@charset "UTF-8";

:root {
  --navy: #18233d;
  --ink: #211c24;
  --sakura: #e57a92;
  --deep: #c45c74;
  --cream: #f6efe2;
  --foam: #fffaf1;
  --gold: #d7b25a;
  --tape: rgba(232, 210, 120, 0.55);
  --mute: #746774;
  --hard: 7px 7px 0 rgba(24, 35, 61, 0.14);
  --nav-shadow: 2px 2px 0 rgba(24, 35, 61, 0.18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: "Iowan Old Style", "Songti SC", "PingFang SC", "Microsoft YaHei", serif;
  line-height: 1.7;
}
body::before {
  content: "";
  pointer-events: none;
  position: fixed; inset: 0; z-index: 20; opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.7' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
a { color: inherit; text-decoration: none; }
button { border: 0; background: 0; font: inherit; color: inherit; cursor: pointer; }
img { display: block; max-width: 100%; }
h1, h2, h3, p, ol, figure { margin: 0; padding: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

.jk-slip {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 22px;
  background:
    repeating-linear-gradient(-45deg, transparent, transparent 8px, rgba(24,35,61,0.04) 8px 10px),
    var(--foam);
  border-bottom: 2px dashed rgba(24,35,61,0.2);
  position: sticky; top: 0; z-index: 30;
}
.jk-slip b { font-size: 18px; letter-spacing: 0.08em; }
.jk-slip small { color: var(--mute); margin-left: 8px; font-weight: 600; }
.jk-stamp {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 7px 14px; border: 2px solid var(--deep); color: var(--deep);
  font-size: 12px; font-weight: 800; letter-spacing: 0.16em;
  transform: rotate(-3deg);
  box-shadow: var(--nav-shadow);
  background: rgba(255,250,241,0.9);
  font-family: "Avenir Next", "PingFang SC", sans-serif;
}

.jk-cover { position: relative; }
.jk-cover-copy {
  padding: 36px 22px 20px;
  width: min(560px, calc(100% - 36px));
  margin: 0 auto;
}
.jk-cover-copy h1 {
  font-size: clamp(48px, 10vw, 92px);
  line-height: 0.82;
  letter-spacing: -0.07em;
  font-weight: 900;
}
.jk-cover-copy h1 em {
  display: block; margin-top: 14px;
  font-style: normal; font-size: 0.28em; letter-spacing: 0;
  line-height: 1.45; font-weight: 700; color: var(--deep);
}
.jk-cover-copy .lede { margin-top: 16px; color: var(--mute); }
.jk-btns { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; font-family: "Avenir Next", "PingFang SC", sans-serif; }
.jk-btns a {
  padding: 11px 16px; font-size: 13px; font-weight: 800;
}
.jk-btns .ink { background: var(--navy); color: #fff; box-shadow: var(--hard); }
.jk-btns .pink { background: var(--sakura); color: #fff; box-shadow: var(--hard); }

.jk-cover-art {
  position: relative;
  min-height: 72vw;
  max-height: 760px;
  overflow: hidden;
  background: var(--navy);
}
.jk-cover-art > img {
  width: 100%; height: 100%; object-fit: cover; min-height: 72vw; max-height: 760px;
  filter: saturate(0.92) contrast(1.04);
}
.jk-sticker {
  position: absolute; z-index: 2;
  background: var(--foam); padding: 8px 10px 16px;
  box-shadow: var(--hard);
  font-size: 11px; font-weight: 800;
}
.jk-sticker img { object-fit: cover; }
.jk-sticker.a { left: 6%; top: 12%; transform: rotate(-8deg); }
.jk-sticker.a img { width: 92px; height: 118px; }
.jk-sticker.b { right: 8%; bottom: 14%; transform: rotate(7deg); background: var(--gold); }
.jk-sticker.b img { width: 88px; height: 112px; }
.jk-badge {
  position: absolute; right: 7%; top: 10%; z-index: 2;
  width: 88px; height: 88px; border-radius: 50%;
  background: var(--deep); color: #fff;
  display: grid; place-items: center; text-align: center;
  font-size: 12px; font-weight: 800; letter-spacing: 0.08em;
  box-shadow: var(--hard); transform: rotate(12deg);
}
.jk-tape {
  position: absolute; z-index: 3; width: 86px; height: 22px;
  background: var(--tape); mix-blend-mode: multiply;
}
.jk-tape.t1 { left: 10%; top: 8%; transform: rotate(-18deg); }
.jk-tape.t2 { right: 18%; bottom: 10%; transform: rotate(22deg); }

.jk-toc {
  background:
    linear-gradient(90deg, transparent 42px, rgba(229,122,146,0.35) 42px 44px, transparent 44px),
    repeating-linear-gradient(transparent, transparent 31px, rgba(24,35,61,0.08) 31px 32px),
    var(--foam);
  padding: 48px 22px 56px 64px;
  border-top: 12px solid var(--navy);
}
.jk-toc h2 {
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: 8px;
}
.jk-toc p { color: var(--mute); margin-bottom: 22px; max-width: 40em; }
.jk-toc ol { list-style: none; max-width: 720px; }
.jk-toc li { margin: 0 0 10px; }
.jk-toc a {
  display: flex; align-items: baseline; gap: 8px;
  font-size: 18px; font-weight: 700;
}
.jk-toc a span:first-child { color: var(--deep); width: 2.4em; font-family: "Avenir Next", "PingFang SC", sans-serif; }
.jk-toc a i {
  flex: 1; border-bottom: 2px dotted rgba(24,35,61,0.28); transform: translateY(-4px);
}
.jk-toc a em { font-style: normal; color: var(--mute); font-size: 13px; font-weight: 600; }

.jk-fold { position: relative; background: var(--navy); color: #fff; }
.jk-fold-img { width: 100%; height: min(52vw, 460px); object-fit: cover; opacity: 0.92; }
.jk-fold-cap {
  position: absolute; right: 18px; top: 24px; bottom: 24px;
  writing-mode: vertical-rl;
  letter-spacing: 0.28em;
  font-size: 14px; font-weight: 800; color: #fff;
  text-shadow: 0 2px 10px rgba(0,0,0,0.4);
}
.jk-pop {
  position: absolute; background: var(--foam); color: var(--ink);
  padding: 8px 8px 20px; box-shadow: var(--hard); z-index: 2;
}
.jk-pop img { object-fit: cover; }
.jk-pop.l { left: 6%; bottom: -48px; transform: rotate(-6deg); }
.jk-pop.l img { width: 140px; height: 176px; }
.jk-pop.r { right: 18%; bottom: -36px; transform: rotate(5deg); }
.jk-pop.r img { width: 120px; height: 150px; }
.jk-pop figcaption { font-size: 11px; font-weight: 800; margin-top: 6px; text-align: center; }

.jk-run-wrap {
  padding: 88px 0 40px;
  background:
    radial-gradient(circle at 20% 0, rgba(229,122,146,0.2), transparent 40%),
    var(--cream);
}
.jk-run-wrap h2 { padding: 0 22px; font-size: clamp(28px, 4vw, 40px); }
.jk-run-wrap .hint { padding: 6px 22px 16px; color: var(--mute); }
.jk-run {
  display: flex; gap: 14px; overflow-x: auto;
  padding: 10px 22px 28px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.jk-run::-webkit-scrollbar { height: 8px; }
.jk-run::-webkit-scrollbar-thumb { background: var(--navy); }
.jk-locker {
  flex: 0 0 220px; scroll-snap-align: start;
  min-height: 340px;
  background: linear-gradient(180deg, #2c3d66, var(--navy));
  color: #fff;
  padding: 16px 14px 18px;
  position: relative;
  box-shadow: var(--hard);
}
.jk-locker::before {
  content: "";
  display: block; height: 18px; margin-bottom: 12px;
  background: repeating-linear-gradient(90deg, #0f1728 0 10px, transparent 10px 18px);
}
.jk-locker .knob {
  position: absolute; right: 14px; top: 42px;
  width: 18px; height: 18px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fff3c4, var(--gold));
}
.jk-locker.photo { padding: 16px 10px 12px; }
.jk-locker.photo img { width: 100%; height: 250px; object-fit: cover; }
.jk-locker h3 { font-size: 20px; margin: 8px 0; }
.jk-locker p { font-size: 14px; color: rgba(255,255,255,0.78); }
.jk-locker.alt { background: linear-gradient(180deg, var(--sakura), var(--deep)); }
.jk-locker.gold { background: linear-gradient(180deg, #ead28a, var(--gold)); color: var(--ink); }
.jk-locker.gold p { color: rgba(33,28,36,0.75); }

.jk-desk-sec {
  padding: 40px 0 80px;
  background: #3a2d24;
}
.jk-desk-sec h2 { color: var(--cream); padding: 0 22px 8px; font-size: clamp(28px, 4vw, 40px); }
.jk-desk-sec .hint { color: rgba(246,239,226,0.7); padding: 0 22px 20px; }
.jk-desk {
  position: relative;
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 560px;
  background:
    radial-gradient(ellipse at 50% 0, rgba(255,255,255,0.06), transparent 50%),
    repeating-linear-gradient(90deg, rgba(0,0,0,0.08) 0 2px, transparent 2px 18px),
    #5a4334;
  border: 12px solid #2a1f18;
  box-shadow: inset 0 0 80px rgba(0,0,0,0.28);
}
.jk-note {
  position: absolute; left: 6%; top: 8%;
  width: min(420px, 86%);
  background:
    repeating-linear-gradient(transparent, transparent 27px, rgba(229,122,146,0.28) 27px 28px),
    var(--foam);
  padding: 28px 24px 32px;
  box-shadow: var(--hard);
  transform: rotate(-2deg);
}
.jk-note::after {
  content: "";
  position: absolute; left: 28px; top: 0; bottom: 0; width: 2px; background: rgba(24,35,61,0.12);
}
.jk-note h3 { font-size: 26px; margin-bottom: 8px; }
.jk-note p { text-indent: 2em; }
.jk-note p::first-letter {
  float: left; font-size: 52px; line-height: 0.8; padding-right: 8px;
  color: var(--deep); font-weight: 900;
}
.jk-id {
  position: absolute; right: 7%; top: 12%;
  width: 250px;
  background: var(--navy); color: #fff;
  padding: 16px;
  transform: rotate(7deg);
  box-shadow: var(--hard);
}
.jk-id .holo {
  height: 10px; margin: 8px 0 12px;
  background: linear-gradient(90deg, var(--sakura), var(--gold), #7ec8c3, var(--sakura));
}
.jk-id strong { display: block; font-size: 20px; }
.jk-id small { opacity: 0.75; }
.jk-id a {
  display: block; margin-top: 12px; padding: 8px; text-align: center;
  background: var(--gold); color: var(--ink); font-weight: 800;
  font-family: "Avenir Next", "PingFang SC", sans-serif;
}
.jk-clip {
  position: absolute; left: 38%; top: 2%;
  width: 28px; height: 48px; border: 3px solid #9aa3b0;
  border-bottom: 0; border-radius: 14px 14px 0 0;
  transform: rotate(-8deg);
}
.jk-shot {
  position: absolute; right: 10%; bottom: 8%;
  width: 168px; background: var(--foam); padding: 8px 8px 22px;
  box-shadow: var(--hard); transform: rotate(-8deg);
}
.jk-shot img { width: 152px; height: 190px; object-fit: cover; }
.jk-washi {
  position: absolute; left: 18%; bottom: 16%;
  width: 160px; height: 28px;
  background: repeating-linear-gradient(90deg, var(--sakura) 0 10px, #f3c4ce 10px 20px);
  opacity: 0.85; transform: rotate(-12deg); mix-blend-mode: multiply;
}

.jk-wall {
  padding: 64px 18px 80px;
  background:
    radial-gradient(circle at 80% 10%, rgba(215,178,90,0.25), transparent 32%),
    var(--cream);
}
.jk-wall h2 { font-size: clamp(28px, 4vw, 40px); margin-bottom: 8px; }
.jk-wall .hint { color: var(--mute); margin-bottom: 22px; }
.jk-cols {
  column-count: 3; column-gap: 16px;
}
.jk-sig {
  break-inside: avoid;
  margin: 0 0 16px;
  padding: 14px 16px 18px;
  background: var(--foam);
  box-shadow: var(--hard);
  font-size: 14px;
}
.jk-sig:nth-child(3n) { background: #fde3ea; transform: rotate(-1.2deg); }
.jk-sig:nth-child(4n) { background: #efe4c8; transform: rotate(1.4deg); }
.jk-sig.ask { background: var(--navy); color: #fff; }
.jk-sig time, .jk-sig b {
  display: block; font-size: 12px; color: var(--deep); margin-bottom: 6px;
  font-family: "Avenir Next", "PingFang SC", sans-serif;
}
.jk-sig.ask b, .jk-sig.ask time { color: var(--gold); }

.jk-bell {
  background: var(--sakura);
  color: #fff;
  padding: 48px 22px 64px;
  text-align: center;
}
.jk-bell h2 { font-size: clamp(32px, 5vw, 48px); margin-bottom: 10px; }
.jk-bell p { max-width: 28em; margin: 0 auto 20px; opacity: 0.92; }
.jk-bell .jk-btns { justify-content: center; }
.jk-bell .jk-btns .ink { box-shadow: var(--nav-shadow); }

.jk-colo {
  padding: 22px;
  font-size: 12px; color: var(--mute);
  display: flex; flex-wrap: wrap; gap: 10px 18px; justify-content: space-between;
  font-family: "Avenir Next", "PingFang SC", sans-serif;
}

@media (min-width: 960px) {
  .jk-cover {
    display: grid;
    grid-template-columns: 1fr;
  }
  .jk-cover-copy {
    position: absolute; z-index: 4;
    left: 4%; top: 12%;
    margin: 0;
    background: rgba(255,250,241,0.93);
    padding: 28px 26px 24px;
    box-shadow: var(--hard);
    clip-path: polygon(0 0, 100% 0, 100% 92%, 96% 100%, 0 100%);
  }
  .jk-cover-art { min-height: 760px; max-height: none; }
  .jk-cover-art > img { min-height: 760px; max-height: none; height: 760px; }
}

@media (max-width: 959px) {
  .jk-cover-art { min-height: 0; max-height: none; }
  .jk-cover-art > img { min-height: 0; max-height: none; height: auto; max-height: 70vh; object-fit: cover; width: 100%; }
  .jk-pop.l, .jk-pop.r { position: relative; left: auto; right: auto; bottom: auto; display: inline-block; margin: 12px; }
  .jk-fold { padding-bottom: 12px; }
  .jk-desk { min-height: 0; display: grid; gap: 16px; padding: 18px; border-width: 8px; }
  .jk-note, .jk-id, .jk-shot { position: relative; left: auto; right: auto; top: auto; bottom: auto; transform: none; width: auto; }
  .jk-clip, .jk-washi { display: none; }
  .jk-cols { column-count: 1; }
}

@media (min-width: 960px) and (max-width: 1180px) {
  .jk-cols { column-count: 2; }
}

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