@font-face {
  font-family: "Kouzan";
  src: url("../fonts/kouzan-gyousho.woff") format("woff");
  font-display: swap;
}

:root {
  --ink: #211b16;
  --ink-soft: #685d52;
  --paper: #eeeae0;
  --paper-light: #f7f4ec;
  --green: #2c2118;
  --green-deep: #100d0b;
  --line: rgba(24, 35, 29, .2);
  --accent: #b85434;
  --afterlight-gold: #ebdb9f;
  --afterlight-orange: #ed7834;
  --afterlight-night: #100d0b;
  --serif: "Songti TC", "Noto Serif CJK TC", "PMingLiU", "YuMincho", serif;
  --sans: "Avenir Next", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--serif);
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}

::selection {
  color: var(--paper-light);
  background: var(--green);
}

.masthead {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  padding: 12px clamp(22px, 4vw, 64px);
  color: var(--paper-light);
  border-bottom: 1px solid rgba(255, 255, 255, .14);
  background: rgba(16, 36, 26, .94);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 12px;
}

.brand-zh {
  font-family: "Kouzan", var(--serif);
  font-size: 29px;
  line-height: 1;
}

.brand-en {
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .24em;
  text-transform: uppercase;
}

.masthead-nav {
  display: flex;
  gap: clamp(22px, 3vw, 42px);
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: .12em;
}

.masthead-nav a,
.site-footer a {
  transition: opacity .2s ease;
}

.masthead-nav a:hover,
.site-footer a:hover {
  opacity: .58;
}

.eyebrow {
  margin: 0 0 22px;
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.home-page {
  --home-gold: var(--afterlight-gold);
  --home-orange: var(--afterlight-orange);
  min-height: 100svh;
  color: var(--home-gold);
  background: var(--green-deep);
}

.home-page .home-masthead {
  position: absolute;
  width: 100%;
  color: var(--home-orange);
  border-bottom-color: rgba(235, 219, 159, .22);
  background: linear-gradient(to bottom, rgba(12, 9, 7, .58), transparent);
  backdrop-filter: none;
}

.home-main {
  min-height: 100svh;
}

.home-cover {
  display: grid;
  min-height: 100svh;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 380px);
  align-items: end;
  gap: clamp(60px, 9vw, 150px);
  padding:
    clamp(130px, 20vh, 220px)
    clamp(28px, 7vw, 110px)
    clamp(48px, 8vh, 82px);
  background:
    linear-gradient(to bottom, rgba(12, 9, 7, .2) 8%, rgba(12, 9, 7, .08) 40%, rgba(12, 9, 7, .82) 100%),
    linear-gradient(to right, rgba(12, 9, 7, .42), transparent 72%),
    url("../images/afterlight/station-wide.jpg") center 44% / cover no-repeat;
}

.home-intro {
  max-width: 650px;
}

.home-signature {
  margin: 0;
  color: rgba(235, 219, 159, .66);
  font-family: var(--sans);
  font-size: 10px;
  letter-spacing: .18em;
}

.home-intro h1 {
  margin: 0;
  color: var(--home-gold);
  font-size: clamp(25px, 2.6vw, 37px);
  font-weight: 400;
  letter-spacing: .045em;
  line-height: 1.55;
  text-wrap: balance;
}

.home-signature {
  margin-top: 24px;
}

.home-catalog {
  scroll-margin-top: 90px;
  padding: 18px 0 8px;
  border-top: 1px solid rgba(235, 219, 159, .52);
  border-bottom: 1px solid rgba(235, 219, 159, .3);
  background: transparent;
}

.home-catalog h2 {
  margin: 0 0 9px;
  color: rgba(235, 219, 159, .8);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .16em;
}

.home-catalog ol {
  display: grid;
  margin: 0;
  padding: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 26px;
  list-style: none;
}

.home-catalog li {
  border-top: 1px solid rgba(235, 219, 159, .24);
}

.home-catalog a {
  display: flex;
  min-height: 42px;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  color: var(--home-gold);
  font-size: 15px;
  letter-spacing: .09em;
  transition: padding .2s ease, opacity .2s ease;
}

.home-catalog a span:last-child {
  color: var(--home-orange);
  font-family: var(--sans);
  font-size: 12px;
  opacity: .66;
}

.home-catalog a:hover {
  padding-left: 7px;
  opacity: .72;
}

.closing-note h2 {
  max-width: 740px;
  margin: 0;
  font-size: clamp(26px, 2.8vw, 42px);
  font-weight: 400;
  letter-spacing: .04em;
  line-height: 1.5;
}

.article-main {
  min-height: calc(100svh - 72px);
}

.article-body .story {
  min-height: calc(100svh - 72px);
}

.story {
  display: grid;
  min-height: 100svh;
  grid-template-columns: minmax(0, 1.08fr) minmax(520px, .92fr);
  background: var(--paper-light);
}

.story + .story {
  border-top: 1px solid var(--line);
}

.story--reverse .story-visual {
  order: 2;
}

.story--reverse .story-sheet {
  order: 1;
}

.story--warm .story-visual {
  background: #2e2118;
}

.story--warm .story-sheet {
  background: #f3ede3;
}

.story-visual {
  position: sticky;
  top: 72px;
  height: calc(100svh - 72px);
  margin: 0;
  overflow: hidden;
  background: var(--green-deep);
}

.story-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.story-sheet {
  display: flex;
  min-width: 0;
  min-height: calc(100svh - 72px);
  flex-direction: column;
  padding: clamp(34px, 5vw, 72px);
}

.story-meta {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.story-meta h1,
.story-meta h2 {
  margin: 0;
  font-size: clamp(28px, 2.6vw, 39px);
  font-weight: 400;
  letter-spacing: .14em;
}

.story-meta p {
  margin: 6px 0 0;
  color: var(--ink-soft);
  font-size: 11px;
  letter-spacing: .12em;
}

.reading-hint {
  display: flex;
  align-items: center;
  align-self: flex-end;
  gap: 12px;
  margin-top: 20px;
  color: var(--ink-soft);
  font-size: 9px;
  letter-spacing: .18em;
}

.reading-line {
  width: 42px;
  height: 1px;
  background: var(--line);
}

.reading-viewport {
  width: 100%;
  min-height: 0;
  flex: 1;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 24px 2px 30px;
  direction: rtl;
  scrollbar-color: var(--accent) transparent;
  scrollbar-width: thin;
}

.reading-viewport::-webkit-scrollbar {
  height: 3px;
}

.reading-viewport::-webkit-scrollbar-thumb {
  background: var(--accent);
}

.vertical-prose {
  display: inline-block;
  width: max-content;
  height: clamp(390px, 58vh, 610px);
  direction: ltr;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

.vertical-prose p {
  margin: 0 0 0 2.25em;
  font-size: clamp(15px, 1.15vw, 18px);
  letter-spacing: .11em;
  line-height: 2.05;
  text-align: justify;
  text-justify: inter-ideograph;
}

.vertical-prose p:last-child {
  margin-left: 0;
}

.story-footer {
  display: flex;
  justify-content: space-between;
  padding-top: 20px;
  color: var(--ink-soft);
  font-size: 10px;
  letter-spacing: .12em;
}

.story-footer a {
  color: var(--ink);
}

.article-body {
  color: var(--afterlight-gold);
  background: var(--afterlight-night);
}

.article-body .masthead {
  color: var(--afterlight-orange);
  border-bottom-color: rgba(235, 219, 159, .22);
  background: rgba(14, 11, 9, .94);
}

.article-body ::selection {
  color: var(--afterlight-night);
  background: var(--afterlight-gold);
}

.article-body a:focus-visible,
.article-body [tabindex]:focus-visible {
  outline-color: var(--afterlight-orange);
}

.article-body .story,
.article-body .story-sheet,
.article-body .story--warm .story-sheet {
  color: var(--afterlight-gold);
  background: var(--afterlight-night);
}

.article-body .story + .story,
.article-body .story-meta {
  border-color: rgba(235, 219, 159, .24);
}

.article-body .story-meta h1,
.article-body .story-meta h2,
.article-body .vertical-prose {
  color: var(--afterlight-gold);
}

.article-body .story-meta p,
.article-body .reading-hint,
.article-body .story-footer {
  color: rgba(235, 219, 159, .62);
}

.article-body .reading-line {
  background: rgba(235, 219, 159, .3);
}

.article-body .reading-viewport {
  scrollbar-color: var(--afterlight-orange) transparent;
}

.article-body .reading-viewport::-webkit-scrollbar-thumb {
  background: var(--afterlight-orange);
}

.article-body .story-footer a {
  color: var(--afterlight-orange);
}

.article-body .story-visual,
.article-body .story--warm .story-visual {
  background: #0b0908;
}

.closing-note {
  position: relative;
  display: grid;
  min-height: 74vh;
  place-items: center;
  overflow: hidden;
  padding: 100px 24px;
  color: var(--paper-light);
  background: var(--green);
}

.closing-note > div {
  position: relative;
  z-index: 2;
  width: min(760px, 100%);
}

.closing-note h2 {
  margin-bottom: 34px;
}

.closing-note div > p:last-child {
  max-width: 600px;
  margin: 0;
  color: rgba(247, 244, 236, .72);
  font-size: 15px;
  letter-spacing: .06em;
  line-height: 2.1;
}

.closing-mark {
  position: absolute;
  right: 4vw;
  bottom: -18vw;
  margin: 0;
  color: rgba(247, 244, 236, .045);
  font-family: "Kouzan", var(--serif);
  font-size: min(62vw, 800px);
  line-height: 1;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 30px clamp(22px, 4vw, 64px);
  color: rgba(247, 244, 236, .82);
  background: var(--green-deep);
  font-family: var(--sans);
  font-size: 9px;
  letter-spacing: .13em;
}

.site-footer p {
  margin: 0;
  text-align: center;
}

.site-footer > a:last-child {
  justify-self: end;
}

.footer-brand {
  font-family: var(--serif);
  text-transform: none;
}

@media (max-width: 980px) {
  .home-cover {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 330px);
    gap: 48px;
  }

  .story {
    grid-template-columns: minmax(0, 1fr) minmax(460px, .95fr);
  }
}

@media (max-width: 760px) {
  .masthead {
    min-height: 62px;
  }

  .masthead-nav {
    gap: 18px;
  }

  .masthead-nav a:first-child {
    display: none;
  }

  .home-page .masthead-nav a:first-child {
    display: inline;
  }

  .article-body .masthead-nav a:first-child {
    display: inline;
  }

  .article-body .masthead-nav a:last-child {
    display: none;
  }

  .closing-note h2 {
    font-size: 27px;
  }

  .home-cover {
    display: flex;
    min-height: 100svh;
    flex-direction: column;
    justify-content: flex-end;
    gap: 32px;
    padding: 126px 22px 32px;
    background:
      linear-gradient(to bottom, rgba(12, 9, 7, .28) 8%, rgba(12, 9, 7, .12) 34%, rgba(12, 9, 7, .88) 100%),
      url("../images/afterlight/station-wide.jpg") 40% center / cover no-repeat;
  }

  .home-intro h1 {
    max-width: 560px;
    font-size: clamp(24px, 6.2vw, 30px);
  }

  .home-catalog {
    width: 100%;
    padding: 16px 0 6px;
  }

  .home-catalog a {
    min-height: 40px;
    font-size: 15px;
  }

  .home-signature {
    margin-top: 16px;
  }

  .story {
    display: block;
  }

  .article-body .story {
    min-height: 0;
  }

  .story-visual {
    position: relative;
    top: 0;
    height: auto;
    aspect-ratio: 4 / 3;
  }

  .story--portrait .story-visual {
    aspect-ratio: 1 / 1.05;
  }

  .story-sheet {
    min-height: 780px;
    padding: 38px 22px 32px;
  }

  .vertical-prose {
    height: 470px;
  }

  .vertical-prose p {
    font-size: 16px;
    line-height: 1.95;
  }

  .site-footer {
    grid-template-columns: 1fr auto;
  }

  .site-footer p {
    display: none;
  }
}

@media (max-width: 430px) {
  .brand {
    gap: 8px;
  }

  .brand-zh {
    font-size: 25px;
  }

  .brand-en {
    font-size: 8px;
  }

  .home-cover {
    padding-bottom: 24px;
  }

  .story-meta h1,
  .story-meta h2 {
    font-size: 28px;
  }

  .vertical-prose {
    height: 440px;
  }

  .story-footer span {
    display: none;
  }

  .story-footer {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}