:root {
  color-scheme: light;
  --ink: #202020;
  --muted: #686868;
  --line: #a9a9a9;
  --line-strong: #606060;
  --paper: #f4f2ed;
  --surface: #ffffff;
  --soft: #e8e6e0;
  --implemented: #dce9df;
  --proposed: #e2e6ee;
  --external: #f1e3ce;
  --danger: #eee0e0;
  --focus: #1f5f8b;
  --shadow: 0 14px 40px rgba(20, 20, 20, 0.12);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
}

button,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
}

.planning-banner {
  border-bottom: 2px solid var(--line-strong);
  background: #292929;
  color: #fff;
  padding: 0.7rem 1rem;
  text-align: center;
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-shell {
  width: min(1440px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.page-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: end;
  margin-bottom: 1.5rem;
}

.eyebrow {
  margin: 0 0 0.45rem;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.page-header h1 {
  max-width: 18ch;
  margin-bottom: 0.65rem;
  font-size: clamp(2rem, 5vw, 4.8rem);
  line-height: 0.94;
  letter-spacing: -0.055em;
}

.lede {
  max-width: 68ch;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
}

.header-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: flex-end;
}

.text-link,
.control-button {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--surface);
  padding: 0.65rem 0.95rem;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 700;
}

.text-link:hover,
.text-link:focus-visible,
.control-button:hover,
.control-button:focus-visible {
  outline: 3px solid rgba(31, 95, 139, 0.22);
  outline-offset: 2px;
}

.controls {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.control {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.control select {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: #fff;
  color: var(--ink);
  padding: 0.68rem;
  text-transform: none;
}

.view-controls {
  display: flex;
  align-items: end;
  gap: 0.45rem;
}

.control-button[aria-pressed="true"] {
  background: var(--ink);
  color: #fff;
}

.results-summary {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.wireframe-card {
  min-width: 0;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.wireframe-card[hidden] {
  display: none;
}

.wireframe-card__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  border-bottom: 1px solid var(--line);
  padding: 1rem;
}

.wireframe-card__header h2 {
  margin-bottom: 0.25rem;
  font-size: 1.12rem;
}

.wireframe-card__header p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.45;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  justify-content: flex-end;
  align-content: start;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 1.55rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.18rem 0.55rem;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.tag--implemented {
  background: var(--implemented);
}

.tag--proposed {
  background: var(--proposed);
}

.tag--external {
  background: var(--external);
}

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

.wireframe-card__stage {
  display: grid;
  min-height: 540px;
  place-items: center;
  overflow: auto;
  background:
    linear-gradient(var(--soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--soft) 1px, transparent 1px),
    #f9f9f7;
  background-size: 18px 18px;
  padding: 1.25rem;
}

.wireframe-card__notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  border-top: 1px solid var(--line);
  padding: 1rem;
  font-size: 0.78rem;
  line-height: 1.5;
}

.wireframe-card__notes strong {
  display: block;
  margin-bottom: 0.2rem;
}

.viewport {
  width: min(100%, 780px);
  transition: width 180ms ease;
}

.gallery[data-viewport="mobile"] .viewport {
  width: min(100%, 390px);
}

.browser {
  overflow: hidden;
  border: 2px solid var(--line-strong);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 8px 8px 0 #d2d2ce;
}

.browser__chrome {
  display: flex;
  align-items: center;
  gap: 0.36rem;
  height: 28px;
  border-bottom: 1px solid var(--line);
  background: #e4e4e1;
  padding: 0 0.6rem;
}

.browser__dot {
  width: 8px;
  height: 8px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: #fafafa;
}

.portal {
  min-height: 420px;
  background: #fff;
}

.public-site {
  min-height: 420px;
  background: #fff;
}

.public-site__main {
  width: min(100% - 2rem, 580px);
  margin: 0 auto;
  padding: 1.5rem 0;
}

.portal__nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--line);
  padding: 0.7rem 0.85rem;
}

.portal__brand {
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.portal__nav-items {
  display: flex;
  gap: 0.65rem;
  color: var(--muted);
  font-size: 0.68rem;
}

.portal__layout {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  min-height: 380px;
}

.confirmation-state {
  display: grid;
  min-height: 310px;
  align-content: center;
  justify-items: start;
}

.confirmation-state > p {
  max-width: 52ch;
}

.confirmation-mark {
  display: grid;
  width: 2.6rem;
  height: 2.6rem;
  margin-bottom: 1rem;
  place-items: center;
  border: 2px solid var(--line-strong);
  border-radius: 50%;
  background: var(--implemented);
  font-weight: 900;
}

.review-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 0.75rem;
}

.review-list {
  display: grid;
  align-content: start;
  gap: 0.45rem;
}

.review-item {
  display: grid;
  gap: 0.3rem;
  border: 1px solid var(--line);
  padding: 0.7rem;
  font-size: 0.72rem;
}

.review-item--selected {
  border-color: var(--line-strong);
  background: var(--proposed);
}

.briefing-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.compact-list {
  margin: 0.4rem 0 0.7rem;
  padding-left: 1.1rem;
  font-size: 0.72rem;
  line-height: 1.55;
}

.decision-row {
  justify-content: flex-end;
}

.onboarding-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.35rem;
  margin: 0.7rem 0 1rem;
}

.onboarding-step {
  border: 1px solid var(--line);
  padding: 0.45rem;
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 750;
}

.onboarding-step--complete {
  background: var(--implemented);
  color: var(--ink);
}

.onboarding-step--active {
  border-color: var(--line-strong);
  background: var(--proposed);
  color: var(--ink);
}

.portal__sidebar {
  border-right: 1px solid var(--line);
  background: #f3f3f0;
  padding: 0.8rem;
}

.portal__sidebar-label {
  margin-bottom: 0.45rem;
  color: var(--muted);
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.portal__sidebar-item {
  margin-bottom: 0.35rem;
  border: 1px solid transparent;
  padding: 0.45rem;
  font-size: 0.68rem;
}

.portal__sidebar-item--active {
  border-color: var(--line-strong);
  background: #fff;
  font-weight: 800;
}

.portal__main {
  min-width: 0;
  padding: 1rem;
}

.portal__main h3 {
  margin-bottom: 0.25rem;
  font-size: 1.18rem;
}

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

.small {
  font-size: 0.68rem;
}

.status-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.8rem 0;
}

.status-chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f8f8f6;
  padding: 0.28rem 0.55rem;
  font-size: 0.62rem;
  font-weight: 750;
}

.panel {
  margin-top: 0.75rem;
  border: 1px solid var(--line);
  background: #fff;
  padding: 0.75rem;
}

.panel--soft {
  background: #f5f5f2;
}

.panel--external {
  border-style: dashed;
  background: var(--external);
}

.panel__title {
  margin-bottom: 0.55rem;
  font-size: 0.76rem;
  font-weight: 850;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.metric {
  border: 1px solid var(--line);
  padding: 0.65rem;
}

.metric strong {
  display: block;
  margin-bottom: 0.22rem;
  font-size: 0.84rem;
}

.field {
  display: grid;
  gap: 0.28rem;
  margin-bottom: 0.6rem;
  color: var(--muted);
  font-size: 0.64rem;
  font-weight: 750;
}

.input,
.textarea,
.select-box {
  min-height: 34px;
  border: 1px solid var(--line-strong);
  background: #fff;
  padding: 0.5rem;
  color: var(--ink);
  font-size: 0.7rem;
  font-weight: 500;
}

.textarea {
  min-height: 68px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.65rem;
}

.mock-button {
  border: 1px solid var(--line-strong);
  background: var(--ink);
  color: #fff;
  padding: 0.45rem 0.68rem;
  font-size: 0.66rem;
  font-weight: 800;
}

.mock-button--secondary {
  background: #fff;
  color: var(--ink);
}

.mock-button--danger {
  background: #6e2f2f;
}

.timeline {
  display: grid;
  gap: 0.65rem;
  margin-top: 0.8rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 0.55rem;
}

.avatar {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: #ededeb;
  font-size: 0.6rem;
  font-weight: 850;
}

.timeline-item__body {
  border: 1px solid var(--line);
  padding: 0.55rem;
  font-size: 0.68rem;
  line-height: 1.45;
}

.timeline-item__meta {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.28rem;
  color: var(--muted);
  font-size: 0.58rem;
}

.timeline-event {
  border-left: 3px solid var(--line-strong);
  background: #f3f3f0;
  padding: 0.5rem 0.65rem;
  font-size: 0.64rem;
}

.document {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 160px;
  gap: 0.75rem;
}

.document__page {
  min-height: 220px;
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(#d1d1ce 1px, transparent 1px) 1rem 2.6rem / calc(100% - 2rem)
      22px repeat-y,
    #fff;
  padding: 0.75rem;
}

.document__page strong {
  display: block;
  margin-bottom: 1.3rem;
  font-size: 0.8rem;
}

.version-list {
  display: grid;
  gap: 0.4rem;
}

.version {
  border: 1px solid var(--line);
  padding: 0.5rem;
  font-size: 0.62rem;
}

.version--current {
  border: 2px solid var(--line-strong);
  background: var(--proposed);
}

.approval-box {
  border: 2px solid var(--line-strong);
  background: #f7f7f4;
  padding: 0.75rem;
}

.handoff-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0.4rem;
  align-items: center;
  margin: 1rem 0;
}

.handoff-node {
  min-height: 84px;
  border: 1px solid var(--line-strong);
  padding: 0.55rem;
  font-size: 0.65rem;
}

.handoff-node--external {
  border-style: dashed;
  background: var(--external);
}

.handoff-arrow {
  color: var(--muted);
  font-weight: 900;
}

.draft-columns {
  display: grid;
  grid-template-columns: 0.85fr 1.4fr;
  gap: 0.7rem;
}

.draft-card {
  border: 1px solid var(--line);
  padding: 0.6rem;
  font-size: 0.65rem;
}

.draft-card--selected {
  border: 2px solid var(--line-strong);
  background: var(--proposed);
}

.callout {
  margin-top: 0.65rem;
  border-left: 4px solid var(--focus);
  background: #e8f0f5;
  padding: 0.55rem;
  font-size: 0.65rem;
  line-height: 1.45;
}

.empty-state,
.error-state {
  display: grid;
  min-height: 210px;
  place-items: center;
  border: 1px dashed var(--line-strong);
  padding: 1.5rem;
  text-align: center;
}

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

.empty-state strong,
.error-state strong {
  display: block;
  margin-bottom: 0.35rem;
}

.login-shell {
  display: grid;
  min-height: 420px;
  place-items: center;
  padding: 1.5rem;
  background: #f2f2ef;
}

.login-card {
  width: min(100%, 320px);
  border: 1px solid var(--line-strong);
  background: #fff;
  padding: 1rem;
}

.login-card h3 {
  margin-bottom: 0.3rem;
}

.mobile-note {
  display: none;
}

.gallery[data-viewport="mobile"] .portal__layout {
  grid-template-columns: 1fr;
}

.gallery[data-viewport="mobile"] .portal__sidebar {
  display: none;
}

.gallery[data-viewport="mobile"] .portal__nav-items {
  display: none;
}

.gallery[data-viewport="mobile"] .grid-2,
.gallery[data-viewport="mobile"] .document,
.gallery[data-viewport="mobile"] .draft-columns,
.gallery[data-viewport="mobile"] .review-layout,
.gallery[data-viewport="mobile"] .briefing-grid,
.gallery[data-viewport="mobile"] .onboarding-steps {
  grid-template-columns: 1fr;
}

.gallery[data-viewport="mobile"] .handoff-flow {
  grid-template-columns: 1fr;
}

.gallery[data-viewport="mobile"] .handoff-arrow {
  transform: rotate(90deg);
  text-align: center;
}

.gallery[data-viewport="mobile"] .mobile-note {
  display: block;
}

@media (max-width: 900px) {
  .page-header {
    grid-template-columns: 1fr;
  }

  .header-links {
    justify-content: flex-start;
  }

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

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

@media (max-width: 560px) {
  .page-shell {
    width: min(100% - 1rem, 1440px);
    padding-top: 1rem;
  }

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

  .wireframe-card__header,
  .wireframe-card__notes {
    grid-template-columns: 1fr;
  }

  .tag-row {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}