/* MICHAEL OS 89 document routes
   Applied only to projects, work/case-study, and privacy pages.
   The conventional resume route intentionally does not load this file. */
:root {
  color-scheme: light;
  --ink: #111;
  --ink-strong: #000;
  --muted: #434343;
  --muted-2: #666;
  --canvas: #0a628a;
  --canvas-2: #e9e7de;
  --surface: #c0c0c0;
  --surface-2: #d4d0c8;
  --line: #808080;
  --line-bright: #fff;
  --signal: #000080;
  --signal-dark: #000052;
  --blue: #1084d0;
  --yellow: #fff4c2;
  --danger: #800000;
  --paper: #fffef7;
  --paper-ink: #111;
  --max: 1240px;
  --shadow: 4px 6px 0 rgba(0, 0, 0, .72);
  --sans: "MS Sans Serif", Tahoma, "Segoe UI", sans-serif;
  --mono: "Courier New", Consolas, monospace;
}

html {
  background: #0a628a;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  padding-bottom: 42px;
  overflow-x: hidden;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.025) 0 1px, transparent 1px 4px),
    linear-gradient(145deg, #075c7c, #138c9a 58%, #0a628a);
  color: #111;
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .24;
  background-image:
    linear-gradient(90deg, rgba(255,255,255,.11) 1px, transparent 1px),
    linear-gradient(rgba(0,0,0,.1) 1px, transparent 1px);
  background-size: 4px 4px;
}

body::after {
  content: "MICHAEL OS 89   |   DOCUMENT MODE";
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 500;
  min-height: 34px;
  display: flex;
  align-items: center;
  padding: 4px 10px;
  box-sizing: border-box;
  border-top: 2px solid #fff;
  background: #c0c0c0;
  color: #111;
  box-shadow: 0 -2px 0 #000;
  font: 700 11px/1.2 var(--sans);
  letter-spacing: .02em;
}

::selection {
  background: #000080;
  color: #fff;
}

:focus-visible {
  outline: 3px solid #fff4c2;
  outline-offset: 2px;
}

.skip-link {
  left: 10px;
  top: 8px;
  padding: 7px 10px;
  border: 2px solid #fff4c2;
  background: #000080;
  color: #fff;
  box-shadow: 2px 2px 0 #000;
  font: 700 12px/1.2 var(--sans);
}

/* System toolbar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 54px;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 8px;
  padding: 6px 8px;
  border: 0;
  border-bottom: 2px solid #000;
  background: #c0c0c0;
  box-shadow: inset 0 2px #fff, inset 2px 0 #fff, inset -2px 0 #808080;
  backdrop-filter: none;
}

.site-header .brand {
  min-width: 210px;
  min-height: 40px;
  display: grid;
  grid-template-columns: 42px 1fr;
  grid-template-rows: auto auto;
  gap: 0 8px;
  align-items: center;
  padding: 4px 9px 4px 5px;
  border-top: 2px solid #7bd58a;
  border-left: 2px solid #7bd58a;
  border-right: 2px solid #0a4515;
  border-bottom: 2px solid #0a4515;
  background: linear-gradient(180deg, #1b8f2d, #106b21);
  color: #fff;
  text-shadow: 1px 1px #07340f;
}

.site-header .brand span {
  grid-row: 1 / 3;
  width: 36px;
  height: 30px;
  border: 1px solid #fff;
  background: #000080;
  color: #fff;
  font: 900 13px/1 var(--mono);
}

.site-header .brand strong {
  color: #fff;
  font: 900 12px/1.1 var(--sans);
  letter-spacing: .02em;
}

.site-header .brand small {
  color: #dff6e2;
  font: 700 9px/1.1 var(--sans);
  letter-spacing: .08em;
}

.site-header nav {
  min-width: 0;
  display: flex;
  justify-content: flex-start;
  gap: 4px;
  padding: 4px;
  border-top: 2px solid #808080;
  border-left: 2px solid #808080;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  background: #d4d0c8;
}

.site-header nav a {
  min-height: 34px;
  padding: 0 12px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #808080;
  border-bottom: 2px solid #808080;
  background: #c0c0c0;
  color: #111;
  font: 700 11px/1 var(--sans);
}

.site-header nav a:hover {
  background: #d8d8d8;
  color: #000;
}

.site-header nav a[aria-current="page"] {
  border-top-color: #404040;
  border-left-color: #404040;
  border-right-color: #fff;
  border-bottom-color: #fff;
  background: #000080;
  color: #fff;
  box-shadow: none;
}

.header-actions {
  flex-wrap: nowrap;
  gap: 5px;
}

.header-actions .button {
  min-height: 38px;
  white-space: nowrap;
}

.header-actions [data-open-os] {
  border-top-color: #7bd58a;
  border-left-color: #7bd58a;
  border-right-color: #0a4515;
  border-bottom-color: #0a4515;
  background: #1b8f2d;
  color: #fff;
  text-shadow: 1px 1px #07340f;
}

/* Document window */
main#main-content {
  width: min(1280px, calc(100% - 24px));
  margin: 18px auto 12px;
  padding: 0 8px 8px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  background: #c0c0c0;
  box-shadow: 5px 7px 0 rgba(0,0,0,.68);
}

main#main-content.section-shell {
  width: min(1280px, calc(100% - 24px));
}

.os-doc-titlebar {
  min-height: 34px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin: 0 -8px 8px;
  padding: 4px 5px 4px 8px;
  background: linear-gradient(90deg, #000080, #1084d0);
  color: #fff;
  font: 700 12px/1.15 var(--sans);
  letter-spacing: .02em;
  text-shadow: 1px 1px #00133d;
}

.os-doc-titlebar > span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.os-doc-controls {
  display: flex;
  gap: 2px;
  flex: 0 0 auto;
}

.os-doc-controls i {
  width: 22px;
  height: 21px;
  display: grid;
  place-items: center;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  background: #c0c0c0;
  color: #111;
  font: 900 11px/1 var(--sans);
  text-shadow: none;
}

main#main-content::after {
  content: "Status: Ready   |   michaelcostea.com   |   Evidence-led document";
  min-height: 26px;
  display: flex;
  align-items: center;
  margin-top: 8px;
  padding: 3px 7px;
  border-top: 2px solid #808080;
  border-left: 2px solid #808080;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  background: #d4d0c8;
  color: #222;
  font: 700 10px/1.2 var(--sans);
}

main#main-content > .section-shell,
main#main-content > .page-hero,
main#main-content > .project-details,
main#main-content > .privacy-content,
main#main-content > .resume-case-list,
main#main-content > .full-archive,
main#main-content > .contact-section {
  width: calc(100% - 12px);
  margin-inline: auto;
}

/* Document summary */
.page-hero {
  position: relative;
  padding: 42px 30px 34px;
  border: 2px solid #808080;
  border-right-color: #fff;
  border-bottom-color: #fff;
  background: #fffef7;
  color: #111;
}

.page-hero::before {
  content: "DOCUMENT SUMMARY";
  position: absolute;
  left: 14px;
  top: 12px;
  padding: 3px 7px;
  border: 1px solid #000;
  background: #000080;
  color: #fff;
  font: 700 9px/1.2 var(--sans);
  letter-spacing: .08em;
}

.eyebrow {
  margin: 14px 0 10px;
  padding: 4px 7px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #808080;
  border-bottom: 2px solid #808080;
  background: #fff4c2;
  color: #000080;
  font: 900 10px/1.3 var(--sans);
  letter-spacing: .08em;
}

.page-hero h1,
.hero h1 {
  max-width: 980px;
  color: #111;
  font-family: var(--sans);
  font-size: clamp(34px, 5vw, 62px);
  font-weight: 900;
  letter-spacing: -.035em;
  line-height: 1.03;
}

.page-hero > p {
  max-width: 840px;
  margin-top: 20px;
  color: #333;
  font-size: 17px;
  line-height: 1.55;
}

/* Case study windows */
.project-details {
  padding: 8px 0 12px;
}

.project-detail {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 8px;
  margin-top: 8px;
  padding: 8px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  background: #d4d0c8;
}

.detail-side {
  min-width: 0;
  padding: 16px 12px;
  border: 2px solid #00133d;
  background: #000080;
  color: #fff;
  box-shadow: inset 1px 1px #537ad4;
}

.detail-side > span {
  color: #fff;
  font: 900 54px/.9 var(--mono);
  letter-spacing: -.08em;
}

.detail-side p {
  margin: 22px 0 5px;
  color: #fff4c2;
  font: 900 10px/1.35 var(--sans);
}

.detail-side strong {
  color: #d8e7ff;
  font-size: 12px;
}

.detail-main {
  min-width: 0;
  padding: 20px;
  border-top: 2px solid #808080;
  border-left: 2px solid #808080;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  background: #fffef7;
}

.detail-main h2 {
  max-width: 900px;
  margin: 0 0 22px;
  color: #000080;
  font-family: var(--sans);
  font-size: clamp(28px, 3.5vw, 45px);
  line-height: 1.08;
  letter-spacing: -.03em;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 20px;
  padding: 6px;
  border-top: 2px solid #808080;
  border-left: 2px solid #808080;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  background: #c0c0c0;
}

.detail-grid > div {
  padding: 16px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #808080;
  border-bottom: 2px solid #808080;
  background: #f4f1e6;
}

.detail-grid .wide {
  grid-column: 1 / -1;
  background: #fff9d8;
}

.detail-grid span {
  display: inline-block;
  padding: 3px 6px;
  background: #000080;
  color: #fff;
  font: 900 9px/1.2 var(--sans);
  letter-spacing: .08em;
}

.detail-grid p {
  margin: 10px 0 0;
  color: #222;
  line-height: 1.55;
}

/* System buttons */
.button,
.hero-action,
.archive-action a {
  min-height: 40px;
  padding: 8px 13px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #808080;
  border-bottom: 2px solid #808080;
  border-radius: 0;
  background: #c0c0c0;
  color: #111;
  box-shadow: 1px 1px #000;
  font: 700 11px/1.2 var(--sans);
  transform: none;
}

.button:hover,
.hero-action:hover,
.archive-action a:hover {
  border-color: #000080;
  background: #d8d8d8;
  color: #000;
  transform: none;
}

.button:active,
.hero-action:active,
.archive-action a:active {
  border-top-color: #808080;
  border-left-color: #808080;
  border-right-color: #fff;
  border-bottom-color: #fff;
  box-shadow: none;
  transform: translate(1px, 1px);
}

.button.signal,
.hero-action.primary {
  border-top-color: #6f8fe2;
  border-left-color: #6f8fe2;
  border-right-color: #00003c;
  border-bottom-color: #00003c;
  background: #000080;
  color: #fff;
}

.button.ghost {
  background: #c0c0c0;
  color: #111;
}

.case-links,
.button-row,
.contact-actions {
  gap: 8px;
}

/* Projects explorer */
.full-archive {
  padding: 8px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  background: #c0c0c0;
}

.full-archive > .archive-summary {
  min-height: 52px;
  padding: 10px 12px;
  border: 2px solid #00133d;
  background: linear-gradient(90deg, #000080, #1084d0);
  color: #fff;
  font: 700 12px/1.3 var(--sans);
}

.full-archive > .archive-summary span,
.full-archive > .archive-summary strong {
  color: #fff;
}

.full-archive[open] > .archive-summary {
  margin-bottom: 8px;
  border-color: #00133d;
}

.section-heading {
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  margin: 12px 4px 16px;
  padding: 12px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #808080;
  border-bottom: 2px solid #808080;
  background: #d4d0c8;
}

.section-heading h2,
.contact-inner h2 {
  color: #000080;
  font: 900 clamp(25px, 3vw, 38px)/1.08 var(--sans);
  letter-spacing: -.025em;
}

.project-search {
  color: #111;
  font: 700 10px/1.3 var(--sans);
}

.project-search input {
  min-height: 40px;
  padding: 7px 9px;
  border-top: 2px solid #808080;
  border-left: 2px solid #808080;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  background: #fff;
  color: #111;
  font-family: var(--sans);
}

.detailed-archive {
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  border: 0;
  background: transparent;
}

.detailed-archive .project-archive-card {
  min-width: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  padding: 8px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  background: #d4d0c8;
}

.detailed-archive figure {
  border-top: 2px solid #404040;
  border-left: 2px solid #404040;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  background: #000;
}

.detailed-archive .archive-index,
.detailed-archive .archive-copy,
.detailed-archive .archive-action {
  margin-inline: 6px;
}

.detailed-archive .archive-index {
  width: max-content;
  margin-top: 9px;
  padding: 3px 6px;
  background: #000080;
  color: #fff;
}

.archive-copy h3 {
  margin: 8px 0;
  color: #000080;
  font: 900 18px/1.22 var(--sans);
}

.archive-copy p {
  color: #222;
  font-size: 13px;
  line-height: 1.5;
}

.archive-copy small {
  color: #555;
  font: 700 10px/1.4 var(--mono);
}

.status-chip {
  padding: 3px 6px;
  border: 1px solid #808000;
  background: #fff4c2;
  color: #800000;
  font: 900 9px/1.2 var(--sans);
}

.detailed-archive .archive-action {
  margin-top: 8px;
  margin-bottom: 7px;
}

.detailed-archive .archive-action a {
  width: max-content;
  max-width: 100%;
}

.filter-empty {
  border: 2px inset #808080;
  background: #fff;
  color: #111;
}

/* Keep the project shelf inside MICHAEL OS. career.css owns the card layout;
   these later, route-scoped rules own the chrome and deliberately remove the
   rounded marketplace treatment. */
body[data-page="projects"] .app-store-toolbar {
  padding: 10px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  border-radius: 0;
  background: #c0c0c0;
  box-shadow: none;
}

body[data-page="projects"] .app-store-search input {
  border-top: 2px solid #808080;
  border-left: 2px solid #808080;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  border-radius: 0;
  box-shadow: none;
}

body[data-page="projects"] .app-store-search input:focus {
  border-color: #000080 #fff #fff #000080;
  outline: 1px dotted #000;
  outline-offset: -5px;
  box-shadow: none;
}

body[data-page="projects"] .app-store-filters button {
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  border-radius: 0;
  background: #d4d0c8;
  color: #111;
  box-shadow: none;
}

body[data-page="projects"] .app-store-filters button[aria-pressed="true"] {
  border-top-color: #404040;
  border-left-color: #404040;
  border-right-color: #fff;
  border-bottom-color: #fff;
  background: #000080;
  color: #fff;
  box-shadow: none;
}

body[data-page="projects"] .detailed-archive {
  gap: 8px;
}

body[data-page="projects"] .detailed-archive .project-archive-card {
  padding: 8px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  border-radius: 0;
  background: #d4d0c8;
  box-shadow: none;
}

body[data-page="projects"] .detailed-archive figure {
  border-top: 2px solid #404040;
  border-left: 2px solid #404040;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
}

body[data-page="projects"] .detailed-archive .archive-copy {
  margin: 0;
  padding: 12px 8px 9px;
  background: #fffef7;
}

body[data-page="projects"] .app-store-category {
  border: 1px solid #000080;
  border-radius: 0;
  background: #e8f4ff;
}

body[data-page="projects"] .app-store-detail-body p {
  border-top: 2px solid #808080;
  border-left: 2px solid #808080;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  border-radius: 0;
  background: #fff;
}

body[data-page="projects"] .detailed-archive .archive-action {
  margin: 0;
  padding: 0 8px 8px;
  background: #fffef7;
}

body[data-page="projects"] .detailed-archive .archive-action a {
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  border-radius: 0;
  background: #000080;
  color: #fff;
  box-shadow: none;
}

body[data-page="projects"] .detailed-archive .archive-action a + a {
  background: #d4d0c8;
  color: #000080;
}

body[data-page="projects"] .filter-empty {
  border-radius: 0;
  box-shadow: none;
}

/* Selected work index */
main#main-content > .resume-case-list {
  display: grid;
  gap: 8px;
  padding: 8px 0 12px;
  border: 0;
}

.resume-case-list article {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 14px;
  padding: 14px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  background: #fffef7;
}

.resume-case-list article > span {
  display: grid;
  place-items: center;
  min-height: 54px;
  background: #000080;
  color: #fff;
  font: 900 20px/1 var(--mono);
}

.resume-case-list h2 {
  margin: 0 0 6px;
  color: #000080;
  font-size: 22px;
  line-height: 1.2;
}

.resume-case-list h2 a {
  color: inherit;
  text-underline-offset: 4px;
}

.resume-case-list p {
  margin: 0;
  color: #333;
}

/* Privacy documents */
.privacy-content {
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 8px 0 12px;
}

.privacy-content article {
  min-height: 0;
  padding: 22px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  background: #fffef7;
}

.privacy-content article > span {
  display: inline-block;
  padding: 3px 6px;
  background: #000080;
  color: #fff;
  font: 900 9px/1.2 var(--sans);
  letter-spacing: .08em;
}

.privacy-content h2 {
  margin: 16px 0 10px;
  color: #000080;
  font: 900 24px/1.15 var(--sans);
}

.privacy-content p {
  color: #333;
}

.privacy-content code {
  padding: 1px 4px;
  border: 1px solid #808080;
  background: #fff4c2;
  color: #800000;
}

/* Lower document panels */
.contact-section {
  margin-top: 8px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  background: #d4d0c8;
}

.contact-inner {
  min-height: 190px;
  padding: 24px;
}

.site-footer {
  width: min(1280px, calc(100% - 24px));
  gap: 16px 50px;
  margin: 10px auto 0;
  padding: 14px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  background: #c0c0c0;
  color: #222;
  box-shadow: 3px 4px 0 rgba(0,0,0,.62);
}

.site-footer .brand {
  color: #000080;
}

.site-footer .brand span {
  background: #000080;
  color: #fff;
}

.site-footer a {
  color: #000080;
}

.footer-note {
  padding-top: 10px;
  border-top: 2px groove #fff;
  color: #444;
  font: 700 10px/1.4 var(--sans);
}

/* MICHAEL OS launch dialog */
.os-dialog {
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  background: #c0c0c0;
  color: #111;
  box-shadow: 6px 8px 0 rgba(0,0,0,.75);
}

.os-dialog::backdrop {
  background: rgba(0, 64, 84, .88);
  backdrop-filter: none;
}

.os-dialog-bar {
  min-height: 36px;
  padding: 4px 5px 4px 8px;
  border: 0;
  background: linear-gradient(90deg, #000080, #1084d0);
  color: #fff;
}

.os-dialog-bar span {
  color: #fff4c2;
  font-family: var(--sans);
}

.os-dialog-bar strong {
  font-family: var(--sans);
}

.os-close {
  min-width: 64px;
  min-height: 26px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #404040;
  border-bottom: 2px solid #404040;
  background: #c0c0c0;
  color: #111;
  font: 700 10px/1 var(--sans);
}

.os-frame-wrap {
  height: calc(100% - 36px);
}

.os-loading {
  color: #000080;
  font-family: var(--sans);
}

@media (max-width: 1080px) {
  .site-header {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .site-header nav {
    order: 3;
    grid-column: 1 / -1;
  }

  .header-actions {
    justify-self: end;
  }

  .project-detail {
    grid-template-columns: 140px minmax(0, 1fr);
  }
}

@media (max-width: 760px) {
  body {
    padding-bottom: 38px;
    background-size: auto;
  }

  body::after {
    min-height: 32px;
    content: "MICHAEL OS 89 | DOCUMENT MODE";
    font-size: 10px;
  }

  .site-header {
    grid-template-columns: 1fr auto;
    gap: 6px;
    min-height: 54px;
    padding: 5px;
  }

  .site-header .brand {
    min-width: 0;
    width: 100%;
  }

  .site-header .brand span {
    width: 34px;
    height: 28px;
  }

  .menu-button {
    display: grid;
    width: 42px;
    height: 42px;
    border-top: 2px solid #fff;
    border-left: 2px solid #fff;
    border-right: 2px solid #404040;
    border-bottom: 2px solid #404040;
    background: #c0c0c0;
  }

  .menu-button i {
    background: #111;
  }

  .site-header nav {
    display: none;
    grid-column: 1 / -1;
    gap: 4px;
    padding: 5px;
    border-top: 2px solid #808080;
  }

  .site-header nav[data-open="true"] {
    display: grid;
    grid-template-columns: 1fr;
  }

  .site-header nav a {
    justify-content: flex-start;
    min-height: 42px;
  }

  .header-actions {
    display: none;
  }

  main#main-content,
  main#main-content.section-shell {
    width: calc(100% - 12px);
    margin-top: 7px;
    padding-inline: 5px;
    box-shadow: 2px 3px 0 rgba(0,0,0,.72);
  }

  .os-doc-titlebar {
    margin-inline: -5px;
  }

  .os-doc-titlebar > span {
    font-size: 10px;
  }

  .os-doc-controls i {
    width: 20px;
    height: 19px;
  }

  main#main-content > .section-shell,
  main#main-content > .page-hero,
  main#main-content > .project-details,
  main#main-content > .privacy-content,
  main#main-content > .resume-case-list,
  main#main-content > .full-archive,
  main#main-content > .contact-section {
    width: calc(100% - 4px);
  }

  .page-hero {
    padding: 42px 17px 24px;
  }

  .page-hero h1,
  .hero h1 {
    font-size: clamp(31px, 9.2vw, 43px);
    line-height: 1.04;
  }

  .page-hero > p {
    margin-top: 16px;
    font-size: 15px;
  }

  .project-details,
  .privacy-content,
  .full-archive {
    padding-block: 5px 8px;
  }

  .project-detail {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 6px;
  }

  .detail-side {
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    align-items: center;
    gap: 0 12px;
    padding: 10px 12px;
  }

  .detail-side > span {
    grid-row: 1 / 3;
    font-size: 38px;
  }

  .detail-side p {
    margin: 0;
  }

  .detail-main {
    padding: 12px;
  }

  .detail-main h2 {
    font-size: 29px;
  }

  .detail-grid {
    grid-template-columns: 1fr;
    padding: 5px;
  }

  .detail-grid .wide {
    grid-column: 1;
  }

  .detail-grid > div {
    padding: 13px;
  }

  .case-links,
  .button-row,
  .contact-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .case-links .button,
  .button-row .button,
  .contact-actions .button {
    width: 100%;
  }

  .full-archive > .archive-summary {
    align-items: flex-start;
    flex-direction: column;
    padding: 10px;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-inline: 0;
  }

  .project-search input {
    width: 100%;
  }

  .detailed-archive {
    grid-template-columns: 1fr;
  }

  .detailed-archive .project-archive-card {
    grid-template-columns: 1fr;
  }

  .privacy-content {
    grid-template-columns: 1fr;
  }

  .privacy-content article {
    padding: 17px;
  }

  .resume-case-list article {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 10px;
    padding: 11px;
  }

  .resume-case-list article > span {
    min-height: 46px;
    font-size: 16px;
  }

  .resume-case-list h2 {
    font-size: 18px;
  }

  .contact-inner {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 18px;
  }

  .site-footer {
    width: calc(100% - 12px);
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 11px;
  }

  .site-footer > div:nth-child(2) {
    text-align: left;
  }

  .footer-note {
    grid-column: 1;
  }

  main#main-content::after {
    content: "Status: Ready | MICHAEL OS document";
    font-size: 9px;
  }

  .os-dialog {
    width: 100vw;
    height: 100dvh;
    border-width: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
}

@media print {
  body {
    padding: 0;
    background: #fff;
  }

  body::before,
  body::after,
  .site-header,
  .site-footer,
  .os-doc-titlebar,
  main#main-content::after,
  .os-dialog {
    display: none !important;
  }

  main#main-content {
    width: 100%;
    margin: 0;
    padding: 0;
    border: 0;
    box-shadow: none;
    background: #fff;
  }
}