-shell {
    width: min(100% - 20px, 1320px);
    padding-top: 12px;
  }

  .admin-header,
  .hero-card,
  .panel-card {
    padding-inline: 18px;
  }

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

  .header-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .header-actions > * {
    width: 100%;
  }

  .hero-card {
    padding-block: 24px;
  }

  .hero-copy h1 {
    max-width: 9ch;
  }

  .source-form-grid,
  .store-form-grid,
  .offer-editor-grid {
    grid-template-columns: 1fr;
  }

  .source-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .data-table {
    min-width: 680px;
  }
}