:root {
  --ink: #12110f;
  --paper: #f3f2ee;
  --mute: #6f6c66;
  --rule: #d4d1c8;
  --panel: #eceae4;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; background: var(--paper); }

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  color: var(--ink);
  background: var(--paper);
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, "Songti SC", "Noto Serif SC", "Source Han Serif SC", serif;
  font-size: 19px;
  line-height: 1.6;
}

a { color: inherit; }

.wrap {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.site-head {
  position: sticky;
  top: 0;
  z-index: 2;
  border-bottom: 1px solid var(--rule);
  background: color-mix(in srgb, var(--paper) 92%, white);
}

.head-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 64px;
}

.mark {
  margin: 0;
  font-size: 15px;
  letter-spacing: 0.06em;
}

.mark a { text-decoration: none; }

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 22px;
  font-size: 15px;
}

nav a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

nav a:hover,
nav a[aria-current="page"] {
  border-bottom-color: var(--ink);
}

.hero {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: calc(100svh - 64px);
  padding: 32px 0 40px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  flex: 1;
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.kicker {
  margin: 0 0 14px;
  font-size: 15px;
  letter-spacing: 0;
  color: #5c5954;
}

h1, h2, h3 {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.08;
}

h1 {
  font-size: clamp(52px, 11vw, 118px);
  max-width: 8em;
}

h2 { font-size: clamp(32px, 5vw, 52px); }
h3 { font-size: 22px; letter-spacing: -0.02em; }

.lede,
.summary {
  margin: 22px 0 0;
  max-width: 34em;
}

.lede { font-size: clamp(18px, 2vw, 22px); }

.pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 48px;
  margin: 36px 0 0;
  max-width: 40em;
}

.pair > div {
  padding-top: 12px;
  border-top: 1px solid var(--ink);
}

.pair-label {
  margin: 0 0 6px;
  font-size: 13px;
  color: var(--ink);
}

.pair p {
  margin: 0;
  max-width: none;
  color: var(--mute);
}

.pair .pair-label { color: var(--ink); }

.continue {
  display: inline-block;
  width: fit-content;
  margin-top: 40px;
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
}

.continue:hover { border-bottom-color: transparent; }

.chapter,
.about,
.entry,
.close,
.stack {
  padding: 88px 0;
  border-top: 1px solid var(--ink);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 48px 56px;
  align-items: center;
}

.split.reverse {
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
}

.split.reverse .copy { order: 2; }
.split.reverse .media { order: 1; }

.copy > p:not(.kicker):not(.meta),
.about > p:not(.kicker),
.entry > p:not(.kicker):not(.meta),
.stack .wrap > p:not(.kicker),
.close-head > p:not(.kicker) {
  margin: 16px 0 0;
  max-width: 36em;
}

.meta {
  margin: 18px 0 0;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--mute);
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.facts li {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--rule);
  font-size: 15px;
}

.facts strong {
  display: block;
  margin-bottom: 4px;
  font-size: 14px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 28px;
}

.more {
  display: inline-block;
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
}

.more:hover { border-bottom-color: transparent; }

.stage { margin: 0; }

.window,
.phone {
  background: var(--panel);
  border: 1px solid var(--ink);
}

.window-bar {
  padding: 10px 14px;
  border-bottom: 1px solid var(--ink);
  font-size: 13px;
}

.window-body {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
}

.rail {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px 12px;
  border-right: 1px solid var(--rule);
  font-size: 13px;
  color: var(--mute);
}

.rail b {
  color: var(--ink);
  font-weight: 600;
}

.pane {
  display: flex;
  flex-direction: column;
  min-height: 220px;
}

.chat {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px 14px;
}

.bubble {
  max-width: 92%;
  padding: 10px 12px;
  border: 1px solid var(--rule);
  font-size: 14px;
  line-height: 1.45;
}

.bubble.them { align-self: flex-start; background: white; }
.bubble.me {
  align-self: flex-end;
  border-color: var(--ink);
}

.composer {
  margin-top: auto;
  padding: 10px 14px;
  border-top: 1px solid var(--rule);
  font-size: 13px;
  color: var(--mute);
}

.phone {
  width: min(100%, 280px);
  margin: 0 auto;
  padding: 12px 12px 18px;
  border-radius: 28px;
}

.phone-notch {
  width: 72px;
  height: 8px;
  margin: 4px auto 12px;
  border: 1px solid var(--ink);
}

.phone-screen {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 320px;
  padding: 16px 12px;
  background: var(--paper);
  border: 1px solid var(--ink);
}

.phone-screen .k {
  font-size: 13px;
  color: var(--mute);
}

.phone-screen .bubble { max-width: 100%; font-size: 13px; }

.ask {
  display: flex;
  gap: 8px;
  margin-top: auto;
}

.ask span {
  flex: 1;
  padding: 8px 0;
  border: 1px solid var(--ink);
  text-align: center;
  font-size: 13px;
}

.ask span.yes { background: var(--ink); color: var(--paper); }

.recap {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  margin-top: 40px;
}

.recap article {
  padding-top: 16px;
  border-top: 1px solid var(--ink);
}

.recap p { margin: 10px 0 0; font-size: 16px; }

.recap a {
  display: inline-block;
  margin-top: 14px;
}

.close-head { max-width: 34em; }

.film {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  width: min(1120px, calc(100% - 48px));
  margin: 36px auto 0;
}

.film figure { margin: 0; }

.film img,
.hero-shot img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.06);
}

.film img {
  aspect-ratio: 5 / 4;
  background: #e7e4dc;
}

.film figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--mute);
}

.slot {
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 3;
  border: 1px dashed var(--rule);
  color: var(--mute);
  font-size: 14px;
  letter-spacing: 0.08em;
}

.entry { flex: 1; }
.entry h1 {
  max-width: none;
  font-size: clamp(44px, 8vw, 84px);
}

.hero-shot { margin: 36px 0 0; }

.hero-shot .window {
  max-width: 720px;
}

.hero-shot .window-body { min-height: 0; }
.hero-shot .phone { width: min(100%, 320px); }
.hero-shot .phone-screen { min-height: 380px; }

.blocks {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  margin-top: 40px;
}

.blocks article {
  padding-top: 16px;
  border-top: 1px solid var(--ink);
}

.blocks p { margin: 10px 0 0; font-size: 16px; }

.rows {
  display: grid;
  gap: 0;
  margin-top: 40px;
}

.row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: 28px 0;
  border-top: 1px solid var(--rule);
}

.row:last-child { border-bottom: 1px solid var(--rule); }

.row h3 { margin: 0; }
.row p { margin: 8px 0 0; font-size: 16px; max-width: 40em; }
.row .status {
  font-size: 13px;
  color: var(--mute);
  text-decoration: none;
}

.site-foot {
  margin-top: auto;
  padding: 48px 0 28px;
  border-top: 1px solid var(--ink);
  font-size: 15px;
}

.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px 24px;
  padding-bottom: 36px;
}

.foot-mark,
.foot-label {
  margin: 0 0 10px;
  letter-spacing: 0.06em;
}

.foot-label {
  font-size: 13px;
  color: var(--mute);
}

.site-foot p { margin: 0; color: var(--mute); }

.foot-grid a {
  display: block;
  width: fit-content;
  margin-top: 8px;
  text-decoration: none;
}

.foot-grid a:hover { text-decoration: underline; }

.foot-meta {
  padding-top: 18px;
  border-top: 1px solid var(--rule);
}

.foot-meta .traffic {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--mute);
  line-height: 1.4;
}

.beian {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 22px;
}

.beian a {
  color: var(--mute);
  text-decoration: none;
  font-size: 13px;
}

.beian a:hover { color: var(--ink); }

.public-security-record {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.public-security-record img {
  flex-shrink: 0;
  object-fit: contain;
}

.public-security-record span { white-space: nowrap; }

@media (max-width: 860px) {
  .split,
  .split.reverse {
    display: block;
    grid-template-columns: none;
  }

  .split.reverse .copy,
  .split.reverse .media { order: unset; }

  .media { margin-top: 32px; }

  .facts,
  .blocks,
  .film,
  .pair,
  .recap,
  .window-body {
    grid-template-columns: 1fr;
  }

  .rail {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px 16px;
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .rail b { margin: 0; }

  .row {
    grid-template-columns: 1fr;
    gap: 16px;
  }

}

@media (max-width: 720px) {
  .wrap,
  .hero-copy,
  .film { width: min(100% - 32px, 560px); }

  .head-inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    min-height: 0;
    padding: 16px 0;
    gap: 12px;
  }

  nav { justify-content: flex-start; }
  .hero { min-height: 0; padding: 40px 0 28px; }
  .chapter, .about, .entry, .close, .stack { padding: 48px 0; }
  .foot-grid { grid-template-columns: 1fr; gap: 28px; }
  h1 { font-size: clamp(44px, 16vw, 72px); }
}