html, body { margin: 0; background: #fff; }

.k {
  --paper: #fff;
  --ink: #1a1a1a;
  --mute: #6b6b6b;
  --line: #ebebeb;
  --soft: #f8f8f8;
  --serif: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --sans: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --gutter: clamp(1.25rem, 4vw, 2rem);
  --max: 72rem;
  min-height: 100vh;
  background: #fff;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.k *, .k *::before, .k *::after { box-sizing: border-box; }
.k h1, .k h2, .k h3, .k p, .k figure { margin: 0; }
.k a { color: inherit; text-decoration: none; }
.k img { display: block; max-width: 100%; height: auto; }

.k-wrap {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.k-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(16px);
}

.k-header-inner {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding: 0 var(--gutter);
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.k-mark {
  font-weight: 560;
  font-size: 1.02rem;
  letter-spacing: -0.03em;
}

.k-nav {
  display: none;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.92rem;
}

.k-nav a[aria-current="page"] { color: var(--ink); }
.k-nav a:not(.k-cta) { color: #3a3a3a; }
.k-nav a:not(.k-cta):hover { color: var(--ink); }

.k a.k-cta {
  background: #ff9d69;
  color: #2c1810;
  padding: 0.55rem 0.85rem;
  border-radius: 0.55rem;
  font-size: 0.88rem;
  font-weight: 600;
}

.k a.k-cta:hover { background: #ffb184; }

.k-nav-scroll {
  display: flex;
  gap: 1.15rem;
  overflow-x: auto;
  padding: 0 var(--gutter) 0.75rem;
  font-size: 0.9rem;
  color: #3a3a3a;
  scrollbar-width: none;
}
.k-nav-scroll::-webkit-scrollbar { display: none; }

@media (min-width: 900px) {
  .k-nav { display: flex; }
  .k-nav-scroll { display: none; }
}

.k-open {
  display: grid;
  gap: 2.2rem;
  align-items: center;
  width: min(100% - 2.5rem, var(--max));
  margin: 0 auto;
  padding: 3.2rem 0 4.5rem;
}

@media (min-width: 900px) {
  .k-open {
    grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.9fr);
    padding: 4.8rem 0 6rem;
    min-height: 0;
  }
}

.k-open-copy { max-width: 38rem; }

.k-open h1 {
  font-weight: 520;
  font-size: clamp(3.1rem, 7vw, 5.4rem);
  letter-spacing: -0.055em;
  line-height: 0.96;
  margin: 0 0 1.15rem;
}

.k-open .lede {
  color: var(--mute);
  font-size: 1.15rem;
  line-height: 1.55;
  max-width: 32rem;
}

.k-open .go {
  margin-top: 1.7rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem 1.3rem;
}

.k-open .go a:first-child {
  background: #ff9d69;
  color: #2c1810;
  padding: 0.78rem 1.05rem;
  border-radius: 0.6rem;
  font-weight: 600;
}

.k-open .go a:first-child:hover { background: #ffb184; }
.k-open .go a:last-child { font-weight: 520; color: #3a3a3a; }
.k-open .go a:last-child:hover { color: var(--ink); }

.k-open-photo { background: transparent; min-height: 0; }
.k-open-photo img {
  position: relative;
  inset: auto;
  width: 100%;
  height: auto;
  max-height: none;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 18%;
  border-radius: 1.25rem;
  background: var(--soft);
}

.k-ch {
  padding: clamp(4.2rem, 8vw, 6.5rem) 0;
  border-top: 1px solid var(--line);
}

.k-label {
  font-size: 0.84rem;
  color: var(--mute);
  margin-bottom: 0.15rem;
}

.k-label a { color: var(--mute); }
.k-label a:hover { color: var(--ink); }

.k-ch h1,
.k-ch h2 {
  font-weight: 520;
  letter-spacing: -0.045em;
  line-height: 1.05;
  text-wrap: pretty;
}

.k-ch h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  margin: 0.35rem 0 1rem;
  max-width: 16em;
}

.k-ch h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  margin: 0.35rem 0 0.9rem;
}

.k-ch .lede {
  color: var(--mute);
  font-size: 1.08rem;
  max-width: 38rem;
  line-height: 1.55;
}

.k-figure { margin: 1.8rem 0 0; }
.k-figure img {
  width: 100%;
  max-height: 32rem;
  object-fit: cover;
  border-radius: 1.15rem;
  background: var(--soft);
}

.k-split { display: grid; gap: 1.5rem 3rem; }
@media (min-width: 860px) {
  .k-split { grid-template-columns: minmax(14rem, 0.8fr) 1.2fr; align-items: start; }
}

.k-prose { max-width: 40rem; margin-top: 1.6rem; }
.k-prose h2 {
  font-size: 1.45rem;
  font-weight: 540;
  letter-spacing: -0.03em;
  margin: 2.4rem 0 0.55rem;
}
.k-prose h3 {
  font-size: 1.12rem;
  font-weight: 560;
  letter-spacing: -0.02em;
  margin: 1.6rem 0 0.35rem;
}
.k-prose p { margin: 0 0 0.95rem; }
.k-prose ul, .k-prose ol { margin: 0.2rem 0 1.1rem; padding-left: 1.15rem; }
.k-prose li { margin: 0.45rem 0; }
.k-prose a { box-shadow: inset 0 -1px 0 #d4d4d4; }
.k-prose a:hover { box-shadow: inset 0 -1px 0 var(--ink); }
.k-prose blockquote {
  margin: 1.4rem 0;
  padding: 0.2rem 0 0.2rem 1rem;
  border-left: 2px solid var(--ink);
}
.k-prose blockquote p {
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  line-height: 1.35;
}

.k-sub {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1.25rem;
}
.k-sub a {
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: var(--soft);
  font-size: 0.88rem;
}
.k-sub a[aria-current="page"] { background: var(--ink); color: #fff; }

.k-defs { margin-top: 2rem; }
.k-defs a, .k-defs .row {
  display: grid;
  gap: 0.25rem;
  padding: 1.15rem 0.2rem;
  border-top: 1px solid var(--line);
}
.k-defs a:last-child, .k-defs .row:last-child { border-bottom: 1px solid var(--line); }
@media (min-width: 800px) {
  .k-defs a, .k-defs .row {
    grid-template-columns: minmax(12rem, 18rem) 1fr;
    gap: 2rem;
    align-items: baseline;
    padding-inline: 0.4rem;
    margin-inline: -0.4rem;
    border-radius: 0.6rem;
  }
}
.k-defs strong { font-weight: 560; letter-spacing: -0.02em; }
.k-defs span { color: var(--mute); }
.k-defs a:hover { background: var(--soft); }

.k-mosaic {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin: 1.8rem 0 0.4rem;
}
.k-mosaic img, .k-mosaic .span {
  width: 100%;
  height: 16rem;
  grid-row: auto;
  object-fit: cover;
  border-radius: 1rem;
  background: var(--soft);
}
@media (min-width: 800px) {
  .k-mosaic { grid-template-columns: repeat(3, 1fr); }
  .k-mosaic img, .k-mosaic .span { height: 18rem; }
}

.k-more {
  display: inline-block;
  margin-top: 1.35rem;
  font-weight: 550;
}
.k-more:hover { color: var(--mute); }

.k-form {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.5rem;
  max-width: 32rem;
}
.k-field { display: grid; gap: 0.35rem; }
.k-field span { font-size: 0.82rem; color: var(--mute); }
.k-field input, .k-field select, .k-field textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--soft);
  color: var(--ink);
  font: inherit;
  padding: 0.75rem 0.8rem;
  border-radius: 0.7rem;
}
.k-field input:focus, .k-field select:focus, .k-field textarea:focus {
  outline: none;
  border-color: #cfcfcf;
  background: #fff;
}
.k-send {
  justify-self: start;
  margin-top: 0.3rem;
  background: #ff9d69;
  color: #2c1810;
  border: 0;
  border-radius: 0.6rem;
  padding: 0.78rem 1.1rem;
  font: 600 0.95rem/1 var(--sans);
  cursor: pointer;
}
.k-send:hover { background: #ffb184; }

.k-block {
  border-top: 0;
  width: min(calc(100% - 1.25rem), 78rem);
  margin: 0.75rem auto;
  border-radius: 1.75rem;
  padding: clamp(2.8rem, 6vw, 4.8rem) 0;
}
.k-block.blue { background: #2f5368; color: #f6f1ea; }
.k-block.orange { background: #ff9d69; color: #2c1810; }
.k-block.purple { background: #534ab7; color: #f7f5ff; }
.k-block.blue .lede,
.k-block.blue .k-label,
.k-block.blue .k-defs span { color: rgba(246, 241, 234, 0.82); }
.k-block.orange .lede,
.k-block.orange .k-label,
.k-block.orange .k-defs span { color: rgba(44, 24, 16, 0.78); }
.k-block.purple .lede,
.k-block.purple .k-label,
.k-block.purple .k-defs span { color: rgba(247, 245, 255, 0.84); }
.k-block .k-prose { color: inherit; }
.k-block .k-defs a,
.k-block .k-defs .row { border-color: rgba(255, 255, 255, 0.28); }
.k-block.orange .k-defs a,
.k-block.orange .k-defs .row { border-color: rgba(44, 24, 16, 0.22); }
.k-block .k-defs a:hover { background: rgba(255, 255, 255, 0.1); }
.k-block.orange .k-defs a:hover { background: rgba(44, 24, 16, 0.06); }
.k-block .k-more { color: inherit; box-shadow: inset 0 -1px 0 currentColor; }
.k-block .k-prose a { color: inherit; box-shadow: inset 0 -1px 0 currentColor; }

.k-band {
  border-radius: 1.5rem;
  padding: 2.4rem 0 2.2rem;
  margin: 1rem auto 0.4rem;
  width: min(calc(100% - 1.25rem), 78rem);
}
.k-band.blue { background: #2f5368; color: #f6f1ea; }
.k-band.orange { background: #ff9d69; color: #2c1810; }
.k-band.purple { background: #534ab7; color: #f7f5ff; }
.k-band .lede { color: inherit; opacity: 0.9; }
.k-band h1 { color: inherit; }
.k-band .k-label, .k-band .k-label a { color: inherit; opacity: 0.75; }
.k-form-note { margin-top: 0.35rem; color: var(--mute); font-size: 0.95rem; }

.k-foot {
  border-top: 1px solid var(--line);
  padding: 1.8rem 0 2rem;
  font-size: 0.9rem;
  color: var(--mute);
}
.k-foot-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.7rem 1.5rem;
}
.k-foot-legacy { margin-top: 0.7rem; font-size: 0.82rem; }
.k-foot a:hover { color: var(--ink); }

details.later summary {
  cursor: pointer;
  font-size: 1.05rem;
  font-weight: 540;
  letter-spacing: -0.02em;
}
details.later .k-prose { margin-top: 1rem; }

@media (max-width: 800px) {
  .k-open { width: min(100% - 2rem, var(--max)); padding-top: 2.2rem; }
  .k-open h1 { font-size: clamp(2.7rem, 12vw, 3.5rem); }
  .k-open-photo img { aspect-ratio: 5 / 4; object-position: 50% 20%; }
  .k-ch h2 { font-size: 1.7rem; }
  .k-defs strong { white-space: normal; }
}