:root {
  --ink: #172033;
  --ink-soft: #586277;
  --surface: #ffffff;
  --surface-muted: #f5f7f9;
  --line: #dce1e7;
  --navy: #18253d;
  --navy-soft: #24344f;
  --accent: #087766;
  --accent-hover: #066657;
  --accent-soft: #e6f3f0;
  --danger: #b42318;
  --danger-soft: #fef0ee;
  --warning: #9a6700;
  --focus: #0b6efd;
  --radius: 10px;
  --sidebar-width: 232px;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--surface-muted);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  font-size: 16px;
  line-height: 1.5;
}

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

a {
  color: inherit;
}

button,
a,
input {
  outline-offset: 3px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid var(--focus);
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 8px 12px;
  color: #fff;
  background: var(--ink);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  height: 100vh;
  padding: 20px 16px;
  color: #fff;
  background: var(--navy);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px;
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: var(--accent);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: #b9c4d6;
}

.nav-list {
  display: grid;
  gap: 4px;
  margin-top: 34px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 7px;
  color: #dfe6f1;
  text-decoration: none;
}

.nav-link:hover,
.nav-link-active {
  color: #fff;
  background: var(--navy-soft);
}

.sidebar-footer {
  margin-top: auto;
  padding: 16px 8px 0;
  border-top: 1px solid #35445d;
}

.user-name {
  display: block;
  margin-bottom: 4px;
  overflow: hidden;
  font-size: 14px;
  text-overflow: ellipsis;
}

.link-button {
  padding: 0;
  border: 0;
  color: #b9c4d6;
  background: transparent;
  cursor: pointer;
  text-decoration: underline;
}

.main-column {
  min-width: 0;
}

.topbar {
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.topbar-title {
  font-weight: 700;
}

.environment-badge {
  padding: 4px 9px;
  border-radius: 999px;
  color: var(--accent);
  background: var(--accent-soft);
  font-size: 13px;
  font-weight: 700;
}

.page-content {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 32px;
}

.page-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}

.eyebrow {
  margin: 0 0 3px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 6px;
  font-size: clamp(26px, 3vw, 34px);
  line-height: 1.15;
}

h2 {
  margin-bottom: 6px;
  font-size: 20px;
}

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

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.plan-filter {
  display: flex;
  align-items: end;
  gap: 12px;
  margin-bottom: 22px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.plan-filter .field {
  min-width: 190px;
}

.dashboard-section {
  margin-top: 24px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
}

.section-heading p {
  margin-bottom: 0;
}

.danger-text {
  color: var(--danger);
  font-weight: 700;
}

.metric-card {
  min-height: 150px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.metric-card-accent {
  border-top: 4px solid var(--accent);
  padding-top: 17px;
}

.metric-label,
.metric-note {
  display: block;
}

.metric-label {
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 700;
}

.metric-value {
  display: block;
  margin: 10px 0 8px;
  font-size: 30px;
  line-height: 1;
}

.metric-note {
  color: var(--ink-soft);
  font-size: 13px;
}

.empty-state {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 22px;
  padding: 24px;
  border: 1px dashed #aeb7c4;
  border-radius: var(--radius);
  background: var(--surface);
}

.empty-state p {
  margin-bottom: 0;
  color: var(--ink-soft);
}

.empty-icon {
  display: grid;
  flex: 0 0 46px;
  height: 46px;
  place-items: center;
  border-radius: 8px;
  color: var(--accent);
  background: var(--accent-soft);
  font-size: 24px;
  font-weight: 800;
}

.auth-layout {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 24px;
  background: var(--navy);
}

.login-panel {
  width: min(100%, 420px);
  padding: 32px;
  border-radius: var(--radius);
  background: var(--surface);
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 30px;
}

.login-brand strong,
.login-brand span {
  display: block;
}

.login-brand span {
  color: var(--ink-soft);
  font-size: 14px;
}

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

.field {
  gap: 6px;
}

.field label {
  font-size: 14px;
  font-weight: 700;
}

.field input {
  width: 100%;
  min-height: 44px;
  padding: 9px 11px;
  border: 1px solid #aeb7c4;
  border-radius: 7px;
  color: var(--ink);
  background: #fff;
}

.field input:focus {
  border-color: var(--focus);
}

.form-error,
.message {
  margin-bottom: 16px;
  padding: 10px 12px;
  border-left: 4px solid var(--danger);
  color: var(--danger);
  background: var(--danger-soft);
}

.button {
  min-height: 42px;
  padding: 9px 16px;
  border: 1px solid transparent;
  border-radius: 7px;
  cursor: pointer;
  font-weight: 750;
}

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

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

.button-secondary {
  border-color: var(--line);
  color: var(--ink);
  background: var(--surface);
  text-decoration: none;
}

.button-block {
  width: 100%;
}

.table-card,
.form-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.table-scroll {
  overflow-x: auto;
}

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

th,
td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

th {
  color: var(--ink-soft);
  background: #fafbfc;
  font-size: 13px;
}

tbody tr:last-child td {
  border-bottom: 0;
}

.numeric {
  text-align: right;
}

.tag,
.status {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 7px;
  border-radius: 999px;
  color: var(--ink-soft);
  background: #eef1f4;
  font-size: 12px;
  font-weight: 700;
}

.status-ok {
  color: var(--accent);
  background: var(--accent-soft);
}

.text-link {
  color: var(--accent);
  font-weight: 700;
}

.secondary-link {
  margin-left: 10px;
  color: var(--ink-soft);
  font-size: 13px;
}

.supplier-metrics {
  margin-bottom: 8px;
}

.empty-cell {
  padding: 32px 16px;
  color: var(--ink-soft);
  text-align: center;
}

.form-card {
  padding: 24px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 22px;
}

.field select,
.field textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid #aeb7c4;
  border-radius: 7px;
  color: var(--ink);
  background: #fff;
}

.field-checkbox {
  display: flex;
  grid-template-columns: none;
  align-items: center;
  gap: 8px;
}

.field-checkbox input {
  width: 20px;
  min-height: 20px;
}

.field-error {
  color: var(--danger);
  font-size: 13px;
}

.form-actions {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.upload-card {
  max-width: 720px;
}

.notice {
  margin-bottom: 18px;
  padding: 12px 14px;
  border-left: 4px solid var(--accent);
  color: #075d51;
  background: var(--accent-soft);
}

.notice-warning {
  border-left-color: var(--warning);
  color: #6f4b00;
  background: #fff7df;
}

.compact-form .form-actions {
  margin-top: 18px;
}

.preview-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 18px;
}

.summary-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-bottom: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
}

.summary-strip div {
  padding: 15px 16px;
  background: var(--surface);
}

.summary-strip span,
.summary-strip strong {
  display: block;
}

.summary-strip span {
  color: var(--ink-soft);
  font-size: 13px;
}

.summary-strip strong {
  margin-top: 3px;
  font-size: 19px;
}

.table-note {
  margin-top: 9px;
  font-size: 13px;
}

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

.purpose-cell {
  max-width: 430px;
  color: var(--ink-soft);
  font-size: 13px;
}

.estimate-label {
  font-size: 11px;
}

@media (max-width: 820px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    padding: 12px 16px;
  }

  .nav-list {
    margin-top: 12px;
  }

  .sidebar-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 12px;
  }

  .topbar {
    display: none;
  }

  .page-content {
    padding: 24px 16px;
  }

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

  .plan-filter {
    align-items: stretch;
    flex-direction: column;
  }

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

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

@media (max-width: 420px) {
  .login-panel {
    padding: 24px 20px;
  }

  .empty-state {
    align-items: flex-start;
  }
}