/* Hallmark · pre-emit critique: P4 H5 E4 S4 R4 V4
 * genre: modern-minimal · interface: Codex remote panel · theme: neutral instrument
 * audience: owner/operator · use: drive Codex turns on mobile · tone: utilitarian
 */
@font-face {
  font-family: "OpenAI Sans";
  src: url("/openai-assets/OpenAISans-Regular-DFZxHTKM.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "OpenAI Sans";
  src: url("/openai-assets/OpenAISans-Medium-B7nJY_kG.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --color-bg: #0d0d0d;
  --color-canvas: #111111;
  --color-rail: #171717;
  --color-panel: #1a1a1a;
  --color-panel-strong: #202020;
  --color-hover: #242424;
  --color-border: #2d2d2d;
  --color-border-soft: #242424;
  --color-text: #f4f4f4;
  --color-muted: #adadad;
  --color-faint: #737373;
  --color-accent: #f2f2f2;
  --color-accent-ink: #111111;
  --color-focus: #8ab4ff;
  --color-success: #91d18b;
  --color-warning: #f3c969;
  --radius-xs: 5px;
  --radius-sm: 7px;
  --radius-md: 8px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --font-ui: "OpenAI Sans", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --shadow-panel: 0 24px 70px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body,
#app {
  height: 100%;
  min-height: 100%;
  overflow-x: clip;
}

body {
  margin: 0;
  min-width: 320px;
  overflow: hidden;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-ui);
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}

button,
textarea,
input {
  font: inherit;
}

button {
  border: 0;
}

button,
input,
textarea {
  color: inherit;
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.app-shell {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr) 300px;
  height: 100dvh;
  background: var(--color-canvas);
}

.thread-list,
.chat-panel,
.activity-panel {
  min-width: 0;
  min-height: 0;
}

.thread-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  border-right: 1px solid var(--color-border-soft);
  background: var(--color-rail);
  padding: var(--space-3);
}

.brand-row {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 0 var(--space-1);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #101010;
  color: var(--color-text);
  font-weight: 600;
}

.brand-mark.large {
  width: 40px;
  height: 40px;
  margin: 0 auto;
}

.brand-title,
.thread-title {
  min-width: 0;
  overflow: hidden;
  color: var(--color-text);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.brand-subtitle,
.thread-meta {
  min-width: 0;
  overflow: hidden;
  color: var(--color-faint);
  font-size: 12px;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.new-thread {
  display: inline-grid;
  grid-template-columns: 20px minmax(0, 1fr);
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel-strong);
  color: var(--color-text);
  cursor: pointer;
  padding: 0 var(--space-3);
  text-align: left;
}

.new-thread span:last-child {
  overflow: hidden;
  font-size: 13px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.new-thread:hover {
  background: var(--color-hover);
}

.button-icon {
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-xs);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-weight: 600;
}

.search-box {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  align-items: center;
  min-height: 36px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: #101010;
  color: var(--color-faint);
  padding-inline-end: var(--space-2);
}

.search-box:focus-within {
  border-color: var(--color-border);
}

.search-box input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--color-text);
  font-size: 13px;
}

.search-box input::placeholder {
  color: var(--color-faint);
}

.search-icon {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
}

.thread-scroll {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: var(--space-1);
  min-height: 0;
  overflow-y: auto;
  padding-right: 2px;
}

.thread-row {
  display: grid;
  gap: 4px;
  width: 100%;
  min-height: 62px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  padding: 10px;
  text-align: left;
}

.thread-row:hover {
  background: var(--color-hover);
}

.thread-row.active {
  border-color: var(--color-border);
  background: var(--color-panel-strong);
}

.thread-row-title,
.thread-row-preview {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.thread-row-title {
  color: var(--color-text);
  font-size: 13px;
  font-weight: 600;
}

.thread-row-preview {
  color: var(--color-muted);
  font-size: 12px;
}

.thread-row-time {
  color: var(--color-faint);
  font-size: 11px;
}

.chat-panel {
  display: grid;
  grid-template-rows: 54px minmax(0, 1fr) auto;
  background: var(--color-canvas);
}

.top-bar {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-3);
  border-bottom: 1px solid var(--color-border-soft);
  background: rgba(17, 17, 17, 0.94);
  padding: 9px var(--space-4);
}

.title-stack {
  min-width: 0;
}

.status-cluster {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: max-content;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0 9px;
  color: var(--color-muted);
  font-size: 11px;
  line-height: 1;
  white-space: nowrap;
}

.status-pill.full {
  color: var(--color-text);
}

.status-pill.live {
  border-color: rgba(145, 209, 139, 0.42);
  color: var(--color-success);
}

.mobile-only {
  display: none;
}

.icon-button {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  cursor: pointer;
}

.icon-button span {
  display: block;
  width: 15px;
  height: 1px;
  margin: 2px auto;
  background: var(--color-text);
}

.messages {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  overflow-y: auto;
  padding: var(--space-6) var(--space-4) var(--space-6);
}

.empty-state {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: var(--space-3);
  width: min(100%, 760px);
  min-height: 100%;
  margin: 0 auto;
  color: var(--color-muted);
}

.empty-logo {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  color: var(--color-text);
  font-weight: 600;
}

.empty-title {
  color: var(--color-text);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
}

.turn-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  width: min(100%, 780px);
  margin: 0 auto;
}

.message {
  display: grid;
  min-width: 0;
  gap: 6px;
}

.message.user {
  justify-items: end;
}

.message.assistant,
.message.event,
.message.tool,
.message.reasoning,
.message.plan {
  justify-items: start;
}

.meta-line {
  color: var(--color-faint);
  font-size: 11px;
}

.bubble {
  max-width: min(100%, 680px);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  padding: 11px 12px;
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.55;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.message.user .bubble {
  max-width: min(86%, 620px);
  border-color: var(--color-border);
  background: var(--color-panel-strong);
}

.bubble.assistant {
  max-width: min(100%, 720px);
  border-color: transparent;
  background: transparent;
  padding: 0;
  color: #efefef;
}

.tool-card,
.plan-card,
.reasoning-card {
  width: min(100%, 720px);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  overflow: hidden;
}

.tool-head,
.plan-head,
.reasoning-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  min-height: 36px;
  border-bottom: 1px solid var(--color-border-soft);
  padding: 8px 10px;
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 600;
}

.tool-head::before,
.plan-head::before,
.reasoning-head::before {
  display: inline-grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-faint);
  font-size: 11px;
  content: "•";
}

.plan-head::before {
  content: "✓";
}

.reasoning-head::before {
  content: "…";
}

.tool-body,
.plan-body,
.reasoning-body {
  max-height: 360px;
  overflow: auto;
  padding: 10px 12px;
  color: #d9d9d9;
  font-size: 12px;
  line-height: 1.5;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.tool-body {
  font-family: var(--font-mono);
}

.reasoning-body,
.plan-body {
  color: var(--color-muted);
  font-size: 13px;
}

.message.event {
  width: 100%;
}

.timeline-row {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  align-items: start;
  gap: var(--space-2);
  width: min(100%, 720px);
  color: var(--color-muted);
}

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

.timeline-line,
.timeline-summary {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
}

.timeline-icon {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: #151515;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1;
}

.timeline-icon.success {
  border-color: rgba(145, 209, 139, 0.38);
  color: var(--color-success);
}

.timeline-icon.danger {
  border-color: rgba(255, 127, 127, 0.35);
  color: #ff9f9f;
}

.timeline-icon.warning {
  border-color: rgba(243, 201, 105, 0.36);
  color: var(--color-warning);
}

.timeline-title {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.timeline-body {
  margin-top: 5px;
  max-width: 100%;
  color: #cfcfcf;
  font-size: 14px;
  line-height: 1.55;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.timeline-body code,
.bubble.assistant code {
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-xs);
  background: var(--color-hover);
  color: #e8e8e8;
  font-family: var(--font-mono);
  font-size: 0.92em;
  padding: 1px 5px;
}

.timeline-status {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  min-height: 20px;
  border: 1px solid var(--color-border-soft);
  border-radius: 999px;
  color: var(--color-faint);
  font-size: 11px;
  line-height: 1;
  padding: 0 7px;
  white-space: nowrap;
}

.timeline-status.success {
  border-color: rgba(145, 209, 139, 0.28);
  color: var(--color-success);
}

.timeline-status.danger {
  border-color: rgba(255, 127, 127, 0.28);
  color: #ff9f9f;
}

.timeline-status.warning {
  border-color: rgba(243, 201, 105, 0.28);
  color: var(--color-warning);
}

.timeline-status.active {
  border-color: rgba(138, 180, 255, 0.26);
  color: var(--color-focus);
}

.timeline-card {
  width: min(100%, 720px);
  min-width: 0;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  overflow: hidden;
}

.timeline-card > summary {
  list-style: none;
}

.timeline-card > summary::-webkit-details-marker {
  display: none;
}

.timeline-summary {
  min-height: 38px;
  cursor: pointer;
  padding: 8px 10px;
}

.timeline-summary::after {
  flex: 0 0 auto;
  margin-left: auto;
  color: var(--color-faint);
  font-size: 12px;
  content: "⌄";
}

.timeline-card:not([open]) .timeline-summary::after {
  content: "›";
}

.timeline-card-body {
  max-height: 360px;
  overflow: auto;
  border-top: 1px solid var(--color-border-soft);
  padding: 10px 12px;
  color: #d9d9d9;
  font-size: 13px;
  line-height: 1.5;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.timeline-card-body.mono,
.timeline-detail {
  font-family: var(--font-mono);
  font-size: 12px;
}

.timeline-detail {
  max-width: 100%;
  max-height: 260px;
  margin: 8px 0 0;
  overflow: auto;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-sm);
  background: #101010;
  color: #d7d7d7;
  line-height: 1.45;
  padding: 9px;
  white-space: pre;
}

.composer-wrap {
  border-top: 1px solid var(--color-border-soft);
  background: var(--color-canvas);
  padding: var(--space-3) var(--space-4) max(var(--space-3), env(safe-area-inset-bottom));
}

.composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: end;
  gap: var(--space-2);
  width: min(100%, 780px);
  margin: 0 auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  padding: 7px;
}

.composer textarea {
  width: 100%;
  min-height: 42px;
  max-height: 180px;
  resize: none;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.45;
  padding: 10px 8px;
}

.composer textarea::placeholder {
  color: var(--color-faint);
}

.send-button,
.quiet-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.send-button {
  min-width: 74px;
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.quiet-button {
  min-width: 72px;
  border: 1px solid var(--color-border);
  background: var(--color-panel-strong);
  color: var(--color-muted);
}

.quiet-button:hover:not(:disabled) {
  background: var(--color-hover);
  color: var(--color-text);
}

.send-button:disabled,
.quiet-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.activity-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  border-left: 1px solid var(--color-border-soft);
  background: var(--color-rail);
  padding: var(--space-3);
}

.activity-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 34px;
  color: var(--color-text);
  font-size: 13px;
  font-weight: 600;
}

.activity-header .quiet-button {
  min-width: 64px;
  min-height: 32px;
  font-size: 12px;
}

.access-card {
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-md);
  background: #121212;
  padding: 10px;
}

.access-title {
  color: var(--color-text);
  font-size: 13px;
  font-weight: 600;
}

.access-copy {
  margin-top: 4px;
  color: var(--color-faint);
  font-family: var(--font-mono);
  font-size: 11px;
}

.activity-log {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: var(--space-2);
  min-height: 0;
  overflow-y: auto;
}

.activity-item {
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: #121212;
  padding: 9px;
}

.activity-item:hover {
  border-color: var(--color-border-soft);
}

.activity-item-title {
  overflow: hidden;
  color: var(--color-text);
  font-size: 12px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.activity-item-body {
  margin-top: 4px;
  overflow: hidden;
  color: var(--color-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.auth-screen {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  background: rgba(9, 9, 9, 0.96);
  padding: var(--space-6);
}

.auth-card {
  display: grid;
  gap: var(--space-4);
  width: min(100%, 360px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
  padding: var(--space-5);
  text-align: center;
}

.auth-card h1 {
  margin: 0;
  color: var(--color-text);
  font-size: 22px;
  font-style: normal;
  font-weight: 600;
  line-height: 1.2;
}

.auth-card form {
  display: grid;
  gap: var(--space-2);
}

.auth-card input {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  outline: 0;
  background: #101010;
  color: var(--color-text);
  padding: 0 12px;
}

.wide {
  width: 100%;
}

@media (max-width: 1180px) {
  .app-shell {
    grid-template-columns: 270px minmax(0, 1fr);
  }

  .activity-panel {
    display: none;
  }
}

@media (max-width: 820px) {
  .app-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .mobile-only {
    display: grid;
  }

  .thread-list {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 12;
    width: min(88%, 326px);
    max-width: 326px;
    padding-top: max(var(--space-3), env(safe-area-inset-top));
    box-shadow: var(--shadow-panel);
    transform: translateX(-104%);
    transition: transform 160ms ease;
  }

  body.sidebar-open .thread-list {
    transform: translateX(0);
  }

  .top-bar {
    grid-template-columns: 34px minmax(0, 1fr) auto;
    padding: 9px 10px;
  }

  .status-cluster .status-pill.full {
    display: none;
  }

  .messages {
    padding: var(--space-5) var(--space-3);
  }

  .message.user .bubble {
    max-width: min(92%, 620px);
  }

  .composer-wrap {
    padding: var(--space-2) var(--space-2) max(var(--space-2), env(safe-area-inset-bottom));
  }

  .composer {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .composer .quiet-button {
    display: none;
  }
}

@media (max-width: 420px) {
  .top-bar {
    gap: var(--space-2);
  }

  .thread-title {
    font-size: 13px;
  }

  .thread-meta {
    font-size: 11px;
  }

  .status-pill {
    min-height: 22px;
    padding: 0 7px;
  }

  .send-button {
    min-width: 62px;
  }

  .bubble,
  .composer textarea {
    font-size: 13px;
  }
}