.app-header {
  height: 78px;
  padding: 0 max(24px,calc((100% - 1240px)/2));
  border-bottom: 5px solid var(--color-community);
  background-color: var(--ink);
  background-image: repeating-linear-gradient(0deg,rgba(255,255,255,.025) 0,rgba(255,255,255,.025) 1px,transparent 1px,transparent 4px);
  color: var(--white);
  box-shadow: 0 4px 18px rgba(24,38,31,.12);
}

.app-header::after {
  content: '';
  position: absolute;
  right: 0;
  bottom: -5px;
  left: 0;
  height: 5px;
  display: block;
  background: var(--color-community);
  pointer-events: none;
}

.app-header .brand {
  position: relative;
  height: auto;
  gap: 9px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--white);
  box-shadow: none;
  letter-spacing: -.04em;
}

.app-header .brand::after {
  content: 'FIRST FLAT CLUB · LDN';
  position: absolute;
  left: 0;
  bottom: -11px;
  color: var(--color-attention);
  font: 800 6px/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing: .18em;
  white-space: nowrap;
}

.app-header .brand-type small {
  padding: 5px 7px 6px;
  border: 1px solid rgba(255,255,255,.85);
  border-radius: 1px;
  background: var(--color-attention);
  color: var(--ink);
  box-shadow: 3px 3px 0 var(--color-community);
  transform: rotate(-3deg);
  font-size: 8px;
}

.app-header .app-nav {
  gap: 2px;
  padding: 4px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 2px;
  background: rgba(255,255,255,.04);
  box-shadow: 3px 3px 0 rgba(0,0,0,.28);
}

.app-header .app-nav button {
  position: relative;
  min-width: 0;
  padding: 9px 15px;
  border: 1px solid transparent;
  border-radius: 0;
  background: transparent;
  color: rgba(255,255,255,.65);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.app-header .app-nav button:hover { border-color: rgba(255,255,255,.18); background: rgba(170,140,255,.18); color: var(--white); }
.app-header .app-nav button.active {
  border-color: var(--ink);
  background: var(--color-surface);
  color: var(--ink);
  box-shadow: 3px 3px 0 var(--color-attention);
  transform: translate(-1px,-1px);
}

.app-header .app-nav button.active::before {
  content: '';
  width: 5px;
  height: 5px;
  display: inline-block;
  margin-right: 7px;
  border: 1px solid var(--ink);
  background: var(--color-action);
  vertical-align: 1px;
}

.app-header .user-menu {
  gap: 10px;
  padding: 0;
  border: 0;
  background: transparent;
  font-size: 11px;
}

.app-header .user-menu::before {
  content: '';
  width: 18px;
  height: 1px;
  margin-right: 2px;
  background: var(--color-attention);
  box-shadow: 0 4px 0 var(--color-community);
}

.app-header .avatar {
  width: 34px;
  height: 34px;
  border: 2px solid var(--paper);
  border-radius: 50%;
  box-shadow: 3px 3px 0 var(--color-community);
}

.app-header .link-button {
  padding: 7px 9px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--white);
  opacity: .72;
  font-size: 9px;
}

.app-header .link-button:hover { opacity: 1; }

@media (max-width:760px) {
  .app-header {
    height: auto;
    min-height: 68px;
    padding: 10px 14px 8px;
  }

  .app-header .brand { height: 40px; }
  .app-header .brand::after { display:none; }
  .app-header .app-nav { width: 100%; margin-top: 6px; }
  .app-header .app-nav button { min-width: 0; flex: 1; padding: 7px 8px; }
}

/* Hausu's shared street-print language: crisp frames, warm paper and offset ink. */
:root {
  /* Semantic palette: one stable job for each Hausu colour. */
  --color-action: var(--green);
  --color-community: var(--purple);
  --color-attention: var(--orange);
  --color-surface: var(--paper);
  --color-structure: var(--ink);
  --hausu-panel-radius: 7px;
  --hausu-control-radius: 3px;
  --hausu-frame: 2px solid var(--ink);
  --hausu-offset-shadow: 6px 6px 0 var(--ink);
}

.assistant-search {
  border: var(--hausu-frame);
  border-radius: var(--hausu-panel-radius);
  box-shadow: 8px 8px 0 var(--ink);
}

/* Green: actions, positive states and confirmed selections. */
.primary,
.assistant-box button[type="submit"],
.window-actions .save-listing,
.yes,
.match-flash,
.chips input:checked + span,
.window-tabs button.active {
  background: var(--color-action);
  color: var(--color-structure);
}

/* Purple: people, collaboration and AI-assisted spaces. */
.assistant-search,
.avatar,
.member,
.friend-avatar {
  background-color: var(--color-community);
}

.project-card {
  border-top: 5px solid var(--color-community);
  background: var(--white);
}

.project-card:nth-child(3n+2),
.project-card:nth-child(3n+3) {
  background: var(--white);
}

/* Coral: attention, interruption and negative/destructive moments. */
.window-close,
.nope,
.risk-badge.high,
.value-chip.above_market > b,
.mic-button.listening {
  background: var(--color-attention) !important;
}

.nope { color: var(--color-structure); }

.assistant-orb {
  border-radius: 2px;
  box-shadow: 4px 4px 0 var(--ink);
}

.assistant-box {
  border-radius: var(--hausu-control-radius);
  box-shadow: 5px 5px 0 var(--ink);
}

.assistant-actions,
.assistant-box .assistant-actions .mic-button,
.assistant-box button,
.search-prompts button,
.primary,
.secondary,
.google-button,
.dev-button,
.window-actions button,
.window-actions a,
.listing-question input,
.listing-question button,
.project-picker,
.project-picker button,
.invite-link,
.invite-link button,
dialog input,
dialog textarea {
  border-radius: var(--hausu-control-radius) !important;
}

.project-card,
.friend-card,
.empty,
.profile-nudge,
.room-card,
.match-flash,
.search-result,
.no-search-results,
dialog {
  border-radius: var(--hausu-panel-radius);
}

.project-card,
.friend-card,
.empty,
.room-card,
.search-result,
dialog {
  border: 1px solid rgba(24,38,31,.3);
}

.primary,
.secondary,
.google-button {
  border: var(--hausu-frame);
  box-shadow: 4px 4px 0 var(--ink);
}

.primary:active,
.secondary:active,
.google-button:active {
  transform: translate(2px,2px);
  box-shadow: 2px 2px 0 var(--ink);
}

.project-card:hover {
  box-shadow: var(--hausu-offset-shadow);
}

.onboarding {
  border-radius: var(--hausu-panel-radius);
}

.search-result:hover,
.friend-card:hover {
  border-color: var(--ink);
}

.query-chips span,
.window-facts span,
.facts span,
.project-card .tag,
.chips span {
  border-radius: 99px;
}

.listing-window {
  border: 3px solid var(--ink);
  border-radius: 3px;
  box-shadow: 7px 7px 0 var(--ink), 13px 13px 0 rgba(24,38,31,.16);
}

.listing-window.focused {
  box-shadow: 7px 7px 0 var(--green), 10px 10px 0 var(--ink), 16px 16px 0 rgba(24,38,31,.18);
}

.window-bar {
  height: 38px;
  padding: 0 8px;
  gap: 6px;
  border-bottom: 3px solid var(--ink);
  background: repeating-linear-gradient(0deg,var(--paper) 0,var(--paper) 2px,var(--ink) 2px,var(--ink) 3px);
  color: var(--ink);
}

.window-dot {
  position: relative;
  width: 19px;
  height: 19px;
  display: grid;
  place-items: center;
  border: 2px solid var(--ink);
  border-radius: 0;
  background: var(--paper);
  box-shadow: inset -2px -2px 0 #c8c2b6;
}

.window-dot::after {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
}

.window-close::after { content: '×'; }
.window-minimize::after { content: '–'; transform: translateY(-1px); }
.window-zoom::after { content: '+'; }
.window-dot:hover { background: var(--green); }
.window-dot:active { transform: translate(1px,1px); box-shadow: none; }

.window-title {
  margin: 0 auto;
  padding: 4px 10px 5px;
  border: 2px solid var(--ink);
  background: var(--paper);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  letter-spacing: -.02em;
  text-align: center;
}

.window-count {
  padding: 4px 6px;
  background: var(--ink);
  color: var(--green);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 8px;
  font-weight: 800;
  opacity: 1;
}

.window-tabs {
  height: 34px;
  border-bottom: 2px solid var(--ink);
  background: #d8d3c8;
}

.window-tabs button {
  position: relative;
  border-right: 2px solid var(--ink);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .04em;
}

.window-tabs button.active {
  background: var(--green);
  box-shadow: inset 0 -4px 0 var(--ink);
}

.window-hero,
.window-map { border-bottom: 3px solid var(--ink); }
.window-details { padding: 20px; }

.window-source,
.listing-chat > span,
.window-description-panel > span {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.window-price {
  border: 2px solid var(--ink);
  border-radius: 1px;
  box-shadow: 3px 3px 0 var(--ink);
  transform: none;
}

.window-description-panel {
  border: 2px solid var(--ink);
  border-left: 7px solid var(--purple);
  border-radius: 0;
  background: var(--paper);
  box-shadow: inset -3px -3px 0 #d7d0c3;
}

.window-description-panel > span {
  border-bottom: 1px dashed rgba(24,38,31,.38);
  background: rgba(247,243,255,.96);
}

.window-facts span,
.window-actions button,
.window-actions a,
.listing-question input,
.listing-question button,
.chat-bubble {
  border-radius: 2px;
}

.window-actions button,
.window-actions a {
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
}

.window-actions button:active,
.window-actions a:active { transform: translate(2px,2px); box-shadow: 1px 1px 0 var(--ink); }

.listing-chat {
  border-top: 2px dotted var(--ink);
}

.listing-window.minimized { height: 38px; }