:root {
  --bg: #edf1f6;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: #ffffff;
  --surface-soft: #f5f7fa;
  --surface-accent: #edf2f8;
  --text: #132330;
  --muted: #667489;
  --line: rgba(19, 35, 48, 0.1);
  --line-strong: rgba(19, 35, 48, 0.16);
  --accent: #234d82;
  --accent-strong: #17365b;
  --accent-soft: #e7eef8;
  --danger: #c1412d;
  --danger-soft: #fdecea;
  --warning: #9b6508;
  --warning-soft: #fff4d8;
  --nav: rgba(10, 19, 31, 0.9);
  --nav-line: rgba(255, 255, 255, 0.08);
  --radius-xl: 26px;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --shadow-lg: 0 28px 60px rgba(11, 23, 34, 0.14);
  --shadow-md: 0 16px 34px rgba(11, 23, 34, 0.09);
  --shadow-sm: 0 10px 18px rgba(11, 23, 34, 0.05);
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", "Avenir Next", "Segoe UI", sans-serif;
  color: var(--text);
  overflow-x: hidden;
  background:
    radial-gradient(circle at top left, rgba(35, 77, 130, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(53, 72, 97, 0.08), transparent 24%),
    linear-gradient(180deg, #f8fafc 0%, var(--bg) 56%, #e7ecf2 100%);
}

a {
  color: inherit;
}

button,
input,
textarea {
  font: inherit;
}

code {
  font-family: "IBM Plex Mono", "SFMono-Regular", monospace;
}

.shell {
  max-width: 1320px;
  margin: 0 auto;
  padding: 24px 20px 48px;
}

.topbar {
  position: sticky;
  top: 18px;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 22px;
  padding: 14px 18px;
  border-radius: var(--radius-xl);
  background: var(--nav);
  border: 1px solid var(--nav-line);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, #4b6f9b 0%, #17365b 100%);
  color: #f8fbff;
  font-weight: 800;
  letter-spacing: 0.08em;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.36);
}

.eyebrow,
.brand h1,
.hero h2,
.hero p,
.section-head h3,
.section-head p,
.field label,
.meta-label,
.empty-state,
.card p,
.metric-label,
.metric-note {
  margin: 0;
}

.eyebrow {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(224, 233, 242, 0.72);
}

.brand h1 {
  font-size: 1.14rem;
  color: #f5fafc;
  letter-spacing: -0.03em;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tabs a {
  padding: 10px 14px;
  border-radius: 999px;
  text-decoration: none;
  color: #d7e5ef;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.tabs a:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-1px);
}

.tabs a.active {
  background: rgba(35, 77, 130, 0.24);
  color: #f8fbff;
  border-color: rgba(155, 184, 224, 0.24);
}

.workspace,
.page,
.grid,
.stack,
.activity-list,
.result-grid,
.toast-region,
.copy-stack,
.metric-strip,
.action-grid,
.dashboard-grid,
.sync-grid {
  display: grid;
  gap: 18px;
}

.page {
  gap: 18px;
}

.hero,
.card,
.form-card,
.result-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(16px);
}

.hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: 20px;
  padding: 24px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.97), rgba(242, 246, 251, 0.95));
}

.hero::before {
  content: "";
  position: absolute;
  right: -76px;
  bottom: -110px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(35, 77, 130, 0.14), rgba(35, 77, 130, 0));
  pointer-events: none;
}

.hero-copy,
.hero-aside {
  position: relative;
  z-index: 1;
}

.hero-copy {
  display: grid;
  gap: 16px;
  align-content: start;
}

.hero h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.hero p {
  max-width: 60ch;
  color: var(--muted);
  line-height: 1.56;
}

.hero-aside {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  align-content: start;
}

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

.metric-tile {
  display: grid;
  gap: 8px;
  align-content: start;
  min-height: 108px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(19, 35, 48, 0.08);
  box-shadow: var(--shadow-sm);
}

.metric-tile.success {
  background: linear-gradient(180deg, #f8fbff 0%, var(--accent-soft) 100%);
  border-color: rgba(35, 77, 130, 0.14);
}

.metric-tile.warning {
  background: linear-gradient(180deg, #fffdfa 0%, var(--warning-soft) 100%);
  border-color: rgba(155, 101, 8, 0.18);
}

.metric-tile.danger {
  background: linear-gradient(180deg, #fffaf9 0%, var(--danger-soft) 100%);
  border-color: rgba(193, 65, 45, 0.16);
}

.metric-label,
.section-kicker,
.meta-label,
.data-table th {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.metric-main {
  font-size: 1.26rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1.12;
  word-break: break-word;
}

.metric-note,
.helper,
.meta-value.muted,
.empty-state,
.field-note {
  color: var(--muted);
}

.metric-note {
  font-size: 0.87rem;
  line-height: 1.45;
}

.grid.one {
  grid-template-columns: 1fr;
}

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

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

.dashboard-grid {
  grid-template-columns: minmax(0, 1.36fr) minmax(320px, 0.9fr);
}

.sync-grid {
  grid-template-columns: minmax(0, 1.14fr) minmax(320px, 0.86fr);
}

.card,
.form-card,
.result-card {
  padding: 18px;
}

.card-accent {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.97), rgba(237, 243, 250, 0.96));
  border-color: rgba(35, 77, 130, 0.12);
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 16px;
}

.section-head > * {
  min-width: 0;
}

.section-head h3 {
  margin-top: 4px;
  font-size: 1.08rem;
  letter-spacing: -0.03em;
}

.section-head p {
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.52;
  max-width: 62ch;
}

.pill-row,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.pill,
.status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1;
  white-space: nowrap;
}

.pill.success,
.status-badge.success {
  color: var(--accent-strong);
  background: var(--accent-soft);
  border-color: rgba(35, 77, 130, 0.12);
}

.pill.warning,
.status-badge.warning {
  color: var(--warning);
  background: var(--warning-soft);
  border-color: rgba(155, 101, 8, 0.12);
}

.pill.danger,
.status-badge.danger {
  color: var(--danger);
  background: var(--danger-soft);
  border-color: rgba(193, 65, 45, 0.12);
}

.status-badge.neutral {
  color: var(--muted);
}

.form-grid,
.field,
.result-grid,
.copy-meta {
  display: grid;
  gap: 12px;
}

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

.field-full,
.form-grid.split .button-row {
  grid-column: 1 / -1;
}

.field label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 13px 14px;
  background: var(--surface-soft);
  color: var(--text);
  transition: border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.field textarea {
  min-height: 260px;
  resize: vertical;
  line-height: 1.58;
  font-family: "IBM Plex Mono", "SFMono-Regular", monospace;
  font-size: 0.9rem;
}

.field input::placeholder,
.field textarea::placeholder {
  color: #8b98a4;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  background: var(--surface-strong);
  border-color: rgba(35, 77, 130, 0.42);
  box-shadow: 0 0 0 4px rgba(35, 77, 130, 0.1);
}

.button,
.button-secondary,
.button-ghost,
.copy-button {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  border-radius: 12px;
  padding: 10px 15px;
  cursor: pointer;
  text-decoration: none;
  font-weight: 700;
  transition: transform 150ms ease, box-shadow 150ms ease, background 150ms ease, border-color 150ms ease;
  max-width: 100%;
}

.action-grid {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.action-grid .button,
.action-grid .button-secondary,
.action-grid .button-ghost {
  width: 100%;
}

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

.button {
  color: #ffffff;
  border: 1px solid transparent;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-strong) 100%);
  box-shadow: 0 10px 20px rgba(23, 54, 91, 0.2);
}

.button-secondary {
  color: #ffffff;
  border: 1px solid transparent;
  background: linear-gradient(180deg, #324255 0%, #202c3a 100%);
}

.button-ghost,
.copy-button {
  color: var(--text);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
}

.button[disabled],
.button-secondary[disabled],
.button-ghost[disabled] {
  opacity: 0.72;
  cursor: wait;
  transform: none;
}

.notice {
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  font-size: 0.92rem;
  line-height: 1.5;
  margin-bottom: 14px;
}

.notice.success {
  color: var(--accent-strong);
  background: var(--accent-soft);
  border-color: rgba(35, 77, 130, 0.12);
}

.notice.warning {
  color: var(--warning);
  background: var(--warning-soft);
  border-color: rgba(155, 101, 8, 0.12);
}

.setting-row {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.setting-row:last-child {
  border-bottom: none;
}

.setting-row strong {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.setting-row span {
  line-height: 1.52;
}

.copy-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(248, 250, 252, 0.92);
}

.copy-meta {
  min-width: 0;
}

.copy-row code {
  font-size: 0.82rem;
  line-height: 1.56;
  color: #183040;
  word-break: break-all;
}

.table-wrap {
  width: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface-strong);
}

.data-table {
  width: 100%;
  min-width: 0;
  table-layout: fixed;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.94rem;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 13px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.data-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f6faf8;
}

.data-table tbody tr:hover {
  background: rgba(35, 77, 130, 0.045);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.cell-stack {
  display: grid;
  gap: 4px;
}

.cell-main {
  font-weight: 700;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.cell-meta,
.meta-value {
  font-size: 0.88rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.activity-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.activity-item {
  display: grid;
  gap: 6px;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(251, 252, 253, 0.92);
}

.activity-title {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  display: inline-block;
}

.status-dot.success {
  background: var(--accent);
}

.status-dot.error {
  background: var(--danger);
}

.result-card.success {
  border-color: rgba(35, 77, 130, 0.16);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.97), rgba(236, 243, 250, 0.95));
}

.result-card.error {
  border-color: rgba(193, 65, 45, 0.16);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(253, 236, 234, 0.92));
}

.toast-region {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
}

.toast {
  min-width: 220px;
  max-width: 340px;
  padding: 14px 16px;
  border-radius: 16px;
  color: white;
  box-shadow: 0 18px 34px rgba(11, 23, 34, 0.18);
}

.toast.info {
  background: #10212b;
}

.toast.success {
  background: var(--accent);
}

.toast.error {
  background: var(--danger);
}

@media (max-width: 1180px) {
  .topbar,
  .hero,
  .dashboard-grid,
  .sync-grid,
  .grid.two,
  .metric-strip {
    grid-template-columns: 1fr;
  }

  .topbar {
    position: static;
    display: grid;
  }
}

@media (max-width: 860px) {
  .shell {
    padding: 18px 14px 32px;
  }

  .hero-aside,
  .grid.three,
  .form-grid.split,
  .action-grid,
  .metric-strip {
    grid-template-columns: 1fr;
  }

  .section-head,
  .setting-row,
  .copy-row {
    grid-template-columns: 1fr;
  }

  .section-head,
  .copy-row {
    display: grid;
  }

  .setting-row {
    gap: 6px;
  }

  .tabs {
    width: 100%;
  }

  .tabs a {
    flex: 1 1 calc(50% - 8px);
    text-align: center;
  }
}