:root {
  --kk-primary: #ff7a45;
  --kk-primary-deep: #e8551f;
  --kk-primary-soft: #ffe3d3;
  --kk-ink: #2b1a14;
  --kk-muted: #76645d;
  --kk-pale: #fff3ec;
  --kk-line: #f0ded5;
  --kk-dark: #2b1712;
  --kk-cream: #fff9f4;
  --kk-warm: #fff5ee;
  --kk-white: #fff;
  --kk-shadow: 0 22px 60px rgba(83, 39, 21, 0.1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 98px; }
body {
  margin: 0;
  color: var(--kk-ink);
  font: 15px/1.8 "Helvetica Neue", Helvetica, "PingFang SC", Tahoma, "Hiragino Sans GB", "Heiti SC", Arial, "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
  background: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
::selection { background: #ffd8c4; color: #3a170b; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
img { max-width: 100%; height: auto; vertical-align: middle; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid #d94a18; outline-offset: 4px; }
h1, h2, h3, p, figure, dl, dd { margin: 0; }
h1, h2, h3 { line-height: 1.45; }
h2 { font-size: 34px; font-weight: 800; letter-spacing: -0.5px; }
h3 { font-size: 18px; }
p { color: var(--kk-muted); }
i { font-size: 1.25em; vertical-align: -0.1em; font-weight: 400; }

.kk-wrap { max-width: 1180px; width: calc(100% - 80px); margin: auto; }
.kk-accent { color: var(--kk-primary-deep); }
.kk-skip { position: fixed; top: -100px; left: 12px; z-index: 100; background: #fff; padding: 10px 16px; border-radius: 4px; }
.kk-skip:focus { top: 10px; }

/* Header */
.kk-site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--kk-line);
  backdrop-filter: blur(12px);
}
.kk-nav-inner {
  height: 82px;
  max-width: 1260px;
  margin: auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 30px;
}
.kk-brand { display: flex; align-items: center; gap: 9px; flex-shrink: 0; }
.kk-brand > img { width: 38px; height: 39px; object-fit: contain; }
.kk-wordmark { display: flex; flex-direction: column; line-height: 1; }
.kk-wordmark-cn { font-size: 21px; font-weight: 800; letter-spacing: 1px; color: var(--kk-ink); }
.kk-wordmark-en { margin-top: 4px; font-size: 7px; line-height: 1; letter-spacing: 2.3px; color: #b38370; font-weight: 600; }
.kk-site-header nav { margin-left: auto; display: flex; gap: 28px; align-items: center; font-size: 14px; }
.kk-site-header nav a { padding: 27px 0; white-space: nowrap; transition: color .2s; }
.kk-site-header nav a:hover, .kk-site-header nav a[aria-current] { color: var(--kk-primary-deep); }
.kk-nav-download {
  border-radius: 7px;
  background: var(--kk-ink);
  color: white;
  padding: 9px 18px;
  font-size: 14px;
  white-space: nowrap;
  transition: background .2s, transform .2s;
}
.kk-nav-download:hover { background: #45251a; transform: translateY(-1px); }
.kk-menu-toggle {
  display: none;
  margin-left: auto;
  border: 1px solid var(--kk-line);
  border-radius: 6px;
  background: #fff;
  color: var(--kk-ink);
  padding: 7px 10px;
  font-size: 12px;
  line-height: 1.2;
}

/* Hero */
.kk-welcome {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 84% 8%, rgba(255, 166, 111, 0.2), transparent 27%),
    linear-gradient(180deg, #fffaf6 0%, #fff5ee 100%);
}
.kk-welcome-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 66px 0 46px;
  align-items: center;
}
.kk-brand-note {
  font-size: 13px;
  letter-spacing: 2px;
  color: #8c6a5b;
  display: flex;
  gap: 9px;
  align-items: center;
}
.kk-brand-note span { width: 7px; height: 7px; background: var(--kk-primary); border-radius: 50%; box-shadow: 0 0 0 4px rgba(255, 122, 69, 0.14); }
h1 { font-size: 58px; font-weight: 800; margin: 15px 0 6px; letter-spacing: 2px; }
.kk-welcome-slogan { font-size: 31px; line-height: 1.55; color: var(--kk-ink); font-weight: 650; letter-spacing: 0.2px; }
.kk-intro { margin-top: 21px; line-height: 1.9; }
.kk-actions { display: flex; gap: 12px; margin: 27px 0 10px; flex-wrap: wrap; }
.kk-btn {
  display: inline-flex;
  gap: 9px;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 650;
  line-height: 1.5;
  min-height: 48px;
  transition: transform .2s, background .2s, border-color .2s, box-shadow .2s;
}
.kk-btn:hover { transform: translateY(-2px); }
.kk-btn-primary {
  background: linear-gradient(135deg, #ff905b 0%, #ff6b35 100%);
  color: #3a1407;
  box-shadow: 0 9px 24px rgba(255, 107, 53, 0.22);
}
.kk-btn-primary:hover { background: linear-gradient(135deg, #ff9b68 0%, #ff7a45 100%); box-shadow: 0 12px 28px rgba(255, 107, 53, 0.28); }
.kk-btn-light { background: #fff; border: 1px solid #efd3c5; color: #5b3323; }
.kk-btn-light:hover { background: #fff0e7; border-color: #e9bda8; }
.kk-download-note { font-size: 11px; color: #977869; margin: 0 0 13px; line-height: 1.7; }
.kk-download-note i { color: var(--kk-primary-deep); margin-right: 3px; }
.kk-text-link { font-size: 14px; color: var(--kk-primary-deep); font-weight: 650; }
.kk-text-link i { margin-left: 7px; transition: transform .2s; }
.kk-text-link:hover i { transform: translateX(3px); }
.kk-welcome-points { display: flex; gap: 19px; margin-top: 30px; font-size: 12px; color: #7f665a; }
.kk-welcome-points i { color: var(--kk-primary-deep); margin-right: 4px; }

.kk-viewing-nook { position: relative; height: 480px; min-width: 0; }
.kk-nook-circle {
  position: absolute;
  width: 465px;
  height: 410px;
  background: radial-gradient(circle at 38% 28%, #fff0e5 0%, #ffe0cf 48%, #ffd0b8 100%);
  top: 32px;
  right: -22px;
  border-radius: 48% 48% 36% 42%;
  transform: rotate(-9deg);
  box-shadow: inset 0 0 70px rgba(255, 255, 255, 0.38);
}
.kk-nook-heading {
  position: absolute;
  top: 0;
  right: 30px;
  font-size: 12px;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: #96715e;
}
.kk-nook-heading i { font-size: 25px; color: #ff9a63; }
.kk-wide-preview { position: absolute; width: 374px; top: 84px; right: 0; }
.kk-wide-preview .kk-screenshot {
  border: 7px solid #44261b;
  border-bottom-width: 11px;
  border-radius: 9px;
  box-shadow: 0 18px 36px rgba(90, 42, 22, 0.17);
  background: #1c0e0a;
}
.kk-wide-preview::after { content: ""; display: block; background: #523023; height: 6px; width: 100px; margin: 7px auto 0; border-radius: 3px; }
.kk-wide-preview figcaption { font-size: 11px; margin-top: 12px; text-align: right; color: #8c6c5d; }
.kk-phone-preview { position: absolute; width: 176px; top: 30px; left: 0; z-index: 2; }
.kk-phone-preview .kk-screenshot { border: 5px solid #fff; border-radius: 22px; box-shadow: 0 16px 38px rgba(94, 40, 18, 0.2); background: #fff; }
.kk-phone-preview figcaption { font-size: 11px; text-align: center; margin-top: 8px; color: #7d5b4c; }
.kk-nook-mark {
  position: absolute;
  right: 18px;
  bottom: 20px;
  z-index: 4;
  width: 128px;
  height: 128px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  border-radius: 50%;
  background: linear-gradient(145deg, #fff 20%, #fff3ea 100%);
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 18px 38px rgba(112, 50, 24, 0.2);
  transform: rotate(4deg);
}
.kk-nook-mark::before { content: ""; position: absolute; inset: 8px; border: 1px dashed #f0c3ab; border-radius: 50%; opacity: .8; }
.kk-nook-mark img { width: 64px; height: auto; position: relative; z-index: 1; }
.kk-nook-mark span { position: relative; z-index: 1; color: #b37154; font-size: 8px; letter-spacing: 2px; font-weight: 700; line-height: 1; }
.kk-nook-caption { position: absolute; left: -18px; bottom: 24px; font-size: 12px; color: #95715e; writing-mode: vertical-rl; letter-spacing: 2px; }

.kk-category-ribbon {
  border-top: 1px solid #f1dcd0;
  padding: 23px 0;
  display: flex;
  gap: 32px;
  align-items: center;
  font-size: 14px;
}
.kk-category-ribbon > span:first-child { font-size: 12px; color: #9c7f6f; }
.kk-category-ribbon i { color: var(--kk-primary-deep); margin-right: 5px; }
.kk-ribbon-end { margin-left: auto; font-size: 12px; color: #9b7f70; }

/* Shared section bits */
.kk-chapter { font-size: 12px; color: var(--kk-primary-deep); letter-spacing: 1.5px; margin-bottom: 13px; font-weight: 650; }
.kk-screen-story { display: grid; grid-template-columns: 1fr 1.3fr; gap: 95px; padding-top: 74px; padding-bottom: 74px; }
.kk-section-intro p:not(.kk-chapter) { max-width: 345px; margin: 20px 0; }
.kk-continuity { align-self: center; border: 1px solid var(--kk-line); border-radius: 16px; padding: 28px 32px; background: #fff; box-shadow: 0 18px 50px rgba(92, 44, 24, 0.06); }
.kk-journey { display: flex; align-items: center; justify-content: space-between; padding-bottom: 20px; border-bottom: 1px dashed #eed8cc; font-size: 13px; }
.kk-journey > i { color: var(--kk-primary); }
.kk-sync-row { display: flex; gap: 17px; align-items: center; padding-top: 23px; }
.kk-sync-row h3 { font-size: 17px; }
.kk-sync-row p { font-size: 13px; margin-top: 5px; }
.kk-sync-symbol { background: var(--kk-pale); color: var(--kk-primary-deep); border-radius: 50%; width: 45px; height: 45px; display: grid; place-items: center; flex-shrink: 0; }
.kk-sync-foot { font-size: 12px; margin: 24px 0 0; padding-top: 16px; border-top: 1px solid var(--kk-line); }

/* Content */
.kk-content-world { background: #fffaf6; padding: 70px 0; }
.kk-content-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: center; }
.kk-catalog-pictures { position: relative; display: flex; align-items: center; justify-content: center; gap: 22px; padding-bottom: 35px; }
.kk-catalog-primary { width: 225px; }
.kk-catalog-secondary { width: 185px; transform: translateY(22px); }
.kk-catalog-pictures .kk-screenshot { border: 5px solid #fff; border-radius: 18px; box-shadow: 0 12px 32px rgba(96, 44, 22, 0.13); }
.kk-picture-note { position: absolute; bottom: 0; font-size: 11px; color: #a08779; }
.kk-catalog-copy > p:not(.kk-chapter) { margin-top: 18px; }
.kk-content-notes { margin: 24px 0; }
.kk-content-notes > div { position: relative; padding: 0 0 15px 21px; margin-bottom: 13px; border-bottom: 1px solid var(--kk-line); }
.kk-content-notes > div::before { content: ""; position: absolute; width: 5px; height: 5px; left: 0; top: 10px; background: var(--kk-primary); border-radius: 50%; }
.kk-content-notes dt { font-weight: 650; font-size: 15px; }
.kk-content-notes dd { margin: 4px 0 0; font-size: 13px; color: var(--kk-muted); }

/* Cinema dark band */
.kk-cinema { background: var(--kk-dark); color: #fff3eb; padding: 60px 0 62px; position: relative; overflow: hidden; }
.kk-cinema::before { content: ""; position: absolute; width: 500px; height: 500px; right: -180px; top: -260px; border-radius: 50%; background: radial-gradient(circle, rgba(255, 122, 69, 0.15), transparent 65%); }
.kk-cinema .kk-chapter { color: #ffad83; }
.kk-cinema-heading { position: relative; display: flex; justify-content: space-between; gap: 25px; align-items: flex-end; margin-bottom: 30px; }
.kk-cinema-heading > p { font-size: 13px; color: #c3a395; }
.kk-cinema-stage { position: relative; display: grid; grid-template-columns: 2.6fr 1fr; gap: 35px; align-items: center; }
.kk-cinema-stage > .kk-screenshot { border-radius: 10px; border: 1px solid #5b382b; box-shadow: 0 20px 50px rgba(0, 0, 0, 0.24); }
.kk-cinema-stage aside > div + div { margin-top: 25px; padding-top: 22px; border-top: 1px solid #4b2e24; }
.kk-cinema-stage aside i { color: #ffb18a; font-size: 25px; }
.kk-cinema-stage h3 { font-size: 17px; margin-top: 8px; }
.kk-cinema-stage p { font-size: 13px; color: #c9ab9d; margin-top: 9px; }
.kk-cinema-stage aside > a { display: inline-block; font-size: 13px; margin-top: 24px; color: #ffc2a2; }
.kk-cinema-stage aside > a i { font-size: 16px; }

/* Everyday */
.kk-everyday { display: grid; grid-template-columns: 1fr 1.3fr; gap: 95px; padding-top: 68px; padding-bottom: 68px; }
.kk-everyday-title > p:not(.kk-chapter) { margin: 18px 0; max-width: 360px; }
.kk-day-plan { padding: 0 0 0 25px; margin: 6px 0; list-style: none; border-left: 1px solid #f0d3c3; }
.kk-day-plan li { position: relative; padding: 0 0 24px 13px; }
.kk-day-plan li:last-child { padding-bottom: 0; }
.kk-day-plan li::before { content: ""; width: 9px; height: 9px; border: 4px solid #fff; background: var(--kk-primary); border-radius: 50%; position: absolute; left: -34px; top: 7px; box-shadow: 0 0 0 1px #ffd2bd; }
.kk-day-plan span { color: var(--kk-primary-deep); font-size: 12px; font-weight: 600; }
.kk-day-plan h3 { font-size: 17px; margin: 4px 0; }
.kk-day-plan p { font-size: 13px; }

/* Download */
.kk-download-area { background: linear-gradient(180deg, #fff0e6 0%, #ffe9dc 100%); padding: 52px 0 56px; }
.kk-download-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 25px; }
.kk-download-heading > div > p:last-child { margin-top: 11px; }
.kk-download-mark { width: 136px; height: 136px; margin: -16px 28px 0 0; border-radius: 50%; background: rgba(255, 255, 255, 0.62); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; box-shadow: 0 15px 30px rgba(132, 58, 25, 0.1); transform: rotate(5deg); border: 1px solid rgba(255, 255, 255, 0.8); }
.kk-download-mark img { width: 68px; }
.kk-download-mark span { font-size: 7px; letter-spacing: 1.8px; color: #b97758; font-weight: 700; }
.kk-download-pair { display: grid; grid-template-columns: 1.15fr 1fr; gap: 20px; }
.kk-download-card { position: relative; border: 1px solid #f2d5c5; padding: 29px 30px; border-radius: 16px; background: #fff; box-shadow: 0 12px 34px rgba(100, 43, 20, 0.05); }
.kk-download-card h3 { font-size: 22px; margin: 10px 0; }
.kk-download-card p { font-size: 14px; }
.kk-download-icon { font-size: 23px; color: var(--kk-primary-deep); }
.kk-download-controls { margin-top: 22px; display: flex; align-items: flex-start; gap: 12px; flex-direction: column; }
.kk-download-controls > a:not(.kk-btn) { font-size: 12px; color: #9a6b55; }
.kk-download-android { padding-right: 158px; }
.kk-download-ios { background: linear-gradient(145deg, #ffe9db 0%, #ffddc9 100%); border-color: #f3cbb7; }
.kk-download-ios .kk-btn-light { border-color: #dbad95; background: rgba(255, 255, 255, 0.86); }
.kk-qr-code { position: absolute; right: 26px; top: 50%; transform: translateY(-50%); width: 112px; margin: 0; }
.kk-qr-code img { width: 112px; border-radius: 6px; border: 4px solid #fff; box-shadow: 0 6px 18px rgba(87, 38, 18, 0.12); }
.kk-qr-code figcaption { font-size: 10px; text-align: center; color: #92735f; margin-top: 6px; line-height: 1.6; }
.kk-download-tip { font-size: 11px; color: #9a7867; margin: 16px 0 0; text-align: right; }
.kk-download-tip i { margin-right: 4px; }

/* Reviews */
.kk-reviews-area { padding: 62px 0; background: #fffaf6; }
.kk-reviews-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 25px; margin-bottom: 28px; }
.kk-reviews-heading > p { font-size: 13px; line-height: 1.9; }
.kk-review-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; align-items: start; }
.kk-review { background: #fff; border: 1px solid var(--kk-line); border-radius: 12px; padding: 22px; transition: transform .2s, box-shadow .2s; }
.kk-review:hover { transform: translateY(-3px); box-shadow: 0 15px 34px rgba(94, 42, 20, 0.08); }
.kk-review-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.kk-review-avatar { display: grid; place-items: center; width: 36px; height: 36px; flex-shrink: 0; border-radius: 50%; background: #ffe7d8; color: #b45125; font-size: 15px; font-weight: 650; }
.kk-review:nth-child(3n+2) .kk-review-avatar { background: #f7eddb; color: #8a6b34; }
.kk-review:nth-child(3n) .kk-review-avatar { background: #f2e8e3; color: #856251; }
.kk-review-identity { display: grid; line-height: 1.6; }
.kk-review-name { font-size: 13px; font-weight: 650; }
.kk-review-location { font-size: 11px; color: #9a8174; }
.kk-review-score { display: flex; gap: 1px; align-items: center; margin-left: auto; color: #f06a2d; font-size: 10px; line-height: 1.5; }
.kk-review-score > span { margin-left: 4px; font-size: 10px; white-space: nowrap; color: #9a8174; }
.kk-review-text { font-size: 13px; line-height: 1.95; color: #6c574e; margin: 17px 0 14px; }
.kk-review time { font-size: 10px; color: #a58e81; font-variant-numeric: tabular-nums; }

/* FAQ */
.kk-faq-area { display: grid; grid-template-columns: 1fr 1.8fr; gap: 80px; padding-top: 68px; padding-bottom: 68px; }
.kk-faq-area > div > p:not(.kk-chapter) { margin: 18px 0; font-size: 14px; }
.kk-faq-list { border-top: 1px solid var(--kk-line); }
details { border-bottom: 1px solid var(--kk-line); }
summary { position: relative; list-style: none; padding: 19px 35px 19px 0; font-weight: 550; cursor: pointer; font-size: 14px; }
summary::-webkit-details-marker { display: none; }
summary i { position: absolute; right: 2px; top: 21px; color: #a17460; transition: transform .2s; }
details[open] summary i { transform: rotate(45deg); }
details p { padding: 0 28px 20px 0; font-size: 13px; line-height: 1.95; }
details[open] summary { color: var(--kk-primary-deep); }

/* Footer */
.kk-site-footer { background: #fff7f2; border-top: 1px solid var(--kk-line); padding: 34px 0 18px; }
.kk-footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 25px; }
.kk-footer-brand { font-size: 21px; font-weight: 800; }
.kk-footer-brand span { font-size: 12px; font-weight: 400; margin-left: 15px; color: #9d7d6d; }
.kk-footer-inner p { font-size: 12px; margin-top: 8px; }
.kk-footer-inner nav { display: flex; gap: 25px; font-size: 12px; color: #8a6e60; }
.kk-footer-inner nav a:hover { color: var(--kk-primary-deep); }
.kk-footer-bottom { display: flex; gap: 20px; border-top: 1px solid var(--kk-line); margin-top: 28px; padding-top: 15px; font-size: 11px; color: #a68d80; }
.kk-back-top { margin-left: auto; border: 0; background: none; font-size: 11px; color: #8a6e60; }

/* Screenshots and dialog */
.kk-screenshot { display: block; position: relative; overflow: hidden; cursor: zoom-in; }
.kk-screenshot img { display: block; width: 100%; height: auto; }
.kk-zoom-hint { position: absolute; right: 8px; bottom: 8px; font-size: 10px; background: rgba(46, 20, 11, 0.78); color: white; padding: 3px 7px; border-radius: 4px; opacity: 0; transition: opacity .2s; pointer-events: none; }
.kk-screenshot:hover .kk-zoom-hint, .kk-screenshot:focus-visible .kk-zoom-hint { opacity: 1; }
.kk-image-dialog { border: 0; border-radius: 12px; padding: 24px; background: #fff; max-width: min(95vw, 1100px); max-height: 95dvh; overflow: auto; box-shadow: 0 30px 100px rgba(0, 0, 0, 0.35); }
.kk-image-dialog::backdrop { background: rgba(28, 11, 5, 0.82); backdrop-filter: blur(4px); }
.kk-image-dialog > img { display: block; width: auto; max-width: 100%; max-height: 78dvh; margin: auto; object-fit: contain; }
.kk-image-dialog p { text-align: center; font-size: 12px; margin-top: 10px; }
.kk-image-close { position: sticky; top: 0; display: grid; place-items: center; margin: 0 0 12px auto; border: 0; border-radius: 50%; width: 36px; height: 36px; background: #fff0e7; color: var(--kk-ink); z-index: 2; }

/* Mobile fixed download */
.kk-mobile-download { display: none; }

@media (min-width: 1450px) {
  .kk-welcome-grid { padding-top: 76px; padding-bottom: 66px; }
}
@media (max-width: 1100px) {
  .kk-wrap { width: calc(100% - 48px); }
  .kk-nav-inner { padding: 0 24px; gap: 20px; }
  .kk-site-header nav { gap: 19px; }
  .kk-welcome-grid { gap: 15px; }
  .kk-welcome-slogan { font-size: 28px; }
  .kk-viewing-nook { height: 450px; }
  .kk-wide-preview { width: 300px; top: 95px; }
  .kk-phone-preview { width: 150px; top: 32px; left: 0; }
  .kk-nook-circle { width: 360px; height: 350px; }
  .kk-nook-mark { width: 110px; height: 110px; right: 12px; }
  .kk-nook-mark img { width: 55px; }
  .kk-welcome-points { gap: 12px; font-size: 11px; }
  .kk-category-ribbon { gap: 23px; }
  .kk-ribbon-end { display: none; }
  .kk-screen-story, .kk-content-grid, .kk-everyday { gap: 45px; }
  .kk-catalog-pictures { gap: 14px; }
  .kk-catalog-secondary { width: 160px; }
  .kk-catalog-primary { width: 195px; }
  .kk-cinema-stage { grid-template-columns: 2fr 1fr; gap: 25px; }
  .kk-download-card h3 { font-size: 20px; }
  .kk-qr-code { right: 17px; width: 92px; }
  .kk-qr-code img { width: 92px; }
  .kk-download-android { padding-right: 130px; }
  .kk-download-mark { margin-right: 8px; width: 120px; height: 120px; }
  .kk-download-mark img { width: 60px; }
}
@media (max-width: 800px) {
  .kk-nav-inner { height: 70px; flex-wrap: wrap; gap: 14px; }
  .kk-brand > img { width: 33px; height: 34px; }
  .kk-wordmark-cn { font-size: 19px; }
  .kk-site-header nav { gap: 16px; font-size: 12px; }
  .kk-nav-download { display: none; }
  .kk-welcome-grid { padding-top: 42px; grid-template-columns: 1fr 1fr; }
  .kk-welcome h1 { font-size: 45px; }
  .kk-welcome-slogan { font-size: 24px; }
  .kk-intro { font-size: 13px; }
  .kk-desktop-break { display: none; }
  .kk-actions { gap: 9px; }
  .kk-btn { font-size: 13px; padding: 11px 15px; gap: 6px; }
  .kk-welcome-points { flex-wrap: wrap; gap: 8px 12px; margin-top: 20px; }
  .kk-viewing-nook { height: 400px; }
  .kk-phone-preview { width: 142px; left: 0; top: 24px; }
  .kk-wide-preview { width: 230px; top: 110px; right: -15px; }
  .kk-nook-heading { font-size: 10px; right: 0; letter-spacing: 0; }
  .kk-nook-mark { width: 92px; height: 92px; right: 0; bottom: 12px; }
  .kk-nook-mark img { width: 46px; }
  .kk-nook-mark span { font-size: 6px; letter-spacing: 1px; }
  .kk-nook-caption { display: none; }
  .kk-nook-circle { width: 290px; right: -30px; height: 330px; }
  .kk-screen-story { grid-template-columns: 1fr 1.2fr; gap: 30px; }
  .kk-continuity { padding: 20px; }
  .kk-journey { gap: 12px; flex-wrap: wrap; font-size: 11px; }
  .kk-sync-row h3 { font-size: 15px; }
  .kk-sync-row p { font-size: 12px; }
  .kk-content-grid { gap: 30px; }
  .kk-catalog-primary { width: 170px; }
  .kk-catalog-secondary { display: none; }
  h2 { font-size: 28px; }
  .kk-cinema-stage { grid-template-columns: 1fr; }
  .kk-cinema-stage aside { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
  .kk-cinema-stage aside > div + div { margin: 0; padding: 0; border: 0; }
  .kk-cinema-stage aside > a { margin: 0; grid-column: 1 / -1; }
  .kk-everyday { gap: 35px; }
  .kk-download-pair { grid-template-columns: 1fr 1fr; }
  .kk-qr-code { display: none; }
  .kk-download-android { padding-right: 25px; }
  .kk-download-card { padding: 24px; }
  .kk-download-mark { width: 104px; height: 104px; margin-top: 0; }
  .kk-download-mark img { width: 52px; }
  .kk-faq-area { gap: 30px; grid-template-columns: 1fr 1.7fr; }
  .kk-footer-inner { align-items: flex-start; }
  .kk-footer-inner nav { gap: 14px; }
}
@media (max-width: 600px) {
  .kk-wrap { width: calc(100% - 36px); }
  .kk-nav-inner { padding: 0 18px; height: auto; min-height: 66px; gap: 0; justify-content: space-between; flex-wrap: wrap; }
  .kk-menu-toggle { display: block; }
  .kk-site-header nav { width: 100%; margin: 0; justify-content: space-between; gap: 9px; border-top: 1px solid var(--kk-line); font-size: 11px; }
  .kk-site-header nav a { padding: 12px 0; }
  .kk-js-ready .kk-site-header nav { display: none; }
  .kk-js-ready .kk-site-header nav.kk-is-open { display: flex; flex-wrap: wrap; }
  .kk-menu-toggle[aria-expanded="true"] { background: var(--kk-pale); border-color: #f0c2aa; color: var(--kk-primary-deep); }
  .kk-welcome-grid { display: flex; flex-direction: column; padding: 33px 0 20px; gap: 8px; align-items: stretch; }
  .kk-brand-note { font-size: 11px; }
  .kk-welcome h1 { font-size: 40px; margin: 12px 0 6px; }
  .kk-welcome-slogan { font-size: 27px; line-height: 1.55; }
  .kk-welcome-slogan br { display: block; }
  .kk-intro { font-size: 13px; margin-top: 16px; }
  .kk-actions { margin: 22px 0 8px; flex-wrap: nowrap; }
  .kk-actions .kk-btn { flex: 1; }
  .kk-btn { font-size: 13px; padding: 12px 10px; }
  .kk-text-link { font-size: 12px; }
  .kk-welcome-points { font-size: 11px; margin-top: 21px; gap: 15px; }
  .kk-viewing-nook { height: 375px; width: 100%; max-width: 390px; margin: 14px auto 0; }
  .kk-nook-heading { top: 6px; right: 0; font-size: 10px; }
  .kk-phone-preview { width: 154px; top: 18px; left: 13px; }
  .kk-wide-preview { width: 235px; top: 90px; right: 0; }
  .kk-nook-circle { width: 310px; height: 310px; top: 37px; right: 0; }
  .kk-nook-mark { width: 96px; height: 96px; right: -2px; bottom: 0; }
  .kk-nook-mark img { width: 48px; }
  .kk-phone-preview figcaption, .kk-wide-preview figcaption { font-size: 10px; }
  .kk-category-ribbon { gap: 11px; padding: 17px 0; justify-content: space-between; font-size: 12px; }
  .kk-category-ribbon > span:first-child { display: none; }
  .kk-category-ribbon i { margin-right: 3px; }
  .kk-screen-story { grid-template-columns: 1fr; gap: 25px; padding-top: 42px; padding-bottom: 42px; }
  .kk-section-intro h2 br, .kk-everyday h2 br { display: none; }
  h2 { font-size: 26px; }
  .kk-chapter { font-size: 11px; margin-bottom: 10px; }
  .kk-section-intro p:not(.kk-chapter) { max-width: none; margin: 14px 0; font-size: 14px; }
  .kk-continuity { padding: 23px; }
  .kk-journey { font-size: 12px; gap: 9px; }
  .kk-sync-row { padding-top: 20px; }
  .kk-sync-row h3 { font-size: 16px; }
  .kk-sync-symbol { width: 40px; height: 40px; }
  .kk-content-world { padding: 42px 0; }
  .kk-content-grid { display: flex; flex-direction: column-reverse; gap: 25px; }
  .kk-catalog-copy > p:not(.kk-chapter) { font-size: 14px; margin-top: 14px; }
  .kk-catalog-copy h2 br { display: none; }
  .kk-content-notes { margin: 22px 0; }
  .kk-catalog-pictures { width: 100%; gap: 20px; padding-bottom: 35px; align-items: center; }
  .kk-catalog-primary { width: 160px; }
  .kk-catalog-secondary { display: block; width: 145px; transform: translateY(10px); }
  .kk-cinema { padding: 42px 0; }
  .kk-cinema-heading { display: block; margin-bottom: 22px; }
  .kk-cinema-heading > p { margin-top: 14px; font-size: 12px; }
  .kk-cinema-heading h2 { font-size: 25px; }
  .kk-cinema-stage aside { gap: 20px; }
  .kk-cinema-stage h3 { font-size: 16px; }
  .kk-cinema-stage p { font-size: 12px; }
  .kk-everyday { grid-template-columns: 1fr; gap: 27px; padding-top: 42px; padding-bottom: 42px; }
  .kk-everyday-title > p:not(.kk-chapter) { font-size: 14px; }
  .kk-day-plan { margin-left: 7px; }
  .kk-day-plan h3 { font-size: 16px; }
  .kk-download-area { padding: 38px 0 40px; }
  .kk-download-heading { position: relative; min-height: 100px; margin-bottom: 18px; }
  .kk-download-heading h2 { font-size: 26px; }
  .kk-download-heading .kk-chapter { font-size: 10px; letter-spacing: 0; }
  .kk-download-heading > div:first-child { position: relative; z-index: 1; max-width: 245px; }
  .kk-download-heading > div > p:last-child { font-size: 12px; max-width: 180px; }
  .kk-download-mark { position: absolute; width: 92px; height: 92px; right: -4px; top: 21px; margin: 0; }
  .kk-download-mark img { width: 46px; }
  .kk-download-mark span { font-size: 6px; letter-spacing: 1px; }
  .kk-download-pair { grid-template-columns: 1fr; gap: 14px; }
  .kk-download-card { padding: 23px; }
  .kk-download-card h3 { font-size: 20px; margin: 4px 0 10px; }
  .kk-download-icon { float: right; font-size: 28px; }
  .kk-download-controls { flex-direction: row; align-items: center; gap: 16px; margin-top: 20px; }
  .kk-download-controls > a:not(.kk-btn) { font-size: 11px; }
  .kk-download-card p { font-size: 13px; }
  .kk-download-card p br { display: none; }
  .kk-download-tip { text-align: left; line-height: 1.8; }
  .kk-faq-area { grid-template-columns: 1fr; gap: 25px; padding-top: 42px; padding-bottom: 42px; }
  .kk-faq-area > div > p:not(.kk-chapter) { margin: 12px 0; font-size: 13px; }
  .kk-faq-area > div > p br { display: none; }
  summary { font-size: 13px; padding-top: 18px; padding-bottom: 18px; }
  summary i { top: 20px; }
  .kk-reviews-area { padding: 42px 0; }
  .kk-review-list { grid-template-columns: 1fr; gap: 13px; }
  .kk-reviews-heading { display: block; margin-bottom: 22px; }
  .kk-reviews-heading > p { margin-top: 12px; font-size: 12px; }
  .kk-reviews-heading > p br { display: none; }
  .kk-review { padding: 20px; }
  .kk-review-score { font-size: 11px; }
  .kk-footer-inner { display: block; }
  .kk-footer-brand { font-size: 20px; }
  .kk-footer-brand span { font-size: 11px; }
  .kk-footer-inner nav { margin-top: 20px; font-size: 12px; gap: 24px; }
  .kk-footer-bottom { flex-wrap: wrap; gap: 10px; font-size: 10px; }
  .kk-footer-bottom .kk-back-top { font-size: 10px; }
  .kk-mobile-download {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    gap: 9px;
    padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
    z-index: 25;
    background: rgba(255, 255, 255, 0.94);
    border-top: 1px solid var(--kk-line);
    backdrop-filter: blur(12px);
  }
  .kk-mobile-download .kk-btn { flex: 1; min-height: 44px; padding: 10px 6px; font-size: 12px; }
  .kk-mobile-download.kk-is-hidden { visibility: hidden; pointer-events: none; }
  body { padding-bottom: 78px; }
  .kk-image-dialog { padding: 12px; width: 94vw; }
  .kk-zoom-hint { opacity: 1; font-size: 9px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* Documentation */
.kk-docs-layout { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 55px; padding-top: 44px; padding-bottom: 65px; min-height: 65vh; }
.kk-reading-layout { grid-template-columns: 190px minmax(0, 1fr) 155px; gap: 40px; }
.kk-docs-sidebar { align-self: start; position: sticky; top: 115px; }
.kk-docs-home { font-size: 16px; font-weight: 700; display: block; padding-bottom: 17px; border-bottom: 1px solid var(--kk-line); }
.kk-docs-home i { color: var(--kk-primary-deep); margin-right: 5px; }
.kk-docs-sidebar nav { display: grid; gap: 7px; padding: 16px 0; }
.kk-docs-sidebar nav a { font-size: 13px; padding: 8px 9px; border-radius: 6px; color: #82695c; }
.kk-docs-sidebar nav a[aria-current="page"] { background: #ffeadf; color: var(--kk-primary-deep); font-weight: 650; }
.kk-docs-sidebar nav a:hover { background: var(--kk-pale); }
.kk-docs-sidebar i { margin-right: 5px; }
.kk-docs-download { font-size: 12px; color: var(--kk-primary-deep); display: block; padding: 17px 0; border-top: 1px solid var(--kk-line); }
.kk-docs-directory h1 { font-size: 38px; margin-top: 0; }
.kk-doc-lead { font-size: 16px; line-height: 1.9; margin: 13px 0 28px; }
.kk-doc-card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 17px; }
.kk-doc-card { border: 1px solid var(--kk-line); border-radius: 12px; padding: 23px; transition: background .2s, transform .2s, box-shadow .2s; background: #fff; }
.kk-doc-card:hover { background: #fff8f3; transform: translateY(-2px); box-shadow: 0 12px 28px rgba(94, 42, 20, 0.07); }
.kk-doc-card > i { color: var(--kk-primary-deep); font-size: 25px; }
.kk-doc-card h2 { font-size: 18px; margin: 10px 0 8px; }
.kk-doc-card p { font-size: 13px; }
.kk-doc-card span { display: block; font-size: 12px; color: var(--kk-primary-deep); margin-top: 18px; }
.kk-doc-notice { border-left: 3px solid var(--kk-primary); padding: 13px 17px; background: var(--kk-pale); font-size: 13px; margin-top: 25px; color: #785f52; }
.kk-doc-article h1 { font-size: 32px; margin-top: 20px; }
.kk-breadcrumbs { font-size: 12px; color: #9d8679; display: flex; gap: 10px; flex-wrap: wrap; }
.kk-breadcrumbs a:hover { color: var(--kk-primary-deep); }
.kk-doc-article section { margin-top: 32px; scroll-margin-top: 105px; }
.kk-doc-article h2 { font-size: 23px; margin-bottom: 13px; }
.kk-doc-article p, .kk-doc-article li { font-size: 14px; line-height: 2; color: #6c574e; }
.kk-doc-article p + p { margin-top: 12px; }
.kk-doc-article ol { padding-left: 22px; }
.kk-doc-article li { padding: 4px 0 4px 5px; }
.kk-doc-article .kk-screenshot { margin: 24px 0; border-radius: 9px; border: 1px solid var(--kk-line); }
.kk-doc-article .kk-doc-phone { max-width: 260px; }
.kk-doc-toc { position: sticky; top: 119px; align-self: start; border-left: 1px solid var(--kk-line); padding-left: 18px; font-size: 12px; }
.kk-doc-toc span { display: block; font-weight: 700; margin-bottom: 14px; }
.kk-doc-toc a { display: block; color: #91796c; margin: 12px 0; }
.kk-doc-toc a:hover { color: var(--kk-primary-deep); }
.kk-next-doc { display: block; background: #fff6f0; border: 1px solid #f3ded2; border-radius: 10px; padding: 18px 22px; margin-top: 38px; }
.kk-next-doc span { display: block; color: #9a8173; font-size: 12px; }
.kk-next-doc strong { font-size: 15px; }
.kk-next-doc i { float: right; color: var(--kk-primary-deep); }

@media (max-width: 1100px) {
  .kk-reading-layout { grid-template-columns: 180px minmax(0, 1fr); gap: 30px; }
  .kk-doc-toc { display: none; }
}
@media (max-width: 800px) {
  .kk-docs-layout { gap: 25px; grid-template-columns: 170px minmax(0, 1fr); }
  .kk-doc-card-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .kk-docs-layout, .kk-reading-layout { display: flex; flex-direction: column; padding-top: 24px; padding-bottom: 40px; gap: 26px; }
  .kk-docs-sidebar { position: static; border-bottom: 1px solid var(--kk-line); padding-bottom: 14px; }
  .kk-docs-sidebar .kk-docs-home { font-size: 14px; padding-bottom: 9px; }
  .kk-docs-sidebar nav { display: flex; flex-wrap: wrap; gap: 4px; padding: 10px 0 0; }
  .kk-docs-sidebar nav a { font-size: 11px; padding: 7px 8px; }
  .kk-docs-sidebar nav a i { display: none; }
  .kk-docs-download { display: none; }
  .kk-docs-directory h1 { font-size: 30px; }
  .kk-doc-lead { font-size: 14px; margin-bottom: 22px; }
  .kk-doc-card-grid { grid-template-columns: 1fr; gap: 12px; }
  .kk-doc-card { padding: 19px; }
  .kk-doc-card > i { float: right; }
  .kk-doc-card h2 { font-size: 17px; margin: 0 0 7px; }
  .kk-doc-card span { margin-top: 12px; }
  .kk-doc-article h1 { font-size: 27px; margin-top: 14px; }
  .kk-doc-article h2 { font-size: 22px; }
  .kk-doc-article .kk-doc-phone { max-width: 250px; margin-inline: auto; }
}