:root {
  /* Editorial hierarchy inspired by quiet documentation UIs */
  --ink: #1c1c1c;
  --muted: #6e6a63;
  --line: rgba(0, 0, 0, 0.08);
  --panel: rgba(255, 255, 255, 0.35);
  --page-bg-solid: #f8f7f4;
  --page-bg: linear-gradient(180deg, #f8f7f4 0%, #f2efe9 100%);

  /* Single accent used only on key positive emphasis */
  --accent: #8c4a32;

  --font-sans: "Lato", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  /* Type scale */
  --fs-h1: clamp(2.45rem, 6.3vw, 4.8rem);
  --fs-h2: clamp(1.24rem, 2.2vw, 1.62rem);
  --fs-h3: clamp(1.08rem, 1.9vw, 1.24rem);
  --fs-body: 1.03rem;
  --fs-meta: 0.9rem;

  /* Vertical rhythm */
  --space-1: 0.35rem;
  --space-2: 0.55rem;
  --space-3: 0.8rem;
  --space-4: 1rem;
  --space-5: 1.35rem;
  --space-6: 1.9rem;
  --space-7: 2.5rem;
  --space-8: 3.45rem;
  --space-9: 4.2rem;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  overflow-x: clip;
}

html {
  background-color: var(--page-bg-solid);
  background-image: var(--page-bg);
  height: 100%;
  min-height: 100%;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.74;
  background-color: var(--page-bg-solid);
  background-image: var(--page-bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  min-height: 100dvh;
  padding-top: max(env(safe-area-inset-top), 0px);
  padding-bottom: 0;
  position: relative;
  z-index: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-color: var(--page-bg-solid);
  background-image: var(--page-bg);
}

h1,
h2,
h3,
p {
  margin: 0;
}

.page {
  max-width: 56rem;
  margin: 0 auto;
  padding: var(--space-6) 1.25rem
    calc(var(--space-9) + max(env(safe-area-inset-bottom), 0px));
}

.hero {
  padding-top: var(--space-2);
  text-align: center;
}

.hero-inner {
  max-width: 49rem;
  margin: 0 auto;
}

@media (min-width: 980px) {
  .hero-inner {
    max-width: 54rem;
  }
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding: 0.15rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.hero-title {
  margin-top: var(--space-3);
  font-size: var(--fs-h1);
  line-height: 1.01;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.hero-spike {
  margin-top: var(--space-4);
  font-size: clamp(1.02rem, 1.7vw, 1.2rem);
  line-height: 1.5;
  font-weight: 500;
  max-width: 33rem;
  margin-left: auto;
  margin-right: auto;
}

.hero-spike-2 {
  margin-top: clamp(
    2.5rem,
    5vw,
    4rem
  ); /* deliberate pause after the illustration */
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);

  font-weight: 600; /* quiet authority */
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.3;

  letter-spacing: -0.01em;
  text-align: center;

  color: var(--text-primary);
}

section {
  margin-top: var(--space-8);
}

.reading-flow {
  max-width: 43rem;
  margin: var(--space-9) auto 0;
  text-align: left;
}

.reading-flow section,
.reading-flow footer {
  text-align: left;
}

.reading-flow section:first-child {
  margin-top: 0;
}

h2 {
  font-size: var(--fs-h2);
  line-height: 1.28;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-3);
  font-weight: 700;
}

h3 {
  font-size: var(--fs-h3);
  line-height: 1.28;
  letter-spacing: -0.005em;
  margin-bottom: var(--space-2);
}

.chat-heading {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  margin-bottom: var(--space-4);
}

.chat {
  margin-top: var(--space-7);
}

.messages {
  width: clamp(2.8rem, 8.6vw, 3.9rem);
  height: auto;
  flex: 0 0 auto;
  opacity: 0.82;
  border: 0;
  outline: 0;
  box-shadow: none;
}

.chat-heading-text {
  display: grid;
  gap: 0.04rem;
  line-height: 1.12;
}

.chat-heading-setup {
  font-size: 0.94em;
  font-weight: 500;
  color: var(--muted);
}

.chat-heading-punch {
  font-size: 1em;
  font-weight: 600;
}

.chat-heading-hook {
  font-weight: 700;
  color: var(--ink);
}

.section-illustration {
  color: var(--muted);
  opacity: 0.82;
}

.section-illustration--hero {
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
  display: flex;
  justify-content: center;
  opacity: 0.7;
}

.section-illustration--hero picture {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.inline-illustration {
  display: block;
  width: clamp(8.5rem, 33vw, 12.6rem);
  height: auto;
}

.hero-illustration-image {
  display: block;
  width: min(100%, 30rem);
  height: auto;
  margin-left: auto;
  margin-right: auto;
  border: 0;
  outline: 0;
  box-shadow: none;
}

.section-illustration--comic {
  margin-top: var(--space-3);
  margin-bottom: var(--space-5);
}

.closing {
  margin-top: var(--space-9);
  padding-top: var(--space-8);
  border-top: 1px solid var(--line);
  text-align: center;
}

.closing-comic-responsive {
  width: min(92vw, 38rem);
  margin-left: 50%;
  transform: translateX(-50%);
  opacity: 0.88;
}

.closing-comic-responsive picture {
  display: block;
  width: 100%;
}

.closing-comic-image {
  width: 100%;
  height: auto;
  border: 0;
  outline: 0;
  box-shadow: none;
}

.closing-final-line {
  margin: var(--space-5) auto 0;
  max-width: 36ch;
  font-family: var(--font-mono);
  font-size: clamp(0.98rem, 1.6vw, 1.1rem);
  line-height: 1.55;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-align: center;
}

.closing-final-line_2 {
  margin: var(--space-3) auto 0;
  max-width: 36ch;
  font-family: var(--font-mono);
  font-size: clamp(0.88rem, 1.4vw, 1rem);
  line-height: 1.55;
  font-weight: 400;
  letter-spacing: 0.01em;
  text-align: center;
}

.closing-share {
  margin-top: clamp(var(--space-6), 9vw, var(--space-8));
  margin-bottom: var(--space-1);
  padding-top: var(--space-3);
  display: grid;
  justify-items: center;
  text-align: center;
  gap: var(--space-3);
}

.closing-share::before {
  content: "";
  width: min(10rem, 42vw);
  height: 1px;
  background: var(--line);
  opacity: 0.72;
}

/* Controlled reset — NOT a full nuke */
.share-link {
  -webkit-appearance: none;
  appearance: none;

  box-sizing: border-box;

  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;

  background: none;

  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.01em;
  line-height: 1.2;

  color: var(--muted);
  cursor: pointer;

  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;

  transition:
    opacity 140ms ease-out,
    color 140ms ease-out;
}

/* Visual layer */
.share-link--cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: fit-content;
  justify-self: center;
  margin-inline: auto;
  margin-left: auto;
  margin-right: auto;

  border: 1px solid var(--line);
  border-radius: 999px;

  background: rgba(255, 255, 255, 0.25);

  min-height: 2.28rem;
  padding: 0.52rem 0.98rem;

  font-weight: 500;

  transition:
    background-color 140ms ease-out,
    border-color 140ms ease-out;
}

/* Centering */
.closing-share > .share-link--cta {
  justify-self: center;
  margin-left: auto;
  margin-right: auto;
}

/* Desktop hover only */
@media (hover: hover) {
  .share-link:hover {
    color: var(--ink);
  }
}

/* Focus */
.share-link:focus-visible {
  outline: 2px solid rgba(140, 74, 50, 0.45);
  outline-offset: 2px;
}

.share-link:focus {
  outline: none;
}

/* Active press (keeps it feeling like a button) */
.share-link:active {
  opacity: 0.9;
}

/* JS state */
.share-link[data-copied="true"] {
  color: var(--ink);
}
.inline-illustration--micro {
  width: clamp(3.2rem, 9vw, 4.1rem);
  flex: 0 0 auto;
  opacity: 0.82;
  margin-top: 0.05rem;
}

.chat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 760px) {
  .chat-grid {
    grid-template-columns: 1fr 1fr;
  }

  .closing-share {
    margin-top: clamp(var(--space-7), 7vw, var(--space-9));
    padding-top: var(--space-4);
  }
}

/* Card treatment stays document-like: light outline, minimal rounding */
.chat-card {
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1.2rem 1.2rem;
  background: var(--panel);
  box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.1);
  transition:
    border-color 150ms ease-out,
    background-color 150ms ease-out;
}

.chat-card.is-blunt {
  background: var(--panel);
}

.chat-card.is-polite {
  background: var(--panel);
  border-color: rgba(0, 0, 0, 0.12);
}

.chat-label {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
}

.chat-impact {
  margin-bottom: var(--space-5);
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--muted);
}

.chat-earned-aside,
.chat-aside {
  max-width: 35ch;
  padding-left: 0.9rem;
  border-left: 2px solid var(--line);
  font-size: 0.95rem;
  line-height: 1.56;
  color: var(--ink);
  opacity: 0.8;
}

.chat-earned-aside {
  margin-top: var(--space-3);
}

.chat-aside {
  margin-top: var(--space-2);
}

.chat-line {
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: 1.08rem;
  line-height: 1.64;
}

.language-shift {
  max-width: min(100%, 34ch);
  margin-top: calc(var(--space-9) + var(--space-2));
  margin-bottom: var(--space-9);
  margin-left: 0;
  margin-right: auto;
}

.language-shift::before {
  content: "";
  display: block;
  width: 3.4rem;
  border-top: 1px dashed var(--line);
  opacity: 0.72;
  margin-bottom: var(--space-5);
}

.language-shift-inner {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.88;
}

.language-shift-eyebrow,
.language-shift-body,
.language-shift-pivot,
.language-shift-closing {
  margin: 0;
}

.language-shift-eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0.74;
  line-height: 1.45;
}

.language-shift-body {
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.82;
  opacity: 0.9;
}

.language-shift-pivot {
  font-size: 1.14rem;
  font-weight: 680;
  line-height: 1.58;
  letter-spacing: -0.01em;
}

.language-shift-accent {
  color: var(--accent);
}

.language-shift-closing {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.34;
  letter-spacing: -0.005em;
  opacity: 0.96;
}

.language-shift .language-shift-eyebrow + .language-shift-body {
  margin-top: var(--space-3);
}

.language-shift .language-shift-body + .language-shift-body {
  margin-top: var(--space-2);
}

.language-shift .language-shift-body + .language-shift-pivot {
  margin-top: var(--space-4);
}

.language-shift .language-shift-pivot + .language-shift-closing {
  margin-top: var(--space-2);
}

.tips ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.62rem;
  margin-bottom: var(--space-3);
}

.check-icon {
  width: 1.16rem;
  height: 1.16rem;
  margin-top: 0.15rem;
  color: var(--muted);
  flex: 0 0 auto;
}

.check-list li span {
  display: block;
  max-width: 35ch;
}

.rule-title {
  display: block;
  font-size: 1.01em;
  font-weight: 560;
  line-height: 1.35;
}

.rule-detail {
  display: block;
  margin-top: 0.22rem;
  font-size: 0.96em;
  line-height: 1.5;
}

.tips-aside {
  max-width: 35ch;
  margin-top: var(--space-4);
}

.tips-reassure {
  font-size: 0.98rem;
  line-height: 1.52;
  color: var(--muted);
  opacity: 0.96;
}

.tips-reassure-cue {
  display: block;
  margin-bottom: var(--space-1);
  font-size: 1rem;
}

.tips-reassure-line {
  display: block;
}

.tips-reassure-line + .tips-reassure-line {
  margin-top: 0.25rem;
}

.reading-flow p + p {
  margin-top: var(--space-3);
}

.site-footer {
  margin-top: var(--space-8);
  margin-bottom: 0;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  margin-left: calc(50% - 50svw);
  margin-right: calc(50% - 50svw);
  width: auto;
  padding: var(--space-5) clamp(1.25rem, 4vw, 2.75rem)
    calc(var(--space-6) + max(env(safe-area-inset-bottom), 0px));
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--muted);
  opacity: 0.9;
  text-align: left;
}

.site-footer-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

.site-footer-column {
  min-width: 0;
}

.site-footer-column p {
  margin: 0;
}

.site-footer-column p + p {
  margin-top: var(--space-3);
}

.site-footer-column--blurb {
  max-width: 42ch;
}

.site-footer-column--blurb p {
  opacity: 0.86;
}

.site-footer-line2 {
  margin-top: var(--space-1);
}

.site-footer-earned {
  font-weight: 600;
  margin-top: var(--space-3);
  color: inherit;
  opacity: 0.88;
}

.site-footer-column--languages {
  opacity: 0.74;
}

.site-footer-language-nav {
  width: 100%;
}

.site-footer-languages {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  line-height: 1.85;
}

.site-footer-column--links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.site-footer-attribution {
  margin-top: 0;
}

.site-footer-video {
  margin-top: 0;
}

.site-footer-share {
  margin-top: 0;
}

.share-link--footer {
  display: inline;
  text-align: left;

  text-decoration: underline;
  text-decoration-thickness: 0.06em;
  text-underline-offset: 0.18em;
  text-decoration-color: var(--line);
}

.share-link--footer[data-copied="true"] {
  opacity: 1;
}

.share-link--footer:hover,
.share-link--footer:focus-visible {
  opacity: 1;
}

.site-footer a {
  color: inherit;
  opacity: 0.9;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.site-footer-imprint {
  margin-top: var(--space-4);
  font-size: 0.73rem;
  line-height: 1.5;
  opacity: 0.58;
}

@media (min-width: 760px) {
  .site-footer {
    padding-top: var(--space-6);
    padding-bottom: calc(
      var(--space-7) + max(env(safe-area-inset-bottom), 0px)
    );
  }

  .site-footer-grid {
    max-width: 72rem;
    margin-left: auto;
    margin-right: auto;
  }

  .site-footer-column--links {
    gap: var(--space-1);
  }

  .site-footer-imprint {
    margin-top: auto;
  }
}

.accent-word {
  position: relative;
  color: var(--accent);
}

.accent-word::after {
  content: "";
  position: absolute;
  left: 0.08em;
  right: 0.12em;
  bottom: 0.04em;
  height: 1.5px;
  background:
    linear-gradient(
      92deg,
      transparent 0%,
      var(--accent) 10%,
      var(--accent) 93%,
      transparent 100%
    ),
    linear-gradient(
      88deg,
      transparent 3%,
      var(--accent) 18%,
      var(--accent) 84%,
      transparent 97%
    );
  border-radius: 999px 12px 999px 16px;
  opacity: 0.76;
  transform: rotate(-0.7deg);
  pointer-events: none;
}

.signoff-emoji {
  margin-left: 0.3rem;
}

@media (max-width: 760px) {
  .closing-comic-responsive {
    width: 100%;
    margin-left: 0;
    transform: none;
  }

  .site-footer {
    padding-top: var(--space-6);
    padding-bottom: calc(
      var(--space-7) + max(env(safe-area-inset-bottom), 0px)
    );
  }

  .site-footer-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-5);
  }

  .site-footer-column + .site-footer-column {
    padding-top: var(--space-5);
    border-top: 1px solid var(--line);
  }

  .site-footer-column--languages {
    opacity: 0.78;
  }

  .site-footer-languages {
    line-height: 1.72;
  }

  .site-footer-column--links {
    gap: var(--space-3);
  }

  .site-footer-imprint {
    margin-top: var(--space-3);
  }
}

@supports (-webkit-touch-callout: none) {
  html {
    height: -webkit-fill-available;
    min-height: -webkit-fill-available;
  }

  body {
    min-height: -webkit-fill-available;
  }

  @media (max-width: 760px) {
    .closing-share {
      margin-top: var(--space-7);
      margin-bottom: var(--space-3);
      padding-top: var(--space-4);
      gap: var(--space-3);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: flex-start;
      text-align: center;
    }

    .share-link--cta {
      -webkit-appearance: none;
      appearance: none;
      display: inline-flex;
      width: auto;
      min-height: 2.44rem;
      padding: 0.6rem 1.08rem;
      font-size: 0.82rem;
      margin-left: auto;
      margin-right: auto;
      align-self: center;
      justify-self: auto;
    }

    .site-footer-share {
      margin-top: var(--space-3);
      margin-bottom: var(--space-1);
    }
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e7e5e0;
    --muted: #b6b2a8;
    --line: rgba(255, 255, 255, 0.14);
    --panel: rgba(255, 255, 255, 0.04);
    --accent: #c07a5c;
    --page-bg-solid: #0f1110;
    --page-bg: linear-gradient(180deg, #0f1110 0%, #141614 100%);
  }

  .site-footer a {
    color: inherit;
  }

  .share-link--cta {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.24);
  }

  .chat-card {
    background: rgba(255, 255, 255, 0.065);
    border-color: rgba(255, 255, 255, 0.24);
    box-shadow:
      2px 2px 0 rgba(236, 232, 224, 0.16),
      inset 0 1px 0 rgba(255, 255, 255, 0.08);
  }

  .chat-card.is-blunt {
    background: rgba(255, 255, 255, 0.22);
    border-color: rgba(0, 0, 0, 0.18);
  }

  .chat-card.is-polite {
    background: rgba(255, 255, 255, 0.065);
    border-color: rgba(255, 255, 255, 0.24);
  }

  .chat-label {
    color: #c3beb4;
  }

  .chat-heading .inline-illustration--micro {
    opacity: 0.72;
  }

  .messages {
    opacity: 0.74;
  }
}