:root {
  color-scheme: light dark;
  --gold-100: oklch(91.4% 0.058 91.1);
  --gold-200: oklch(85.1% 0.118 86.4);
  --gold-300: oklch(82.8% 0.102 89.5);
  --gold-400: oklch(77.7% 0.11 85.5);
  --gold-500: oklch(70.8% 0.114 83.2);
  --gold-600: oklch(58.5% 0.124 74.7);
  --gold-700: oklch(47.1% 0.083 79.1);
  --gold-800: oklch(41.8% 0.074 78.8);
  --gold-900: oklch(35.9% 0.063 77.2);
  --color-canvas: #f8f3e9;
  --color-surface: #fffcf5;
  --color-surface-soft: #f2e9d8;
  --color-surface-strong: #e8d9be;
  --color-text: #29241a;
  --color-text-muted: #665d4b;
  --color-border: #d8c8aa;
  --color-border-strong: #8b7b61;
  --color-primary: var(--gold-700);
  --color-primary-hover: var(--gold-800);
  --color-primary-pressed: var(--gold-900);
  --color-on-primary: #fff8e8;
  --color-frame: #2b2113;
  --color-on-frame: #fff8e8;
  --color-on-frame-muted: #d9c9a7;
  --color-primary-soft: var(--gold-100);
  --color-collaboration: #9b503c;
  --color-collaboration-soft: #f3d9cc;
  --color-focus: var(--gold-600);
  --color-success: #2e6a4f;
  --color-warning: #875a13;
  --color-danger: #a6403b;
  --color-info: #3b6171;
  --color-overlay: #211a0fcc;
  --shadow-floating: 0 18px 50px #3b291414;
  --font-display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --font-body: "Avenir Next", Avenir, "Segoe UI Variable", "Segoe UI", sans-serif;
  --text-title: clamp(2rem, 8vw, 3.25rem);
  --text-heading: clamp(1.25rem, 3vw, 1.6rem);
  --radius-control: 0.625rem;
  --radius-surface: 0.875rem;
  --radius-large: 1.125rem;
  --transition-fast: 120ms cubic-bezier(0.22, 1, 0.36, 1);
  --transition-state: 180ms cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--color-canvas);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  min-height: 100svh;
  color: var(--color-text);
  background: var(--color-canvas);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

::selection {
  color: var(--color-text);
  background: var(--color-collaboration-soft);
}

button,
input,
textarea {
  font: inherit;
}

button,
a,
input,
textarea {
  -webkit-tap-highlight-color: transparent;
}

button,
a {
  touch-action: manipulation;
}

button {
  min-height: 2.75rem;
  padding: 0.68rem 1rem;
  color: var(--color-on-primary);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-control);
  background: var(--color-primary);
  font-weight: 650;
  cursor: pointer;
  transition:
    color var(--transition-fast),
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    transform var(--transition-fast);
}

button:disabled {
  color: var(--color-text-muted);
  border-color: var(--color-border);
  background: var(--color-surface-strong);
  cursor: not-allowed;
}

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

a {
  color: var(--color-primary);
  text-underline-offset: 0.18em;
}

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

h1,
h2 {
  text-wrap: balance;
}

h2 {
  margin-bottom: 0.55rem;
  font-family: var(--font-display);
  font-size: var(--text-heading);
  line-height: 1.15;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  top: -5rem;
  left: max(1rem, env(safe-area-inset-left));
  z-index: 100;
  padding: 0.75rem 1rem;
  color: var(--color-on-frame);
  border-radius: var(--radius-control);
  background: var(--color-frame);
  font-weight: 700;
}

.skip-link:focus {
  top: max(1rem, env(safe-area-inset-top));
}

.app-shell {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-height: 100vh;
  min-height: 100svh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
  min-height: calc(4.5rem + env(safe-area-inset-top));
  padding: env(safe-area-inset-top) max(0.8rem, env(safe-area-inset-right)) 0
    max(0.8rem, env(safe-area-inset-left));
  color: var(--color-on-frame);
  background: var(--color-frame);
}

.brand {
  flex: 0 0 auto;
  color: var(--color-on-frame);
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1;
  text-decoration: none;
}

.brand span {
  color: var(--color-collaboration);
}

.nav-toggle,
.rail-mobile-heading button {
  min-height: 2.75rem;
  padding-inline: 0.75rem;
  color: var(--color-on-frame);
  border-color: var(--color-on-frame-muted);
  background: transparent;
}

.context-switcher {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
  min-height: 2.75rem;
  margin-left: auto;
  padding: 0.4rem 0.65rem;
  overflow: hidden;
  color: var(--color-on-frame);
  border-color: var(--color-on-frame-muted);
  background: transparent;
  text-align: left;
}

.context-switcher strong {
  max-width: 100%;
  overflow: hidden;
  font-size: 0.92rem;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.context-label,
.section-label {
  display: block;
  margin: 0 0 0.2rem;
  color: inherit;
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1.25;
}

.context-switcher .context-label {
  color: var(--color-on-frame-muted);
}

.context-switcher:disabled {
  color: var(--color-on-frame-muted);
  border-color: var(--color-on-frame-muted);
  background: transparent;
  cursor: default;
}

.profile-button {
  display: none;
  flex: 0 0 auto;
  width: 2.75rem;
  min-height: 2.75rem;
  padding: 0;
  color: var(--color-text);
  border: 1px solid var(--color-collaboration);
  border-radius: 50%;
  background: var(--color-collaboration-soft);
}

.rail {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 50;
  width: min(20rem, calc(100vw - 3rem));
  padding: max(1rem, env(safe-area-inset-top)) 1rem max(1.5rem, env(safe-area-inset-bottom));
  overflow-y: auto;
  color: var(--color-text);
  background: var(--color-surface);
  box-shadow: var(--shadow-floating);
  transform: translateX(-105%);
  visibility: hidden;
  transition:
    transform var(--transition-state),
    visibility var(--transition-state);
}

.rail[data-open="true"] {
  transform: translateX(0);
  visibility: visible;
}

.rail-mobile-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.rail-mobile-heading button {
  color: var(--color-primary);
  border-color: var(--color-border-strong);
}

.rail-intro {
  margin-bottom: 1.5rem;
  padding: 0.85rem;
  border-radius: var(--radius-control);
  background: var(--color-primary-soft);
}

.rail-intro .context-label {
  color: var(--color-primary-pressed);
}

.rail-intro strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.25;
}

.nav-group {
  display: grid;
  gap: 0.2rem;
  margin-bottom: 1.15rem;
}

.nav-group p {
  margin: 0 0 0.25rem;
  padding-inline: 0.75rem;
  color: var(--color-text-muted);
  font-size: 0.78rem;
  font-weight: 650;
}

.rail a {
  display: flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.62rem 0.75rem;
  color: var(--color-text);
  border-radius: var(--radius-control);
  font-weight: 560;
  text-decoration: none;
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast);
}

.rail a[aria-current="page"] {
  color: var(--color-primary-pressed);
  background: var(--color-primary-soft);
  font-weight: 720;
}

.nav-scrim {
  position: fixed;
  inset: 0;
  z-index: 40;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: var(--color-overlay);
}

.app-shell > main {
  min-width: 0;
  padding: clamp(1rem, 4vw, 2rem) max(1rem, env(safe-area-inset-right))
    max(5rem, calc(2rem + env(safe-area-inset-bottom))) max(1rem, env(safe-area-inset-left));
}

/* Public entrance --------------------------------------------------------- */

.marketing-shell,
.login-shell {
  min-height: 100vh;
  min-height: 100svh;
  overflow-x: clip;
}

.marketing-header,
.marketing-footer {
  display: flex;
  width: min(100% - 2rem, 86rem);
  margin-inline: auto;
}

.marketing-header {
  align-items: center;
  min-height: 5.25rem;
  gap: 1.25rem;
}

.brand-on-light {
  color: var(--color-text);
}

.brand-on-light span {
  color: var(--color-primary);
}

.marketing-header nav {
  display: none;
  gap: 1.75rem;
  margin-left: auto;
}

.marketing-header nav a,
.marketing-footer a,
.login-footer a {
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 620;
  text-decoration: none;
}

.button-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.68rem 1rem;
  color: var(--color-on-primary);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-control);
  background: var(--color-primary);
  font-weight: 680;
  text-decoration: none;
  transition:
    color var(--transition-fast),
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    transform var(--transition-fast);
}

.button-link-quiet {
  margin-left: auto;
  color: var(--color-primary);
  border-color: var(--color-border-strong);
  background: transparent;
}

.marketing-main {
  overflow: hidden;
}

.hero {
  display: grid;
  width: min(100% - 2rem, 86rem);
  min-height: min(48rem, calc(100svh - 5.25rem));
  margin-inline: auto;
  padding-block: clamp(3rem, 8vw, 7rem) clamp(4rem, 8vw, 7rem);
}

.hero-copy {
  position: relative;
  z-index: 2;
  align-self: center;
  min-width: 0;
  max-width: 45rem;
}

.eyebrow {
  margin-bottom: 1rem;
  color: var(--color-collaboration);
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1,
.login-introduction h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(3.25rem, 11vw, 7.5rem);
  font-weight: 590;
  letter-spacing: -0.065em;
  line-height: 0.86;
}

.hero h1 em {
  display: block;
  color: var(--color-primary);
  font-weight: 520;
}

.hero-lede {
  max-width: 40rem;
  margin: 2rem 0 0;
  color: var(--color-text-muted);
  font-size: clamp(1.05rem, 2.5vw, 1.3rem);
  line-height: 1.58;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  margin-top: 2rem;
}

.text-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-text);
  font-weight: 680;
  text-decoration: none;
}

.principle-line {
  display: grid;
  color: var(--color-on-frame);
  background: var(--color-frame);
}

.principle-line p {
  display: grid;
  min-height: 7rem;
  place-items: center;
  margin: 0;
  padding: 1.5rem;
  border-bottom: 1px solid var(--color-on-frame-muted);
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 3vw, 1.55rem);
}

.flow-section,
.roles-section {
  width: min(100% - 2rem, 76rem);
  margin-inline: auto;
  padding-block: clamp(5rem, 11vw, 9rem);
}

.section-intro {
  max-width: 42rem;
}

.section-intro h2,
.roles-heading h2,
.closing-invitation h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4.8rem);
  font-weight: 560;
  letter-spacing: -0.05em;
  line-height: 0.98;
}

.section-intro > p:last-child,
.roles-heading > p:last-child {
  max-width: 36rem;
  margin: 1.5rem 0 0;
  color: var(--color-text-muted);
}

.role-ledger h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  font-weight: 590;
}

.role-ledger p {
  margin: 0.45rem 0 0;
  color: var(--color-text-muted);
}

.roles-section {
  border-top: 1px solid var(--color-border);
}

.roles-heading {
  max-width: 45rem;
}

.role-ledger {
  margin-top: clamp(3rem, 7vw, 5rem);
}

.role-ledger article {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.15rem 1rem;
  padding-block: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.role-ledger article:last-child {
  border-bottom: 1px solid var(--color-border);
}

.role-ledger h3,
.role-ledger p {
  grid-column: 2;
}

.closing-invitation {
  display: grid;
  justify-items: start;
  padding: clamp(4rem, 10vw, 8rem) max(1rem, calc((100vw - 76rem) / 2));
  color: var(--color-on-frame);
  background: var(--color-frame);
}

.closing-invitation h2 {
  max-width: 52rem;
}

.marketing-footer {
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 2rem;
  padding-block: 2rem max(2rem, env(safe-area-inset-bottom));
}

.marketing-footer p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

.marketing-footer p:last-child {
  margin-left: auto;
}

/* Unified sign-in -------------------------------------------------------- */

.login-shell {
  display: grid;
  grid-template-rows: auto 1fr auto;
  color: var(--color-on-frame);
  background: var(--color-frame);
}

.login-shell::before,
.login-shell::after {
  position: fixed;
  z-index: 0;
  border: 1px solid var(--color-on-frame-muted);
  border-radius: 50%;
  content: "";
  pointer-events: none;
  opacity: 0.28;
}

.login-shell::before {
  right: -18rem;
  bottom: -12rem;
  width: 44rem;
  height: 30rem;
  transform: rotate(-12deg);
}

.login-shell::after {
  right: -12rem;
  bottom: -15rem;
  width: 40rem;
  height: 26rem;
  transform: rotate(-6deg);
}

.login-brand {
  position: relative;
  z-index: 1;
  width: min(100% - 2rem, 76rem);
  margin-inline: auto;
  padding-top: max(1.5rem, env(safe-area-inset-top));
}

.login-main {
  position: relative;
  z-index: 1;
  display: grid;
  width: min(100% - 2rem, 76rem);
  margin-inline: auto;
  padding-block: clamp(3rem, 10vw, 6rem);
}

.login-introduction {
  align-self: center;
  min-width: 0;
  max-width: 38rem;
}

.login-introduction .eyebrow {
  color: var(--color-collaboration);
}

.login-introduction h1 {
  font-size: clamp(3rem, 10vw, 6.5rem);
}

.login-introduction > p:not(.eyebrow) {
  max-width: 35rem;
  margin: 1.75rem 0 0;
  color: var(--color-on-frame-muted);
  font-size: 1.05rem;
  overflow-wrap: anywhere;
}

.login-boundary {
  display: flex;
  gap: 0.8rem;
  max-width: 34rem;
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-on-frame-muted);
}

.login-boundary > span {
  color: var(--color-collaboration);
  font-size: 1.5rem;
}

.login-boundary p {
  margin: 0;
  color: var(--color-on-frame-muted);
  font-size: 0.88rem;
}

.login-boundary strong {
  color: var(--color-on-frame);
}

.login-panel {
  align-self: center;
  min-width: 0;
  margin-top: 3rem;
  padding: clamp(1.5rem, 5vw, 2.5rem);
  color: var(--color-text);
  border-radius: var(--radius-large);
  background: var(--color-surface);
  box-shadow: var(--shadow-floating);
}

.hero h1,
.login-panel h2 {
  overflow-wrap: anywhere;
}

.login-panel .section-label {
  color: var(--color-collaboration);
}

.login-panel h2 {
  max-width: 23rem;
  margin-bottom: 0.75rem;
  font-size: clamp(1.8rem, 5vw, 2.55rem);
  font-weight: 570;
  letter-spacing: -0.035em;
}

.login-help,
[data-login-status] > p:not(.section-label),
.existing-session > p:not(.section-label) {
  color: var(--color-text-muted);
}

.login-panel form {
  display: grid;
  margin-top: 1.75rem;
}

.login-panel label {
  margin-bottom: 0.5rem;
  font-size: 0.88rem;
  font-weight: 700;
}

.login-panel input {
  width: 100%;
  min-height: 3.25rem;
  padding: 0.75rem 0.9rem;
  color: var(--color-text);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-control);
  background: var(--color-surface);
}

.login-panel input::placeholder {
  color: var(--color-text-muted);
}

.login-panel input[aria-invalid="true"] {
  border-color: var(--color-danger);
}

.login-panel form button {
  justify-content: space-between;
  min-height: 3.25rem;
  margin-top: 1rem;
}

.login-panel form input + label {
  margin-top: 1rem;
}

.login-secondary-action {
  width: 100%;
  margin-top: 0.75rem;
}

.context-choice-list {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.context-choice-list button {
  justify-content: flex-start;
  min-height: 3.25rem;
  text-align: left;
}

.field-error {
  margin: 0.45rem 0 0;
  color: var(--color-danger);
  font-size: 0.82rem;
}

.login-divider {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.75rem;
  margin-block: 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.75rem;
}

.login-divider::before,
.login-divider::after {
  height: 1px;
  background: var(--color-border);
  content: "";
}

.sso-link {
  display: flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-control);
  font-weight: 680;
  text-decoration: none;
}

.login-terms {
  margin: 1.25rem 0 0;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  text-align: center;
}

.sent-mark {
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  margin-bottom: 1.25rem;
  color: var(--color-primary-pressed);
  border-radius: 50%;
  background: var(--color-primary-soft);
  font-weight: 800;
}

.quiet-button {
  color: var(--color-primary);
  border-color: var(--color-border-strong);
  background: transparent;
}

.state-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.administration-surface {
  display: grid;
  gap: 1rem;
  max-width: 48rem;
  margin-top: 1.5rem;
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-surface);
  background: var(--color-surface);
}

.administration-surface form {
  display: grid;
  gap: 0.65rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.administration-surface input {
  min-height: 2.9rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-control);
}

.administration-surface form button {
  justify-self: start;
  margin-top: 0.5rem;
}

.login-footer {
  position: relative;
  z-index: 1;
  display: flex;
  width: min(100% - 2rem, 76rem);
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  margin-inline: auto;
  padding-block: 1.5rem max(1.5rem, env(safe-area-inset-bottom));
  color: var(--color-on-frame-muted);
  border-top: 1px solid var(--color-on-frame-muted);
  font-size: 0.78rem;
}

.login-footer a {
  color: var(--color-on-frame);
}

.context-banner,
.state-card,
.workspace,
.offline-state {
  width: min(100%, 88rem);
  margin-inline: auto;
}

.context-banner {
  display: grid;
  gap: 0.75rem 1.5rem;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-surface);
  background: var(--color-primary-soft);
}

.context-banner > div {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.context-banner strong {
  overflow-wrap: anywhere;
}

.context-banner .context-label {
  color: var(--color-primary-pressed);
}

.context-banner p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.state-card {
  max-width: 42rem;
  margin-top: clamp(4rem, 12vh, 8rem);
  padding: clamp(1.5rem, 5vw, 2.5rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-surface);
  box-shadow: var(--shadow-floating);
}

.state-card .section-label {
  margin-top: 1.2rem;
  color: var(--color-collaboration);
}

.state-card h1 {
  margin-bottom: 0.75rem;
  font-family: var(--font-display);
  font-size: var(--text-title);
  line-height: 1.05;
}

.state-card > p:last-of-type {
  max-width: 34rem;
  color: var(--color-text-muted);
}

.spinner {
  display: block;
  width: 2rem;
  height: 2rem;
  border: 0.2rem solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 800ms linear infinite;
}

.status-mark {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  color: var(--color-on-primary);
  border-radius: 50%;
  background: var(--color-danger);
  font-weight: 800;
}

.workspace-heading {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: clamp(2rem, 6vw, 4rem);
}

.workspace-heading > div {
  max-width: 52rem;
}

.workspace-heading .section-label,
.section-heading .section-label {
  color: var(--color-collaboration);
}

.workspace-heading h1 {
  margin-bottom: 0.65rem;
  font-family: var(--font-display);
  font-size: var(--text-title);
  line-height: 1.03;
  letter-spacing: -0.025em;
}

.workspace-description {
  max-width: 42rem;
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: clamp(1rem, 2vw, 1.1rem);
}

.workspace-heading > button {
  align-self: flex-start;
}

.personal-home {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.conversation-start {
  min-width: 0;
  padding: clamp(1.25rem, 4vw, 2.25rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-surface);
  box-shadow: var(--shadow-floating);
}

.section-heading {
  margin-bottom: 1.5rem;
}

.section-heading > p:last-child {
  max-width: 42rem;
  margin-bottom: 0;
  color: var(--color-text-muted);
}

[data-agent-composer] {
  display: grid;
  gap: 0.75rem;
}

[data-agent-composer] label,
.search-form label {
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 700;
}

textarea,
input {
  width: 100%;
  color: var(--color-text);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-control);
  background: var(--color-canvas);
}

textarea::placeholder,
input::placeholder {
  color: var(--color-text-muted);
  opacity: 1;
}

textarea {
  min-height: 9rem;
  padding: 1rem;
  line-height: 1.55;
  resize: vertical;
}

input {
  min-height: 2.75rem;
  padding: 0.65rem 0.8rem;
}

.composer-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-start;
}

.composer-actions span {
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.transcript:not(:empty) {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
  white-space: pre-wrap;
}

.current-work {
  min-width: 0;
  padding: clamp(1.25rem, 4vw, 2rem);
  border-radius: var(--radius-large);
  background: var(--color-surface-soft);
}

.current-work dl {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0;
  margin: 0;
}

.current-work dt,
.current-work dd {
  margin: 0;
  padding-block: 0.7rem;
  border-bottom: 1px solid var(--color-border);
}

.current-work dt {
  min-width: 0;
  padding-right: 1rem;
  color: var(--color-text-muted);
}

.current-work dd {
  color: var(--color-text);
  font-weight: 750;
  font-variant-numeric: tabular-nums;
}

.route-surface {
  min-width: 0;
}

.route-surface > h2 {
  margin-bottom: 1.25rem;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
}

.route-surface > p {
  max-width: 42rem;
  color: var(--color-text-muted);
}

.route-surface ul {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-border);
  list-style: none;
}

.route-surface li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}

.search-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.75rem;
  max-width: 42rem;
}

.search-form label {
  grid-column: 1 / -1;
}

.offline-state {
  position: fixed;
  right: max(1rem, env(safe-area-inset-right));
  bottom: max(1rem, env(safe-area-inset-bottom));
  left: max(1rem, env(safe-area-inset-left));
  z-index: 25;
  width: auto;
  padding: 1rem;
  color: var(--color-text);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-surface);
  background: var(--color-collaboration-soft);
  box-shadow: var(--shadow-floating);
}

.offline-state strong {
  color: var(--color-danger);
}

.offline-state p {
  margin: 0.25rem 0 0;
  font-size: 0.9rem;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (min-width: 40rem) {
  .marketing-header,
  .marketing-footer,
  .hero {
    width: min(100% - 3rem, 86rem);
  }

  .flow-section,
  .roles-section,
  .login-main,
  .login-brand,
  .login-footer {
    width: min(100% - 3rem, 76rem);
  }

  .marketing-header nav {
    display: flex;
  }

  .button-link-quiet {
    margin-left: 0;
  }

  .principle-line {
    grid-template-columns: repeat(3, 1fr);
  }

  .principle-line p {
    border-right: 1px solid var(--color-on-frame-muted);
    border-bottom: 0;
  }

  .principle-line p:last-child {
    border-right: 0;
  }

  .role-ledger article {
    grid-template-columns: 3rem minmax(13rem, 0.85fr) minmax(16rem, 1fr);
    align-items: baseline;
  }

  .role-ledger h3,
  .role-ledger p {
    grid-column: auto;
  }

  .role-ledger p {
    margin: 0;
  }

  .profile-button {
    display: grid;
    place-items: center;
  }

  .workspace-heading {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
  }

  .composer-actions {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 48rem) {
  body.nav-open {
    overflow: auto;
  }

  .app-shell {
    grid-template: auto minmax(0, 1fr) / 15rem minmax(0, 1fr);
  }

  .topbar {
    position: sticky;
    grid-column: 1 / -1;
    gap: 1.5rem;
    padding-inline: 1.5rem;
  }

  .brand {
    font-size: 1.55rem;
  }

  .nav-toggle,
  .rail-mobile-heading,
  .nav-scrim {
    display: none !important;
  }

  .context-switcher {
    flex: 0 1 18rem;
    margin-right: auto;
    margin-left: 0;
  }

  .rail {
    position: sticky;
    inset: auto;
    top: calc(4.5rem + env(safe-area-inset-top));
    z-index: 10;
    grid-column: 1;
    grid-row: 2;
    width: auto;
    height: calc(100vh - 4.5rem - env(safe-area-inset-top));
    height: calc(100svh - 4.5rem - env(safe-area-inset-top));
    padding: 1.5rem 0.9rem;
    border-right: 1px solid var(--color-border);
    background: var(--color-surface-soft);
    box-shadow: none;
    transform: none;
    visibility: visible;
  }

  .rail-intro {
    background: var(--color-surface);
  }

  .app-shell > main {
    grid-column: 2;
    grid-row: 2;
    padding: clamp(1.5rem, 4vw, 3rem);
  }

  .context-banner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(14rem, 1.6fr);
    align-items: center;
  }

  .context-banner p {
    text-align: right;
  }

  .personal-home {
    grid-template-columns: minmax(0, 1.65fr) minmax(15rem, 0.75fr);
  }
}

@media (min-width: 64rem) {
  .hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(28rem, 0.95fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 6rem);
  }

  .login-main {
    grid-template-columns: minmax(0, 1.2fr) minmax(22rem, 0.8fr);
    gap: clamp(4rem, 9vw, 9rem);
  }

  .login-panel {
    margin-top: 0;
  }

  .app-shell {
    grid-template-columns: 16.5rem minmax(0, 1fr);
  }

  .app-shell > main {
    padding: clamp(2rem, 5vw, 4.5rem);
  }
}

@media (min-width: 90rem) {
  .app-shell > main {
    padding-inline: 5rem;
  }
}

@media (max-width: 26.25rem) {
  .brand {
    font-size: 1.16rem;
  }

  .nav-toggle {
    padding-inline: 0.6rem;
  }

  .context-switcher .context-label {
    display: none;
  }

  .context-switcher {
    justify-content: center;
  }

  .workspace-heading > button {
    width: 100%;
  }
}

@media (hover: hover) and (pointer: fine) {
  button:not(:disabled):hover {
    border-color: var(--color-primary-hover);
    background: var(--color-primary-hover);
  }

  button:not(:disabled):active {
    border-color: var(--color-primary-pressed);
    background: var(--color-primary-pressed);
    transform: translateY(1px);
  }

  .nav-toggle:hover,
  .context-switcher:hover {
    color: var(--color-on-frame);
    border-color: var(--color-on-frame);
    background: transparent;
  }

  .rail-mobile-heading button:hover {
    color: var(--color-primary-pressed);
    border-color: var(--color-primary);
    background: var(--color-primary-soft);
  }

  .rail a:hover {
    color: var(--color-primary-pressed);
    background: var(--color-surface-strong);
  }

  .button-link:hover {
    color: var(--color-on-primary);
    border-color: var(--color-primary-hover);
    background: var(--color-primary-hover);
    transform: translateY(-1px);
  }

  .button-link-quiet:hover,
  .sso-link:hover,
  .quiet-button:hover {
    color: var(--color-primary-pressed);
    border-color: var(--color-primary);
    background: var(--color-primary-soft);
  }

  .text-link:hover,
  .marketing-header nav a:hover,
  .marketing-footer a:hover,
  .login-footer a:hover {
    color: var(--color-collaboration);
  }
}

@media (pointer: coarse) {
  button,
  .rail a,
  input {
    min-height: 2.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (prefers-contrast: more) {
  :root {
    --color-border: var(--color-border-strong);
    --shadow-floating: none;
  }

  button,
  a,
  input,
  textarea {
    text-decoration-thickness: 0.14em;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-canvas: #1c1914;
    --color-surface: #242019;
    --color-surface-soft: #2d281f;
    --color-surface-strong: #393124;
    --color-text: #f4eddf;
    --color-text-muted: #c7bda9;
    --color-border: #50483a;
    --color-border-strong: #766c58;
    --color-primary: var(--gold-400);
    --color-primary-hover: var(--gold-300);
    --color-primary-pressed: var(--gold-500);
    --color-on-primary: #2c210c;
    --color-frame: #21190c;
    --color-on-frame: #f4eddf;
    --color-on-frame-muted: #d6c7a3;
    --color-primary-soft: #3b301b;
    --color-collaboration: #e39372;
    --color-collaboration-soft: #4e2f26;
    --color-focus: var(--gold-200);
    --color-success: #87c6a7;
    --color-warning: #e7bd6d;
    --color-danger: #ed8c85;
    --color-info: #92bed0;
    --color-overlay: #0c0905d9;
    --shadow-floating: 0 20px 56px #080603a8;
  }

  .state-card,
  .conversation-start,
  .offline-state,
  .login-panel {
    box-shadow: none;
  }
}

/* Landing refinement: editorial photography, one theme, one accent. */

.marketing-header {
  min-height: 4.5rem;
}

.marketing-header nav {
  gap: 2rem;
}

.marketing-header nav a {
  position: relative;
}

.marketing-header nav a::after {
  position: absolute;
  right: 0;
  bottom: -0.3rem;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-state);
}

.button-link,
.button-link-quiet {
  white-space: nowrap;
}

.marketing-main {
  overflow: clip;
}

.hero {
  display: grid;
  width: min(100% - 2rem, 86rem);
  min-height: calc(100svh - 4.5rem);
  margin-inline: auto;
  padding-block: clamp(2.5rem, 6vw, 5.5rem);
}

.hero-copy {
  align-self: center;
  max-width: 38rem;
}

.eyebrow {
  margin-bottom: 1.25rem;
  color: var(--color-primary);
  letter-spacing: 0.1em;
}

.hero h1 {
  max-width: 11ch;
  font-size: clamp(3.2rem, 8vw, 6rem);
  font-weight: 590;
  letter-spacing: -0.06em;
  line-height: 0.94;
  overflow-wrap: normal;
}

.hero h1 em {
  display: inline-block;
  padding-bottom: 0.08em;
  color: var(--color-primary);
  font-weight: inherit;
  line-height: 1.1;
}

.hero-lede {
  max-width: 34rem;
  margin-top: 1.5rem;
  font-size: clamp(1rem, 2vw, 1.16rem);
  line-height: 1.55;
}

.hero-actions {
  margin-top: 1.75rem;
}

.hero-visual {
  min-width: 0;
  margin: 2.5rem 0 0;
  overflow: hidden;
  border-radius: var(--radius-large);
  background: var(--color-surface-strong);
  box-shadow: var(--shadow-floating);
}

.hero-visual picture,
.hero-visual img,
.story-image picture,
.story-image img {
  display: block;
  width: 100%;
  height: 100%;
}

.hero-visual img,
.story-image img {
  object-fit: cover;
}

.principle-line {
  display: grid;
  width: min(100% - 2rem, 86rem);
  margin-inline: auto;
  color: var(--color-text);
  border-block: 1px solid var(--color-border);
  background: transparent;
}

.principle-line p {
  min-height: auto;
  place-items: start;
  padding: 1.25rem 0;
  color: var(--color-text-muted);
  border: 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 680;
}

.flow-section,
.roles-section {
  width: min(100% - 2rem, 76rem);
  padding-block: clamp(5rem, 10vw, 9rem);
}

.section-intro h2,
.roles-heading h2,
.closing-invitation h2 {
  max-width: 13ch;
  font-size: clamp(2.5rem, 6vw, 4.6rem);
  line-height: 1;
}

.section-intro > p:last-child,
.roles-heading > p:last-child {
  max-width: 31rem;
  margin-top: 1.25rem;
}

.story-grid {
  display: grid;
  gap: 2.5rem;
  margin-top: clamp(3rem, 8vw, 6rem);
}

.story-image {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-large);
  background: var(--color-surface-strong);
}

.story-image-private {
  aspect-ratio: 4 / 5;
}

.story-image-review {
  aspect-ratio: 4 / 5;
}

.story-copy {
  align-self: center;
}

.story-copy article {
  max-width: 28rem;
}

.story-copy article + article {
  margin-top: 2.5rem;
}

.story-copy h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 580;
  letter-spacing: -0.025em;
  line-height: 1.08;
}

.story-copy p {
  margin: 0.7rem 0 0;
  color: var(--color-text-muted);
}

.roles-section {
  display: grid;
  gap: clamp(3rem, 7vw, 6rem);
  border-top: 1px solid var(--color-border);
}

.role-ledger {
  margin-top: 0;
}

.role-ledger article {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.6rem;
  padding-block: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.role-ledger article:last-child {
  border-bottom: 0;
}

.role-ledger h3,
.role-ledger p {
  grid-column: auto;
  margin: 0;
}

.role-ledger h3 {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
}

.closing-invitation {
  display: grid;
  width: min(100% - 2rem, 76rem);
  justify-items: start;
  gap: 1.25rem;
  margin-inline: auto;
  padding: clamp(4rem, 9vw, 7rem) 0;
  color: var(--color-text);
  border-block: 1px solid var(--color-border);
  background: transparent;
}

.closing-invitation h2 {
  max-width: 12ch;
}

.closing-invitation p {
  max-width: 32rem;
  margin: 0;
  color: var(--color-text-muted);
}

.closing-invitation .button-link {
  margin-top: 0.5rem;
}

.marketing-footer {
  min-height: 6rem;
}

@media (min-width: 40rem) {
  .hero,
  .principle-line {
    width: min(100% - 3rem, 86rem);
  }

  .flow-section,
  .roles-section,
  .closing-invitation {
    width: min(100% - 3rem, 76rem);
  }

  .principle-line {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }

  .principle-line p {
    border: 0;
  }

  .role-ledger article {
    grid-template-columns: minmax(13rem, 0.9fr) minmax(16rem, 1.1fr);
    align-items: baseline;
    gap: 2rem;
  }
}

@media (min-width: 48rem) {
  .story-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-rows: auto auto;
    align-items: start;
  }

  .story-image-private {
    grid-column: 1 / span 5;
    grid-row: 1 / span 2;
  }

  .story-copy {
    grid-column: 7 / -1;
    grid-row: 1;
    padding-top: 1.5rem;
  }

  .story-image-review {
    grid-column: 7 / span 4;
    grid-row: 2;
    margin-top: 2rem;
  }
}

@media (min-width: 64rem) {
  .hero {
    grid-template-columns: minmax(25rem, 0.82fr) minmax(32rem, 1.18fr);
    align-items: center;
    gap: clamp(3rem, 6vw, 6rem);
    min-height: max(42rem, calc(100svh - 4.5rem));
    max-height: 58rem;
  }

  .hero-visual {
    height: min(72vh, 44rem);
    min-height: 34rem;
    margin: 0;
  }

  .hero-visual img {
    object-position: 58% center;
  }

  .roles-section {
    grid-template-columns: minmax(18rem, 0.8fr) minmax(28rem, 1.2fr);
    align-items: start;
  }
}

@media (hover: hover) and (pointer: fine) {
  .marketing-header nav a:hover,
  .marketing-footer a:hover,
  .text-link:hover {
    color: var(--color-primary);
  }

  .marketing-header nav a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
  }

  .hero-visual img,
  .story-image img {
    transition: transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  .hero-visual:hover img,
  .story-image:hover img {
    transform: scale(1.015);
  }
}

@media (prefers-reduced-motion: no-preference) {
  html.motion-ready [data-public-page] [data-reveal] {
    opacity: 0;
    transform: translateY(1.25rem);
    transition:
      opacity 650ms cubic-bezier(0.16, 1, 0.3, 1),
      transform 650ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  html.motion-ready [data-public-page] .hero-visual {
    transition-delay: 100ms;
  }

  html.motion-ready [data-public-page] [data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}