/* ============================================================
   Return to Soil — styles.css
   Every value below references a token from design.md.
   Do not invent inline values; add to design.md first.
   ============================================================ */

:root {
  /* Color */
  --color-paper: #F4EDDF;
  --color-ink: #1F1A14;
  --color-ink-soft: #5A4F40;
  --color-terracotta: #C45A3A;
  --color-paddy: #4A6B3A;
  --color-turmeric: #D9A441;
  --color-marigold: #E8721C;
  --color-indigo: #28384F;
  --color-paper-on-color: #FBF7EE;

  --color-marigold-hover: #D5611A;
  --color-terracotta-hover: #A84A2F;
  --color-paddy-hover: #3A5630;

  /* Typography */
  --font-script: "DM Serif Display", "Cormorant Garamond", Georgia, serif;
  --font-display: "Fraunces", "GT Sectra", Georgia, serif;
  --font-body: "Inter", "Söhne", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Type scale — fluid via clamp() so 641-1199px tablet zone interpolates cleanly */
  --type-caption: 12px;
  --type-small: 14px;
  --type-body: clamp(17px, 0.4vw + 15px, 18px);
  --type-h3: clamp(22px, 0.6vw + 18px, 24px);
  --type-h2: clamp(30px, 1.5vw + 22px, 36px);
  --type-h1: clamp(40px, 2.5vw + 24px, 56px);
  --type-display: clamp(56px, 5vw + 28px, 88px);

  --line-tight: 1.1;
  --line-snug: 1.3;
  --line-body: 1.6;

  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;

  /* Spacing */
  --space-2xs: 4px;
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 64px;
  --space-2xl: 96px;
  --space-3xl: 144px;

  /* Layout */
  --width-prose: 640px;
  --width-wide: 920px;
  --width-page: 1200px;
  --gutter: 24px;
  --gutter-mobile: 20px;

  /* Border, radius, stroke */
  --radius-sm: 2px;
  --radius-none: 0;
  --stroke-thin: 1px;
  --stroke-medium: 2px;

  /* Motion */
  --motion-fast: 200ms ease-out;
  --motion-slow: 400ms ease-out;

  /* Components */
  --wordmark-width-mobile: 150px;
  --wordmark-width-desktop: 160px;

  /* Focus ring */
  --focus-outline: 2px solid var(--color-terracotta);
  --focus-offset: 2px;

  /* Brand rule (the small terracotta line above each section head) */
  --rule-width: 40px;
}

/* ----------------------------- Base reset */

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: none; background: none; }
input { font: inherit; }
a { color: inherit; text-decoration: none; }

html { scroll-behavior: smooth; }

body {
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--type-body);
  font-weight: var(--weight-regular);
  line-height: var(--line-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Global keyboard focus — terracotta ring on every focusable element */
:focus { outline: none; }
:focus-visible {
  outline: var(--focus-outline);
  outline-offset: var(--focus-offset);
  border-radius: var(--radius-sm);
}

/* Skip link — visible on focus only */
.skip-link {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  background: var(--color-ink);
  color: var(--color-paper);
  font-family: var(--font-body);
  font-size: var(--type-small);
  font-weight: var(--weight-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transform: translateY(-200%);
  transition: transform var(--motion-fast);
  z-index: 100;
}
.skip-link:focus-visible {
  transform: translateY(0);
}

/* ----------------------------- Containers */

.container {
  width: 100%;
  max-width: var(--width-prose);
  margin: 0 auto;
  padding-left: var(--gutter-mobile);
  padding-right: var(--gutter-mobile);
}

.container--wide {
  max-width: var(--width-wide);
}

@media (min-width: 640px) {
  .container {
    padding-left: var(--gutter);
    padding-right: var(--gutter);
  }
}

/* ----------------------------- Site header */

.site-header {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--gutter-mobile);
  max-width: var(--width-page);
  margin: 0 auto;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  color: var(--color-ink);
  transition: color var(--motion-fast);
}

.wordmark:hover { color: var(--color-terracotta-hover); }

.wordmark__svg {
  display: block;
  width: var(--wordmark-width-mobile);
  height: auto;
}

@media (min-width: 640px) {
  .wordmark__svg { width: var(--wordmark-width-desktop); }
}

.site-nav {
  display: none;
  gap: var(--space-md);
  font-size: var(--type-small);
  font-weight: var(--weight-medium);
}

.site-nav a {
  color: var(--color-ink-soft);
  transition: color var(--motion-fast);
}

.site-nav a:hover { color: var(--color-terracotta); }

.site-nav a.site-nav__cta {
  color: var(--color-terracotta);
  border-bottom: var(--stroke-medium) solid var(--color-terracotta);
  padding-bottom: 2px;
}

/* Mobile-only Waitlist anchor in the header (desktop hides it, nav takes over) */
.site-header__mobile-cta {
  font-family: var(--font-body);
  font-size: var(--type-small);
  font-weight: var(--weight-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-terracotta);
  border-bottom: var(--stroke-medium) solid var(--color-terracotta);
  padding-bottom: 2px;
}

@media (min-width: 640px) {
  .site-header { padding: var(--space-md) var(--gutter); }
  .site-nav { display: flex; }
  .site-header__mobile-cta { display: none; }
}

/* ----------------------------- Hero */

.hero {
  max-width: var(--width-wide);
  margin: 0 auto;
  padding: var(--space-xl) var(--gutter-mobile) var(--space-2xl);
  text-align: left;
}

/* Eyebrow above the title — signals "this is a book" in the first 100px */
.hero__eyebrow {
  font-family: var(--font-body);
  font-size: var(--type-small);
  font-weight: var(--weight-medium);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  margin: 0 0 var(--space-md);
}

.hero__title {
  font-family: var(--font-script);
  font-style: italic;
  font-size: var(--type-display);
  font-weight: var(--weight-regular);
  line-height: var(--line-tight);
  margin: 0 0 var(--space-md);
  color: var(--color-ink);
  letter-spacing: -0.01em;
}

/* Subtitle promoted to h2 size (P1.12) and set in roman, not italic (P2.2) */
.hero__subtitle {
  font-family: var(--font-display);
  font-style: normal;
  font-size: var(--type-h2);
  font-weight: var(--weight-regular);
  line-height: var(--line-snug);
  color: var(--color-ink-soft);
  margin: 0 0 var(--space-xl);
  max-width: var(--width-prose);
}

.hero__beats {
  max-width: var(--width-prose);
  margin-bottom: var(--space-xl);
}

.hero__beats p {
  margin: 0 0 var(--space-md);
}

/* Lede demoted to h3 size — descends monotonically from subtitle (P1.12) */
.hero__lede {
  font-family: var(--font-display);
  font-size: var(--type-h3);
  font-style: italic;
  line-height: var(--line-snug);
  font-weight: var(--weight-regular);
  color: var(--color-ink);
}

/* Proof strip — ink-soft, small caps, sits right under the lede (P1.1) */
.hero__proof {
  font-family: var(--font-body);
  font-size: var(--type-small);
  font-weight: var(--weight-medium);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  border-top: var(--stroke-thin) solid var(--color-ink-soft);
  padding-top: var(--space-sm);
  margin-top: var(--space-md);
}

@media (min-width: 640px) {
  .hero {
    padding: var(--space-3xl) var(--gutter) var(--space-2xl);
  }
}

/* ----------------------------- Waitlist form */

.waitlist {
  max-width: var(--width-prose);
}

.waitlist__label {
  display: block;
  font-size: var(--type-small);
  color: var(--color-ink-soft);
  margin-bottom: var(--space-xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: var(--weight-medium);
}

/* Helper sits ABOVE the input (P2.5) — it does the offer work before the user types */
.waitlist__helper {
  margin: 0 0 var(--space-sm);
  font-size: var(--type-small);
  font-style: italic;
  color: var(--color-ink-soft);
}

.waitlist__row {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.waitlist__input {
  flex: 1;
  background: var(--color-paper);
  border: var(--stroke-thin) solid var(--color-ink);
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: var(--type-body);
  color: var(--color-ink);
  transition: border-color var(--motion-fast);
}

.waitlist__input:focus-visible {
  border-color: var(--color-terracotta);
  outline: var(--focus-outline);
  outline-offset: var(--focus-offset);
}

.waitlist__input::placeholder {
  color: var(--color-ink-soft);
  opacity: 0.6;
}

/* Reassurance line under the form (P1.2) */
.waitlist__reassurance {
  margin: var(--space-sm) 0 0;
  font-size: var(--type-small);
  color: var(--color-ink-soft);
}

/* Visible error state (P1.11) */
.waitlist__error {
  margin: var(--space-sm) 0 0;
  font-size: var(--type-small);
  color: var(--color-terracotta-hover);
  font-weight: var(--weight-medium);
}

/* Honest success state (P0.1) — no false confirmation */
.waitlist__success {
  margin: var(--space-sm) 0 0;
  font-size: var(--type-body);
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-paddy);
  line-height: var(--line-snug);
}

@media (min-width: 640px) {
  .waitlist__row {
    flex-direction: row;
    align-items: stretch;
  }
}

/* ----------------------------- Buttons */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: var(--type-small);
  font-weight: var(--weight-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: var(--stroke-thin) solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--motion-fast), color var(--motion-fast), border-color var(--motion-fast);
  white-space: nowrap;
}

/* Ink text on marigold — passes WCAG AAA contrast (P0.3) */
.button--primary {
  background: var(--color-marigold);
  color: var(--color-ink);
}

.button--primary:hover { background: var(--color-marigold-hover); }

.button--secondary {
  background: transparent;
  color: var(--color-paper-on-color);
  border-color: var(--color-paper-on-color);
}

.button--secondary:hover {
  background: var(--color-paper-on-color);
  color: var(--color-paddy);
}

/* ----------------------------- Sections */

.section {
  padding: var(--space-2xl) 0;
}

.section--prose .container {
  max-width: var(--width-prose);
}

.section--prose p {
  margin: 0 0 var(--space-md);
}

.section--bridge {
  padding-bottom: var(--space-2xl);
}

@media (min-width: 640px) {
  .section { padding: var(--space-2xl) 0; }
}

/* ----------------------------- Panels (full-bleed colored sections) */

.panel {
  padding: var(--space-2xl) 0;
}

.panel--turmeric { background: var(--color-turmeric); color: var(--color-ink); }
.panel--paddy { background: var(--color-paddy); color: var(--color-paper-on-color); }
.panel--terracotta { background: var(--color-terracotta); color: var(--color-paper-on-color); }
.panel--paper { background: var(--color-paper); color: var(--color-ink); }

/* Repeat-CTA on turmeric — visual frame around the second ask (P2.6) */
.panel--cta .section-head {
  font-family: var(--font-display);
  font-size: var(--type-h2);
  font-style: italic;
  margin-bottom: var(--space-lg);
}

@media (min-width: 640px) {
  .panel { padding: var(--space-2xl) 0; }
}

/* ----------------------------- Section header */

.rule {
  display: block;
  width: var(--rule-width);
  height: var(--stroke-medium);
  background: var(--color-terracotta);
  margin: 0 0 var(--space-md);
}

.rule--inverse { background: var(--color-paper-on-color); }

.section-head {
  font-family: var(--font-display);
  font-size: var(--type-h1);
  font-weight: var(--weight-semibold);
  line-height: var(--line-tight);
  margin: 0 0 var(--space-md);
  letter-spacing: -0.01em;
  color: inherit;
}

.section-head--inverse { color: var(--color-paper-on-color); }

/* Section intro — full opacity, no alpha hack (Marcus contrast fix) */
.section-intro {
  font-family: var(--font-display);
  font-size: var(--type-h3);
  font-style: italic;
  line-height: var(--line-snug);
  color: inherit;
  margin: 0 0 var(--space-xl);
  max-width: var(--width-prose);
}

/* ----------------------------- Quotable lines (philosophies) */

.philosophies {
  max-width: var(--width-prose);
}

.quotable {
  font-family: var(--font-display);
  font-size: var(--type-h3);
  font-style: italic;
  line-height: var(--line-snug);
  margin: 0 0 var(--space-md);
  color: inherit;
}

.quotable + .quotable { margin-top: 0; }

/* ----------------------------- Arc cards (asymmetric layout — P2.3) */

.arc {
  width: 100%;
  max-width: var(--width-wide);
  margin: 0 auto;
  padding: 0 var(--gutter-mobile);
}

.arc__title {
  font-family: var(--font-display);
  font-size: var(--type-h2);
  font-weight: var(--weight-semibold);
  line-height: var(--line-tight);
  margin: 0 0 var(--space-md);
  color: inherit;
}

.arc__body {
  font-size: var(--type-body);
  line-height: var(--line-body);
  margin: 0 0 var(--space-sm);
  max-width: var(--width-prose);
  color: inherit;
}

/* Caption — full opacity, recede via size and italic, not alpha (Marcus contrast fix) */
.arc__chapter {
  font-size: var(--type-small);
  font-style: italic;
  margin: 0;
  color: inherit;
}

.arc--inverse { color: var(--color-ink); }

/* Asymmetric offsets kick in at tablet+ — content sits left or right of the panel */
@media (min-width: 960px) {
  .arc {
    max-width: var(--width-prose);
    padding: 0;
  }
  .arc--offset-left {
    margin-left: max(var(--gutter), calc((100vw - 1100px) / 2));
    margin-right: auto;
  }
  .arc--offset-right {
    margin-left: auto;
    margin-right: max(var(--gutter), calc((100vw - 1100px) / 2));
  }
}

/* ----------------------------- Asides */

/* Aside — italic ink with terracotta left rule (P1.13 contrast fix) */
.aside {
  font-family: var(--font-display);
  font-size: var(--type-h3);
  font-style: italic;
  line-height: var(--line-snug);
  color: var(--color-ink);
  margin: var(--space-md) 0 var(--space-lg);
  padding-left: var(--space-md);
  border-left: var(--stroke-medium) solid var(--color-terracotta);
}

.aside--small {
  font-size: var(--type-small);
  font-style: italic;
  color: var(--color-ink-soft);
  border-left: none;
  padding-left: 0;
  margin-top: var(--space-md);
}

/* ----------------------------- Farmizen bridge (de-fanged — P1.5) */

.section--bridge p {
  margin: 0 0 var(--space-md);
}

/* ----------------------------- Links — ink text, terracotta underline (P1.13 contrast fix) */

.link {
  color: var(--color-ink);
  border-bottom: var(--stroke-medium) solid var(--color-terracotta);
  padding-bottom: 1px;
  transition: color var(--motion-fast), border-color var(--motion-fast);
  font-weight: var(--weight-medium);
}

.link:hover {
  color: var(--color-terracotta-hover);
  border-color: var(--color-terracotta-hover);
}

.link--inverse {
  color: var(--color-paper-on-color);
  border-bottom-color: var(--color-paper-on-color);
}

.link--inverse:hover {
  color: var(--color-turmeric);
  border-color: var(--color-turmeric);
}

/* ----------------------------- Footer */

/* No top margin — section padding alone gives enough air (P2.7) */
.site-footer {
  background: var(--color-indigo);
  color: var(--color-paper-on-color);
  padding: var(--space-2xl) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.footer-title {
  font-family: var(--font-script);
  font-style: italic;
  font-size: var(--type-h2);
  margin: 0 0 var(--space-xs);
  color: var(--color-paper-on-color);
}

.footer-meta {
  font-size: var(--type-small);
  margin: 0 0 var(--space-xs);
  color: var(--color-paper-on-color);
}

.footer-share {
  margin-top: var(--space-md);
  font-style: italic;
  color: var(--color-paper-on-color);
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    align-items: end;
  }
}

/* ----------------------------- Motion (P0.4 — opacity-0 baseline only when JS is present) */

.js .fade-in {
  opacity: 0;
  transform: translateY(var(--space-sm));
  transition: opacity var(--motion-slow), transform var(--motion-slow);
}

.js .fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .js .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html { scroll-behavior: auto; }
}

/* ----------------------------- Utilities */

strong { font-weight: var(--weight-semibold); }
em { font-style: italic; }

::selection {
  background: var(--color-turmeric);
  color: var(--color-ink);
}

/* ----------------------------- Chat launchers (stacked bottom-right) */

.chat-launchers {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-xs);
  font-family: var(--font-body);
}

.chat-launchers[hidden] { display: none; }

.launcher {
  display: inline-flex;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: var(--type-small);
  font-weight: var(--weight-medium);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--motion-fast), color var(--motion-fast);
  white-space: nowrap;
}

.launcher--primary {
  background: var(--color-marigold);
  color: var(--color-ink);
  border: var(--stroke-thin) solid var(--color-ink);
}

.launcher--primary:hover { background: var(--color-marigold-hover); }

.launcher--secondary {
  background: var(--color-ink);
  color: var(--color-paper-on-color);
  border: var(--stroke-thin) solid var(--color-ink);
}

.launcher--secondary:hover {
  background: var(--color-paddy);
  border-color: var(--color-paddy);
}

@media (max-width: 640px) {
  .chat-launchers {
    bottom: var(--space-sm);
    right: var(--space-sm);
  }
}

/* ----------------------------- Q&A chat widget */

.chat-widget {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: 100;
  display: none;
  flex-direction: column;
  width: 360px;
  max-width: calc(100vw - 2 * var(--space-md));
  height: 520px;
  max-height: calc(100vh - 2 * var(--space-md));
  background: var(--color-paper);
  border: var(--stroke-thin) solid var(--color-ink);
  border-radius: var(--radius-sm);
  overflow: hidden;
  font-family: var(--font-body);
}

.chat-widget.is-open { display: flex; }
.chat-widget[hidden] { display: none; }

.chat-widget__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-turmeric);
  color: var(--color-ink);
  border-bottom: var(--stroke-thin) solid var(--color-ink);
}

.chat-widget__title {
  margin: 0 0 var(--space-2xs);
  font-family: var(--font-display);
  font-size: var(--type-h3);
  font-weight: var(--weight-semibold);
  line-height: var(--line-tight);
}

.chat-widget__subtitle {
  margin: 0;
  font-size: var(--type-small);
  color: var(--color-ink-soft);
  line-height: var(--line-snug);
}

.chat-widget__close {
  background: none;
  border: none;
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--type-h2);
  line-height: 1;
  cursor: pointer;
  padding: 0 var(--space-xs);
}

.chat-widget__messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  background: var(--color-paper);
}

.chat-widget__message {
  font-size: var(--type-small);
  line-height: var(--line-body);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  max-width: 85%;
  word-wrap: break-word;
  white-space: pre-wrap;
}

.chat-widget__message--user {
  align-self: flex-end;
  background: var(--color-paddy);
  color: var(--color-paper-on-color);
}

.chat-widget__message--assistant {
  align-self: flex-start;
  background: var(--color-paper);
  color: var(--color-ink);
  border-left: var(--stroke-medium) solid var(--color-terracotta);
  padding-left: var(--space-md);
}

.chat-widget__typing {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: var(--space-sm) var(--space-md);
  border-left: var(--stroke-medium) solid var(--color-terracotta);
}

.chat-widget__typing span {
  width: 6px;
  height: 6px;
  background: var(--color-ink-soft);
  border-radius: 50%;
  animation: chatBlink 1.2s infinite ease-in-out;
}

.chat-widget__typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-widget__typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes chatBlink {
  0%, 80%, 100% { opacity: 0.25; }
  40% { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .chat-widget__typing span { animation: none; opacity: 0.6; }
}

.chat-widget__form {
  border-top: var(--stroke-thin) solid var(--color-ink);
  padding: var(--space-sm) var(--space-md) var(--space-md);
  background: var(--color-paper);
}

.chat-widget__label {
  display: block;
  font-size: var(--type-caption);
  color: var(--color-ink-soft);
  margin-bottom: var(--space-2xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: var(--weight-medium);
}

.chat-widget__row {
  display: flex;
  gap: var(--space-xs);
}

.chat-widget__input {
  flex: 1;
  min-width: 0;
  background: var(--color-paper);
  border: var(--stroke-thin) solid var(--color-ink);
  border-radius: var(--radius-sm);
  padding: var(--space-xs) var(--space-sm);
  font-family: var(--font-body);
  font-size: var(--type-small);
  color: var(--color-ink);
}

.chat-widget__input:focus-visible {
  border-color: var(--color-terracotta);
  outline: var(--focus-outline);
  outline-offset: var(--focus-offset);
}

.chat-widget__input:disabled { opacity: 0.6; }

.chat-widget__send {
  padding: var(--space-xs) var(--space-md);
  background: var(--color-marigold);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--type-small);
  font-weight: var(--weight-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: var(--stroke-thin) solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--motion-fast);
}

.chat-widget__send:hover:not(:disabled) { background: var(--color-marigold-hover); }
.chat-widget__send:disabled { opacity: 0.6; cursor: not-allowed; }

@media (max-width: 640px) {
  .chat-widget {
    bottom: var(--space-sm);
    right: var(--space-sm);
    left: var(--space-sm);
    width: auto;
    height: 70vh;
    max-height: 70vh;
  }
}

/* ----------------------------- Proposal intake widget */

.proposal-widget {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: 100;
  display: none;
  flex-direction: column;
  width: 400px;
  max-width: calc(100vw - 2 * var(--space-md));
  height: 600px;
  max-height: calc(100vh - 2 * var(--space-md));
  background: var(--color-paper);
  border: var(--stroke-thin) solid var(--color-ink);
  border-radius: var(--radius-sm);
  overflow: hidden;
  font-family: var(--font-body);
}

.proposal-widget.is-open { display: flex; }
.proposal-widget[hidden] { display: none; }

.proposal-widget__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-terracotta);
  color: var(--color-paper-on-color);
}

.proposal-widget__title {
  margin: 0 0 var(--space-2xs);
  font-family: var(--font-display);
  font-size: var(--type-h3);
  font-weight: var(--weight-semibold);
  line-height: var(--line-tight);
  color: var(--color-paper-on-color);
}

.proposal-widget__subtitle {
  margin: 0;
  font-size: var(--type-small);
  line-height: var(--line-snug);
  color: var(--color-paper-on-color);
}

.proposal-widget__close {
  background: none;
  border: none;
  color: var(--color-paper-on-color);
  font-family: var(--font-body);
  font-size: var(--type-h2);
  line-height: 1;
  cursor: pointer;
  padding: 0 var(--space-xs);
}

.proposal-widget__progress {
  padding: var(--space-sm) var(--space-md);
  background: var(--color-paper);
  border-bottom: var(--stroke-thin) solid var(--color-ink);
}

.proposal-widget__progress-track {
  width: 100%;
  height: 4px;
  background: rgba(31, 26, 20, 0.12);
  border-radius: var(--radius-sm);
  overflow: hidden;
  position: relative;
}

.proposal-widget__progress-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: var(--color-paddy);
  transition: width var(--motion-slow);
}

.proposal-widget__progress-label {
  margin: var(--space-xs) 0 0;
  font-size: var(--type-caption);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: var(--weight-medium);
  color: var(--color-ink-soft);
}

.proposal-widget__messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.proposal-widget__message {
  font-size: var(--type-small);
  line-height: var(--line-body);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  max-width: 85%;
  word-wrap: break-word;
  white-space: pre-wrap;
}

.proposal-widget__message--user {
  align-self: flex-end;
  background: var(--color-paddy);
  color: var(--color-paper-on-color);
}

.proposal-widget__message--assistant {
  align-self: flex-start;
  background: var(--color-paper);
  color: var(--color-ink);
  border-left: var(--stroke-medium) solid var(--color-terracotta);
  padding-left: var(--space-md);
}

.proposal-widget__typing {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: var(--space-sm) var(--space-md);
  border-left: var(--stroke-medium) solid var(--color-terracotta);
}

.proposal-widget__typing span {
  width: 6px;
  height: 6px;
  background: var(--color-ink-soft);
  border-radius: 50%;
  animation: chatBlink 1.2s infinite ease-in-out;
}

.proposal-widget__typing span:nth-child(2) { animation-delay: 0.2s; }
.proposal-widget__typing span:nth-child(3) { animation-delay: 0.4s; }

.proposal-widget__form {
  border-top: var(--stroke-thin) solid var(--color-ink);
  padding: var(--space-sm) var(--space-md) var(--space-md);
  background: var(--color-paper);
}

.proposal-widget__label {
  display: block;
  font-size: var(--type-caption);
  color: var(--color-ink-soft);
  margin-bottom: var(--space-2xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: var(--weight-medium);
}

.proposal-widget__row {
  display: flex;
  gap: var(--space-xs);
}

.proposal-widget__input {
  flex: 1;
  min-width: 0;
  background: var(--color-paper);
  border: var(--stroke-thin) solid var(--color-ink);
  border-radius: var(--radius-sm);
  padding: var(--space-xs) var(--space-sm);
  font-family: var(--font-body);
  font-size: var(--type-small);
  color: var(--color-ink);
}

.proposal-widget__input:focus-visible {
  border-color: var(--color-terracotta);
  outline: var(--focus-outline);
  outline-offset: var(--focus-offset);
}

.proposal-widget__input:disabled { opacity: 0.6; }

.proposal-widget__send {
  padding: var(--space-xs) var(--space-md);
  background: var(--color-marigold);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--type-small);
  font-weight: var(--weight-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: var(--stroke-thin) solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--motion-fast);
}

.proposal-widget__send:hover:not(:disabled) { background: var(--color-marigold-hover); }
.proposal-widget__send:disabled { opacity: 0.6; cursor: not-allowed; }

@media (max-width: 640px) {
  .proposal-widget {
    bottom: var(--space-sm);
    right: var(--space-sm);
    left: var(--space-sm);
    width: auto;
    height: 80vh;
    max-height: 80vh;
  }
}